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NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/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 of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%1.50.52.71.22.01.03.61.13.40.88.23.02.41.03.31.32.41.70.0.10.14.92.41.48.11.711.63.23.60.3
1-4%9.41.28.62.010.52.27.91.55.01.012.93.913.32.217.93.016.14.016.25.232.17.618.73.525.12.718.03.812.10.6
5-9%12.61.44.21.511.92.38.11.56.61.110.73.615.62.412.22.615.83.922.26.017.56.527.24.015.72.324.84.312.30.6
10-25%25.81.816.52.729.63.221.72.322.21.832.55.537.93.231.53.737.85.237.17.017.46.132.54.230.02.927.84.527.10.8
26-50%19.41.624.63.220.92.921.92.419.51.817.34.417.12.515.82.916.23.916.55.311.05.312.43.012.22.114.03.518.30.7
51-75%16.81.616.22.714.62.519.42.320.21.816.04.48.71.812.82.75.92.66.03.45.03.45.12.06.41.53.81.914.00.6
76-100%14.51.527.33.110.52.117.42.223.11.92.51.85.11.46.42.05.82.52.02.07.03.91.61.22.41.00.0.12.70.6
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.
inside perimeter< 1%0.0.0.0...0.0...0.0.0.0.0.0.0.0.21.211.112.98.80.0.7.47.10.0.3.61.5
1-4%0.0.0.0...0.0...0.0.0.0.0.0.5.45.37.67.323.310.613.95.738.212.430.56.618.02.9
5-9%38.311.40.0...0.0...0.0.24.521.40.0.24.310.813.48.89.96.737.88.37.26.922.86.123.33.2
10-25%32.911.1100.0...0.0...0.0.0.0.30.326.038.612.336.012.924.410.925.87.440.012.727.46.529.83.5
26-50%6.26.00.0...0.0...100.0.29.624.039.429.26.26.021.711.29.96.716.96.37.26.914.85.114.02.7
51-75%11.27.50.0...100.0...0.0.45.924.90.0.6.26.00.0.11.57.75.73.90.0.2.22.26.31.9
76-100%11.37.50.0...0.0...0.0.0.0.30.326.019.310.00.0.8.07.60.0.0.0.2.22.24.91.7
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 perimeter< 1%1.41.04.14.10.0.0.0.0.0.6.42.22.00.98.62.03.71.52.42.49.83.36.31.313.21.88.01.26.70.5
1-4%7.12.211.96.50.0.4.22.90.0.11.42.88.11.814.22.717.03.110.84.614.44.125.22.324.52.325.62.018.20.8
5-9%13.92.911.86.48.45.716.95.56.54.514.03.117.12.510.62.320.03.319.65.912.53.818.72.116.12.024.92.017.70.8
10-25%31.43.828.49.133.89.825.26.312.86.034.34.436.33.226.13.427.23.726.66.629.05.133.12.527.12.426.72.029.41.0
26-50%19.93.311.96.536.69.839.27.131.48.316.93.422.22.823.03.217.73.229.36.817.54.213.41.812.81.811.11.516.90.8
51-75%14.52.98.05.517.37.910.34.439.38.810.72.97.31.811.92.510.22.59.14.39.83.33.00.95.71.32.70.87.40.6
76-100%11.82.723.98.63.93.84.12.910.05.56.32.47.11.75.71.84.11.72.12.17.12.80.30.30.60.41.00.53.80.4
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.
total< 1%1.40.42.81.11.80.93.10.93.20.77.11.82.20.76.01.23.01.13.81.910.22.64.91.010.91.38.01.14.90.3
1-4%8.71.08.91.99.42.07.41.44.70.911.92.310.61.415.92.016.02.312.83.220.53.522.81.925.11.724.71.714.80.5
5-9%13.51.35.01.511.52.19.31.56.61.112.62.416.41.711.31.718.82.520.03.813.63.022.11.915.71.524.71.714.90.5
10-25%27.11.618.32.730.13.122.12.221.71.833.53.436.82.228.72.531.62.932.64.525.13.832.42.128.71.826.91.828.10.6
26-50%19.11.423.12.922.62.824.12.320.21.717.42.719.71.919.72.216.52.322.64.014.73.013.41.512.41.311.91.317.60.5
51-75%16.21.415.22.514.92.418.42.121.31.812.72.58.31.312.21.88.41.76.52.48.62.43.70.85.90.92.90.711.00.4
76-100%13.91.326.82.99.81.915.61.922.41.84.81.66.01.16.31.35.71.51.81.37.22.20.60.31.30.51.00.48.70.4
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 #860881/327213
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
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 of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%6.10.94.91.54.01.32.10.83.70.81.91.32.61.03.71.32.81.44.02.36.93.41.50.81.40.61.60.93.50.3
1-4%6.61.07.01.87.61.87.21.47.81.115.33.710.41.811.92.214.33.111.23.713.74.311.52.214.91.911.32.39.60.5
5-9%12.21.37.91.811.12.011.51.711.11.313.33.515.42.213.92.517.53.323.25.023.65.418.82.718.72.017.92.813.90.6
10-25%29.11.721.62.825.82.925.32.320.81.726.54.634.52.931.23.332.34.126.65.320.65.135.83.333.22.535.63.528.30.7
26-50%20.51.516.82.523.92.822.72.220.71.731.34.823.42.624.23.116.03.219.64.812.64.119.72.818.52.022.73.121.00.7
51-75%13.81.311.52.218.42.516.52.017.41.69.63.19.81.89.42.17.52.38.43.39.83.910.32.18.61.58.12.012.70.6
76-100%11.71.230.33.19.21.814.71.918.51.62.01.44.01.25.61.69.82.66.93.012.74.32.51.14.71.12.71.211.00.5
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.
inside perimeter< 1%10.47.00.0...0.0...0.0.0.0.0.0.4.84.74.84.75.65.40.0.5.04.91.71.73.21.2
1-4%15.78.40.0...0.0...0.0.0.0.0.0.15.98.510.46.99.96.710.85.14.54.418.54.812.42.2
5-9%15.68.30.0...0.0...0.0.23.814.830.626.116.98.916.78.931.711.834.57.727.39.522.25.223.93.0
10-25%36.611.00.0...0.0...46.535.227.516.30.0.16.38.620.99.418.29.726.07.131.29.835.16.027.83.1
26-50%5.35.2100.0...100.0...53.535.224.115.10.0.23.810.321.29.49.96.720.86.622.58.911.34.017.22.6
51-75%10.67.10.0...0.0...0.0.13.712.769.426.112.07.825.910.011.37.75.43.79.46.38.03.411.12.2
76-100%5.75.50.0...0.0...0.0.10.810.30.0.10.36.90.0.13.38.82.62.50.0.3.22.34.31.4
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 perimeter< 1%7.52.10.0.4.14.01.91.90.0.3.91.63.41.12.51.02.01.03.32.37.82.93.50.95.21.12.70.73.70.4
1-4%7.72.110.96.03.43.33.42.45.73.99.62.46.31.514.72.49.12.017.04.98.62.712.51.619.31.914.61.412.50.6
5-9%11.12.511.26.14.14.03.92.78.44.714.83.011.41.915.72.416.92.716.25.010.13.123.22.118.71.922.51.717.50.7
10-25%28.53.528.28.534.29.231.96.214.86.128.23.740.73.025.12.941.23.630.66.325.04.432.92.329.12.234.81.932.40.9
26-50%23.53.325.28.239.29.440.46.522.47.026.43.722.62.622.52.916.72.818.25.229.54.620.92.019.61.915.21.420.80.8
51-75%13.52.77.04.87.55.111.74.234.28.011.82.77.91.611.22.28.12.013.04.68.82.85.71.25.51.17.41.18.40.5
76-100%8.22.217.57.17.55.16.93.314.46.05.41.97.71.78.31.95.91.71.61.610.23.21.20.52.50.82.80.74.80.4
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.
total< 1%6.40.84.31.34.01.22.10.73.40.73.11.12.90.73.10.82.50.83.91.57.32.02.60.63.50.62.40.53.60.2
1-4%7.00.97.41.77.21.66.71.27.71.111.82.18.21.213.21.611.51.713.32.810.52.212.11.316.91.314.21.210.90.4
5-9%12.11.18.21.810.41.910.41.510.91.314.12.213.61.515.01.717.12.119.73.316.92.922.51.618.91.421.51.415.70.4
10-25%29.21.622.32.726.62.726.12.220.51.627.62.937.42.127.92.236.42.627.43.722.83.233.41.831.01.635.01.629.90.6
26-50%20.81.418.12.525.52.725.32.120.81.628.52.923.01.823.12.116.82.119.33.321.63.020.51.619.21.416.51.320.80.5
51-75%13.71.211.02.017.32.315.81.818.41.610.82.08.91.210.81.58.11.512.52.79.42.27.21.07.00.97.60.910.90.4
76-100%10.91.128.72.99.11.713.61.718.31.64.01.35.91.06.91.37.61.54.01.611.42.51.70.53.40.62.80.68.20.3
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 #860882/327212
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
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 of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%6.11.05.51.73.81.32.10.83.70.82.01.42.81.03.71.42.21.34.42.58.64.20.60.61.60.71.81.03.60.3
1-4%6.81.07.21.96.01.67.71.57.61.214.13.79.71.812.22.413.53.19.33.615.15.010.02.214.92.011.22.49.30.5
5-9%12.51.37.61.910.52.111.11.811.41.414.43.815.02.314.32.618.93.624.35.319.15.620.53.019.12.218.33.014.10.6
10-25%29.31.821.83.026.73.025.62.521.11.824.54.734.43.029.93.432.54.227.65.623.25.935.83.633.52.634.53.628.40.8
26-50%19.81.617.22.724.22.922.32.420.21.833.75.223.92.724.23.215.63.318.74.914.45.022.13.217.72.123.03.221.00.7
51-75%13.81.411.62.318.82.716.72.117.31.79.13.210.21.99.42.27.52.47.83.310.64.59.22.28.31.58.32.112.70.6
76-100%11.71.329.33.39.92.014.52.018.71.72.21.53.91.26.31.89.72.77.83.49.03.91.81.05.01.23.01.311.00.5
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.
inside perimeter< 1%11.17.40.0...0.0...0.0.0.0.0.0.5.04.95.65.45.45.30.0.5.55.32.01.93.61.3
1-4%10.97.30.0...0.0...0.0.0.0.0.0.16.48.811.17.39.96.78.64.85.14.917.65.111.72.3
5-9%16.38.70.0...0.0...0.0.24.521.430.326.018.49.618.29.632.011.936.38.130.110.323.45.725.43.2
10-25%38.511.50.0...0.0...100.0.29.624.00.0.17.39.123.510.318.39.824.67.234.310.636.76.528.83.3
26-50%5.75.5100.0...100.0...0.0.22.720.30.0.18.59.524.010.59.96.721.96.925.09.711.14.317.02.7
51-75%11.37.50.0...0.0...0.0.0.0.69.726.012.88.317.79.411.17.55.84.00.0.5.53.18.62.1
76-100%6.26.00.0...0.0...0.0.23.220.60.0.11.67.70.0.13.48.92.82.70.0.3.82.64.91.6
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.
outside perimeter< 1%6.72.10.0.4.24.12.22.10.0.3.41.53.41.23.01.22.41.21.91.98.63.13.81.05.71.22.00.63.70.4
1-4%8.42.312.16.63.73.64.12.93.02.910.92.76.21.616.02.76.61.915.35.08.42.911.51.618.12.014.61.512.10.7
5-9%10.62.512.46.74.44.34.33.05.94.114.93.212.42.113.32.417.43.016.05.210.93.324.02.218.22.022.11.817.40.8
10-25%28.03.727.68.933.29.531.86.817.27.027.04.039.23.225.33.241.63.933.46.725.94.734.62.530.52.335.32.032.81.0
26-50%24.03.528.19.042.79.941.27.121.77.327.44.024.72.924.03.217.93.119.55.626.74.719.02.019.72.015.71.621.10.8
51-75%13.32.87.95.43.73.610.34.435.78.711.32.96.91.610.52.37.72.112.04.68.42.85.81.25.31.17.31.18.10.6
76-100%8.92.411.96.58.25.66.03.416.56.85.11.97.31.77.92.06.42.01.91.811.13.51.40.62.50.82.90.74.80.4
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.
