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IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: canton
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
cantonessence principale %/an± %/an± %/an± %/an± %/an± %/an±
AGépicéa......-0.02.70.40.70.40.7
sapin......2.21.0-0.41.00.10.9
pin......2.64.8-3.91.6-3.71.6
mélèze......1.70.0-1.81.0-1.71.0
arole............
autres résineux......40.90.05.42.45.92.5
hêtre......1.80.8-0.70.6-0.40.5
érable......2.33.52.11.42.11.4
frêne......0.52.51.91.31.71.1
chêne......3.95.3-1.31.3-1.31.3
châtaignier........0.0.0.0.
autres feuillus......-2.23.41.31.11.11.1
total......1.30.9-0.20.4-0.10.4
AIépicéa..0.41.5-3.32.11.50.917.412.8-0.71.3
sapin..13.10.05.03.11.20.8-1.91.81.51.5
pin..3.40.0....-1.90.0-2.00.8
mélèze....4.6...-1.0.0.51.8
arole............
autres résineux..5.6.......6.0.
hêtre..-1.8.1.72.93.02.18.11.41.71.7
érable....-2.44.95.60.0-17.5.-3.94.7
frêne....0.32.6412.00.04.60.68.24.7
chêne............
châtaignier............
autres feuillus..2.10.0-13.70.0-15.34.2..-9.95.2
total..0.51.4-1.82.01.60.7-0.11.5-0.21.0
ARépicéa....2.11.0-2.32.4-0.70.5-0.41.4
sapin....2.70.8-2.82.66.81.5-0.01.6
pin....3.00.0....2.90.0
mélèze......-1.3...-1.3.
arole............
autres résineux......5.80.5..5.90.5
hêtre....3.21.50.92.0-1.01.40.81.1
érable....-0.30.511.512.00.60.05.55.8
frêne....35.40.0-3.03.22.21.30.62.6
chêne........0.60.00.60.0
châtaignier............
autres feuillus....0.50.02.42.0-12.30.0-0.12.2
total....2.40.8-1.81.90.60.9-0.01.1
BEépicéa3.21.10.80.9-0.40.5-0.70.5-2.60.7-0.60.3
sapin..0.31.80.80.60.40.6-0.71.20.30.4
pin1.20.80.80.3-5.52.9-1.01.12.01.2-0.60.8
mélèze..3.42.02.22.4-0.90.02.11.61.71.2
arole..-20.40.0......-18.80.0
autres résineux..0.0.3.70.0-3.24.9-0.52.8-1.83.0
hêtre..5.55.51.60.70.00.5-1.00.70.00.4
érable..7.04.01.00.9-0.41.21.51.71.30.8
frêne..5.10.0-3.53.42.41.2-0.61.50.21.1
chêne....-0.9.7.85.50.11.30.81.3
châtaignier........0.0.0.0.
autres feuillus..2.73.1-1.81.6-0.61.51.12.00.11.1
total2.70.81.00.80.20.4-0.10.3-1.30.5-0.20.2
BL/BSépicéa......-0.81.1-3.22.6-1.91.6
sapin......1.41.23.72.91.91.2
pin......-0.71.6-1.80.8-1.70.8
mélèze......-4.01.4..-4.01.4
arole............
autres résineux........3.72.13.72.1
hêtre....1.50.0-0.10.60.10.70.00.5
érable......1.00.9-1.81.6-0.41.0
frêne......-2.31.7-1.11.4-1.21.2
chêne........-0.51.2-0.51.2
châtaignier............
autres feuillus......-2.22.0-2.31.9-2.31.7
total....1.50.0-0.00.5-0.60.6-0.30.4
FRépicéa..1.41.11.60.90.11.5-2.72.70.60.7
sapin..5.47.1-0.51.71.31.28.62.61.01.3
pin......1.61.6-2.11.1-1.91.0
mélèze......-3.314.1-8.04.5-8.14.7
arole............
autres résineux......6.5...6.9.
hêtre..0.03.93.31.80.61.20.51.70.90.9
érable..6.13.37.42.17.23.03.42.06.31.4
frêne..46.813.91.21.63.42.22.02.62.91.7
chêne....8.46.51.41.9-5.42.2-1.72.0
châtaignier............
autres feuillus..-4.33.3-3.56.44.54.610.01.48.21.5
total..1.81.41.30.91.00.8-0.01.21.00.5
GEépicéa........3.40.03.40.0
sapin............
pin........-0.50.2-0.50.2
mélèze............
arole............
autres résineux............
hêtre............
érable........4.11.14.11.1
frêne........-3.90.0-3.90.0
chêne........-0.71.6-0.71.6
châtaignier............
autres feuillus........-0.92.5-0.92.5
total........-0.61.2-0.61.2
GLépicéa..2.00.8-2.11.20.31.0..0.10.8
sapin..6.43.52.12.91.60.3..2.11.3
pin............
mélèze....2.20.00.0...4.93.9
arole............
autres résineux....0.10.0....0.10.0
hêtre..3.71.72.21.1-2.51.8-0.20.3-0.81.3
érable..-0.71.40.11.47.23.634.00.01.11.1
frêne....3.22.4-9.81.99.812.4-5.63.2
chêne............
châtaignier............
autres feuillus..4.50.04.04.6-7.13.30.0.-3.93.6
total..2.00.7-0.51.1-2.12.02.12.5-0.40.9
GRépicéa2.41.50.80.41.00.5-0.91.42.81.70.90.3
sapin..5.62.03.30.80.21.32.21.62.70.7
pin0.20.70.70.9-0.40.8-0.40.4-2.81.5-0.60.4
mélèze2.01.11.40.60.30.8-2.31.9-4.53.21.20.6
arole1.10.5-0.82.83.10.0....0.80.7
autres résineux0.51.6-0.80.7......-0.10.9
hêtre....2.20.62.51.1-0.21.71.80.6
érable-12.60.01.21.0-4.53.25.52.414.611.72.12.1
frêne....3.02.2-1.92.41.61.50.81.6
chêne....1.11.30.11.65.55.71.72.0
châtaignier......-1.0.1.01.00.80.9
autres feuillus..2.83.32.00.82.11.3-0.31.51.20.7
total1.91.00.90.31.10.4-0.20.90.30.80.90.2
JUépicéa....-1.11.30.61.4-1.01.6-0.50.8
sapin....1.90.8-2.11.03.41.50.10.8
pin......0.90.9-4.71.1-1.61.0
mélèze........0.90.60.90.6
arole............
autres résineux......-12.515.9..-12.616.0
hêtre....2.31.41.41.10.20.71.00.7
érable....2.50.9-0.31.21.21.80.60.9
frêne....7.37.10.41.9-0.11.40.21.1
chêne......69.494.6-0.11.50.31.5
châtaignier............
autres feuillus....6.32.6-1.71.8-0.01.7-0.21.2
total....0.50.9-0.00.70.30.70.20.4
LUépicéa..-0.81.1-1.20.7-1.61.0-4.41.7-1.70.5
sapin..-6.33.9-0.81.12.41.00.71.11.10.6
pin..2.22.3..-2.62.5-0.91.2-0.11.3
mélèze......1.80.9..1.80.9
arole............
autres résineux....0.0.1.10.84.10.01.71.1
hêtre..-4.02.2-1.71.20.11.20.90.90.10.7
érable..3.65.14.44.63.51.64.23.04.02.0
frêne..0.0.4.54.50.61.9-0.61.20.11.1
chêne......-2.71.80.61.2-1.61.5
châtaignier............
autres feuillus..3.81.3-6.93.1-1.73.52.92.3-0.01.6
total..-0.71.1-1.00.60.40.7-0.70.8-0.40.4
NEépicéa..2.11.00.30.7-2.21.61.80.90.10.6
sapin..3.20.41.80.60.30.71.01.41.20.4
pin....-6.70.0-3.11.7-0.80.0-2.91.3
mélèze......0.30.0..0.30.0
arole............
autres résineux......0.60.0..0.60.0
hêtre..3.62.70.70.82.21.30.34.01.20.9
érable..-30.52.62.82.22.61.6-3.86.12.01.4
frêne....5.62.21.51.68.917.03.82.8
chêne......0.12.1-0.21.5-0.21.3
châtaignier............
autres feuillus..2.46.3-0.51.6-2.72.711.41.8-0.32.1
total..2.10.90.90.4-0.10.70.91.30.70.3
NWépicéa..2.61.10.20.6-1.16.7-1.1.1.41.5
sapin..1.10.62.12.04.38.711.70.02.32.1
pin............
mélèze............
arole............
autres résineux......4.1...4.1.
hêtre..-10.10.01.91.61.21.54.14.71.91.2
érable..7.95.91.11.8-1.92.81.52.01.71.5
frêne....1.72.9-0.61.12.51.4-0.21.0
chêne......2.1...2.1.
châtaignier............
autres feuillus..-4.54.046.66.31.31.7-5.10.6-2.03.2
total..2.60.91.41.0-0.12.20.21.31.20.9
OWépicéa6.63.30.60.7-0.62.10.53.02.33.30.40.8
sapin..2.51.21.41.31.51.33.5.1.80.8
pin..3.92.7....-10.10.03.42.8
mélèze......1.70.07.60.02.51.1
arole0.1.........0.1.
autres résineux......4.00.0..3.70.0
hêtre..4.05.51.20.92.82.1-0.71.91.40.9
érable..2.51.67.65.26.63.02.22.06.53.3
frêne....31.211.05.73.8-13.53.76.03.7
chêne........8.30.08.70.0
châtaignier............
autres feuillus..-3.00.827.616.7-7.01.53.00.70.14.0
total2.61.70.80.60.81.61.81.50.61.21.00.6
SGépicéa3.90.01.60.50.50.6-0.81.0-1.91.40.00.4
sapin..-1.41.71.31.00.50.7-0.81.00.50.5
pin..-13.20.0-4.20.0-0.91.3-1.61.1-2.01.0
mélèze..-0.30.01.61.10.80.9-0.60.40.50.7
arole..5.20.0......4.70.0
autres résineux..0.0.-59.1.0.72.514.840.90.62.8
hêtre..2.11.30.91.2-1.61.3-0.70.8-0.30.6
érable..9.32.3-1.01.30.11.81.11.3-0.00.9
frêne....-1.71.80.21.1-1.51.4-0.60.8
chêne......0.73.1-3.51.0-2.81.4
châtaignier............
autres feuillus..33.267.5-3.71.8-0.62.1-0.31.7-1.11.3
total3.90.01.60.50.40.5-0.50.6-1.20.5-0.10.3
SHépicéa......0.62.00.61.10.61.0
sapin......0.92.11.70.41.11.5
pin......2.03.70.22.20.71.9
mélèze......-7.40.02.52.01.42.4
arole............
autres résineux........0.01.80.01.8
hêtre......-0.71.01.91.11.00.8
érable......3.30.02.11.42.41.2
frêne......3.40.01.62.01.71.9
chêne......4.10.62.90.83.00.8
châtaignier............
autres feuillus......-6.34.8-7.44.2-7.33.8
total......0.01.11.30.70.90.6
SOépicéa..-0.22.73.41.7-0.21.80.11.30.31.0
sapin..-3.31.90.51.50.61.1-0.81.5-0.10.9
pin....0.70.0-0.81.6-1.41.2-1.11.0
mélèze......2.70.014.710.410.16.4
arole............
autres résineux......-3.86.4..-3.86.3
hêtre..0.90.1-0.10.8-0.10.70.90.60.50.4
érable..2.10.92.01.7-2.91.50.81.4-0.91.1
frêne....6.14.3-4.62.31.91.9-0.51.9
chêne......-1.62.21.91.60.21.5
châtaignier............
autres feuillus....6.511.9-3.42.4-2.42.9-2.81.9
total..0.50.40.70.7-0.60.80.40.60.10.4
SZépicéa..1.30.7-1.31.00.21.4-0.02.3-0.10.6
sapin..3.22.61.50.82.91.44.30.32.20.7
pin..-4.20.70.30.0-0.61.20.2.-1.31.1
mélèze....0.0.0.1.1.90.01.00.7
arole............
autres résineux......0.2.7.0.2.01.9
hêtre..-0.90.84.31.20.41.00.90.91.10.7
érable..4.57.52.52.35.91.73.85.93.81.6
frêne....1.02.5-1.41.83.31.80.31.6
chêne......0.80.0-4.00.1-3.01.2
châtaignier............
autres feuillus..15.214.7-3.31.6-3.12.21.02.5-0.61.5
total..1.20.8-0.10.70.60.81.40.70.50.4
TGépicéa....-1.8.-0.21.7-1.51.1-1.10.9
sapin....-0.5.2.31.8-1.21.6-0.61.4
pin......-1.21.1-1.01.4-1.11.1
mélèze......-0.50.02.41.41.71.1
arole............
autres résineux......1.63.83.80.01.83.5
hêtre....-11.20.02.53.6-0.71.1-0.31.0
érable....-1.7.-4.11.82.52.01.31.6
frêne......-3.12.40.50.90.00.9
chêne......-1.10.0-0.01.1-0.11.1
châtaignier............
autres feuillus......3.720.52.31.42.31.4
total....-3.10.00.01.3-0.50.6-0.40.5
TIépicéa2.50.91.51.03.20.7-0.71.80.34.01.80.6
sapin11.2.-1.22.01.40.9-2.02.1-1.6.0.40.9
pin0.20.011.00.0-0.15.91.8.-1.20.60.31.4
mélèze1.11.51.80.6-0.01.01.40.7-2.22.81.10.5
arole6.10.00.0.......7.92.9
autres résineux..8.0.....2.70.02.80.1
hêtre..4.22.00.80.61.02.21.51.01.10.9
érable....6.39.62.33.111.210.37.75.2
frêne....11.08.26.78.44.31.75.41.8
chêne....22.710.00.12.71.00.90.90.9
châtaignier......1.41.40.60.70.70.6
autres feuillus-0.21.01.01.4-0.91.12.81.02.20.91.70.6
total1.71.01.60.61.30.41.11.01.40.41.40.3
URépicéa1.20.01.70.80.71.01.51.90.70.81.30.6
sapin..5.70.73.42.03.52.27.31.84.21.3
pin-1.90.06.4.5.35.9-1.00.02.00.01.42.2
mélèze..-13.50.0......-12.80.0
arole5.4.........6.5.
autres résineux0.0.3.1.4.50.0....4.81.7
hêtre..0.60.12.72.92.30.212.17.24.51.9
érable....2.83.30.13.10.0.2.12.5
frêne....2.11.912.52.64.00.83.32.1
chêne........-0.50.5-0.50.4
châtaignier............
autres feuillus..1.18.0-0.62.71.36.013.811.74.54.3
total1.30.01.80.81.40.91.90.75.31.02.00.5
VDépicéa2.4.0.80.51.20.4-2.61.2-4.01.7-0.20.4
sapin..0.11.01.60.5-1.31.31.42.40.30.6
pin......-0.34.23.82.61.03.2
mélèze..-5.62.62.71.56.12.83.92.81.32.0
arole............
autres résineux....3.40.46.61.18.75.07.72.4
hêtre..-0.50.9-0.70.81.00.60.60.80.30.4
érable..1.32.11.50.81.92.00.61.11.40.8
frêne..25.4.6.72.52.01.42.01.32.40.9
chêne....0.10.0-0.31.0-1.31.3-1.01.0
châtaignier......-10.20.76.60.23.72.9
autres feuillus..-0.01.3-3.02.65.24.10.91.11.10.9
total2.4.0.50.51.00.3-0.50.6-0.20.70.20.3
VSépicéa1.51.30.60.41.10.6-0.21.23.31.50.80.3
sapin..-0.70.72.91.1-2.35.05.70.51.70.9
pin0.50.31.01.22.71.1-1.31.5-2.61.60.10.8
mélèze1.90.51.40.50.50.5-0.91.71.64.11.20.3
arole1.00.63.73.2......1.20.7
autres résineux..-1.50.3-7.61.5..71.2.-2.93.9
hêtre..2.60.07.53.32.72.51.51.33.81.4
érable..9.25.95.62.7-0.03.83.03.03.81.7
frêne....-3.51.87.76.76.44.31.52.4
chêne....-1.53.0-0.31.14.71.71.01.3
châtaignier......-6.72.92.31.7-1.22.7
autres feuillus1.03.00.82.01.42.00.41.2-1.61.40.50.9
total1.60.50.80.31.50.4-0.10.70.60.91.00.2
ZGépicéa..0.0.-4.11.80.12.91.03.1-2.41.5
sapin....0.82.6-2.02.51.11.1-0.11.6
pin............
mélèze......-0.0...-0.0.
arole............
autres résineux........0.0.0.0.
hêtre....-0.83.14.23.90.12.00.91.6
érable....3.20.03.71.4-1.13.91.62.1
frêne......3.41.1-1.81.3-1.51.6
chêne........0.80.00.90.0
châtaignier............
autres feuillus......59.269.1-6.03.51.19.6
total..0.0.-2.91.70.61.8-0.31.3-1.21.0
ZHépicéa....0.74.8-0.61.0-1.00.6-0.90.5
sapin....1.70.7-0.81.60.80.90.20.9
pin......-4.52.1-2.30.8-2.60.8
mélèze......0.53.9-0.11.60.01.5
arole............
autres résineux......10.04.9-7.36.1-0.06.5
hêtre....3.32.70.00.90.80.70.70.5
érable......-0.81.83.61.61.61.3
frêne....-0.83.50.91.4-0.31.20.20.9
chêne......2.03.1-0.41.1-0.41.0
châtaignier............
autres feuillus....-1.5.-0.12.90.41.60.31.4
total....1.61.7-0.50.7-0.20.4-0.30.3
Suisseépicéa2.30.90.90.20.20.2-0.80.3-1.40.30.00.1
sapin10.0.0.90.81.30.30.30.30.40.50.70.2
pin0.30.60.90.70.10.7-0.70.4-2.00.4-1.10.3
mélèze1.80.71.30.30.40.40.20.6-0.51.01.00.2
arole1.10.40.12.43.10.0....0.90.5
autres résineux0.81.71.31.7-6.85.81.51.82.91.42.11.1
hêtre..0.90.61.10.30.40.30.10.20.40.2
érable-13.00.03.11.31.60.61.00.52.00.61.70.3
frêne..7.83.01.61.10.20.70.70.40.60.4
chêne....0.11.9-0.00.7-0.40.4-0.30.4
châtaignier......0.81.20.70.50.70.5
autres feuillus0.41.71.81.20.00.6-0.00.61.00.40.60.3
total1.80.61.00.20.60.1-0.00.2-0.20.20.30.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827165/293496
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %/an± %/an± %/an± %/an± %/an± %/an±
ouest du Juraépicéa..0.30.30.30.2-0.30.3-0.40.50.10.1
sapin..1.00.81.70.40.40.30.80.60.90.2
pin....0.40.40.50.4-0.80.3-0.20.2
mélèze....0.50.0-0.81.23.22.50.70.8
arole............
autres résineux....10.54.214.013.122.413.314.112.2
hêtre..0.20.31.00.30.90.20.20.30.70.1
érable..2.41.22.60.51.80.61.10.51.90.3
frêne..14.8.5.62.40.30.51.40.71.10.4
chêne....-3.40.02.00.60.10.60.60.5
châtaignier............
autres feuillus..3.12.10.10.7-0.50.60.20.50.00.3
total..0.50.20.90.20.40.20.20.20.50.1
est du Juraépicéa......0.40.6-0.50.5-0.20.4
sapin......2.10.70.40.70.90.6
pin......-1.00.7-1.10.4-1.10.3
mélèze......-0.60.30.21.20.11.1
arole............
autres résineux......6.72.419.49.017.97.6
hêtre....0.8.1.00.50.10.30.40.2
érable......1.60.9-0.30.50.10.5
frêne......0.21.51.70.61.50.6
chêne......4.75.70.60.50.60.5
châtaignier............
autres feuillus......-0.40.80.50.60.40.6
total....0.8.0.90.30.10.20.30.1
ouest du Plateauépicéa..0.30.50.10.7-1.50.3-1.30.4-1.20.2
sapin..-1.41.61.82.90.70.82.51.91.10.7
pin......-2.30.5-1.00.5-1.40.4
mélèze....0.0.2.34.0-1.21.2-0.21.4
arole............
autres résineux......1.62.44.44.82.92.3
hêtre..3.36.60.60.80.90.40.80.50.90.3
érable..1.41.50.12.07.73.41.91.53.91.5
frêne....0.0.3.71.23.10.93.40.7
chêne......-0.60.71.00.50.50.4
châtaignier......-2.70.93.20.02.50.8
autres feuillus..0.0.13.624.00.61.02.31.82.01.4
total..0.20.40.91.3-0.30.30.40.30.00.2
centre du Plateauépicéa....-1.21.2-1.30.3-1.20.3-1.30.2
sapin....-1.80.80.30.5-0.00.40.10.3
pin......-1.60.6-1.20.4-1.30.3
mélèze......6.92.63.92.54.22.3
arole............
autres résineux......1.12.36.45.82.52.4
hêtre....-0.10.70.30.4-0.10.30.10.2
érable....0.41.51.91.82.51.22.20.9
frêne....0.0.4.31.52.31.52.71.2
chêne......0.91.2-0.10.60.10.5
châtaignier........0.0.0.0.
autres feuillus......3.64.31.61.01.81.0
total....-1.20.9-0.30.2-0.40.2-0.40.1
est du Plateauépicéa....-2.30.6-0.30.4-0.90.2-0.80.2
sapin....0.30.50.70.6-0.30.30.00.3
pin......-1.30.5-1.30.2-1.30.2
mélèze......-0.31.0-0.50.5-0.50.5
arole............
autres résineux......2.81.06.55.83.81.3
hêtre....4.21.61.20.50.60.20.80.2
érable....15.6.0.20.63.20.72.10.5
frêne....-0.60.42.70.91.20.41.50.4
chêne......-1.00.4-0.10.4-0.10.4
châtaignier........0.0.0.0.
autres feuillus....-1.8.-0.70.90.70.50.50.5
total....-0.70.80.30.3-0.20.1-0.10.1
ouest des Préalpesépicéa..-0.20.40.00.4-0.21.1-0.50.7-0.10.2
sapin..1.71.80.60.61.91.01.21.31.00.5
pin....-3.40.0....-3.40.0
mélèze..0.0.1.30.00.0...3.22.4
arole............
autres résineux............
hêtre..6.82.30.80.51.00.50.30.61.10.3
érable..4.11.03.71.83.31.88.57.53.81.1
frêne..0.0.0.61.01.50.82.60.81.50.6
chêne....5.23.80.30.8-2.10.00.41.0
châtaignier............
autres feuillus..2.02.30.41.4-2.10.7-0.92.50.20.9
total..0.20.40.30.30.70.6-0.00.60.30.2
centre des Préalpesépicéa0.80.80.20.3-0.30.2-0.10.3-0.60.5-0.10.1
sapin..0.20.80.30.30.40.30.51.00.30.2
pin1.60.81.91.1..0.10.5-0.30.60.70.5
mélèze....-1.80.01.90.90.0.1.61.0
arole3.9.........4.3.
autres résineux..0.0.0.0.9.44.02.30.03.20.9
hêtre..0.31.61.00.41.10.40.20.60.90.3
érable..6.62.82.81.55.01.31.81.33.20.9
frêne..0.0.1.61.32.21.00.21.71.70.7
chêne....27.10.07.54.51.81.13.41.7
châtaignier............
autres feuillus..1.52.61.21.6-0.50.7-0.31.00.10.6
total1.40.80.30.30.10.20.40.20.00.30.20.1
est des Préalpesépicéa..0.10.3-0.50.30.20.4-0.90.7-0.20.2
sapin..1.50.71.10.50.70.40.20.70.80.3
pin..-2.50.40.41.6-1.60.4-0.20.7-0.90.6
mélèze....0.0.2.61.20.90.52.20.8
arole..3.7.......3.7.
autres résineux..22.314.9-12.310.042.277.430.632.611.510.9
hêtre..3.00.80.60.31.10.40.70.40.90.2
érable..-0.32.73.11.11.00.71.11.21.80.6
frêne....2.81.73.01.00.90.81.90.6
chêne......2.01.7-0.70.7-0.20.8
châtaignier............
autres feuillus..3.63.0-0.50.50.81.5-1.21.1-0.40.7
total..0.30.30.10.20.60.30.10.40.30.1
nord-ouest des Alpesépicéa0.80.80.60.3-0.20.40.10.9-0.70.90.30.2
sapin..1.60.82.40.62.31.00.22.02.10.4
pin..-1.01.1-0.92.4-3.40.0-3.40.0-1.11.1
mélèze..-0.41.72.40.7-0.81.2-1.52.1-0.21.0
arole..-6.00.0......-6.00.0
autres résineux....10.60.0....10.60.0
hêtre..0.90.71.31.00.91.31.60.91.20.7
érable..6.72.52.20.81.50.51.80.52.80.6
frêne..0.0.3.32.56.21.92.52.13.71.5
chêne....1.70.06.43.32.80.82.80.7
châtaignier........0.0.0.0.
autres feuillus..0.71.10.41.20.50.93.43.31.61.3
total0.80.80.70.30.40.30.80.71.20.80.70.2
centre des Alpesépicéa3.10.80.60.50.90.71.10.60.41.50.80.3
sapin..1.81.01.01.01.60.45.90.51.80.6
pin-1.30.0-1.81.43.22.9-0.21.00.80.50.10.7
mélèze..-3.40.0......-3.40.0
arole4.3.........4.6.
autres résineux0.0.4.80.06.614.2..0.0.7.66.0
hêtre..1.40.70.21.42.10.71.50.81.20.7
érable..2.13.59.84.52.81.20.60.44.51.7
frêne....7.94.12.91.92.71.43.81.2
chêne......1.7.2.91.32.61.0
châtaignier............
autres feuillus..35.647.31.11.4-1.71.13.40.31.01.2
total1.41.20.60.51.10.61.30.31.90.81.10.3
nord-est des Alpesépicéa1.30.00.30.4-0.20.5-0.20.5-2.80.3-0.00.3
sapin..3.60.80.80.80.70.516.610.21.00.4
pin....-0.10.02.30.0..1.10.9
mélèze..-0.41.40.51.30.00.7-0.0.0.00.6
arole............
autres résineux....3.50.0..-62.8125.6-161.7938.0
hêtre..1.61.12.40.9-0.30.6-0.71.20.20.5
érable..0.80.82.61.01.00.91.12.01.80.6
frêne....7.72.3-0.50.618.211.02.31.4
chêne............
châtaignier............
autres feuillus..-1.26.32.51.8-0.40.7-0.70.70.20.7
total1.30.00.40.40.50.4-0.10.3-0.50.80.20.2
sud-ouest des Alpesépicéa1.30.50.60.20.70.51.00.61.61.80.70.2
sapin..0.60.72.00.8-0.21.724.98.91.60.6
pin-2.00.50.20.50.90.60.40.7-0.70.50.10.3
mélèze1.90.31.60.30.80.30.50.71.41.91.40.2
arole1.60.50.01.1......1.40.5
autres résineux..-1.41.80.0...0.0.1.13.6
hêtre..13.20.05.61.72.31.13.11.73.81.0
érable..3.72.510.43.12.42.59.44.16.81.8
frêne....3.61.99.94.63.71.45.31.5
chêne....7.52.415.016.64.42.17.32.7
châtaignier......1.64.80.30.40.50.7
autres feuillus15.514.58.93.84.61.72.41.80.21.33.01.1
total1.60.30.90.21.20.31.40.51.00.51.10.1
sud-est des Alpesépicéa1.70.60.30.20.40.20.30.52.41.00.50.1
sapin..1.50.01.70.41.00.62.41.61.50.3
pin0.10.50.20.40.60.30.00.1-0.90.6-0.00.2
mélèze1.30.50.80.30.50.50.41.1-1.50.70.80.3
arole0.70.40.10.72.00.0....0.60.3
autres résineux6.25.65.63.6......5.93.3
hêtre....0.70.81.90.6-0.90.90.60.5
érable..1.30.0-0.71.28.13.88.03.74.21.7
frêne....-0.20.03.33.12.11.62.41.4
chêne....5.00.01.30.82.20.41.60.7
châtaignier......1.0...1.0.
autres feuillus..14.94.310.24.40.21.21.52.53.81.6
total1.20.40.40.20.60.20.60.30.20.50.60.1
Sud des Alpesépicéa2.80.51.60.41.30.51.50.92.41.51.60.3
sapin0.0.0.81.51.30.54.11.61.1.1.40.5
pin0.50.026.00.0-1.00.92.00.00.50.80.30.7
mélèze2.40.42.10.30.80.41.01.7-0.32.11.60.2
arole5.415.00.0.......5.715.6
autres résineux..0.0.....0.0.0.0.
hêtre..3.51.03.20.54.00.82.81.13.40.4
érable..3.93.16.63.217.08.714.67.810.73.3
frêne....44.018.811.56.78.62.411.92.8
chêne....-1.02.22.91.12.40.72.50.6
châtaignier....-3.50.01.30.71.30.31.30.3
autres feuillus5.11.53.51.42.60.92.80.82.50.52.60.4
total2.50.31.80.31.80.32.80.42.10.32.10.1
Suisseépicéa1.80.30.40.10.10.1-0.40.1-0.80.1-0.00.1
sapin0.0.1.20.41.00.20.60.20.20.20.70.1
pin-0.30.40.20.30.50.3-0.30.2-1.00.1-0.50.1
mélèze1.70.31.40.20.70.20.80.4-0.20.41.20.1
arole1.10.30.10.62.10.0....0.90.3
autres résineux6.45.83.52.51.15.62.81.48.23.44.81.4
hêtre..1.50.41.30.21.00.10.40.10.80.1
érable..3.50.73.00.41.90.31.90.32.30.2
frêne..24.310.14.31.02.40.31.90.32.20.2
chêne....4.71.41.10.40.50.20.60.2
châtaignier....-3.40.01.20.61.30.31.30.3
autres feuillus8.65.33.81.12.40.50.70.31.30.31.40.2
total1.50.20.60.10.60.10.40.10.10.10.40.0
© WSL, Inventaire forestier national suisse, 25.05.2020 #827166/293497
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa..3.30.72.41.01.51.32.72.02.10.82.40.9
sapin..........10.1.10.0.
pin..1.00.7-1.8.0.50.30.20.80.20.00.30.6
mélèze......1.90.51.61.52.41.01.80.7
arole..0.10.05.20.01.00.61.20.52.31.11.10.4
autres résineux....0.0...0.61.6..0.91.7
hêtre..............
