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NFI3
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3370.0.0.0.1.337
21-40%2.8250.0.0.21003.025
41-60%8.4140.21000.9459.513
61-80%17.990.7503.22321.88
over 80%90.433.62222.88116.82
total120.824.52027.07152.31
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%0.6580.0.0.0.0.658
61-80%1.4360.0.0.21001.634
over 80%39.530.0.4.12143.72
total42.230.0.4.32046.52
Western Plateau0-20%0.9440.0.0.0.0.944
21-40%0.8500.0.0.0.0.850
41-60%2.8250.0.0.0.2.825
61-80%4.0210.0.0.6584.620
over 80%36.140.0.4.52040.63
total44.530.0.5.01849.62
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%0.9440.0.0.0.0.944
41-60%1.3370.0.0.21001.535
61-80%5.4170.0.0.5585.916
over 80%52.830.21008.91361.92
total60.920.21009.61270.71
Eastern Plateau0-20%1.1400.0.0.0.1.140
21-40%1.7320.0.0.0.1.732
41-60%2.2280.0.0.0.2.228
61-80%6.0160.0.0.3716.316
over 80%90.820.0.5.31896.12
total101.810.0.5.617107.51
Western Pre-Alps0-20%1.1440.5701.1442.626
21-40%0.6580.21000.5591.437
41-60%3.4230.6503.6227.614
61-80%3.7210.9454.9189.512
over 80%8.6122.42612.21023.26
total17.584.61922.3744.33
Central Pre-Alps0-20%0.7500.0.0.5571.237
21-40%2.7250.3710.9454.020
41-60%5.5170.7501.6317.814
61-80%10.5121.0418.71420.28
over 80%30.873.92232.4667.13
total50.156.01744.15100.22
Eastern Pre-Alps0-20%0.9450.0.0.6571.535
21-40%1.7330.0.1.0442.726
41-60%3.6220.3712.3286.216
61-80%8.5140.3705.41814.210
over 80%21.182.02926.0649.14
total35.862.62535.3573.72
Northwestern Alps0-20%1.8320.5571.2373.422
21-40%3.2230.5581.0404.719
41-60%4.8190.4712.9258.014
61-80%5.0182.3287.41514.710
over 80%8.8137.31513.11029.25
total23.4811.01225.6760.03
Central Alps0-20%0.5580.21000.4711.141
21-40%2.3270.21000.0.2.526
41-60%2.0290.4710.8503.123
61-80%2.9241.8311.5356.116
over 80%5.1173.0235.51613.78
total12.8105.5178.11326.44
Northeastern Alps0-20%0.0.0.0.0.8430.843
21-40%1.8310.3710.7502.824
41-60%1.9290.5581.9304.219
61-80%3.0241.2382.4276.715
over 80%4.2194.3197.71316.27
total10.8116.21613.6930.74
Southwestern Alps0-20%1.1410.21000.9452.229
21-40%8.9141.4353.02413.311
41-60%7.8154.1217.81519.69
61-80%8.6145.41714.51028.57
over 80%10.41212.91127.8751.14
total36.8623.9854.04114.72
Southeastern Alps0-20%2.3280.21001.6334.121
21-40%7.7151.1416.41615.210
41-60%14.5113.42313.51131.37
61-80%18.0108.01517.21043.26
over 80%22.687.11521.6851.35
total65.1419.7960.34145.12
Southern Alps0-20%1.1410.4711.8313.323
21-40%5.1180.9453.2239.213
41-60%6.7161.4358.61416.710
61-80%7.9154.12018.2930.37
over 80%12.0127.41574.2393.53
total32.8714.111106.03152.92
Switzerland0-20%13.4121.8328.91424.18
21-40%40.575.01916.91062.55
41-60%65.4511.81243.96121.14
61-80%102.8425.7884.94213.43
over 80%433.3154.05266.12753.51
total655.5198.44420.721174.60
© WSL, Swiss National Forest Inventory, 18.06.2020 #863485/329816
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