total< 1%6.40.94.81.53.91.32.10.83.50.82.81.13.10.83.30.92.50.93.61.68.32.32.60.73.80.72.00.53.60.2
1-4%7.20.97.71.85.81.57.21.47.31.112.22.27.91.214.01.810.01.711.82.810.72.410.81.316.31.414.11.210.60.4
5-9%12.21.28.11.89.91.910.21.611.11.314.62.413.81.613.91.818.12.220.33.515.83.023.71.818.91.521.31.515.80.5
10-25%29.31.622.32.827.42.926.32.320.91.726.23.136.62.227.42.336.52.829.34.024.23.434.42.031.91.735.21.730.20.6
26-50%20.21.418.82.626.12.825.02.320.31.729.93.224.31.923.92.217.02.219.73.521.03.220.11.719.01.417.01.320.90.5
51-75%13.61.211.12.117.22.415.81.918.41.710.32.18.61.310.51.67.91.610.72.79.42.36.81.16.50.97.40.910.70.4
76-100%11.01.127.23.09.71.913.31.818.61.63.91.35.71.17.01.38.11.64.51.810.62.51.60.53.60.73.00.68.30.4
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 #860883/327214
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
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 of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%2.00.62.61.12.31.03.61.13.40.87.02.62.50.95.11.63.31.60.0.8.33.64.01.47.31.411.02.34.00.3
1-4%10.51.28.22.010.92.28.11.65.21.010.93.313.82.117.52.715.73.313.64.226.15.819.52.822.92.319.12.912.90.6
5-9%12.91.44.01.412.62.38.31.56.61.110.33.315.42.212.62.413.33.019.75.015.04.927.43.214.91.923.23.112.90.6
10-25%25.81.816.32.728.63.121.52.322.11.835.05.236.32.928.83.337.04.333.95.921.95.527.83.229.32.426.33.226.70.8
26-50%18.71.624.83.120.82.821.72.319.61.717.04.018.02.417.32.819.63.523.55.310.74.213.12.414.71.914.72.618.50.7
51-75%16.31.516.12.614.82.419.22.320.11.817.74.29.11.711.52.46.42.26.12.913.44.46.61.88.21.54.11.413.50.6
76-100%13.81.428.13.110.02.017.62.223.01.82.21.54.81.37.21.94.71.93.22.24.62.61.50.92.70.91.60.911.50.5
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.
inside perimeter< 1%0.0.0.0...0.0...0.0.0.0.0.0.0.0.15.78.412.28.30.0.5.04.80.0.3.21.3
1-4%0.0.0.0...0.0...0.0.0.0.0.0.5.04.95.75.522.010.113.15.435.110.130.36.218.02.7
5-9%38.311.40.0...0.0...0.0.24.521.40.0.22.810.29.96.69.46.435.67.99.66.521.85.621.62.9
10-25%32.911.1100.0...0.0...0.0.0.0.30.326.042.512.136.811.228.511.027.07.340.710.527.56.131.43.3
26-50%6.26.00.0...0.0...100.0.29.624.039.429.25.85.621.39.59.46.418.96.49.66.516.55.014.92.6
51-75%11.27.50.0...100.0...0.0.45.924.90.0.5.85.75.55.310.97.35.33.70.0.2.01.96.11.7
76-100%11.37.50.0...0.0...0.0.0.0.30.326.018.19.55.25.07.57.20.0.0.0.2.01.94.81.6
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.
outside perimeter< 1%1.41.04.14.10.0.0.0.0.0.6.12.11.90.98.72.03.51.42.02.09.83.26.11.212.51.77.31.16.50.5
1-4%7.02.111.96.50.0.4.12.90.0.10.92.78.21.813.52.516.02.99.03.814.93.925.12.224.42.225.01.818.20.8
5-9%13.62.811.86.48.45.716.55.46.54.514.23.116.92.511.22.320.83.216.35.012.13.519.62.016.11.924.71.818.00.8
10-25%32.83.928.49.133.89.824.76.212.86.035.54.435.33.125.93.327.53.629.86.330.44.932.02.425.52.226.21.929.00.9
26-50%19.43.311.96.536.69.840.57.031.48.316.23.322.52.823.83.218.03.131.76.415.63.814.01.814.21.812.31.417.30.8
51-75%14.22.98.05.517.37.910.14.339.38.810.32.87.81.811.32.410.22.49.44.010.83.33.00.96.81.33.20.77.50.5
76-100%11.62.623.98.63.93.84.02.810.05.56.82.47.31.75.41.73.91.61.81.76.32.50.30.30.50.41.20.53.60.4
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.
total< 1%1.90.52.71.12.10.93.10.93.20.76.41.62.20.66.81.23.21.03.01.59.52.35.00.99.91.17.70.95.00.3
1-4%9.61.18.61.99.82.07.61.44.90.910.92.111.11.415.51.915.32.110.72.619.63.122.51.724.01.523.91.515.20.5
5-9%13.61.24.81.412.22.19.41.56.61.012.52.216.21.611.81.717.82.217.13.212.82.723.11.715.31.324.21.515.20.5
10-25%27.21.618.12.629.13.021.92.221.61.735.23.335.62.127.42.332.42.732.74.027.23.530.31.927.71.626.41.627.80.6
26-50%18.61.423.22.922.42.724.12.320.21.716.82.620.21.820.62.118.02.226.43.713.22.614.01.414.31.313.21.217.90.5
51-75%15.81.315.12.415.02.318.22.021.11.713.32.48.71.211.31.78.31.67.32.211.72.44.30.87.20.93.30.610.80.4
76-100%13.31.227.52.99.41.815.71.922.31.74.81.56.01.16.51.35.01.32.91.45.91.80.70.31.50.41.40.48.10.3
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 #860884/327215
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 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
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%1.70.52.61.22.31.03.61.13.50.87.32.72.71.04.91.62.61.50.0.8.14.02.31.18.01.59.12.33.80.3
1-4%10.51.38.42.010.52.17.81.55.11.011.43.513.92.216.92.817.03.514.34.427.66.420.53.122.62.318.13.012.60.6
5-9%12.91.44.11.412.62.38.41.56.71.19.53.315.72.312.92.514.43.319.05.015.95.529.73.514.42.025.33.412.90.6
10-25%25.51.816.12.728.73.121.72.322.01.833.35.237.03.030.53.535.14.433.96.118.25.628.53.529.32.628.53.626.70.8
26-50%19.01.625.23.220.92.821.82.419.11.717.84.217.62.416.12.819.63.623.05.412.84.911.92.514.52.014.22.818.50.7
51-75%16.21.516.42.714.82.419.32.320.31.818.54.48.51.712.22.56.12.26.43.111.84.55.41.88.31.53.61.413.70.6
76-100%14.11.427.23.110.02.017.42.223.31.82.31.64.71.36.51.95.12.03.32.35.63.21.81.02.91.01.20.811.90.6
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.
inside perimeter< 1%0.0.0.0...0.0...0.0.0.0.0.0.0.0.17.59.312.98.80.0.5.85.60.0.3.31.3
1-4%0.0.0.0...0.0...0.0.0.0.0.0.5.04.96.36.123.310.613.45.640.811.230.86.218.72.8
5-9%38.311.40.0...0.0...0.0.24.521.40.0.22.810.211.17.39.96.736.68.111.27.422.25.722.63.0
10-25%32.911.1100.0...0.0...0.0.0.0.30.326.042.512.135.411.724.410.925.07.236.611.128.06.130.13.4
26-50%6.26.00.0...0.0...100.0.29.624.039.429.25.85.623.710.49.96.719.56.65.65.414.94.914.42.6
51-75%11.27.50.0...100.0...0.0.45.924.90.0.5.85.76.15.911.57.75.53.80.0.2.02.06.31.8
76-100%11.37.50.0...0.0...0.0.0.0.30.326.018.19.50.0.8.07.60.0.0.0.2.02.04.51.6
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.
outside perimeter< 1%1.41.04.14.10.0.0.0.0.0.6.12.12.00.98.82.03.51.42.12.110.13.36.21.212.31.77.51.16.50.5
1-4%7.02.111.96.50.0.4.22.90.0.10.92.78.41.813.62.616.22.99.54.014.53.925.32.324.12.225.41.918.20.8
5-9%13.72.811.86.48.45.716.95.56.54.514.23.116.72.511.32.319.83.217.25.312.53.619.42.116.31.924.61.917.90.8
10-25%32.33.928.49.133.89.825.26.312.86.035.54.435.93.226.13.327.93.629.66.430.04.932.52.426.02.225.61.929.00.9
26-50%19.63.311.96.536.69.839.27.131.48.316.23.322.12.823.43.218.23.131.76.616.23.913.41.814.31.812.61.417.20.8
51-75%14.32.98.05.517.37.910.34.439.38.810.32.87.51.811.42.410.32.48.03.810.13.23.00.96.41.33.10.77.40.5
76-100%11.62.723.98.63.93.84.12.910.05.56.82.47.51.85.51.74.01.61.91.86.62.60.30.30.50.41.30.53.70.4
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.
