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NFI3

forest area: degree of mixture · crown closure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
degree of mixturecrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a..1.8450.31000.7710.41000.41003.632
crowded..............
normal..............
loose..............
open..............
scattered..............
grouped crowded..............
grouped normal..............
heterogeneous..............
total..1.8450.31000.7710.41000.41003.632
pure conifer forestn/a..............
crowded0.41002.9352.4382.7351.1580.77110.218
normal0.41002.2411.0582.7352.5381.45010.218
loose....0.31003.1331.4501.1585.924
open..0.41002.1414.5273.2332.83512.916
scattered0.41001.4500.31001.0580.41001.1584.628
grouped crowded..1.4500.31002.7351.4501.1587.022
grouped normal..0.771..3.1331.8451.8457.322
heterogeneous..1.8451.4501.0582.5381.4508.121
total1.15810.8187.92020.91214.11511.41766.27
mixed conifer forestn/a..............
crowded1.4501.1581.0580.771..0.41004.628
normal1.1581.1580.7710.3100..0.41003.532
loose....0.3100......0.3100
open0.41000.41000.7710.3100....1.845
scattered..............
grouped crowded......0.31000.4100..0.771
grouped normal..0.771....0.4100..1.158
heterogeneous..1.158..0.3100..0.41001.845
total2.9354.3292.8352.1410.7711.15813.816
mixed broadleaf forestn/a..............
crowded0.41001.4500.31000.3100....2.538
normal..0.771....0.4100..1.158
loose....0.3100......0.3100
open0.41000.7710.3100......1.450
scattered..0.41000.3100......0.771
grouped crowded..............
grouped normal..............
heterogeneous..............
total0.7713.2331.4500.31000.4100..6.024
pure broadleaf forestn/a..............
crowded..0.7710.3100..1.1580.7712.835
normal....0.771..0.771..1.450
loose....0.31000.3100..0.41001.058
open......0.31000.4100..0.771
scattered....0.31000.3100....0.771
grouped crowded..............
grouped normal..............
heterogeneous..............
total..0.7711.7441.0582.1411.1586.623
totaln/a..1.8450.31000.7710.41000.41003.632
crowded2.1416.1244.1283.8302.1411.84520.113
normal1.4504.0302.4383.1333.5311.84516.215
loose....1.4503.4311.4501.4507.621
open0.7711.4503.1335.1253.5312.83516.714
scattered0.41001.8451.0581.4500.41001.1586.024
grouped crowded..1.4500.31003.1331.8451.1587.721
grouped normal..1.450..3.1332.1411.8458.420
heterogeneous..2.9351.4501.4502.5381.8459.919
total4.72820.91314.21525.01117.61313.81596.26

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169551/155934

NFI1

forest area: altitude (400 m classes) · protection forest region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitude (400 m classes) %± %± %± %± %± %± %±
above 1800 m..0.80.30.60.320.51.521.51.56.60.78.00.4
1401-1800 m0.20.222.21.210.61.138.91.841.71.827.51.324.70.6
1001-1400 m12.21.446.71.541.81.826.51.627.11.629.81.332.40.6
601-1000 m57.92.128.51.442.61.812.81.29.51.124.41.227.60.6
to 600 m29.71.91.80.44.40.81.30.40.30.211.70.97.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169552/155935