érable........-12.8...-13.0.
frêne..............
chêne..............
châtaignier..............
autres feuillus......1.03.0..-0.20.90.41.7
total..2.60.52.10.81.60.51.81.22.20.61.80.6
subalpin inférieurépicéa0.70.50.80.51.60.30.60.40.70.41.60.70.90.2
sapin0.11.41.41.52.31.3-0.70.75.62.0-1.21.91.00.8
pin..3.01.9-4.61.01.01.20.70.910.9.1.00.7
mélèze..-5.82.8-5.34.11.40.51.60.61.50.51.20.3
arole..-19.4.4.70.03.73.2-0.82.80.0.0.12.4
autres résineux..0.0.10.67.8-1.50.3-0.80.67.9.1.31.7
hêtre-0.20.70.72.21.00.72.60.0..4.22.00.80.6
érable-1.61.96.11.71.31.79.25.92.3.0.41.52.81.3
frêne4.1.27.110.7........8.13.3
chêne..............
châtaignier..............
autres feuillus1.12.3-0.21.517.013.90.82.010.23.2-0.71.31.81.2
total0.50.50.90.51.60.30.80.30.80.31.50.51.00.2
montagnard supérieurépicéa0.30.4-0.10.4-0.50.51.10.61.10.51.61.00.30.2
sapin1.70.30.20.51.90.52.91.13.31.02.10.71.30.3
pin-4.01.4-7.14.6-0.33.02.71.1-0.60.81.04.90.10.7
mélèze1.21.12.61.72.20.50.50.50.61.00.00.70.40.4
arole........3.00.0..3.10.0
autres résineux3.80.24.92.4-19.917.6-7.61.5....-6.95.8
hêtre0.80.41.00.61.60.87.53.32.80.80.90.61.20.3
érable1.41.02.60.90.71.15.62.7-6.14.41.64.01.60.6
frêne2.21.71.22.71.21.2-3.51.8-3.40.06.82.61.51.1
chêne0.0.2.72.1..-1.53.02.0.6.27.40.21.9
châtaignier..............
autres feuillus-2.61.7-0.51.4-1.31.61.42.01.61.20.01.0-0.10.6
total0.80.20.20.30.30.41.50.41.20.41.20.40.70.1
montagnard inférieurépicéa-1.20.4-0.40.6-0.30.6-0.21.2-1.31.40.51.9-0.80.3
sapin0.10.40.70.60.20.7-2.35.00.41.4-2.11.90.30.3
pin-1.20.70.41.0-0.20.5-1.31.5-0.40.41.80.0-0.80.4
mélèze1.61.51.91.10.40.8-0.91.7-1.42.8-0.41.30.30.6
arole..............
autres résineux1.11.86.71.75.21.4......1.31.8
hêtre0.50.30.30.6-0.40.82.72.51.41.11.22.20.40.3
érable0.00.61.40.83.41.7-0.03.85.82.72.42.70.90.5
frêne0.80.61.11.1-2.31.97.76.70.33.02.06.10.20.7
chêne0.00.9-1.91.00.82.4-0.31.10.21.60.12.7-0.10.7
châtaignier-10.90.8....-6.72.9-0.9.1.41.40.71.2
autres feuillus-0.51.0-2.01.5-3.22.20.41.21.51.52.91.0-0.00.6
total-0.20.20.20.3-0.30.5-0.10.7-0.50.91.20.9-0.10.2
collinéen/submontagnardépicéa-1.60.4-1.61.0-0.80.83.31.51.51.45.53.6-1.40.3
sapin0.20.51.42.20.61.25.70.52.21.6-1.6.0.30.5
pin-2.10.5-3.71.0-0.50.5-2.61.6-2.91.5-1.20.6-2.10.4
mélèze-0.11.21.71.6-0.10.71.64.1-4.53.3-2.22.8-0.41.0
arole..............
autres résineux2.91.50.3.32.8111.171.2...2.70.03.01.4
hêtre0.10.3-0.20.9-0.30.81.51.3-0.71.71.61.00.10.2
érable1.60.61.81.31.61.73.03.019.313.410.19.92.00.6
frêne0.30.41.41.81.31.16.44.32.91.93.71.50.70.4
chêne-0.60.52.81.2-2.21.34.71.72.00.51.41.0-0.30.4
châtaignier8.11.75.4...2.31.7..0.60.60.70.5
autres feuillus1.20.6-0.81.20.41.8-1.61.4-0.13.71.70.81.00.4
total-0.40.2-0.30.6-0.00.50.60.9-0.30.91.40.4-0.20.2
totalépicéa-0.90.20.20.30.10.30.80.30.80.31.70.50.00.1
sapin0.50.30.60.41.00.41.70.92.60.81.10.70.70.2
pin-1.80.40.11.3-0.70.70.10.8-0.70.40.61.3-1.10.3
mélèze0.21.0-0.21.70.20.61.20.31.20.71.20.41.00.2
arole..-2.12.85.30.51.20.70.80.72.91.40.90.5
autres résineux2.01.21.81.36.38.4-2.93.9-0.10.92.80.12.01.1
hêtre0.30.20.40.40.30.53.81.41.40.71.20.80.40.2
érable0.90.42.80.61.60.83.81.73.82.84.83.41.60.3
frêne0.50.41.21.0-0.61.21.52.41.11.94.21.40.60.4
chêne-0.50.40.91.0-1.61.21.01.30.61.21.21.0-0.30.4
châtaignier4.32.95.2...-1.22.7-0.9.0.70.60.70.5
autres feuillus0.70.5-1.00.7-1.11.30.50.91.71.11.50.50.60.3
total-0.10.10.40.20.30.21.00.20.90.31.40.30.30.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827167/293498
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %/an± %/an± %/an± %/an± %/an± %/an±
ouest du Juraépicéa..0.60.3-0.00.3-0.70.4-1.10.6-0.20.2
sapin..1.00.61.50.30.00.30.90.70.70.2
pin....0.30.60.20.4-1.10.4-0.40.3
mélèze....-2.60.0-0.30.91.92.1-0.61.0
arole............
autres résineux....7.23.78.46.816.20.78.56.3
hêtre..-0.20.60.70.30.40.3-0.10.30.30.2
érable..0.41.01.80.71.50.61.80.71.60.4
frêne..8.5.5.12.0-0.60.60.60.90.30.5
chêne..-5.10.00.0.2.00.7-0.40.70.20.6
châtaignier............
autres feuillus..3.42.5-0.31.2-0.30.80.70.70.30.5
total..0.50.30.60.20.10.2-0.10.20.30.1
est du Juraépicéa......0.20.9-1.10.6-0.70.5
sapin......1.91.20.40.80.90.7
pin......-2.10.8-1.10.6-1.30.5
mélèze......-1.11.10.30.90.20.8
arole............
autres résineux......5.31.28.52.98.32.6
hêtre....-0.10.00.80.4-0.70.3-0.30.3
érable......0.90.9-0.70.7-0.30.6
frêne......0.21.41.00.61.00.5
chêne......2.21.10.30.60.30.6
châtaignier............
autres feuillus......-1.40.70.60.80.30.7
total....-0.10.00.60.4-0.40.2-0.10.2
ouest du Plateauépicéa..-0.10.53.33.5-2.40.4-2.20.6-2.10.3
sapin..-0.20.03.03.50.30.81.41.00.80.7
pin......-2.01.1-1.70.5-1.80.5
mélèze....0.0.2.53.6-1.71.8-0.41.8
arole............
autres résineux......-0.30.89.75.52.72.0
hêtre..-5.10.0-0.61.50.40.50.30.60.30.3
érable..3.51.74.85.16.32.20.61.43.31.4
frêne....0.0.3.51.12.40.83.00.7
chêne......-1.40.70.10.6-0.30.5
châtaignier......-4.40.86.5.4.62.1
autres feuillus..0.0.0.0.2.01.45.12.54.52.0
total..-0.20.51.92.2-0.90.3-0.10.4-0.50.2
centre du Plateauépicéa....-1.01.4-2.30.4-2.10.3-2.10.2
sapin....-2.81.20.20.6-0.50.5-0.30.4
pin......-2.50.8-0.10.7-1.10.6
mélèze......4.01.51.81.62.11.5
arole............
autres résineux......1.32.5-0.32.00.51.6
hêtre....1.90.80.40.5-0.40.3-0.10.3
érable....-0.60.12.01.62.91.52.51.1
frêne....0.0.2.70.71.00.71.40.6
chêne......-0.21.3-0.30.7-0.30.6
châtaignier........0.0.0.0.
autres feuillus......3.03.00.30.90.50.9
total....-1.31.0-0.80.3-0.90.2-0.90.1
est du Plateauépicéa....-3.81.1-0.80.6-1.50.3-1.40.2
sapin....-0.80.61.10.7-0.20.50.20.4
pin......-2.00.7-1.60.3-1.60.3
mélèze......0.51.4-1.00.6-0.80.6
arole............
autres résineux......3.31.41.82.92.71.6
hêtre....2.61.71.10.50.30.30.50.2
érable....0.70.0-0.30.92.90.81.80.6
frêne....2.14.52.91.00.10.40.70.4
chêne......-1.41.1-0.30.4-0.30.4
châtaignier........0.0.0.0.
autres feuillus....-2.1.-1.11.40.50.70.30.6
total....-1.71.20.20.4-0.60.2-0.40.1
ouest des Préalpesépicéa..-0.50.5-0.60.5-1.51.10.71.0-0.60.3
sapin..2.32.00.10.70.81.12.12.10.50.6
pin....-5.10.0....-5.10.0
mélèze..0.0.1.30.00.0...4.03.3
arole............
autres résineux....-5.10.0....-5.10.0
hêtre..1.31.81.20.70.30.5-0.41.10.70.4
érable..4.31.13.61.71.30.813.311.43.41.0
frêne..0.0.0.20.71.30.82.40.71.30.5
chêne....4.82.4-0.41.0-4.10.0-0.91.3
châtaignier............
autres feuillus..0.52.0-1.21.3-2.70.80.34.6-0.70.9
total..-0.10.5-0.10.4-0.30.70.50.8-0.10.3
centre des Préalpesépicéa-0.10.6-0.10.4-1.00.3-0.50.4-1.00.7-0.60.2
sapin..1.11.00.00.4-0.10.30.11.3-0.00.2
pin1.01.11.50.6-5.3.0.10.6-0.40.60.40.4
mélèze....-3.0.0.50.80.0.0.30.9
arole2.2.........2.4.
autres résineux..0.0.0.0.1.91.91.10.01.40.4
hêtre..-0.41.50.90.50.50.5-0.10.50.50.3
érable..5.01.81.71.45.21.70.51.22.10.9
frêne..0.0.3.73.01.81.10.72.32.00.9
chêne....0.20.0-1.90.92.50.9-0.21.4
châtaignier............
autres feuillus..1.83.50.11.7-0.90.60.81.6-0.00.7
total0.40.70.10.4-0.40.2-0.00.2-0.30.4-0.20.1
est des Préalpesépicéa..0.70.4-0.60.5-0.10.6-1.70.7-0.30.3
sapin..1.61.31.50.60.40.50.70.60.90.3
pin..1.62.6-2.11.6-1.10.7-0.41.4-0.80.9
mélèze....0.0.1.00.7-0.50.50.70.5
arole..2.6.......2.6.
autres résineux..17.013.0-60.2.4.31.817.014.25.64.8
hêtre..1.40.70.40.50.70.7-0.10.50.40.3
érable..1.74.01.00.80.50.7-0.31.10.50.5
frêne....2.82.23.71.01.70.82.60.6
chêne......2.52.7-1.60.9-1.01.1
châtaignier............
autres feuillus..2.93.1-1.70.50.11.5-1.21.6-0.90.8
total..0.80.40.00.30.40.4-0.40.40.20.2
nord-ouest des Alpesépicéa1.50.20.60.5-0.50.61.60.7-2.01.00.20.3
sapin..1.40.91.90.63.01.00.62.91.80.4
pin..1.50.5-2.61.8-5.30.05.310.5-1.31.4
mélèze..-1.91.63.31.0-1.41.6-2.92.7-1.11.2
arole..-7.21.3......-7.31.3
autres résineux....4.20.0....4.20.0
hêtre..0.40.90.91.1-0.50.71.20.70.20.5
érable..5.92.21.60.6-0.30.50.41.41.80.6
frêne..0.0.4.83.67.33.20.41.83.31.8
chêne....1.30.01.70.33.61.13.00.9
châtaignier........0.0.0.0.
autres feuillus..0.11.0-1.41.3-0.31.21.42.30.31.1
total1.50.20.70.40.10.50.40.50.30.80.40.3
centre des Alpesépicéa1.70.41.40.40.40.80.70.71.31.10.90.4
sapin..2.01.91.61.12.20.84.71.92.30.7
pin0.80.01.40.81.82.7-1.40.80.60.6-0.10.7
mélèze..-5.10.0......-5.10.0
arole5.7.........6.2.
autres résineux-3.80.05.40.01.53.6..0.0.1.22.9
hêtre..0.71.41.60.91.60.84.31.61.90.6
érable..1.54.26.33.65.62.11.82.65.21.9
frêne....6.84.40.11.73.71.62.31.8
chêne......1.3.2.30.62.00.4
châtaignier............
autres feuillus..22.520.40.01.9-1.32.17.12.52.21.7
total1.90.11.40.41.00.71.10.43.00.81.30.3
nord-est des Alpesépicéa1.10.00.80.50.90.60.00.5-4.70.20.60.3
sapin..4.83.11.40.70.20.76.60.01.00.5
pin....0.1.1.2...0.70.4
mélèze..-2.21.91.01.40.01.1-1.1.-0.20.8
arole............
autres résineux....1.3...1.12.21.22.4
hêtre..1.00.51.41.0-0.90.91.41.90.00.6
érable..1.00.81.80.90.41.10.51.81.30.6
frêne....7.54.9-2.20.819.010.70.91.6
chêne............
châtaignier............
autres feuillus..0.619.51.81.2-1.01.2-1.40.8-0.30.9
total1.10.00.90.41.30.4-0.30.40.61.00.50.2
sud-ouest des Alpesépicéa1.30.70.90.30.70.50.00.62.22.10.80.2
sapin..1.00.42.21.01.22.554.28.92.20.8
pin2.00.50.10.40.70.7-0.50.7-1.30.7-0.20.3
mélèze1.70.31.20.20.10.30.60.90.61.71.00.2
arole1.00.50.52.1......0.90.5
autres résineux..-2.80.40.0...19.134.0-0.13.0
hêtre..5.50.07.02.71.81.32.10.83.60.9
érable..2.52.75.61.77.03.012.410.96.51.9
frêne....1.70.93.31.62.51.22.50.8
chêne....4.61.93.92.84.11.84.21.3
châtaignier......-1.22.3-0.61.1-0.71.0
autres feuillus-1.62.58.16.43.41.61.51.6-0.11.02.20.9
total1.40.31.00.21.00.30.60.40.80.61.00.1
sud-est des Alpesépicéa2.20.80.60.20.40.30.50.60.60.80.60.2
sapin..1.61.42.80.70.80.82.91.42.10.5
pin-0.20.50.30.50.40.40.30.2-1.70.8-0.20.3
mélèze1.90.61.20.40.70.6-0.61.5-3.20.81.10.3
arole1.00.4-1.01.04.1.....0.50.4
autres résineux3.84.01.91.5......2.82.0
hêtre....1.00.61.30.6-0.01.60.90.5
érable..1.50.0-2.32.18.63.58.57.53.82.0
frêne....-0.30.01.73.11.92.31.61.8
chêne....0.70.00.50.41.70.40.70.4
châtaignier......0.3...0.3.
autres feuillus..3.31.45.02.30.91.6-0.61.62.31.2
total1.60.50.60.20.60.30.60.4-0.50.50.70.1
Sud des Alpesépicéa2.50.61.30.41.00.51.31.01.71.91.30.3
sapin0.0.0.31.41.60.53.00.91.5.1.50.5
pin0.4.41.2.-0.71.22.3.0.10.10.50.7
mélèze2.90.41.90.40.40.60.80.6-1.21.51.60.3
arole3.52.40.0.......3.82.6
autres résineux..0.0.....16.90.017.50.9
hêtre..4.11.12.20.52.90.72.61.32.60.4
érable..7.23.011.76.98.43.27.14.38.22.7
frêne....11.24.010.38.94.51.36.21.4
chêne....0.04.7-0.10.81.50.61.20.5
châtaignier......1.60.80.30.30.50.3
autres feuillus4.61.72.01.01.40.82.30.62.20.62.00.4
total2.70.41.60.31.40.32.20.31.30.21.60.1
Suisseépicéa1.90.40.50.1-0.20.1-0.90.2-1.50.2-0.30.1
sapin0.0.1.40.51.00.20.30.20.10.30.50.1
pin0.10.40.50.30.30.4-0.60.2-1.30.2-0.70.1
mélèze2.00.31.30.20.30.30.50.4-0.90.51.00.1
arole1.00.3-0.70.94.3.....0.70.3
autres résineux2.83.11.41.70.36.22.11.24.21.63.00.9
hêtre..0.70.41.10.20.60.2-0.00.10.40.1
érable..3.00.62.00.41.60.31.60.41.80.2
frêne..15.27.44.41.01.90.41.10.31.60.2
chêne..-5.20.03.21.20.20.40.10.20.10.2
châtaignier......1.40.80.40.30.50.3
autres feuillus-0.12.42.81.11.20.50.60.41.30.31.20.2
total1.70.30.70.10.40.10.00.1-0.30.10.20.0
© WSL, Inventaire forestier national suisse, 25.05.2020 #827168/293499
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa..4.20.72.41.01.41.22.91.92.20.72.60.9
sapin..........10.2.10.2.
pin..1.30.7-1.8.0.50.30.30.70.20.00.40.5
mélèze......1.80.61.61.42.50.81.90.6
arole..0.60.65.20.00.90.51.30.52.70.91.10.4
autres résineux....0.0...1.11.7..1.41.8
hêtre..............
érable........-13.0...-13.2.
frêne..............
chêne..............
châtaignier..............
autres feuillus......2.53.1..0.21.31.31.9
total..3.50.62.10.81.50.51.91.22.40.61.90.6
subalpin inférieurépicéa0.80.51.00.51.70.40.60.40.80.41.80.71.00.2
sapin0.11.31.51.42.31.3-0.30.95.52.0-0.42.11.10.8
pin..3.41.8-3.42.01.01.20.70.92.72.71.10.7
mélèze..-5.52.6-1.22.31.60.51.90.61.90.51.50.3
arole..4.611.44.70.03.53.00.13.00.0.1.22.4
autres résineux..2.31.63.96.5-1.50.3-1.30.78.0.0.61.3
hêtre-0.10.70.72.21.10.73.30.9..4.42.00.90.6
érable-1.51.95.81.61.91.99.25.02.3.1.41.32.91.2
frêne4.1.26.710.50.0.......8.53.5
chêne..............
châtaignier..............
autres feuillus-3.32.11.21.615.911.91.02.013.95.7-1.01.52.01.3
total0.50.41.10.51.70.41.00.31.00.31.80.51.10.2
montagnard supérieurépicéa0.20.5-0.40.5-0.40.51.10.61.10.51.71.00.20.2
sapin1.50.40.20.51.90.53.01.13.31.02.10.71.30.3
pin-4.01.4-7.14.61.74.02.71.1-0.20.91.14.90.40.8
mélèze1.21.12.61.72.20.40.70.50.81.00.30.70.60.4
arole........3.00.0..3.10.0
autres résineux3.80.25.02.4-15.313.6-7.71.6....-6.65.3
hêtre0.90.41.00.61.80.88.03.32.60.80.90.61.30.3
érable1.61.02.30.90.91.14.72.4-6.64.03.44.21.60.6
frêne2.91.81.42.61.51.10.63.9-0.53.07.82.92.31.1
chêne0.0.2.31.7..-1.43.02.0.-0.11.70.11.6
châtaignier..............
autres feuillus-1.21.7-1.51.7-1.11.42.71.90.72.00.80.80.30.6
total0.70.30.10.30.40.41.70.41.10.41.40.40.60.2
montagnard inférieurépicéa-1.30.4-0.40.6-0.20.6-0.21.2-1.01.30.51.8-0.80.3
sapin0.10.40.80.60.30.7-2.35.10.41.3-2.11.90.30.3
pin-1.20.70.41.0-0.20.4-1.31.6-0.40.41.80.0-0.70.4
mélèze-0.82.42.01.10.40.8-0.81.6-2.32.1-0.51.3-0.40.7
arole..............
autres résineux1.41.96.71.75.21.4......1.61.9
hêtre0.40.30.20.6-0.30.82.72.51.41.11.42.10.40.3
érable-0.00.60.80.73.61.70.73.75.82.73.82.80.90.5
frêne0.60.61.21.1-2.21.97.86.80.62.93.95.90.20.7
chêne0.10.9-1.91.00.92.4-0.41.00.21.5-0.32.3-0.00.7
châtaignier-10.80.8....-6.83.0-0.9.2.01.51.21.2
autres feuillus0.11.1-1.61.1-3.02.20.71.22.41.63.61.00.40.6
total-0.20.20.20.3-0.20.50.00.7-0.30.81.50.9-0.10.2
collinéen/submontagnardépicéa-1.50.4-1.51.0-1.00.82.81.51.91.45.43.5-1.40.3
sapin0.20.51.42.2-0.21.35.80.52.11.6-1.6.0.30.5
pin-2.00.5-0.73.30.30.9-2.71.5-2.61.4-1.20.6-2.00.4
mélèze0.21.21.71.5-0.10.73.24.8-4.43.2-2.12.7-0.11.0
arole..............
autres résineux3.11.40.3.32.8111.371.8...2.70.03.21.4
hêtre0.10.3-0.20.9-0.40.81.61.2-0.71.61.81.10.10.2
érable1.60.61.71.21.11.52.82.618.813.010.39.92.00.6
frêne0.40.42.01.81.21.26.84.02.81.84.31.50.80.4
chêne-0.60.52.81.2-3.21.75.01.81.90.41.31.0-0.40.4
châtaignier8.11.75.3...2.50.8..0.80.60.80.5
autres feuillus1.60.6-0.71.2-0.41.6-1.21.3-0.13.61.90.81.20.4
total-0.30.2-0.20.6-0.30.50.70.9-0.10.91.60.4-0.20.2
totalépicéa-0.90.20.20.30.20.30.80.30.90.31.80.50.10.1
sapin0.40.30.60.41.00.41.80.92.60.81.20.70.70.2
pin-1.80.40.61.20.10.90.00.8-0.50.40.61.3-1.00.3
mélèze-0.01.0-0.21.70.30.61.40.31.30.71.60.41.10.2
arole..1.73.25.40.51.10.61.00.73.11.01.10.5
autres résineux2.21.21.91.13.56.5-2.93.9-0.20.92.80.12.21.1
hêtre0.30.20.40.40.30.44.01.41.30.71.30.80.50.2
érable0.90.42.50.61.80.83.71.53.42.75.53.21.60.3
frêne0.50.41.51.0-0.51.23.53.01.31.85.01.40.80.4
chêne-0.50.40.90.9-2.51.61.01.20.61.31.00.9-0.30.4
châtaignier4.32.95.2...0.51.9-0.9.1.00.60.90.5
autres feuillus1.10.5-1.00.7-1.21.21.10.91.81.41.80.50.90.3
total-0.10.10.40.20.30.21.10.21.00.31.60.20.40.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827169/293500
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %/an± %/an± %/an± %/an± %/an± %/an±
ouest du Juraépicéa..0.70.50.20.5-0.60.6-1.21.2-0.00.3
sapin..0.01.41.60.4-0.80.62.41.00.50.3
pin....-3.91.40.50.8-2.10.7-0.90.6
mélèze....0.40.00.40.14.54.32.01.6
arole............
autres résineux....3.80.22.83.06.20.82.92.6
hêtre..-0.10.71.00.50.90.40.50.50.80.3
érable..0.21.71.11.0-0.00.81.41.20.60.5
frêne..4.10.02.82.4-1.11.21.41.20.50.8
chêne....0.0.1.01.3-0.00.90.30.8
châtaignier............
autres feuillus..-3.42.1-1.41.8-1.71.72.41.6-0.01.0
total..0.40.50.80.3-0.10.30.40.40.40.2
est du Juraépicéa....3.00.0-0.81.3-0.20.9-0.40.8
sapin......1.41.20.40.80.80.7
pin......0.32.0-1.81.4-1.51.2
mélèze......-6.10.31.11.3-0.01.4
arole............
autres résineux......3.21.33.21.73.21.6
hêtre....0.22.10.10.5-0.30.6-0.20.4
érable....73.50.00.71.00.61.51.01.1
frêne....18.90.0-0.82.20.81.20.81.1
chêne......3.10.9-0.71.3-0.71.3
châtaignier............
autres feuillus....28.40.0-2.11.5-0.21.2-0.41.1
total....5.23.0-0.00.5-0.10.5-0.10.4
ouest du Plateauépicéa..1.30.94.01.8-1.91.1-3.31.5-1.80.8
sapin..1.30.02.20.70.11.41.32.40.61.1
pin......-3.12.0-1.40.8-1.70.8
mélèze....0.0.-1.34.2-0.23.8-0.62.9
arole............
autres résineux......7.52.79.55.88.53.2
hêtre....-1.32.00.60.80.31.00.40.6
érable..-6.72.216.814.43.62.81.01.31.71.8
frêne....1.90.04.01.62.01.42.91.1
chêne......-0.41.3-1.51.1-1.30.9
châtaignier......-10.20.76.70.03.72.8
autres feuillus..0.5.-2.6.6.34.94.11.34.21.3
total..0.60.81.70.8-0.10.7-0.20.7-0.00.4
centre du Plateauépicéa....-0.62.2-1.80.9-3.00.7-2.50.5
sapin....-4.43.81.51.1-0.40.90.30.7
pin......-5.01.91.10.9-1.41.1
mélèze......0.92.64.32.53.82.1
arole............
autres résineux......-2.33.7-0.53.1-1.62.5
hêtre....-3.31.4-0.40.9-0.10.6-0.30.5
érable....0.41.4-0.42.10.81.80.51.4
frêne....0.0.1.31.0-1.11.0-0.60.8
chêne......-1.12.50.01.1-0.21.1
châtaignier........0.0.0.0.
autres feuillus......1.03.1-0.21.8-0.11.7
total....-1.91.0-0.40.5-1.20.4-0.90.3
est du Plateauépicéa....-3.81.8-0.80.9-0.60.4-0.70.4
sapin....0.11.30.80.8-0.20.80.10.6
pin......-3.11.5-2.60.8-2.70.7
mélèze......0.52.8-1.10.9-0.90.9
arole............
autres résineux......2.02.02.43.42.21.8
hêtre....3.31.40.50.70.30.40.40.4
érable....-1.1.-1.71.22.41.11.10.8
frêne....-0.73.2-0.51.00.00.7-0.10.6
chêne......0.32.4-0.20.7-0.20.7
châtaignier........0.0.0.0.
autres feuillus....-1.40.00.92.51.71.01.60.9
total....-0.41.1-0.30.5-0.20.3-0.20.2
ouest des Préalpesépicéa19.70.01.20.7-0.51.30.62.02.30.90.40.8
sapin..2.43.4-0.31.21.50.98.21.60.61.1
pin....0.0.....0.0.
mélèze..0.0.0.80.00.0...7.28.0
arole............
autres résineux............
hêtre..1.13.91.91.70.30.83.71.21.30.9
érable..4.12.03.21.41.50.75.84.03.20.9
frêne..39.86.81.71.7-0.31.84.50.80.91.5
chêne....8.16.0-2.71.7-8.40.0-2.11.9
châtaignier............
autres feuillus..-0.83.51.13.83.62.2-2.69.30.62.3
total19.70.01.40.8-0.11.00.60.83.10.50.60.6
centre des Préalpesépicéa6.01.60.30.8-0.60.4-0.60.6-1.71.3-0.30.3
sapin..2.01.10.10.60.60.61.32.20.50.4
pin0.90.63.42.0..0.70.8-3.20.91.10.9
mélèze....0.80.02.30.19.00.02.40.2
arole0.1.........0.1.
autres résineux..0.0.0.0.6.41.70.3.1.51.1
hêtre..1.14.30.90.60.60.7-0.51.10.50.4
érable..4.51.62.41.62.21.52.21.92.51.0
frêne..0.0.-0.24.11.81.43.22.11.51.4
chêne....-0.40.2-2.01.14.11.70.71.6
châtaignier............
autres feuillus..3.95.2-1.22.5-2.01.6-2.82.6-1.71.3
total2.91.00.50.7-0.10.30.30.4-0.50.70.10.2
est des Préalpesépicéa..1.20.7-0.70.6-0.60.8-0.81.0-0.30.4
sapin..1.81.71.50.70.10.9-0.71.10.70.5
pin..-3.03.21.80.7-0.11.0-1.40.6-1.00.5
mélèze....7.54.80.51.00.90.60.70.8
arole..4.60.0......4.80.0
autres résineux..17.016.5-60.50.05.41.415.49.74.26.6
hêtre..0.30.81.11.00.51.1-1.10.80.20.6
érable..5.42.6-0.41.32.22.51.41.80.81.1
frêne....0.31.81.21.30.41.10.80.8
chêne......0.63.3-2.91.6-2.21.7
châtaignier............
autres feuillus..3.95.0-4.11.4-1.41.8-1.62.2-2.21.1
total..1.20.6-0.00.5-0.00.6-0.70.50.00.3
nord-ouest des Alpesépicéa3.20.41.80.80.50.81.11.3-4.91.51.20.5
sapin..-0.21.31.60.62.31.0-3.83.91.00.6
pin1.90.01.81.0-7.04.9-14.00.031.40.0-2.03.6
mélèze..-6.22.74.53.2-1.50.60.30.1-2.62.2
arole3.8.4.912.3......4.78.6
autres résineux..2.21.83.40.0....2.41.5
hêtre..-1.12.4-0.12.0-1.41.4-0.92.1-0.91.0
érable..8.63.81.81.0-0.81.00.51.02.41.0
frêne..4.70.04.92.93.53.30.43.42.91.9
chêne....0.1.5.12.73.81.73.21.3
châtaignier........5.9.5.6.
