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NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr±
Western Juraupper subalpine........
lower subalpine0.50.3-2.5.0.80.40.50.2
upper montane0.80.22.02.11.30.30.90.2
lower montane0.40.20.20.60.60.30.40.2
colline/submontane0.20.20.30.40.60.50.20.2
total0.50.10.30.40.80.20.50.1
Eastern Juraupper subalpine........
lower subalpine........
upper montane0.8.....0.8.
lower montane1.00.4..0.50.40.90.3
colline/submontane0.10.20.0.0.30.50.10.2
total0.30.20.0.0.40.30.30.1
Western Plateauupper subalpine........
lower subalpine0.20.4....0.20.4
upper montane1.51.3..-3.50.00.91.3
lower montane-0.50.3..3.10.9-0.30.3
colline/submontane0.50.4..-0.40.50.40.3
total-0.00.2..0.80.60.00.2
Central Plateauupper subalpine........
lower subalpine........
upper montane-2.11.0..0.40.6-1.20.9
lower montane-0.40.2..0.00.4-0.30.2
colline/submontane-0.40.2-3.60.00.10.4-0.40.2
total-0.40.1-3.60.00.10.3-0.40.1
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-0.90.7..6.40.0-0.70.8
lower montane0.30.3..0.71.20.30.3
colline/submontane-0.20.1..0.30.6-0.20.1
total-0.10.1..0.50.6-0.10.1
Western Pre-Alpsupper subalpine........
lower subalpine0.40.5..0.10.50.20.4
upper montane-0.20.6-0.6.0.70.40.30.3
lower montane0.50.8..1.01.10.70.6
colline/submontane-0.60.0..0.00.7-0.00.6
total0.10.4-0.6.0.50.30.30.2
Central Pre-Alpsupper subalpine2.10.4..1.11.21.40.8
lower subalpine0.40.4-0.70.00.20.40.30.3
upper montane-0.20.3-1.8.0.50.20.10.2
lower montane0.40.34.70.00.50.30.40.2
colline/submontane0.50.5-4.00.0-0.30.40.00.3
total0.10.2-1.01.30.30.10.20.1
Eastern Pre-Alpsupper subalpine........
lower subalpine0.20.4..0.40.50.30.3
upper montane0.10.4..0.10.30.10.2
lower montane1.00.51.6.0.30.40.60.3
colline/submontane0.50.5-1.40.1-0.10.50.10.4
total0.40.2-0.30.90.20.20.30.1
Northwestern Alpsupper subalpine1.10.0..0.21.60.80.8
lower subalpine0.90.4-1.41.10.80.50.70.3
upper montane0.70.9-0.91.10.40.40.40.3
lower montane1.32.00.71.40.60.70.80.7
colline/submontane1.31.4-0.11.61.90.91.20.8
total0.90.4-0.50.70.70.30.70.2
Central Alpsupper subalpine0.10.0..3.90.01.41.2
lower subalpine0.70.74.20.6-0.10.50.60.5
upper montane0.30.91.60.61.51.01.10.6
lower montane1.20.40.20.21.90.61.30.3
colline/submontane4.40.3-0.31.02.31.01.90.8
total0.90.51.30.51.10.41.10.3
Northeastern Alpsupper subalpine....1.30.01.30.0
lower subalpine0.50.5..0.30.80.40.4
upper montane0.90.43.01.70.20.50.50.4
lower montane0.10.5-0.20.5-0.00.4-0.10.3
colline/submontane-0.70.0..-0.51.0-0.50.8
total0.50.30.20.50.10.30.20.2
Southwestern Alpsupper subalpine1.40.615.610.11.50.31.60.3
lower subalpine0.50.60.60.51.00.20.90.2
upper montane1.30.81.60.41.20.41.20.3
lower montane1.61.01.31.51.30.51.40.5
colline/submontane-0.40.60.71.22.10.91.00.5
total0.80.31.10.41.20.11.10.1
Southeastern Alpsupper subalpine0.80.30.90.01.50.61.20.4
lower subalpine0.60.31.80.40.20.20.40.2
upper montane1.30.31.00.10.20.20.60.2
lower montane0.40.50.50.40.80.40.60.3
colline/submontane-0.50.5..2.31.10.20.5
total0.70.21.10.20.50.20.60.1
Southern Alpsupper subalpine3.50.82.40.02.30.32.50.3
lower subalpine3.00.90.71.01.70.31.80.3
upper montane1.91.02.70.81.70.31.80.3
lower montane1.61.02.30.73.00.52.80.4
colline/submontane1.20.62.41.02.40.32.10.3
total1.90.42.30.52.10.22.10.1
Switzerlandupper subalpine1.30.34.62.11.60.31.50.2
lower subalpine0.60.10.60.50.60.10.60.1
upper montane0.40.11.30.40.70.10.60.1
lower montane0.20.10.50.30.80.10.40.1
colline/submontane-0.10.10.40.40.70.20.10.1
total0.20.00.80.20.70.10.40.0
© WSL, Swiss National Forest Inventory, 19.06.2020 #841958/308289
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: canton
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr±
AGupper subalpine........
lower subalpine........
upper montane........
lower montane1.30.9....1.30.9
colline/submontane-0.20.5..0.91.0-0.20.4
total-0.10.4..0.91.0-0.00.4
AIupper subalpine........
lower subalpine0.42.6..0.71.80.51.4
upper montane2.01.1..-6.42.7-1.71.8
lower montane0.40.8..2.90.71.60.7
colline/submontane....-0.11.5-0.11.5
total1.20.7..-1.41.6-0.21.0
ARupper subalpine........
lower subalpine........
upper montane2.71.1..2.00.62.40.8
lower montane-3.92.4..1.61.9-1.81.9
colline/submontane-1.50.1..2.11.20.60.9
total-1.11.6..1.71.0-0.01.1
BEupper subalpine2.40.3..3.41.22.90.6
lower subalpine0.81.10.44.31.71.21.30.8
upper montane-0.60.81.31.30.30.5-0.00.5
lower montane-0.60.51.80.50.40.4-0.10.3
colline/submontane-1.10.5-8.02.4-1.40.9-1.30.5
total-0.60.3-0.71.30.30.3-0.20.2
BL/BSupper subalpine........
lower subalpine........
upper montane4.92.9....4.92.9
lower montane0.40.4..-1.11.2-0.10.5
colline/submontane-0.70.64.70.3-0.50.7-0.60.6
total-0.20.54.70.3-0.90.9-0.30.4
FRupper subalpine....19.70.019.70.0
lower subalpine3.32.9..1.01.41.91.4
upper montane1.11.8..1.71.01.50.9
lower montane0.80.9..2.41.11.10.7
colline/submontane-0.11.3..1.42.50.01.2
total0.80.7..1.70.71.10.5
GEupper subalpine........
lower subalpine........
upper montane........
lower montane........
colline/submontane-0.61.3....-0.61.3
total-0.61.3....-0.61.3
GLupper subalpine........
lower subalpine2.00.9..1.40.91.80.7
upper montane-2.51.911.61.90.40.9-0.41.1
lower montane-6.14.4-0.61.00.11.6-2.12.0
colline/submontane....2.12.52.12.5
total-1.31.70.01.20.60.7-0.30.9
GRupper subalpine1.20.42.02.02.51.52.00.9
lower subalpine1.70.51.50.50.60.41.10.3
upper montane1.00.61.60.71.00.51.00.4
lower montane-1.61.3-0.31.91.60.8-0.00.8
colline/submontane-0.90.9-1.62.22.31.20.40.8
total0.80.31.00.61.20.31.00.2
JUupper subalpine........
lower subalpine........
upper montane-1.51.4..2.70.7-0.51.2
lower montane-0.10.91.90.2-0.01.2-0.00.7
colline/submontane1.10.7-3.23.4-0.31.30.40.7
total0.00.6-1.82.50.30.80.00.5
LUupper subalpine........
lower subalpine-0.31.1..-2.02.0-0.81.0
upper montane-1.50.7..0.61.2-1.10.6
lower montane0.20.7..1.11.10.40.7
colline/submontane-1.01.0..0.61.1-0.70.8
total-0.60.4..0.30.7-0.40.4
NEupper subalpine........
lower subalpine2.61.0..1.5.2.40.9
upper montane1.20.5..-1.91.71.00.4
lower montane-0.20.8..0.11.1-0.10.7
colline/submontane1.91.2-2.90.0..0.91.3
total1.00.4-2.90.0-0.40.90.70.3
NWupper subalpine........
lower subalpine3.21.1..2.91.53.00.9
upper montane1.1...1.41.01.41.0
lower montane-0.52.92.10.01.51.6-0.02.2
colline/submontane-1.10.0..0.71.80.21.3
total1.31.62.10.01.40.71.40.9
OWupper subalpine18.80.0..1.40.02.61.7
lower subalpine1.61.0-8.40.01.40.81.20.7
upper montane0.31.4..1.53.00.81.6
lower montane2.42.3..0.71.51.81.5
colline/submontane3.42.7..-0.21.20.61.2
total1.40.8-9.50.01.10.91.20.6
SGupper subalpine....3.90.03.90.0
lower subalpine2.21.0..1.30.71.80.7
upper montane1.00.63.21.30.50.70.70.5
lower montane-1.80.91.10.80.40.8-0.50.6
colline/submontane-1.00.9-9.60.2-0.70.6-1.10.5
total-0.20.5-0.61.70.30.40.10.3
SHupper subalpine........
lower subalpine........
upper montane........
lower montane-0.11.1..2.10.00.01.1
colline/submontane1.20.7..1.9.1.30.7
total0.80.6..2.00.00.90.6
SOupper subalpine........
lower subalpine0.40.4....0.40.4
upper montane1.00.8-3.2.0.40.00.70.7
lower montane-0.70.90.21.6-0.81.4-0.60.7
colline/submontane0.30.61.8.2.11.80.50.6
total0.10.50.01.10.41.00.10.4
SZupper subalpine........
lower subalpine1.90.7..0.01.41.20.7
upper montane1.60.7-0.0.-0.71.00.10.7
lower montane1.90.63.8.-1.11.50.70.8
colline/submontane1.20.38.30.0-6.53.6-0.31.7
total1.80.32.61.7-1.00.70.50.4
TGupper subalpine........
lower subalpine........
upper montane....-3.10.0-3.10.0
lower montane0.21.3..-2.54.00.01.3
colline/submontane-0.40.7..-0.31.5-0.40.6
total-0.30.6..-0.71.3-0.30.5
TIupper subalpine2.21.0..1.91.32.00.9
lower subalpine3.81.0-0.70.01.60.61.90.6
upper montane3.51.41.60.81.50.41.60.4
lower montane4.22.33.51.40.91.11.41.0
colline/submontane1.90.81.71.61.40.51.60.4
total2.60.62.00.81.40.31.60.3
URupper subalpine1.30.0..1.30.01.30.0
lower subalpine2.71.62.72.11.21.01.90.8
upper montane1.80.82.71.80.11.71.30.9
lower montane1.90.50.01.73.00.51.90.7
colline/submontane-0.22.78.46.45.10.82.91.8
total1.80.72.31.11.60.81.80.5
VDupper subalpine3.70.7....3.70.7
lower subalpine0.30.5..1.21.10.50.4
upper montane1.00.3..1.20.81.10.3
lower montane-1.20.712.80.02.71.0-0.80.6
colline/submontane0.10.92.51.8-0.21.10.10.7
total-0.00.33.82.21.20.50.20.3
VSupper subalpine1.90.91.43.31.40.61.50.5
lower subalpine0.61.51.70.71.00.31.00.3
upper montane1.00.90.70.61.90.51.70.4
lower montane2.31.6-2.42.7-0.30.60.00.7
colline/submontane1.41.4-2.42.00.91.30.70.9
total1.20.70.30.71.20.21.10.2
ZGupper subalpine........
lower subalpine....0.0.0.0.
upper montane-4.23.0..-1.81.2-2.91.7
lower montane0.92.1..2.52.81.51.8
colline/submontane-1.11.5..1.30.9-0.31.3
total-1.21.4..-0.11.1-0.81.0
ZHupper subalpine........
lower subalpine........
upper montane0.61.1..43.0.1.61.7
lower montane-0.50.7..-1.12.3-0.50.7
colline/submontane-0.20.4..-2.53.1-0.20.4
total-0.20.3..-1.52.3-0.30.3
Switzerlandupper subalpine1.60.41.81.82.10.81.90.6
lower subalpine1.30.31.00.81.00.21.10.2
upper montane0.40.21.60.50.80.20.60.2
lower montane-0.40.20.80.50.60.3-0.00.2
colline/submontane-0.20.2-1.61.10.20.3-0.10.2
total0.10.10.50.40.80.10.40.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841959/308290
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr±
Western Juraupper subalpine........