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
AG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
AI0-20%............
21-40%............
41-60%..100.0.......66.727.9
61-80%............
over 80%....100.0.....33.328.0
total..100.0.100.0.....100.0.
AR0-20%............
21-40%............
41-60%............
61-80%............
over 80%....100.0.....100.0.
total....100.0.....100.0.
BE0-20%..9.08.6......2.42.3
21-40%100.0...12.06.5....9.54.5
41-60%..36.814.6......9.74.6
61-80%..18.111.620.08.0....16.65.7
over 80%..36.114.568.09.3100.0.100.0.61.97.5
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BS0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
FR0-20%............
21-40%............
41-60%....50.035.5....33.327.3
61-80%............
over 80%....50.035.5..100.0.66.727.3
total....100.0...100.0.100.0.
GE0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
GL0-20%............
21-40%..20.418.3......9.28.8
41-60%..18.616.850.035.7....17.511.3
61-80%..40.722.2..50.025.2..36.714.7
over 80%..20.418.350.035.750.025.2..36.714.7
total..100.0.100.0.100.0...100.0.
GR0-20%............
21-40%..4.84.73.83.8....3.22.2
41-60%..14.37.619.47.8....13.04.3
61-80%70.014.547.610.934.69.340.021.9..45.16.3
over 80%30.014.533.310.342.29.760.021.9..38.76.2
total100.0.100.0.100.0.100.0...100.0.
JU0-20%............
21-40%............
41-60%............
61-80%....100.0.100.0...100.0.
over 80%............
total....100.0.100.0...100.0.
LU0-20%............
21-40%............
41-60%............
61-80%............
over 80%....100.0.....100.0.
total....100.0.....100.0.
NE0-20%............
21-40%............
41-60%............
61-80%............
over 80%....100.0.100.0...100.0.
total....100.0.100.0...100.0.
NW0-20%............
21-40%............
41-60%............
61-80%............
over 80%..100.0.100.0.100.0...100.0.
total..100.0.100.0.100.0...100.0.
OW0-20%............
21-40%............
41-60%............
61-80%..33.327.5......20.018.1
over 80%..66.727.4100.0.100.0...80.018.1
total..100.0.100.0.100.0...100.0.
SG0-20%............
21-40%....16.715.3....10.09.5
41-60%............
61-80%......25.021.7..10.09.5
over 80%....83.315.275.021.7..80.012.6
total....100.0.100.0...100.0.
SH0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
SO0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
SZ0-20%............
21-40%............
41-60%..100.0.......16.715.3
61-80%............
over 80%....100.0.100.0...83.315.2
total..100.0.100.0.100.0...100.0.
TG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
TI0-20%20.017.98.68.2......7.55.1
21-40%............
41-60%40.021.98.38.0......11.16.0
61-80%40.021.916.610.730.014.5....25.98.4
over 80%..66.513.770.014.5....55.59.6
total100.0.100.0.100.0.....100.0.
UR0-20%............
21-40%............
41-60%..20.018.0......10.09.5
61-80%..20.018.025.021.8....20.012.7
over 80%..60.022.075.021.7100.0...70.014.6
total..100.0.100.0.100.0...100.0.
VD0-20%............
21-40%............
41-60%....11.110.5....9.18.7
61-80%..100.0.......9.18.7
over 80%....88.910.5100.0...81.811.6
total..100.0.100.0.100.0...100.0.
VS0-20%..2.62.5......1.51.4
21-40%..7.34.1......4.12.3
41-60%20.012.717.05.923.89.3..100.0.20.54.7
61-80%20.012.726.86.923.89.3....24.65.0
over 80%60.015.546.37.852.410.9....49.35.9
total100.0.100.0.100.0...100.0.100.0.
ZG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
ZH0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
Switzerland0-20%4.03.93.01.7......1.50.7
21-40%3.83.74.92.14.21.8....4.01.2
41-60%15.57.119.23.911.22.9..31.726.513.82.1
61-80%42.59.729.34.520.23.725.79.0..26.02.6
over 80%34.39.343.74.964.44.474.39.068.326.554.83.0
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169553/155936

NFI1

forest area: altitude (400 m classes) · protection forest region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
above 1800 m..0.9330.45015.3816.678.21141.45
1401-1800 m0.110024.867.91129.0532.1534.25128.23
1001-1400 m6.81252.3431.2519.8720.9737.05168.02
601-1000 m32.5531.8531.859.6107.31230.45143.32
to 600 m16.782.0223.3171.0320.27114.5837.75
total56.14111.9274.6374.7377.03124.32518.61