autres feuillus..1.31.8-2.82.6-2.21.5-0.00.7-1.00.8
total3.20.41.60.80.70.6-0.30.9-1.01.10.80.4
centre des Alpesépicéa1.20.01.90.61.31.21.21.2-1.71.51.40.5
sapin..6.21.43.01.22.11.21.23.42.50.9
pin-1.90.0-3.52.55.85.9-0.70.61.91.60.61.3
mélèze..-12.50.0......-11.80.0
arole5.40.0........6.00.0
autres résineux0.0.-4.55.44.30.0..7.90.0-0.74.1
hêtre..0.10.43.01.82.21.04.64.82.61.0
érable..2.57.89.56.97.23.6-0.44.06.73.2
frêne....2.51.8-2.12.32.24.60.12.3
chêne......0.8.-4.82.7-4.02.5
châtaignier............
autres feuillus..23.522.82.03.4-0.32.62.43.62.52.2
total1.30.01.90.62.11.01.50.70.51.81.70.5
nord-est des Alpesépicéa3.90.02.00.6-0.70.9-0.10.99.611.70.50.5
sapin..1.33.02.31.6-0.60.87.21.90.80.8
pin....0.15.10.60.0..0.32.8
mélèze..0.80.42.10.40.51.0-1.4.0.60.7
arole............
autres résineux....-1.71.0..-0.00.0-1.11.9
hêtre..4.62.13.51.1-2.81.41.40.9-0.31.0
érable..1.41.60.61.34.61.93.13.91.51.0
frêne..0.0.2.82.0-7.92.024.936.6-4.33.0
chêne......0.0.16.20.013.70.8
châtaignier............
autres feuillus..51.6126.63.23.6-4.63.2-0.82.4-1.93.1
total3.90.02.00.60.50.7-1.61.12.41.30.10.5
sud-ouest des Alpesépicéa1.41.20.60.41.10.6-0.21.22.81.50.80.3
sapin..-0.30.93.01.1-2.35.15.80.51.80.9
pin0.50.31.01.22.71.1-1.31.6-2.71.50.00.8
mélèze1.80.61.60.50.70.5-0.81.63.24.81.40.3
arole0.90.53.53.0......1.10.6
autres résineux..-1.50.3-7.71.6..71.8.-2.93.9
hêtre..3.30.98.03.32.72.51.61.24.01.4
érable..9.25.04.72.40.73.72.82.63.71.5
frêne....0.63.97.86.86.84.03.53.0
chêne....-1.43.0-0.41.05.01.81.01.2
châtaignier......-6.83.02.50.80.51.9
autres feuillus2.53.11.02.02.71.90.71.2-1.21.31.10.9
total1.50.51.00.31.70.40.00.70.70.91.10.2
sud-est des Alpesépicéa2.91.90.80.41.10.5-1.01.31.91.40.90.3
sapin..5.52.03.31.00.41.32.11.62.60.8
pin0.30.70.70.9-0.20.9-0.40.4-2.61.4-0.50.4
mélèze1.61.41.90.60.81.0-2.32.1-4.43.21.30.7
arole1.30.50.13.03.00.0....1.00.7
autres résineux1.11.7-1.30.7......-0.20.9
hêtre....2.60.81.41.1-0.71.61.30.7
érable-13.00.02.3.-6.64.05.82.718.813.03.42.7
frêne....-0.53.00.62.92.81.81.31.8
chêne....2.00.00.21.51.90.40.61.3
châtaignier......-0.90.0..-0.90.0
autres feuillus..13.95.70.72.02.41.6-0.13.61.81.4
total1.91.21.00.31.10.4-0.30.8-0.10.91.00.3
Sud des Alpesépicéa2.20.71.80.71.71.00.51.85.43.51.80.5
sapin10.2.-0.42.12.10.7-2.11.9-1.6.1.20.7
pin0.20.02.72.71.14.91.80.0-1.20.60.61.3
mélèze2.50.81.90.50.30.7-0.51.3-2.12.71.60.4
arole2.70.90.0.......3.11.0
autres résineux..8.0.....2.70.02.80.1
hêtre..4.42.00.90.61.42.11.81.11.30.8
érable..1.41.33.44.23.82.810.39.95.53.2
frêne....7.82.93.95.94.31.55.01.4
chêne....-0.11.7-0.32.31.31.01.00.9
châtaignier......2.01.50.80.61.00.6
autres feuillus0.21.3-1.01.50.80.83.61.01.90.81.80.5
total2.40.61.80.51.40.41.50.91.60.41.60.2
Suisseépicéa2.60.91.00.20.20.2-0.80.3-1.40.30.10.1
sapin10.2.1.00.81.20.30.30.30.30.50.70.2
pin0.40.51.00.70.40.8-0.80.4-2.00.4-1.00.3
mélèze1.90.61.50.30.60.4-0.30.70.01.01.20.2
arole1.10.41.22.43.10.0....1.10.5
autres résineux1.41.80.61.3-6.95.51.51.93.21.52.21.1
hêtre..0.90.61.20.30.40.30.10.20.50.2
érable-13.20.02.91.21.70.61.00.51.90.61.60.3
frêne..8.93.92.41.10.40.70.80.40.80.3
chêne....0.11.6-0.00.7-0.40.4-0.30.4
châtaignier......1.21.20.80.50.90.5
autres feuillus1.31.92.01.30.30.60.40.61.20.40.90.3
total1.90.61.10.20.60.2-0.00.2-0.20.20.40.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827170/293501
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %/an± %/an± %/an± %/an± %/an± %/an±
ouest du Juraépicéa..0.70.60.40.4-0.60.6-1.21.20.00.3
sapin..0.01.41.90.3-0.80.62.41.00.60.4
pin....-4.01.40.50.8-2.30.6-1.00.5
mélèze....0.40.00.40.14.54.32.01.6
arole............
autres résineux....3.80.22.83.06.20.82.92.7
hêtre..-0.20.70.80.40.90.40.50.50.70.3
érable..0.21.71.21.0-0.00.80.91.00.50.5
frêne..4.10.02.92.4-1.11.21.31.20.40.8
chêne....0.0.1.01.3-0.10.90.30.8
châtaignier............
autres feuillus..1.12.4-2.61.8-1.71.71.21.1-0.50.9
total..0.50.50.90.3-0.10.30.30.40.40.2
est du Juraépicéa......-0.81.3-0.20.9-0.40.8
sapin......1.41.20.40.80.80.7
pin......0.32.0-1.81.4-1.51.2
mélèze......-6.10.31.11.3-0.01.4
arole............
autres résineux......3.11.33.21.73.21.6
hêtre....1.50.00.20.6-0.40.6-0.20.4
érable......0.71.00.51.50.51.1
frêne......-0.82.20.41.10.31.0
chêne......3.10.9-0.71.3-0.71.3
châtaignier............
autres feuillus......-2.41.6-1.01.0-1.10.9
total....1.50.00.00.5-0.20.4-0.20.3
ouest du Plateauépicéa..1.30.94.01.8-1.61.1-3.41.5-1.70.8
sapin..1.30.02.20.70.11.41.32.40.61.1
pin......-3.22.1-1.40.8-1.80.8
mélèze....0.0.4.52.8-2.54.30.13.5
arole............
autres résineux......5.60.79.65.87.72.8
hêtre....-1.32.00.90.80.21.00.50.6
érable..-6.72.216.814.43.62.81.61.42.01.8
frêne....1.90.04.11.61.81.42.81.1
chêne......-0.71.4-1.51.1-1.40.9
châtaignier......-10.30.76.70.03.82.9
autres feuillus..0.5.-2.6.4.64.04.01.63.91.4
total..0.60.81.70.80.10.7-0.40.70.00.4
centre du Plateauépicéa....-0.62.2-1.80.9-3.00.7-2.50.5
sapin....-4.43.81.51.1-0.40.90.30.7
pin......-5.01.91.10.9-1.41.1
mélèze......0.92.64.32.53.82.1
arole............
autres résineux......-2.33.7-0.53.1-1.62.5
hêtre....-3.31.4-0.40.9-0.10.6-0.30.5
érable....0.41.4-0.42.10.81.80.51.4
frêne....0.0.1.31.0-1.11.0-0.60.8
chêne......-1.12.50.01.1-0.21.1
châtaignier........0.0.0.0.
autres feuillus......1.03.10.01.90.11.7
total....-1.91.0-0.40.5-1.20.4-0.90.3
est du Plateauépicéa....-3.81.8-0.71.0-0.60.4-0.70.4
sapin....0.11.31.00.8-0.20.80.20.6
pin......-3.11.5-2.70.8-2.80.7
mélèze......0.52.8-1.10.9-0.90.9
arole............
autres résineux......2.02.01.33.81.71.9
hêtre....3.31.40.40.70.30.40.40.4
érable....-1.1.-1.51.22.71.11.30.8
frêne....-0.73.2-0.11.00.00.7-0.00.6
chêne......0.63.0-0.30.7-0.30.7
châtaignier........0.0.0.0.
autres feuillus....-1.40.0-0.32.31.81.01.50.9
total....-0.41.1-0.20.5-0.20.3-0.20.2
ouest des Préalpesépicéa..1.20.70.41.00.61.92.30.90.80.6
sapin..2.43.6-0.21.21.50.98.21.60.61.1
pin....0.0.....0.0.
mélèze..0.0.0.80.00.0...7.17.9
arole............
autres résineux............
hêtre..1.13.91.91.60.30.83.71.21.30.9
érable..4.92.03.31.41.40.75.84.03.40.9
frêne..40.46.91.61.7-0.31.84.50.80.91.5
chêne....8.05.9-2.71.7-8.40.0-2.11.9
châtaignier............
autres feuillus..-0.83.6-0.54.1-1.33.5-2.69.3-0.92.4
total..1.40.80.40.80.60.83.10.50.90.5
centre des Préalpesépicéa6.01.6-0.00.8-0.60.5-0.50.6-1.71.3-0.40.3
sapin..2.01.10.00.60.60.61.32.20.40.4
pin0.90.63.12.0..0.70.8-3.20.91.00.9
mélèze....0.80.02.30.19.00.02.50.2
arole0.1.........0.1.
autres résineux..0.0.0.0.6.51.70.3.1.51.1
hêtre..1.14.30.90.60.60.7-0.51.10.50.4
érable..4.71.92.91.92.31.62.21.92.71.0
frêne..0.0.-0.24.21.51.43.22.11.31.4
chêne....-0.9.-2.01.14.11.70.81.7
châtaignier............
autres feuillus..4.26.30.62.2-2.51.6-2.82.6-1.51.4
total2.91.00.20.7-0.10.30.30.4-0.50.70.10.2
est des Préalpesépicéa..1.00.6-0.90.7-0.70.9-0.81.0-0.40.4
sapin..1.81.71.50.70.10.9-0.71.10.60.5
pin..-3.13.21.80.7-0.11.0-1.40.6-1.00.5
mélèze....7.44.70.51.00.90.60.70.8
arole..4.70.0......4.80.0
autres résineux..17.316.8-59.90.05.41.415.49.74.26.6
hêtre..0.10.81.11.10.41.1-1.10.80.10.6
érable..5.52.6-0.71.32.52.51.41.80.71.1
frêne....-0.51.91.21.30.41.10.70.8
chêne......0.63.3-2.91.6-2.21.7
châtaignier............
autres feuillus..4.05.1-4.01.4-1.41.9-1.62.2-2.11.1
total..1.00.5-0.10.5-0.10.6-0.70.5-0.10.3
nord-ouest des Alpesépicéa2.50.41.50.90.30.81.11.4-5.41.71.00.6
sapin..-0.21.31.70.62.31.0-4.24.21.00.6
pin..1.00.4-7.15.0-13.90.00.0.-4.33.3
mélèze..-6.62.84.63.3-1.50.60.30.1-2.62.3
arole..-20.8.......-21.0.
autres résineux....3.40.0....3.40.0
hêtre..-1.12.4-0.02.0-0.81.4-1.02.3-0.71.0
érable..8.63.92.01.00.30.80.61.12.91.0
frêne..4.70.05.13.54.94.6-1.53.32.52.2
chêne....0.1.5.02.74.21.93.31.3
châtaignier........6.5.5.7.
autres feuillus..-1.11.1-1.92.4-2.22.7-0.20.8-1.00.9
total2.50.41.30.80.60.60.11.0-1.41.10.70.4
centre des Alpesépicéa1.20.01.90.61.41.21.11.2-0.71.21.40.5
sapin..6.11.43.01.22.11.26.00.73.30.8
pin-1.90.0-5.00.55.85.9-0.70.60.60.4-0.01.2
mélèze..-12.30.0......-11.80.0
arole5.40.0........6.00.0
autres résineux0.0.2.80.04.20.0..8.10.04.81.6
hêtre..0.10.43.01.82.01.29.95.43.11.0
érable..2.47.78.76.65.22.72.07.36.43.3
frêne....2.31.7-2.32.37.51.60.92.5
chêne......0.8.-0.50.4-0.20.4
châtaignier............
autres feuillus..29.731.31.55.2-1.22.45.95.23.62.9
total1.30.01.80.62.11.01.30.73.41.01.90.4
nord-est des Alpesépicéa3.90.02.00.6-0.90.8-0.10.95.96.80.40.5
sapin..1.33.02.31.6-0.60.87.11.90.70.8
pin....-4.20.00.50.0..-1.91.7
mélèze..-0.30.01.90.50.51.0-1.3.0.40.8
arole............
autres résineux....0.1...-0.00.00.00.0
hêtre..4.62.12.70.9-2.81.41.00.9-0.71.0
érable..0.71.40.61.34.61.93.13.81.41.0
frêne....2.82.0-8.11.98.47.3-4.62.9
chêne............
châtaignier............
autres feuillus..34.266.53.53.7-4.63.11.31.6-1.73.2
total3.90.02.10.60.20.7-1.61.11.50.9-0.00.5
sud-ouest des Alpesépicéa1.51.30.60.41.10.6-0.21.23.31.50.80.3
sapin..-0.70.72.91.1-2.35.05.70.51.70.9
pin0.50.31.01.22.71.1-1.31.5-2.61.60.10.8
mélèze1.90.51.40.50.50.5-0.91.71.64.11.20.3
arole1.00.63.73.2......1.20.7
autres résineux..-1.50.3-7.61.5..71.2.-2.93.9
hêtre..2.60.07.53.32.72.51.51.33.81.4
érable..9.25.95.62.7-0.03.83.03.03.81.7
frêne....-3.51.87.76.76.44.31.52.4
chêne....-1.53.0-0.31.14.71.71.01.3
châtaignier......-6.72.92.31.7-1.22.7
autres feuillus1.03.00.82.01.42.00.41.2-1.61.40.50.9
total1.60.50.80.31.50.4-0.10.70.60.91.00.2
sud-est des Alpesépicéa2.72.00.70.41.10.5-1.31.41.51.40.80.3
sapin..5.62.03.31.00.41.42.21.62.60.8
pin0.20.80.70.9-0.60.8-0.40.4-2.91.5-0.70.4
mélèze1.61.51.60.60.61.0-1.42.8-4.53.31.20.7
arole1.20.5-0.82.83.00.0....0.80.7
autres résineux0.61.6-0.80.6......-0.10.9
hêtre....2.80.81.41.1-0.71.71.40.7
érable-12.80.02.3.-6.14.45.82.719.313.43.82.8
frêne....-3.4.0.33.02.91.91.11.9
chêne....2.00.00.21.62.00.50.61.2
châtaignier......-0.90.0..-0.90.0
autres feuillus..10.23.21.61.21.51.5-0.13.71.71.1
total1.81.20.80.31.20.4-0.50.9-0.30.90.90.3
Sud des Alpesépicéa2.10.81.60.71.61.00.51.95.53.61.70.5
sapin10.1.-1.21.92.10.7-2.11.9-1.6.1.10.7
pin0.20.010.9.1.04.91.80.0-1.20.60.61.3
mélèze2.41.01.50.50.00.7-0.41.3-2.22.81.20.4
arole2.31.10.0.......2.91.4
autres résineux..7.9.....2.70.02.80.1
hêtre..4.22.00.90.61.22.21.61.01.20.8
érable..0.41.51.64.02.42.710.19.94.83.4
frêne....6.82.62.06.13.71.54.21.4
chêne....6.27.40.12.71.41.01.21.0
châtaignier......1.41.40.60.60.70.6
autres feuillus-0.20.9-0.71.30.01.02.91.01.70.81.50.5
total2.20.61.50.51.20.41.20.91.40.41.40.3
Suisseépicéa2.40.90.90.20.30.2-0.70.3-1.40.30.00.1
sapin10.0.0.90.81.30.30.30.30.40.50.70.2
pin0.30.61.00.70.10.7-0.80.4-2.10.4-1.10.3
mélèze1.80.71.20.30.40.40.30.6-0.31.01.00.2
arole1.10.40.02.43.10.0....0.90.5
autres résineux0.91.71.31.7-7.26.01.31.93.01.52.01.2
hêtre..0.80.61.10.30.40.30.10.20.40.2
érable-13.00.02.81.31.60.61.00.51.90.61.60.3
frêne..8.63.61.61.10.40.70.60.40.70.3
chêne....0.21.9-0.00.7-0.30.4-0.30.4
châtaignier......0.71.20.70.50.70.5
autres feuillus0.41.71.81.1-0.00.60.00.61.00.40.60.3
total1.80.61.00.20.70.2-0.00.2-0.20.20.30.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827171/293502
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa....0.80.81.50.42.80.51.80.3
sapin........0.0.0.0.
pin....1.70.8-0.50.40.50.0-0.20.4
mélèze......1.60.32.40.41.70.3
arole....3.9.1.10.35.415.01.10.3
autres résineux......5.95.4..5.95.4
hêtre............
érable............
frêne............
chêne............
châtaignier............
autres feuillus......15.214.25.11.58.55.2
total....1.40.81.40.22.50.31.50.2
subalpin inférieurépicéa0.40.30.10.50.10.20.50.11.60.40.40.1
sapin1.10.7-1.11.61.20.81.40.40.81.51.20.4
pin....1.31.10.00.326.00.00.20.3
mélèze....0.0.1.30.22.10.31.40.2
arole....3.60.0-0.00.60.0.0.10.6
autres résineux....23.215.62.32.10.0.3.62.5
hêtre0.20.33.36.63.61.01.70.73.51.01.50.4
érable2.41.21.31.64.61.03.81.23.93.13.60.7
frêne14.80.0..0.0.0.0...22.78.3
chêne............
châtaignier............
autres feuillus3.12.10.0.2.11.55.12.03.51.43.91.1
total0.50.20.10.40.30.20.60.11.80.30.60.1
montagnard supérieurépicéa0.30.2-1.30.6-0.30.20.20.21.30.50.10.1
sapin1.70.40.21.00.50.21.70.31.30.51.10.2
pin0.40.4..-0.61.50.70.3-1.00.90.50.3
mélèze0.50.00.0.0.41.00.70.30.80.40.70.2
arole......2.0...2.1.
autres résineux10.54.2..-12.510.512.37.7..0.65.9
hêtre1.00.31.50.80.80.21.50.63.20.51.30.2
érable2.60.50.41.33.00.83.20.76.63.23.00.4
frêne5.52.40.61.41.50.84.71.344.018.84.21.0
chêne-3.40.0..6.14.05.31.6-1.02.24.71.4
châtaignier........-3.50.0-3.40.0
autres feuillus0.10.7-0.51.90.10.64.61.22.60.92.40.5
total0.90.2-0.30.60.10.10.70.11.80.30.60.1
montagnard inférieurépicéa-0.20.3-1.10.2-0.00.30.30.31.50.9-0.40.1
sapin0.50.30.50.30.50.21.10.34.11.60.50.2
pin0.30.4-1.60.4-0.30.60.10.22.0.-0.30.2
mélèze-0.70.81.41.72.30.70.10.41.01.70.70.4
arole............
autres résineux12.710.71.91.317.913.1....2.91.5
hêtre0.90.20.70.31.10.30.80.54.00.81.00.1
érable1.80.51.60.81.90.62.20.617.08.71.90.3
frêne0.30.53.30.62.30.52.51.011.56.72.40.3
chêne2.10.6-0.40.62.11.13.01.72.91.11.10.4
châtaignier..-2.80.9..1.32.21.30.71.20.6
autres feuillus-0.50.50.20.8-0.10.70.70.62.80.80.80.3
total0.50.1-0.10.10.50.20.60.22.80.40.40.1
collinéen/submontagnardépicéa-0.50.4-1.00.2-0.70.41.00.72.41.5-0.80.1
sapin0.60.5-0.10.30.40.64.21.51.1.0.20.2
pin-0.90.2-1.20.2-0.20.5-0.70.40.50.8-1.00.1
mélèze0.71.1-0.20.61.50.9-0.70.7-0.32.1-0.10.4
arole............
autres résineux19.68.85.53.24.01.9-31.690.70.0.8.13.4
hêtre0.20.20.40.20.40.30.60.62.81.10.40.1
érable0.20.43.00.61.70.93.10.914.67.81.90.3
frêne1.60.41.80.50.90.73.21.08.62.41.90.3
chêne0.40.40.20.3-0.20.63.10.72.40.70.50.2
châtaignier..3.80.6..0.60.51.30.31.30.3
autres feuillus0.40.41.30.5-0.90.71.71.32.50.51.30.3
total0.20.1-0.20.10.00.20.80.32.10.30.10.1
totalépicéa0.00.1-1.10.1-0.10.10.40.11.60.3-0.00.1
sapin0.90.20.20.20.50.21.60.21.40.50.70.1
pin-0.50.2-1.30.20.20.40.00.20.30.7-0.50.1
mélèze0.30.70.10.61.90.61.10.21.60.21.20.1
arole....4.10.20.90.35.715.60.90.3
autres résineux16.66.73.11.25.02.63.82.30.0.4.81.4
hêtre0.60.10.50.10.90.21.00.33.40.40.80.1
érable1.30.32.40.52.50.43.00.410.73.32.30.2
frêne1.30.32.20.41.70.43.30.711.92.82.20.2
chêne0.60.40.10.30.70.63.30.82.50.60.60.2
châtaignier..2.90.9..0.80.61.30.31.30.3
autres feuillus0.20.31.10.5-0.20.42.20.62.60.41.40.2
total0.50.1-0.20.10.30.10.70.12.10.10.40.0
© WSL, Inventaire forestier national suisse, 25.05.2020 #827172/293503
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa....-0.10.61.80.52.50.61.90.4
sapin........0.0.0.0.
pin....1.01.0-0.00.50.4.0.10.4
mélèze......1.80.42.90.42.00.3
arole....2.2.1.00.33.52.41.00.3
autres résineux......2.52.9..2.52.9
hêtre............
érable............
frêne............
chêne............
châtaignier............
autres feuillus......-1.52.54.61.7-0.02.4
total....0.50.71.60.32.70.41.70.3
subalpin inférieurépicéa0.60.3-0.20.5-0.00.30.70.21.30.40.50.1
sapin1.00.6-0.2.1.91.11.50.50.31.41.40.5
pin....1.60.60.30.341.2.0.50.3
mélèze....0.0.1.10.21.90.41.30.2
arole....2.4.-0.70.90.0.-0.60.9
autres résineux....17.113.10.41.30.0.1.51.7
hêtre-0.20.5-5.10.01.20.81.00.74.11.10.80.4
érable0.41.03.92.04.71.03.61.27.23.03.10.7
frêne8.50.0..0.0.0.0...14.06.1
chêne-5.10.0........-5.20.0
châtaignier............
autres feuillus3.52.50.0.1.31.54.12.22.01.03.01.1
total0.50.3-0.20.50.20.20.80.11.60.30.70.1
montagnard supérieurépicéa-0.00.3-1.61.2-0.80.20.30.21.00.5-0.20.1
sapin1.50.3-0.11.20.40.32.10.41.60.51.00.2
pin0.30.6..-3.51.20.40.4-0.71.20.30.4
mélèze-2.60.00.0.0.11.40.40.30.40.60.30.3
arole......4.2...4.3.
autres résineux7.23.7..-36.717.46.23.6..-0.46.5
hêtre0.70.30.81.40.70.31.70.52.20.51.10.2
érable1.80.71.01.51.60.72.20.611.76.91.90.4
frêne5.02.05.55.62.21.24.51.511.24.04.41.0
chêne0.0...3.72.33.21.40.04.73.21.2
châtaignier............
autres feuillus-0.31.11.24.7-1.10.62.70.91.40.81.20.5
total0.60.2-0.50.9-0.20.20.70.21.40.30.40.1
montagnard inférieurépicéa-0.50.3-1.90.3-0.50.30.40.31.31.0-0.90.2
sapin0.20.30.50.40.00.31.20.43.00.90.30.2
pin-0.20.4-2.10.4-0.20.6-0.20.32.30.0-0.60.2
mélèze-0.60.82.11.80.80.6-0.10.70.80.60.50.4
arole............
autres résineux7.96.01.41.23.01.4....2.11.3
hêtre0.50.20.60.30.50.40.00.42.90.70.60.2
érable1.40.51.40.81.30.62.00.88.43.21.50.3
frêne-0.50.63.00.62.40.60.51.010.38.91.90.4
chêne2.00.6-1.20.6-0.61.11.40.9-0.10.80.10.4
châtaignier..-4.70.8..-0.61.61.60.81.40.8
autres feuillus-0.60.60.41.1-0.70.70.50.82.30.60.60.4
total0.20.2-0.60.20.10.20.40.22.20.30.00.1
collinéen/submontagnardépicéa-1.20.4-1.70.2-1.10.50.20.61.71.9-1.50.2
sapin0.70.5-0.30.30.50.74.61.61.5.0.10.3
pin-1.10.4-1.40.3-0.41.0-1.40.50.10.1-1.30.2
mélèze0.60.8-0.70.70.31.1-2.00.8-1.21.5-0.90.5
arole............
autres résineux8.72.92.41.82.61.72.64.016.90.04.21.6
hêtre-0.40.20.00.2-0.10.41.40.62.61.3-0.00.1
érable0.20.62.70.60.30.82.61.87.14.31.70.4
frêne0.80.50.70.31.60.72.51.14.51.31.10.3
chêne-0.10.5-0.20.3-1.10.93.20.71.50.60.10.2
châtaignier..7.71.1..-0.21.30.30.30.40.3
autres feuillus0.60.51.30.7-0.51.10.81.12.20.61.30.3
total-0.30.2-0.60.1-0.30.30.50.31.30.2-0.30.1
totalépicéa-0.30.2-1.80.1-0.50.10.60.11.30.3-0.30.1
sapin0.80.20.00.30.30.21.90.21.50.50.50.1
pin-0.70.3-1.50.20.10.4-0.20.20.50.7-0.70.1
mélèze-0.10.7-0.20.70.70.51.00.21.60.31.00.1
arole....2.50.00.70.33.82.60.70.3
autres résineux8.42.71.81.02.31.42.82.417.50.93.00.9
hêtre0.10.10.20.20.40.20.70.32.60.40.40.1
érable1.00.32.20.51.50.42.40.58.22.71.80.2
frêne0.50.41.40.32.10.42.00.86.21.41.60.2
chêne0.20.4-0.30.3-0.70.72.40.71.20.50.10.2
châtaignier..5.22.3..-0.31.00.50.30.50.3
autres feuillus0.30.41.20.6-0.60.41.50.52.00.41.20.2
total0.20.1-0.60.1-0.10.10.80.11.60.10.20.0
© WSL, Inventaire forestier national suisse, 25.05.2020 #827173/293504
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa....5.81.52.31.22.10.82.40.9
sapin........10.1.10.0.
pin....1.00.60.10.70.20.00.30.6
mélèze......1.70.82.41.01.90.7
arole....0.1.1.10.42.31.11.10.4
autres résineux......0.71.8..0.71.7
hêtre............
