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NFI3
forest area
avalanches SilvaProtect · degree of cover of regeneration (7 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 of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%7.4160.6581.7339.714
1-4%8.2150.6582.23011.013
5-9%15.1110.6583.12518.710
10-25%35.271.0448.41544.66
26-50%23.881.0446.11730.97
51-75%16.6100.6583.62320.89
76-100%14.1110.21002.62816.810
total120.224.62027.67152.51
Eastern Jura< 1%2.2310.0.0.0.2.231
1-4%3.2250.0.0.4713.624
5-9%3.3240.0.0.4703.823
10-25%9.4140.0.1.04410.413
26-50%7.3160.0.1.5388.814
51-75%5.0200.0.0.21005.219
76-100%12.1110.0.0.65812.711
total42.430.0.4.12246.62
Western Plateau< 1%1.7350.0.0.21001.933
1-4%2.7270.0.0.21002.926
5-9%4.7200.0.0.21004.920
10-25%11.9120.0.1.73513.711
26-50%10.8120.0.2.22913.011
51-75%8.4150.0.0.21008.614
76-100%4.4200.0.0.4714.819
total44.730.0.5.21949.92
Central Plateau< 1%1.3380.0.0.21001.535
1-4%4.7200.0.0.4705.119
5-9%6.8160.0.0.4707.216
10-25%15.6100.0.2.92518.59
26-50%13.6110.0.4.02117.69
51-75%10.2130.0.1.04411.112
76-100%8.8140.0.0.6589.413
total60.920.0.9.41370.31
Eastern Plateau< 1%3.8230.0.0.0.3.823
1-4%7.7150.0.0.21007.915
5-9%11.8120.0.0.210012.012
10-25%21.680.0.1.04522.68
26-50%20.990.0.0.94521.99
51-75%17.7100.0.2.13019.89
76-100%19.190.0.1.04520.19
total102.710.0.5.519108.11
Western Pre-Alps< 1%0.4710.0.0.9451.338
1-4%2.6281.0461.9315.418
5-9%2.6270.5583.3256.517
10-25%4.4211.4385.81811.712
26-50%6.1181.1416.01813.311
51-75%1.7360.4702.5294.621
76-100%0.4710.0.1.3381.733
total18.294.52021.7844.43
Central Pre-Alps< 1%1.4380.4701.3413.126
1-4%5.0190.8502.1308.015
5-9%7.8160.9445.31913.911
10-25%17.8101.73517.41036.96
26-50%12.3120.85011.31324.48
51-75%5.3190.4703.0268.615
76-100%2.0320.6583.1265.719
total51.655.61843.45100.62
Eastern Pre-Alps< 1%1.3380.21000.9442.427
1-4%4.5200.4715.51810.313
5-9%5.2190.7504.32010.313
10-25%10.9130.4708.91420.29
26-50%8.8150.6588.21517.610
51-75%3.4240.4713.9227.716
76-100%2.3300.0.2.9265.219
total36.662.72634.5673.82
Northwestern Alps< 1%0.6580.0.0.9451.535
1-4%3.4250.7502.0316.118
5-9%4.7202.7273.62311.013
10-25%8.1153.72310.41322.28
26-50%3.9232.3304.22210.413
51-75%1.9330.4712.5284.820
76-100%2.4290.8501.7354.920
total24.9810.61325.3760.93
Central Alps< 1%0.6580.0.0.4710.944
1-4%1.2411.7330.21003.124
5-9%3.1241.0441.2405.318
10-25%3.5231.1403.0257.614
26-50%2.4280.8502.0315.118
51-75%1.0440.6581.2402.826
76-100%1.0440.0.0.21001.240
total12.7105.2188.11326.04
Northeastern Alps< 1%0.8510.9510.8512.528
1-4%1.5350.3701.5353.323
5-9%1.9310.8512.1304.819
10-25%2.3282.1323.1247.415
26-50%1.4371.3373.7216.416
51-75%1.0450.8501.1402.925
76-100%0.9440.4721.9333.224
total9.8136.61614.2930.64
Southwestern Alps< 1%0.21000.6572.2302.926
1-4%3.5232.9256.01812.412
5-9%7.2167.21612.81227.28
10-25%12.6127.71519.1939.56
26-50%7.8164.12111.21323.18
51-75%3.2251.0453.6237.816
76-100%0.6580.21001.0451.833
total35.3723.7855.84114.82
Southeastern Alps< 1%1.0451.1413.5245.619
1-4%9.7143.62310.41323.78
5-9%12.5123.42411.71327.58
10-25%21.895.81818.81046.56
26-50%11.5134.12212.01227.68
51-75%5.4191.1413.0269.514
76-100%3.2250.21001.7335.219
total65.1519.4961.15145.62
Southern Alps< 1%0.6580.21002.2303.026
1-4%3.8232.13015.81121.79
5-9%6.1183.12523.5932.87
10-25%11.6134.72037.9654.25
26-50%7.7162.52815.81126.18
51-75%2.8271.0457.61611.413
76-100%1.0450.21003.4244.621
total33.6713.811106.33153.72
Switzerland< 1%23.493.92215.21142.57
1-4%61.6614.21248.76124.44
5-9%92.8521.0972.15185.93
10-25%186.8329.68139.53355.92
26-50%138.4418.61089.15246.13
51-75%83.556.71735.47125.64
76-100%72.352.72822.4997.44
total658.7196.74422.321177.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #862857/329188
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