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169554/155937

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
AI0-20%............
21-40%............
41-60%..0.669......0.669
61-80%............
over 80%....0.3100....0.3100
total..0.6690.3100....1.054
AR0-20%............
21-40%............
41-60%............
61-80%............
over 80%....0.3100....0.3100
total....0.3100....0.3100
BE0-20%..0.3100......0.3100
21-40%0.3100..1.058....1.450
41-60%..1.450......1.450
61-80%..0.7711.745....2.438
over 80%..1.4505.8241.4500.41008.919
total0.31003.8308.5201.4500.410014.415
BL/BS0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
FR0-20%............
21-40%............
41-60%....0.4100....0.4100
61-80%............
over 80%....0.4100..0.41000.770
total....0.770..0.41001.157
GE0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
GL0-20%............
21-40%..0.4100......0.4100
41-60%..0.41000.4100....0.771
61-80%..0.870..0.870..1.549
over 80%..0.41000.41000.870..1.549
total..1.9440.8701.549..4.228
GR0-20%............
21-40%..0.31000.3100....0.771
41-60%..1.0581.845....2.835
61-80%2.4383.5313.1330.771..9.818
over 80%1.0582.4383.8301.058..8.420
total3.5317.3219.1191.745..21.612
JU0-20%............
21-40%............
41-60%............
61-80%....0.41000.4100..0.870
over 80%............
total....0.41000.4100..0.870
LU0-20%............
21-40%............
41-60%............
61-80%............
over 80%....0.670....0.670
total....0.670....0.670
NE0-20%............
21-40%............
41-60%............
61-80%............
over 80%....0.6700.3100..1.057
total....0.6700.3100..1.057
NW0-20%............
21-40%............
41-60%............
61-80%............
over 80%..0.41000.41000.4100..1.255
total..0.41000.41000.4100..1.255
OW0-20%............
21-40%............
41-60%............
61-80%..0.4100......0.4100
over 80%..0.7700.41000.4100..1.549
total..1.1570.41000.4100..1.943
SG0-20%............
21-40%....0.4100....0.4100
41-60%............
61-80%......0.4100..0.4100
over 80%....1.8441.157..2.935
total....2.2401.450..3.631
SH0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
SO0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
SZ0-20%............
21-40%............
41-60%..0.4100......0.4100
61-80%............
over 80%....1.4490.4100..1.844
total..0.41001.4490.4100..2.240
TG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
TI0-20%0.41000.4100......0.771
21-40%............
41-60%0.7710.4100......1.158
61-80%0.7710.7711.158....2.537
over 80%..2.9352.537....5.425
total1.8444.3293.631....9.719
UR0-20%............
21-40%............
41-60%..0.3100......0.3100
61-80%..0.31000.3100....0.770
over 80%..1.0571.0570.3100..2.336
total..1.7441.3490.3100..3.330
VD0-20%............
21-40%............
41-60%....0.4100....0.4100
61-80%..0.4100......0.4100
over 80%....3.0350.4100..3.433
total..0.41003.4330.4100..4.230
VS0-20%..0.4100......0.4100
21-40%..1.058......1.058
41-60%0.7712.4371.744..0.31005.125
61-80%0.7713.8301.744....6.223
over 80%2.1416.5223.830....12.316
total3.43114.1157.221..0.310025.011
ZG0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
ZH0-20%............
21-40%............
41-60%............
61-80%............
over 80%............
total............
Switzerland0-20%0.41001.158......1.450
21-40%0.31001.8451.745....3.830
41-60%1.4506.9224.628..0.310013.216
61-80%3.83010.5188.4202.241..24.912
over 80%3.13315.71526.6116.4240.77152.68
total9.11935.91041.398.6201.15896.16

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169555/155938

NFI1

forest area: altitude (400 m classes) · economic region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
altitude (400 m classes)
above 1800 m1401-1800 m1001-1400 m601-1000 mto 600 mtotal
economic region %± %± %± %± %± %±
Western Jura..0.30.321.82.464.42.813.42.0100.0.
Eastern Jura......37.57.062.56.9100.0.
Western Plateau....2.02.051.17.146.97.1100.0.
Central Plateau....1.91.460.34.837.74.7100.0.
Eastern Plateau......42.16.557.96.5100.0.
Western Pre-Alps0.40.425.52.657.73.015.42.21.10.6100.0.
Central Pre-Alps0.40.310.21.441.92.244.82.32.70.7100.0.
Eastern Pre-Alps..3.71.041.62.550.42.64.21.0100.0.
Northwestern Alps1.70.736.02.544.72.616.62.01.10.6100.0.
Central Alps1.30.917.03.043.14.032.73.85.91.9100.0.
Northeastern Alps0.90.617.52.641.53.336.43.33.71.3100.0.
Southwestern Alps20.51.538.91.826.51.612.81.21.30.4100.0.
Southeastern Alps21.51.541.71.827.11.69.51.10.30.2100.0.
Southern Alps6.60.727.51.329.81.324.41.211.70.9100.0.
Switzerland8.00.424.70.632.40.627.60.67.30.4100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #169556/155939

NFI1

forest area: altitude (400 m classes) · economic region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
altitude (400 m classes)
above 1800 m1401-1800 m1001-1400 m601-1000 mto 600 mtotal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura..0.11006.61219.574.11630.25
Eastern Jura......1.9233.1185.014
Western Plateau....0.11002.6202.4215.114
Central Plateau....0.2716.1123.81510.29
Eastern Plateau......2.4203.3175.713
Western Pre-Alps0.11007.01115.974.3150.35827.64
Central Pre-Alps0.2714.91420.1621.561.32848.04
Eastern Pre-Alps..1.42715.8719.161.62537.94
Northwestern Alps0.64113.1816.276.0130.45036.34
Central Alps0.2712.7196.8115.1130.93315.76
Northeastern Alps0.2713.8168.9107.8100.83521.55
Southwestern Alps15.3829.0519.879.6101.03274.73
Southeastern Alps16.6732.1520.977.3120.27177.03
Southern Alps8.21134.2537.0530.4514.58124.32
Switzerland41.45128.33168.32143.5237.75519.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169557/155940