érable......-13.10.0..-13.00.0
frêne............
chêne............
châtaignier............
autres feuillus......1.02.9-0.20.90.41.7
total....2.80.91.70.72.20.61.90.6
subalpin inférieurépicéa0.70.61.31.00.50.51.00.31.60.70.90.2
sapin0.01.41.3.2.21.70.60.8-1.21.91.00.8
pin....3.12.10.60.810.90.01.00.7
mélèze....0.0.1.20.41.50.51.30.3
arole....4.90.0-0.12.50.0.0.12.4
autres résineux....19.818.9-0.60.77.9.1.41.7
hêtre-0.20.7..0.61.31.61.14.22.00.80.6
érable0.11.8-6.82.14.41.35.32.20.41.52.71.3
frêne4.10.0..39.911.54.40.0..8.03.1
chêne............
châtaignier............
autres feuillus1.12.40.5.1.92.73.01.9-0.71.31.91.2
total0.50.50.50.90.70.41.00.21.50.51.00.2
montagnard supérieurépicéa0.40.4-0.31.3-0.50.40.70.31.61.00.30.2
sapin1.90.30.21.30.40.42.50.52.10.71.30.3
pin-4.01.4..1.90.80.30.81.04.90.10.7
mélèze0.40.00.0.1.00.30.60.50.00.70.40.4
arole......3.20.0..3.10.0
autres résineux3.80.2..-60.54.0-2.43.5..-7.76.5
hêtre0.80.40.21.41.00.62.50.90.90.61.10.3
érable1.21.04.13.21.11.02.21.11.64.01.50.6
frêne2.82.40.62.4-0.32.11.11.46.82.61.51.1
chêne0.0...5.33.7-0.82.16.27.40.31.9
châtaignier............
autres feuillus-2.61.8-2.00.5-2.31.31.31.00.01.0-0.10.6
total0.90.30.10.70.00.31.10.31.20.40.60.2
montagnard inférieurépicéa-0.60.6-1.50.6-0.60.5-0.20.60.51.9-0.80.3
sapin-0.60.61.00.60.40.50.70.6-2.11.90.30.3
pin0.50.7-3.71.00.60.8-0.70.51.80.0-0.80.4
mélèze-2.51.62.61.91.71.0-0.71.0-0.41.30.20.6
arole............
autres résineux2.82.70.82.15.81.1....1.31.8
hêtre0.70.40.20.50.50.5-0.60.81.22.20.40.3
érable0.10.7-0.11.12.21.43.31.02.42.70.90.5
frêne-1.11.11.50.81.00.8-3.52.62.06.10.20.7
chêne1.11.3-0.91.3-1.51.30.10.90.12.7-0.10.7
châtaignier..-11.00.8..-4.62.61.41.40.71.2
autres feuillus-1.81.31.41.6-2.11.2-1.21.42.91.0-0.10.6
total-0.10.3-0.20.30.10.3-0.40.51.20.9-0.10.2
collinéen/submontagnardépicéa-0.80.8-1.70.4-0.80.7-0.11.15.53.6-1.40.3
sapin1.70.7-0.30.60.41.23.61.5-1.60.00.30.5
pin-2.10.7-2.00.6-2.20.7-2.61.0-1.20.6-2.10.4
mélèze1.81.2-0.51.31.60.9-2.02.2-2.22.8-0.41.0
arole............
autres résineux3.21.62.82.22.42.24.86.72.70.03.11.4
hêtre0.00.40.20.3-0.60.60.81.01.61.00.10.2
érable0.50.92.30.92.01.33.22.010.19.92.00.6
frêne0.80.80.10.51.00.93.31.83.71.50.70.4
chêne-0.40.9-0.70.6-1.61.62.90.91.41.0-0.40.4
châtaignier..8.11.7..2.41.60.60.60.70.5
autres feuillus-0.10.71.90.9-2.01.80.10.81.70.81.00.4
total0.00.3-0.50.2-0.40.40.30.51.40.4-0.20.2
totalépicéa-0.00.3-1.50.3-0.20.20.80.21.70.50.00.1
sapin0.60.30.30.40.50.31.80.31.10.70.70.2
pin-1.10.5-2.30.50.50.8-0.50.40.61.3-1.10.3
mélèze0.71.00.11.21.80.81.10.31.20.41.00.2
arole....1.31.30.90.52.91.40.90.5
autres résineux3.01.31.61.52.42.50.01.42.80.12.01.1
hêtre0.40.20.20.30.40.30.60.51.20.80.40.2
érable0.40.51.30.71.80.73.00.74.83.41.60.3
frêne0.40.60.50.40.80.6-0.81.84.21.40.60.4
chêne-0.10.7-0.70.5-1.31.11.10.71.21.0-0.30.4
châtaignier..4.42.9..-0.72.00.70.60.70.5
autres feuillus-0.70.61.80.8-1.80.80.30.71.50.50.60.3
total0.20.2-0.40.20.10.20.90.21.40.30.30.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827174/293505
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
cantonessence principale %± %± %± %± %± %±
AGépicéa......-31.717.1-26.310.8-26.99.7
sapin......18.937.7-4.712.3-0.412.1
pin......2.987.2-47.111.9-45.811.8
mélèze......61.5.-3.825.4-2.525.0
arole............
autres résineux......0.0.340.7231.5357.8238.9
hêtre......109.216.02.07.710.37.8
érable......7.157.923.119.122.418.4
frêne......23.341.822.915.623.014.6
chêne......7.435.6-3.216.2-3.116.2
châtaignier........0.0.0.0.
autres feuillus......-23.149.128.317.824.617.2
total......22.317.1-6.74.4-4.04.2
AIépicéa..10.113.7-10.219.944.920.7-51.812.611.514.3
sapin..-21.938.9-29.029.046.823.5-10.034.1-7.020.8
pin..0.0.....14.40.033.226.5
mélèze....0.0...-10.5.49.985.5
arole............
autres résineux..329.90.0......329.90.0
hêtre..16.00.03.520.368.925.9143.343.027.217.6
érable....264.9328.0159.70.0-151.0.100.0.
frêne....71.332.1385.2686.1-35.05.2-11.429.3
chêne............
châtaignier............
autres feuillus..0.0.-100.00.0-104.934.0-100.00.0-83.226.9
total..11.313.6-6.616.446.516.7-28.10.48.911.1
ARépicéa....15.020.75.830.026.67.011.017.4
sapin....78.533.132.927.776.328.956.120.3
pin....110.30.0....110.30.0
mélèze......50.2...50.2.
arole............
autres résineux......210.8117.6..210.8117.6
hêtre....12.522.421.528.430.614.421.115.3
érable....4.116.552.866.2-40.446.816.138.3
frêne....297.7294.9-4.742.149.827.330.030.9
chêne........11.3.11.3.
châtaignier............
autres feuillus....-58.2.582.2234.8-100.00.017.584.4
total....26.218.415.320.929.413.421.312.7
BEépicéa4.126.93.77.6-9.86.6-14.16.5-33.17.3-12.23.4
sapin..8.924.421.49.59.67.9-3.914.110.75.5
pin51.324.9-15.534.2-18.245.1-9.313.4-18.121.5-10.710.7
mélèze..-44.969.16.122.4-50.633.122.647.0-2.923.5
arole..-176.90.0......-176.90.0
autres résineux..0.0.0.0.12.578.2168.7141.469.678.9
hêtre..102.9115.735.012.422.79.1-4.08.116.05.6
érable..201.569.767.620.725.521.163.225.763.913.5
frêne..484.150.038.436.678.525.215.429.739.921.1
chêne....777.30.072.339.8-2.418.14.317.5
châtaignier........0.0.0.0.
autres feuillus..53.850.738.423.320.418.345.024.536.713.6
total12.925.95.97.46.85.25.04.5-12.95.31.12.5
BL/BSépicéa......5.220.3-33.624.3-15.218.8
sapin......76.626.1117.369.686.526.2
pin......-42.015.4-21.011.0-23.110.3
mélèze......-13.45.2-100.00.0-74.522.8
arole............
autres résineux........820.1445.0820.1445.0
hêtre....25.40.09.116.13.212.16.28.9
érable......60.025.74.027.728.320.6
frêne......123.9120.388.827.392.427.5
chêne........-4.322.5-4.322.5
châtaignier............
autres feuillus......-12.342.6-23.515.7-21.914.8
total....25.40.020.311.94.17.610.36.0
FRépicéa..-3.715.6-0.816.1-32.815.3-48.316.4-17.87.8
sapin..59.588.713.623.825.126.143.147.423.218.0
pin......-3.424.2-42.214.8-38.913.4
mélèze......-85.121.0-72.726.0-75.920.1
arole............
autres résineux......3.939.3..3.939.3
hêtre..210.190.021.715.835.916.813.221.828.711.7
érable..105.332.0426.8193.2321.5171.446.969.1195.467.9
frêne..0.0.46.742.3120.548.9112.543.6111.330.1
chêne....144.1112.528.716.3-45.118.8-6.917.5
châtaignier............
autres feuillus..106.090.1-16.054.1-59.322.2100.5.67.380.8
total..9.516.18.413.72.612.4-10.113.12.56.0
GEépicéa........734.1352.9734.1352.9
sapin............
pin........145.974.2145.974.2
mélèze............
arole............
autres résineux............
hêtre........-100.00.0-100.00.0
érable........40.855.940.855.9
frêne........271.4129.0271.4129.0
chêne........30.321.230.321.2
châtaignier............
autres feuillus........25.569.125.569.1
total........44.125.644.125.6
GLépicéa..25.111.731.118.1-19.816.9..12.19.5
sapin..102.138.55.227.243.015.5..27.018.6
pin............
mélèze....52.30.00.0...81.341.0
arole............
autres résineux....99.6.....99.6.
hêtre..57.538.097.249.65.620.0-62.534.89.420.4
érable..6.223.2142.744.270.236.30.0.85.723.2
frêne....269.598.9-26.919.2399.1351.255.849.4
chêne............
châtaignier............
autres feuillus..-75.035.3129.479.524.233.60.0.46.031.8
total..26.410.549.715.8-2.011.6-45.836.618.77.6
GRépicéa55.814.212.65.614.76.912.814.174.724.617.14.0
sapin..46.63.546.613.334.519.769.047.545.410.1
pin2.814.07.212.418.39.6-0.14.5-27.017.7-0.56.1
mélèze44.412.326.26.920.312.551.354.3-47.518.130.76.4
arole22.411.01.522.260.6.....18.59.9
autres résineux175.9160.0166.0106.9......171.297.3
hêtre....22.722.169.724.9-21.027.426.216.4
érable..70.337.431.851.1221.094.9234.9108.2125.941.3
frêne....1011.2800.0107.994.1124.380.0208.6111.5
chêne....114.240.039.722.8130.294.667.531.6
châtaignier....-100.00.029.6.37.030.935.229.3
autres feuillus..248.596.8204.770.322.736.376.441.1112.130.8
total42.19.614.65.022.15.823.79.622.913.121.93.2
JUépicéa....9.923.77.516.5-3.826.14.612.8
sapin....60.216.5-5.914.648.426.119.112.2
pin......38.616.7-47.17.8-10.014.1
mélèze........20.34.720.34.7
arole............
autres résineux......-138.3618.3..-138.3618.3
hêtre....37.614.536.512.8-6.111.718.28.2
érable....72.834.341.229.227.426.739.118.3
frêne....439.8341.531.128.858.425.751.019.5
chêne......0.0.-25.423.3-22.324.1
châtaignier............
autres feuillus....5.766.4-12.626.411.021.34.516.6
total....29.915.516.88.87.58.514.75.6
LUépicéa..7.619.5-13.311.4-28.311.9-38.515.9-18.76.8
sapin..-38.358.130.815.824.413.917.317.724.29.0
pin..41.359.3..0.0.-4.711.320.524.8
mélèze......83.912.4-100.00.077.49.8
arole............
autres résineux....0.0.118.342.8143.40.0124.038.3
hêtre..-41.427.924.715.127.217.0-6.416.211.610.4
érable..250.5220.7118.843.2196.564.7166.795.2153.835.5
frêne..0.0.82.855.291.056.3257.9106.6167.864.7
chêne......32.344.442.670.836.338.9
châtaignier............
autres feuillus..631.0450.3-68.722.3-24.961.3117.181.914.536.3
total..9.118.70.810.07.58.64.412.14.85.0
NEépicéa..21.517.911.19.2-31.313.35.120.91.97.9
sapin..46.59.746.816.422.512.217.813.235.19.8
pin....16.812.9-17.631.520.723.75.021.3
mélèze......27.40.0..27.40.0
arole............
autres résineux......185.30.0..185.30.0
hêtre..6.332.328.011.941.521.99.426.128.110.4
érable..0.0.100.1.192.453.8-28.736.2114.626.7
frêne....142.1178.1-0.134.7-49.552.0-14.440.4
chêne......34.324.112.238.913.536.5
châtaignier............
autres feuillus..169.1176.5-7.733.224.454.5-73.417.5-23.923.2
total..22.116.826.47.18.49.72.010.418.25.2
NWépicéa..20.126.1-10.013.0-10.9105.0-90.98.70.722.4
sapin..-88.314.2-5.715.3-49.536.20.0.-30.518.7
pin............
mélèze............
arole............
autres résineux......169.20.0..169.20.0
hêtre..-100.00.0-7.638.6-26.728.623.261.2-13.620.8
érable..109.6108.2-45.632.7157.775.8-29.022.8-11.134.6
frêne....-35.120.7108.632.878.16.271.838.0
chêne......135.50.0..135.50.0
châtaignier............
autres feuillus..-60.436.60.0.19.526.9-46.76.4-6.934.8
total..12.627.9-12.120.62.144.3-29.224.8-2.315.6
OWépicéa95.511.517.713.3-28.816.0-11.929.863.7132.60.610.0
sapin..73.921.0-32.525.846.713.2377.30.017.420.6
pin..63.043.3....-100.00.057.542.7
mélèze......176.2.0.0.246.499.4
arole123.2.........123.2.
autres résineux......0.0...0.0.
hêtre..75.943.315.237.121.733.6-6.754.913.922.1
érable..106.256.9216.9207.5154.329.0159.1168.3186.9119.9
frêne....87.7225.858.945.5-121.318.842.650.1
chêne........145.80.0145.80.0
châtaignier............
autres feuillus..-35.617.4179.964.8-58.812.036.229.81.129.9
total107.63.622.212.4-12.116.520.219.021.043.99.98.8
SGépicéa42.70.0-7.011.9-15.213.3-4.014.5-39.618.1-13.47.2
sapin..52.419.535.415.627.413.410.223.028.49.0
pin..-100.00.0-8.16.0-8.123.3-2.322.6-7.014.2
mélèze..-4.936.1-14.336.6-4.123.23.54.2-3.517.4
arole..103.2.......103.2.
autres résineux..0.0.-340.5277.398.320.127.01363.585.633.3
hêtre..95.127.625.410.818.219.033.011.628.78.3
érable..86.395.638.317.1-2.115.451.129.424.111.0
frêne....27.330.6101.228.87.626.249.320.2
chêne......12.333.02.223.44.719.4
châtaignier............
autres feuillus..489.41793.2-2.225.1-3.227.1-14.128.8-7.218.1
total42.70.01.511.53.19.412.09.1-4.511.34.35.0
SHépicéa......40.533.912.120.121.417.7
sapin......145.2124.8-9.311.767.365.5
pin......-13.137.3-5.723.5-7.819.7
mélèze......-29.6.32.922.227.122.3
arole............
autres résineux........273.3216.6273.3216.6
hêtre......45.212.865.221.658.414.7
érable......31.7134.970.475.760.064.8
frêne......-72.515.426.326.31.822.0
chêne......187.7238.517.121.419.521.3
châtaignier............
autres feuillus......871.51373.96.462.327.572.1
total......38.014.532.312.633.99.9
SOépicéa..0.264.5-29.621.60.735.2-14.920.7-12.615.4
sapin..-24.639.472.844.721.422.2-21.018.82.915.1
pin....-8.426.3-23.222.3-53.99.5-42.110.0
mélèze......232.40.02768.01727.2859.6583.2
arole............
autres résineux......49.5123.2..49.5123.2
hêtre..24.29.0-3.521.217.512.821.69.816.67.1
érable..26.238.646.830.419.823.734.721.728.714.2
frêne....591.3166.3-11.834.799.643.654.433.6
chêne......48.955.2-1.619.413.821.3
châtaignier............
autres feuillus..-100.00.055.0190.8-24.326.37.237.5-8.022.4
total..16.110.8-0.716.410.211.22.78.24.95.8
SZépicéa..1.414.2-17.813.111.421.771.042.8-3.98.6
sapin..73.040.735.922.313.527.4144.35.335.216.9
pin..-34.732.7-31.50.0-35.821.924.00.0-17.418.3
mélèze....0.0.31.10.056.30.043.19.2
arole............
autres résineux......170.10.00.0.325.2219.4
hêtre..42.421.563.230.822.013.66.543.530.312.5
érable..64.388.8104.947.3118.845.031.218.797.327.6
frêne....672.4209.060.229.9109.736.9100.1.
chêne......50.8.7.06.317.611.8
châtaignier............
autres feuillus..173.4150.2-27.313.0-49.631.622.358.6-14.123.4
total..6.012.83.212.016.613.051.924.710.86.9
TGépicéa....292.40.038.527.6-43.110.3-27.310.9
sapin....151.70.0198.197.030.029.649.929.8
pin......-1.725.3-30.914.8-26.213.5
mélèze......0.0.53.555.688.483.8
arole............
autres résineux......166.545.650.5212.8148.454.8
hêtre....47.90.039.840.224.517.627.015.8
érable....436.4.12.443.594.740.481.632.3
frêne....-100.0.155.557.0101.925.0104.523.6
chêne......-23.60.05.923.14.922.4
châtaignier............
autres feuillus......-44.967.334.031.432.530.8
total....159.2.49.623.8-2.28.46.07.8
TIépicéa89.221.344.214.143.621.033.129.040.178.945.810.8
sapin0.0.23.041.233.916.294.135.330.8.36.815.7
pin15.50.0733.90.0-43.725.755.40.013.322.26.121.1
mélèze62.717.666.910.915.913.3-2.729.964.4114.444.08.6
arole0.0.0.0.......0.0.
autres résineux..0.0.....0.0.0.0.
hêtre..98.227.197.113.0114.121.276.829.499.410.6
érable....212.0151.1727.8377.6418.3231.3398.2162.8
frêne....696.4352.1328.1208.4234.567.6277.768.0
chêne....-40.368.381.830.363.418.465.216.3
châtaignier......35.419.036.610.036.49.0
autres feuillus148.343.289.756.257.326.074.822.766.915.367.611.3
total74.015.653.710.155.19.373.011.958.07.859.74.7
URépicéa101.222.224.613.125.317.250.239.2-16.541.925.410.1
sapin..43.329.712.133.355.126.9197.129.143.326.3
pin-41.80.0-93.89.081.779.572.3.18.856.413.835.4
mélèze..-100.00.0......-100.00.0
arole135.3.........135.3.
autres résineux0.0.139.00.0146.4348.5....159.9148.0
hêtre..162.723.656.031.366.611.665.922.564.514.7
érable....303.1129.77.934.70.0.125.156.1
frêne....191.385.5592.5427.8129.8120.9197.279.9
chêne........88.937.388.937.3
châtaignier............
autres feuillus..5992.28475.415.26.3-59.837.0102.010.821.541.0
total50.540.221.814.034.215.948.218.842.634.332.89.0
VDépicéa39.0.19.67.232.39.6-45.49.6-16.619.31.65.5
sapin..41.418.944.314.914.120.054.151.834.510.6
pin......-54.126.984.577.4-34.130.1
mélèze..12.769.567.819.6255.3129.0170.6119.3114.348.0
arole............
autres résineux....275.129.6687.8697.8119.5120.2226.8196.5
hêtre..6.512.130.212.220.39.646.515.926.96.1
érable..132.240.454.618.2138.850.257.029.289.917.1
frêne..0.0.124.9103.549.220.054.723.857.516.2
chêne....38.413.96.219.041.820.727.014.1
châtaignier......-81.626.1105.414.985.123.9
autres feuillus..25.740.18.031.227.734.074.751.455.232.3
total39.0.23.77.136.97.8-6.57.839.112.219.84.1
VSépicéa38.515.718.26.520.813.531.018.948.052.021.45.4
sapin..18.521.257.222.9-6.252.2738.0263.547.617.2
pin-58.815.36.613.526.517.210.821.7-21.714.61.98.4
mélèze54.47.945.99.423.39.715.722.140.556.241.85.7
arole47.215.10.633.2......40.213.4
autres résineux..-40.153.30.0...0.0.31.4106.3
hêtre..385.20.0165.150.668.734.390.849.2112.328.4
érable..107.274.1304.889.673.074.8278.5120.1198.353.4
frêne....104.155.3297.0135.9110.241.2154.844.5
chêne....220.569.9447.5494.3130.761.9212.279.9
châtaignier......49.0144.59.711.415.721.2
autres feuillus451.0421.1258.3109.2134.150.671.954.35.238.286.730.8
total45.17.626.15.536.58.841.213.528.215.432.33.8
ZGépicéa..-100.00.0-39.020.167.571.4-2.150.1-15.218.2
sapin..-100.00.036.855.821.940.2-6.836.816.426.3
pin............
mélèze......5.9...5.9.
arole............
autres résineux........0.0.0.0.
hêtre....-26.99.9191.8114.823.929.628.427.0
érable....0.0.53.428.116.566.949.436.6
frêne......-0.521.8-11.916.3-10.013.8
chêne........4.8.4.8.
châtaignier............
autres feuillus....-100.00.0184.2351.4-38.072.812.790.6
total..-100.00.0-26.319.556.934.0-1.220.3-0.312.9
ZHépicéa....-26.025.1-19.013.6-19.28.7-19.36.8
sapin....3.217.1-12.718.3-24.014.1-18.310.6
pin......-53.617.4-29.37.1-33.67.0
mélèze......-2.412.4-23.017.8-19.015.0
arole............
autres résineux......39.846.121.0192.335.062.0
hêtre....109.570.87.413.812.210.312.48.2
érable......6.524.088.234.746.421.6
frêne....-8.24.274.440.934.522.946.419.2
chêne......-34.720.0-0.713.2-2.412.5
châtaignier............
autres feuillus....-50.70.0-19.729.010.222.40.017.9
total....5.816.8-7.48.5-7.65.0-7.33.8
Suisseépicéa51.59.412.02.82.83.1-11.33.8-24.53.8-1.31.6
sapin0.0.34.911.830.84.816.34.56.76.319.92.8
pin-7.112.35.79.115.08.9-9.06.5-28.14.1-14.63.1
mélèze49.57.641.35.621.16.517.413.0-4.612.833.03.7
arole33.09.12.618.160.6.....27.58.1
autres résineux179.9163.1101.474.639.0156.983.641.5244.6100.9143.841.5
hêtre..44.510.137.95.029.74.011.63.423.72.3
érable..106.419.885.613.055.39.655.09.466.15.8
frêne..652.1229.1124.228.768.510.157.69.066.26.7
chêne....135.139.930.812.013.55.917.05.3
châtaignier....-100.00.034.518.337.29.436.78.5
autres feuillus253.1158.2108.131.169.914.921.19.137.68.640.16.0
total44.96.117.42.617.32.411.32.33.32.112.51.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827175/293506
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %/an
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %/an± %/an± %/an± %/an± %/an± %/an±
subalpin supérieurépicéa....6.51.02.51.22.20.72.60.9
sapin........10.2.10.2.
pin....1.10.70.20.60.20.00.40.5
mélèze......1.70.82.50.81.90.6
arole....0.1.1.20.42.70.91.10.4
autres résineux......1.21.8..1.21.8
hêtre............
érable......-13.20.0..-13.20.0
frêne............
chêne............
châtaignier............
autres feuillus......2.43.00.21.31.31.9
total....3.81.11.80.72.40.61.90.6
subalpin inférieurépicéa0.70.51.31.00.70.51.10.31.80.71.00.2
sapin0.01.41.3.2.21.60.70.8-0.42.11.10.8
pin....3.32.00.70.72.72.71.10.7
mélèze....0.0.1.50.41.90.51.50.3
arole....4.80.01.22.60.0.1.32.4
autres résineux....19.518.6-0.51.38.0.0.61.3
hêtre-0.10.7..0.71.31.61.14.42.00.90.6
érable0.21.7-6.82.14.01.25.62.21.41.32.81.2
frêne4.10.0..39.211.310.38.3..8.43.4
chêne............
châtaignier............
autres feuillus-3.42.10.5.1.82.64.92.0-1.01.52.01.3
total0.50.50.50.90.90.41.20.21.80.51.10.2
montagnard supérieurépicéa0.20.5-0.31.3-0.60.40.70.31.71.00.20.2
sapin1.60.40.21.30.40.42.50.52.10.71.20.3
pin-4.01.4..1.90.80.70.81.14.90.40.8
mélèze0.40.00.0.1.00.30.70.40.30.70.60.4
arole......3.20.0..3.10.0
autres résineux3.80.2..-60.94.1-2.53.1..-7.36.0
hêtre1.00.40.21.41.10.62.70.90.90.61.20.3
érable1.51.14.13.21.10.92.11.03.44.21.60.6
frêne3.82.50.62.40.02.02.41.67.82.92.21.1
chêne0.0...3.82.6-0.72.1-0.11.70.11.6
châtaignier............
autres feuillus-1.11.8-2.00.5-2.81.31.41.20.80.80.30.6
total0.80.30.10.7-0.10.31.10.31.40.40.60.2
montagnard inférieurépicéa-0.60.6-1.60.6-0.50.5-0.10.60.51.8-0.80.3
sapin-0.60.60.90.60.50.50.70.6-2.11.90.30.3
pin0.50.7-3.71.00.60.8-0.60.51.80.0-0.80.4
mélèze-2.51.6-0.52.91.71.0-1.01.0-0.51.3-0.40.7
arole............
autres résineux2.82.71.12.15.81.1....1.51.9
hêtre0.70.30.10.50.60.5-0.80.81.42.10.40.3
érable0.10.7-0.21.12.11.43.11.03.82.80.90.5
frêne-1.11.11.30.81.10.8-3.22.53.95.90.20.7
chêne1.11.3-0.71.2-1.51.30.10.9-0.32.3-0.10.7
châtaignier..-10.90.8..-4.62.62.01.51.21.2
autres feuillus-1.81.32.51.8-1.51.2-1.01.23.61.00.30.6
total-0.10.3-0.30.30.20.3-0.40.51.50.9-0.10.2
collinéen/submontagnardépicéa-0.80.8-1.70.4-0.80.7-0.21.05.43.5-1.40.3
sapin1.70.7-0.30.60.41.21.52.0-1.60.00.30.5
pin-2.00.7-1.90.6-2.20.7-2.11.0-1.20.6-2.00.4
mélèze1.81.2-0.11.31.60.9-1.62.3-2.12.7-0.11.0
arole............
autres résineux3.21.63.12.02.42.24.76.62.70.03.21.4
hêtre0.10.40.20.3-0.60.60.61.01.81.10.10.2
érable0.80.92.00.92.01.32.61.710.39.92.00.6
frêne1.10.80.10.51.00.93.42.04.31.50.80.4
chêne-0.40.9-0.70.6-1.61.61.31.91.31.0-0.40.4
châtaignier..8.01.7..2.50.80.80.60.80.5
autres feuillus0.91.01.90.8-2.01.8-0.10.81.90.81.20.4
total0.10.3-0.50.2-0.40.40.10.51.60.4-0.20.2
totalépicéa-0.10.3-1.60.3-0.20.30.90.21.80.50.10.1
sapin0.60.30.30.40.60.31.70.31.20.70.60.2
pin-1.10.5-2.30.50.60.8-0.30.40.61.3-1.00.3
mélèze0.71.0-0.21.21.80.81.20.31.60.41.20.2
arole....1.31.31.10.53.11.01.10.5
autres résineux3.01.31.91.52.42.5-0.01.22.80.12.21.1
hêtre0.50.20.20.30.40.30.60.51.30.80.50.2
érable0.60.51.10.71.70.62.90.75.53.21.60.3
frêne0.60.60.50.40.90.6-0.21.85.01.40.80.4
chêne-0.10.7-0.70.5-1.31.10.51.01.00.9-0.30.4
châtaignier..4.42.9..0.51.51.00.60.90.5
autres feuillus-0.10.72.00.7-1.80.80.50.71.80.50.90.3
total0.30.2-0.40.20.20.20.90.21.60.20.40.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827176/293507
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
cantonessence principale %± %± %± %± %± %±
AGépicéa......-43.117.2-23.99.8-26.48.6
sapin......33.123.52.612.17.911.1
pin......-55.119.2-33.312.5-34.911.7
mélèze......28.1.-19.012.9-18.012.7
arole............
autres résineux......0.0.89.964.097.366.6
hêtre......48.713.0-9.46.1-3.95.9
érable......-16.952.119.414.817.214.4
frêne......10.229.69.212.69.311.7
chêne......36.245.15.611.95.711.8
châtaignier........0.0.0.0.
autres feuillus......-26.253.029.814.425.614.2
total......3.714.0-8.34.2-7.03.9
AIépicéa..25.518.2-3.221.033.410.15943.395799.818.112.5
sapin..-32.260.150.612.717.514.411.75.621.510.5
pin..0.0.....-6.3.9.021.7
mélèze....0.0...7.50.080.1102.6
arole............
autres résineux..136.30.0......136.30.0
hêtre..19.20.020.119.965.528.6185.197.738.817.6
érable....60.670.858.9.-136.50.05.668.2
frêne....53.628.8196.20.0109.98.6106.922.9
chêne............
châtaignier............
autres feuillus..71.1.-100.00.0-102.517.00.0.-81.529.8
total..20.316.610.718.230.28.730.84.720.99.2
ARépicéa....40.08.7-3.822.5-39.220.312.012.9
sapin....49.416.01.718.2110.52.627.613.5
pin....31.00.0....31.00.0
mélèze......1.7...1.7.
arole............
autres résineux......142.991.9..142.991.9
hêtre....15.821.016.523.94.413.212.912.2
érable....12.25.517.038.3-51.422.0-1.624.0
frêne....83.5.13.318.623.021.323.414.7
chêne........10.2.10.2.
châtaignier............
autres feuillus....-57.90.090.756.0-100.00.0-22.036.8
total....39.07.81.715.5-3.620.614.89.3
BEépicéa11.518.6-1.37.3-16.35.7-18.55.9-34.16.1-16.43.0
sapin..16.620.58.36.2-1.45.9-10.611.60.44.1
pin21.022.235.29.3-42.625.4-14.711.15.821.3-9.48.5
mélèze..-58.544.6-26.817.4-52.331.0-9.929.3-25.216.1
arole..-141.425.4......-141.425.4
autres résineux..0.0.0.0.10.059.65.839.48.033.7
hêtre..240.1156.317.79.65.45.9-10.96.22.73.9
érable..75.931.533.612.613.312.544.721.435.88.9
frêne..183.124.224.942.061.617.817.017.934.412.4
chêne....4.4.85.360.6-1.714.45.214.0
châtaignier........0.0.0.0.
autres feuillus..68.439.5-15.115.66.214.824.520.011.110.3
total13.715.41.07.1-3.84.1-4.63.4-16.94.3-6.62.1
BL/BSépicéa......0.311.6-43.819.6-24.215.7
sapin......38.627.144.835.840.321.9
pin......-33.618.4-21.810.4-22.89.8
mélèze......-16.820.0..-16.820.0
arole............
autres résineux........150.158.8150.158.8
hêtre....-1.90.0-0.69.7-14.79.7-9.06.7
érable......18.810.9-18.621.9-1.914.5
frêne......15.727.622.715.421.813.7
chêne........-5.624.7-5.624.7
châtaignier............
autres feuillus......-22.826.7-28.917.4-28.015.5
total....-1.90.06.18.4-12.26.4-5.64.9
FRépicéa..-15.412.6-11.412.4-41.112.6-48.014.8-26.26.2
sapin..38.755.10.618.98.119.365.767.69.013.8
pin......8.27.3-41.111.0-37.310.0
mélèze......-79.928.5-72.025.5-73.621.1
arole............
autres résineux....-100.0.14.90.0..14.11.1
hêtre..12.631.028.116.39.810.4-2.317.18.18.2
érable..84.420.5184.060.5127.471.02.735.092.132.2
frêne..0.0.9.520.782.928.699.637.681.019.7
chêne....89.847.312.012.2-24.021.90.313.8
châtaignier............
autres feuillus..-11.633.5-44.932.8-8.130.5193.5110.0120.772.7
total..-7.212.1-2.710.8-11.59.8-11.711.4-8.34.7
GEépicéa........39.823.939.823.9
sapin............
pin........-6.518.5-6.518.5
mélèze............
arole............
autres résineux............
hêtre............
