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NFI2

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
inside perimeter0-20%..2.71.51.11.11.51.01.01.0..1.30.5
21-40%4.03.92.71.510.33.310.32.612.33.313.74.09.21.2
41-60%4.03.921.43.918.74.221.93.527.64.534.35.623.21.8
61-80%40.09.841.14.729.84.940.84.244.95.035.65.639.12.1
over 80%52.010.032.14.440.15.325.53.714.33.516.44.327.31.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.60.21.70.42.50.63.40.82.10.51.30.41.50.2
21-40%2.10.36.30.85.90.912.91.517.61.57.61.06.50.3
41-60%6.50.520.21.316.81.525.72.031.31.818.11.515.70.5
61-80%25.10.936.61.531.21.833.92.232.71.831.11.830.00.6
over 80%65.61.035.21.543.61.924.22.016.31.441.91.946.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.60.21.80.42.30.63.00.71.90.51.20.41.50.1
21-40%2.20.36.00.76.40.912.31.316.91.38.21.06.70.3
41-60%6.50.520.41.217.01.424.81.730.91.719.61.416.30.5
61-80%25.20.937.01.531.11.735.41.934.21.731.61.730.70.6
over 80%65.51.034.91.443.21.824.51.716.01.339.51.844.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #157429/143808
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