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpine0-20%........14.313.23.93.8
21-40%....100.0.....4.03.9
41-60%......11.17.428.617.115.47.1
61-80%......38.911.557.118.742.39.7
over 80%......50.011.8..34.39.3
total....100.0.100.0.100.0.100.0.
lower subalpine0-20%......2.61.86.96.73.01.7
21-40%......6.42.8..4.82.1
41-60%49.735.4..50.017.718.04.46.66.419.53.9
61-80%....12.511.732.05.326.611.429.04.5
over 80%50.335.4..37.517.141.05.659.812.743.74.9
total100.0...100.0.100.0.100.0.100.0.
upper montane0-20%............
21-40%....5.35.15.32.6..4.21.8
41-60%....5.35.114.54.06.15.911.02.9
61-80%16.715.2..15.88.419.74.629.311.020.33.7
over 80%83.315.2..73.710.160.55.664.611.664.54.4
total100.0...100.0.100.0.100.0.100.0.
lower montane0-20%............
21-40%............
41-60%............
61-80%20.017.9..16.715.230.812.8..24.98.8
over 80%80.017.9..83.315.269.212.8..75.18.8
total100.0...100.0.100.0...100.0.
colline/submontane0-20%............
21-40%............
41-60%......100.0...32.526.9
61-80%............
over 80%....100.0.....67.526.9
total....100.0.100.0...100.0.
total0-20%......1.10.85.23.61.50.7
21-40%....5.63.84.81.6..4.01.2
41-60%7.67.3..13.95.815.12.610.34.913.92.1
61-80%15.410.0..13.95.827.43.333.37.525.82.6
over 80%77.011.7..66.77.951.63.751.28.054.83.0
total100.0...100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169558/155941

NFI1

forest area: number of types natural hazards SilvaProtect · canton
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
number of types natural hazards SilvaProtect
no natural hazardone natural hazardtwo natural hazardsthree natural hazardsfour natural hazardstotal
canton1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG..1.625......1.625
AI..2.5160.3570.1100..2.915
AR..2.6170.544....3.115
BE..62.9312.593.4170.93379.73
BL/BS..3.0180.640....3.616
FR..15.271.2290.358..16.86
GE............
GL..5.5123.0170.8350.4509.78
GR..70.9322.764.5151.42799.52
JU..10.090.641....10.68
LU..6.1121.031....7.011
NE..2.7181.2280.271..4.115
NW..2.9171.1300.4490.11004.512
OW..7.891.4260.3570.11009.68
SG..26.755.2131.1300.45033.44
SH..0.640......0.640
SO..2.5190.7370.11000.11003.416
SZ..11.682.4200.3580.35814.77
TG..2.2200.450....2.618
TI..73.5321.966.1120.545102.02
UR..4.1154.1151.3270.83510.28
VD..15.784.3152.321..22.36
VS..41.4421.969.2102.12174.73
ZG..2.4170.1100....2.516
ZH..0.933......0.933
Switzerland..375.31107.0330.467.212519.91

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169559/155942

NFI1

forest area: number of types natural hazards SilvaProtect · production region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
number of types natural hazards SilvaProtect %± %± %± %± %± %±
no natural hazard............
one natural hazard81.52.194.31.685.21.162.71.071.21.372.20.6
two natural hazards14.41.95.71.612.81.026.00.922.21.220.60.6
three natural hazards3.81.0..1.80.48.80.65.80.75.90.3
four natural hazards0.30.3..0.30.22.50.30.90.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169560/155943

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine0-20%........0.41000.4100
21-40%....0.4100....0.4100
41-60%......0.7710.7711.450
61-80%......2.4381.4503.830
over 80%......3.133..3.133
total....0.41006.2232.5389.119
lower subalpine0-20%......0.7710.41001.158
21-40%......1.745..1.745
41-60%0.4100..1.4504.9270.41007.022
61-80%....0.41008.6201.45010.418
over 80%0.4100..1.15811.1173.23315.715
total0.771..2.93527.0115.32535.910
upper montane0-20%............
21-40%....0.41001.450..1.745
41-60%....0.41003.8300.41004.528
61-80%0.4100..1.1585.2261.8458.420
over 80%1.845..5.02615.9143.93026.711
total2.241..6.82326.3116.02441.39
lower montane0-20%............
21-40%............
41-60%............
61-80%0.4100..0.41001.450..2.141
over 80%1.550..1.8453.133..6.424
total1.845..2.2414.528..8.520
colline/submontane0-20%............
21-40%............
41-60%......0.3100..0.3100
61-80%............
over 80%....0.771....0.771
total....0.7710.3100..1.158
total0-20%......0.7710.7711.450
21-40%....0.7713.133..3.830
41-60%0.4100..1.8459.7191.45013.316
61-80%0.771..1.84517.6144.62724.812
over 80%3.731..8.62033.2107.12252.68
total4.727..13.01664.3713.81595.96