érable........38.034.938.034.9
frêne........166.5101.1166.5101.1
chêne........-9.619.7-9.619.7
châtaignier............
autres feuillus........14.435.414.435.4
total........-4.618.6-4.618.6
GLépicéa..20.69.78.115.7-1.513.5..10.97.5
sapin..168.4149.312.412.431.711.2..28.110.6
pin............
mélèze....35.2.0.0...61.036.4
arole............
autres résineux....24.0.....24.0.
hêtre..17.110.440.733.50.117.912.069.110.714.4
érable..0.713.463.831.165.139.10.0.49.818.2
frêne....165.8139.0-48.916.5301.2282.310.137.8
chêne............
châtaignier............
autres feuillus..-83.921.830.725.811.523.40.0.8.219.5
total..20.38.523.113.92.09.849.747.414.86.1
GRépicéa43.112.513.34.29.15.713.112.119.014.913.93.2
sapin..32.627.353.212.114.914.954.227.042.58.6
pin-4.49.66.39.87.78.14.93.8-31.814.8-4.05.3
mélèze42.110.224.46.616.97.9-11.920.7-58.615.425.45.5
arole19.18.1-19.819.482.4.....10.58.3
autres résineux72.276.238.229.8......54.338.1
hêtre....33.814.549.417.4-2.925.931.310.9
érable..70.833.6-0.641.8147.656.2157.9137.883.833.9
frêne....97.031.137.758.155.541.362.132.1
chêne....6.410.79.28.814.611.311.17.0
châtaignier......5.3.2.318.42.417.8
autres feuillus..44.513.670.427.829.228.215.720.041.414.4
total35.88.314.23.815.54.617.17.9-0.28.516.82.5
JUépicéa....-10.717.82.915.1-19.015.6-8.79.3
sapin....31.011.7-14.411.633.819.76.59.5
pin......7.19.3-49.79.2-22.310.5
mélèze........6.54.36.54.3
arole............
autres résineux......-131.6510.4..-131.6510.4
hêtre....38.66.112.411.8-8.69.55.87.2
érable....78.124.415.715.817.622.322.312.4
frêne....204.0169.2-8.717.25.020.51.914.0
chêne......546.9756.1-28.519.9-25.920.3
châtaignier............
autres feuillus....160.155.9-6.420.016.917.614.213.8
total....10.812.41.37.2-3.26.60.84.5
LUépicéa..-9.115.2-22.69.2-32.410.1-45.412.1-26.85.5
sapin..-32.064.912.112.615.411.61.213.211.07.3
pin..24.834.5..229.3298.0-5.07.812.015.8
mélèze......25.65.1-100.00.012.215.3
arole............
autres résineux....0.0.65.530.52.1.46.619.2
hêtre..-40.224.2-1.713.222.19.81.514.29.57.3
érable..110.9132.846.022.898.829.475.763.268.719.8
frêne..0.0.104.747.230.028.223.318.230.816.8
chêne......-23.520.7-0.419.2-15.415.9
châtaignier............
autres feuillus..78.06.9-71.020.5-13.843.831.027.4-7.718.9
total..-7.514.5-11.98.0-1.46.7-9.67.2-7.13.8
NEépicéa..21.39.24.27.0-30.511.89.39.7-1.76.2
sapin..23.511.930.29.611.011.4-9.512.519.66.9
pin....5.1.-0.235.750.54.224.221.4
mélèze......12.4...12.4.
arole............
autres résineux......40.6...40.6.
hêtre..22.139.210.410.936.317.7-8.523.815.09.7
érable..-437.345.436.721.2109.238.5264.2559.955.819.4
frêne....123.339.511.841.51.642.520.131.5
chêne..-100.00.0..-22.928.09.718.3-5.919.9
châtaignier............
autres feuillus..57.173.812.837.6-23.324.3-46.229.4-14.419.4
total..17.510.114.45.42.58.50.111.39.74.1
NWépicéa..23.621.1-14.012.4-21.672.1-92.28.9-2.218.6
sapin..-32.6189.1-22.914.8-17.351.7378.0.-21.116.1
pin............
mélèze............
arole............
autres résineux......2.70.0..2.70.0
hêtre..-100.00.0-24.829.1-21.528.9-17.826.0-23.316.1
érable..117.599.8-58.225.4235.3434.2-42.422.3-26.931.2
frêne....-8.819.151.228.445.514.442.324.9
chêne......71.1...71.1.
châtaignier............
autres feuillus..-14.139.70.0.-22.819.1-30.35.0-5.127.0
total..23.422.4-23.019.1-2.733.8-41.021.6-7.113.3
OWépicéa17.62.713.010.5-29.615.6-24.926.055.1107.5-3.89.0
sapin..17.215.7-0.537.737.011.298.50.020.615.8
pin..30.78.0....-100.0.26.310.4
mélèze......37.30.00.0.72.349.4
arole46.40.0........46.40.0
autres résineux......181.70.0..181.70.0
hêtre..38.821.249.815.75.727.3-8.534.116.815.3
érable..53.838.9108.2109.1122.541.954.977.6104.070.6
frêne....815.8180.016.747.9-123.720.928.549.3
chêne........109.1.109.1.
châtaignier............
autres feuillus..-42.411.1229.790.2-41.521.027.012.815.533.0
total29.51.613.99.6-4.417.25.616.513.126.46.47.5
SGépicéa23.90.015.28.10.312.3-11.212.2-46.611.6-7.86.3
sapin..17.918.334.213.37.69.91.118.715.37.2
pin..-100.00.0-3.56.90.010.2-1.929.3-1.79.7
mélèze..-34.534.04.344.6-1.921.5-18.91.4-7.115.5
arole..45.1.......45.1.
autres résineux..0.0.-1065.10.069.321.4113.1198.480.125.8
hêtre..32.118.13.89.7-6.814.65.710.92.66.8
érable..172.438.7-4.29.4-9.511.88.415.1-1.66.9
frêne....4.619.264.418.4-1.121.428.814.0
chêne......36.040.0-27.810.3-17.413.3
châtaignier............
autres feuillus..154.5415.8-16.816.1-18.423.1-12.421.5-11.413.7
total23.90.018.07.65.67.3-1.07.6-17.97.7-0.24.0
SHépicéa......29.429.69.814.716.413.8
sapin......76.877.9-30.56.624.343.9
pin......-32.321.8-7.220.7-15.915.5
mélèze......-45.00.09.825.34.424.4
arole............
autres résineux........118.679.4118.679.4
hêtre......24.510.734.212.131.08.8
érable......244.20.04.047.322.950.8
frêne......89.50.037.338.439.937.4
chêne......45.520.86.115.47.115.1
châtaignier............
autres feuillus......-0.942.013.066.510.252.5
total......23.813.618.38.319.97.0
SOépicéa..30.241.3-9.328.5-17.025.7-23.516.7-20.112.8
sapin..-19.328.651.721.714.621.7-24.517.2-2.513.6
pin....-24.619.3-16.315.2-13.19.1-15.08.5
mélèze......72.5.341.8194.3214.0102.2
arole............
autres résineux......-7.176.4..-7.176.4
hêtre..10.24.99.416.3-6.59.38.86.74.15.0
érable..-6.739.64.827.9-3.417.436.319.711.512.1
frêne....178.667.0-42.419.257.531.111.824.1
chêne......-1.417.96.518.63.213.1
châtaignier............
autres feuillus..0.0.95.1128.2-23.323.62.344.5-9.424.9
total..6.33.210.114.2-7.28.6-2.57.7-2.85.1
SZépicéa..16.611.9-23.912.012.119.260.323.3-2.98.4
sapin..74.749.110.315.527.030.251.13.120.212.9
pin..16.30.6-67.018.8-44.420.121.40.0-17.618.0
mélèze....0.0.14.80.07.40.012.53.0
arole............
autres résineux......56.20.00.0.145.9126.9
hêtre..-2.84.631.711.515.312.46.524.516.38.1
érable..22.565.442.521.551.622.553.043.345.714.6
frêne....655.8973.519.434.768.912.254.633.2
chêne......26.3.-32.32.6-21.012.6
châtaignier............
autres feuillus..170.0161.5-39.011.3-18.948.965.859.11.025.0
total..18.311.0-9.010.314.611.834.512.86.46.3
TGépicéa....90.90.016.421.8-43.19.6-29.99.9
sapin....3.70.060.626.29.822.417.920.0
pin......3.413.2-27.813.0-22.711.5
mélèze......489.3.24.918.446.334.5
arole............
autres résineux......99.646.00.0.120.546.9
hêtre....-54.3.83.447.01.711.09.810.6
érable....11.50.0-4.135.144.719.537.016.2
frêne....-100.00.067.254.526.512.028.711.9
chêne......-28.40.0-14.114.9-14.614.5
châtaignier............
autres feuillus......-45.669.5-0.419.6-1.119.3
total....8.5.29.616.7-14.06.7-7.36.2
TIépicéa49.711.921.99.219.014.914.818.93.956.921.77.4
sapin0.0.5.025.121.210.366.517.028.5.21.910.2
pin6.9.757.80.0-15.931.942.00.00.92.312.013.4
mélèze47.612.837.98.3-1.413.723.94.2-21.828.124.77.2
arole392.40.00.0.......443.772.8
autres résineux..0.0.....313.00.0324.215.8
hêtre..75.419.739.19.046.912.153.124.245.26.9
érable....349.4110.3194.369.1133.779.5169.563.6
frêne....535.4359.1183.3176.586.726.9119.432.5
chêne....6.3137.9-2.014.529.411.223.09.6
châtaignier......27.015.16.65.89.25.4
autres feuillus87.432.647.631.419.816.839.911.842.512.237.67.9
total48.48.829.16.925.06.537.66.124.45.028.63.0
URépicéa37.77.019.78.22.414.56.924.59.117.811.67.4
sapin..31.336.818.731.336.123.5169.826.438.422.0
pin16.70.00.0.27.949.40.90.0-12.90.010.516.8
mélèze..-100.00.0......-100.00.0
arole122.2.........122.2.
autres résineux-81.40.0104.1.20.573.2....4.450.7
hêtre..362.1335.253.629.924.06.3122.320.262.318.4
érable....65.219.875.520.00.0.69.415.9
frêne....106.664.8261.570.358.161.7105.249.8
chêne........47.810.147.810.1
châtaignier............
autres feuillus..76.5102.3-19.819.9-41.032.5134.260.320.030.8
total40.52.220.78.112.812.716.512.464.725.520.86.6
VDépicéa28.8.18.55.717.37.1-47.99.0-29.915.6-4.85.0
sapin..33.715.620.89.3-0.714.022.321.315.97.1
pin......-20.829.565.439.40.426.3
mélèze..-20.045.156.120.4165.260.1115.383.269.135.5
arole............
autres résineux....83.41.665.492.5179.093.4112.168.9
hêtre..-7.811.97.710.88.47.513.69.57.64.8
érable..78.423.943.113.480.927.523.726.855.312.8
frêne..0.0.176.898.125.018.99.913.423.311.8
chêne....25.10.0-4.314.111.214.55.410.1
châtaignier......-87.915.3139.617.499.440.1
autres feuillus..-4.525.515.728.548.534.430.927.729.320.1
total28.8.18.85.918.65.8-14.06.610.18.06.73.3
VSépicéa24.214.017.35.213.49.80.111.444.841.716.54.2
sapin..19.08.344.119.924.851.41082.2178.342.715.0
pin38.110.51.67.714.313.1-10.813.4-25.213.1-3.76.6
mélèze33.05.823.34.52.16.011.619.012.334.920.33.2
arole19.89.29.340.2......18.69.4
autres résineux..-53.67.00.0...380.6679.7-2.759.7
hêtre..106.00.0136.353.436.925.342.315.769.817.3
érable..47.852.4109.532.9141.060.6247.6217.9126.637.0
frêne....33.217.966.032.850.523.648.714.7
chêne....89.436.479.857.681.536.482.926.3
châtaignier......-24.447.4-11.321.3-14.219.8
autres feuillus-30.649.1156.2123.565.631.330.732.9-1.620.843.318.5
total27.86.119.13.820.56.612.78.115.712.319.92.8
ZGépicéa..-100.00.0-43.417.716.825.7-17.041.0-28.013.6
sapin....66.960.125.028.913.434.634.224.9
pin............
mélèze......-5.70.0..-5.70.0
arole............
autres résineux........0.0.0.0.
hêtre....-11.921.945.248.41.921.79.717.0
érable....70.2.20.818.2-11.251.811.725.3
frêne......38.525.5-27.717.8-20.817.5
chêne........32.2.32.2.
châtaignier............
autres feuillus....100.0.84.6222.9-76.927.8-35.755.8
total..-100.00.0-26.819.523.414.5-13.018.3-10.610.7
ZHépicéa....21.368.4-18.911.2-20.07.4-19.25.9
sapin....-13.913.4-2.419.3-9.812.5-7.310.0
pin......-49.814.3-22.77.5-27.56.9
mélèze......13.616.4-17.721.2-11.918.8
arole............
autres résineux......15.242.6-36.792.8-2.948.6
hêtre....49.548.80.18.25.57.94.96.1
érable......-7.919.775.731.831.319.2
frêne....80.093.446.721.30.515.515.812.9
chêne......-42.04.80.811.1-1.710.6
châtaignier............
autres feuillus....-36.70.0-14.327.723.122.110.517.2
total....11.221.8-8.07.2-7.94.4-7.63.4
Suisseépicéa36.67.910.72.4-3.12.6-16.93.3-27.63.1-5.61.4
sapin0.0.26.38.818.83.45.93.52.55.110.52.2
pin2.78.69.05.75.16.8-10.74.5-23.13.7-12.62.5
mélèze39.06.024.83.46.14.96.78.3-16.49.719.02.7
arole20.46.0-12.817.682.4.....14.16.2
autres résineux53.960.727.033.511.2111.441.623.581.328.359.117.4
hêtre..14.77.120.73.711.32.80.32.68.51.6
érable..61.513.136.58.129.26.532.07.234.44.0
frêne..264.5111.084.018.434.97.221.65.130.34.2
chêne..-100.00.059.623.83.17.51.04.61.74.0
châtaignier......23.914.27.25.59.35.2
autres feuillus-2.347.056.422.823.89.211.56.725.16.522.54.3
total33.55.113.52.17.11.90.31.8-5.21.73.60.9
© WSL, Inventaire forestier national suisse, 25.05.2020 #827177/293508
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %± %±
subalpin supérieurépicéa..24.720.566.324.038.515.751.717.580.115.851.89.6
sapin..........0.0.0.0.
pin..51.324.9-41.80.0-58.815.32.714.015.50.0-7.412.2
mélèze......54.47.937.714.868.211.349.57.6
arole..123.2.135.3.47.215.121.811.0155.4433.432.99.1
autres résineux....0.0...183.7165.6..188.5169.2
hêtre..............
érable..............
frêne..............
chêne..............
châtaignier..............
autres feuillus......451.0421.1..148.042.8251.2156.1
total..32.920.043.124.445.17.636.711.273.49.345.06.2
subalpin inférieurépicéa9.57.48.55.48.06.718.26.510.25.846.211.412.12.8
sapin27.921.639.522.452.315.818.521.244.21.523.241.935.412.1
pin..25.931.0-58.026.86.613.57.112.3733.90.06.89.5
mélèze..-6.651.5-69.930.845.99.425.17.957.98.841.05.6
arole..-176.9.103.2.0.633.21.622.20.0.2.818.2
autres résineux..0.0.346.3173.1-40.153.3166.5107.70.0.102.074.3
hêtre5.410.392.441.469.117.5385.20.0..98.727.344.910.4
érable68.632.2166.334.526.022.3107.274.138.40.0110.787.2105.919.1
frêne448.70.00.0.........672.0250.0
chêne..............
châtaignier..............
autres feuillus96.964.234.028.7156.0155.4258.2109.2445.6127.698.440.5114.931.4
total12.76.813.45.311.66.326.15.512.25.151.58.417.42.5
montagnard supérieurépicéa3.46.5-5.65.3-5.17.120.813.510.97.238.114.32.73.1
sapin44.510.417.77.231.410.957.222.950.612.536.414.831.24.8
pin11.111.1-38.258.430.231.126.517.216.910.0-29.425.715.08.9
mélèze22.411.134.320.823.339.023.39.713.816.522.310.121.26.5
arole........60.6...60.6.
autres résineux310.5123.2352.860.0-175.8176.40.0.....43.8163.5
hêtre31.07.429.29.123.49.6165.150.620.124.790.513.338.34.8
érable69.715.178.022.792.922.6304.889.6-22.637.2188.789.985.412.4
frêne93.352.546.625.4151.243.9104.155.3-7.10.01250.3534.2121.928.3
chêne-100.00.0100.055.7..220.569.9150.5.-28.563.0135.539.6
châtaignier..........-100.00.0-100.00.0
autres feuillus1.819.518.223.414.017.8134.150.6306.7132.573.525.968.614.7
total22.55.06.64.210.25.736.58.816.86.050.78.317.32.4
montagnard inférieurépicéa-25.04.7-3.89.25.78.931.018.99.914.143.326.4-11.43.7
sapin14.46.213.08.522.49.5-6.252.229.318.5115.045.515.74.4
pin-19.89.4-1.116.2-2.722.010.821.70.14.555.40.0-8.76.4
mélèze27.737.126.432.416.518.915.722.110.632.429.448.720.912.7
arole..............
autres résineux80.342.6279.8126.41174.42154.0......85.142.6
hêtre24.14.729.311.520.910.468.734.358.016.8113.421.529.64.1
érable48.812.790.220.133.814.973.074.8243.3113.4480.9247.255.19.4
frêne64.113.164.519.658.820.2297.0135.998.093.2326.5189.668.39.7
chêne15.713.866.940.955.535.8447.5494.340.523.481.530.330.812.1
châtaignier-81.626.0....49.0144.529.6.37.219.036.118.3
autres feuillus-5.012.7-3.715.4-8.220.271.954.37.335.078.523.022.09.1
total3.93.013.85.715.05.741.213.517.69.378.111.611.22.3
collinéen/submontagnardépicéa-28.24.1-15.810.8-19.518.148.052.070.029.468.042.8-24.63.8
sapin2.26.713.424.331.023.7738.0263.568.847.830.8.5.66.2
pin-33.64.4-13.116.68.812.8-21.714.6-27.417.713.322.2-30.14.1
mélèze-1.415.5-29.573.011.410.040.556.2-43.919.7-9.960.8-4.812.4
arole..............
autres résineux237.4109.967.00.0498.11313.90.0...0.0.232.598.9
hêtre9.13.813.613.013.112.190.849.2-26.125.378.930.610.93.5
érable48.810.456.022.830.028.7278.5120.1234.3107.1416.1221.255.59.5
frêne49.99.946.131.737.223.4110.241.260.145.7244.666.955.58.9
chêne6.06.654.721.81.021.1130.761.963.411.368.919.713.16.1
châtaignier109.117.70.0...9.711.4..37.09.637.69.5
autres feuillus26.810.357.358.4-12.025.05.238.242.972.870.814.936.88.3
total-3.02.38.08.27.09.128.215.46.813.859.57.52.62.1
totalépicéa-20.22.7-0.23.20.84.321.45.413.64.145.98.3-1.41.6
sapin15.44.217.55.228.56.747.617.245.89.339.314.419.62.8
pin-29.64.07.314.6-2.212.31.98.4-0.96.18.719.5-15.33.1
mélèze4.114.314.524.07.614.341.85.725.47.546.86.633.33.7
arole..77.754.6116.611.040.213.417.99.9163.0442.727.58.1
autres résineux137.544.3104.035.1207.6216.031.4106.3175.398.90.0.140.640.9
hêtre16.32.727.36.621.96.1112.328.416.515.696.610.823.52.3
érable51.57.289.914.357.211.5198.353.4124.750.8303.794.566.15.7
frêne54.97.956.914.260.515.5154.844.571.742.7339.179.964.76.5
chêne7.46.062.618.510.920.8212.279.948.320.369.817.316.85.4
châtaignier85.526.20.0...15.721.229.6.36.98.737.38.5
autres feuillus19.88.325.920.60.313.286.730.8113.748.973.711.139.95.8
total2.81.610.32.611.73.232.33.816.93.458.64.312.31.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827178/293509
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
cantonessence principale %± %± %± %± %± %±
AGépicéa......-0.122.03.55.83.25.6
sapin......18.18.2-3.28.50.77.4
pin......21.439.8-31.113.3-29.613.1
mélèze......14.00.0-15.48.2-14.68.1
arole............
autres résineux......339.20.045.720.249.521.2
hêtre......14.76.9-5.95.1-3.34.6
érable......19.228.713.512.213.711.8
frêne......4.320.419.811.917.610.5
chêne......32.744.0-10.810.5-10.710.5
châtaignier........0.0.0.0.
autres feuillus......-17.927.915.211.213.410.4
total......10.97.3-1.53.7-0.23.4
AIépicéa..3.112.0-21.613.99.96.3176.4129.9-5.48.9
sapin..105.20.036.622.58.55.8-19.118.511.211.6
pin..27.30.0....-19.20.0-14.85.6
mélèze....33.8...-10.3.3.413.4
arole............
autres résineux..45.2.......45.2.
hêtre..-14.6.12.121.120.714.382.214.712.712.8
érable....-17.435.737.70.0-177.0.-28.835.1
frêne....2.419.22796.60.046.65.661.134.8
chêne............
châtaignier............
autres feuillus..16.80.0-100.00.0-104.228.4..-74.138.7
total..4.311.4-12.213.110.65.0-0.515.2-1.47.2
ARépicéa....14.86.9-17.217.9-5.53.9-2.910.0
sapin....18.75.6-20.919.155.611.9-0.112.0
pin....20.90.0....20.90.0
mélèze......-9.8...-9.8.
arole............
autres résineux......43.43.8..43.43.8
hêtre....22.310.26.814.9-8.111.65.98.0
érable....-2.13.885.689.74.90.040.242.2
frêne....246.30.0-22.724.018.210.74.418.9
chêne........4.60.04.60.0
châtaignier............
autres feuillus....3.30.017.715.1-100.00.0-0.516.4
total....16.95.3-13.214.35.07.6-0.18.2
BEépicéa27.66.78.46.1-6.55.6-5.73.6-21.65.4-4.72.8
sapin..2.013.06.04.23.64.5-5.710.12.83.2
pin10.85.610.15.0-42.822.9-7.79.216.19.7-4.36.6
mélèze..-0.039.617.018.8-7.50.016.912.812.29.2
arole29.00.035.488.0......33.359.6
autres résineux..17.912.428.90.0-25.439.6-4.422.5-12.722.6
hêtre..40.340.213.05.40.33.9-8.25.70.32.9
érable..51.129.45.96.4-4.18.812.313.79.15.7
frêne..37.20.3-27.226.419.79.3-4.512.31.98.4
chêne....-3.22.063.044.50.710.36.29.9
châtaignier........0.0.0.0.
autres feuillus..29.521.8-13.812.3-7.69.16.515.5-1.37.5
total23.75.09.25.9-0.23.6-0.52.4-10.63.7-1.31.8
BL/BSépicéa....20.80.0-6.79.3-27.122.3-15.713.5
sapin......11.510.632.025.016.610.0
pin......-6.313.8-15.46.9-14.86.6
mélèze......-34.112.2..-34.112.2
arole............
autres résineux........31.918.231.918.2
hêtre....2.513.4-2.04.71.35.5-0.13.6
érable....515.10.09.07.9-15.013.82.410.2
frêne....132.80.0-20.114.3-8.611.6-7.610.6
chêne........-4.39.9-4.39.9
châtaignier............
autres feuillus....199.40.0-14.915.6-19.416.5-16.414.2
total....34.420.2-0.74.4-4.74.8-2.33.4
FRépicéa59.20.010.46.912.66.10.611.1-20.720.45.64.9
sapin..36.347.6-3.111.79.48.765.819.76.89.6
pin......11.912.2-15.88.2-13.07.1
mélèze......-25.1106.0-61.334.4-58.133.8
arole............
autres résineux......49.0...49.0.
hêtre..0.126.522.611.86.08.35.113.47.66.3
érable..30.920.449.514.453.922.713.515.539.610.2
frêne..315.393.67.810.925.816.615.619.520.811.8
chêne....56.443.717.514.7-43.316.2-8.014.5
châtaignier............
autres feuillus..-29.122.1-16.243.233.934.476.410.659.210.0
total59.20.012.99.59.86.28.45.60.39.38.03.5
GEépicéa........30.00.030.00.0
sapin............
pin........-4.21.9-4.21.9
mélèze............
arole............
autres résineux............
hêtre............
érable........36.210.036.210.0
frêne........-34.70.0-34.70.0
chêne........-5.914.6-5.914.6
châtaignier............
autres feuillus........2.926.92.926.9
total........-5.011.0-5.011.0
GLépicéa..14.66.5-17.29.52.07.7..0.26.1
sapin..55.730.317.123.912.12.6..17.010.4
pin............
mélèze....17.80.00.0...40.231.7
arole............
autres résineux....1.20.0....1.20.0
hêtre..31.714.927.313.3-19.214.0-1.63.1-4.510.8
érable..1.712.50.611.454.727.3310.10.010.69.5
frêne..0.0.25.920.0-74.714.589.8113.6-46.026.1
chêne............
châtaignier............
autres feuillus..113.0104.629.135.4-54.424.90.0.-32.229.5
total..15.96.1-3.09.0-16.215.519.522.5-2.77.4
GRépicéa20.110.97.32.87.13.9-4.59.623.412.37.62.2
sapin..43.316.626.46.31.710.016.412.220.95.2
pin2.25.75.37.3-0.47.3-2.93.2-19.610.4-3.83.4
mélèze15.88.414.14.33.35.9-21.511.8-33.724.010.54.1
arole9.83.80.723.824.40.0....8.15.5
autres résineux8.113.1-10.26.0......-1.66.7
hêtre....15.85.121.57.4-1.812.315.04.5
érable-100.00.09.98.1-32.524.541.218.0108.587.316.416.0
frêne....25.216.6-12.818.011.910.96.912.2
chêne....8.510.1-2.810.340.842.610.114.2
châtaignier......-8.01.07.17.56.47.2
autres feuillus75.3.51.729.110.511.122.810.3-2.311.311.07.0
total15.77.38.42.48.23.0-0.16.13.35.88.21.8
JUépicéa....-21.815.24.812.2-8.513.1-9.28.5
sapin....17.77.1-18.09.128.312.21.16.9
pin......8.07.7-31.811.7-11.29.0
mélèze........7.45.47.45.4
arole............
autres résineux......-108.2137.5..-108.2137.5
hêtre....21.813.311.79.91.55.88.75.9
érable....23.68.7-2.510.210.014.95.07.7
frêne....68.265.83.216.6-0.711.92.19.7
chêne......601.6820.0-0.512.83.013.1
châtaignier............
autres feuillus....58.324.0-14.715.61.113.8-0.910.6
total....-4.611.6-0.16.03.25.40.44.0
LUépicéa..-8.79.5-10.75.2-13.48.7-38.915.4-14.94.4
sapin..-58.836.6-6.18.620.18.46.59.49.05.2
pin..20.421.2..-22.221.6-7.710.4-0.511.1
mélèze......15.47.9..15.47.9
arole............
autres résineux....0.0.9.66.536.50.014.99.3
hêtre..-36.820.1-13.49.50.710.38.17.60.45.8
érable..33.647.630.834.230.213.437.226.631.916.5
frêne..0.0.32.332.95.016.5-5.610.60.49.3
chêne......-22.915.35.211.0-13.412.6
châtaignier............
autres feuillus..25.114.2-71.618.5-14.129.725.320.2-11.715.7
total..-7.99.3-8.94.83.35.6-6.47.4-3.83.1
NEépicéa..22.69.54.56.4-19.013.314.77.22.35.5
sapin..28.03.615.85.22.36.18.411.910.33.7
pin....-58.80.0-26.714.3-6.40.3-24.611.0
mélèze......2.50.0..2.50.0
arole............
autres résineux......5.10.0..5.10.0
hêtre..25.518.36.26.718.511.32.433.110.57.4
érable..-268.322.718.918.022.013.5-31.550.313.712.0
frêne....48.719.512.713.573.7139.832.424.0
chêne......0.918.1-1.912.1-1.711.3
châtaignier............
autres feuillus..21.155.8-4.713.9-22.823.094.214.8-3.018.4
total..21.27.98.63.9-0.95.67.110.86.43.0
NWépicéa..28.310.11.85.1-10.662.1-12.0.15.313.6
sapin..10.96.117.416.440.281.1126.30.022.119.7
pin............
mélèze............
arole............
autres résineux......38.6...38.6.
hêtre..-100.00.015.713.511.313.844.251.017.511.6
érable..78.247.89.114.5-18.026.615.921.418.913.9
frêne....14.323.5-5.99.827.114.7-2.29.3
chêne......19.8...19.8.
châtaignier............
autres feuillus..-44.339.3384.552.326.324.3-54.86.6-15.132.5
total..28.78.511.67.8-0.120.62.413.612.98.3
OWépicéa81.040.69.86.9-5.619.84.426.123.132.36.27.4
sapin..24.410.513.312.613.611.834.5.17.27.2
pin..43.125.3....-100.00.037.525.7
mélèze......15.10.075.00.023.710.4
arole1.1.........1.1.
autres résineux......34.90.0..34.90.0
hêtre..37.551.411.58.024.818.2-7.118.513.08.3
érable..19.612.071.248.557.926.221.920.059.929.9
frêne....292.1102.849.933.1-133.736.456.634.3
chêne........81.90.081.90.0
châtaignier............
autres feuillus..-18.113.4258.4156.1-61.713.330.07.22.236.7
total32.120.611.66.47.915.216.013.05.511.611.15.8
SGépicéa40.90.014.56.27.24.7-7.18.1-16.911.92.03.7
sapin..-10.412.610.98.22.75.7-7.18.53.24.1
pin..-100.00.0-2.938.5-6.810.2-13.89.8-8.411.4
mélèze..6.93.316.55.46.77.9-5.03.95.75.1
arole..39.20.0......39.20.0
autres résineux..0.0.-255.4166.55.721.4129.3357.44.623.1
hêtre..17.810.58.69.5-12.210.9-5.26.9-1.65.3
érable..70.117.4-8.310.6-1.014.59.611.7-0.97.4
frêne....-14.014.82.39.1-10.713.0-4.07.0
chêne......7.126.4-26.211.4-20.013.5
châtaignier............
autres feuillus..341.0869.4-27.316.6-4.816.5-4.814.6-8.510.7
total40.90.013.95.25.84.5-4.14.8-9.54.50.52.5
SHépicéa......4.114.14.78.54.47.5
sapin......6.014.712.83.37.811.0
pin......14.325.91.816.65.014.0
mélèze......-52.10.018.914.810.517.6
arole............
autres résineux........0.113.50.113.5
hêtre......-5.07.313.88.17.26.0
érable......23.30.015.610.317.28.6
frêne......23.70.011.714.612.413.8
chêne......28.84.521.56.021.75.9
châtaignier............