lower subalpine0.50.5-12.80.02.20.40.50.5
upper montane0.60.32.02.62.40.60.90.3
lower montane-0.20.41.50.70.10.5-0.10.3
colline/submontane0.60.4-1.51.8-0.11.10.30.4
total0.30.2-0.51.20.70.40.40.2
Eastern Juraupper subalpine........
lower subalpine........
upper montane1.50.0....1.50.0
lower montane0.30.6..-0.91.30.00.5
colline/submontane-0.30.57.2.0.50.8-0.20.4
total-0.20.47.2.-0.20.8-0.20.3
Western Plateauupper subalpine........
lower subalpine0.60.8....0.60.8
upper montane1.60.8..39.2.1.70.8
lower montane-0.20.7..3.51.30.10.7
colline/submontane-0.30.8..-1.21.3-0.40.7
total-0.10.4..1.01.00.00.4
Central Plateauupper subalpine........
lower subalpine........
upper montane-3.80.7..-0.81.3-1.91.0
lower montane-0.70.6..0.80.6-0.40.5
colline/submontane-1.10.5-21.4.-1.51.0-1.20.4
total-0.90.4-21.4.-0.60.7-0.90.3
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-0.21.2..-3.1.-0.41.1
lower montane-0.20.5..-0.01.7-0.20.5
colline/submontane-0.20.3..0.30.9-0.20.3
total-0.20.2..0.10.8-0.20.2
Western Pre-Alpsupper subalpine........
lower subalpine2.41.5..0.71.01.40.8
upper montane0.71.4-4.10.00.41.00.40.8
lower montane-0.81.1..2.30.80.60.8
colline/submontane2.70.0..3.20.53.10.5
total0.90.8-4.10.00.90.60.90.5
Central Pre-Alpsupper subalpine3.01.9..3.11.22.91.0
lower subalpine-0.31.2-8.4.1.10.70.20.7
upper montane-0.40.51.9.0.20.5-0.10.3
lower montane0.40.62.10.00.10.50.30.4
colline/submontane0.40.8..-1.41.1-0.50.7
total-0.00.4-3.93.60.20.30.10.2
Eastern Pre-Alpsupper subalpine........
lower subalpine1.60.6..0.41.01.00.5
upper montane1.00.7..-0.90.7-0.10.5
lower montane-0.50.93.80.00.20.9-0.10.6
colline/submontane0.10.7-9.60.2-0.60.6-0.70.5
total0.40.5-5.03.7-0.40.4-0.10.3
Northwestern Alpsupper subalpine2.4...1.90.32.50.4
lower subalpine0.60.64.05.81.71.41.30.8
upper montane2.20.50.50.50.10.80.60.6
lower montane-3.21.32.50.92.01.10.11.0
colline/submontane-1.71.5-4.63.00.90.8-1.41.1
total0.20.50.11.61.10.70.70.4
Central Alpsupper subalpine1.30.0..1.3.1.30.0
lower subalpine2.70.82.42.60.60.91.80.6
upper montane0.11.11.81.34.02.02.11.0
lower montane1.21.10.01.81.60.91.30.7
colline/submontane2.50.67.22.52.71.83.41.0
total1.50.62.11.02.30.81.90.4
Northeastern Alpsupper subalpine....3.90.03.90.0
lower subalpine2.20.9..1.90.62.10.6
upper montane-1.61.55.72.00.40.60.20.7
lower montane-5.62.40.10.8-0.50.9-1.61.1
colline/submontane1.30.0..1.51.11.50.9
total-1.21.30.90.90.50.4-0.00.5
Southwestern Alpsupper subalpine2.10.71.43.31.40.61.60.5
lower subalpine0.11.51.70.71.00.30.80.3
upper montane0.20.80.70.61.80.51.50.4
lower montane2.01.6-2.42.7-0.30.6-0.10.7
colline/submontane1.51.6-2.42.00.81.30.60.9
total0.80.80.30.71.10.21.00.2
Southeastern Alpsupper subalpine0.70.40.20.02.52.01.81.2
lower subalpine1.50.51.50.50.40.40.80.3
upper montane0.70.61.31.01.40.51.20.4
lower montane-1.51.4-1.61.71.31.1-0.50.9
colline/submontane-1.40.9..1.91.9-0.30.9
total0.50.40.70.61.10.40.90.3
Southern Alpsupper subalpine1.80.65.10.02.30.92.20.6
lower subalpine2.30.9-0.10.41.40.61.50.5
upper montane2.51.01.80.61.10.51.20.4
lower montane1.71.33.31.20.91.11.20.9
colline/submontane1.30.81.11.41.50.51.40.4
total1.80.41.90.61.30.31.40.3
Switzerlandupper subalpine1.30.32.52.02.10.91.80.6
lower subalpine1.00.30.71.00.90.21.00.2
upper montane0.50.21.60.50.70.20.70.2
lower montane-0.30.20.70.50.50.3-0.00.2
colline/submontane-0.30.2-1.81.10.20.3-0.20.2
total0.00.10.50.40.70.10.30.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841960/308291
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aupper subalpine..3.30.61.30.01.90.91.10.52.00.61.60.4
lower subalpine0.50.51.10.72.20.50.61.51.70.53.00.91.30.3
upper montane0.50.3-0.40.60.60.61.00.90.90.62.71.00.40.2
lower montane-0.40.3-0.30.5-1.00.92.31.6-1.61.34.32.3-0.40.2
colline/submontane-0.30.2-0.00.80.30.71.41.4-1.11.01.80.8-0.20.2
total-0.20.10.10.30.40.41.20.70.70.42.40.40.10.1
inside perimeterupper subalpine......1.43.3-0.60.65.10.01.81.8
lower subalpine-12.80.0-2.14.12.52.11.70.71.50.5-0.10.30.71.0
upper montane2.02.60.10.72.61.30.70.61.21.01.80.61.60.5
lower montane1.50.72.40.70.30.7-2.42.7-1.61.73.91.30.90.5
colline/submontane-2.41.9-4.83.0-2.33.1-2.42.0-1.4.1.21.4-1.61.1
total-1.01.2-0.81.50.80.70.30.70.60.62.00.60.50.4
outside perimeterupper subalpine..3.91.12.51.01.40.62.41.92.50.82.10.9
lower subalpine2.20.41.20.60.90.51.00.30.50.41.60.51.00.2
upper montane2.10.60.40.40.20.51.90.51.20.51.30.50.80.2
lower montane0.40.40.60.40.40.6-0.30.61.41.01.01.10.50.2
colline/submontane-0.50.5-0.10.9-0.60.70.91.31.91.91.50.50.20.3
total0.30.30.60.30.20.31.20.21.10.41.40.30.80.1
totalupper subalpine..3.50.62.10.81.50.51.91.22.40.61.90.6
lower subalpine0.50.41.10.51.70.41.00.31.00.31.80.51.10.2
upper montane0.70.30.10.30.40.41.70.41.10.41.40.40.60.2
lower montane-0.20.20.20.3-0.20.50.00.7-0.30.81.50.9-0.10.2
colline/submontane-0.30.2-0.20.6-0.30.50.70.9-0.10.91.60.4-0.20.2
total-0.10.10.40.20.30.21.10.21.00.31.60.20.40.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841961/308292
NFI2NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr±
Western Juraupper subalpine........
lower subalpine0.60.3-5.0.1.30.60.50.3
upper montane0.50.20.71.21.30.50.60.2
lower montane0.00.20.10.80.20.30.10.2
colline/submontane-0.20.3-0.50.60.30.7-0.10.2
total0.20.1-0.40.50.50.20.30.1
Eastern Juraupper subalpine........
lower subalpine........
upper montane-0.10.0....-0.10.0
lower montane0.80.4..-0.10.60.60.4
colline/submontane-0.40.2191.1.-0.20.7-0.40.2
total-0.10.2191.1.-0.20.5-0.10.2
Western Plateauupper subalpine........
lower subalpine-0.20.5....-0.20.5
upper montane2.72.4..-5.8.1.92.2
lower montane-1.10.3..1.10.9-0.90.3
colline/submontane0.10.4..-1.00.6-0.10.4
total-0.50.2..-0.20.6-0.50.2
Central Plateauupper subalpine........
lower subalpine........
upper montane-2.51.5..0.10.7-1.31.0
lower montane-0.90.3..-0.50.5-0.80.3
colline/submontane-1.00.2-6.00.0-0.40.6-0.90.2
total-1.00.2-6.00.0-0.40.4-0.90.1
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-1.81.2..0.60.0-1.71.2
lower montane0.10.4..1.21.50.20.4
colline/submontane-0.60.2..-0.00.8-0.60.2
total-0.40.1..0.30.7-0.40.1
Western Pre-Alpsupper subalpine........
lower subalpine-0.10.6..-0.00.7-0.10.5
upper montane-0.80.8-2.00.00.20.4-0.10.4
lower montane-0.70.9..0.21.2-0.30.7
colline/submontane4.30.0..0.20.80.50.8
total-0.50.5-2.00.00.20.3-0.10.3
Central Pre-Alpsupper subalpine1.20.4..0.10.90.40.7
lower subalpine-0.10.6-2.0.0.30.50.10.4
upper montane-0.80.34.40.00.00.3-0.40.2
lower montane-0.00.44.40.0-0.10.3-0.00.2
colline/submontane0.50.6..-0.90.5-0.30.4
total-0.30.21.22.0-0.00.2-0.20.1
Eastern Pre-Alpsupper subalpine........
