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NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
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
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/a0-20%1.20.20.50.20.20.20.70.40.70.30.40.20.80.1
21-40%1.70.32.00.44.60.84.70.95.00.82.80.62.90.2
41-60%5.20.59.40.97.81.09.01.212.91.24.90.87.50.3
61-80%15.30.815.11.111.81.39.11.216.51.44.80.813.10.4
over 80%62.91.019.01.220.71.66.71.09.31.18.41.031.40.5
total86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
inside perimeter0-20%0.0.0.10.10.20.20.0.0.0.0.0.0.00.0
21-40%0.0.0.10.10.60.30.70.30.70.30.50.30.30.1
41-60%0.10.10.50.20.90.44.50.92.00.51.60.41.10.1
61-80%0.90.21.80.42.00.67.01.14.10.73.20.62.50.2
over 80%4.70.55.00.77.31.08.31.15.00.812.51.26.40.3
total5.60.57.50.811.11.220.51.711.81.217.81.410.30.4
outside perimeter0-20%0.10.11.10.30.80.30.40.30.30.20.70.30.50.1
21-40%0.00.02.60.51.60.52.90.74.00.71.90.51.70.2
41-60%0.20.15.40.74.20.89.91.214.61.36.00.95.00.3
61-80%1.10.214.41.110.31.218.61.616.21.315.81.39.90.4
over 80%6.80.523.01.327.01.717.61.68.71.036.51.717.00.5
total8.20.646.51.643.92.049.42.143.71.860.91.834.00.6
total0-20%1.30.21.70.41.10.41.10.41.00.41.10.41.20.1
21-40%1.70.34.80.76.81.08.31.19.81.15.20.84.90.3
41-60%5.50.515.31.113.01.323.31.829.51.712.51.213.60.4
61-80%17.30.831.31.524.21.734.62.036.81.823.81.525.40.6
over 80%74.30.946.91.555.01.832.61.923.01.557.41.754.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865722/332053
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