autres feuillus......-44.233.7-54.931.4-53.327.8
total......0.27.49.44.86.54.1
SOépicéa..-10.723.729.214.8-1.315.80.812.12.28.9
sapin..-31.918.24.612.95.59.9-7.813.6-0.77.7
pin....5.80.0-7.114.0-12.711.3-9.78.8
mélèze......23.60.0136.095.790.857.9
arole............
autres résineux......-33.956.8..-33.956.8
hêtre..8.90.5-0.66.9-0.66.18.35.54.43.6
érable..20.09.017.014.2-24.112.917.918.9-3.710.5
frêne....52.536.7-40.920.020.517.4-2.917.6
chêne......-14.419.518.615.13.013.6
châtaignier............
autres feuillus....55.7102.2-30.321.0-21.926.3-25.317.3
total..3.64.25.95.9-5.56.54.45.31.03.7
SZépicéa..11.76.7-11.18.22.312.5-15.123.1-0.85.1
sapin..29.124.014.87.426.612.51.238.617.46.5
pin..-28.017.42.20.0-5.410.91.7.-8.710.5
mélèze....0.0.0.9.17.40.09.06.1
arole............
autres résineux..-100.00.0..1.5.63.1.-42.536.1
hêtre..-8.17.038.310.54.89.2-7.115.68.96.3
érable..41.368.836.724.269.822.910.451.345.016.6
frêne....17.716.5-12.416.413.019.31.113.1
chêne......7.30.0-36.01.2-26.910.7
châtaignier............
autres feuillus..139.2135.2-35.915.9-23.319.3-2.424.3-11.013.2
total..11.26.80.76.26.27.6-3.115.74.34.0
TGépicéa....-8.9.-1.614.5-11.99.5-8.67.8
sapin....-2.5.19.114.7-10.013.5-4.711.9
pin......-10.59.4-8.311.8-8.89.4
mélèze......-4.40.019.511.414.29.2
arole............
autres résineux......13.431.861.41.647.614.0
hêtre....-56.00.020.730.1-5.98.9-2.58.5
érable....-8.6.-34.114.720.816.210.713.2
frêne......-26.219.84.37.70.77.6
chêne......-9.00.02.19.01.88.8
châtaignier............
autres feuillus......31.3171.818.211.518.311.4
total....-15.40.00.310.8-3.45.0-2.84.5
TIépicéa19.06.512.06.826.35.4-5.412.72.529.214.94.1
sapin77.2.-3.014.910.86.7-14.215.4-11.7.4.66.1
pin1.70.019.018.9-0.843.612.7.-8.64.12.59.5
mélèze10.18.815.83.73.47.610.04.9-15.820.311.13.3
arole30.75.50.0.......35.79.0
autres résineux..57.5.....19.70.020.51.1
hêtre..31.214.36.54.67.215.812.47.58.66.2
érable..25.09.251.759.127.623.083.175.357.833.8
frêne....93.563.061.854.236.012.646.513.0
chêne....4.216.51.219.17.26.76.16.5
châtaignier......14.111.06.14.77.24.3
autres feuillus-1.57.21.214.62.07.525.27.717.06.414.84.1
total13.96.313.44.012.02.79.97.311.52.911.82.0
URépicéa11.50.313.85.94.88.012.114.94.95.610.14.4
sapin..42.05.520.315.927.517.124.126.225.69.8
pin-17.70.047.4.43.848.5-6.81.239.718.217.417.3
mélèze..-100.00.0......-100.00.0
arole50.9.........50.9.
autres résineux0.0.22.7.36.70.0....37.613.3
hêtre..4.70.522.223.718.01.878.043.934.114.4
érable....18.324.21.024.78.37.412.315.3
frêne....18.817.097.720.128.65.627.116.9
chêne........-38.021.2-38.021.2
châtaignier............
autres feuillus..13.942.08.119.410.446.843.453.720.721.6
total11.90.214.05.810.57.015.45.621.613.713.83.8
VDépicéa29.55.26.83.511.23.3-26.310.2-32.914.3-1.33.5
sapin..1.08.19.24.9-11.611.912.020.01.35.2
pin......-3.137.650.427.716.027.4
mélèze..-46.521.521.411.9-9.241.736.814.52.117.7
arole............
autres résineux....27.63.473.320.773.141.971.923.1
hêtre..-4.47.3-2.47.23.55.65.26.71.43.4
érable..11.017.414.96.514.817.85.49.312.06.9
frêne..211.2.48.616.618.012.621.011.022.67.9
chêne....1.00.0-3.28.7-11.111.2-8.48.0
châtaignier......-91.46.555.81.331.624.5
autres feuillus..-18.518.9-1.217.460.238.117.010.216.48.4
total29.55.24.23.68.72.6-7.35.81.16.21.92.3
VSépicéa10.48.84.43.17.74.3-1.39.119.510.65.62.4
sapin..-2.26.220.88.0-17.238.240.83.713.06.6
pin3.91.96.88.718.88.0-9.711.7-19.310.90.35.4
mélèze13.04.211.13.24.63.3-6.312.222.733.79.82.1
arole6.54.024.721.1......8.24.3
autres résineux..-10.72.2-53.510.9..507.1.-20.528.0
hêtre..22.86.055.623.420.218.911.08.528.59.9
érable..64.234.632.916.85.427.919.918.126.110.7
frêne....4.327.158.550.947.728.424.921.2
chêne....-9.821.0-2.87.435.412.57.38.9
châtaignier......-50.922.317.95.43.813.3
autres feuillus18.122.46.713.919.113.65.59.4-8.39.18.06.3
total10.93.56.72.411.52.90.34.94.76.37.91.5
ZGépicéa..0.0.-38.416.416.827.110.032.4-15.814.5
sapin....7.224.4-7.216.311.912.00.712.3
pin............
mélèze......-0.3...-0.3.
arole............
autres résineux........0.0.0.0.
hêtre....-7.328.920.324.50.720.55.313.6
érable....29.60.027.910.3-11.140.914.318.6
frêne......25.78.4-18.513.7-12.913.8
chêne........8.40.08.40.0
châtaignier............
autres feuillus......441.6515.4-62.837.19.884.8
total..0.0.-26.815.710.913.7-3.313.2-7.19.2
ZHépicéa....4.935.8-6.98.1-8.25.1-7.64.2
sapin....12.95.5-6.713.26.97.31.47.0
pin......-36.717.3-18.86.6-21.56.4
mélèze......4.131.8-1.113.10.112.5
arole............
autres résineux......82.039.9-60.750.6-0.453.1
hêtre....24.919.81.97.26.85.55.94.3
érable......-9.514.429.313.511.410.4
frêne....-6.326.21.211.7-2.310.3-1.07.6
chêne......7.517.0-3.58.8-3.08.4
châtaignier............
autres feuillus....-10.9.11.825.93.513.15.511.8
total....12.112.4-4.35.3-1.93.2-2.32.6
Suisseépicéa19.26.58.21.61.31.8-6.42.4-11.32.70.61.0
sapin77.2.8.25.99.72.12.32.52.73.85.31.5
pin2.94.17.55.33.36.0-5.93.6-15.43.2-7.52.1
mélèze14.14.812.02.24.62.9-3.65.9-1.48.49.01.8
arole8.62.79.418.924.40.0....8.73.7
autres résineux9.513.54.410.4-51.341.514.615.324.611.017.98.6
hêtre..7.34.69.52.33.32.21.01.93.71.2
érable-100.00.024.49.513.44.67.94.316.04.713.32.5
frêne..63.725.518.58.81.85.76.83.36.22.9
chêne....0.312.8-0.15.5-3.43.6-2.83.1
châtaignier......10.010.27.04.37.44.0
autres feuillus10.314.415.810.42.94.73.25.210.13.77.22.5
total14.64.28.91.44.91.3-0.31.4-1.21.33.00.7
© WSL, Inventaire forestier national suisse, 25.05.2020 #827179/293510
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: canton
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
cantonessence principale %± %± %± %± %± %±
AGépicéa......-0.122.03.45.83.05.6
sapin......18.18.2-3.28.50.77.4
pin......21.439.8-33.113.4-31.513.2
mélèze......14.00.0-15.48.2-14.68.1
arole............
autres résineux......339.20.045.720.249.521.2
hêtre......14.76.9-5.95.1-3.34.6
érable......19.228.717.311.917.411.5
frêne......4.320.415.710.714.19.6
chêne......32.744.0-11.211.1-11.111.1
châtaignier........0.0.0.0.
autres feuillus......-17.927.910.69.78.98.9
total......10.97.3-2.03.7-0.63.4
AIépicéa..3.112.0-24.415.59.96.3176.4129.9-5.59.6
sapin..105.20.036.622.58.55.8-19.118.511.211.6
pin..27.30.0....-19.20.0-14.85.6
mélèze....33.8...-10.3.3.413.4
arole............
autres résineux..45.2.......45.2.
hêtre..-14.6.12.121.120.714.382.214.712.712.8
érable....-17.435.737.70.0-177.0.-28.835.1
frêne....2.419.22796.60.046.65.661.134.8
chêne............
châtaignier............
autres feuillus..16.80.0-100.00.0-104.228.4..-74.138.7
total..4.311.4-13.114.510.65.0-0.515.2-1.37.6
ARépicéa....14.86.9-17.217.9-5.53.9-2.910.0
sapin....18.75.6-20.919.155.611.9-0.112.0
pin....20.90.0....20.90.0
mélèze......-9.8...-9.8.
arole............
autres résineux......43.43.8..43.43.8
hêtre....22.310.26.814.9-8.111.65.98.0
érable....-2.13.885.689.74.90.040.242.2
frêne....246.30.0-22.724.018.210.74.418.9
chêne........4.60.04.60.0
châtaignier............
autres feuillus....3.30.017.715.1-100.00.0-0.516.4
total....16.95.3-13.214.35.07.6-0.18.2
BEépicéa28.59.46.26.3-2.84.2-5.53.6-21.45.5-4.52.5
sapin..2.013.06.14.43.14.6-5.710.12.53.2
pin10.26.75.81.9-42.822.9-7.79.216.19.7-4.76.6
mélèze..24.814.417.018.8-7.50.016.912.813.59.1
arole..-147.90.0......-147.90.0
autres résineux..0.0.28.90.0-25.439.6-4.422.5-14.523.8
hêtre..40.340.212.55.40.33.9-8.25.70.22.9
érable..50.729.47.66.9-2.99.712.313.710.46.0
frêne..37.20.3-27.226.419.29.7-4.512.31.38.6
chêne....-7.0.63.044.50.710.36.310.0
châtaignier........0.0.0.0.
autres feuillus..19.422.7-13.812.1-4.812.28.815.80.48.3
total23.46.86.96.01.82.9-0.62.4-10.53.7-1.21.7
BL/BSépicéa......-6.79.3-27.122.3-16.313.6
sapin......11.710.631.224.816.610.0
pin......-6.313.8-15.46.9-14.86.6
mélèze......-34.112.2..-34.112.2
arole............
autres résineux........31.918.231.918.2
hêtre....13.50.0-0.95.30.65.80.43.9
érable......9.08.0-15.313.5-3.78.5
frêne......-20.114.3-9.011.9-10.510.2
chêne........-4.39.9-4.39.9
châtaignier............
autres feuillus......-19.217.1-19.716.4-19.714.2
total....13.50.0-0.04.7-5.34.9-3.03.5
FRépicéa..9.47.110.56.20.611.1-20.720.44.14.9
sapin..36.347.6-3.111.79.48.765.819.76.89.6
pin......11.912.2-16.38.3-13.47.1
mélèze......-25.1106.0-61.334.4-58.133.8
arole............
autres résineux......49.0...49.0.
hêtre..0.126.522.411.84.68.73.713.16.66.5
érable..41.322.549.514.453.922.725.915.145.110.3
frêne..315.393.67.810.925.816.615.220.020.712.0
chêne....56.443.710.414.2-41.416.9-11.914.3
châtaignier............
autres feuillus..-29.122.1-23.642.933.934.476.611.158.410.4
total..12.49.78.56.37.85.7-0.29.37.03.6
GEépicéa........30.00.030.00.0
sapin............
pin........-4.21.9-4.21.9
mélèze............
arole............
autres résineux............
hêtre............
érable........36.210.036.210.0
frêne........-34.70.0-34.70.0
chêne........-5.914.6-5.914.6
châtaignier............
autres feuillus........-8.021.8-8.021.8
total........-5.611.0-5.611.0
GLépicéa..17.06.7-17.29.62.07.7..1.06.3
sapin..55.730.317.123.912.12.6..17.010.4
pin............
mélèze....17.80.00.0...40.231.7
arole............
autres résineux....1.20.0....1.20.0
hêtre..31.714.918.19.1-19.214.0-1.63.1-6.910.5
érable..-6.112.00.611.454.727.3310.10.09.19.3
frêne....25.920.0-74.714.589.8113.6-46.126.0
chêne............
châtaignier............
autres feuillus..39.00.032.937.7-54.424.90.0.-32.429.6
total..17.56.1-4.18.9-16.215.519.522.5-2.97.5
GRépicéa19.211.76.22.87.64.0-6.610.220.812.36.92.3
sapin..44.716.126.46.31.710.016.412.220.95.2
pin1.95.95.47.5-3.36.6-3.33.3-21.110.9-5.03.4
mélèze15.59.111.64.62.15.9-17.414.3-33.724.09.44.5
arole9.13.8-6.622.824.40.0....6.25.6
autres résineux4.312.7-6.05.3......-0.87.0
hêtre....17.15.119.18.0-1.812.314.24.7
érable-100.00.09.98.1-35.325.141.218.0108.587.316.416.2
frêne....23.917.6-14.318.311.910.96.412.5
chêne....8.510.10.811.740.842.613.515.8
châtaignier......-7.2.7.17.56.57.3
autres feuillus..22.226.315.96.615.510.0-2.311.39.85.7
total15.17.96.92.58.63.0-1.46.52.55.87.51.9
JUépicéa....-9.812.04.812.2-8.513.1-4.17.2
sapin....17.77.1-18.09.128.312.21.16.9
pin......8.07.7-39.19.3-14.18.8
mélèze........7.45.47.45.4
arole............
autres résineux......-108.2137.5..-108.2137.5
hêtre....21.813.311.79.91.55.88.75.9
érable....23.68.7-2.510.210.014.95.07.7
frêne....68.265.83.216.6-0.711.92.19.7
chêne......601.6820.0-0.512.83.013.1
châtaignier............
autres feuillus....58.324.0-14.715.6-0.113.8-1.710.7
total....4.58.2-0.16.02.85.41.73.7
LUépicéa..-7.510.1-9.85.4-13.48.7-38.915.4-14.64.6
sapin..-58.836.6-6.18.620.18.46.59.49.05.2
pin..20.421.2..-22.221.6-7.710.4-0.511.1
mélèze......15.47.9..15.47.9
arole............
autres résineux....0.0.9.66.536.50.014.99.3
hêtre..-36.820.1-13.49.50.710.38.17.60.45.8
érable..33.647.635.436.930.213.437.226.633.916.9
frêne..0.0.36.135.95.016.5-5.610.60.69.3
chêne......-22.915.35.211.0-13.412.6
châtaignier............
autres feuillus..35.112.5-55.624.9-14.129.725.320.2-0.213.7
total..-6.89.9-7.85.03.35.6-6.47.4-3.33.2
NEépicéa..18.58.62.96.0-19.013.314.77.20.75.4
sapin..28.03.615.85.22.36.18.411.910.33.7
pin....-58.80.0-26.714.3-6.40.3-24.611.0
mélèze......2.50.0..2.50.0
arole............
autres résineux......5.10.0..5.10.0
hêtre..31.424.16.26.718.511.32.433.110.47.5
érable..-268.322.724.819.522.013.5-31.550.316.812.4
frêne....48.719.512.713.573.7139.832.424.0
chêne......0.918.1-1.912.1-1.711.3
châtaignier............
autres feuillus..21.155.8-4.713.9-22.823.094.214.8-3.018.4
total..18.37.88.03.8-0.95.67.110.85.82.9
NWépicéa..25.310.51.85.1-10.662.1-12.0.12.914.0
sapin..10.96.117.416.440.281.1126.30.022.119.7
pin............
mélèze............
arole............
autres résineux......38.6...38.6.
hêtre..-100.00.015.713.511.313.844.251.017.511.6
érable..78.558.59.114.5-18.026.615.921.416.514.2
frêne....14.323.5-5.99.827.114.7-2.29.3
chêne......19.8...19.8.
châtaignier............
autres feuillus..-44.339.3384.552.312.115.5-54.86.6-19.130.2
total..25.68.711.67.8-0.720.52.413.611.38.3
OWépicéa81.040.65.56.4-5.619.84.426.123.132.33.47.2
sapin..23.811.013.312.613.611.834.5.17.07.3
pin..36.825.6....-100.00.031.526.3
mélèze......15.10.075.00.023.710.4
arole1.1.........1.1.
autres résineux......34.90.0..34.90.0
hêtre..37.551.411.58.024.818.2-7.118.513.08.3
érable..23.515.271.248.557.926.221.920.061.530.8
frêne....292.1102.849.933.1-133.736.456.634.3
chêne........81.90.081.90.0
châtaignier............
autres feuillus..-28.37.9258.4156.1-61.713.330.07.21.237.4
total32.120.67.65.97.915.216.013.05.511.69.45.7
SGépicéa40.90.012.34.14.44.7-7.18.6-17.011.90.33.6
sapin..-10.412.610.88.34.46.1-7.18.53.94.3
pin..-100.00.0-35.10.0-7.210.6-13.89.8-16.98.2
mélèze..-2.30.013.08.96.77.9-5.03.94.36.1
arole..39.20.0......39.20.0
autres résineux..0.0.-495.1.5.721.4129.3357.45.023.2
hêtre..16.010.07.210.2-13.111.1-5.87.0-2.85.4
érable..70.117.4-8.110.80.714.99.611.7-0.27.6
frêne....-14.014.82.19.4-13.112.4-5.26.9
chêne......6.226.4-30.78.9-23.612.0
châtaignier............
autres feuillus..251.4511.6-30.815.4-4.917.5-2.814.8-8.811.0
total40.90.012.03.63.64.6-4.05.0-10.14.5-0.72.5
SHépicéa......4.114.14.78.54.47.5
sapin......6.014.712.83.37.811.0
pin......14.325.91.816.65.014.0
mélèze......-52.10.018.914.810.517.6
arole............
autres résineux........0.113.50.113.5
hêtre......-5.07.313.88.17.26.0
érable......23.30.015.610.317.28.6
frêne......23.70.011.714.612.413.8
chêne......28.84.521.56.021.75.9
châtaignier............
autres feuillus......-44.233.7-54.931.4-53.327.8
total......0.27.49.44.86.54.1
SOépicéa..-2.325.929.214.8-1.616.00.812.12.39.0
sapin..-31.918.24.612.95.59.9-7.813.6-0.77.7
pin....5.80.0-7.114.0-12.711.3-9.78.8
mélèze......23.60.0136.095.790.857.9
arole............
autres résineux......-33.956.8..-33.956.8
hêtre..8.90.5-0.66.9-0.56.38.35.54.53.6
érable..20.09.017.014.2-25.913.17.113.1-7.79.5
frêne....52.536.7-40.920.017.817.1-4.617.4
chêne......-14.419.517.215.12.213.6
châtaignier............
autres feuillus....55.7102.2-30.321.0-21.926.3-25.317.3
total..5.14.35.95.9-5.76.63.85.20.73.7
SZépicéa..11.66.8-11.98.42.212.6-0.020.6-0.75.2
sapin..29.124.013.37.226.612.539.42.919.55.9
pin..-38.66.62.20.0-5.410.91.7.-11.610.3
mélèze....0.0.0.9.17.40.09.06.1
arole............
autres résineux......1.5.63.1.17.716.9
hêtre..-8.17.038.310.53.59.67.87.810.36.2
érable..41.368.821.820.653.715.434.953.234.214.1
frêne....8.822.5-12.916.230.016.52.614.1
chêne......7.30.0-36.01.2-26.910.7
châtaignier............
autres feuillus..139.2135.2-28.914.0-28.719.79.222.8-5.313.9
total..11.06.9-0.56.35.17.712.86.74.83.8
TGépicéa....-8.9.-1.614.5-12.49.3-8.87.8
sapin....-2.5.19.114.7-10.013.5-4.711.9
pin......-10.59.4-8.311.8-8.89.4
mélèze......-4.40.019.511.414.29.2
arole............
autres résineux......13.431.831.10.014.828.9
hêtre....-56.00.020.730.1-5.98.9-2.58.5
érable....-8.6.-34.114.720.816.210.713.2
frêne......-26.219.83.97.80.37.7
chêne......-9.00.0-0.39.1-0.68.8
châtaignier............
autres feuillus......31.3171.819.011.719.011.6
total....-15.40.00.310.8-3.84.9-3.14.4
TIépicéa17.26.411.06.923.85.1-5.412.72.529.213.44.1
sapin77.2.-8.814.010.26.9-14.215.4-11.7.2.96.3
pin1.70.078.80.0-0.843.612.7.-8.64.12.59.9
mélèze7.610.612.54.1-0.17.510.04.9-15.820.37.73.6
arole42.20.00.0.......57.121.0
autres résineux..57.5.....19.70.020.51.1
hêtre..30.214.46.04.67.115.910.97.28.16.2
érable....47.271.516.322.581.074.555.737.9
frêne....81.761.348.060.731.112.438.912.8
chêne....169.174.80.519.37.36.86.36.7
châtaignier......10.010.34.64.75.44.3
autres feuillus-1.57.27.49.9-6.78.520.57.415.76.512.34.3
total12.07.111.34.310.02.87.97.210.12.99.92.0
URépicéa11.50.312.86.05.68.111.414.94.96.19.94.5
sapin..42.05.528.116.627.517.152.813.032.89.9
pin-17.70.047.4.43.848.5-7.70.014.30.010.717.0
mélèze..-100.00.0......-100.00.0
arole50.9.........50.9.
autres résineux0.0.22.7.36.70.0....37.613.3
hêtre..4.70.522.223.718.01.887.351.835.014.9
érable....22.927.41.024.70.0.16.519.5
frêne....17.416.097.720.128.65.626.016.3
chêne........-3.83.4-3.83.4
châtaignier............
autres feuillus..8.359.4-5.321.910.446.899.484.735.533.4
total11.90.213.15.911.87.115.05.638.37.115.23.8
VDépicéa25.5.6.63.710.03.3-23.610.4-33.914.2-1.93.7
sapin..0.58.312.93.6-11.611.912.020.02.55.2
pin......-3.137.631.821.68.626.8
mélèze..-46.521.521.411.954.225.333.123.810.916.5
arole............
autres résineux....27.63.459.19.673.141.965.420.6
hêtre..-4.47.3-5.86.78.85.05.26.72.53.3
érable..10.717.512.06.417.218.15.49.311.77.1
frêne..211.2.53.719.918.012.616.510.620.17.9
chêne....1.00.0-2.88.8-11.111.2-8.38.1
châtaignier......-91.46.555.81.331.624.5
autres feuillus..-0.111.0-24.020.646.837.17.19.08.97.7
total25.5.4.13.88.12.7-4.85.7-1.76.21.82.3
VSépicéa10.69.14.33.28.04.3-1.89.223.510.55.62.4
sapin..-5.05.120.88.0-17.238.240.83.712.36.5
pin3.91.96.98.818.88.0-9.911.7-18.311.10.65.4
mélèze13.83.99.83.33.33.5-6.912.711.329.28.92.1
arole7.04.526.022.9......8.74.8
autres résineux..-10.72.2-53.510.9..507.1.-20.528.0
hêtre..18.40.052.722.920.218.910.48.927.610.0
érable..65.242.139.219.1-0.329.021.421.427.611.9
frêne....-24.412.558.550.945.630.310.617.4
chêne....-10.521.4-2.08.533.312.47.19.4
châtaignier......-50.922.316.712.2-8.319.6
autres feuillus7.422.05.514.09.713.93.08.7-11.69.93.26.2
total11.53.66.02.410.42.8-0.45.04.36.77.21.6
ZGépicéa..0.0.-38.416.41.121.310.032.4-21.213.3
sapin....7.224.4-14.818.711.912.0-1.114.2
pin............
mélèze......-0.3...-0.3.
arole............
autres résineux........0.0.0.0.
hêtre....-7.328.931.229.00.720.57.614.1
érable....29.60.027.910.3-11.140.914.318.6
frêne......25.78.4-18.513.7-12.913.8
chêne........8.40.08.40.0
châtaignier............
autres feuillus......441.6515.4-62.837.19.884.8
total..0.0.-26.815.74.713.7-3.313.2-10.29.0
ZHépicéa....4.935.8-5.28.2-8.25.1-7.14.2
sapin....12.95.5-6.713.26.97.31.47.0
pin......-36.717.3-18.86.6-21.56.4
mélèze......4.131.8-1.113.10.112.5
arole............
autres résineux......82.039.9-60.750.6-0.453.1
hêtre....24.919.80.37.36.85.55.54.4
érable......-6.914.729.313.513.010.4
frêne....-6.326.27.611.7-2.310.31.37.6
chêne......16.125.2-3.58.8-2.98.6
châtaignier............
autres feuillus....-10.9.-0.423.53.513.12.311.2
total....12.112.4-3.75.4-1.93.2-2.12.7
Suisseépicéa17.97.07.11.61.91.7-6.32.4-11.32.70.31.0
sapin77.2.7.36.010.22.02.22.53.13.85.51.5
pin2.44.36.75.50.75.7-6.13.6-16.53.2-8.62.1
mélèze14.15.29.82.42.93.01.75.0-4.08.37.91.9
arole8.32.80.418.724.40.0....7.13.8
autres résineux5.813.210.213.6-53.945.412.515.123.511.216.88.8
hêtre..6.74.78.82.33.52.21.01.93.61.2
érable-100.00.023.99.912.64.68.14.316.34.613.22.5
frêne..61.423.712.38.71.85.85.63.34.92.9
chêne....1.215.1-0.35.7-3.33.7-2.73.1
châtaignier......6.29.65.64.45.74.0
autres feuillus3.213.114.59.40.04.7-0.15.38.43.75.02.5
total14.14.67.61.45.01.2-0.41.4-1.61.32.60.7
© WSL, Inventaire forestier national suisse, 25.05.2020 #827180/293511
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %± %±
subalpin supérieurépicéa..19.011.030.06.924.214.042.515.748.111.536.88.0
sapin..........0.0.0.0.
pin..21.022.216.70.038.110.5-4.49.76.9.2.78.5
mélèze......33.05.837.312.855.57.639.16.1
arole..46.4.122.20.019.89.219.18.166.044.720.56.0
autres résineux....-81.40.0..75.578.0..53.760.3
hêtre..............
érable..............
frêne..............
chêne..............
châtaignier..............
autres feuillus......-30.649.1..87.232.3-1.847.0
total..21.39.233.94.927.86.132.410.051.67.133.75.2
subalpin inférieurépicéa9.45.72.14.917.64.817.35.212.24.423.97.210.72.3
sapin17.911.933.417.538.318.419.08.332.227.25.325.627.09.0
pin..29.79.428.016.91.67.76.39.7757.8.9.55.7
mélèze..-32.333.6-56.031.023.34.523.47.635.96.924.63.4
arole..-141.425.445.1.9.340.2-19.719.50.0.-12.717.6
autres résineux..0.0.208.2106.6-53.67.038.230.00.0.27.633.7
hêtre-4.710.718.220.621.910.0106.00.0..75.619.815.27.4
érable13.217.9101.920.923.419.447.852.430.00.0133.455.760.412.5
frêne165.90.00.0.........274.1121.2
chêne-100.00.0..........-100.00.0
châtaignier..............
autres feuillus70.549.18.218.3151.2251.5156.2123.566.027.736.118.158.222.2
total8.65.35.84.718.94.419.13.812.94.029.15.613.52.1
montagnard supérieurépicéa-3.45.3-14.04.4-2.26.313.49.87.36.218.19.8-3.02.6
sapin25.45.45.75.628.27.844.119.954.714.529.79.319.33.3
pin5.311.1-62.427.05.820.114.313.18.68.5-13.622.45.16.8
mélèze-45.34.925.319.527.528.82.16.013.411.16.910.66.34.9
arole........82.4...82.4.
autres résineux136.971.167.833.7-186.2204.20.0.....9.2110.4
hêtre13.85.818.67.812.77.4136.353.420.212.141.28.420.93.6
érable33.312.037.614.731.212.2109.532.9-46.341.3217.6128.637.17.7
frêne99.640.150.327.096.838.833.217.9-5.30.0207.574.083.218.6
chêne0.0.45.625.7..89.436.413.2.0.087.759.723.4
châtaignier..............
autres feuillus-4.021.3-15.715.9-9.312.465.631.3100.2.25.715.123.09.2
total9.83.6-3.83.57.94.820.56.612.45.125.65.47.31.9
montagnard inférieurépicéa-29.24.2-11.17.70.77.20.111.49.912.424.617.6-16.73.2
sapin5.75.0-0.16.111.37.424.851.415.315.355.417.05.33.4
pin-18.96.4-2.512.2-14.313.6-10.813.44.93.842.0.-10.44.4
mélèze29.126.6-1.119.56.815.211.619.0-11.328.213.910.29.18.1
arole..............
autres résineux40.524.638.338.975.531.7......41.023.8
hêtre9.83.44.07.04.89.036.925.326.112.353.113.010.82.9
érable26.08.632.912.717.311.0141.060.6166.867.0154.159.629.36.3
frêne33.08.938.314.626.316.566.032.832.959.3188.5163.634.96.9
chêne0.610.1-20.416.341.335.879.857.69.28.7-2.114.52.47.6
châtaignier-87.915.3....-24.447.45.30.028.815.125.314.1
autres feuillus-2.411.3-12.611.6-11.316.030.732.917.230.342.311.811.66.7
total-4.72.5-1.14.15.24.712.78.112.58.040.96.10.31.8
collinéen/submontagnardépicéa-31.13.4-15.59.7-25.411.844.841.711.215.531.934.9-28.03.1
sapin-1.25.46.321.427.813.21082.2178.353.826.828.5.2.05.1
pin-24.64.1-3.313.71.514.6-25.213.1-32.014.90.92.3-24.03.8
mélèze-9.311.8-42.560.0-12.75.212.334.9-59.715.3-22.028.2-16.79.6
arole..............
autres résineux75.530.520.90.0161.6264.7380.6679.7..313.00.079.229.2
hêtre-2.62.93.87.75.19.242.315.7-0.129.348.823.3-0.32.6
érable30.98.212.918.1-2.217.5247.6217.9159.3139.8131.579.231.37.3
frêne14.05.518.422.439.513.750.523.636.343.584.024.420.25.0
chêne-2.95.036.825.0-13.816.681.536.431.56.927.110.31.44.4
châtaignier143.920.70.0...-11.321.3..6.25.57.25.5
autres feuillus20.48.526.331.90.722.0-1.620.8-12.130.641.110.924.26.2
total-9.71.90.16.20.97.115.712.3-8.610.223.84.6-5.81.6
totalépicéa-23.82.3-7.32.82.53.616.54.212.23.423.95.6-5.61.4
sapin7.23.15.63.921.24.942.715.041.39.527.89.210.42.1
pin-22.63.41.29.5-3.28.6-3.76.6-3.85.39.712.2-12.72.5
mélèze-4.010.9-7.717.90.711.020.33.221.96.729.35.519.22.7
arole..12.834.572.124.818.69.410.38.470.947.914.26.2
autres résineux56.719.328.49.8181.2286.8-2.759.755.638.5324.416.157.517.6
hêtre3.22.08.74.48.24.869.817.317.59.947.76.88.11.7
érable28.95.342.29.421.57.3126.637.075.340.4152.749.734.23.9
frêne20.34.737.711.240.611.148.714.732.335.1115.525.929.44.1
chêne-2.54.413.517.9-4.316.982.926.313.68.821.49.01.93.8
châtaignier97.643.50.0...-14.219.85.30.08.85.29.35.2
autres feuillus15.46.92.312.5-2.710.243.318.545.423.037.87.221.94.2
total-5.11.3-0.32.18.12.619.92.814.02.829.62.73.50.9
© WSL, Inventaire forestier national suisse, 25.05.2020 #827181/293512
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %± %±
subalpin supérieurépicéa..32.06.424.09.710.69.121.215.616.05.918.27.1
sapin..........77.2.77.2.
pin..10.26.7-17.7.3.91.91.95.91.70.02.34.3
mélèze......13.83.912.411.518.47.414.25.3
arole..1.10.050.90.07.04.59.13.817.98.28.42.8
autres résineux....0.0...4.812.6..6.613.2
hêtre..............