lower subalpine1.00.4..0.60.80.80.4
upper montane0.30.6..-0.30.40.00.3
lower montane0.50.52.40.00.20.60.40.4
colline/submontane-0.20.7-3.90.1-0.30.6-0.40.4
total0.40.3-1.91.6-0.00.30.20.2
Northwestern Alpsupper subalpine1.2...2.00.71.50.2
lower subalpine0.80.54.03.70.60.60.70.4
upper montane0.91.4-1.51.80.00.50.10.5
lower montane-0.50.7-0.71.71.50.50.40.5
colline/submontane-0.11.2-0.71.71.71.00.30.8
total0.50.5-0.41.10.50.30.40.3
Central Alpsupper subalpine1.60.0..2.10.01.90.1
lower subalpine2.70.71.30.40.20.51.40.4
upper montane-0.11.11.31.01.71.21.00.7
lower montane1.70.6-1.20.41.20.51.10.4
colline/submontane2.60.11.81.53.91.83.00.8
total1.50.60.80.51.40.51.30.3
Northeastern Alpsupper subalpine....1.10.01.10.0
lower subalpine0.60.6..1.40.70.90.4
upper montane0.60.93.02.01.40.51.30.4
lower montane-0.90.80.00.6-0.30.6-0.30.4
colline/submontane-1.70.0..1.31.00.61.0
total0.20.40.40.60.80.30.50.2
Southwestern Alpsupper subalpine1.30.67.43.81.40.41.40.3
lower subalpine0.90.80.70.41.00.21.00.2
upper montane1.30.61.30.61.00.41.00.3
lower montane0.40.8-0.61.00.90.50.60.4
colline/submontane1.01.3-0.91.11.10.90.80.6
total1.00.40.60.31.10.21.00.1
Southeastern Alpsupper subalpine1.00.30.40.02.00.81.60.5
lower subalpine0.80.31.50.30.50.30.60.2
upper montane1.30.40.40.40.30.30.60.3
lower montane0.30.7-0.10.51.20.50.60.4
colline/submontane-1.30.5..2.01.1-0.50.5
total0.70.20.70.30.70.20.70.1
Southern Alpsupper subalpine3.30.64.90.02.40.42.70.4
lower subalpine2.80.60.31.41.40.31.60.3
upper montane1.71.32.80.81.20.31.40.3
lower montane1.50.63.10.62.20.42.20.3
colline/submontane1.40.60.60.71.30.31.30.2
total1.90.41.80.51.50.21.60.1
Switzerlandupper subalpine1.40.34.61.61.80.41.70.3
lower subalpine0.70.20.90.40.70.10.70.1
upper montane0.20.21.10.50.50.10.40.1
lower montane-0.20.10.20.40.40.20.00.1
colline/submontane-0.50.1-0.50.40.30.2-0.30.1
total-0.10.10.50.20.60.10.20.0
© WSL, Swiss National Forest Inventory, 19.06.2020 #841962/308293
NFI2NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aupper subalpine....1.30.41.10.33.30.61.40.3
lower subalpine0.60.3-0.20.50.20.31.00.22.80.60.70.2
upper montane0.50.2-0.41.1-0.50.30.90.41.71.30.20.2
lower montane0.20.2-0.70.2-0.00.30.30.41.50.6-0.20.1
colline/submontane-0.30.2-0.60.10.20.4-0.40.51.40.6-0.50.1
total0.10.1-0.60.1-0.10.20.70.21.90.4-0.10.1
inside perimeterupper subalpine......4.12.44.9.4.51.6
lower subalpine-5.00.0..-2.00.01.20.30.31.40.80.4
upper montane0.81.2..-0.31.70.60.62.80.81.10.5
lower montane0.10.8..3.00.6-0.30.53.10.60.30.4
colline/submontane-0.40.6-6.00.0-3.80.1-0.30.90.60.7-0.50.4
total-0.30.5-6.00.0-1.01.20.40.31.80.50.40.2
outside perimeterupper subalpine....0.10.91.70.42.40.41.80.4
lower subalpine1.30.6..0.30.40.70.21.40.30.70.1
upper montane1.30.5-1.01.10.00.20.60.21.20.30.50.1
lower montane0.20.30.30.40.10.30.70.32.20.40.40.2
colline/submontane0.10.5-0.40.4-0.40.41.80.51.30.30.30.2
total0.40.2-0.20.30.00.10.80.11.50.20.60.1
totalupper subalpine....0.50.71.60.32.70.41.70.3
lower subalpine0.50.3-0.20.50.20.20.80.11.60.30.70.1
upper montane0.60.2-0.50.9-0.20.20.70.21.40.30.40.1
lower montane0.20.2-0.60.20.10.20.40.22.20.30.00.1
colline/submontane-0.30.2-0.60.1-0.30.30.50.31.30.2-0.30.1
total0.20.1-0.60.1-0.10.10.80.11.60.10.20.0
© WSL, Swiss National Forest Inventory, 19.06.2020 #841963/308294
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aupper subalpine....2.91.71.20.41.80.61.30.3
lower subalpine0.50.50.50.90.80.71.40.42.30.91.00.3
upper montane0.60.30.40.80.20.40.50.52.51.00.50.2
lower montane-0.10.3-0.40.4-0.10.5-1.81.01.71.3-0.40.2
colline/submontane0.10.3-0.50.20.30.6-0.60.71.30.8-0.30.2
total0.20.2-0.40.20.20.30.40.31.80.40.00.1
inside perimeterupper subalpine......0.82.15.10.02.42.0
lower subalpine-12.8...-8.40.01.90.7-0.10.40.61.0
upper montane2.12.6..-1.01.91.50.61.80.61.60.4
lower montane1.50.7..3.20.6-0.10.73.31.20.70.5
colline/submontane-1.51.8-21.4.-9.70.2-1.22.21.11.4-1.81.1
total-0.51.2-21.4.-4.52.50.80.41.90.60.40.4
outside perimeterupper subalpine....3.11.22.01.12.30.92.10.9
lower subalpine2.20.4..0.80.50.80.31.40.60.90.2
upper montane2.40.6-1.21.2-0.10.41.30.31.10.50.70.2
lower montane-0.00.51.30.60.30.40.70.40.91.10.50.3
colline/submontane0.10.8-0.80.6-0.50.61.50.71.50.50.20.3
total0.50.4-0.10.50.10.21.10.21.30.30.70.1
totalupper subalpine....2.80.91.70.72.20.61.90.6
lower subalpine0.50.50.50.90.70.41.00.21.50.51.00.2
upper montane0.90.30.10.70.00.31.10.31.20.40.60.2
lower montane-0.10.3-0.20.30.10.3-0.40.51.20.9-0.10.2
colline/submontane0.00.3-0.50.2-0.40.40.30.51.40.4-0.20.2
total0.20.2-0.40.20.10.20.90.21.40.30.30.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841964/308295
NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aupper subalpine....2.00.41.00.33.50.81.30.3
lower subalpine0.50.30.10.40.30.20.70.23.00.90.60.1
upper montane0.80.2-0.30.7-0.10.21.10.31.91.00.40.1
lower montane0.50.2-0.20.20.50.20.70.31.61.00.20.1
colline/submontane0.10.2-0.20.10.50.30.20.41.20.6-0.10.1
total0.40.1-0.20.10.20.10.70.11.90.40.20.0
inside perimeterupper subalpine......6.54.42.40.04.42.0
lower subalpine-2.50.0..-0.70.00.80.50.71.00.60.5
upper montane2.02.1..-1.30.41.00.52.70.81.20.4
lower montane0.20.6..2.40.90.10.42.30.70.50.3
colline/submontane0.40.5-3.60.0-2.30.70.00.82.41.00.40.4
total0.30.4-3.60.0-0.70.70.60.32.30.50.70.2
outside perimeterupper subalpine....1.21.21.50.32.30.31.60.3
lower subalpine0.80.4..0.20.30.60.11.70.30.60.1
upper montane1.30.3-0.41.20.40.20.50.21.70.30.70.1
lower montane0.60.20.90.40.50.20.70.23.00.50.80.1
colline/submontane0.50.40.10.3-0.10.31.70.42.40.30.70.2
total0.70.20.30.20.30.10.70.12.10.20.70.1
totalupper subalpine....1.40.81.40.22.50.31.50.2
lower subalpine0.50.20.10.40.30.20.60.11.80.30.60.1
upper montane0.90.2-0.30.60.10.10.70.11.80.30.60.1
lower montane0.50.1-0.10.10.50.20.60.22.80.40.40.1
colline/submontane0.20.1-0.20.10.00.20.80.32.10.30.10.1
total0.50.1-0.20.10.30.10.70.12.10.10.40.0
© WSL, Swiss National Forest Inventory, 19.06.2020 #841965/308296
NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonaltitudinal vegetation zone %± %± %± %±
AGupper subalpine........
lower subalpine........
upper montane........
lower montane22.317.1....22.317.1
colline/submontane-8.34.5..54.537.0-6.74.4
total-5.44.2..54.537.0-4.04.2
AIupper subalpine........
lower subalpine56.779.7..-0.35.911.313.6
upper montane24.522.0..-31.818.5-6.616.4
lower montane63.023.8..31.820.246.516.7
colline/submontane....-28.10.4-28.10.4
total41.718.3..-9.911.08.911.1
ARupper subalpine........
lower subalpine........
upper montane28.525.2..20.820.326.218.4
lower montane-6.925.4..48.828.015.320.9
colline/submontane-9.46.9..50.611.629.413.4
total10.117.2..39.815.821.312.7
BEupper subalpine56.29.9..1.126.612.925.9
lower subalpine14.89.3-44.226.33.411.15.97.4
upper montane-1.99.7-13.826.314.25.96.85.2
lower montane-2.36.618.727.113.15.95.04.5
colline/submontane-15.86.4-46.920.4-0.19.4-12.95.3
total-5.23.8-17.614.29.93.71.12.5
BL/BSupper subalpine........
lower subalpine........
upper montane25.40.0....25.40.0
lower montane25.617.3..9.49.020.311.9
colline/submontane2.58.284.675.56.321.14.17.6
total10.07.184.675.58.39.610.36.0
FRupper subalpine........
lower subalpine7.722.9..11.022.89.516.1
upper montane-13.820.5..28.317.58.413.7
lower montane-5.513.3..42.035.22.612.4
colline/submontane-9.914.5..-11.815.5-10.113.1
total-7.17.5..23.212.02.56.0
GEupper subalpine........
lower subalpine........
upper montane........
lower montane........
colline/submontane44.125.6....44.125.6
total44.125.6....44.125.6
GLupper subalpine........
lower subalpine28.613.2..21.616.826.410.5
upper montane31.714.8444.2108.952.522.049.715.8
lower montane11.810.7-16.718.86.921.9-2.011.6
colline/submontane....-45.836.6-45.836.6
total25.38.1-8.020.223.313.118.77.6
GRupper subalpine31.99.459.715.847.514.042.19.6
lower subalpine21.88.361.313.49.16.314.65.0
upper montane46.110.430.18.513.77.122.15.8
lower montane11.715.124.712.836.913.123.79.6
colline/submontane-12.812.9330.841.271.618.622.913.1
total23.65.044.78.319.74.321.93.2
JUupper subalpine........
lower subalpine........
upper montane16.618.7..65.322.929.915.5
lower montane15.611.1-9.531.020.615.116.88.8
colline/submontane2.910.223.116.718.918.57.58.5
total10.16.911.819.625.610.714.75.6
LUupper subalpine........
lower subalpine27.822.8..-15.428.19.118.7
upper montane-5.311.2..28.522.50.810.0
lower montane2.39.2..51.518.07.58.6
colline/submontane5.514.6..-0.314.04.412.1
total1.85.8..19.311.24.85.0
NEupper subalpine........
lower subalpine26.320.3..3.40.022.116.8
upper montane29.17.6..-7.413.726.47.1
lower montane5.011.4..21.315.78.49.7
colline/submontane6.611.6-24.40.0..2.010.4
total20.15.8-24.40.09.710.118.25.2
NWupper subalpine........
lower subalpine61.524.5..-49.231.212.627.9
upper montane-25.80.0..-11.421.7-12.120.6
lower montane34.785.2120.4.-59.617.52.144.3
colline/submontane252.1...-46.415.5-29.224.8
total48.842.4120.4.-32.912.9-2.315.6
OWupper subalpine122.8...104.50.0107.63.6
lower subalpine13.521.5-20.20.033.611.322.212.4
upper montane-22.917.4..3.431.0-12.116.5
lower montane47.014.7..-11.630.820.219.0
colline/submontane65.188.1-100.00.056.245.421.043.9
total6.413.1-71.525.917.813.49.98.8
SGupper subalpine....42.70.042.70.0
lower subalpine-2.312.4..7.122.71.511.5
upper montane2.619.633.718.92.310.73.19.4
lower montane14.516.422.34.29.211.612.09.1
colline/submontane-10.714.8-38.01.82.218.0-4.511.3
total2.68.210.011.45.26.94.35.0
SHupper subalpine........
lower subalpine........
upper montane........
lower montane34.014.1..110.60.038.014.5
colline/submontane35.313.1..-30.30.032.312.6
total34.910.2..13.543.633.99.9
SOupper subalpine........
lower subalpine16.110.8....16.110.8
upper montane1.818.8-40.40.0-8.50.0-0.716.4
lower montane7.312.219.518.530.937.510.211.2
colline/submontane2.08.870.2.0.420.12.78.2
total3.96.222.019.611.518.14.95.8
SZupper subalpine........
lower subalpine1.414.9..15.724.96.012.8
upper montane-13.915.949.80.012.818.33.212.0
lower montane50.620.238.10.0-17.015.416.613.0
colline/submontane56.334.652.80.033.224.051.924.7
total13.69.846.13.74.310.810.86.9
TGupper subalpine........
lower subalpine........
upper montane....159.20.0159.20.0
lower montane47.824.1..87.9131.449.623.8
colline/submontane-3.39.2..6.819.3-2.28.4
total4.88.4..16.019.66.07.8
TIupper subalpine94.936.8..66.815.574.015.6
lower subalpine90.623.7-5.3.52.411.153.710.1
upper montane19.444.3139.847.453.09.355.19.3
lower montane42.925.766.822.177.414.173.011.9
colline/submontane38.918.150.324.666.08.558.07.8
total47.713.665.217.361.45.159.74.7
URupper subalpine2.10.0..119.60.050.540.2
lower subalpine30.525.9112.016.4-0.914.421.814.0
upper montane77.723.840.821.54.823.134.215.9
lower montane56.314.85.25.276.035.748.218.8
colline/submontane146.50.0-41.321.175.031.442.634.3
total55.618.233.017.721.512.332.89.0
VDupper subalpine39.0.....39.0.
lower subalpine15.97.2..47.718.223.77.1
upper montane38.010.4..35.011.836.97.8
lower montane-12.87.95.1.58.034.0-6.57.8
colline/submontane47.115.6111.421.49.715.939.112.2
total14.64.874.331.336.88.719.84.1
VSupper subalpine39.716.5452.7292.543.48.145.17.6
lower subalpine14.017.616.813.729.35.926.15.5
upper montane39.623.645.410.435.210.336.58.8
lower montane49.431.337.944.238.915.841.213.5
colline/submontane-13.518.920.734.762.625.728.215.4
total22.810.132.111.534.54.332.33.8
ZGupper subalpine........
lower subalpine....-100.00.0-100.00.0
upper montane-27.834.7..-25.222.8-26.319.5
lower montane124.890.5..14.515.956.934.0
colline/submontane-13.024.2..29.120.5-1.220.3
total7.224.2..-7.614.7-0.312.9
ZHupper subalpine........
lower subalpine........
upper montane3.717.8..29.60.05.816.8
lower montane-6.98.7..-18.833.7-7.48.5
colline/submontane-5.95.1..-49.619.2-7.65.0
total-6.03.8..-37.516.6-7.33.8
Switzerlandupper subalpine37.87.7139.366.046.98.244.96.1
lower subalpine17.23.818.713.917.53.617.42.6
upper montane12.63.935.711.820.13.217.32.4
lower montane5.13.014.98.823.13.911.32.3
colline/submontane-1.02.411.211.920.74.83.32.1
total6.11.521.55.621.41.812.51.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841966/308297
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr±
Western Juraupper subalpine........