total< 1%1.60.52.81.12.10.93.10.93.30.76.61.72.30.76.81.23.01.03.11.69.82.44.60.910.21.17.30.94.90.3
1-4%9.61.18.71.99.41.97.31.44.80.911.12.111.21.415.11.915.92.111.42.819.63.323.11.723.91.624.21.515.10.5
5-9%13.61.24.91.512.22.19.51.56.71.112.32.216.21.712.01.717.82.217.33.313.32.823.61.815.31.324.61.615.30.5
10-25%27.01.617.92.629.33.022.12.221.51.834.53.336.22.228.32.431.72.732.44.125.63.630.81.927.71.726.41.627.80.6
26-50%18.81.423.62.922.52.724.12.319.81.717.12.619.81.819.92.118.12.326.53.814.42.813.31.414.21.313.11.217.80.5
51-75%15.81.315.42.415.12.318.42.121.41.813.62.58.31.211.71.78.41.67.02.210.82.43.90.87.11.03.10.610.90.4
76-100%13.51.226.72.99.41.915.61.922.51.84.91.66.01.16.21.35.31.32.31.36.42.00.70.41.60.51.30.48.30.3
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 #860885/327216
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%5.40.82.90.52.50.72.50.71.91.43.40.3
1-4%6.20.97.60.811.31.413.81.510.93.19.10.5
5-9%11.01.111.31.014.61.621.01.718.03.813.80.6
10-25%28.11.623.41.332.12.134.52.039.24.928.70.8
26-50%19.61.421.71.324.92.017.41.618.03.820.70.8
51-75%14.01.317.01.210.11.46.81.18.02.712.80.6
76-100%15.81.316.11.14.51.04.00.84.02.011.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%10.47.00.0.0.0.4.02.02.22.24.01.5
1-4%10.47.00.0.0.0.10.23.118.15.511.92.4
5-9%15.58.20.0.25.615.629.14.618.65.624.33.3
10-25%36.611.10.0.23.614.823.84.339.87.129.53.5
26-50%10.77.2100.0.10.810.320.54.110.64.516.72.8
51-75%10.77.10.0.27.016.17.12.66.33.58.22.1
76-100%5.75.60.0.13.012.15.32.34.33.05.41.7
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%5.31.71.81.33.50.84.60.72.40.73.80.4
1-4%9.12.23.91.910.21.313.71.116.31.712.60.7
5-9%11.12.44.82.113.31.519.41.322.81.917.40.8
10-25%27.43.427.54.432.22.133.71.535.52.233.01.0
26-50%25.23.335.74.724.61.919.31.315.41.720.90.9
51-75%12.32.516.63.79.21.36.20.85.71.17.70.6
76-100%9.62.39.72.97.01.13.10.61.90.64.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%5.50.72.80.53.00.53.80.52.30.63.60.3
1-4%6.80.87.20.810.61.013.60.815.51.410.70.4
5-9%11.11.010.70.914.01.120.61.021.71.715.70.5
10-25%28.11.523.71.332.11.533.41.236.51.930.50.6
26-50%20.41.323.01.324.61.418.71.015.41.520.70.6
51-75%13.71.117.01.19.80.96.40.66.11.010.50.4
76-100%14.51.115.51.15.90.73.60.52.40.68.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860886/327217
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%5.80.83.00.52.70.72.20.51.81.13.40.3
1-4%6.70.97.40.811.21.412.91.211.22.59.20.5
5-9%11.21.111.31.014.71.619.91.517.33.014.00.6
10-25%27.61.623.41.331.62.132.31.735.03.728.30.8
26-50%19.41.421.71.325.51.918.41.422.93.321.10.7
51-75%13.51.217.31.29.91.38.71.18.72.212.80.6
76-100%15.81.315.91.14.30.95.60.93.11.411.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%10.47.00.0.0.0.3.71.82.02.03.71.4
1-4%10.47.00.0.0.0.10.22.918.05.212.02.3
5-9%15.58.20.0.25.615.627.64.422.05.624.53.1
10-25%36.611.10.0.23.614.824.74.237.36.629.33.3
26-50%10.77.2100.0.10.810.320.53.911.34.316.92.7
51-75%10.77.10.0.27.016.18.52.75.63.28.62.1
76-100%5.75.60.0.13.012.14.82.13.82.75.01.6
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%5.31.71.81.33.40.84.50.62.10.63.60.4
1-4%9.02.23.91.910.21.313.01.014.71.512.10.7
5-9%11.02.44.82.113.31.519.21.222.31.817.30.8
10-25%27.63.427.54.432.02.033.61.535.32.132.91.0
26-50%24.93.335.74.724.81.920.01.215.41.621.10.8
51-75%12.72.516.63.79.31.36.40.87.51.18.20.6
76-100%9.52.29.72.97.21.13.30.62.80.74.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%5.80.72.90.53.00.53.60.42.00.53.50.2
1-4%7.20.87.10.810.60.912.80.814.21.310.50.4
5-9%11.21.010.70.914.11.120.00.921.21.515.70.5
10-25%27.81.423.71.331.71.432.61.135.31.730.20.6
26-50%20.21.323.11.225.01.319.40.916.71.420.90.5
51-75%13.31.117.31.19.70.97.40.67.61.010.80.4
76-100%14.51.115.31.15.80.74.30.52.90.68.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860887/327218
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%1.90.53.30.54.30.95.00.89.12.33.80.3
1-4%9.91.17.00.814.61.520.91.518.13.012.60.6
5-9%10.81.18.40.813.71.518.51.525.33.412.90.6
10-25%23.21.523.31.333.72.129.71.728.53.626.60.8
26-50%20.51.420.41.217.41.715.41.414.22.818.50.7
51-75%16.21.319.01.211.31.47.31.03.61.413.70.6
76-100%17.41.318.71.25.01.03.20.71.20.811.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%0.0.0.0.0.0.5.52.20.0.3.11.2
1-4%0.0.0.0.0.0.17.93.730.86.219.02.8
5-9%36.311.00.0.12.812.021.84.022.25.722.83.1
10-25%36.611.10.0.12.811.931.04.528.06.129.73.3
26-50%5.75.60.0.37.817.314.13.414.94.914.52.6
51-75%10.77.2100.0.23.914.95.82.32.02.06.51.8
76-100%10.77.10.0.12.811.93.91.92.02.04.41.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%1.81.00.0.5.20.98.20.87.51.16.50.5
1-4%7.72.01.91.410.81.321.71.325.41.918.20.8
5-9%13.42.611.73.214.41.517.61.224.61.917.90.8
10-25%31.83.623.44.232.52.029.11.425.61.929.10.9
26-50%18.43.036.84.821.01.815.61.112.61.417.20.8
51-75%13.42.620.23.99.41.36.20.73.10.77.40.5
76-100%13.42.66.02.46.61.11.50.41.30.53.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%1.80.43.00.54.70.66.80.67.30.94.90.3
1-4%9.40.96.50.712.61.021.20.924.21.515.10.5
5-9%11.71.08.70.814.01.118.20.924.61.615.30.5
10-25%25.01.423.21.233.01.429.51.126.41.627.70.6
26-50%19.91.321.81.219.31.215.40.813.11.217.90.5
51-75%15.71.219.11.210.50.96.60.63.10.610.90.4
76-100%16.61.217.61.15.90.72.30.31.30.48.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860888/327219
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%2.10.53.30.54.20.85.30.811.02.34.00.3
1-4%9.91.17.20.814.71.520.51.419.12.912.90.6
5-9%10.71.18.30.813.71.518.11.423.23.112.90.6
10-25%23.51.523.21.333.12.030.01.626.33.226.70.8
26-50%20.11.420.61.217.81.715.51.314.72.618.50.7
51-75%16.21.318.81.211.21.47.70.94.11.413.50.6
76-100%17.41.318.61.25.31.02.90.61.60.911.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%0.0.0.0.0.0.5.22.10.0.3.01.2
1-4%0.0.0.0.0.0.16.83.530.36.218.22.7
5-9%36.311.00.0.12.812.020.43.821.85.621.93.0
10-25%36.611.10.0.12.811.933.54.427.56.131.13.3
26-50%5.75.60.0.37.817.314.13.316.55.014.92.6
51-75%10.77.2100.0.23.914.95.52.22.01.96.31.8
76-100%10.77.10.0.12.811.94.62.02.01.94.71.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%1.81.00.0.5.20.98.20.87.31.16.50.5
1-4%7.62.01.91.310.71.321.81.325.01.818.20.8
5-9%13.32.611.63.214.41.517.71.224.71.818.00.8
10-25%32.23.623.14.132.22.028.71.426.21.929.00.9
26-50%18.32.937.44.821.31.815.71.112.31.417.30.8
51-75%13.42.620.03.99.51.36.50.83.20.77.50.5
76-100%13.42.65.92.36.61.11.50.41.20.53.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%2.00.43.00.54.70.66.80.67.70.95.00.3
1-4%9.30.96.70.712.61.021.00.923.91.515.20.5
5-9%11.71.08.60.814.01.018.00.924.21.515.20.5
10-25%25.21.423.21.232.51.429.51.026.41.627.70.6
26-50%19.61.322.11.219.71.215.60.813.21.217.90.5
51-75%15.61.119.01.210.50.96.90.63.30.610.80.4
76-100%16.61.217.51.16.00.72.20.31.40.48.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860889/327220
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%5.90.83.20.53.00.72.10.51.81.03.50.3
1-4%6.90.97.30.811.41.412.91.211.22.49.30.5
5-9%11.31.111.21.014.51.519.91.518.33.014.10.6
10-25%27.61.623.71.331.22.032.81.734.53.628.50.8
26-50%19.21.421.61.325.51.918.21.423.03.220.90.7
51-75%13.31.217.21.29.81.38.41.08.32.112.60.6
76-100%15.81.315.71.14.50.95.60.83.01.311.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%10.47.00.0.0.0.3.61.82.01.93.61.3
1-4%10.47.00.0.0.0.10.12.917.65.111.92.3
5-9%15.58.20.0.25.615.628.34.423.45.725.33.2
10-25%36.611.10.0.23.614.824.54.236.76.529.03.3
26-50%10.77.2100.0.10.810.320.33.911.14.316.72.7
51-75%10.77.10.0.27.016.18.42.75.53.18.52.0
76-100%5.75.60.0.13.012.14.82.13.82.64.91.6
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%5.81.81.81.33.30.74.50.62.00.63.70.4
1-4%8.92.23.91.910.61.313.11.014.61.512.20.7
5-9%10.92.44.72.113.41.419.31.222.11.817.40.8
10-25%27.93.427.24.431.52.033.41.435.32.032.81.0
26-50%24.63.336.34.724.91.919.91.215.71.621.10.8
51-75%12.62.516.43.69.31.36.50.87.31.18.20.6
76-100%9.32.29.62.97.01.13.30.62.90.74.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%6.00.83.10.53.10.53.50.42.00.53.60.2
1-4%7.30.87.00.810.90.912.80.814.11.210.60.4
5-9%11.31.010.60.914.01.120.10.921.31.515.80.5
10-25%27.81.424.01.231.31.432.71.135.21.730.30.6
26-50%20.01.323.01.225.11.319.20.917.01.320.90.5
51-75%13.21.117.21.19.70.97.30.67.40.910.70.4
76-100%14.51.115.21.05.80.74.30.53.00.68.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860890/327221
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%1.70.53.20.53.80.95.31.011.63.23.60.3
1-4%9.11.06.90.814.81.622.01.818.03.812.10.6
5-9%10.61.18.00.813.61.618.91.724.84.312.30.6
10-25%23.51.523.51.334.42.231.62.027.84.527.00.8
26-50%20.61.520.61.316.91.713.21.514.03.518.40.7
51-75%16.61.318.91.211.21.55.91.03.81.914.00.6
76-100%17.81.418.81.25.21.03.10.70.0.12.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%0.0.0.0.0.0.6.02.40.0.3.41.3
1-4%0.0.0.0.0.0.17.53.930.56.618.32.9
5-9%36.311.00.0.12.812.022.84.322.86.123.63.2
10-25%36.611.10.0.12.811.930.84.727.46.529.43.5
26-50%5.75.60.0.37.817.313.33.414.85.114.02.6
51-75%10.77.2100.0.23.914.95.32.32.22.26.51.9
76-100%10.77.10.0.12.811.94.32.12.22.24.81.6
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%1.81.00.0.5.20.98.50.98.01.26.70.5
1-4%7.72.11.91.410.91.422.01.325.62.018.10.8
5-9%13.62.611.73.214.31.517.51.224.92.017.70.8
10-25%31.03.523.44.232.52.129.41.526.72.029.41.0
26-50%18.73.036.84.821.11.815.01.111.11.516.90.8
51-75%13.62.620.23.99.51.35.90.82.70.87.30.6
76-100%13.62.66.02.46.41.11.70.41.00.53.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%1.70.42.90.54.50.67.20.68.01.14.90.3
1-4%8.70.96.50.712.71.021.81.024.71.714.80.5
5-9%11.61.08.40.814.01.118.31.024.71.714.90.5
10-25%25.11.423.51.333.21.530.31.126.91.828.10.6
26-50%20.01.322.11.219.21.314.30.911.91.317.60.5
51-75%16.01.219.11.210.51.05.90.62.90.711.00.4
76-100%16.91.217.61.15.90.82.30.41.00.48.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860891/327222
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %±
n/a< 1%5.70.83.20.53.00.72.20.51.60.93.50.3
1-4%6.70.87.60.811.81.313.41.211.32.39.50.5
5-9%11.21.111.30.914.41.519.41.417.92.813.90.6
10-25%27.41.523.31.232.01.932.31.635.63.528.40.7
26-50%19.71.321.91.224.91.818.01.322.73.121.00.7
51-75%13.31.117.21.19.71.28.91.08.12.012.70.5
76-100%16.01.215.51.14.20.85.70.82.71.211.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter< 1%9.96.70.0.0.0.3.41.71.71.73.31.2
1-4%15.08.00.0.0.0.10.42.818.54.812.62.3
5-9%14.77.90.0.23.912.026.74.222.25.223.92.9
10-25%34.810.60.0.22.111.423.84.035.16.028.03.1
26-50%10.26.8100.0.22.511.520.03.711.34.017.02.6
51-75%10.26.80.0.23.711.911.43.08.03.411.02.2
76-100%5.35.10.0.7.87.54.41.93.22.34.31.4
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter< 1%6.41.81.71.23.20.74.20.62.70.73.70.4
1-4%8.12.04.21.810.01.214.31.014.61.412.50.6
5-9%11.12.35.22.013.91.419.11.122.51.717.50.7
10-25%28.43.327.04.132.51.932.21.434.81.932.40.9
26-50%23.83.135.24.423.21.720.41.215.21.420.70.8
51-75%12.62.417.53.510.01.26.60.77.41.18.50.5
76-100%9.62.19.32.77.31.03.10.52.80.74.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
total< 1%5.90.73.10.53.10.53.40.42.40.53.60.2
1-4%7.00.87.30.710.70.913.80.714.21.210.90.4
5-9%11.21.010.70.914.21.019.60.921.51.415.70.4
10-25%27.71.323.61.232.11.331.81.035.01.630.00.6
26-50%20.21.223.21.224.01.219.40.916.51.320.80.5
51-75%13.11.017.21.010.00.97.80.67.60.910.90.4
76-100%14.71.114.91.05.90.74.20.42.80.68.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #860892/327223
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%2.8260.0.0.0.2.826
1-4%3.4240.0.0.21003.623
5-9%4.8190.0.0.4715.219
10-25%9.3130.0.0.4709.713
26-50%9.0130.0.0.6589.613
51-75%6.7160.0.0.21006.916
76-100%9.9130.0.0.0.9.913
total45.720.0.1.83347.52
AI< 1%0.0.0.0.0.4680.468
1-4%0.21000.0.0.21000.468
5-9%0.8490.0.0.6571.436
10-25%0.5570.0.1.2341.827
26-50%0.6540.0.0.4721.043
51-75%0.21000.0.0.0.0.2100
76-100%0.21000.0.0.0.0.2100
total2.5240.0.2.8205.310
AR< 1%0.21000.0.0.0.0.2100
1-4%0.7570.0.0.4731.142
5-9%0.6590.0.0.9361.531
10-25%2.0290.0.0.9452.923
26-50%0.8500.0.0.5581.337
51-75%0.8500.0.0.21001.045
76-100%0.21000.0.0.0.0.2100
total5.3130.0.2.8208.16
BE< 1%3.7230.4712.7276.817
1-4%9.0150.8506.21816.111
5-9%14.2120.47111.11325.68
10-25%22.891.04528.8852.55
26-50%18.9101.04517.31037.27
51-75%9.9140.6584.92015.411
76-100%10.9130.4714.02215.311
total89.344.62175.04168.91
BL/BS< 1%0.21000.0.0.0.0.2100
1-4%0.4710.0.0.21000.757
5-9%0.4710.0.0.21000.757
10-25%5.2190.21001.2406.616
26-50%2.8270.31001.1454.122
51-75%3.1250.0.0.4713.523
76-100%4.2200.0.0.4714.619
total16.360.5723.62220.43
FR< 1%0.21000.0.0.9441.140
1-4%2.6270.0.0.7493.324
5-9%3.4230.0.1.5354.919
10-25%7.3160.0.4.92012.211
26-50%7.5160.0.4.22011.712
51-75%4.0230.0.1.3385.319
76-100%2.0310.0.0.9442.925
total27.050.0.14.4941.43
GE< 1%0.0.0.0.0.0.0.0.
