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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: 1.4 x 1.4 km grid
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%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%8.8140.21001.0459.913
61-80%17.6100.8503.32421.79
over 80%89.833.62323.28116.62
total120.224.62027.67152.51
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.930.0.4.12244.02
total42.430.0.4.12246.62
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.9220.0.0.7584.621
over 80%36.340.0.4.52040.83
total44.730.0.5.21949.92
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.2400.0.0.21001.537
61-80%5.3190.0.0.5585.818
over 80%52.830.0.8.71461.52
total60.920.0.9.41370.31
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%6.1170.0.0.3716.416
over 80%91.820.0.5.11997.02
total102.710.0.5.519108.11
Western Pre-Alps0-20%0.8580.31000.8581.837
21-40%0.6700.31000.31001.148
41-60%3.5250.7503.9238.215
61-80%4.1220.8504.4209.313
over 80%9.2132.42712.41124.06
total18.294.52021.7844.43
Central Pre-Alps0-20%0.6580.0.0.6571.140
21-40%2.7260.4710.8503.822
41-60%5.7180.7501.5357.915
61-80%10.9130.9448.31520.29
over 80%31.873.62432.2767.63
total51.655.61843.45100.62
Eastern Pre-Alps0-20%1.0450.0.0.7571.735
21-40%1.6350.0.1.1442.827
41-60%3.5240.4712.6286.517
61-80%8.2150.21005.41913.811
over 80%22.182.13024.8749.04
total36.662.72634.5673.82
Northwestern Alps0-20%2.0320.6571.0443.623
21-40%3.4240.4711.0444.920
41-60%5.0200.4713.1258.515
61-80%5.0202.3307.21614.511
over 80%9.5136.91613.01129.46
total24.9810.61325.3760.93
Central Alps0-20%0.6580.21000.4711.241
21-40%2.1300.0.0.0.2.130
41-60%2.2290.4710.8503.423
61-80%2.9251.5351.4375.917
over 80%4.8183.1245.51713.48
total12.7105.2188.11326.04
Northeastern Alps0-20%0.0.0.0.0.9430.943
21-40%1.4380.4710.8512.627
41-60%1.9310.5581.9314.320
61-80%2.7271.4382.7266.816
over 80%3.9214.3217.91316.07
total9.8136.61614.2930.64
Southwestern Alps0-20%1.0450.21001.0452.230
21-40%8.6151.0453.02612.612
41-60%8.0164.3218.31520.79
61-80%8.1155.61814.91128.67
over 80%9.51412.61228.6750.75
total35.3723.7855.84114.82
Southeastern Alps0-20%2.6280.21001.2414.022
21-40%7.5161.2416.81715.611
41-60%13.9123.22513.81231.07
61-80%18.4107.91517.81044.26
over 80%22.796.81621.4950.95
total65.1519.4961.15145.62
Southern Alps0-20%1.2410.4712.1313.623
21-40%5.3190.8503.5239.514
41-60%6.6171.6358.51516.710
61-80%8.2153.82219.5931.67
over 80%12.2127.21672.7492.23
total33.6713.811106.33153.72
Switzerland0-20%13.6121.9338.51524.09
21-40%39.874.52117.51161.86
41-60%65.9512.41245.76124.14
61-80%102.9425.3986.55214.73
over 80%436.4152.66264.12753.11
total658.7196.74422.321177.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #863484/329815
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