lower subalpine0.40.5-12.80.02.20.40.40.5
upper montane0.50.32.02.62.50.60.80.3
lower montane-0.20.41.50.70.10.5-0.10.3
colline/submontane0.70.4-1.51.8-0.11.10.40.4
total0.30.2-0.51.20.70.40.40.2
Eastern Juraupper subalpine........
lower subalpine........
upper montane5.23.0....5.23.0
lower montane0.20.5..-0.91.3-0.00.5
colline/submontane-0.20.57.2.0.50.8-0.10.5
total-0.10.47.2.-0.20.8-0.10.4
Western Plateauupper subalpine........
lower subalpine0.60.8....0.60.8
upper montane1.60.8..39.2.1.70.8
lower montane-0.40.7..3.51.3-0.10.7
colline/submontane-0.00.7..-1.21.3-0.20.7
total-0.10.5..1.01.0-0.00.4
Central Plateauupper subalpine........
lower subalpine........
upper montane-3.80.7..-0.81.3-1.91.0
lower montane-0.70.6..0.80.6-0.40.5
colline/submontane-1.10.5-21.4.-1.51.0-1.20.4
total-0.90.4-21.4.-0.60.7-0.90.3
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-0.21.2..-3.1.-0.41.1
lower montane-0.30.5..-0.01.7-0.30.5
colline/submontane-0.20.3..0.30.9-0.20.3
total-0.20.2..0.10.8-0.20.2
Western Pre-Alpsupper subalpine....19.70.019.70.0
lower subalpine2.21.3..0.81.01.40.8
upper montane-1.02.0-4.10.00.51.0-0.11.0
lower montane-0.71.1..2.30.80.60.8
colline/submontane2.70.0..3.20.53.10.5
total0.11.1-4.10.01.00.60.60.6
Central Pre-Alpsupper subalpine3.01.9..3.11.22.91.0
lower subalpine0.31.1-8.4.1.10.70.50.7
upper montane-0.50.51.9.0.30.5-0.10.3
lower montane0.40.62.10.00.20.50.30.4
colline/submontane0.40.8..-1.41.1-0.50.7
total0.10.3-3.93.60.20.30.10.2
Eastern Pre-Alpsupper subalpine........
lower subalpine1.80.8..0.41.01.20.6
upper montane1.00.7..-0.70.7-0.00.5
lower montane-0.40.93.80.00.30.8-0.00.6
colline/submontane0.10.7-9.60.2-0.60.6-0.70.5
total0.50.5-5.03.7-0.30.40.00.3
Northwestern Alpsupper subalpine3.70.4..1.90.33.20.4
lower subalpine1.40.73.44.51.71.31.60.8
upper montane2.20.60.50.50.10.80.70.6
lower montane-3.61.22.50.91.91.0-0.30.9
colline/submontane-0.91.3-4.63.00.90.8-1.01.1
total0.60.50.21.61.10.70.80.4
Central Alpsupper subalpine1.30.0..1.3.1.30.0
lower subalpine2.70.82.62.10.60.91.90.6
upper montane0.31.21.91.43.71.82.11.0
lower montane1.31.10.11.62.00.91.50.7
colline/submontane0.61.67.22.5-1.33.50.51.8
total1.40.62.21.01.80.91.70.5
Northeastern Alpsupper subalpine....3.90.03.90.0
lower subalpine2.20.9..1.80.62.00.6
upper montane-0.71.85.72.00.60.60.50.7
lower montane-5.62.40.10.8-0.40.9-1.61.1
colline/submontane5.74.3..1.51.12.41.3
total-0.71.30.90.90.50.40.10.5
Southwestern Alpsupper subalpine1.90.91.43.31.40.61.50.5
lower subalpine0.61.51.70.71.00.31.00.3
upper montane1.00.90.70.61.90.51.70.4
lower montane2.31.6-2.42.7-0.30.60.00.7
colline/submontane1.41.4-2.42.00.91.30.70.9
total1.20.70.30.71.20.21.10.2
Southeastern Alpsupper subalpine1.10.5-0.60.62.41.91.91.2
lower subalpine1.70.51.50.50.50.41.00.3
upper montane0.90.61.21.01.20.51.10.4
lower montane-1.61.3-1.61.71.41.0-0.30.8
colline/submontane-1.11.0-1.4.1.91.9-0.10.9
total0.70.40.60.61.10.41.00.3
Southern Alpsupper subalpine2.00.65.10.02.50.82.40.6
lower subalpine3.00.9-0.10.31.60.51.80.5
upper montane2.71.01.80.61.30.51.40.4
lower montane4.32.33.91.31.01.11.50.9
colline/submontane1.80.81.21.41.50.51.60.4
total2.40.42.00.61.40.31.60.2
Switzerlandupper subalpine1.60.41.81.82.10.91.90.6
lower subalpine1.30.30.80.91.00.21.10.2
upper montane0.40.21.60.50.80.20.60.2
lower montane-0.40.20.90.50.50.3-0.00.2
colline/submontane-0.20.2-1.71.10.10.3-0.20.2
total0.10.10.50.40.80.10.40.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841967/308298
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aupper subalpine....2.91.71.50.42.00.61.60.4
lower subalpine0.50.50.50.91.20.71.70.43.00.91.30.3
upper montane0.50.30.40.8-0.20.50.80.52.71.00.40.2
lower montane-0.20.3-0.50.4-0.00.5-1.90.94.32.3-0.40.2
colline/submontane0.20.3-0.40.20.30.6-0.30.71.80.8-0.20.2
total0.20.2-0.40.20.20.30.60.32.40.40.10.1
inside perimeterupper subalpine......0.31.65.10.01.71.8
lower subalpine-12.8...-8.40.02.00.7-0.10.30.70.9
upper montane2.12.6..-1.01.91.50.61.80.61.60.4
lower montane1.50.7..3.20.6-0.10.73.91.30.90.5
colline/submontane-1.51.8-21.4.-9.70.2-1.22.11.21.4-1.71.1
total-0.51.2-21.4.-4.52.50.80.42.00.60.50.4
outside perimeterupper subalpine....5.11.62.01.12.50.82.10.9
lower subalpine2.20.4..0.80.50.90.31.60.51.00.2
upper montane2.50.6-1.21.2-0.00.41.20.31.30.50.80.2
lower montane-0.00.51.30.60.40.40.80.41.01.10.50.2
colline/submontane0.10.8-0.80.6-0.50.60.90.91.50.50.20.3
total0.60.4-0.10.50.20.21.10.21.40.30.80.1
totalupper subalpine....3.81.11.80.72.40.61.90.6
lower subalpine0.50.50.50.90.90.41.20.21.80.51.10.2
upper montane0.80.30.10.7-0.10.31.10.31.40.40.60.2
lower montane-0.10.3-0.30.30.20.3-0.40.51.50.9-0.10.2
colline/submontane0.10.3-0.50.2-0.40.40.10.51.60.4-0.20.2
total0.30.2-0.40.20.20.20.90.21.60.20.40.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841968/308299
NFI2NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonaltitudinal vegetation zone %± %± %± %±
AGupper subalpine........
lower subalpine........
upper montane........
lower montane3.714.0....3.714.0
colline/submontane-9.34.3..21.022.6-8.34.2
total-7.84.0..21.022.6-7.03.9
AIupper subalpine........
lower subalpine23.445.4..19.115.820.316.6
upper montane51.915.4..-21.121.310.718.2
lower montane26.813.7..34.111.130.28.7
colline/submontane....30.84.730.84.7
total37.210.7..9.212.620.99.2
ARupper subalpine........
lower subalpine........
upper montane49.710.4..17.57.939.07.8
lower montane-15.719.2..26.419.61.715.5
colline/submontane-48.25.7..34.313.3-3.620.6
total8.013.1..24.911.114.89.3
BEupper subalpine27.911.7..8.618.213.715.4
lower subalpine1.79.617.052.4-0.010.31.07.1
upper montane-8.97.2-12.026.8-0.05.0-3.84.1
lower montane-10.65.11.922.42.14.5-4.63.4
colline/submontane-18.75.2-54.614.3-7.08.1-16.94.3
total-11.63.0-14.313.6-0.13.1-6.62.1
BL/BSupper subalpine........
lower subalpine........
upper montane-1.90.0....-1.90.0
lower montane11.811.1..-5.010.66.18.4
colline/submontane-14.36.981.770.0-5.818.9-12.26.4
total-6.55.881.770.0-5.39.5-5.64.9
FRupper subalpine........
lower subalpine-13.816.9..-1.117.5-7.212.1
upper montane-21.817.0..14.112.3-2.710.8
lower montane-16.111.1..7.923.0-11.59.8
colline/submontane-12.812.3..0.117.0-11.711.4
total-16.16.1..8.18.6-8.34.7
GEupper subalpine........
lower subalpine........
upper montane........
lower montane........
colline/submontane-4.618.6....-4.618.6
total-4.618.6....-4.618.6
GLupper subalpine........
lower subalpine17.810.9..26.711.420.38.5
upper montane-0.116.1175.731.633.417.323.113.9
lower montane3.016.1-8.714.314.219.42.09.8
colline/submontane....49.747.449.747.4
total9.28.6-1.315.126.810.214.86.1
GRupper subalpine26.17.364.533.840.712.335.88.3
lower subalpine17.76.637.18.411.24.714.23.8
upper montane28.77.420.27.910.55.915.54.6
lower montane6.213.07.811.431.09.617.17.9
colline/submontane-23.39.335.051.029.910.9-0.28.5
total15.54.024.76.417.03.516.82.5
JUupper subalpine........
lower subalpine........
upper montane-3.214.2..52.417.310.812.4
lower montane4.39.5-21.424.8-1.411.51.37.2
colline/submontane-4.67.62.312.9-0.316.9-3.26.6
total-0.75.5-5.715.24.99.00.84.5
LUupper subalpine........
lower subalpine6.115.6..-26.324.4-7.514.5
upper montane-17.49.2..13.113.5-11.98.0
lower montane-4.07.5..16.68.1-1.46.7
colline/submontane-10.98.0..-3.316.8-9.67.2
total-9.44.4..3.58.2-7.13.8
NEupper subalpine........
lower subalpine19.512.0..7.6.17.510.1
upper montane16.35.6..-10.115.014.45.4
lower montane-4.39.2..33.113.72.58.5
colline/submontane8.011.0-37.10.0..0.111.3
total10.04.5-37.10.014.510.49.74.1
NWupper subalpine........
lower subalpine49.314.2..-27.340.123.422.4
upper montane-42.3...-21.820.3-23.019.1
lower montane16.255.765.90.0-53.120.8-2.733.8
colline/submontane50.30.0..-52.618.3-41.021.6
total29.727.865.90.0-32.512.6-7.113.3
OWupper subalpine23.40.0..30.90.029.51.6
lower subalpine9.517.0-35.30.020.79.413.99.6
upper montane-16.415.8..12.834.3-4.417.2
lower montane35.612.7..-26.423.95.616.5
colline/submontane47.988.1..2.628.213.126.4
total6.210.9-35.30.07.511.66.47.5
SGupper subalpine....23.90.023.90.0
lower subalpine15.08.9..22.513.118.07.6
upper montane2.715.922.533.66.57.75.67.3
lower montane-0.712.621.817.0-3.310.0-1.07.6
colline/submontane-26.111.4-58.72.0-7.511.3-17.97.7
total-2.66.8-3.819.31.75.3-0.24.0
SHupper subalpine........
lower subalpine........
upper montane........
lower montane22.214.2..47.00.023.813.6
colline/submontane20.88.4..-35.10.018.38.3
total21.27.2..-4.227.819.97.0
SOupper subalpine........
lower subalpine6.33.2....6.33.2
upper montane11.015.7-39.5.29.80.010.114.2
lower montane-7.99.71.117.1-5.224.0-7.28.6
colline/submontane-3.98.232.80.012.017.5-2.57.7
total-3.75.63.914.54.514.5-2.85.1
SZupper subalpine........
lower subalpine24.811.1..8.221.118.311.0
upper montane-18.217.017.2.-4.913.7-9.010.3
lower montane43.616.236.10.0-16.114.314.611.8
colline/submontane30.115.061.00.035.233.534.512.8
total15.29.631.18.8-5.08.96.46.3
TGupper subalpine........
lower subalpine........
upper montane....8.5.8.5.