1-4%0.0.0.0.0.0.0.0.
5-9%0.0.0.0.0.0.0.0.
10-25%0.41000.0.0.0.0.4100
26-50%2.3250.0.0.0.2.325
51-75%1.0570.0.0.0.1.057
76-100%0.0.0.0.0.0.0.0.
total3.750.0.0.0.3.75
GL< 1%0.8490.21001.4362.427
1-4%1.0450.4690.6571.930
5-9%0.8500.4710.4711.634
10-25%1.1400.6580.8502.526
26-50%0.6570.21001.8292.524
51-75%0.8500.4710.7481.931
76-100%0.9440.21001.3392.328
total6.0162.3276.91415.26
GR< 1%1.0450.21004.7205.918
1-4%10.1140.85016.31027.28
5-9%14.4111.63517.51033.57
10-25%23.392.62830.7756.65
26-50%12.2121.24118.11031.47
51-75%5.6190.21004.92010.713
76-100%3.1260.0.2.9266.018
total69.856.51795.23171.52
JU< 1%1.4370.0.0.0.1.437
1-4%1.9310.0.0.4712.327
5-9%2.1300.4701.5354.121
10-25%5.9170.4713.1249.412
26-50%4.0210.21002.9257.115
51-75%2.6270.21001.3374.121
76-100%4.1200.0.1.0445.118
total21.961.24010.31233.43
LU< 1%0.21000.0.0.7570.950
1-4%2.4280.0.0.4712.826
5-9%4.6200.0.0.4715.019
10-25%10.7120.0.3.12513.710
26-50%7.6150.0.2.32810.012
51-75%5.3180.0.0.4715.717
76-100%1.9310.0.0.4702.328
total32.840.0.7.61540.42
NE< 1%0.8500.21000.0.1.045
1-4%1.0450.0.0.21001.241
5-9%1.6380.0.0.0.1.638
10-25%8.2140.0.0.5588.713
26-50%7.3150.0.1.1418.413
51-75%3.7210.0.1.6335.317
76-100%1.7330.0.0.21001.831
total24.150.21003.62128.03
NW< 1%0.0.0.0.0.0.0.0.
1-4%0.5710.0.0.7561.242
5-9%1.3400.0.0.7592.031
10-25%1.9340.21000.4722.528
26-50%0.31000.0.0.8481.143
51-75%0.31000.0.0.31000.568
76-100%0.0.0.0.0.9490.949
total4.3180.21003.8208.27
OW< 1%0.6590.0.0.9491.536
1-4%0.9450.0.0.21001.241
5-9%1.0450.11000.9452.029
10-25%4.9190.0.3.8218.712
26-50%1.2400.0.1.3382.427
51-75%0.5580.0.0.8491.337
76-100%0.9500.21000.9451.931
total9.9110.3728.81119.04
SG< 1%0.9440.0.0.4721.438
1-4%2.6280.0.4.5217.216
5-9%3.6230.8503.1257.616
10-25%5.7180.0.8.21513.911
26-50%5.1190.21006.71711.912
51-75%2.4290.21003.6236.217
76-100%2.0310.21002.9255.119
total22.481.53829.4653.33
SH< 1%0.0.0.0.0.0.0.0.
1-4%0.6570.0.0.0.0.657
5-9%0.9490.0.0.21001.144
10-25%3.2230.0.0.0.3.223
26-50%2.8250.0.0.21003.024
51-75%1.0440.0.0.0.1.044
76-100%3.4220.0.0.0.3.422
total11.940.0.0.46912.33
SO< 1%2.2310.0.0.0.2.231
1-4%1.8330.21000.21002.330
5-9%2.9250.0.0.3713.324
10-25%6.7160.4720.4727.515
26-50%6.3160.0.0.3706.616
51-75%5.0190.0.0.21005.118
76-100%4.2200.21000.7585.218
total29.030.9502.13032.12
SZ< 1%0.6580.0.0.4711.045
1-4%2.1300.0.1.6353.722
5-9%3.2240.0.2.1275.418
10-25%4.4200.0.3.2247.615
26-50%2.7270.21003.2246.116
51-75%1.2410.4691.7353.324
76-100%1.0440.0.0.4711.537
total15.390.75612.61028.54
TG< 1%0.6510.0.0.0.0.651
1-4%1.0420.0.0.0.1.042
5-9%2.1300.0.0.11002.228
10-25%4.6180.0.0.8505.416
26-50%3.0230.0.0.11003.122
51-75%4.2180.0.1.0415.116
76-100%2.2280.0.0.4732.626
total17.740.0.2.42620.12
TI< 1%0.6580.21001.7352.529
1-4%2.8271.43813.11217.210
5-9%3.3241.83320.2925.48
10-25%9.1142.82630.2742.16
26-50%6.3171.04513.51220.89
51-75%2.5280.4717.21610.213
76-100%1.0450.4711.7333.125
total25.688.01587.73121.32
UR< 1%0.21000.21000.21000.658
1-4%0.21000.4691.2401.832
5-9%1.0450.6570.6572.229
10-25%2.1290.8502.2285.117
26-50%2.2290.6581.3364.120
51-75%0.5570.4720.6571.535
76-100%0.6580.0.0.0.0.658
total6.8153.0246.01415.86
VD< 1%3.5230.0.0.5584.021
1-4%6.3180.0.2.0318.215
5-9%11.0130.4711.93113.312
10-25%22.580.21005.81828.47
26-50%15.1110.0.6.21721.39
51-75%10.2130.0.2.23012.412
76-100%6.3170.0.1.6357.915
total74.730.65820.2995.62
VS< 1%0.21000.0.2.7262.926
1-4%3.3240.6588.31512.312
5-9%6.5172.52817.41026.48
10-25%12.6121.73325.1839.56
26-50%7.8161.53513.81123.18
51-75%3.2250.4714.2217.816
76-100%0.6580.21001.0451.833
total34.377.01672.53113.82
ZG< 1%0.0.0.0.0.0.0.0.
1-4%0.21000.0.0.4720.657
5-9%0.3710.0.0.0.0.371
10-25%1.2360.0.0.5561.730
26-50%1.5330.0.0.4711.928
51-75%0.0.0.0.0.5560.556
76-100%0.0.0.0.0.7460.746
total3.3170.0.2.5205.76
ZH< 1%1.2410.0.0.0.1.241
1-4%4.8200.0.0.0.4.820
5-9%6.0170.0.0.0.6.017
10-25%7.9150.0.0.21008.115
26-50%9.6130.0.1.24110.912
51-75%7.9150.0.0.21008.115
76-100%10.4120.0.0.0.10.412
total47.820.0.1.63549.42
Switzerland< 1%21.791.43817.71140.87
1-4%60.064.62158.16122.74
5-9%90.959.21582.15182.33
10-25%183.4310.813156.33350.52
26-50%137.446.41899.44243.13
51-75%82.553.22538.37124.04
76-100%71.551.93322.3995.64
total647.4137.57474.211159.11
© WSL, Swiss National Forest Inventory, 18.06.2020 #860893/327224
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%2.8260.0.0.0.2.826
1-4%3.2240.0.0.21003.424
5-9%4.8190.0.0.4715.219
10-25%9.3130.0.0.4709.713
26-50%9.0130.0.0.6589.613
51-75%6.1170.0.0.21006.217
76-100%9.9130.0.0.0.9.913
total44.920.0.1.83346.72
AI< 1%0.0.0.0.0.4680.468
1-4%0.21000.0.0.21000.468
5-9%0.6570.0.0.6571.238
10-25%0.5570.0.1.2341.827
26-50%0.6540.0.0.4721.043
51-75%0.21000.0.0.0.0.2100
76-100%0.21000.0.0.0.0.2100
total2.3250.0.2.8205.19
AR< 1%0.21000.0.0.0.0.2100
1-4%0.7570.0.0.4731.142
5-9%0.6590.0.0.9361.531
10-25%2.0290.0.0.9452.923
26-50%0.8500.0.0.5581.337
51-75%0.8500.0.0.21001.045
76-100%0.21000.0.0.0.0.2100
total5.3130.0.2.8208.16
BE< 1%3.3250.4712.7276.418
1-4%8.2150.8506.21815.311
5-9%13.0120.47110.81324.29
10-25%21.891.04528.4851.25
26-50%17.7100.85016.71035.27
51-75%9.5140.6584.72114.711
76-100%10.1140.4713.62314.112
total83.544.42173.24161.11
BL/BS< 1%0.21000.0.0.0.0.2100
1-4%0.4710.0.0.21000.757
5-9%0.4710.0.0.21000.757
10-25%5.2190.21001.2406.616
26-50%2.6280.31001.1453.922
51-75%3.1250.0.0.21003.324
76-100%3.7220.0.0.4714.121
total15.760.5723.42319.64
FR< 1%0.21000.0.0.9441.140
1-4%2.6270.0.0.7493.324
5-9%3.4230.0.1.5354.919
10-25%7.1160.0.4.72011.812
26-50%6.9170.0.4.02110.912
51-75%3.8230.0.1.1404.920
76-100%2.0310.0.0.9442.925
total25.950.0.13.81039.73
GE< 1%0.0.0.0.0.0.0.0.
1-4%0.0.0.0.0.0.0.0.
5-9%0.0.0.0.0.0.0.0.
10-25%0.0.0.0.0.0.0.0.
26-50%2.3250.0.0.0.2.325
51-75%0.8660.0.0.0.0.866
76-100%0.0.0.0.0.0.0.0.
total3.1130.0.0.0.3.113
GL< 1%0.8490.21001.4362.427
1-4%1.0450.4690.6571.930
5-9%0.8500.4710.21001.437
10-25%0.8500.6580.8502.129
26-50%0.6570.21001.8292.524
51-75%0.4710.4710.5561.337
76-100%0.5580.21001.3392.031
total4.9182.3276.61413.87
GR< 1%0.8500.21004.5215.519
1-4%8.1150.47115.91124.48
5-9%12.2121.24116.31029.67
10-25%20.792.23026.9849.85
26-50%8.4151.24115.51125.18
51-75%2.8260.21003.9226.917
76-100%1.2410.0.2.0323.225
total54.255.31985.03144.52
JU< 1%1.2400.0.0.0.1.240
1-4%1.7330.0.0.4712.129
5-9%2.1300.4701.5354.121
10-25%5.9170.4713.1249.412
26-50%3.8220.21002.9256.915
51-75%2.6270.21001.3374.121
76-100%4.1200.0.1.0445.118
total21.361.24010.31232.83
LU< 1%0.21000.0.0.7570.950
1-4%2.4280.0.0.4712.826
5-9%4.4210.0.0.4714.820
10-25%10.1130.0.2.92613.011
26-50%7.6150.0.2.32810.012
51-75%5.3180.0.0.4715.717
76-100%1.9310.0.0.4702.328
total31.940.0.7.41539.43
NE< 1%0.4710.21000.0.0.757
1-4%0.8510.0.0.21001.045
5-9%1.6380.0.0.0.1.638
10-25%8.0140.0.0.5588.513
26-50%7.3150.0.1.1418.413
51-75%3.7210.0.1.6335.317
76-100%1.7330.0.0.21001.831
total23.450.21003.62127.33
NW< 1%0.0.0.0.0.0.0.0.