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169561/155944

NFI1

forest area: number of types natural hazards SilvaProtect · production region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
number of types natural hazards SilvaProtect1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no natural hazard............
one natural hazard28.7619.9796.63140.7288.43374.41
two natural hazards5.1141.22914.6858.3427.66106.73
three natural hazards1.328..2.02219.877.21130.36
four natural hazards0.1100..0.3585.7131.1307.112
total35.2521.17113.52224.52124.32518.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169562/155945

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpine0-20%..........14.313.23.93.8
21-40%..100.0.........4.03.9
41-60%......20.012.7..28.617.115.47.1
61-80%......20.012.762.517.157.118.742.59.7
over 80%......60.015.537.517.1..34.39.3
total..100.0...100.0.100.0.100.0.100.0.
lower subalpine0-20%..7.16.9..2.62.5..6.96.73.01.7
21-40%....7.77.47.34.15.65.4..4.82.1
41-60%50.335.421.411.038.713.517.05.916.78.86.66.419.43.9
61-80%..28.612.123.011.726.86.944.411.726.611.429.14.5
over 80%49.735.442.913.230.712.846.37.833.311.159.812.743.64.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montane0-20%..............
21-40%..8.14.55.65.4..5.35.1..4.31.9
41-60%..5.43.75.65.423.89.321.19.46.15.910.92.9
61-80%16.715.213.55.65.65.423.89.336.811.129.311.020.33.7
over 80%83.315.273.07.383.38.852.410.936.811.164.611.664.54.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montane0-20%..............
21-40%..............
41-60%..............
61-80%20.017.9..30.014.5..40.021.9..24.88.8
over 80%80.017.9100.0.70.014.5..60.021.9..75.28.8
total100.0.100.0.100.0...100.0...100.0.
colline/submontane0-20%..............
21-40%..............
41-60%......100.0.....32.226.7
61-80%..............
over 80%..100.0.........67.826.7
total..100.0...100.0.....100.0.
total0-20%..1.71.7..1.51.4..5.23.61.50.7
21-40%..6.93.34.93.44.12.34.02.8..4.01.2
41-60%7.87.58.63.714.75.620.54.714.04.910.34.913.82.1
61-80%15.410.015.54.817.15.924.65.044.07.033.37.525.92.6
over 80%76.811.767.26.263.37.549.35.938.06.951.28.054.83.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169563/155946

NFI1

forest area: number of types natural hazards SilvaProtect · protection forest region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
number of types natural hazards SilvaProtect %± %± %± %± %± %± %±
no natural hazard..............
one natural hazard86.41.577.61.271.81.655.51.872.51.671.21.372.20.6
two natural hazards11.11.316.51.120.71.529.41.622.01.522.21.220.60.6
three natural hazards2.30.64.90.64.90.812.31.24.40.75.80.75.80.3
four natural hazards0.20.21.00.32.60.62.90.61.00.40.90.31.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169564/155947

NFI1

forest area: number of types natural hazards SilvaProtect · protection forest region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
number of types natural hazards SilvaProtect1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no natural hazard..............
one natural hazard48.5486.8353.5441.4455.9488.43374.61
two natural hazards6.21318.4715.5821.9617.0727.66106.63
three natural hazards1.3285.5133.7169.2103.4177.21130.36
four natural hazards0.11001.1301.9232.1210.8351.1307.212
total56.14111.9274.6374.7377.03124.32518.61

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169565/155948

NFI3

forest area: altitudinal vegetation zone · degree of cover (aerial photo, 5 classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine0-20%..........0.41000.4100
21-40%..0.4100........0.4100
41-60%......0.771..0.7711.450
61-80%......0.7711.8451.4503.930
over 80%......2.1411.158..3.133
total..0.4100..3.4312.8352.5389.119
lower subalpine0-20%..0.4100..0.4100..0.41001.158
21-40%....0.31001.0580.4100..1.745
41-60%0.41001.1581.7452.4371.1580.41007.022
61-80%..1.4501.0583.8302.8351.45010.518
over 80%0.41002.2411.4506.5222.1413.23315.715
total0.7715.0264.52714.1156.3235.32536.010
upper montane0-20%..............
21-40%..1.1580.3100..0.4100..1.845
41-60%..0.7710.31001.7441.4500.41004.628
61-80%0.41001.8450.31001.7442.5381.8458.520
over 80%1.8459.7195.2253.8302.5383.93026.811
total2.14113.3166.2237.2216.7226.02441.69
lower montane0-20%..............
21-40%..............
41-60%..............
61-80%0.4100..1.058..0.771..2.141
over 80%1.4501.4502.438..1.158..6.323
total1.8451.4503.431..1.845..8.420
colline/submontane0-20%..............
21-40%..............
41-60%......0.3100....0.3100
61-80%..............
over 80%..0.771........0.771
total..0.771..0.3100....1.158
total0-20%..0.4100..0.4100..0.7711.450
21-40%..1.4500.7711.0580.771..3.930
41-60%0.41001.8452.1415.1252.5381.45013.316
61-80%0.7713.2332.4386.2237.7214.62724.912
over 80%3.63214.1169.01912.3166.7227.12252.78
total4.72820.91314.21525.01117.61313.81596.26

