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NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: %
unit of evaluation: 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
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%1.00.41.80.82.00.81.60.70.80.41.00.71.10.40.60.40.30.31.81.00.0.0.80.40.60.31.20.41.00.1
21-40%1.80.50.40.41.20.71.00.52.60.73.51.31.30.54.41.13.71.04.21.65.91.64.90.95.10.83.70.63.20.2
41-60%6.90.92.31.07.71.65.81.22.80.79.52.011.21.37.41.39.81.611.72.47.31.910.21.213.91.26.60.88.30.3
61-80%17.21.38.61.915.92.416.52.014.61.510.42.116.81.611.81.716.12.017.72.911.82.310.71.219.01.47.40.813.90.4
over 80%51.91.875.42.963.13.061.42.473.61.718.02.421.61.825.62.215.52.015.82.813.72.48.31.110.81.19.81.030.30.5
total78.81.488.52.189.91.986.31.894.41.042.33.451.92.249.82.645.42.751.33.838.73.434.81.849.41.728.81.456.80.5
inside perimeter0-20%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.10.10.00.0
21-40%0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.20.90.0.0.30.20.20.20.20.10.10.0
41-60%0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.40.60.60.50.51.20.40.70.30.60.30.40.1
61-80%0.50.30.60.60.0.0.0.0.0.0.40.40.50.30.30.31.00.63.51.41.10.83.10.70.80.31.10.30.90.1
over 80%1.60.40.0.0.0.0.30.30.0.0.0.0.20.20.50.33.61.07.12.09.72.21.40.40.80.34.30.71.80.2
total2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.21.213.02.611.32.36.00.92.60.56.30.83.30.2
outside perimeter0-20%0.0.0.0.0.0.0.30.30.0.0.60.60.50.30.60.42.40.80.0.1.40.80.70.30.50.20.70.30.50.1
21-40%0.0.0.0.0.0.0.0.0.0.4.51.51.50.51.40.63.10.91.20.82.41.03.10.74.10.72.20.51.80.2
41-60%0.40.20.90.60.0.0.20.20.0.9.11.93.70.83.40.96.61.45.91.87.01.812.31.314.51.26.80.85.80.3
61-80%2.80.60.40.41.80.92.00.80.50.318.82.714.71.610.21.612.21.88.22.113.52.520.71.617.11.316.41.211.10.4
over 80%15.71.39.61.98.31.810.91.65.00.924.32.626.91.933.92.325.02.320.53.025.83.022.41.611.71.138.71.520.70.5
total18.91.410.92.110.11.913.41.85.61.057.33.447.32.249.42.649.42.835.73.650.03.659.11.948.01.764.91.539.90.5
total0-20%1.00.41.80.82.00.81.90.70.80.41.60.91.60.51.10.62.70.92.31.21.40.81.50.51.10.42.00.51.50.2
21-40%1.90.50.40.41.20.71.00.52.60.78.01.92.80.75.81.26.81.46.61.98.31.98.31.19.51.06.10.85.20.3
41-60%7.20.93.11.27.71.66.01.22.80.718.62.614.91.410.71.617.12.118.22.914.72.523.71.729.21.514.11.114.50.4
61-80%20.61.49.62.017.72.518.52.015.11.529.53.132.02.022.32.129.32.529.43.526.43.234.51.936.91.624.91.425.90.5
over 80%69.21.685.02.471.42.772.62.178.61.542.32.748.72.060.02.344.12.643.53.549.23.432.01.823.31.452.91.552.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861406/327737
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