1-4%0.31000.0.0.7561.046
5-9%1.1440.0.0.7591.833
10-25%1.9340.21000.4722.528
26-50%0.0.0.0.0.5520.552
51-75%0.31000.0.0.31000.568
76-100%0.0.0.0.0.9490.949
total3.5210.21003.5217.29
OW< 1%0.6590.0.0.9491.536
1-4%0.9450.0.0.21001.241
5-9%1.0450.11000.8501.931
10-25%4.3200.0.3.8218.112
26-50%1.2400.0.1.3382.427
51-75%0.3690.0.0.8491.141
76-100%0.9500.21000.9451.931
total9.1120.3728.71118.14
SG< 1%0.7490.0.0.4721.141
1-4%2.4290.0.3.8236.217
5-9%3.4240.8502.8267.016
10-25%5.1200.0.8.01513.011
26-50%4.3210.21006.01810.513
51-75%2.2300.21003.6236.018
76-100%2.0310.21002.6264.919
total20.191.53827.2748.84
SH< 1%0.0.0.0.0.0.0.0.
1-4%0.6570.0.0.0.0.657
5-9%0.9490.0.0.21001.144
10-25%3.2230.0.0.0.3.223
26-50%2.8250.0.0.21003.024
51-75%1.0440.0.0.0.1.044
76-100%3.4220.0.0.0.3.422
total11.940.0.0.46912.33
SO< 1%2.0330.0.0.0.2.033
1-4%1.8330.21000.21002.330
5-9%2.9250.0.0.3713.324
10-25%6.7160.4720.4727.515
26-50%6.3160.0.0.3706.616
51-75%5.0190.0.0.21005.118
76-100%3.9210.21000.7584.819
total28.530.9502.13031.62
SZ< 1%0.4710.0.0.4710.850
1-4%1.7330.0.1.4383.124
5-9%2.6270.0.1.9284.619
10-25%4.2210.0.2.7267.015
26-50%2.7270.21002.8265.717
51-75%1.0450.4691.7353.124
76-100%0.8490.0.0.4711.340
total13.5100.75611.41125.54
TG< 1%0.6510.0.0.0.0.651
1-4%1.0420.0.0.0.1.042
5-9%1.8320.0.0.11001.930
10-25%4.5180.0.0.8505.317
26-50%2.9240.0.0.11003.023
51-75%4.2180.0.1.0415.116
76-100%2.2280.0.0.4732.626
total17.250.0.2.42619.63
TI< 1%0.4710.21001.7352.330
1-4%2.0311.43812.71216.010
5-9%2.0321.53818.01021.59
10-25%6.4172.62726.6835.66
26-50%3.2250.85011.81315.811
51-75%1.6350.4714.5216.517
76-100%0.8500.4711.0452.230
total16.3107.31676.3399.92
UR< 1%0.21000.21000.21000.658
1-4%0.0.0.4691.2401.634
5-9%0.8500.6570.6572.030
10-25%2.1290.6582.2284.917
26-50%1.2400.4710.9442.526
51-75%0.3700.21000.6571.140
76-100%0.21000.0.0.0.0.2100
total4.8182.4275.71512.96
VD< 1%3.5230.0.0.5584.021
1-4%5.4190.0.2.0317.416
5-9%9.5140.4711.73311.712
10-25%19.990.21005.61825.68
26-50%13.6110.0.6.21719.99
51-75%9.6140.0.2.03111.512
76-100%5.9180.0.1.6357.516
total67.530.65819.6987.72
VS< 1%0.0.0.0.2.3292.329
1-4%2.7260.6588.11511.512
5-9%4.4212.52816.41023.48
10-25%8.9141.73323.1833.87
26-50%5.8181.53512.81220.19
51-75%2.2300.21004.0226.417
76-100%0.4710.21001.0451.635
total24.586.81667.7499.02
ZG< 1%0.0.0.0.0.0.0.0.
1-4%0.21000.0.0.4720.657
5-9%0.3710.0.0.0.0.371
10-25%1.2360.0.0.5561.730
26-50%1.1400.0.0.4711.533
51-75%0.0.0.0.0.5560.556
76-100%0.0.0.0.0.7460.746
total2.9190.0.2.5205.48
ZH< 1%1.2410.0.0.0.1.241
1-4%4.8200.0.0.0.4.820
5-9%5.8180.0.0.0.5.818
10-25%7.9150.0.0.21008.115
26-50%9.4130.0.1.24110.612
51-75%7.7150.0.0.21007.915
76-100%10.4120.0.0.0.10.412
total47.120.0.1.63548.82
Switzerland< 1%19.6101.43817.11138.17
1-4%53.364.22256.26113.74
5-9%80.658.41576.55165.53
10-25%167.5310.014145.33322.82
26-50%121.945.81991.54219.23
51-75%74.352.82733.48110.54
76-100%66.251.93319.91088.04
total583.4134.57439.921057.81
© WSL, Swiss National Forest Inventory, 18.06.2020 #860894/327225
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%2.8260.0.0.0.2.826
1-4%3.4240.0.0.21003.623
5-9%4.8190.0.0.4715.219
10-25%9.5130.0.0.4709.913
26-50%9.0130.0.0.6589.613
51-75%6.7160.0.0.21006.916
76-100%9.9130.0.0.0.9.913
total45.920.0.1.83347.72
AI< 1%0.0.0.0.0.4680.468
1-4%0.21000.0.0.21000.468
5-9%0.8490.0.0.6571.436
10-25%0.5570.0.1.2341.827
26-50%0.6540.0.0.4721.043
51-75%0.21000.0.0.0.0.2100
76-100%0.21000.0.0.0.0.2100
total2.5240.0.2.8205.310
AR< 1%0.21000.0.0.0.0.2100
1-4%0.7570.0.0.4731.142
5-9%0.6590.0.0.9361.531
10-25%2.0290.0.0.9452.923
26-50%0.8500.0.0.5581.337
51-75%0.8500.0.0.21001.045
76-100%0.21000.0.0.0.0.2100
total5.3130.0.2.8208.16
BE< 1%3.7230.4712.7276.817
1-4%9.0150.8506.61716.411
5-9%14.2120.47111.51326.18
10-25%24.491.04529.2854.55
26-50%19.1101.04517.51037.67
51-75%9.9140.6585.12015.611
76-100%10.9130.4714.02215.311
total91.144.62176.64172.31
BL/BS< 1%0.21000.0.0.0.0.2100
1-4%0.4710.0.0.21000.757
5-9%0.4710.0.0.21000.757
10-25%5.2190.21001.2406.616
26-50%2.8270.31001.1454.122
51-75%3.1250.0.0.4713.523
76-100%4.2200.0.0.4714.619
total16.360.5723.62220.43
FR< 1%0.21000.0.0.9441.140
1-4%2.8260.0.0.7493.523
5-9%3.4230.0.1.5354.919
10-25%7.3160.0.4.92012.211
26-50%7.5160.0.4.22011.712
51-75%4.0230.0.1.5355.519
76-100%2.0310.0.0.9442.925
total27.250.0.14.6941.72
GE< 1%0.0.0.0.0.0.0.0.
1-4%0.0.0.0.0.0.0.0.
5-9%0.0.0.0.0.0.0.0.
10-25%0.41000.0.0.0.0.4100
26-50%2.3250.0.0.0.2.325
51-75%1.0570.0.0.0.1.057
76-100%0.0.0.0.0.0.0.0.
total3.750.0.0.0.3.75
GL< 1%0.8490.21001.4362.427
1-4%1.0450.4690.6571.930
5-9%0.8500.4710.4711.634
10-25%1.3370.6580.8502.725
26-50%0.6570.21001.8292.524
51-75%0.8500.4710.7481.931
76-100%0.9440.21001.3392.328
total6.2162.3276.91415.46
GR< 1%1.0450.21004.9206.118
1-4%10.4140.85016.51027.78
5-9%15.2112.03217.71034.97
10-25%24.392.62831.3758.25
26-50%12.6121.24118.11031.97
51-75%5.6190.21004.92010.713
76-100%3.3250.0.3.1256.417
total72.446.91796.53175.82
JU< 1%1.4370.0.0.0.1.437
1-4%2.1290.0.0.4712.526
5-9%2.1300.4701.5354.121
10-25%5.9170.4713.1249.412
26-50%4.0210.21002.9257.115
51-75%2.6270.21001.3374.121
76-100%4.1200.0.1.0445.118
total22.161.24010.31233.52
LU< 1%0.8500.0.0.7571.538
1-4%2.4280.0.0.4712.826
5-9%4.6200.0.0.4715.019
10-25%10.9120.0.3.12513.910
26-50%7.6150.0.2.32810.012
51-75%5.3180.0.0.4715.717
76-100%1.9310.0.0.4702.328
total33.540.0.7.61541.22
NE< 1%0.8500.21000.0.1.045
1-4%1.2410.0.0.21001.438
5-9%1.7350.0.0.0.1.735
10-25%8.2140.0.0.7508.913
26-50%7.3150.0.1.1418.413
51-75%3.7210.0.1.6335.317
76-100%1.7330.0.0.21001.831
total24.550.21003.82128.63
NW< 1%0.0.0.0.0.0.0.0.
1-4%0.5710.0.0.7561.242
5-9%1.3400.0.0.7592.031
10-25%1.9340.21000.4722.528
26-50%0.31000.0.0.8481.143
51-75%0.31000.0.0.31000.568
76-100%0.0.0.0.0.9490.949
total4.3180.21003.8208.27
OW< 1%0.6590.0.0.9491.536
1-4%0.9450.0.0.21001.241
5-9%1.0450.11000.9452.029
10-25%4.9190.0.3.8218.712
26-50%1.2400.0.1.3382.427
51-75%0.5580.0.0.8491.337
76-100%0.9500.21000.9451.931
total9.9110.3728.81119.04
SG< 1%0.9440.0.0.4721.438
1-4%2.8270.0.5.1198.015
5-9%3.6230.8503.3247.815
10-25%5.9180.0.8.21514.111
26-50%5.1190.21007.11612.312
51-75%2.4290.21003.6236.217
76-100%2.0310.21002.9255.119
total22.881.53830.6654.83
SH< 1%0.0.0.0.0.0.0.0.
1-4%0.6570.0.0.0.0.657
5-9%0.9490.0.0.21001.144
10-25%3.2230.0.0.0.3.223
26-50%2.8250.0.0.21003.024
51-75%1.0440.0.0.0.1.044
76-100%3.4220.0.0.0.3.422
total11.940.0.0.46912.33
SO< 1%2.2310.0.0.21002.430
1-4%1.8330.21000.21002.330
5-9%2.9250.0.0.3713.324
10-25%6.7160.4720.4727.515
26-50%6.3160.0.0.3706.616
51-75%5.1180.0.0.21005.318
76-100%4.2200.21000.7585.218
total29.230.9502.32932.52
SZ< 1%0.6580.0.0.4711.045
1-4%2.3280.0.1.6353.921
5-9%3.2240.0.2.1275.418
10-25%4.4200.0.3.2247.615
26-50%2.9260.21003.2246.316
51-75%1.2410.4691.7353.324
76-100%1.0440.0.0.4711.537
total15.790.75612.61029.04
TG< 1%0.8450.0.0.0.0.845
1-4%1.0420.0.0.0.1.042
5-9%2.3280.0.0.11002.427
10-25%4.6180.0.0.8505.416
26-50%3.0230.0.0.11003.122
51-75%4.2180.0.1.0415.116
76-100%2.2280.0.0.4732.626
total18.140.0.2.42620.53
TI< 1%0.6580.21001.7352.529
1-4%3.0261.43813.21217.610
5-9%3.3241.83320.4925.68
10-25%9.1142.82630.6742.56
26-50%6.7171.04514.11121.89
51-75%2.5280.4717.21610.213
76-100%1.0450.4711.9323.324
total26.288.01589.23123.42
UR< 1%0.21000.21000.21000.658
1-4%0.21000.4691.2401.832
5-9%1.0450.6570.6572.229
10-25%2.5270.8502.2285.516
26-50%2.2290.6581.3364.120
51-75%0.5570.4720.6571.535
76-100%0.6580.0.0.0.0.658
total7.3143.0246.01416.35
VD< 1%3.9220.0.0.5584.421
1-4%6.3180.0.2.0318.215
5-9%11.2130.4712.13013.711
10-25%23.180.21005.81829.07
26-50%15.5100.0.6.41721.98
51-75%10.2130.0.2.23012.412
76-100%6.7170.0.1.6358.315
total76.830.65820.6997.92
VS< 1%0.21000.0.2.7262.926
1-4%3.5230.6588.31512.412
5-9%7.3162.52817.41027.28
10-25%12.6121.73325.1839.56
26-50%7.8161.53513.81123.18
51-75%3.2250.4714.2217.816
76-100%0.6580.21001.0451.833
total35.377.01672.53114.82
ZG< 1%0.0.0.0.0.0.0.0.