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169566/155949

NFI1

forest area: number of types natural hazards SilvaProtect · economic region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
number of types natural hazards SilvaProtect
no natural hazardone natural hazardtwo natural hazardsthree natural hazardsfour natural hazardstotal
economic region %± %± %± %± %± %±
Western Jura..80.92.314.42.04.41.20.30.3100.0.
Eastern Jura..85.44.914.65.1....100.0.
Western Plateau..98.01.92.01.9....100.0.
Central Plateau..94.32.35.72.3....100.0.
Eastern Plateau..91.23.78.83.7....100.0.
Western Pre-Alps..83.22.214.02.12.91.0..100.0.
Central Pre-Alps..84.91.612.71.51.90.60.60.4100.0.
Eastern Pre-Alps..87.01.712.21.70.80.5..100.0.
Northwestern Alps..63.52.623.62.310.71.62.20.8100.0.
Central Alps..43.14.038.63.911.12.57.22.1100.0.
Northeastern Alps..65.53.223.02.97.81.83.71.3100.0.
Southwestern Alps..55.51.829.41.612.31.22.90.6100.0.
Southeastern Alps..72.51.622.01.54.40.71.00.4100.0.
Southern Alps..71.21.322.21.25.80.70.90.3100.0.
Switzerland..72.20.620.60.65.90.31.40.2100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #169567/155950

NFI3

forest area: altitudinal vegetation zone · stand structure · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonstand structure %± %± %± %± %± %±
AGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
AIn/a............
single-layered..100.0.100.0.....100.0.
multi-layered............
stratified............
clustered structure............
total..100.0.100.0.....100.0.
ARn/a............
single-layered....100.0.....100.0.
multi-layered............
stratified............
clustered structure............
total....100.0.....100.0.
BEn/a..9.08.68.05.4..100.0.9.74.6
single-layered..45.215.048.010.050.025.0..45.17.7
multi-layered..9.08.620.08.025.021.7..16.65.7
stratified..36.814.624.08.525.021.7..26.36.8
clustered structure100.0.........2.42.3
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
FRn/a....50.035.5....33.327.3
single-layered........100.0.33.327.3
multi-layered............
stratified....50.035.5....33.327.3
clustered structure............
total....100.0...100.0.100.0.
GEn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
GLn/a....50.035.7....9.28.8
single-layered..20.418.350.035.775.021.8..45.815.1
multi-layered..20.418.3......9.28.8
stratified..38.921.8..25.021.8..26.713.3
clustered structure..20.418.3......9.28.8
total..100.0.100.0.100.0...100.0.
GRn/a....3.83.8....1.61.6
single-layered30.014.542.910.853.99.8....42.06.3
multi-layered10.09.519.08.619.27.780.017.9..22.65.3
stratified50.015.833.310.323.08.320.017.9..30.65.9
clustered structure10.09.54.84.7......3.22.2
total100.0.100.0.100.0.100.0...100.0.
JUn/a............
single-layered............
multi-layered....100.0.100.0...100.0.
stratified............
clustered structure............
total....100.0.100.0...100.0.
LUn/a............
single-layered....100.0.....100.0.
multi-layered............
stratified............
clustered structure............
total....100.0.....100.0.
NEn/a............
single-layered............
multi-layered....50.035.5....33.327.4
stratified....50.035.5100.0...66.727.3
clustered structure............
total....100.0.100.0...100.0.
NWn/a............
single-layered............
multi-layered..100.0.100.0.100.0...100.0.
stratified............
clustered structure............
total..100.0.100.0.100.0...100.0.
OWn/a............
single-layered............
multi-layered....100.0.100.0...40.022.1
stratified..33.327.5......20.018.1
clustered structure..66.727.4......40.022.1
total..100.0.100.0.100.0...100.0.
SGn/a............
single-layered....83.315.225.021.7..60.015.5
multi-layered....16.715.350.025.1..30.014.5
stratified......25.021.7..10.09.5
clustered structure............
total....100.0.100.0...100.0.
SHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SOn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SZn/a............
single-layered..100.0.......16.715.3
multi-layered....100.0.100.0...83.315.2
stratified............
clustered structure............
total..100.0.100.0.100.0...100.0.
TGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
TIn/a....10.09.5....3.73.6
single-layered..41.514.230.014.5....29.68.8
multi-layered..41.814.330.014.5....29.78.8
stratified80.017.916.610.730.014.5....33.39.1
clustered structure20.017.9........3.73.6
total100.0.100.0.100.0.....100.0.
URn/a............
single-layered..40.022.075.021.7100.0...60.015.6
multi-layered..40.022.125.021.8....30.014.6
stratified..20.018.0......10.09.5
clustered structure............
total..100.0.100.0.100.0...100.0.
VDn/a............
single-layered....44.416.6....36.414.5
multi-layered....44.416.6100.0...45.515.0
stratified....11.110.5....9.18.7
clustered structure..100.0.......9.18.7
total..100.0.100.0.100.0...100.0.
VSn/a..5.03.5......2.82.0
single-layered60.015.541.47.738.110.6....42.45.8
multi-layered20.012.721.96.547.610.9..100.0.30.15.4
stratified20.012.729.27.114.37.6....23.34.9
clustered structure..2.42.4......1.41.4
total100.0.100.0.100.0...100.0.100.0.
ZGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
ZHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Switzerlandn/a..2.91.75.22.1..33.827.43.71.2
single-layered34.39.340.44.845.54.629.39.334.527.740.93.0
multi-layered11.46.222.44.131.64.350.410.231.726.528.02.7
stratified42.79.728.14.417.73.520.38.2..24.02.6
clustered structure11.66.36.12.4......3.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169568/155951

