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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%0.90.30.40.41.60.80.80.41.00.41.30.90.60.31.40.62.40.92.31.30.0.0.90.41.70.50.70.31.10.1
21-40%1.80.50.60.61.70.81.60.71.60.51.30.92.70.72.30.85.51.38.42.44.61.77.21.15.10.83.40.63.40.2
41-60%5.30.81.40.85.91.51.50.71.90.67.61.95.51.04.81.18.11.68.02.45.81.96.81.19.81.14.00.75.40.3
61-80%11.51.13.01.27.51.77.61.45.10.99.02.011.01.411.11.78.41.610.82.79.02.47.01.112.51.25.50.88.70.4
over 80%59.41.883.02.673.12.974.92.384.91.521.32.731.82.130.32.415.92.118.23.312.32.68.21.115.51.37.81.037.20.5
total78.81.488.52.189.82.086.31.894.41.040.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.70.6
inside perimeter0-20%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.0.0.30.20.0.0.10.10.10.0
21-40%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.40.20.10.0
41-60%0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.40.42.41.41.20.81.30.50.0.0.40.20.30.1
61-80%0.10.10.0.0.0.0.0.0.0.0.40.40.20.20.0.1.10.62.31.31.81.01.70.51.50.51.70.50.80.1
over 80%2.00.50.60.60.0.0.30.30.0.0.0.0.40.30.80.54.11.28.42.58.12.32.80.71.00.44.60.82.00.2
total2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.91.413.13.011.02.66.21.02.60.67.20.93.20.2
outside perimeter0-20%0.0.0.0.0.0.0.0.0.0.2.41.20.60.30.90.52.30.92.31.33.01.30.70.41.00.41.50.40.80.1
21-40%0.10.10.0.0.0.0.0.0.0.1.30.91.20.51.20.62.40.90.0.4.01.63.50.85.50.82.50.51.80.2
41-60%0.70.30.0.0.0.0.30.30.0.10.12.12.00.64.11.15.61.32.31.36.92.09.91.211.81.25.90.84.60.3
61-80%2.50.60.0.1.30.80.80.40.50.311.62.28.91.37.11.414.82.19.32.611.92.716.31.516.41.413.61.28.80.4
over 80%15.71.311.02.18.91.812.21.75.10.933.73.235.02.135.82.428.72.625.33.731.43.733.31.918.21.448.01.825.10.5
total18.91.411.02.110.22.013.31.85.61.059.13.547.72.249.22.653.82.939.24.357.24.163.71.952.91.871.41.641.10.6
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 #861390/327721
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