1-4%0.21000.0.0.4720.657
5-9%0.3710.0.0.0.0.371
10-25%1.2360.0.0.5561.730
26-50%1.5330.0.0.6572.126
51-75%0.0.0.0.0.5560.556
76-100%0.0.0.0.0.7460.746
total3.3170.0.2.6185.95
ZH< 1%1.2410.0.0.0.1.241
1-4%4.8200.0.0.0.4.820
5-9%6.0170.0.0.0.6.017
10-25%7.9150.0.0.21008.115
26-50%9.6130.0.1.24110.912
51-75%7.9150.0.0.21008.115
76-100%10.4120.0.0.0.10.412
total47.820.0.1.63549.42
Switzerland< 1%22.991.43818.11042.47
1-4%61.664.62159.46125.64
5-9%93.159.61483.35186.03
10-25%187.8310.813157.93356.52
26-50%139.046.418100.94246.33
51-75%82.753.22538.77124.64
76-100%72.151.93322.7996.64
total659.1137.97481.011178.01
© WSL, Swiss National Forest Inventory, 18.06.2020 #860895/327226
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%1.2410.0.0.0.1.241
1-4%2.8260.0.0.21003.025
5-9%2.6270.0.0.21002.826
10-25%9.4130.0.0.4719.813
26-50%9.5130.0.0.21009.713
51-75%8.0140.0.0.4718.414
76-100%11.3110.0.0.47111.711
total44.920.0.1.83346.72
AI< 1%0.4720.0.0.6541.041
1-4%0.4680.0.0.5570.942
5-9%0.4720.0.0.4680.849
10-25%0.21000.0.0.7500.944
26-50%1.0410.0.0.4721.434
51-75%0.0.0.0.0.21000.2100
76-100%0.0.0.0.0.0.0.0.
total2.3250.0.2.8205.19
AR< 1%0.21000.0.0.21000.369
1-4%1.1400.0.0.7571.830
5-9%0.31000.0.0.3690.659
10-25%1.4380.0.0.9372.326
26-50%1.3380.0.0.5571.731
51-75%0.8520.0.0.4721.142
76-100%0.3710.0.0.0.0.371
total5.3130.0.2.8208.16
BE< 1%2.3290.0.1.6354.022
1-4%10.3140.21008.51519.010
5-9%9.6141.04512.91223.69
10-25%23.891.24125.0850.05
26-50%14.8110.47116.11131.37
51-75%11.8130.8506.31818.910
76-100%10.7130.8502.82714.311
total83.544.42173.24161.11
BL/BS< 1%0.21000.0.0.21000.570
1-4%0.7570.0.0.21000.950
5-9%0.5720.0.0.6571.045
10-25%3.2250.5721.4405.019
26-50%3.9220.0.0.6584.520
51-75%2.8260.0.0.0.2.826
76-100%4.4190.0.0.4714.818
total15.760.5723.42319.64
FR< 1%1.2410.0.1.1402.328
1-4%2.6270.0.1.3383.922
5-9%3.4240.0.1.3384.820
10-25%9.5130.0.4.52014.010
26-50%5.1190.0.2.5267.615
51-75%3.5240.0.1.8335.319
76-100%0.6580.0.1.2411.833
total25.950.0.13.81039.73
GE< 1%0.0.0.0.0.0.0.0.
1-4%0.41000.0.0.0.0.4100
5-9%0.0.0.0.0.0.0.0.
10-25%1.2500.0.0.0.1.250
26-50%0.41000.0.0.0.0.4100
51-75%0.8660.0.0.0.0.866
76-100%0.41000.0.0.0.0.4100
total3.1130.0.0.0.3.113
GL< 1%0.6570.21000.8491.633
1-4%1.4380.6581.3393.223
5-9%0.9490.4690.21001.437
10-25%0.8500.6581.7323.023
26-50%0.4710.21001.5352.129
51-75%0.4690.4710.8501.534
76-100%0.5580.0.0.4710.944
total4.9182.3276.61413.87
GR< 1%4.4210.210011.41316.011
1-4%14.2112.32921.8938.36
5-9%9.1140.47014.31123.99
10-25%15.6112.03222.7940.36
26-50%6.2180.47110.41317.010
51-75%3.5240.0.3.8237.316
76-100%1.2410.0.0.6581.833
total54.255.31985.03144.52
JU< 1%0.4710.0.0.21000.658
1-4%1.2410.0.0.8501.931
5-9%2.6270.6570.9444.121
10-25%6.2160.21003.72210.112
26-50%3.8210.0.1.9315.717
51-75%4.1210.21001.6355.917
76-100%3.1240.21001.2404.520
total21.361.24010.31232.83
LU< 1%1.0440.0.0.21001.241
1-4%3.2240.0.0.7573.922
5-9%5.2190.0.0.7495.917
10-25%10.7120.0.2.42813.111
26-50%6.8150.0.2.6279.413
51-75%3.3230.0.0.4713.722
76-100%1.8320.0.0.4702.129
total31.940.0.7.41539.43
NE< 1%0.31000.0.0.0.0.3100
1-4%2.0310.0.0.21002.230
5-9%1.5350.21000.0.1.733
10-25%6.0170.0.0.7506.716
26-50%6.5150.0.0.9457.414
51-75%4.6200.0.0.8445.518
76-100%2.5270.0.1.0453.522
total23.450.21003.62127.33
NW< 1%0.5710.0.0.31000.856
1-4%0.9460.0.0.31001.239
5-9%0.5710.0.0.9501.440
10-25%0.7590.0.0.5711.244
26-50%0.8530.21000.5521.535
51-75%0.0.0.0.0.31000.3100
76-100%0.0.0.0.0.9490.949
total3.5210.21003.5217.29
OW< 1%0.21000.0.0.4710.657
1-4%1.1440.0.1.3392.428
5-9%2.0310.11001.9314.121
10-25%3.1230.0.2.6265.716
26-50%1.7330.0.1.1412.825
51-75%0.8490.21000.8491.831
76-100%0.11000.0.0.5590.650
total9.1120.3728.71118.14
SG< 1%0.7580.21002.0312.926
1-4%3.6230.21003.4247.216
5-9%2.9260.0.3.8236.717
10-25%5.9180.4726.61712.911
26-50%3.7230.4715.7189.714
51-75%1.9310.0.3.7225.618
76-100%1.4380.21002.0313.723
total20.191.53827.2748.84
SH< 1%0.9480.0.0.0.0.948
1-4%1.4360.0.0.21001.633
5-9%1.2420.0.0.0.1.242
10-25%1.7340.0.0.0.1.734
26-50%2.9240.0.0.0.2.924
51-75%1.6330.0.0.0.1.633
76-100%2.1290.0.0.21002.328
total11.940.0.0.46912.33
SO< 1%0.21000.0.0.0.0.2100
1-4%1.6350.0.0.0.1.635
5-9%3.0240.21000.0.3.223
10-25%5.5180.4720.7506.616
26-50%5.3180.21000.21005.817
51-75%6.3170.0.0.21006.616
76-100%6.4150.0.1.0457.414
total28.530.9502.13031.62
SZ< 1%0.21000.0.0.9441.039
1-4%1.8310.0.1.6353.422
5-9%2.4280.0.2.0294.420
10-25%5.9170.21002.9259.113
26-50%1.1440.21002.5283.822
51-75%1.7340.0.1.0442.726
76-100%0.4710.21000.4711.144
total13.5100.75611.41125.54
TG< 1%0.9410.0.0.0.0.941
1-4%0.4570.0.0.0.0.457
5-9%1.1380.0.0.0.1.138
10-25%3.0230.0.0.6593.621
26-50%4.1190.0.1.0415.116
51-75%3.6210.0.0.8454.519
76-100%4.0190.0.0.0.4.019
total17.250.0.2.42619.63
TI< 1%1.9320.0.4.9206.917
1-4%2.1321.83319.1923.08
5-9%3.8232.03119.8925.58
10-25%5.2191.83320.7927.78
26-50%2.8271.2418.51512.512
51-75%0.6580.21002.5283.324
76-100%0.0.0.21000.8501.045
total16.3107.31676.3399.92
UR< 1%0.0.0.6580.21000.949
1-4%0.6570.21000.8481.634
5-9%0.9440.4690.8482.128
10-25%1.7340.8491.4363.920
26-50%1.1390.4711.9313.422
51-75%0.3700.0.0.6570.944
76-100%0.21000.0.0.0.0.2100
total4.8182.4275.71512.96
VD< 1%1.6350.0.0.4701.932
1-4%8.5150.0.1.3389.814
5-9%8.5150.21004.42113.111
10-25%18.790.4715.61824.68
26-50%12.5120.0.4.22116.710
51-75%9.5140.0.2.32911.812
76-100%8.3140.0.1.4389.713
total67.530.65819.6987.72
VS< 1%0.6570.0.4.3214.819
1-4%4.6210.94417.11022.68
5-9%6.7172.62812.71221.99
10-25%8.0151.83322.4832.17
26-50%3.0261.2419.11413.312
51-75%1.3410.4712.0313.623
76-100%0.4710.0.0.21000.658
total24.586.81667.7499.02
ZG< 1%0.21000.0.0.21000.567
1-4%0.4720.0.0.0.0.472
5-9%0.0.0.0.0.0.0.0.
10-25%1.6320.0.0.6482.225
26-50%0.21000.0.0.7501.044
51-75%0.21000.0.0.5560.746
76-100%0.3670.0.0.4670.648
total2.9190.0.2.5205.48
ZH< 1%0.9440.0.0.0.0.944
1-4%3.1240.0.0.0.3.124
5-9%2.7270.0.0.0.2.727
10-25%9.8130.0.0.65810.413
26-50%7.4150.0.0.21007.715
51-75%11.1120.0.0.47111.412
76-100%12.1110.0.0.47012.611
total47.120.0.1.63548.82
Switzerland< 1%21.0101.24129.9852.16
1-4%70.556.21881.15157.83
5-9%71.558.21678.25158.03
10-25%158.7310.214129.24298.22
26-50%106.544.72073.45184.63
51-75%82.552.23031.68116.34
76-100%72.751.73516.51190.94
total583.4134.57439.921057.81
© WSL, Swiss National Forest Inventory, 18.06.2020 #860896/327227
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%1.2410.0.0.0.1.241
1-4%2.8260.0.0.21003.025
5-9%2.6270.0.0.21002.826
10-25%9.6130.0.0.47110.013
26-50%9.5130.0.0.21009.713
51-75%8.6140.0.0.4719.014
76-100%11.3110.0.0.47111.711
total45.720.0.1.83347.52
AI< 1%0.4720.0.0.6541.041
1-4%0.6570.0.0.5571.139
5-9%0.4720.0.0.4680.849
10-25%0.21000.0.0.7500.944
26-50%1.0410.0.0.4721.434
51-75%0.0.0.0.0.21000.2100
76-100%0.0.0.0.0.0.0.0.
