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NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.5370.0.0.0.1.537
21-40%2.7270.0.0.21002.926
41-60%10.1130.0.0.65810.713
61-80%26.182.4292.72631.17
over 80%78.2311.91214.111104.22
total118.6214.31117.610150.51
Eastern Jura0-20%0.8470.0.0.0.0.847
21-40%0.21000.0.0.0.0.2100
41-60%1.1450.4710.0.1.537
61-80%4.0220.5710.0.4.521
over 80%35.142.7271.83339.63
total41.233.5241.83346.62
Western Plateau0-20%1.0430.0.0.0.1.043
21-40%0.6570.0.0.0.0.657
41-60%3.8210.0.0.0.3.821
61-80%7.7150.21000.7588.614
over 80%31.050.6583.52335.14
total44.130.8504.22149.12
Central Plateau0-20%0.9480.0.0.21001.143
21-40%0.7560.0.0.0.0.756
41-60%3.8210.0.0.21004.021
61-80%11.6120.4701.04513.011
over 80%42.742.7265.01950.33
total59.733.1256.41769.11
Eastern Plateau0-20%0.9490.0.0.0.0.949
21-40%2.9250.0.0.0.2.925
41-60%3.0250.0.0.0.3.025
61-80%15.7100.21000.47116.210
over 80%79.131.5353.92284.62
total101.611.7334.321107.61
Western Pre-Alps0-20%0.31000.0.0.31000.670
21-40%1.5410.0.2.1333.525
41-60%3.5250.21003.4247.016
61-80%4.4210.6598.11513.111
over 80%8.0142.4288.71319.16
total17.693.22422.5743.33
Central Pre-Alps0-20%0.8500.0.0.6571.337
21-40%1.3380.21001.3382.925
41-60%10.4130.0.3.52313.911
61-80%17.2101.73513.91132.87
over 80%21.593.02624.0848.54
total51.254.92043.3599.42
Eastern Pre-Alps0-20%0.21000.0.0.4700.657
21-40%3.1250.0.1.0444.222
41-60%5.1190.4711.9337.416
61-80%8.7141.2416.41716.310
over 80%19.093.92220.9843.84
total36.165.51830.8672.32
Northwestern Alps0-20%0.0.0.21001.4371.634
21-40%1.4370.0.2.0313.523
41-60%4.9200.8504.0229.714
61-80%8.7151.4387.31617.410
over 80%8.7144.52013.61126.76
total23.786.91628.3758.93
Central Alps0-20%0.0.0.21000.0.0.2100
21-40%1.2410.4710.4702.031
41-60%2.9250.6571.2404.719
61-80%3.9211.0442.1307.015
over 80%4.1202.4275.11811.59
total12.1114.5198.81225.44
Northeastern Alps0-20%0.0.0.0.0.5570.557
21-40%1.5340.4710.5572.426
41-60%2.0320.21002.3294.520
61-80%2.5270.4714.5207.415
over 80%3.4223.0248.51315.08
total9.5134.02116.4929.85
Southwestern Alps0-20%0.8500.0.0.4711.241
21-40%5.4190.8503.3259.514
41-60%10.2145.11911.31326.68
61-80%10.3137.91521.1939.46
over 80%7.6159.51320.1937.16
total34.3723.3856.24113.82
Southeastern Alps0-20%1.0450.0.0.4711.438
21-40%7.2161.0445.71913.911
41-60%18.4102.82720.8942.16
61-80%23.695.81823.1852.65
over 80%13.2127.11612.41232.87
total63.5516.91062.54142.82
Southern Alps0-20%0.6580.0.1.0451.635
21-40%4.1220.8502.9267.815
41-60%7.4162.3299.01418.710
61-80%7.3164.82023.7835.77
over 80%12.61218.8954.7586.13
total32.0726.7891.33150.02
Switzerland0-20%8.7150.4715.32014.412
21-40%33.883.62419.51056.96
41-60%86.9512.81258.06157.73
61-80%151.6328.48115.24295.22
over 80%364.1273.95196.43634.41
total645.21119.04394.321158.51
© WSL, Swiss National Forest Inventory, 17.06.2020 #874446/340779
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