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NFI2
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/a0-20%0.70.21.80.63.11.05.01.72.20.82.71.31.50.2
21-40%2.50.38.61.29.11.617.33.017.52.110.12.56.40.4
41-60%7.30.621.41.818.92.133.73.731.62.523.03.514.60.6
61-80%24.20.933.72.132.62.625.63.433.82.636.84.027.80.7
over 80%65.21.034.62.136.32.618.43.014.91.927.43.749.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.2.81.61.21.21.51.01.11.10.0.1.40.5
21-40%4.24.12.81.610.33.310.22.612.83.413.64.09.31.3
41-60%3.83.821.53.918.94.222.13.627.84.534.35.623.31.8
61-80%39.79.840.94.730.04.940.94.244.55.035.85.639.02.1
over 80%52.310.032.04.439.75.225.43.713.93.516.24.327.01.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.60.61.90.82.60.92.10.80.90.41.50.3
21-40%0.0.4.00.92.80.910.71.817.82.16.81.06.90.5
41-60%1.70.818.71.715.22.021.72.330.72.516.31.517.70.8
61-80%32.22.738.92.230.32.638.42.831.92.529.41.933.51.0
over 80%66.12.836.72.149.92.726.72.517.52.046.62.140.41.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.60.21.80.42.30.63.00.72.00.51.20.41.50.2
21-40%2.20.36.00.76.40.912.31.317.01.38.11.06.80.3
41-60%6.60.520.21.217.31.425.11.830.71.719.31.416.40.4
61-80%25.30.936.71.431.31.735.41.934.31.731.41.730.80.6
over 80%65.20.935.31.442.71.724.21.715.91.340.11.744.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853619/319950
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