lower montane26.817.0..103.33.529.616.7
colline/submontane-16.37.1..7.521.5-14.06.7
total-9.56.6..13.319.6-7.36.2
TIupper subalpine50.712.1..47.411.148.48.8
lower subalpine54.314.4-16.20.028.37.629.16.9
upper montane17.550.463.528.823.06.425.06.5
lower montane25.410.157.212.437.17.137.66.1
colline/submontane29.013.17.511.925.55.924.45.0
total32.810.027.510.128.13.328.63.0
URupper subalpine36.60.0..43.1.40.52.2
lower subalpine39.720.722.95.99.710.420.78.1
upper montane23.820.125.025.0-3.719.712.812.7
lower montane31.37.8-23.58.643.612.216.512.4
colline/submontane54.80.020.344.886.136.964.725.5
total33.011.511.011.419.310.320.86.6
VDupper subalpine28.8.....28.8.
lower subalpine12.55.8..37.415.318.85.9
upper montane19.87.6..16.59.018.65.8
lower montane-18.66.916.60.026.416.7-14.06.6
colline/submontane14.510.053.35.2-7.912.710.18.0
total3.03.943.89.218.56.56.73.3
VSupper subalpine24.612.1144.573.426.86.927.86.1
lower subalpine17.715.312.97.619.93.919.13.8
upper montane25.212.524.411.319.47.920.56.6
lower montane8.516.7-12.120.018.29.612.78.1
colline/submontane21.327.5-16.621.122.617.115.712.3
total19.77.911.86.520.73.119.92.8
ZGupper subalpine........
lower subalpine....-100.00.0-100.00.0
upper montane-40.229.1..-12.318.7-26.819.5
lower montane22.922.8..24.016.023.414.5
colline/submontane-24.220.8..17.022.7-13.018.3
total-17.615.6..-1.112.6-10.610.7
ZHupper subalpine........
lower subalpine........
upper montane-0.314.9..0.0.11.221.8
lower montane-7.87.3..-14.534.0-8.07.2
colline/submontane-6.34.5..-49.018.7-7.94.4
total-6.63.5..-33.018.5-7.63.4
Switzerlandupper subalpine27.65.594.234.135.37.033.55.1
lower subalpine13.33.216.17.413.52.813.52.1
upper montane3.23.120.49.59.52.57.11.9
lower montane-4.22.55.37.08.52.90.31.8
colline/submontane-8.01.9-7.58.16.03.5-5.21.7
total-1.71.29.14.111.01.43.60.9
© WSL, Swiss National Forest Inventory, 19.06.2020 #841969/308300
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonaltitudinal vegetation zone %± %± %± %±
AGupper subalpine........
lower subalpine........
upper montane........
lower montane10.97.3....10.97.3
colline/submontane-2.43.8..8.210.0-2.03.7
total-0.93.5..8.210.0-0.63.4
AIupper subalpine........
lower subalpine4.125.5..4.412.34.311.4
upper montane20.910.4..-38.716.4-13.114.5
lower montane2.44.5..21.35.110.65.0
colline/submontane....-0.515.2-0.515.2
total10.65.7..-9.911.6-1.37.6
ARupper subalpine........
lower subalpine........
upper montane17.27.2..16.14.816.95.3
lower montane-29.618.3..11.313.8-13.214.3
colline/submontane-15.51.5..14.28.35.07.6
total-8.311.6..13.17.8-0.18.2
BEupper subalpine17.11.8..26.39.223.46.8
lower subalpine0.98.71.133.912.38.46.96.0
upper montane1.54.08.68.51.74.21.82.9
lower montane-4.93.713.23.33.73.1-0.62.4
colline/submontane-8.94.5-50.615.2-11.37.2-10.53.7
total-4.32.4-4.99.02.42.5-1.21.7
BL/BSupper subalpine........
lower subalpine........
upper montane13.50.0....13.50.0
lower montane4.73.7..-9.410.6-0.04.7
colline/submontane-6.05.537.62.2-5.85.8-5.34.9
total-2.24.037.62.2-8.27.2-3.03.5
FRupper subalpine........
lower subalpine22.719.8..5.39.712.49.7
upper montane5.812.4..10.26.68.56.3
lower montane5.67.0..16.17.07.85.7
colline/submontane-1.310.0..10.619.3-0.29.3
total5.25.1..10.14.57.03.6
GEupper subalpine........
lower subalpine........
upper montane........
lower montane........
colline/submontane-5.611.0....-5.611.0
total-5.611.0....-5.611.0
GLupper subalpine........
lower subalpine18.18.7..16.24.617.56.1
upper montane-20.811.886.514.13.38.1-4.18.9
lower montane-39.828.5-5.28.41.112.0-16.215.5
colline/submontane....19.522.519.522.5
total-11.613.90.39.55.65.5-2.97.5
GRupper subalpine6.53.133.416.719.512.215.17.9
lower subalpine11.94.215.25.43.73.26.92.5
upper montane6.74.711.84.99.14.18.63.0
lower montane-11.810.6-6.511.211.47.3-1.46.5
colline/submontane-9.36.8-10.517.916.89.12.55.8
total4.72.88.24.49.02.77.51.9
JUupper subalpine........
lower subalpine........
upper montane-3.810.3..24.86.24.58.2
lower montane-0.67.520.92.4-0.210.2-0.16.0
colline/submontane8.55.7-24.025.0-2.611.52.85.4
total2.54.4-15.221.42.47.01.73.7
LUupper subalpine........
lower subalpine0.111.0..-18.118.2-6.89.9
upper montane-11.05.7..4.89.3-7.85.0
lower montane2.16.3..10.49.63.35.6
colline/submontane-8.68.4..5.69.8-6.47.4
total-4.73.7..3.05.8-3.33.2
NEupper subalpine........
lower subalpine19.49.2..12.2.18.37.8
upper montane9.73.8..-14.613.48.03.8
lower montane-1.56.8..1.09.2-0.95.6
colline/submontane15.510.0-32.30.0..7.110.8
total7.73.1-32.30.0-3.37.65.82.9
NWupper subalpine........
lower subalpine23.99.6..32.717.125.68.7
upper montane7.3...11.88.311.67.8
lower montane-4.727.011.20.011.015.9-0.720.5
colline/submontane-9.10.0..7.821.52.413.6
total9.014.111.20.014.17.311.38.3
OWupper subalpine239.60.0..16.40.032.120.6
lower subalpine8.48.8-62.90.012.26.97.65.9
upper montane2.412.3..14.529.57.915.2
lower montane21.721.0..6.112.716.013.0
colline/submontane30.424.5..-2.514.85.511.6
total10.67.1-62.90.010.59.09.45.7
SGupper subalpine....40.90.040.90.0
lower subalpine14.84.7..8.45.812.03.6
upper montane6.15.028.611.91.66.33.64.6
lower montane-13.37.811.58.82.46.8-4.05.0
colline/submontane-10.88.3-56.21.0-5.44.8-10.14.5
total-3.03.9-5.514.41.33.4-0.72.5
SHupper subalpine........
lower subalpine........
upper montane........
lower montane-0.77.8..12.60.00.27.4
colline/submontane9.35.0..13.4.9.44.8
total6.24.3..12.90.36.54.1
SOupper subalpine........
lower subalpine5.14.3....5.14.3
upper montane8.16.5-38.6.3.60.05.95.9
lower montane-5.87.61.613.6-7.513.8-5.76.6
colline/submontane2.65.516.1.20.217.73.85.2
total0.44.00.510.44.19.90.73.7
SZupper subalpine........
lower subalpine18.16.7..0.212.211.06.9
upper montane16.16.5-0.2.-8.49.0-0.56.3
lower montane18.85.721.8.-13.713.35.17.7
colline/submontane12.72.855.80.0-10.27.912.86.7
total17.23.116.010.7-8.36.34.83.8
TGupper subalpine........
lower subalpine........
upper montane....-15.40.0-15.40.0
lower montane1.611.4..-16.126.20.310.8
colline/submontane-4.05.4..-2.311.2-3.84.9
total-2.84.8..-4.89.8-3.14.4
TIupper subalpine15.97.4..10.59.212.07.1
lower subalpine19.06.4-3.20.010.85.011.34.3
upper montane21.413.211.95.79.33.110.02.8
lower montane10.78.126.411.05.98.37.97.2
colline/submontane10.96.810.811.19.83.410.12.9
total13.64.213.45.69.02.49.92.0
URupper subalpine12.20.0..11.70.011.90.2
lower subalpine19.612.413.413.18.97.513.15.9
upper montane13.76.818.112.25.314.411.87.1
lower montane14.84.3-0.013.222.83.815.05.6
colline/submontane33.4.89.367.731.55.038.37.1
total17.65.615.78.013.65.815.23.8
VDupper subalpine25.5.....25.5.
lower subalpine2.44.3..8.37.64.13.8
upper montane8.43.0..7.85.38.12.7
lower montane-8.56.164.20.022.38.4-4.85.7
colline/submontane-2.27.420.215.0-1.69.2-1.76.2
total-0.52.827.415.58.43.71.82.3
VSupper subalpine15.24.810.424.710.54.411.53.6
lower subalpine0.411.210.54.86.82.16.02.4
upper montane1.55.84.64.112.63.410.42.8
lower montane15.512.9-19.021.7-2.44.7-0.45.0
colline/submontane11.111.6-14.212.26.19.54.36.7
total5.65.52.24.58.01.67.21.6
ZGupper subalpine........
lower subalpine....0.0.0.0.
upper montane-36.726.4..-17.211.9-26.815.7
lower montane-2.718.8..15.317.74.713.7
colline/submontane-11.215.8..14.29.9-3.313.2
total-17.113.2..-0.89.3-10.29.0
ZHupper subalpine........
lower subalpine........
upper montane5.09.5..172.3.12.112.4
lower montane-3.35.5..-13.225.9-3.75.4
colline/submontane-1.33.1..-22.427.3-1.93.2
total-1.82.7..-13.220.8-2.12.7
Switzerlandupper subalpine10.52.521.617.415.66.614.14.6
lower subalpine8.72.46.46.27.01.77.61.4
upper montane3.91.711.43.35.51.75.01.2
lower montane-3.21.95.73.94.32.1-0.41.4
colline/submontane-2.11.5-11.37.81.62.3-1.61.3
total0.30.93.72.85.61.02.60.7
© WSL, Swiss National Forest Inventory, 19.06.2020 #841970/308301
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonaltitudinal vegetation zone %± %± %± %±
AGupper subalpine........
lower subalpine........
upper montane........
lower montane10.97.3....10.97.3
colline/submontane-1.83.8..8.210.0-1.53.7
total-0.43.5..8.210.0-0.23.4
AIupper subalpine........
lower subalpine4.125.5..4.412.34.311.4
upper montane15.58.6..-38.716.4-12.213.1
lower montane2.44.5..21.35.110.65.0
colline/submontane....-0.515.2-0.515.2
total9.05.2..-9.911.6-1.47.2
ARupper subalpine........
lower subalpine........
upper montane17.27.2..16.14.816.95.3
lower montane-29.618.3..11.313.8-13.214.3
colline/submontane-15.51.5..14.28.35.07.6
total-8.311.6..13.17.8-0.18.2
BEupper subalpine21.13.0..26.39.223.75.0
lower subalpine6.28.62.326.812.58.39.25.9
upper montane-4.66.68.68.52.34.1-0.23.6
lower montane-4.83.613.23.33.83.0-0.52.4
colline/submontane-9.14.4-50.615.2-11.37.2-10.63.7
total-4.62.6-4.58.72.72.5-1.31.8
BL/BSupper subalpine........
lower subalpine........
upper montane34.420.2....34.420.2
lower montane3.33.5..-9.410.6-0.74.4
colline/submontane-5.65.537.62.2-4.25.8-4.74.8
total-1.63.837.62.2-7.57.2-2.33.4
FRupper subalpine....59.20.059.20.0
lower subalpine22.419.3..6.49.512.99.5
upper montane7.712.7..11.16.39.86.2
lower montane6.46.8..16.17.08.45.6
colline/submontane-0.710.0..10.619.30.39.3
total6.15.0..11.24.48.03.5
GEupper subalpine........
lower subalpine........
upper montane........
lower montane........
colline/submontane-5.011.0....-5.011.0
total-5.011.0....-5.011.0
GLupper subalpine........
lower subalpine18.58.8..10.67.015.96.1
upper montane-17.313.086.514.13.38.1-3.09.0
lower montane-39.828.5-5.28.41.112.0-16.215.5
colline/submontane....19.522.519.522.5
total-10.514.00.39.54.75.4-2.77.4
GRupper subalpine9.33.516.216.719.511.715.77.3
lower subalpine13.64.015.25.45.23.18.42.4
upper montane8.04.811.14.98.14.08.23.0
lower montane-12.310.3-1.911.812.56.4-0.16.1
colline/submontane-7.27.1-10.915.416.89.13.35.8
total6.32.78.04.29.32.68.21.8
JUupper subalpine........
lower subalpine........
