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NFI4
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%1.30.52.00.92.21.01.50.70.80.41.61.61.50.70.60.50.0.0.0.0.0.2.41.21.60.71.91.11.30.2
21-40%2.30.60.50.51.30.81.10.62.80.78.33.22.61.08.72.16.02.210.03.915.44.915.72.811.31.812.92.65.20.4
41-60%8.61.13.01.28.71.86.41.43.00.719.84.520.32.414.22.620.83.824.15.421.76.129.73.529.02.523.23.313.50.6
61-80%22.01.79.52.117.52.619.42.315.51.624.84.733.62.924.13.236.54.432.35.926.86.530.13.537.22.722.73.323.50.7
over 80%65.91.885.12.570.32.971.52.477.91.645.65.142.03.052.53.536.64.433.65.736.26.822.13.120.82.239.43.856.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.........0.0.0.0.0.0.7.73.73.53.50.0.0.0.0.0.0.0.1.00.5
21-40%4.14.0........10.67.10.0.0.0.6.13.47.45.05.84.04.31.96.52.54.32.45.11.0
41-60%4.24.1........19.78.122.18.00.0.11.84.57.25.05.23.624.13.930.64.720.34.919.41.8
61-80%21.08.4........32.310.130.78.727.511.827.16.225.98.526.07.734.34.338.15.030.25.531.52.1
over 80%70.79.3........37.410.147.29.572.511.847.37.056.09.663.08.437.34.424.84.445.16.043.02.2
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.0.0.0.0.2.42.40.0.1.31.31.30.71.30.93.31.60.0.3.92.20.70.50.70.50.90.41.10.2
21-40%0.0.0.0.0.0.0.0.0.0.7.52.73.61.23.11.45.72.05.03.53.92.25.51.49.11.63.00.74.40.4
41-60%1.51.04.84.70.0.1.81.80.0.12.43.35.31.56.92.014.43.217.26.015.24.219.12.329.62.68.21.212.50.7
61-80%15.13.011.27.517.47.914.95.27.14.934.44.632.63.320.53.223.83.921.76.523.05.037.52.936.02.723.31.827.21.0
over 80%83.43.184.08.582.67.980.95.792.94.944.44.457.23.468.23.552.94.456.17.854.15.637.12.824.62.464.62.054.81.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%1.00.41.80.82.00.91.60.70.80.41.30.91.30.50.90.52.70.90.70.71.81.01.10.41.00.41.10.41.20.1
21-40%2.00.50.40.41.20.71.00.62.60.78.12.02.90.75.81.25.91.47.92.47.92.08.31.19.81.15.20.84.90.3
41-60%7.10.93.21.27.81.65.81.22.80.716.12.514.01.410.31.616.52.218.43.315.02.923.31.829.51.712.51.213.60.4
61-80%20.71.49.72.017.52.518.82.115.11.530.33.233.02.122.62.229.52.727.63.924.93.534.62.036.81.823.81.525.50.6
over 80%69.21.685.02.471.52.772.82.178.61.544.22.848.82.160.52.345.32.745.44.050.43.832.61.923.01.557.41.754.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #863423/329754
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