total2.5240.0.2.8205.310
AR< 1%0.21000.0.0.21000.369
1-4%1.1400.0.0.7571.830
5-9%0.31000.0.0.3690.659
10-25%1.4380.0.0.9372.326
26-50%1.3380.0.0.5571.731
51-75%0.8520.0.0.4721.142
76-100%0.3710.0.0.0.0.371
total5.3130.0.2.8208.16
BE< 1%2.7270.0.1.6354.321
1-4%11.6130.21008.51520.29
5-9%10.5141.04513.11224.68
10-25%25.081.43825.8852.25
26-50%16.5110.47116.51133.37
51-75%12.2120.8506.51719.510
76-100%10.9130.8503.02614.711
total89.344.62175.04168.91
BL/BS< 1%0.21000.0.0.21000.570
1-4%0.7570.0.0.21000.950
5-9%0.5720.0.0.6571.045
10-25%3.2250.5721.6365.318
26-50%4.4200.0.0.6585.019
51-75%2.8260.0.0.0.2.826
76-100%4.6190.0.0.4715.018
total16.360.5723.62220.43
FR< 1%1.2410.0.1.1402.328
1-4%2.6270.0.1.3383.922
5-9%3.4240.0.1.5355.019
10-25%9.9130.0.4.91914.810
26-50%5.3190.0.2.5267.815
51-75%3.9230.0.1.8335.818
76-100%0.6580.0.1.2411.833
total27.050.0.14.4941.43
GE< 1%0.41000.0.0.0.0.4100
1-4%0.41000.0.0.0.0.4100
5-9%0.21000.0.0.0.0.2100
10-25%1.2500.0.0.0.1.250
26-50%0.41000.0.0.0.0.4100
51-75%0.8660.0.0.0.0.866
76-100%0.41000.0.0.0.0.4100
total3.750.0.0.0.3.75
GL< 1%0.6570.21000.8491.633
1-4%1.4380.6581.3393.223
5-9%1.0440.4690.4711.832
10-25%0.8500.6581.7323.023
26-50%0.8500.21001.5352.527
51-75%0.9430.4710.9442.227
76-100%0.5580.0.0.4710.944
total6.0162.3276.91415.26
GR< 1%5.8180.210011.91217.910
1-4%16.5112.92624.0843.36
5-9%10.9130.65716.31127.88
10-25%20.092.23024.5846.76
26-50%9.2150.65813.01222.99
51-75%5.5190.0.4.82010.413
76-100%1.8330.0.0.6582.429
total69.856.51795.23171.52
JU< 1%0.4710.0.0.21000.658
1-4%1.3370.0.0.8502.129
5-9%2.6270.6570.9444.121
10-25%6.6160.21003.72210.511
26-50%3.8210.0.1.9315.717
51-75%4.1210.21001.6355.917
76-100%3.1240.21001.2404.520
total21.961.24010.31233.43
LU< 1%1.0440.0.0.21001.241
1-4%3.4240.0.0.7574.121
5-9%5.2190.0.0.7495.917
10-25%11.1120.0.2.42813.510
26-50%6.8150.0.2.8269.613
51-75%3.5220.0.0.4713.921
76-100%1.8320.0.0.4702.129
total32.840.0.7.61540.42
NE< 1%0.31000.0.0.0.0.3100
1-4%2.4280.0.0.21002.627
5-9%1.8310.21000.0.2.130
10-25%6.0170.0.0.7506.716
26-50%6.5150.0.0.9457.414
51-75%4.6200.0.0.8445.518
76-100%2.5270.0.1.0453.522
total24.150.21003.62128.03
NW< 1%0.8560.0.0.31001.148
1-4%0.9460.0.0.31001.239
5-9%0.5710.0.0.9501.440
10-25%0.9510.0.0.5711.341
26-50%1.1440.21000.5521.831
51-75%0.0.0.0.0.5680.568
76-100%0.0.0.0.0.9490.949
total4.3180.21003.8208.27
OW< 1%0.21000.0.0.4710.657
1-4%1.3400.0.1.4372.726
5-9%2.4280.11001.9314.520
10-25%3.3230.0.2.6265.916
26-50%1.7330.0.1.1412.825
51-75%0.8490.21000.8491.831
76-100%0.11000.0.0.5590.650
total9.9110.3728.81119.04
SG< 1%1.1450.21002.5283.823
1-4%3.8230.21003.6237.615
5-9%2.9260.0.4.3217.216
10-25%6.9160.4727.41614.810
26-50%3.9230.4715.91810.213
51-75%2.1300.0.3.7225.818
76-100%1.6350.21002.0313.822
total22.481.53829.4653.33
SH< 1%0.9480.0.0.0.0.948
1-4%1.4360.0.0.21001.633
5-9%1.2420.0.0.0.1.242
10-25%1.7340.0.0.0.1.734
26-50%2.9240.0.0.0.2.924
51-75%1.6330.0.0.0.1.633
76-100%2.1290.0.0.21002.328
total11.940.0.0.46912.33
SO< 1%0.21000.0.0.0.0.2100
1-4%1.6350.0.0.0.1.635
5-9%3.0240.21000.0.3.223
10-25%5.7180.4720.7506.816
26-50%5.5180.21000.21006.017
51-75%6.3170.0.0.21006.616
76-100%6.6150.0.1.0457.614
total29.030.9502.13032.12
SZ< 1%0.21000.0.0.9441.039
1-4%2.0300.0.1.6353.622
5-9%3.2240.0.2.0295.218
10-25%5.9170.21003.8229.912
26-50%1.5380.21002.9254.620
51-75%1.9320.0.1.0442.925
76-100%0.6570.21000.4711.340
total15.390.75612.61028.54
TG< 1%1.0380.0.0.0.1.038
1-4%0.5480.0.0.0.0.548
5-9%1.1380.0.0.0.1.138
10-25%3.0230.0.0.6593.621
26-50%4.1190.0.1.0415.116
51-75%3.6210.0.0.8454.519
76-100%4.3180.0.0.0.4.318
total17.740.0.2.42620.12
TI< 1%2.1300.0.5.3197.516
1-4%3.7232.03221.8927.58
5-9%6.3172.23022.2930.77
10-25%7.7162.23022.6932.57
26-50%4.5211.24111.21316.910
51-75%0.9450.21003.3244.521
76-100%0.4710.21001.1411.733
total25.688.01587.73121.32
UR< 1%0.0.0.6580.21000.949
1-4%0.6570.21000.8481.634
5-9%0.9440.4690.8482.128
10-25%2.2291.0441.4364.618
26-50%2.1290.6582.3285.018
51-75%0.5570.21000.6571.337
76-100%0.4710.0.0.0.0.471
total6.8153.0246.01415.86
VD< 1%1.8330.0.0.4702.130
1-4%10.3130.0.1.33811.713
5-9%9.6140.21004.42114.311
10-25%20.190.4715.91826.47
26-50%14.3110.0.4.22118.59
51-75%10.3130.0.2.32912.612
76-100%8.3140.0.1.6359.913
total74.730.65820.2995.62
VS< 1%0.8500.0.4.5205.319
1-4%7.0170.94418.3926.38
5-9%10.2142.62814.11126.88
10-25%9.8141.83323.6835.16
26-50%4.1221.4389.71415.211
51-75%1.9330.4712.2304.421
76-100%0.6580.0.0.21000.850
total34.377.01672.53113.82
ZG< 1%0.5670.0.0.21000.752
1-4%0.4720.0.0.0.0.472
5-9%0.11000.0.0.0.0.1100
10-25%1.6320.0.0.6482.225
26-50%0.21000.0.0.7501.044
51-75%0.21000.0.0.5560.746
76-100%0.3670.0.0.4670.648
total3.3170.0.2.5205.76
ZH< 1%0.9440.0.0.0.0.944
1-4%3.1240.0.0.0.3.124
5-9%2.7270.0.0.0.2.727
10-25%9.8130.0.0.65810.413
26-50%7.6150.0.0.21007.915
51-75%11.3120.0.0.47111.712
76-100%12.3110.0.0.47012.811
total47.820.0.1.63549.42
Switzerland< 1%24.891.24131.5857.66
1-4%81.657.11787.54176.23
5-9%83.558.61585.15177.23
10-25%173.6311.213137.64322.42
26-50%119.145.31980.95205.33
51-75%89.452.42934.27126.04
76-100%75.551.73517.31194.54
total647.4137.57474.211159.11
© WSL, Swiss National Forest Inventory, 18.06.2020 #860897/327228
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%2.5260.0.0.0.2.526
1-4%3.4220.0.0.21003.622
5-9%4.7190.0.0.4715.018
10-25%9.8120.0.0.47010.212
26-50%9.2130.0.0.5589.712
51-75%6.8150.0.0.21006.915
76-100%9.5120.0.0.0.9.512
total45.920.0.1.63347.52
AI< 1%0.0.0.0.0.3690.369
1-4%0.21000.0.0.21000.369
5-9%0.7490.0.0.7431.531
10-25%0.7440.0.1.1321.824
26-50%0.5550.0.0.5591.039
51-75%0.11000.0.0.21000.372
76-100%0.21000.0.0.0.0.2100
total2.4230.0.3.0165.48
AR< 1%0.11000.0.0.0.0.1100
1-4%0.7490.0.0.4721.139
5-9%0.5590.0.0.8361.431
10-25%2.1280.0.0.8452.822
26-50%1.0400.0.0.7511.730
51-75%0.9450.0.0.11001.041
76-100%0.11000.0.0.0.0.1100
total5.5120.0.2.8208.36
BE< 1%3.4230.4712.4286.217
1-4%8.8140.7507.11616.710
5-9%13.3110.47111.51225.28
10-25%22.980.84530.3754.15
26-50%19.391.23816.91037.46
51-75%9.5130.5586.11716.110
76-100%10.6130.4714.52015.410
total87.834.42078.84171.11
BL/BS< 1%0.21000.0.0.0.0.2100
1-4%0.4710.0.0.21000.657
5-9%0.4710.0.0.21000.657
10-25%5.1180.21001.3376.615
26-50%2.8260.31001.0454.021
51-75%3.1240.0.0.4713.522
76-100%4.4190.0.0.6584.918
total16.460.4723.72120.53
FR< 1%0.21000.0.1.0411.237
1-4%3.1240.0.0.7493.721
5-9%3.2230.0.1.4354.519
10-25%7.0150.0.5.21812.211
26-50%7.1150.21004.11911.411
51-75%4.0210.0.1.9305.817
76-100%1.7310.0.0.8442.625
total26.250.210015.1941.42
GE< 1%0.0.0.0.0.0.0.0.
1-4%0.0.0.0.0.0.0.0.
5-9%0.0.0.0.0.0.0.0.
10-25%0.7670.0.0.0.0.767
26-50%2.1270.0.0.0.2.127
51-75%0.9570.0.0.0.0.957
76-100%0.0.0.0.0.0.0.0.
total3.750.0.0.0.3.75
GL< 1%0.7500.21001.3372.227
1-4%1.0410.3690.5581.929
5-9%1.2370.4720.3711.929
10-25%1.3350.5580.7502.625
26-50%0.6490.21002.1252.921
51-75%0.8450.4720.8422.028
76-100%1.0410.21001.1402.326
total6.8142.1276.91315.76
GR< 1%0.9450.21004.4205.518
1-4%10.3130.75017.5928.57
5-9%14.7111.83218.1934.57
10-25%24.282.52730.2756.95
26-50%13.2111.14117.61031.97
51-75%5.9170.7505.11811.612
76-100%3.1240.0.3.0246.117
total72.246.91695.93175.01
JU< 1%1.4350.0.0.21001.633
1-4%1.9290.0.0.3712.227
5-9%2.1280.4701.4353.820
10-25%6.2150.4713.2239.812
26-50%3.8210.21002.7256.715
51-75%2.5260.21001.2373.920
76-100%4.5180.0.0.9445.416
total22.561.1409.91133.42
LU< 1%0.7500.0.0.5571.238
1-4%2.6250.0.0.3712.923
5-9%4.8180.0.0.3715.117
10-25%10.8110.0.2.92313.79
26-50%7.6130.0.2.2279.811
51-75%5.4160.0.0.3715.716
76-100%2.0280.0.0.3702.426
total33.840.0.7.01440.82
NE< 1%0.7500.21000.0.0.944
1-4%1.1410.0.0.21001.338
5-9%1.7330.0.0.21001.931
10-25%8.1130.0.0.7508.712
26-50%7.3140.0.1.2378.413
51-75%4.1190.0.1.7315.816
76-100%1.5330.0.0.21001.731
total24.540.21004.01928.83
NW< 1%0.0.0.0.0.0.0.0.
1-4%0.4710.0.0.6561.043
5-9%1.3360.21000.6582.227
10-25%1.6340.3670.8502.724
26-50%0.21000.0.0.7481.043
51-75%0.21000.0.0.21000.568
76-100%0.0.0.0.1.0431.043
total3.8180.5574.0188.36
OW< 1%0.5590.0.1.0451.534
1-4%1.1410.0.0.21001.338
5-9%1.1410.11000.9452.128
10-25%5.1170.0.3.9209.011
26-50%1.3370.0.1.2382.526
51-75%0.5580.21000.8491.535
76-100%0.8500.21000.9451.831
total10.3110.5598.81119.64
SG< 1%1.0410.0.0.4711.435
1-4%3.0240.0.5.1188.114
5-9%3.8210.7504.0208.514
10-25%5.4180.0.8.21413.610
26-50%4.9190.21006.61611.611
51-75%2.5270.21003.4236.117
76-100%2.3270.21003.1235.617
total23.081.23830.7654.93
SH< 1%0.0.0.0.0.0.0.0.