upper montane-14.513.6..24.86.2-4.611.6
lower montane-0.67.520.92.4-0.210.2-0.16.0
colline/submontane9.05.7-24.025.0-2.611.53.25.4
total0.44.9-15.221.42.47.00.44.0
LUupper subalpine........
lower subalpine-2.410.0..-18.118.2-7.99.3
upper montane-12.25.5..4.89.3-8.94.8
lower montane2.16.3..10.49.63.35.6
colline/submontane-8.68.4..5.69.8-6.47.4
total-5.33.6..3.05.8-3.83.1
NEupper subalpine........
lower subalpine22.89.2..12.2.21.27.9
upper montane10.34.0..-14.613.48.63.9
lower montane-1.56.8..1.09.2-0.95.6
colline/submontane15.510.0-32.30.0..7.110.8
total8.33.2-32.30.0-3.37.66.43.0
NWupper subalpine........
lower subalpine27.99.6..32.717.128.78.5
upper montane7.3...11.88.311.67.8
lower montane-4.727.011.20.014.916.6-0.120.6
colline/submontane-9.10.0..7.821.52.413.6
total11.713.811.20.014.67.312.98.3
OWupper subalpine239.60.0..16.40.032.120.6
lower subalpine16.29.8-62.90.012.46.811.66.4
upper montane2.412.3..14.529.57.915.2
lower montane21.721.0..6.112.716.013.0
colline/submontane30.424.5..-2.514.85.511.6
total13.97.5-62.90.010.69.011.15.8
SGupper subalpine....40.90.040.90.0
lower subalpine17.18.1..9.65.613.95.2
upper montane8.15.128.611.94.16.15.84.5
lower montane-14.37.311.58.83.26.5-4.14.8
colline/submontane-9.18.3-56.21.0-5.44.8-9.54.5
total-2.04.0-5.514.42.73.30.52.5
SHupper subalpine........
lower subalpine........
upper montane........
lower montane-0.77.8..12.60.00.27.4
colline/submontane9.35.0..13.4.9.44.8
total6.24.3..12.90.36.54.1
SOupper subalpine........
lower subalpine3.64.2....3.64.2
upper montane8.16.5-38.6.3.60.05.95.9
lower montane-5.67.51.613.6-7.513.8-5.56.5
colline/submontane3.25.616.1.20.217.74.45.3
total0.74.00.510.44.19.91.03.7
SZupper subalpine........
lower subalpine18.16.5..0.212.211.26.8
upper montane14.56.2-0.2.-5.89.00.76.2
lower montane18.85.721.8.-10.213.26.27.6
colline/submontane12.72.855.80.0-52.228.7-3.115.7
total16.83.016.010.7-8.46.54.34.0
TGupper subalpine........
lower subalpine........
upper montane....-15.40.0-15.40.0
lower montane1.611.4..-16.126.20.310.8
colline/submontane-3.65.5..-2.311.2-3.45.0
total-2.54.9..-4.89.8-2.84.5
TIupper subalpine16.57.6..12.48.513.96.3
lower subalpine25.86.8-3.20.011.84.713.44.0
upper montane24.49.811.95.711.23.012.02.7
lower montane26.614.829.911.96.48.29.97.3
colline/submontane14.96.711.510.810.43.411.52.9
total19.34.114.55.610.22.311.82.0
URupper subalpine12.20.0..11.70.011.90.2
lower subalpine19.611.517.013.18.97.514.05.8
upper montane15.07.018.112.20.813.710.57.0
lower montane16.94.40.213.222.83.815.45.6
colline/submontane-1.119.789.367.731.55.021.613.7
total14.15.916.98.112.25.813.83.8
VDupper subalpine29.55.2....29.55.2
lower subalpine2.64.1..8.57.54.23.6
upper montane9.03.0..8.05.28.72.6
lower montane-11.26.264.20.022.38.4-7.35.8
colline/submontane1.27.520.215.0-1.69.21.16.2
total-0.22.827.415.58.63.61.92.3
VSupper subalpine14.46.410.424.79.94.210.93.5
lower subalpine4.010.710.54.86.92.16.72.4
upper montane7.46.44.94.113.03.411.52.9
lower montane18.212.9-19.021.7-2.34.70.34.9
colline/submontane9.79.7-14.212.26.79.34.76.3
total8.55.22.34.58.21.67.91.5
ZGupper subalpine........
lower subalpine....0.0.0.0.
upper montane-36.726.4..-17.211.9-26.815.7
lower montane8.618.7..15.317.710.913.7
colline/submontane-11.215.8..14.29.9-3.313.2
total-11.313.5..-0.89.3-7.19.2
ZHupper subalpine........
lower subalpine........
upper montane5.09.5..172.3.12.112.4
lower montane-4.05.4..-13.225.9-4.35.3
colline/submontane-1.33.1..-22.427.3-1.93.2
total-2.02.6..-13.220.8-2.32.6
Switzerlandupper subalpine12.52.814.014.215.76.214.64.2
lower subalpine10.82.37.06.07.61.78.91.4
upper montane3.02.011.23.36.11.74.91.3
lower montane-3.41.96.53.94.72.0-0.31.4
colline/submontane-1.61.5-10.97.71.32.4-1.21.3
total0.70.94.02.76.01.03.00.7
© WSL, Swiss National Forest Inventory, 19.06.2020 #841971/308302
NFI2NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %± %±
n/aupper subalpine..28.23.336.60.024.612.120.36.665.512.127.75.5
lower subalpine8.95.54.26.522.25.717.715.316.26.750.811.212.93.2
upper montane8.24.0-11.56.06.38.425.212.526.47.931.624.83.43.1
lower montane-6.72.9-4.86.19.17.68.516.76.112.825.810.3-4.22.4
colline/submontane-10.12.07.110.70.911.221.327.5-25.19.727.212.0-8.81.9
total-6.31.4-4.13.410.24.319.77.913.34.136.77.9-2.01.2
inside perimeterupper subalpine......144.573.410.00.0106.80.095.633.2
lower subalpine-74.60.026.143.922.26.912.97.633.06.94.323.316.07.4
upper montane16.025.5-20.627.229.617.524.411.37.38.350.114.720.69.8
lower montane2.416.40.027.6-1.210.8-12.120.0-2.610.258.412.04.87.6
colline/submontane-13.912.2-14.531.9-26.220.9-16.621.1..10.712.6-8.78.0
total-9.29.4-5.916.45.78.211.86.513.95.933.38.58.74.3
outside perimeterupper subalpine..15.015.332.86.726.86.940.315.545.37.835.47.1
lower subalpine23.510.66.76.914.47.419.93.910.15.126.46.313.82.8
upper montane18.78.22.64.27.36.019.47.96.66.623.05.89.72.5
lower montane3.54.62.65.83.47.018.29.623.610.140.67.18.22.9
colline/submontane-4.86.0-4.27.84.29.822.717.137.720.624.85.46.23.4
total2.83.33.22.96.63.720.73.114.54.028.03.011.11.4
totalupper subalpine..21.39.233.94.927.86.132.410.051.67.133.75.2
lower subalpine8.65.35.84.718.94.419.13.812.94.029.15.613.52.1
upper montane9.83.6-3.83.57.94.820.56.612.45.125.65.47.31.9
lower montane-4.72.5-1.14.15.24.712.78.112.58.040.96.10.31.8
colline/submontane-9.71.90.16.20.97.115.712.3-8.610.223.84.6-5.81.6
total-5.11.3-0.32.18.12.619.92.814.02.829.62.73.50.9
© WSL, Swiss National Forest Inventory, 19.06.2020 #841972/308303
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %± %±
n/aupper subalpine..28.36.312.20.015.24.85.53.315.25.410.42.5
lower subalpine4.34.45.05.517.93.50.511.211.84.415.96.38.62.4
upper montane5.42.30.63.44.45.01.55.85.45.018.87.64.01.7
lower montane-2.52.1-1.54.2-8.67.515.512.9-11.810.510.98.1-3.31.9
colline/submontane-2.81.6-1.36.04.05.911.111.6-10.47.110.36.4-2.31.5
total-1.41.11.12.32.73.45.65.53.92.913.73.40.20.9
inside perimeterupper subalpine......10.424.72.4.52.40.022.417.5
lower subalpine-70.10.0-17.630.511.412.910.54.816.35.7-0.82.24.57.1
upper montane22.128.90.34.019.19.34.64.110.07.712.44.111.43.3
lower montane13.86.414.74.32.76.1-19.021.7-12.112.525.19.56.03.9
colline/submontane-19.214.8-30.519.3-18.324.7-14.212.2..7.29.4-12.07.7
total-8.610.6-5.29.65.75.72.24.56.25.812.94.33.32.8
outside perimeterupper subalpine..22.96.724.810.210.54.419.315.516.56.415.76.8
lower subalpine18.53.19.04.77.34.46.82.12.93.410.54.26.91.8
upper montane17.65.12.23.00.14.512.63.411.64.27.93.75.91.7
lower montane3.03.44.73.62.24.8-2.44.79.68.36.87.83.82.0
colline/submontane-4.44.5-0.56.4-0.94.46.19.513.713.610.63.31.82.3
total2.62.54.42.01.72.58.01.68.83.19.42.25.61.0
totalupper subalpine..25.64.520.77.511.53.614.09.717.14.914.24.7
lower subalpine4.24.26.83.613.22.86.02.46.52.711.03.57.51.4
upper montane7.32.11.52.32.63.210.42.89.43.19.13.25.21.2
lower montane-1.41.81.92.7-2.54.1-0.45.0-3.56.88.76.8-0.51.4
colline/submontane-3.11.5-2.44.4-0.33.84.36.7-2.26.710.22.8-1.71.3
total-0.91.02.81.52.42.07.21.66.82.110.21.82.50.6
© WSL, Swiss National Forest Inventory, 19.06.2020 #841973/308304
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %± %±
n/aupper subalpine..29.55.312.20.014.46.48.13.916.45.012.52.8
lower subalpine4.34.38.95.318.94.24.010.713.64.220.66.310.72.4
upper montane4.52.7-2.84.55.14.97.46.47.35.118.16.83.02.0
lower montane-3.02.1-2.14.1-7.97.318.212.9-12.310.226.914.8-3.51.9
colline/submontane-2.31.6-0.16.13.05.89.79.7-8.27.414.36.4-1.71.5
total-1.41.11.02.53.43.48.55.25.62.917.63.20.70.9
inside perimeterupper subalpine......10.424.7-4.54.752.40.014.614.5
lower subalpine-70.10.0-13.826.915.813.110.54.816.35.7-0.82.25.27.0
upper montane22.128.90.34.019.19.34.94.18.77.612.44.111.33.2
lower montane13.86.414.74.32.86.1-19.021.7-12.112.530.010.16.93.9
colline/submontane-19.214.8-30.519.3-18.324.7-14.212.2-13.7.7.99.3-11.67.6
total-8.610.6-4.89.26.25.72.34.54.75.514.34.43.72.8
outside perimeterupper subalpine..29.58.224.810.29.94.219.215.117.65.815.96.4
lower subalpine18.53.19.34.67.14.36.92.14.33.311.93.97.51.7
upper montane18.65.12.63.01.44.413.03.49.94.29.53.66.51.7
lower montane3.03.44.83.63.04.7-2.34.711.17.47.47.64.22.0
colline/submontane-4.34.5-0.56.4-4.65.66.79.313.713.611.13.31.42.4
total2.82.54.72.02.02.58.21.68.93.010.52.16.01.0
totalupper subalpine..29.54.720.77.510.93.514.59.217.94.214.74.3
lower subalpine4.24.18.73.513.83.06.72.48.02.613.03.48.81.4
upper montane6.62.40.42.63.63.211.52.99.03.210.43.15.11.3
lower montane-1.81.81.62.7-1.84.10.34.9-2.66.510.96.7-0.51.4
colline/submontane-2.71.5-1.84.4-2.64.24.76.3-1.06.811.52.8-1.31.3
total-0.91.02.91.62.82.07.91.57.52.111.81.83.00.7
© WSL, Swiss National Forest Inventory, 19.06.2020 #841974/308305
NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %± %±
n/aupper subalpine..47.27.52.10.039.716.524.58.9104.323.037.87.8
lower subalpine12.87.116.77.011.88.114.017.619.38.383.424.116.93.8
upper montane20.55.7-3.47.37.29.539.623.640.410.453.629.212.63.9
lower montane0.53.411.18.926.410.049.431.311.815.042.926.45.33.0
colline/submontane-3.92.520.514.423.615.0-13.518.9-13.413.335.116.8-2.12.4
total0.81.77.54.215.55.222.810.120.35.054.911.55.81.5
inside perimeterupper subalpine......452.7292.528.90.077.20.0138.764.8
lower subalpine-63.20.0-37.626.0110.216.116.813.756.712.017.926.318.313.7
upper montane62.366.8-27.321.951.817.445.410.428.73.176.522.135.612.1
lower montane5.218.533.734.1-1.412.937.944.215.211.267.220.514.49.4
colline/submontane5.213.5-32.136.6-22.416.820.734.7..65.828.810.311.9
total6.311.4-15.916.115.410.432.111.535.26.465.513.621.05.7
outside perimeterupper subalpine..20.932.672.625.843.48.144.517.264.19.647.08.3
lower subalpine24.011.413.07.96.710.029.35.96.56.647.89.117.83.6
upper montane32.19.415.75.29.37.535.210.36.97.348.29.220.23.2
lower montane20.26.315.47.610.37.938.915.825.211.983.713.822.43.9
colline/submontane6.26.92.99.92.012.262.625.765.430.367.38.121.14.7
total16.84.213.83.58.34.434.54.314.04.758.64.821.41.8
totalupper subalpine..32.920.043.124.445.17.636.711.273.49.345.06.2
lower subalpine12.76.813.45.311.66.326.15.512.25.151.58.417.42.5
upper montane22.55.06.64.210.25.736.58.816.86.050.78.317.32.4
lower montane3.93.013.85.715.05.741.213.517.69.378.111.611.22.3
colline/submontane-3.02.38.08.27.09.128.215.46.813.859.57.52.62.1
total2.81.610.32.611.73.232.33.816.93.458.64.312.31.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841975/308306
NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %± %± %± %±
Western Juraupper subalpine........