NFI1

forest area: number of types natural hazards SilvaProtect · economic region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
number of types natural hazards SilvaProtect
no natural hazardone natural hazardtwo natural hazardsthree natural hazardsfour natural hazardstotal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura..24.464.4151.3280.110030.25
Eastern Jura..4.2150.738....5.014
Western Plateau..5.0140.1100....5.114
Central Plateau..9.690.641....10.29
Eastern Plateau..5.2140.545....5.713
Western Pre-Alps..22.953.9150.835..27.64
Central Pre-Alps..40.746.1130.9330.35848.04
Eastern Pre-Alps..33.044.6140.358..37.94
Northwestern Alps..23.068.6103.9160.83536.34
Central Alps..6.8116.1121.7241.13015.76
Northeastern Alps..14.175.0131.7240.83521.55
Southwestern Alps..41.4421.969.2102.12174.73
Southeastern Alps..55.9417.073.4170.83577.03
Southern Alps..88.4327.667.2111.130124.32
Switzerland..374.71106.9330.467.212519.11

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169569/155952

NFI3

forest area: altitudinal vegetation zone · stand structure · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
AIn/a............
single-layered..0.6690.3100....1.054
multi-layered............
stratified............
clustered structure............
total..0.6690.3100....1.054
ARn/a............
single-layered....0.3100....0.3100
multi-layered............
stratified............
clustered structure............
total....0.3100....0.3100
BEn/a..0.31000.771..0.41001.450
single-layered..1.7454.1290.771..6.523
multi-layered..0.31001.7450.3100..2.438
stratified..1.4502.1410.3100..3.830
clustered structure0.3100........0.3100
total0.31003.8308.5201.4500.410014.415
BL/BSn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
FRn/a....0.4100....0.4100
single-layered........0.41000.4100
multi-layered............
stratified....0.4100....0.4100
clustered structure............
total....0.770..0.41001.157
GEn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
GLn/a....0.4100....0.4100
single-layered..0.41000.41001.257..1.943
multi-layered..0.4100......0.4100
stratified..0.771..0.4100..1.157
clustered structure..0.4100......0.4100
total..1.9440.8701.549..4.228
GRn/a....0.3100....0.3100
single-layered1.0583.1334.926....9.119
multi-layered0.31001.4501.7451.450..4.926
stratified1.7452.4382.1410.3100..6.623
clustered structure0.31000.3100......0.771
total3.5317.3219.1191.745..21.612
JUn/a............
single-layered............
multi-layered....0.41000.4100..0.870
stratified............
clustered structure............
total....0.41000.4100..0.870
LUn/a............
single-layered....0.670....0.670
multi-layered............
stratified............
clustered structure............
total....0.670....0.670
NEn/a............
single-layered............
multi-layered....0.3100....0.3100
stratified....0.31000.3100..0.670
clustered structure............
total....0.6700.3100..1.057
NWn/a............
single-layered............
multi-layered..0.41000.41000.4100..1.255
stratified............
clustered structure............
total..0.41000.41000.4100..1.255
OWn/a............
single-layered............
multi-layered....0.41000.4100..0.770
stratified..0.4100......0.4100
clustered structure..0.770......0.770
total..1.1570.41000.4100..1.943
SGn/a............
single-layered....1.8440.4100..2.240
multi-layered....0.41000.770..1.157
stratified......0.4100..0.4100
clustered structure............
total....2.2401.450..3.631
SHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SOn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
SZn/a............
single-layered..0.4100......0.4100
multi-layered....1.4490.4100..1.844
stratified............
clustered structure............
total..0.41001.4490.4100..2.240
TGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
TIn/a....0.4100....0.4100
single-layered..1.8441.158....2.935
multi-layered..1.8451.158....2.935
stratified1.4500.7711.158....3.233
clustered structure0.4100........0.4100
total1.8444.3293.631....9.719
URn/a............
single-layered..0.7701.0570.3100..2.039
multi-layered..0.7700.3100....1.057
stratified..0.3100......0.3100
clustered structure............
total..1.7441.3490.3100..3.330
VDn/a............
single-layered....1.550....1.550
multi-layered....1.5500.4100..1.944
stratified....0.4100....0.4100
clustered structure..0.4100......0.4100
total..0.41003.4330.4100..4.230
VSn/a..0.771......0.771
single-layered2.1415.8242.735....10.617
multi-layered0.7713.1333.431..0.31007.521
stratified0.7714.1281.058....5.824
clustered structure..0.3100......0.3100
total3.43114.1157.221..0.310025.011
ZGn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
ZHn/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Switzerlandn/a..1.0582.141..0.41003.632
single-layered3.13314.51518.8132.5380.410039.39
multi-layered1.0588.12113.1164.4290.310026.911
stratified3.93010.1187.3221.845..23.012
clustered structure1.0582.241......3.333
total9.11935.91041.398.6201.15896.16

