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NFI3
forest area
rockfall 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
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%1.10.40.50.51.80.90.90.51.00.53.22.21.10.62.91.35.92.24.92.80.0.3.01.33.81.13.11.41.90.2
21-40%2.30.60.60.61.90.91.80.81.70.63.22.25.21.34.51.613.73.217.74.814.65.124.03.311.51.815.92.86.00.4
41-60%6.71.01.60.96.61.71.70.82.00.618.84.410.71.99.72.220.03.716.74.718.25.522.73.222.02.318.93.09.80.5
61-80%14.51.43.41.48.41.98.81.65.51.022.34.521.32.522.33.121.03.822.65.328.36.623.13.228.02.525.73.415.60.6
over 80%75.41.793.81.781.42.686.81.989.91.252.55.361.62.960.63.639.44.438.15.738.96.827.23.334.82.636.43.766.70.8
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...0.0.0.0.0.0.5.85.70.0.0.0.5.53.80.0.2.02.02.21.1
21-40%0.0.0.0...0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.35.25.43.02.11.0
41-60%5.55.40.0...0.0...0.0.22.720.30.0.6.15.918.59.710.87.220.96.90.0.5.33.09.72.2
61-80%5.55.40.0...0.0...100.0.23.220.60.0.17.99.417.49.216.08.727.57.457.811.424.05.824.13.1
over 80%88.97.4100.0...100.0...0.0.54.124.9100.0.70.111.164.211.873.210.546.28.336.911.263.36.661.93.5
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.
outside perimeter0-20%0.0.0.0.0.0.0.0.0.0.4.02.01.20.71.91.04.41.65.93.35.22.21.10.61.90.72.10.62.00.3
21-40%0.70.70.0.0.0.0.0.0.0.2.21.52.51.02.51.24.51.70.0.6.92.85.51.210.41.53.40.84.40.4
41-60%3.51.50.0.0.0.2.52.40.0.17.13.44.31.38.32.110.42.45.83.312.13.415.51.922.32.18.31.211.20.6
61-80%13.02.80.0.13.07.05.83.28.74.819.63.518.62.514.52.727.43.623.75.920.84.425.62.330.92.419.01.721.30.8
over 80%82.83.1100.0.87.07.091.74.091.34.857.14.373.42.872.83.253.33.864.56.754.95.152.32.634.52.467.12.061.11.0
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%0.90.30.40.41.60.80.80.41.00.43.71.41.10.52.40.85.11.34.71.93.01.32.00.62.70.62.30.52.00.2
21-40%1.90.50.60.61.70.81.60.71.60.52.61.23.90.83.51.08.01.68.42.48.62.310.71.310.81.16.20.85.20.3
41-60%6.10.81.40.85.91.51.80.71.90.617.72.67.81.18.91.514.02.012.72.913.92.718.01.621.61.510.41.110.40.4
61-80%14.01.23.01.28.81.98.41.55.61.021.02.820.01.718.22.024.32.522.43.622.73.425.01.830.41.720.81.518.20.5
over 80%77.11.494.51.582.02.487.51.790.01.255.03.167.21.967.02.348.72.751.94.051.83.744.42.034.71.760.31.764.20.6
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 #861457/327788
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