lower subalpine14.18.0-63.2.24.011.413.97.5
upper montane24.45.862.266.838.78.626.85.1
lower montane10.85.45.318.418.18.012.84.4
colline/submontane4.46.37.712.616.414.06.45.4
total14.33.07.711.423.05.615.92.6
Eastern Juraupper subalpine........
lower subalpine........
upper montane25.4.....25.4.
lower montane27.710.6..16.211.525.38.7
colline/submontane2.95.60.0.10.014.33.85.2
total8.64.80.0.12.89.59.34.3
Western Plateauupper subalpine........
lower subalpine6.712.4....6.712.4
upper montane47.540.0..-94.70.026.238.2
lower montane-16.07.8..89.926.2-9.47.7
colline/submontane16.011.3..-11.115.612.710.0
total-1.15.8..23.218.01.05.4
Central Plateauupper subalpine........
lower subalpine........
upper montane-55.627.4..12.220.1-33.925.3
lower montane-11.56.5..0.913.0-9.75.9
colline/submontane-12.05.6-92.40.02.412.6-10.65.1
total-12.43.8-92.40.02.28.6-10.73.4
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-24.420.7..159.20.0-18.221.6
lower montane8.58.5..22.035.49.28.3
colline/submontane-6.93.4..7.617.8-6.23.4
total-3.83.0..13.016.0-3.02.9
Western Pre-Alpsupper subalpine........
lower subalpine11.514.7..2.616.16.311.1
upper montane-5.918.5-17.7.20.311.310.010.0
lower montane15.122.6..29.032.521.618.7
colline/submontane-15.20.0..0.919.8-1.117.2
total3.410.9-17.7.13.98.19.66.1
Central Pre-Alpsupper subalpine66.112.5..33.635.744.326.5
lower subalpine11.010.9-20.20.05.510.77.97.5
upper montane-6.58.0-50.8.13.26.32.45.1
lower montane10.99.2120.40.013.78.612.76.2
colline/submontane15.113.4-100.00.0-8.611.80.09.0
total4.24.8-26.234.410.04.36.73.1
Eastern Pre-Alpsupper subalpine........
lower subalpine5.110.4..10.614.97.48.5
upper montane2.111.4..3.68.52.96.9
lower montane29.013.438.1.8.810.718.08.3
colline/submontane15.114.9-37.71.8-3.513.91.510.2
total12.56.6-7.422.34.85.68.24.1
Northwestern Alpsupper subalpine39.00.0..7.147.825.725.7
lower subalpine25.311.5-38.630.424.813.921.79.3
upper montane21.425.1-24.728.911.711.211.510.0
lower montane39.358.818.639.117.419.323.320.2
colline/submontane39.642.4-2.348.054.926.936.124.7
total27.711.7-13.718.819.67.719.46.0
Central Alpsupper subalpine2.10.0..119.60.044.638.4
lower subalpine21.022.0111.316.2-4.014.116.913.5
upper montane7.827.144.617.345.328.932.217.3
lower montane35.412.04.95.355.418.338.59.4
colline/submontane131.28.3-9.530.463.127.054.923.8
total26.413.536.814.633.212.530.98.1
Northeastern Alpsupper subalpine....42.70.042.70.0
lower subalpine14.713.2..9.121.412.311.9
upper montane25.810.985.047.36.015.713.912.4
lower montane1.712.8-5.515.2-0.511.5-1.77.9
colline/submontane-17.00.0..-13.225.8-13.921.1
total13.97.95.215.13.48.56.65.7
Southwestern Alpsupper subalpine39.716.5452.7292.543.48.145.17.6
lower subalpine14.017.616.813.729.35.926.15.5
upper montane39.623.645.410.435.210.336.58.8
lower montane49.431.337.944.238.915.841.213.5
colline/submontane-13.518.920.734.762.625.728.215.4
total22.810.132.111.534.54.332.33.8
Southeastern Alpsupper subalpine24.58.928.90.044.517.236.711.2
lower subalpine19.38.356.712.06.56.612.25.1
upper montane40.410.428.73.16.97.316.86.0
lower montane11.815.015.211.225.211.917.69.3
colline/submontane-13.413.3..65.430.36.813.8
total20.35.035.26.414.04.716.93.4
Southern Alpsupper subalpine104.323.077.20.064.19.673.49.3
lower subalpine83.424.117.926.347.89.151.58.4
upper montane53.629.276.522.148.29.250.78.3
lower montane42.926.467.220.583.713.878.111.6
colline/submontane35.116.865.828.867.38.159.57.5
total54.911.565.513.658.64.858.64.3
Switzerlandupper subalpine37.87.8138.764.847.08.345.06.2
lower subalpine16.53.718.413.517.53.617.12.5
upper montane12.43.936.412.019.93.217.12.4
lower montane5.93.015.19.222.43.911.62.3
colline/submontane-1.52.311.311.920.84.72.92.0
total6.11.421.75.721.21.812.41.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841976/308307
NFI1NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %±
n/aupper subalpine....65.611.728.77.4104.323.037.67.8
lower subalpine14.48.03.712.810.06.819.55.783.424.116.73.8
upper montane24.55.7-8.519.7-4.26.231.38.953.629.212.33.9
lower montane14.14.9-6.74.415.27.220.510.342.926.45.32.9
colline/submontane3.44.4-5.92.913.49.67.213.035.116.8-1.72.3
total12.92.6-6.22.26.13.722.13.854.911.55.91.4
inside perimeterupper subalpine......195.0130.577.20.0134.261.1
lower subalpine-63.20.0..-20.20.022.115.517.926.317.913.4
upper montane64.466.6..-38.011.127.813.976.522.135.411.8
lower montane5.318.4..59.422.33.511.567.220.513.99.4
colline/submontane11.213.3-92.40.0-58.516.90.324.465.828.89.911.9
total9.611.7-92.40.0-18.519.416.57.465.513.620.65.7
outside perimeterupper subalpine....35.436.443.910.064.19.647.28.3
lower subalpine24.011.4..6.38.017.34.347.89.117.73.6
upper montane38.68.6-12.233.712.24.916.05.148.29.219.93.2
lower montane17.87.125.412.713.06.620.66.783.713.822.43.9
colline/submontane13.810.31.69.2-3.48.548.013.067.38.120.94.7
total21.34.99.87.49.43.220.82.858.64.821.31.8
totalupper subalpine....45.426.639.77.273.49.345.16.2
lower subalpine14.27.53.712.88.05.218.23.351.58.417.32.5
upper montane26.85.0-9.117.34.23.920.54.250.78.317.02.4
lower montane14.94.0-3.84.214.44.817.85.278.111.611.22.3
colline/submontane4.94.0-5.42.80.96.423.18.959.57.52.92.1
total14.32.3-4.92.07.62.320.92.158.64.312.31.1
© WSL, Swiss National Forest Inventory, 19.06.2020 #841977/308308
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %± %± %± %±
Western Juraupper subalpine........
lower subalpine4.24.9-70.10.018.53.14.14.7
upper montane5.62.422.128.920.85.18.02.2
lower montane-2.23.613.96.40.84.6-0.92.8
colline/submontane5.23.8-13.315.0-0.99.42.93.5
total2.81.7-4.510.45.83.53.21.5
Eastern Juraupper subalpine........
lower subalpine........
upper montane13.50.0....13.50.0
lower montane2.44.3..-7.910.70.24.2
colline/submontane-2.74.043.2.4.07.3-2.13.7
total-1.33.143.2.-1.86.7-1.32.9
Western Plateauupper subalpine........
lower subalpine5.17.2....5.17.2
upper montane14.17.0..196.1.14.67.0
lower montane-1.96.3..28.110.21.25.8
colline/submontane-2.16.2..-11.813.2-3.15.7
total-0.93.9..9.19.30.03.6
Central Plateauupper subalpine........
lower subalpine........
upper montane-20.73.6..-8.513.5-14.57.2
lower montane-5.34.8..7.15.2-3.54.2
colline/submontane-8.93.9-96.2.-14.010.0-10.03.5
total-7.72.9-96.2.-5.96.4-7.72.6
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-1.79.8..-15.4.-3.38.8
lower montane-1.54.3..-0.116.0-1.44.1
colline/submontane-1.92.3..2.47.6-1.72.2
total-1.82.0..1.16.8-1.61.9
Western Pre-Alpsupper subalpine........
lower subalpine16.09.8..5.06.79.55.6
upper montane4.59.5-20.60.02.46.92.95.5
lower montane-5.78.1..17.15.94.35.7
colline/submontane14.00.0..20.83.520.03.1
total6.15.6-20.60.06.04.35.93.4
Central Pre-Alpsupper subalpine35.521.6..29.711.431.810.6
lower subalpine-2.310.4-62.9.9.65.81.86.3
upper montane-3.44.015.6.1.94.0-0.72.8
lower montane3.14.911.20.01.24.42.23.3
colline/submontane3.57.0..-11.49.2-4.26.0
total-0.23.0-25.723.71.72.60.52.0
Eastern Pre-Alpsupper subalpine........
lower subalpine13.34.8..2.97.78.64.5
upper montane8.56.1..-7.85.5-0.94.2
lower montane-3.87.821.80.01.86.9-0.75.1
colline/submontane0.86.7-56.41.0-5.45.1-5.94.3
total3.63.8-29.421.8-3.13.4-0.42.5
Northwestern Alpsupper subalpine25.5...14.82.721.53.1
lower subalpine4.64.627.740.812.09.59.56.0
upper montane14.93.23.02.70.86.04.44.4
lower montane-22.39.315.95.615.08.10.77.2
colline/submontane-10.29.0-29.619.75.54.6-8.97.0
total1.43.60.910.67.54.84.93.1
Central Alpsupper subalpine12.20.0..11.7.12.00.2
lower subalpine23.66.812.213.24.66.714.74.8
upper montane0.910.412.69.035.217.118.29.0
lower montane11.910.10.212.914.67.811.66.1
colline/submontane23.15.566.923.217.711.726.48.0
total13.85.315.17.119.36.716.33.8
Northeastern Alpsupper subalpine....40.90.040.90.0
lower subalpine19.07.7..15.24.517.44.7
upper montane-12.411.646.016.03.75.11.55.7
lower montane-45.219.40.77.1-3.77.4-13.59.0
colline/submontane6.40.0..11.07.810.26.2
total-9.410.47.77.33.83.5-0.24.4
Southwestern Alpsupper subalpine15.24.810.424.710.54.411.53.6
lower subalpine0.511.210.54.86.82.16.02.4
upper montane1.55.84.64.112.63.410.42.8
lower montane15.512.9-19.021.7-2.44.7-0.45.0
colline/submontane11.111.6-14.212.26.19.54.36.7
total5.65.52.24.58.01.67.21.6
Southeastern Alpsupper subalpine5.53.32.40.019.315.514.09.7
lower subalpine11.84.416.35.72.93.46.52.7
upper montane5.45.010.07.711.64.29.43.1
lower montane-11.810.5-12.112.59.68.3-3.56.8
colline/submontane-10.47.1..13.713.6-2.26.7
total3.92.96.25.88.83.16.82.1
Southern Alpsupper subalpine15.25.452.40.016.56.417.14.9
lower subalpine15.96.3-0.82.210.54.211.03.5
upper montane18.87.612.44.17.93.79.13.2
lower montane10.98.125.19.56.87.88.76.8
colline/submontane10.36.47.29.410.63.310.22.8
total13.73.412.94.39.42.210.21.8
Switzerlandupper subalpine10.52.522.417.515.76.814.24.7
lower subalpine8.32.44.97.07.01.87.51.4
upper montane4.01.711.93.35.71.75.21.2
lower montane-2.81.95.93.93.82.1-0.21.4
colline/submontane-2.21.5-12.37.81.52.3-1.71.2
total0.40.93.32.95.51.02.60.6
© WSL, Swiss National Forest Inventory, 19.06.2020 #841978/308309
NFI2NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %± %± %± %±
Western Juraupper subalpine........