érable........-100.0...-100.0.
frêne..............
chêne..............
châtaignier..............
autres feuillus......7.422.0..-1.57.13.113.0
total..25.64.520.77.511.53.614.09.717.14.914.24.7
subalpin inférieurépicéa6.84.65.83.713.22.84.33.25.63.011.85.37.01.6
sapin0.512.311.011.319.411.1-5.05.145.315.9-8.714.17.66.3
pin..23.014.2-38.08.06.98.85.37.478.8.7.75.7
mélèze..-44.121.2-44.333.99.83.312.65.210.93.79.62.4
arole..-147.9.39.20.026.022.9-6.422.90.0.0.618.7
autres résineux..0.0.87.565.0-10.72.2-6.15.257.5.10.313.6
hêtre-1.46.65.316.88.05.918.40.0..30.614.56.54.9
érable-14.317.746.813.110.814.165.242.118.6.3.010.622.39.8
frêne37.5.206.681.3........63.625.4
chêne..............
châtaignier..............
autres feuillus9.621.0-1.411.5141.0114.75.514.082.625.9-5.19.414.29.2
total4.24.26.83.613.22.86.02.46.52.711.03.57.51.4
montagnard supérieurépicéa2.93.6-1.02.9-3.94.18.04.39.03.911.97.22.21.7
sapin14.92.91.83.715.54.420.88.026.57.915.55.510.32.0
pin-35.112.4-52.734.3-2.925.218.88.0-4.56.67.736.20.75.8
mélèze10.810.019.712.618.04.43.33.54.58.50.35.03.22.9
arole........24.40.0..24.40.0
autres résineux33.51.436.918.1-165.6147.1-53.510.9....-54.345.5
hêtre6.73.67.34.413.46.852.722.922.76.86.34.49.12.3
érable11.98.619.26.95.69.139.219.1-49.436.112.029.312.44.7
frêne19.015.29.320.29.710.0-24.412.5-27.90.050.519.411.78.6
chêne0.0.20.515.9..-10.521.416.4.45.754.61.615.0
châtaignier..............
autres feuillus-22.614.7-4.010.7-10.913.49.713.912.710.10.37.1-0.64.7
total7.32.11.52.32.63.210.42.89.43.19.13.25.21.2
montagnard inférieurépicéa-9.83.6-3.04.6-2.75.0-1.89.2-9.610.33.613.4-6.52.4
sapin0.93.65.64.71.75.7-17.238.22.910.3-14.913.82.12.5
pin-9.95.93.18.5-1.93.7-9.911.7-3.23.312.70.0-6.33.5
mélèze13.312.915.98.73.36.5-6.912.7-10.721.0-2.99.22.24.9
arole..............
autres résineux9.615.454.813.742.911.4......10.715.0
hêtre4.12.52.54.7-3.66.820.218.911.08.78.815.43.32.2
érable0.15.111.36.227.913.9-0.329.044.520.517.019.67.54.3
frêne6.45.48.89.0-18.915.458.550.92.623.114.243.71.85.7
chêne0.47.9-15.98.26.719.5-2.08.51.211.90.819.4-0.75.7
châtaignier-91.46.5....-50.922.3-7.2.9.910.35.89.6
autres feuillus-3.88.8-16.411.9-26.018.23.08.711.611.420.77.1-0.25.2
total-1.41.81.92.7-2.54.1-0.45.0-3.56.88.76.8-0.51.4
collinéen/submontagnardépicéa-13.23.0-11.67.7-6.36.723.510.511.110.140.026.0-11.42.7
sapin1.64.210.716.65.29.840.83.716.212.1-11.7.2.73.8
pin-17.54.0-27.47.5-4.24.1-18.311.1-21.310.7-8.64.1-17.43.3
mélèze-1.09.912.911.6-0.95.711.329.2-33.224.1-15.820.2-3.48.1
arole..............
autres résineux24.912.62.3.270.1916.0507.1...19.70.024.911.5
hêtre1.02.2-1.37.0-2.56.510.48.9-5.112.312.07.50.91.9
érable13.95.313.29.412.813.621.421.4142.398.673.472.416.44.8
frêne2.63.710.113.210.98.945.630.321.214.026.910.75.63.2
chêne-5.24.121.09.2-18.510.433.312.414.63.49.97.5-2.83.6
châtaignier68.214.340.2...16.712.2..4.64.45.44.4
autres feuillus10.25.2-5.99.03.014.6-11.69.9-1.027.312.65.98.53.5
total-3.11.5-2.44.4-0.33.84.36.7-2.26.710.22.8-1.71.3
totalépicéa-7.91.91.22.01.12.35.62.46.42.412.23.90.31.0
sapin3.92.34.42.88.73.412.36.520.46.17.85.45.41.5
pin-15.73.30.99.6-6.16.20.65.4-5.43.34.39.9-8.82.2
mélèze2.08.4-1.413.01.45.38.92.19.35.68.82.98.11.9
arole..-16.021.444.34.18.74.86.25.621.410.47.23.8
autres résineux17.010.113.99.752.670.0-20.528.0-0.67.020.51.116.49.0
hêtre2.71.53.33.02.13.827.610.010.85.38.95.93.51.2
érable7.53.421.64.613.26.727.611.929.922.335.125.012.92.6
frêne4.03.09.67.6-4.910.010.617.48.414.930.510.44.82.8
chêne-4.43.77.17.4-13.310.17.19.44.59.98.57.2-2.43.1
châtaignier37.024.940.2...-8.319.6-7.2.5.24.15.44.0
autres feuillus6.24.4-7.95.7-9.210.93.26.213.58.511.13.94.92.4
total-0.91.02.81.52.42.07.21.66.82.110.21.82.50.6
© WSL, Inventaire forestier national suisse, 25.05.2020 #827182/293513
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de forêt protectrice
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %± %±
subalpin supérieurépicéa..35.56.224.09.710.48.822.614.716.75.519.56.6
sapin..........77.2.77.2.
pin..10.85.6-17.7.3.91.92.25.71.70.02.74.1
mélèze......13.04.212.110.919.26.014.14.8
arole..5.45.250.90.06.54.09.83.820.06.58.62.7
autres résineux....0.0...8.713.0..10.313.5
hêtre..............
érable........-100.0...-100.0.
frêne..............
chêne..............
châtaignier..............
autres feuillus......18.122.4..1.89.510.014.3
total..29.54.720.77.510.93.514.59.217.94.214.74.3
subalpin inférieurépicéa7.24.57.83.613.83.24.43.16.62.913.25.38.11.6
sapin0.512.311.411.019.411.1-2.26.244.016.4-2.915.08.66.2
pin..26.113.9-28.016.56.88.75.37.219.519.38.45.5
mélèze..-42.120.4-9.919.011.13.215.24.713.93.411.72.2
arole..35.487.939.20.024.721.10.723.90.0.9.519.0
autres résineux..17.912.432.654.2-10.72.2-10.36.057.5.4.510.4
hêtre-0.96.45.316.88.96.022.86.0..31.614.47.14.9
érable-13.717.744.712.516.215.464.234.618.6.9.99.222.99.4
frêne37.5.206.681.30.0.......66.527.7
chêne..............
châtaignier..............
autres feuillus-30.619.58.912.6132.399.16.713.9112.246.1-7.011.115.710.2
total4.24.18.73.513.83.06.72.48.02.613.03.48.81.4
montagnard supérieurépicéa1.44.5-2.73.6-3.04.07.74.38.53.812.87.01.51.9
sapin13.13.21.83.615.64.420.88.026.57.915.85.39.92.0
pin-35.112.4-52.734.313.832.818.88.0-1.67.27.736.23.36.1
mélèze10.810.019.712.618.63.34.63.36.18.32.65.14.92.8
arole........24.40.0..24.40.0
autres résineux33.51.436.918.1-126.9112.4-53.510.9....-51.641.6
hêtre8.03.77.24.415.06.755.623.420.66.46.74.39.92.3
érable14.09.117.06.57.39.232.916.8-53.132.025.130.912.94.5
frêne25.516.210.219.012.19.44.327.1-4.224.557.221.417.78.7
chêne0.0.17.012.7..-9.821.016.4.-0.412.90.712.7
châtaignier..............
autres feuillus-10.615.3-11.212.4-9.312.019.113.65.815.85.66.22.44.6
total6.62.40.42.63.63.211.52.99.03.210.43.15.11.3
montagnard inférieurépicéa-10.63.6-3.34.5-2.04.9-1.39.1-7.49.83.813.1-6.52.4
sapin0.73.66.24.62.15.4-17.238.22.910.3-14.913.82.22.5
pin-9.95.93.18.5-1.53.6-9.711.7-2.83.312.70.0-6.13.5
mélèze-7.120.015.98.73.36.5-6.312.2-17.616.4-3.89.0-3.15.9
arole..............
autres résineux11.715.654.813.742.911.4......12.715.2
hêtre3.72.41.34.7-2.86.720.218.911.08.79.915.03.12.2
érable-0.25.16.96.029.514.05.427.944.520.527.220.27.44.2
frêne5.25.49.88.8-18.515.458.550.94.322.428.041.91.95.6
chêne1.27.7-15.98.27.719.4-2.87.41.211.9-2.016.3-0.45.5
châtaignier-91.46.5....-50.922.3-7.2.13.910.99.710.1
autres feuillus0.79.2-13.08.7-25.018.05.59.418.612.425.67.43.15.1
total-1.81.81.62.7-1.84.10.34.9-2.66.510.96.7-0.51.4
collinéen/submontagnardépicéa-13.03.1-11.67.7-8.16.819.510.614.110.640.026.0-11.32.7
sapin1.64.210.716.6-1.710.540.83.716.212.1-11.7.2.23.8
pin-16.94.0-5.124.92.57.3-19.310.9-19.710.2-8.64.1-16.43.3
mélèze1.69.912.911.6-0.95.722.733.7-33.224.1-15.820.2-0.88.2
arole..............
autres résineux26.712.22.3.270.1916.0507.1...19.70.026.511.2
hêtre1.12.2-1.37.0-3.46.411.08.5-5.112.313.57.80.91.9
érable13.85.513.29.49.312.419.918.1142.398.675.673.316.14.9
frêne3.63.815.313.99.69.647.728.421.214.031.711.06.93.3
chêne-4.94.121.09.2-26.214.435.412.514.63.49.87.4-2.93.5
châtaignier68.214.340.2...17.95.4..5.94.46.84.3
autres feuillus13.35.4-5.38.9-2.913.2-8.39.1-1.027.313.85.810.23.5
total-2.71.5-1.84.4-2.64.24.76.3-1.06.811.52.8-1.31.3
totalépicéa-8.11.91.42.21.82.35.62.47.12.413.23.80.61.0
sapin3.62.34.62.87.93.313.06.620.36.19.05.35.21.5
pin-15.23.34.59.50.87.60.35.4-4.13.34.29.5-7.72.2
mélèze-0.28.8-1.812.82.64.89.82.110.15.211.42.79.11.8
arole..12.824.344.34.18.24.38.15.622.57.68.83.7
autres résineux19.110.114.48.228.853.5-20.528.0-1.56.720.51.117.88.8
hêtre2.81.52.73.02.83.728.59.910.25.39.85.93.71.2
érable7.63.419.14.314.56.726.110.726.721.640.523.712.92.5
frêne4.53.111.37.5-4.39.924.921.210.114.536.810.66.22.9
chêne-4.03.66.97.2-20.813.67.38.94.59.97.56.8-2.43.0
châtaignier37.024.940.2...3.813.3-7.2.7.04.17.24.0
autres feuillus9.24.5-7.65.3-9.69.98.06.314.611.413.53.77.12.4
total-0.91.02.91.62.82.07.91.57.52.111.81.83.00.7
© WSL, Inventaire forestier national suisse, 25.05.2020 #827183/293514
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %± %± %± %± %± %±
ouest du Juraépicéa..10.38.49.36.7-8.88.0-10.615.12.54.3
sapin..31.722.850.110.710.97.923.417.627.56.1
pin....11.511.114.312.3-23.37.7-4.97.3
mélèze....14.60.0-21.734.991.372.519.723.7
arole............
autres résineux....310.5123.4403.8379.3645.3383.4410.9355.5
hêtre..5.310.329.77.924.96.76.67.619.54.0
érable..73.837.077.616.152.717.130.915.554.19.5
frêne..448.7.164.670.49.215.140.419.232.412.7
chêne....-100.00.059.117.61.917.718.714.7
châtaignier............
autres feuillus..92.863.33.520.6-15.316.07.015.00.49.9
total..13.97.526.85.112.84.46.45.415.92.6
est du Juraépicéa......12.618.3-15.714.0-6.811.5
sapin......60.020.110.320.327.116.4
pin......-30.319.4-30.911.2-30.89.8
mélèze......-17.57.86.534.24.030.7
arole............
autres résineux......194.170.9561.7259.9519.0221.8
hêtre....25.4.29.713.13.48.511.36.7
érable......46.126.6-9.014.53.913.6
frêne......7.043.850.617.644.916.7
chêne......135.4166.316.215.117.215.0
châtaignier............
autres feuillus......-12.821.915.117.911.516.3
total....25.4.25.38.73.85.29.34.3
ouest du Plateauépicéa..7.613.74.222.7-44.58.8-37.613.3-37.16.8
sapin..-41.748.354.387.722.323.574.358.234.921.8
pin......-69.716.6-31.115.4-43.113.6
mélèze....0.0.69.8121.3-35.736.8-7.042.2
arole............
autres résineux......48.174.5133.1143.087.168.9
hêtre..100.0.17.425.127.313.025.315.726.09.4
érable..41.746.01.861.0234.9103.058.045.0118.444.6
frêne....0.0.112.235.394.426.0103.921.4
chêne......-19.321.629.115.215.912.8
châtaignier......-81.626.294.90.076.924.3
autres feuillus..0.0.413.1725.617.431.069.953.659.742.1
total..6.712.426.238.2-9.47.712.710.01.05.4
centre du Plateauépicéa....-33.833.9-38.58.1-36.07.4-36.95.2
sapin....-52.823.58.513.8-0.111.62.68.6
pin......-45.116.9-34.812.9-38.210.1
mélèze......196.875.5113.472.0122.067.9
arole............
autres résineux......31.965.9186.5167.971.368.3
hêtre....-2.520.59.411.5-1.58.02.46.4
érable....10.144.253.250.373.533.964.726.6
frêne....0.0.122.941.766.244.078.236.1
chêne......25.733.6-2.717.41.915.6
châtaignier........0.0.0.0.
autres feuillus......102.6124.147.128.151.827.9
total....-33.925.3-9.75.9-10.65.1-10.73.4
est du Plateauépicéa....-64.517.3-9.112.4-26.15.9-22.95.1
sapin....9.314.321.117.5-9.09.80.38.3
pin......-38.115.5-37.76.5-37.85.9
mélèze......-9.328.4-14.915.2-14.013.6
arole............
autres résineux......79.927.2186.6166.6107.238.0
hêtre....117.244.833.813.717.96.622.25.9
érable....436.4.6.118.290.921.459.215.2
frêne....-17.910.575.926.935.412.343.911.1
chêne......-29.511.8-2.910.7-3.910.3
châtaignier........0.0.0.0.
autres feuillus....-50.7.-18.525.720.215.213.313.4
total....-18.221.69.28.3-6.23.4-3.02.9
ouest des Préalpesépicéa..-4.610.81.112.1-4.632.2-14.020.3-2.67.1
sapin..50.951.418.417.055.630.934.137.928.414.8
pin....-100.00.0....-100.00.0
mélèze..0.0.36.80.00.0...93.069.6
arole............
autres résineux............
hêtre..200.868.323.714.029.613.69.818.732.610.2
érable..118.930.5107.051.797.354.1246.0218.9110.531.3
frêne..0.0.16.928.144.822.875.523.544.816.4
chêne....151.9112.710.323.0-60.80.010.727.9
châtaignier............
autres feuillus..58.667.711.940.0-61.921.9-25.072.64.527.2
total..6.311.110.010.021.618.7-1.117.29.66.1
centre des Préalpesépicéa26.325.85.87.8-9.66.6-2.59.9-17.314.3-3.94.1
sapin..6.822.27.48.010.38.713.128.09.15.6
pin50.625.153.832.6..3.214.9-8.618.319.513.4
mélèze....-51.70.056.625.40.0.46.230.1
arole123.2.........123.2.
autres résineux..0.0.0.0.273.8118.167.00.093.727.1
hêtre..10.045.230.111.731.512.84.716.724.97.8
érable..192.581.479.842.7146.039.452.136.491.727.0
frêne..0.0.45.537.563.128.15.449.549.721.6
chêne....777.30.0218.8130.851.531.797.750.5
châtaignier............
autres feuillus..42.976.535.145.0-15.920.6-7.329.91.717.4
total44.326.57.97.52.45.112.76.20.09.06.73.1
est des Préalpesépicéa..1.49.0-12.98.65.712.4-24.320.0-5.55.6
sapin..41.920.229.813.218.612.46.719.522.88.1
pin..-68.511.610.744.8-43.812.0-4.920.6-25.715.6
mélèze....0.0.73.333.224.813.761.121.8
arole..103.2.......103.2.
autres résineux..624.1416.4-343.0279.61174.42156.7871.7928.3322.2304.6
hêtre..84.922.417.19.231.812.419.411.925.16.4
érable..-7.175.686.231.028.020.231.334.949.015.5
frêne....77.248.682.727.325.923.952.718.2
chêne......54.647.0-19.618.7-6.721.3
châtaignier............
autres feuillus..101.884.3-15.314.521.742.7-33.331.1-12.619.0
total..7.48.52.96.918.08.31.510.28.24.1
nord-ouest des Alpesépicéa25.725.718.79.6-7.111.32.527.7-20.725.67.76.6
sapin..47.423.569.519.068.630.66.859.661.213.0
pin..-28.833.6-26.569.6-100.00.0-100.00.0-32.431.9
mélèze..-12.549.571.119.2-22.234.3-45.362.6-4.628.7
arole..-176.90.0......-176.90.0
autres résineux....310.30.0....310.30.0
hêtre..25.621.437.829.026.537.746.127.633.920.6
érable..196.372.963.522.642.715.952.314.481.816.8
frêne..0.0.96.073.5181.956.272.262.9107.545.5
chêne....49.00.0186.897.481.224.881.421.3
châtaignier........0.0.0.0.
autres feuillus..20.831.710.934.513.525.299.398.148.237.6
total25.725.721.79.311.510.023.320.236.124.719.46.0
centre des Alpesépicéa97.725.617.514.226.620.732.517.412.844.323.010.0
sapin..52.230.130.630.446.411.8169.315.551.618.6
pin-41.80.0-53.639.593.585.7-4.829.223.513.32.119.8
mélèze..-100.00.0......-100.00.0
arole135.3.........135.3.
autres résineux0.0.139.00.0195.7418.2..0.0.224.4177.1
hêtre..41.321.34.439.962.221.442.021.734.521.6
érable..62.2103.2288.4132.881.936.118.312.3132.850.2
frêne....234.6121.486.156.179.041.3112.336.0
chêne......50.8.84.337.177.328.3
châtaignier............
autres feuillus..1037.51380.031.742.1-51.032.298.89.630.236.2
total44.638.416.913.532.217.338.59.454.923.830.98.1
nord-est des Alpesépicéa42.70.08.812.8-6.515.7-5.813.0-73.76.6-0.88.0
sapin..104.223.122.521.820.913.4438.3271.127.112.8
pin....-3.60.066.50.0..30.024.8
mélèze..-12.340.415.536.60.321.0-0.8.1.415.8
arole............
autres résineux....99.60.0..-1661.13322.3-4608.526732.4
hêtre..46.031.369.026.2-8.718.0-19.532.56.314.2
érable..22.921.574.628.129.125.328.952.351.616.3
frêne....219.766.2-13.517.9481.1290.365.138.5
chêne............
châtaignier............
autres feuillus..-33.2181.671.550.4-10.921.3-19.017.74.619.3
total42.70.012.311.913.912.4-1.77.9-13.921.16.65.7
sud-ouest des Alpesépicéa38.515.718.26.520.813.531.018.948.052.021.45.4
sapin..18.521.257.222.9-6.252.2738.0263.547.617.2
pin-58.815.36.613.526.517.210.821.7-21.714.61.98.4
mélèze54.47.945.99.423.39.715.722.140.556.241.85.7
arole47.215.10.633.2......40.213.4
autres résineux..-40.153.30.0...0.0.31.4106.3
hêtre..385.20.0165.150.668.734.390.849.2112.328.4
érable..107.274.1304.889.673.074.8278.5120.1198.353.4
frêne....104.155.3297.0135.9110.241.2154.844.5
chêne....220.569.9447.5494.3130.761.9212.279.9
châtaignier......49.0144.59.711.415.721.2
autres feuillus451.0421.1258.2109.2134.150.671.954.35.238.286.730.8
total45.17.626.15.536.58.841.213.528.215.432.33.8
sud-est des Alpesépicéa51.717.510.25.810.97.29.914.170.029.413.64.1
sapin..44.21.550.612.529.318.568.847.845.89.3
pin2.714.07.112.316.910.00.14.5-27.417.7-0.96.1
mélèze37.714.825.17.913.816.510.632.4-43.919.725.47.5
arole21.811.01.622.260.60.0....17.99.9
autres résineux183.7165.6166.5107.7......175.398.9
hêtre....20.124.758.016.8-26.125.316.515.6
érable..38.40.0-22.637.2243.3113.4234.3107.1124.750.8
frêne....-7.10.098.093.260.145.771.742.7
chêne....150.50.040.523.463.411.348.320.3
châtaignier......29.6...29.6.
autres feuillus..445.5127.6306.7132.57.335.042.972.8113.748.9
total36.711.212.25.116.86.017.69.36.813.816.93.4
Sud des Alpesépicéa80.115.846.211.438.114.343.326.468.042.845.98.3
sapin0.0.23.241.936.414.8115.045.530.8.39.314.4
pin15.50.0733.90.0-29.425.755.40.013.322.28.719.5
mélèze68.211.357.98.822.310.129.448.7-9.960.846.86.6
arole155.4433.40.0.......163.0442.7
autres résineux..0.0.....0.0.0.0.
hêtre..98.727.390.513.3113.421.578.930.696.610.8
érable..110.787.2188.789.9480.9247.2416.1221.2303.794.5
frêne....1250.3534.2326.5189.6244.666.9339.179.9
chêne....-28.563.081.530.368.919.769.817.3
châtaignier....-100.00.037.219.037.09.636.98.7
autres feuillus148.042.898.440.573.525.978.523.070.814.973.711.1
total73.49.351.58.450.78.378.111.659.57.558.64.3
Suisseépicéa51.99.511.82.82.53.1-11.03.7-24.33.8-1.31.6
sapin0.0.34.411.930.34.816.14.56.56.219.62.8
pin-7.812.16.29.415.19.0-9.26.4-30.04.1-15.53.1
mélèze49.57.641.05.621.36.522.612.9-4.412.433.53.7
arole32.89.12.418.160.60.0....27.38.1
autres résineux188.4169.1101.574.330.9163.780.441.1237.199.1138.140.6
hêtre..43.810.438.24.830.04.111.13.423.62.3
érable..102.819.287.512.456.29.654.59.466.35.7
frêne..711.5295.7124.828.469.99.955.38.965.26.6
chêne....136.039.731.311.913.96.017.65.3
châtaignier....-100.00.036.118.337.79.537.48.5
autres feuillus251.2156.1110.431.169.414.821.79.236.88.439.95.9
total45.06.217.12.517.12.411.62.32.92.012.41.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827184/293515
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %± %± %± %± %± %±
ouest du Juraépicéa..12.16.6-0.55.1-12.56.8-21.411.2-3.93.5
sapin..18.712.429.05.10.86.316.113.114.04.1
pin....5.210.83.07.4-20.68.0-8.15.8
mélèze....-48.80.0-5.117.236.539.9-10.519.7
arole............
autres résineux....136.971.2156.6127.8304.113.4161.7119.9
hêtre..-3.110.814.15.96.85.4-1.85.75.63.1
érable..7.619.035.013.128.910.833.913.829.86.7
frêne..165.9.96.238.4-12.012.110.616.04.910.2
chêne..-100.00.00.0.37.512.3-8.312.74.510.4
châtaignier............
autres feuillus..67.148.1-5.521.9-5.815.512.812.44.89.0
total..10.45.812.03.41.33.5-2.14.64.82.0
est du Juraépicéa......3.516.1-20.712.2-13.09.9
sapin......34.522.27.915.017.813.0
pin......-39.114.0-20.211.2-24.39.5
mélèze......-20.119.95.916.33.115.2
arole............
autres résineux......98.322.3160.354.2155.949.3
hêtre....-1.90.015.37.2-12.76.6-4.85.2
érable......16.815.9-13.313.9-5.211.6
frêne......2.926.419.811.018.010.2
chêne......40.920.24.911.65.411.5
châtaignier............
autres feuillus......-26.212.811.214.75.913.4
total....-1.90.011.06.5-6.84.3-2.23.5
ouest du Plateauépicéa..-2.79.664.669.3-47.78.0-43.410.9-40.86.1
sapin..-3.80.058.568.05.416.626.919.315.714.0
pin......-39.822.3-34.110.0-35.19.2
mélèze....0.0.50.372.5-34.235.5-8.536.3
arole............
autres résineux......-5.415.7190.6107.654.039.5
hêtre..-100.00.0-11.430.38.29.16.011.45.96.9
érable..68.433.193.299.0127.044.512.327.266.327.1
frêne....0.0.69.623.048.215.558.913.6
chêne......-27.614.82.412.2-5.09.8
châtaignier......-87.915.4127.3.91.541.2
autres feuillus..0.0.0.0.39.128.5100.2.88.839.6
total..-2.910.337.043.3-17.66.4-1.57.2-9.04.2
centre du Plateauépicéa....-18.725.5-42.17.2-39.15.9-39.84.3
sapin....-50.621.52.911.7-10.39.3-5.37.1
pin......-45.914.2-1.614.0-20.610.8
mélèze......72.626.934.830.139.027.6
arole............
autres résineux......23.445.9-5.538.59.130.0
hêtre....34.514.37.19.8-7.76.4-2.35.3
érable....-10.41.537.630.354.627.846.220.0
frêne....0.0.49.313.419.612.626.310.8
chêne......-2.824.6-6.313.1-5.611.6
châtaignier........0.0.0.0.
autres feuillus......55.455.36.017.710.017.3
total....-23.218.4-14.95.0-17.53.8-16.72.7
est du Plateauépicéa....-66.919.5-13.610.4-27.15.1-24.84.4
sapin....-14.69.720.513.1-2.89.23.57.3
pin......-35.511.9-28.76.4-29.85.6
mélèze......9.024.9-17.711.7-14.411.0
arole............
autres résineux......58.525.733.252.648.529.0
hêtre....44.829.420.68.15.04.88.74.1
érable....11.50.0-4.915.453.113.932.710.8
frêne....37.078.352.817.21.38.112.17.6
chêne......-24.520.3-4.87.6-5.47.4
châtaignier........0.0.0.0.
autres feuillus....-36.7.-19.825.39.612.34.911.0
total....-29.920.63.46.6-10.22.9-7.52.6
ouest des Préalpesépicéa..-9.89.3-10.79.6-29.821.212.720.0-11.35.9
sapin..44.440.11.612.815.821.339.941.010.610.9
pin....-100.00.0....-100.00.0
mélèze..0.0.26.10.00.0...77.864.1
arole............
autres résineux....-100.00.0....-100.00.0
hêtre..25.235.524.013.76.710.4-8.521.312.78.0
érable..84.321.769.832.925.116.6253.4217.766.418.7
frêne..0.0.4.413.925.015.645.113.525.310.5
chêne....93.046.0-8.519.1-78.50.0-18.325.2
châtaignier............
autres feuillus..9.838.4-23.124.9-53.816.66.688.1-14.217.8
total..-1.89.4-2.97.9-6.013.99.316.0-2.45.0
centre des Préalpesépicéa-3.112.5-1.07.5-18.95.3-9.58.3-18.512.4-11.63.5
sapin..21.418.60.36.7-2.16.42.523.8-0.34.4
pin20.322.429.111.9-100.0.1.310.7-7.210.78.27.8
mélèze....-55.6.10.116.10.0.6.617.9
arole46.4.........46.4.