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169570/155953

NFI1

forest area: processes in channels SilvaProtect, modelled and assigned · biogeographical region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assigned %± %± %± %± %± %± %±
inside perimeter51.12.681.02.390.50.787.51.378.31.792.60.785.90.5
outside perimeter48.92.619.02.39.50.712.51.321.71.77.40.714.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169571/155954

NFI1

forest area: altitudinal vegetation zone · biogeographical region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zone %± %± %± %± %± %± %±
upper subalpine....0.40.116.11.417.31.58.00.86.20.3
lower subalpine1.40.6..27.01.040.61.941.82.018.51.125.20.6
upper montane20.72.15.61.441.81.125.31.730.51.930.51.332.20.6
lower montane47.82.635.62.822.80.99.11.17.81.115.91.020.00.5
colline/submontane30.22.458.82.98.10.68.91.12.60.627.11.216.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169572/155955

NFI3

forest area: altitudinal vegetation zone · stand structure · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure %± %± %± %± %± %±
upper subalpinen/a............
single-layered......50.011.8..34.39.3
multi-layered......16.78.8..11.46.2
stratified......27.810.685.713.242.59.7
clustered structure....100.0.5.65.414.313.211.76.3
total....100.0.100.0.100.0.100.0.
lower subalpinen/a......3.92.2..2.91.7
single-layered50.335.4..37.517.141.05.639.912.640.74.8
multi-layered....12.511.721.84.733.512.222.34.1
stratified49.735.4..25.015.328.25.126.611.428.24.4
clustered structure....25.015.35.12.5..5.92.3
total100.0...100.0.100.0.100.0.100.0.
upper montanen/a....10.57.03.92.25.95.75.12.0
single-layered16.715.2..52.611.546.15.747.212.145.84.6
multi-layered66.719.3..21.19.432.95.423.510.331.34.3
stratified16.715.2..15.88.417.14.323.510.317.83.5
clustered structure............
total100.0...100.0.100.0.100.0.100.0.
lower montanen/a............
single-layered....33.319.338.513.5..28.99.2
multi-layered60.021.9..66.719.338.513.5..50.310.2
stratified40.021.9....23.111.7..20.88.3
clustered structure............
total100.0...100.0.100.0...100.0.
colline/submontanen/a....49.835.4....33.627.3
single-layered....50.235.4....33.927.4
multi-layered......100.0...32.526.9
stratified............
clustered structure............
total....100.0.100.0...100.0.
totaln/a....8.34.63.31.32.62.53.71.1
single-layered15.410.0..44.58.343.53.635.97.741.23.0
multi-layered53.913.8..25.07.227.43.323.16.827.82.7
stratified30.712.8..13.95.823.13.135.87.724.12.6
clustered structure....8.34.62.71.22.62.53.31.1
total100.0...100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169573/155956

NFI1

forest area: altitudinal vegetation zone · biogeographical region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI1
state 1983/85
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zone1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine....0.83510.7910.6910.11032.25
lower subalpine0.545..53.9427.0525.8623.56130.63
upper montane7.5111.62583.7316.8718.8738.75167.12
lower montane17.4710.01045.546.0124.81420.17103.83
colline/submontane11.0916.6816.185.9131.62534.4585.63
total36.3528.26200.1266.5361.63126.72519.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169574/155957
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