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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%1.40.31.10.50.40.32.41.21.60.71.91.11.40.2
21-40%1.90.34.41.010.21.815.72.811.31.812.92.65.20.4
41-60%6.00.520.41.817.32.229.73.529.02.523.23.313.50.6
61-80%17.80.932.82.226.32.630.13.537.22.722.73.323.50.7
over 80%72.91.041.22.245.92.822.13.120.82.239.43.856.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.1.41.41.41.40.0.0.0.0.0.0.30.2
21-40%0.0.1.41.45.72.83.41.76.22.72.91.43.00.7
41-60%1.71.26.52.88.43.321.93.816.84.18.72.410.71.3
61-80%15.23.324.65.018.34.634.14.334.65.117.93.323.71.7
over 80%83.13.466.25.566.25.640.74.442.35.370.53.962.22.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.60.62.40.71.80.80.70.50.70.51.10.51.30.3
21-40%0.50.55.61.13.51.15.91.49.11.63.20.84.90.5
41-60%2.31.111.51.59.61.820.12.433.32.69.81.414.70.8
61-80%13.52.630.92.123.52.537.62.937.02.725.92.029.11.0
over 80%83.02.849.52.361.62.835.72.819.92.260.02.249.91.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
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 #865807/332138
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