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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
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%1.20.20.70.30.10.10.80.41.00.40.70.30.90.1
21-40%1.70.32.60.55.10.86.01.06.50.93.20.63.50.2
41-60%5.30.59.80.98.41.110.21.212.81.25.40.87.90.3
61-80%15.50.815.21.112.41.39.21.215.91.35.50.813.20.4
over 80%62.61.019.01.220.21.56.91.09.61.18.81.030.90.5
total86.30.747.31.546.31.933.21.845.81.823.71.556.40.6
inside perimeter0-20%0.0.0.10.10.10.10.0.0.0.0.0.0.00.0
21-40%0.0.0.10.10.60.30.80.40.80.30.50.20.30.1
41-60%0.10.10.50.20.90.44.20.81.90.51.70.51.10.1
61-80%0.80.21.80.42.10.66.61.04.10.73.10.62.40.2
over 80%4.60.54.80.77.11.07.81.04.70.712.01.16.20.3
total5.60.57.20.810.81.219.41.611.51.117.41.310.10.4
outside perimeter0-20%0.10.11.10.30.70.30.50.30.30.20.60.30.50.1
21-40%0.00.02.50.51.50.53.10.73.90.72.00.51.70.2
41-60%0.20.15.40.74.30.89.51.214.31.35.80.85.00.3
61-80%1.10.214.01.110.11.217.81.515.91.315.61.39.80.4
over 80%6.70.522.51.326.21.716.61.58.31.035.01.716.60.5
total8.10.645.51.542.91.947.42.042.61.858.91.733.50.6
total0-20%1.30.21.90.41.00.41.40.51.30.41.40.41.40.2
21-40%1.70.35.30.77.21.09.91.211.21.15.70.85.50.3
41-60%5.60.515.61.113.61.323.91.728.91.612.91.214.00.4
61-80%17.40.831.01.424.61.633.51.935.91.724.21.525.40.5
over 80%74.00.946.31.453.61.731.31.822.71.455.81.653.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865724/332055
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