lower subalpine11.06.1-74.6.23.510.610.45.8
upper montane9.93.716.025.523.78.812.03.4
lower montane0.34.42.616.43.56.01.33.5
colline/submontane-2.95.3-10.111.05.613.0-2.14.6
total4.12.3-6.99.09.24.64.82.0
Eastern Juraupper subalpine........
lower subalpine........
upper montane-1.90.0....-1.90.0
lower montane14.47.7..-1.411.411.06.5
colline/submontane-7.34.63059.3.-4.712.6-6.84.3
total-2.33.93059.3.-3.28.6-2.23.5
Western Plateauupper subalpine........
lower subalpine-2.910.3....-2.910.3
upper montane54.648.0..-92.8.37.043.3
lower montane-21.36.7..21.017.6-17.66.4
colline/submontane1.28.1..-21.713.3-1.57.2
total-9.64.6..-3.811.5-9.04.2
Central Plateauupper subalpine........
lower subalpine........
upper montane-41.024.6..3.015.2-23.218.4
lower montane-15.85.7..-10.010.3-14.95.0
colline/submontane-18.44.1-95.30.0-8.611.5-17.53.8
total-17.73.0-95.30.0-8.67.5-16.72.7
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-32.721.6..8.50.0-29.920.6
lower montane2.46.8..23.328.03.46.6
colline/submontane-10.73.0..-0.814.1-10.22.9
total-8.22.6..4.712.3-7.52.6
Western Pre-Alpsupper subalpine........
lower subalpine-2.812.7..-1.013.8-1.89.4
upper montane-14.915.4-35.60.04.88.5-2.97.9
lower montane-14.716.7..4.924.4-6.013.9
colline/submontane75.60.0..4.615.69.316.0
total-10.18.8-35.60.03.16.5-2.45.0
Central Pre-Alpsupper subalpine26.79.5..1.117.89.514.2
lower subalpine-2.010.8-35.3.6.29.31.47.1
upper montane-15.06.480.40.00.85.5-7.44.2
lower montane-0.67.165.90.0-1.06.5-0.54.7
colline/submontane9.210.3..-16.49.5-4.87.0
total-5.94.020.232.8-0.73.5-3.32.5
Eastern Pre-Alpsupper subalpine........
lower subalpine16.96.3..10.713.314.26.8
upper montane6.110.7..-4.57.20.16.1
lower montane9.19.536.10.03.69.86.66.8
colline/submontane-4.012.0-58.32.0-5.410.3-7.97.5
total7.45.4-29.024.9-0.44.82.73.5
Northwestern Alpsupper subalpine28.8...39.714.432.55.1
lower subalpine16.310.073.368.310.912.413.98.6
upper montane17.026.5-25.330.90.68.92.88.9
lower montane-8.913.8-12.131.128.110.57.410.3
colline/submontane-2.522.6-12.631.330.417.85.415.1
total10.78.8-8.019.19.56.68.65.1
Central Alpsupper subalpine36.60.0..43.10.040.12.3
lower subalpine53.314.722.06.84.49.727.88.5
upper montane-1.822.223.618.334.022.519.314.1
lower montane35.113.1-23.58.423.29.921.08.0
colline/submontane49.82.836.431.070.232.356.216.0
total30.211.514.310.326.49.725.76.4
Northeastern Alpsupper subalpine....23.90.023.90.0
lower subalpine12.110.7..25.112.617.18.3
upper montane10.315.656.236.426.79.224.18.2
lower montane-15.614.80.212.7-6.010.7-6.07.3
colline/submontane-24.40.0..21.717.010.115.9
total4.47.48.312.413.86.110.14.4
Southwestern Alpsupper subalpine24.612.1144.573.426.86.927.86.1
lower subalpine17.715.312.97.619.93.919.13.8
upper montane25.212.524.411.319.47.920.56.6
lower montane8.516.7-12.120.018.29.612.78.1
colline/submontane21.327.5-16.621.122.717.115.712.3
total19.77.911.86.520.73.119.92.8
Southeastern Alpsupper subalpine20.36.610.00.040.315.532.410.0
lower subalpine16.26.733.06.910.15.112.94.0
upper montane26.47.97.38.36.66.612.45.1
lower montane6.112.8-2.610.223.610.112.58.0
colline/submontane-25.19.7..37.720.6-8.610.2
total13.34.113.95.914.54.014.02.8
Southern Alpsupper subalpine65.512.1106.80.045.37.851.67.1
lower subalpine50.811.24.323.326.46.329.15.6
upper montane31.624.850.114.723.05.825.65.4
lower montane25.810.358.412.040.67.140.96.1
colline/submontane27.212.010.712.624.85.423.84.6
total36.77.933.38.528.03.029.62.7
Switzerlandupper subalpine27.75.595.633.235.57.133.75.2
lower subalpine12.63.216.37.413.42.813.22.1
upper montane3.33.221.29.79.42.57.11.9
lower montane-3.72.44.77.58.13.00.51.8
colline/submontane-8.61.9-8.58.16.13.4-5.71.6
total-1.81.29.04.310.91.43.50.9
© WSL, Swiss National Forest Inventory, 19.06.2020 #841979/308310
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %±
n/aupper subalpine....33.519.811.03.216.45.012.42.8
lower subalpine4.24.74.68.19.85.813.02.920.66.310.72.4
upper montane4.62.93.46.4-1.43.96.63.718.16.83.02.0
lower montane-1.32.9-4.32.9-0.34.0-14.97.326.914.8-3.51.9
colline/submontane1.72.9-3.81.92.54.8-2.15.114.36.4-1.71.5
total1.81.6-3.71.61.62.45.02.217.63.20.70.9
inside perimeterupper subalpine......2.012.152.40.013.814.4
lower subalpine-70.1...-62.90.014.24.8-0.82.24.96.8
upper montane23.028.5..-6.312.210.94.012.44.111.23.2
lower montane14.06.4..17.83.6-0.75.430.010.16.84.1
colline/submontane-12.515.0-96.2.-56.31.0-8.714.57.99.3-12.27.6
total-4.110.4-96.2.-27.615.15.93.014.34.43.42.8
outside perimeterupper subalpine....37.611.815.18.117.65.816.06.4
lower subalpine18.53.1..6.63.86.92.111.93.97.51.7
upper montane22.15.2-9.59.8-0.13.09.52.59.53.66.31.7
lower montane-0.34.311.15.03.03.56.03.27.47.64.22.0
colline/submontane1.16.6-7.76.0-3.94.56.06.211.13.31.32.3
total5.03.1-0.64.11.61.88.41.510.52.16.01.0
totalupper subalpine....36.410.313.55.417.94.214.84.3
lower subalpine4.24.54.68.17.63.59.21.713.03.48.71.4
upper montane7.22.61.15.8-0.72.48.82.010.43.15.01.3
lower montane-0.72.4-2.72.71.52.6-2.93.610.96.7-0.51.4
colline/submontane1.12.6-4.21.8-2.93.40.83.911.52.8-1.31.2
total2.31.4-3.51.51.31.57.11.211.81.82.90.7
© WSL, Swiss National Forest Inventory, 19.06.2020 #841980/308311
NFI3NFI4
change: volume
rockfall SilvaProtect · altitudinal vegetation zone
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %± %± %± %±
Western Juraupper subalpine........
lower subalpine4.14.7-70.10.018.53.14.14.5
upper montane4.42.922.128.921.95.17.02.6
lower montane-2.13.513.96.40.84.6-0.92.8
colline/submontane6.43.9-13.315.0-0.59.33.83.5
total2.71.8-4.510.46.23.53.21.6
Eastern Juraupper subalpine........
lower subalpine........
upper montane36.421.1....36.421.1
lower montane1.84.1..-7.910.7-0.24.0
colline/submontane-1.84.043.2.4.07.3-1.23.7
total-0.53.143.2.-1.86.7-0.62.9
Western Plateauupper subalpine........
lower subalpine5.17.2....5.17.2
upper montane14.17.0..196.1.14.67.0
lower montane-3.76.4..28.110.2-0.66.0
colline/submontane-0.36.1..-11.813.2-1.45.7
total-1.13.9..9.19.3-0.13.7
Central Plateauupper subalpine........
lower subalpine........
upper montane-20.73.6..-8.513.5-14.57.2
lower montane-5.34.8..7.15.2-3.54.2
colline/submontane-9.03.8-96.2.-14.010.0-10.13.5
total-7.72.9-96.2.-5.96.4-7.72.6
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-1.79.8..-15.4.-3.38.8
lower montane-2.24.2..-0.116.0-2.14.0
colline/submontane-1.82.3..2.47.6-1.62.2
total-1.91.9..1.16.8-1.71.9
Western Pre-Alpsupper subalpine....59.20.059.20.0
lower subalpine15.29.0..5.66.69.75.4
upper montane-6.913.5-20.60.03.36.7-0.56.6
lower montane-5.18.0..17.15.94.65.7
colline/submontane14.00.0..20.83.520.03.1
total0.77.7-20.60.06.84.24.34.0
Central Pre-Alpsupper subalpine35.521.6..29.711.431.810.6
lower subalpine3.110.1-62.9.9.75.84.66.3
upper montane-4.33.915.6.2.34.0-1.02.8
lower montane3.54.811.20.01.34.42.53.2
colline/submontane3.57.0..-11.49.2-4.26.0
total0.53.0-25.723.71.92.61.02.0
Eastern Pre-Alpsupper subalpine........
lower subalpine15.46.9..2.97.710.15.3
upper montane7.95.9..-6.05.4-0.24.1
lower montane-3.27.521.80.02.46.6-0.15.0
colline/submontane0.86.7-56.41.0-5.45.1-5.94.3
total4.03.8-29.421.8-2.23.30.32.5
Northwestern Alpsupper subalpine27.93.1..14.82.724.32.8
lower subalpine10.15.022.029.012.39.411.75.7
upper montane15.94.33.02.70.75.94.94.3
lower montane-25.98.415.95.614.27.4-2.46.6
colline/submontane-6.49.6-29.619.75.54.6-7.07.2
total4.23.71.210.17.64.75.93.0
Central Alpsupper subalpine12.20.0..11.7.12.00.2
lower subalpine22.26.316.613.34.66.714.94.7
upper montane2.310.312.69.033.916.618.28.8
lower montane12.110.20.512.918.07.913.36.1
colline/submontane5.213.966.923.2-9.124.54.414.7
total12.15.116.27.215.67.614.24.0
Northeastern Alpsupper subalpine....40.90.040.90.0
lower subalpine19.87.8..13.84.717.14.6
upper montane-4.913.046.016.04.85.14.05.8
lower montane-45.219.40.77.1-3.57.4-13.49.0
colline/submontane30.722.9..11.07.815.98.8
total-6.010.47.77.34.33.51.14.4
Southwestern Alpsupper subalpine14.46.410.424.79.94.210.93.5
lower subalpine4.010.710.54.86.92.16.72.4
upper montane7.46.44.94.113.03.411.52.9
lower montane18.212.9-19.021.7-2.34.70.34.9
colline/submontane9.79.7-14.212.26.79.34.76.3
total8.55.22.34.58.21.67.91.5
Southeastern Alpsupper subalpine8.13.9-4.54.719.215.114.59.2
lower subalpine13.64.216.35.74.33.38.02.6
upper montane7.35.18.77.69.94.29.03.2
lower montane-12.310.2-12.112.511.17.4-2.66.5
colline/submontane-8.27.4-13.7.13.713.6-1.06.8
total5.62.94.75.58.93.07.52.1
Southern Alpsupper subalpine16.45.052.40.017.65.817.94.2
lower subalpine20.66.3-0.82.211.93.913.03.4
upper montane18.16.812.44.19.53.610.43.1
lower montane26.914.830.010.17.47.610.96.7
colline/submontane14.36.47.99.311.13.311.52.8
total17.63.214.34.410.52.111.81.8
Switzerlandupper subalpine12.62.814.614.515.86.414.74.3
lower subalpine10.52.45.66.87.61.78.71.4
upper montane3.12.011.83.36.31.75.11.3
lower montane-3.01.86.84.04.22.0-0.21.4
colline/submontane-1.61.5-11.97.71.22.4-1.31.2
total0.80.93.72.96.01.03.00.6
© WSL, Swiss National Forest Inventory, 19.06.2020 #841981/308312
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