autres résineux..0.0.0.0.36.737.320.90.026.08.2
hêtre..-7.129.317.410.08.89.3-1.49.89.15.7
érable..96.634.231.026.499.433.28.722.740.817.0
frêne..0.0.70.257.234.920.313.242.138.217.3
chêne....4.40.0-36.316.447.117.6-3.625.8
châtaignier............
autres feuillus..34.466.72.531.3-18.211.415.230.2-0.913.0
total9.514.21.47.1-7.44.2-0.54.7-4.87.0-3.32.5
est des Préalpesépicéa..11.97.5-11.28.1-1.910.0-31.212.5-5.75.0
sapin..28.722.926.110.17.89.511.911.316.66.1
pin..27.545.1-37.227.7-19.812.0-7.725.9-13.815.7
mélèze....0.0.17.812.4-8.19.512.29.4
arole..45.1.......45.1.
autres résineux..298.0228.9-1065.1.75.531.8303.8254.398.385.2
hêtre..23.712.77.28.712.311.6-2.59.36.75.5
érable..29.769.617.414.28.213.1-6.219.49.38.6
frêne....49.139.565.318.029.614.446.511.0
chêne......43.247.9-29.416.0-17.218.7
châtaignier............
autres feuillus..51.153.7-30.68.91.126.7-20.828.2-15.613.6
total..14.26.80.16.16.66.8-7.97.52.73.5
nord-ouest des Alpesépicéa32.55.112.29.0-9.311.330.314.1-37.718.74.26.5
sapin..26.618.536.110.757.318.811.555.935.28.5
pin..30.28.9-50.133.9-100.00.0100.0.-24.327.0
mélèze..-36.632.064.518.9-27.029.7-55.551.3-20.923.9
arole..-141.425.5......-141.425.5
autres résineux....81.70.0....81.70.0
hêtre..8.517.217.121.5-9.513.122.113.04.19.8
érable..116.143.030.312.2-5.69.47.327.534.712.0
frêne..0.0.92.469.2137.561.27.633.763.634.3
chêne....25.10.032.14.868.120.458.817.5
châtaignier........0.0.0.0.
autres feuillus..2.919.8-26.625.8-5.422.626.543.46.220.8
total32.55.113.98.62.88.97.410.35.415.18.65.1
centre des Alpesépicéa36.58.227.78.78.616.714.613.625.121.518.28.0
sapin..39.336.332.321.043.315.588.435.544.412.9
pin16.70.027.715.534.752.4-27.516.810.910.7-2.413.3
mélèze..-100.00.0......-100.00.0
arole122.2.........122.2.
autres résineux-81.40.0104.10.029.870.7..0.0.24.556.2
hêtre..14.126.932.116.731.115.180.430.636.411.5
érable..29.782.4123.270.0110.941.033.748.2102.536.7
frêne....133.986.61.033.670.730.745.436.1
chêne......26.3.42.810.439.68.6
châtaignier............
autres feuillus..437.4397.00.237.8-26.041.1133.346.642.232.9
total40.12.327.88.519.314.121.08.056.216.025.76.4
nord-est des Alpesépicéa23.90.015.88.917.511.30.49.7-77.72.611.45.5
sapin..90.458.126.912.63.313.4108.00.718.89.4
pin....1.6.21.5...13.06.9
mélèze..-41.335.919.526.10.221.0-17.4.-2.915.3
arole............
autres résineux....24.0...17.935.822.645.0
hêtre..18.89.326.018.3-17.116.222.630.50.211.9
érable..18.315.333.517.57.820.68.629.823.811.3
frêne....138.890.2-39.715.5311.6175.217.230.4
chêne............
châtaignier............
autres feuillus..10.8364.432.822.6-18.021.8-22.712.9-5.216.7
total23.90.017.18.324.18.2-6.07.310.115.910.14.4
sud-ouest des Alpesépicéa24.214.017.35.213.49.80.111.444.841.716.54.2
sapin..19.08.344.119.924.851.41082.2178.342.715.0
pin38.110.51.67.714.313.1-10.813.4-25.213.1-3.76.6
mélèze33.05.823.34.52.16.011.619.012.334.920.33.2
arole19.89.29.340.2......18.69.4
autres résineux..-53.67.00.0...380.6679.7-2.759.7
hêtre..106.00.0136.353.436.925.342.315.769.817.3
érable..47.852.4109.532.9141.060.6247.6217.9126.637.0
frêne....33.217.966.032.850.523.648.714.7
chêne....89.436.479.857.681.536.482.926.3
châtaignier......-24.447.4-11.321.3-14.219.8
autres feuillus-30.649.1156.2123.565.631.330.732.9-1.620.843.318.5
total27.86.119.13.820.56.612.78.115.712.319.92.8
sud-est des Alpesépicéa42.515.712.24.47.36.29.912.411.215.512.23.4
sapin..32.227.254.714.515.315.353.826.841.39.5
pin-4.49.76.39.78.68.54.93.8-32.014.9-3.85.3
mélèze37.312.823.47.613.411.1-11.328.2-59.715.321.96.7
arole19.18.1-19.719.582.4.....10.38.4
autres résineux75.578.038.230.0......55.638.5
hêtre....20.212.126.112.3-0.129.317.59.9
érable..30.00.0-46.341.3166.867.0159.3139.875.340.4
frêne....-5.30.032.959.336.343.532.335.1
chêne....13.20.09.28.731.56.913.68.8
châtaignier......5.3...5.3.
autres feuillus..66.027.7100.2.17.230.3-12.130.645.423.0
total32.410.012.94.012.45.112.58.0-8.610.214.02.8
Sud des Alpesépicéa48.111.523.97.218.19.824.617.631.934.923.95.6
sapin0.0.5.325.629.79.355.417.028.5.27.89.2
pin6.9.757.8.-13.622.442.0.0.92.39.712.2
mélèze55.57.635.96.96.910.613.910.2-22.028.229.35.5
arole66.044.70.0.......70.947.9
autres résineux..0.0.....313.00.0324.416.1
hêtre..75.619.841.28.453.113.048.823.347.76.8
érable..133.455.7217.6128.6154.159.6131.579.2152.749.7
frêne....207.574.0188.5163.684.024.4115.525.9
chêne....0.087.7-2.114.527.110.321.49.0
châtaignier......28.815.16.25.58.85.2
autres feuillus87.232.336.118.125.715.142.311.841.110.937.87.2
total51.67.129.15.625.65.440.96.123.84.629.62.7
Suisseépicéa36.88.010.42.4-3.22.6-16.33.2-27.73.1-5.61.3
sapin0.0.26.98.918.63.45.43.52.55.010.32.2
pin2.58.59.35.75.26.8-10.64.4-24.13.7-12.92.5
mélèze39.16.124.63.46.44.99.58.0-16.29.619.32.7
arole20.56.0-13.117.682.4.....14.16.2
autres résineux54.360.727.333.55.3118.039.823.478.430.256.617.8
hêtre..14.47.220.83.611.02.9-0.42.68.01.7
érable..58.812.538.17.630.06.430.57.234.33.9
frêne..293.3143.383.918.336.57.020.05.029.84.1
chêne..-100.00.060.123.33.07.41.84.42.43.8
châtaignier......25.414.17.35.59.55.2
autres feuillus-1.847.055.021.723.49.211.56.724.16.321.94.2
total33.75.213.22.17.11.90.51.8-5.71.63.50.9
© WSL, Inventaire forestier national suisse, 25.05.2020 #827185/293516
IFN1IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1983/852009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %±
subalpin supérieurépicéa....26.525.845.011.580.115.851.59.5
sapin........0.0.0.0.
pin....51.824.7-14.312.115.50.0-7.012.2
mélèze......45.79.068.211.350.07.7
arole....123.2.31.19.0155.4433.432.79.1
autres résineux......173.7158.6..173.7158.6
hêtre............
érable............
frêne............
chêne............
châtaignier............
autres feuillus......447.8418.8148.042.8248.7153.7
total....45.426.639.77.273.49.345.16.2
subalpin inférieurépicéa10.68.44.114.32.25.214.03.746.211.411.92.8
sapin32.322.7-33.349.635.024.241.613.123.241.934.912.0
pin....36.533.21.08.9733.90.06.49.5
mélèze....0.0.37.66.857.98.841.85.7
arole....103.20.0-0.418.20.0.3.018.1
autres résineux....668.5450.968.662.60.0.104.474.0
hêtre5.110.3100.0.104.727.750.019.398.727.343.610.4
érable72.737.040.748.1132.430.1111.534.4110.787.2105.819.4
frêne448.70.0..0.0.0.0...666.0243.3
chêne............
châtaignier............
autres feuillus94.664.10.0.61.143.8151.259.298.440.5114.731.4
total14.27.53.712.88.05.218.23.351.58.417.32.5
montagnard supérieurépicéa9.36.7-37.017.8-7.94.97.05.238.114.32.43.1
sapin50.210.75.530.515.66.651.09.836.414.830.64.8
pin11.811.2..-18.141.820.79.5-29.425.715.38.9
mélèze14.60.00.0.10.229.121.48.622.310.121.56.5
arole......60.6...60.6.
autres résineux310.5123.3..-358.9300.6364.2228.5..18.1171.9
hêtre29.87.744.424.622.16.745.317.290.513.337.74.8
érable77.816.212.739.384.723.393.120.2188.789.985.812.4
frêne163.270.017.040.144.222.8139.339.21250.3534.2122.428.6
chêne-100.00.0..173.7113.8157.245.9-28.563.0135.939.3
châtaignier........-100.00.0-100.00.0
autres feuillus3.220.5-14.555.23.817.5134.834.173.525.969.715.0
total26.85.0-9.117.34.23.920.54.250.78.317.02.4
montagnard inférieurépicéa-5.37.3-32.35.6-0.27.68.77.843.326.4-11.43.6
sapin14.17.615.09.713.37.133.38.5115.045.515.64.4
pin7.511.3-47.810.5-9.416.24.27.055.4.-8.86.3
mélèze-20.824.441.549.766.421.43.413.029.448.720.912.7
arole............
autres résineux368.2309.456.537.9514.5375.6....85.042.3
hêtre26.36.021.67.330.88.322.514.7113.421.529.64.1
érable51.314.545.521.954.816.663.718.6480.9247.254.89.4
frêne9.414.595.118.966.715.773.129.7326.5189.668.49.6
chêne60.817.7-10.616.759.032.189.950.681.530.330.812.0
châtaignier..-81.626.0..38.363.637.219.036.118.3
autres feuillus-14.713.45.923.1-3.819.920.318.378.523.022.29.2
total14.94.0-3.84.214.44.817.85.278.111.611.22.3
collinéen/submontagnardépicéa-14.410.5-30.14.5-18.911.028.019.068.042.8-24.13.8
sapin17.913.1-1.97.610.915.9122.343.330.8.5.96.2
pin-27.36.7-36.05.5-5.714.9-21.911.213.322.2-29.94.1
mélèze18.930.8-4.417.042.725.0-20.520.0-9.960.8-3.912.3
arole............
autres résineux566.1255.0159.993.4113.153.5-925.02651.30.0.232.999.0
hêtre5.65.911.65.011.19.517.117.178.930.611.13.5
érable6.410.885.917.347.626.090.627.2416.1221.255.99.5
frêne45.613.052.513.126.020.193.630.1244.666.955.58.8
chêne10.111.84.68.1-5.817.989.620.268.919.713.26.1
châtaignier..109.117.7..17.714.937.09.637.69.4
autres feuillus11.012.136.515.3-24.821.250.237.970.814.936.18.2
total4.94.0-5.42.80.96.423.18.959.57.52.92.1
totalépicéa0.84.1-30.63.2-4.03.112.92.745.98.3-1.41.6
sapin27.25.75.35.815.44.548.16.439.314.419.42.8
pin-13.76.1-38.44.95.811.40.14.78.719.5-15.23.1
mélèze9.621.83.516.554.016.333.24.546.86.633.93.7
arole....116.46.325.68.0163.0442.727.38.1
autres résineux482.9194.690.736.2142.674.5112.369.10.0.140.040.7
hêtre17.33.615.44.024.84.728.29.196.610.823.42.3
érable36.97.969.513.172.712.687.412.0303.794.566.15.7
frêne37.310.064.210.749.011.797.619.9339.179.964.76.5
chêne18.910.52.57.320.318.496.823.669.817.317.05.4
châtaignier..85.726.0..22.919.136.98.737.38.5
autres feuillus4.79.131.513.3-6.011.765.516.873.711.139.85.8
total14.32.3-4.92.07.62.320.92.158.64.312.31.1
© WSL, Inventaire forestier national suisse, 25.05.2020 #827186/293517
IFN3IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région économique
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution2004/062009/17
étage de végétation (forêt)
subalpin supérieursubalpin inférieurmontagnard supérieurmontagnard inférieurcollinéen/submontagnardtotal
région économiqueessence principale %± %± %± %± %± %±
ouest du Juraépicéa..6.05.23.43.8-5.05.5-10.410.10.32.7
sapin..0.212.716.43.0-6.95.220.38.45.43.1
pin....-35.012.54.76.8-19.65.3-8.74.8
mélèze....3.80.03.41.139.037.417.313.9
arole............
autres résineux....33.51.424.025.553.36.625.623.2
hêtre..-1.56.67.33.97.63.84.44.36.22.2
érable..1.715.710.49.0-0.37.07.38.84.54.5
frêne..37.50.025.321.1-9.710.711.410.23.97.1
chêne....0.0.8.511.3-0.78.12.76.6
châtaignier............
autres feuillus..9.721.5-23.015.7-14.814.610.19.7-4.57.6
total..4.14.78.02.2-0.92.82.93.53.21.5
est du Juraépicéa......-6.310.4-1.97.8-3.66.2
sapin......11.49.23.46.86.65.6
pin......2.515.9-14.611.5-12.110.1
mélèze......-47.92.59.010.4-0.011.6
arole............
autres résineux......24.710.426.213.826.113.0
hêtre....13.50.01.64.4-2.94.9-1.23.5
érable......5.27.83.712.34.28.7
frêne......-6.617.63.28.72.27.9
chêne......24.76.7-5.810.9-5.410.9
châtaignier............
autres feuillus......-19.012.5-8.08.4-9.27.6
total....13.50.00.24.2-2.13.7-1.32.9
ouest du Plateauépicéa..11.17.733.814.7-14.49.8-28.812.9-14.56.9
sapin..10.90.018.15.80.812.710.920.45.49.6
pin......-28.018.2-12.16.7-15.26.9
mélèze....0.0.39.724.5-21.436.40.730.1
arole............
autres résineux......50.16.281.149.366.424.6
hêtre....-10.717.07.97.21.78.44.25.2
érable..-57.218.5140.7120.132.125.013.911.616.916.0
frêne....15.70.036.014.115.012.024.49.2
chêne......-6.512.4-12.99.5-11.78.0
châtaignier......-91.46.556.70.032.624.8
autres feuillus..4.3.-21.4.40.535.233.813.534.112.3
total..5.17.214.67.01.25.8-3.15.70.03.6
centre du Plateauépicéa....-4.616.8-14.16.8-25.36.0-20.94.5
sapin....-33.729.211.79.0-3.88.02.55.9
pin......-40.115.09.27.9-12.09.5
mélèze......7.020.536.521.231.517.6
arole............
autres résineux......-18.629.4-4.326.3-13.121.1
hêtre....-25.410.5-3.56.8-1.05.3-2.24.1
érable....2.710.7-3.516.56.615.83.811.7
frêne....0.0.10.47.9-9.38.2-4.86.8
chêne......-9.120.10.19.6-1.99.0
châtaignier........0.0.0.0.
autres feuillus......7.924.60.116.00.914.6
total....-14.57.2-3.54.2-10.03.5-7.72.6
est du Plateauépicéa....-30.414.5-5.77.8-5.43.6-5.93.3
sapin....0.810.87.86.9-1.76.41.54.8
pin......-25.512.4-22.76.7-23.16.0
mélèze......4.022.6-9.27.5-7.47.3
arole............
autres résineux......16.416.011.332.114.615.8
hêtre....26.311.53.25.72.73.63.23.0
érable....-8.6.-12.310.222.48.911.26.9
frêne....-5.926.1-1.18.50.15.7-0.34.7
chêne......5.024.7-2.65.8-2.45.6
châtaignier........0.0.0.0.
autres feuillus....-10.90.0-2.518.815.08.412.57.6
total....-3.38.8-1.44.1-1.72.2-1.61.9
ouest des Préalpesépicéa..7.64.82.46.64.714.515.05.65.33.9
sapin..16.124.0-1.78.311.36.653.010.34.27.1
pin....0.0.....0.0.
mélèze..0.0.5.00.00.0...48.153.4
arole............
autres résineux............
hêtre..7.326.212.411.01.95.824.07.78.85.9
érable..32.613.522.19.310.85.337.625.823.46.4
frêne..267.945.711.011.1-2.113.329.05.36.410.4
chêne....53.539.6-20.212.6-53.90.0-14.313.0
châtaignier............
autres feuillus..-5.523.6-3.327.5-10.026.3-16.659.9-6.316.6
total..9.55.62.95.54.35.720.03.15.93.4
centre des Préalpesépicéa64.217.0-0.26.7-4.83.7-4.75.1-14.011.0-3.72.9
sapin..17.19.90.34.64.85.111.018.33.53.3
pin10.06.827.217.4..6.46.7-26.57.98.77.9
mélèze....6.70.019.80.775.00.020.71.9
arole1.1.........1.1.
autres résineux..0.0.0.0.55.114.52.3.12.59.4
hêtre..9.737.67.64.65.16.1-3.89.04.13.8
érable..41.116.523.215.119.913.518.515.923.08.8
frêne..0.0.-1.434.012.811.826.917.411.012.0
chêne....-7.0.-17.19.033.814.36.614.3
châtaignier............
autres feuillus..36.855.34.617.9-21.813.5-23.021.7-12.911.4
total31.810.61.86.3-0.72.82.23.3-4.26.00.52.0
est des Préalpesépicéa..8.64.6-7.25.4-5.86.9-6.98.3-3.43.3
sapin..14.914.412.55.40.57.6-6.39.45.34.2
pin..-25.927.014.56.0-0.97.9-12.15.5-8.24.5
mélèze....61.439.04.18.27.64.95.66.8
arole..39.20.0......39.20.0
autres résineux..144.7140.7-495.10.042.911.4131.682.834.754.7
hêtre..0.76.98.88.83.59.2-9.07.11.14.6
érable..46.221.9-6.110.619.720.212.215.05.79.1
frêne....-4.315.49.710.53.89.35.66.4
chêne......4.926.2-24.813.7-18.113.6
châtaignier............
autres feuillus..33.342.4-33.311.6-11.115.6-13.318.7-17.19.5
total..8.64.5-0.94.2-0.75.1-5.94.3-0.42.5
nord-ouest des Alpesépicéa21.53.111.06.12.25.88.210.1-33.410.26.84.1
sapin..-1.59.611.54.316.37.5-25.726.17.34.0
pin..6.92.6-49.834.7-100.00.00.0.-30.623.5
mélèze..-47.020.032.022.7-10.64.12.00.7-18.616.4
arole..-147.9.......-147.9.
autres résineux....24.10.0....24.10.0
hêtre..-7.917.1-0.214.2-5.910.0-6.214.4-4.66.9
érable..61.327.414.07.01.86.03.76.520.77.3
frêne..33.50.035.624.735.333.4-9.220.517.915.7
chêne....1.0.36.219.425.711.722.99.3
châtaignier........40.2.40.2.
autres feuillus..-7.78.0-13.216.9-15.919.4-1.24.9-7.26.3
total21.53.19.56.04.44.40.77.2-8.97.04.93.1
centre des Alpesépicéa11.50.315.34.911.710.110.311.1-5.59.612.04.5
sapin..49.411.126.210.419.210.646.85.327.87.0
pin-17.70.0-40.84.350.050.9-6.65.44.53.2-0.49.9
mélèze..-100.00.0......-100.00.0
arole50.90.0........50.90.0
autres résineux0.0.22.70.036.70.0..63.10.040.713.2
hêtre..1.03.126.115.818.410.677.742.026.58.8
érable..19.862.775.457.046.524.216.057.254.828.3
frêne....20.015.1-20.620.859.012.27.921.7
chêne......7.3.-3.53.5-1.83.8
châtaignier............
autres feuillus..242.2255.312.945.2-11.021.846.140.930.824.9
total12.00.214.74.818.29.011.66.126.48.016.33.8
nord-est des Alpesépicéa40.90.016.85.0-7.17.0-1.27.440.145.93.34.1
sapin..10.624.719.213.6-5.36.948.012.76.16.6
pin....-35.10.04.50.0..-15.414.0
mélèze..-2.30.015.84.03.98.6-9.0.3.46.5
arole............
autres résineux....1.2...-0.10.20.10.2
hêtre..38.417.522.07.5-23.311.66.75.9-5.78.2
érable..6.111.85.111.037.615.620.625.811.58.0
frêne....22.916.7-66.815.856.749.2-37.723.4
chêne............
châtaignier............
autres feuillus..281.9548.529.230.8-38.226.09.110.9-14.426.2
total40.90.017.44.71.55.7-13.59.010.26.2-0.24.4
sud-ouest des Alpesépicéa10.69.14.33.28.04.3-1.89.223.510.55.62.4
sapin..-5.05.120.88.0-17.238.240.83.712.36.5
pin3.91.96.98.818.88.0-9.911.7-18.311.10.65.4
mélèze13.83.99.83.33.33.5-6.912.711.329.28.92.1
arole7.04.526.022.9......8.74.8
autres résineux..-10.72.2-53.510.9..507.1.-20.528.0
hêtre..18.40.052.722.920.218.910.48.927.610.0
érable..65.242.139.219.1-0.329.021.421.427.611.9
frêne....-24.412.558.550.945.630.310.617.4
chêne....-10.521.4-2.08.533.312.47.19.4
châtaignier......-50.922.316.712.2-8.319.6
autres feuillus7.422.05.514.09.713.93.08.7-11.69.93.26.2
total11.53.66.02.410.42.8-0.45.04.36.77.21.6
sud-est des Alpesépicéa21.215.65.63.09.03.9-9.610.311.110.16.42.4
sapin..45.315.926.57.92.910.316.212.120.46.1
pin1.95.95.37.4-4.56.6-3.23.3-21.310.7-5.43.3
mélèze12.411.512.65.24.58.5-10.721.0-33.224.19.35.6
arole9.13.8-6.422.924.40.0....6.25.6
autres résineux4.812.6-6.15.2......-0.67.0
hêtre....22.76.811.08.7-5.112.310.85.3
érable-100.00.018.6.-49.436.144.520.5142.398.629.922.3
frêne....-27.9.2.623.121.214.08.414.9
chêne....16.40.01.211.914.63.44.59.9
châtaignier......-7.20.0..-7.20.0
autres feuillus..82.625.912.710.111.611.4-1.027.313.58.5
total14.09.76.52.79.43.1-3.56.8-2.26.76.82.1
Sud des Alpesépicéa16.05.911.85.311.97.23.613.440.026.012.23.9
sapin77.2.-8.714.115.55.5-14.913.8-11.7.7.85.4
pin1.70.078.8.7.736.212.70.0-8.64.14.39.9
mélèze18.47.410.93.70.35.0-2.99.2-15.820.28.82.9
arole17.98.20.0.......21.410.4
autres résineux..57.5.....19.70.020.51.1
hêtre..30.614.56.34.48.815.412.07.58.95.9
érable..3.010.612.029.317.019.673.472.435.125.0
frêne....50.519.414.243.726.910.730.510.4
chêne....45.754.60.819.49.97.58.57.2
châtaignier......9.910.34.64.45.24.1
autres feuillus-1.57.1-5.19.40.37.120.77.112.65.911.13.9
total17.14.911.03.59.13.28.76.810.22.810.21.8
Suisseépicéa18.27.17.01.62.21.7-6.12.4-11.32.60.41.0
sapin77.2.7.06.110.02.12.22.63.13.75.31.5
pin2.24.37.55.70.85.8-6.43.6-17.33.4-8.82.2
mélèze14.25.39.52.43.32.92.54.9-2.87.98.11.9
arole8.42.80.218.724.40.0....7.13.9
autres résineux6.613.210.113.5-57.147.110.315.224.512.216.09.3
hêtre..6.34.99.02.33.42.20.81.93.51.2
érable-100.00.022.19.812.34.77.94.415.94.812.82.6
frêne..67.328.512.98.43.05.55.33.25.22.8
chêne....1.614.7-0.35.7-2.83.5-2.33.0
châtaignier......5.99.65.54.45.54.0
autres feuillus3.113.013.89.0-0.44.70.05.18.03.54.82.4
total14.24.77.51.45.21.2-0.21.4-1.71.22.60.6
© WSL, Inventaire forestier national suisse, 25.05.2020 #827187/293518
IFN2IFN4
évolution: volume
étage de végétation (forêt) · essence principale
unité d'interprétation: région de production
unité: %
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
évolution1993/952009/17
région de production
JuraPlateauPréalpesAlpesSud des Alpes Suisse
étage de végétation (forêt)essence principale %± %± %± %± %± %±
subalpin supérieurépicéa....-2.912.535.410.148.111.536.88.0
sapin........0.0.0.0.
pin....21.422.1-0.19.36.9.2.98.5
mélèze......35.47.155.57.639.26.0
arole....46.4.19.86.166.044.720.46.0
autres résineux......48.657.6..48.657.6
hêtre............
érable............
frêne............
chêne............
châtaignier............
autres feuillus......-30.049.287.232.3-0.646.7
total....10.214.230.76.151.67.133.75.2
subalpin inférieurépicéa12.36.6-3.79.6-0.44.814.53.123.97.210.52.3
sapin18.812.4-3.8.35.020.228.510.15.325.626.78.9
pin....29.611.15.35.9757.8.9.45.7
mélèze....0.0.22.13.935.96.925.03.4
arole....45.1.-14.717.90.0.-12.417.6
autres résineux....322.4247.97.325.50.0.29.033.6
hêtre-3.410.8-100.00.022.415.120.413.175.619.814.87.4
érable7.119.175.838.388.218.371.523.8133.455.759.512.6
frêne165.90.0..0.0.0.0...271.2117.9
chêne-100.00.0........-100.00.0
châtaignier............
autres feuillus68.849.40.0.24.828.779.442.836.118.157.421.5
total10.55.9-3.610.23.94.616.02.629.15.613.32.1
montagnard supérieurépicéa-0.55.0-28.922.4-14.24.15.34.618.19.8-3.22.6
sapin29.15.1-2.422.37.15.240.87.129.79.319.03.4
pin5.010.7..-64.722.18.77.4-13.622.45.26.7
mélèze-48.80.00.0.1.427.07.15.46.910.66.34.9
arole......82.4...82.4.
autres résineux136.971.2..-682.7324.2120.670.0..-7.8123.4
hêtre13.75.815.425.813.26.232.310.741.28.420.53.6
érable35.213.017.828.730.113.442.412.1217.6128.637.07.8
frêne95.138.5102.8104.640.322.587.928.9207.574.082.718.5
chêne0.0...68.243.162.327.50.087.760.223.4
châtaignier............
autres feuillus-5.521.922.286.7-19.911.852.418.425.715.123.59.3
total12.03.4-8.916.7-4.03.213.93.525.65.47.11.9
montagnard inférieurépicéa-10.06.2-36.45.0-9.16.38.65.724.617.6-16.73.1
sapin3.26.28.57.80.85.223.77.755.417.05.23.4
pin-3.87.2-39.38.4-3.210.5-3.15.442.00.0-10.44.4
mélèze-10.414.538.933.915.610.7-1.912.813.910.28.98.2
arole............
autres résineux148.1111.126.522.855.825.6....40.423.6
hêtre8.84.510.95.39.56.60.18.653.113.010.92.9
érable26.29.125.515.725.010.839.615.5154.159.629.16.3
frêne-9.911.156.711.443.911.010.119.1188.5163.634.86.8
chêne37.611.9-21.812.0-10.520.627.518.0-2.114.52.57.6
châtaignier..-87.915.3..-12.131.428.815.125.414.2
autres feuillus-11.011.97.220.4-12.513.09.414.642.311.811.86.8
total2.93.1-10.53.50.93.87.83.840.96.10.31.8
collinéen/submontagnardépicéa-22.38.5-32.43.7-20.38.73.112.331.934.9-27.83.1
sapin12.59.8-5.16.39.013.387.830.928.5.2.15.1
pin-21.06.7-25.95.1-7.217.5-26.29.70.92.3-23.83.8
mélèze11.814.2-12.813.05.019.4-39.115.9-22.028.2-16.19.4
arole............
autres résineux164.054.545.533.748.030.650.076.9313.00.079.129.3
hêtre-7.64.50.83.7-2.56.526.110.748.823.3-0.32.6
érable4.210.650.111.95.414.950.834.7131.579.231.37.2
frêne14.610.213.86.529.612.347.221.584.024.420.55.0
chêne-1.88.7-3.36.1-20.116.260.613.327.110.31.34.4
châtaignier..143.920.7..-2.925.46.25.57.25.5
autres feuillus11.79.825.012.2-9.119.515.920.341.110.923.86.2
total-4.93.3-11.42.2-5.05.19.46.623.84.6-5.71.6
totalépicéa-5.73.3-33.42.8-9.62.611.72.323.95.6-5.71.3
sapin14.23.90.74.86.03.536.84.827.89.210.32.1
pin-13.35.0-28.74.42.07.5-3.83.99.712.2-12.52.5
mélèze-2.313.2-4.412.813.09.319.63.229.35.519.52.7
arole....46.00.413.36.370.947.914.26.2
autres résineux158.451.134.419.142.925.255.247.3324.416.156.917.5
hêtre2.22.74.33.08.23.714.55.947.76.88.01.7
érable18.36.041.39.228.27.746.98.8152.749.734.03.9
frêne9.37.725.65.839.17.739.614.9115.525.929.54.0
chêne4.67.6-6.05.5-13.012.946.812.821.49.01.93.8
châtaignier..98.043.2..-5.719.88.85.29.35.2
autres feuillus5.27.622.410.8-11.28.428.610.037.87.221.84.1
total3.01.8-11.01.7-1.21.915.01.729.62.73.40.9
© WSL, Inventaire forestier national suisse, 25.05.2020 #827188/293519
Résultat de la recherche: 155778 inscriptions 6491 pages

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