1-4%0.5570.0.0.0.0.557
5-9%0.9430.0.0.21001.139
10-25%2.8230.0.0.0.2.823
26-50%2.9230.0.0.21003.123
51-75%0.9430.0.0.0.0.943
76-100%3.7200.0.0.21003.919
total11.740.0.0.55712.23
SO< 1%2.5270.0.0.3712.825
1-4%1.9300.21000.21002.427
5-9%2.9240.0.0.3713.222
10-25%6.6150.4710.4727.314
26-50%6.1150.0.0.3706.415
51-75%4.5180.0.0.4724.918
76-100%4.7180.21000.6585.516
total29.230.8502.42732.42
SZ< 1%0.7500.0.0.3711.041
1-4%2.1280.0.1.6333.721
5-9%3.0230.0.2.5245.516
10-25%4.5190.0.3.4227.813
26-50%2.7250.21003.1235.916
51-75%1.2370.4701.8313.422
76-100%0.9440.0.0.4711.337
total15.190.55613.1928.73
TG< 1%0.7440.0.0.0.0.744
1-4%1.1380.0.0.0.1.138
5-9%2.0280.0.0.11002.227
10-25%4.2180.0.0.7494.916
26-50%3.1210.0.0.3723.420
51-75%4.2170.0.1.1385.315
76-100%2.4260.0.0.3722.724
total17.740.0.2.52320.23
TI< 1%0.5580.21002.4283.124
1-4%3.0241.53313.01117.69
5-9%3.4231.83220.8926.08
10-25%9.1142.72629.9741.66
26-50%6.3161.04113.91121.29
51-75%2.5270.5587.21510.213
76-100%0.9450.4712.0303.223
total25.688.11489.33123.02
UR< 1%0.21000.21000.3710.749
1-4%0.5580.4701.2372.128
5-9%0.9450.6570.7502.228
10-25%2.3270.7502.0285.016
26-50%2.3270.5581.2364.119
51-75%0.5570.7490.7501.929
76-100%0.5580.0.0.0.0.558
total7.3133.1236.21416.65
VD< 1%3.9210.0.0.5584.420
1-4%6.3170.21002.1288.614
5-9%11.3120.4712.12913.811
10-25%22.380.21006.11728.67
26-50%15.8100.0.6.21622.08
51-75%10.3130.0.2.32712.511
76-100%6.5160.0.1.5357.914
total76.330.75020.8897.82
VS< 1%0.5580.0.2.5263.024
1-4%4.2200.7508.91313.911
5-9%6.9162.32816.6925.88
10-25%13.2111.73123.5838.46
26-50%7.2151.43514.91023.58
51-75%3.8220.4714.1218.214
76-100%0.9450.21000.9451.930
total36.866.61671.33114.72
ZG< 1%0.0.0.0.0.0.0.0.
1-4%0.21000.0.0.3720.556
5-9%0.3710.0.0.0.0.371
10-25%1.5290.0.0.5562.025
26-50%1.4330.0.0.6561.926
51-75%0.0.0.0.0.5560.556
76-100%0.0.0.0.0.7460.746
total3.4150.0.2.6186.05
ZH< 1%1.2380.0.0.0.1.238
1-4%4.4200.0.0.0.4.420
5-9%6.0170.0.0.0.6.017
10-25%7.9140.0.0.21008.014
26-50%9.8130.0.1.14110.912
51-75%7.9140.0.0.21008.114
76-100%10.3120.0.0.0.10.312
total47.420.0.1.53548.92
Switzerland< 1%22.791.33817.91041.86
1-4%62.254.81960.95127.94
5-9%91.149.01484.04184.13
10-25%185.4310.313156.23351.82
26-50%138.536.41799.74244.72
51-75%82.844.12140.76127.64
76-100%72.451.63322.9996.94
total655.2137.57482.311174.90
© WSL, Swiss National Forest Inventory, 18.06.2020 #860898/327229
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%1.2410.0.0.0.1.241
1-4%2.8260.0.0.21003.025
5-9%2.6270.0.0.21002.826
10-25%9.6130.0.0.47110.013
26-50%9.5130.0.0.21009.713
51-75%8.6140.0.0.4719.014
76-100%11.3110.0.0.47111.711
total45.720.0.1.83347.52
AI< 1%0.4720.0.0.6541.041
1-4%0.6570.0.0.5571.139
5-9%0.4720.0.0.4680.849
10-25%0.21000.0.0.7500.944
26-50%1.0410.0.0.4721.434
51-75%0.0.0.0.0.21000.2100
76-100%0.0.0.0.0.0.0.0.
total2.5240.0.2.8205.310
AR< 1%0.21000.0.0.21000.369
1-4%1.3370.0.0.7571.928
5-9%0.31000.0.0.3690.659
10-25%1.4380.0.0.9372.326
26-50%1.3380.0.0.5571.731
51-75%0.8520.0.0.4721.142
76-100%0.5560.0.0.0.0.556
total5.6120.0.2.8208.46
BE< 1%2.9260.0.1.6354.521
1-4%12.2130.21008.51520.89
5-9%10.9131.04513.31225.28
10-25%27.081.43825.8854.25
26-50%17.2100.47116.71134.37
51-75%12.8120.8506.71720.39
76-100%11.1130.8503.02614.911
total94.234.62175.54174.31
BL/BS< 1%0.21000.0.0.21000.570
1-4%0.7570.0.0.21000.950
5-9%0.5720.0.0.6571.045
10-25%3.2250.5721.6365.318
26-50%4.4200.0.0.6585.019
51-75%2.8260.0.0.0.2.826
76-100%4.9180.0.0.4715.417
total16.760.5723.62220.83
FR< 1%1.2410.0.1.1402.328
1-4%2.6270.0.1.3383.922
5-9%3.6230.0.1.5355.219
10-25%10.1130.0.4.91915.010
26-50%5.3190.0.2.5267.815
51-75%3.9230.0.1.8335.818
76-100%0.6580.0.1.2411.833
total27.450.0.14.4941.83
GE< 1%0.41000.0.0.0.0.4100
1-4%0.41000.0.0.0.0.4100
5-9%0.21000.0.0.0.0.2100
10-25%1.2500.0.0.0.1.250
26-50%0.41000.0.0.0.0.4100
51-75%0.8660.0.0.0.0.866
76-100%0.41000.0.0.0.0.4100
total3.750.0.0.0.3.75
GL< 1%0.8500.21000.8491.831
1-4%1.6350.6581.3393.422
5-9%1.0440.4690.4711.832
10-25%1.1410.6581.9313.621
26-50%0.8500.21001.5352.527
51-75%1.3370.4710.9442.625
76-100%0.5580.0.0.4710.944
total7.1152.3277.21316.66
GR< 1%6.4180.210012.31219.010
1-4%18.0102.92624.7845.76
5-9%12.5120.65716.51029.78
10-25%22.292.62825.1849.96
26-50%10.2140.85013.21224.39
51-75%6.1180.0.5.41911.613
76-100%1.8330.0.0.6582.429
total77.447.11697.93182.51
JU< 1%0.4710.0.0.21000.658
1-4%1.3370.0.0.8502.129
5-9%2.6270.6570.9444.121
10-25%6.8150.21003.92110.911
26-50%3.8210.0.1.9315.717
51-75%4.1210.21001.6355.917
76-100%3.1240.21001.2404.520
total22.161.24010.51233.72
LU< 1%1.0440.0.0.21001.241
1-4%3.4240.0.0.7574.121
5-9%5.2190.0.0.7495.917
10-25%11.1120.0.2.42813.510
26-50%7.0150.0.2.8269.813
51-75%3.7220.0.0.4714.121
76-100%1.8320.0.0.4702.129
total33.240.0.7.61540.82
NE< 1%0.31000.0.0.0.0.3100
1-4%2.6270.0.0.21002.826
5-9%1.8310.21000.0.2.130
10-25%6.0170.0.0.7506.716
26-50%6.5150.0.0.9457.414
51-75%4.9190.0.0.8445.717
76-100%2.5270.0.1.0453.522
total24.650.21003.62128.53
NW< 1%0.8560.0.0.31001.148
1-4%0.9460.0.0.31001.239
5-9%0.5710.0.0.9501.440
10-25%0.9510.0.0.5711.341
26-50%1.1440.21000.5521.831
51-75%0.21000.0.0.5680.757
76-100%0.0.0.0.0.9490.949
total4.5180.21003.8208.47
OW< 1%0.21000.0.0.4710.657
1-4%1.3400.0.1.4372.726
5-9%2.6270.11002.2294.919
10-25%3.5220.0.2.6266.116
26-50%1.7330.0.1.6333.422
51-75%0.8490.21000.8491.831
76-100%0.3720.0.0.5590.845
total10.5110.3729.61020.44
SG< 1%1.1450.21002.5283.823
1-4%4.5210.21003.8228.515
5-9%3.4240.0.4.3217.616
10-25%7.5160.7587.41615.610
26-50%4.5210.4716.11711.013
51-75%2.1300.0.3.9226.117
76-100%1.6350.21002.0313.822
total24.781.73530.1656.53
SH< 1%0.9480.0.0.0.0.948
1-4%1.4360.0.0.21001.633
5-9%1.2420.0.0.0.1.242
10-25%1.9320.0.0.0.1.932
26-50%2.9240.0.0.0.2.924
51-75%1.6330.0.0.0.1.633
76-100%2.1290.0.0.21002.328
total12.140.0.0.46912.53
SO< 1%0.21000.0.0.0.0.2100
1-4%1.6350.0.0.0.1.635
5-9%3.0240.21000.0.3.223
10-25%6.0170.4720.7507.115
26-50%5.5180.21000.21006.017
51-75%6.3170.0.0.21006.616
76-100%6.8150.0.1.0457.814
total29.530.9502.13032.62
SZ< 1%0.21000.0.0.9441.039
1-4%2.0300.0.1.6353.622
5-9%3.2240.0.2.0295.218
10-25%5.9170.4714.02110.212
26-50%1.7350.21002.9254.819
51-75%1.9320.0.1.0442.925
76-100%0.6570.21000.4711.340
total15.590.84912.81029.14
TG< 1%1.0380.0.0.0.1.038
1-4%0.8450.0.0.0.0.845
5-9%1.1380.0.0.0.1.138
10-25%3.0230.0.0.6593.621
26-50%4.1190.0.1.0415.116
51-75%3.6210.0.0.8454.519
76-100%4.3180.0.0.0.4.318
total17.940.0.2.42620.32
TI< 1%2.7270.0.5.3198.115
1-4%5.0202.03222.0929.17
5-9%6.5172.23023.0931.77
10-25%8.1152.23023.6833.97
26-50%5.5191.43711.21318.110
51-75%1.2410.21003.3244.720
76-100%0.6580.21001.1411.931
total29.588.21589.63127.42
UR< 1%0.0.0.6580.21000.949
1-4%0.6570.21000.8481.634
5-9%0.9440.4690.8482.128
10-25%2.4281.0441.4364.818
26-50%2.3270.6582.3285.217
51-75%0.5570.21000.7491.535
76-100%0.4710.21000.0.0.557
total7.2143.2246.21416.55
VD< 1%2.2300.0.0.4702.528
1-4%10.6130.0.1.33811.912
5-9%9.8130.21004.62014.711
10-25%20.790.4715.91827.07
26-50%14.5110.0.4.22118.79
51-75%10.3130.0.2.32912.612
76-100%8.3140.0.1.6359.913
total76.430.65820.4997.42
VS< 1%1.6350.0.4.5206.118
1-4%7.8160.94418.5927.38
5-9%11.0132.62814.41128.08
10-25%11.2132.03223.6836.76
26-50%5.3191.43810.31317.010
51-75%2.7280.4712.2305.319
76-100%0.6580.0.0.21000.850
total40.267.21673.73121.12
ZG< 1%0.7520.0.0.21000.943
1-4%0.4720.0.0.0.0.472
5-9%0.11000.0.0.0.0.1100
10-25%1.6320.0.0.6482.225
26-50%0.21000.0.0.7501.044
51-75%0.21000.0.0.5560.746
76-100%0.3670.0.0.4670.648
total3.5150.0.2.5206.05
ZH< 1%0.9440.0.0.0.0.944
1-4%3.1240.0.0.0.3.124
5-9%2.7270.0.0.0.2.727
10-25%10.0130.0.0.65810.613
26-50%8.4140.0.0.21008.614
51-75%11.3120.0.0.47111.712
76-100%12.5110.0.0.47013.011
total48.920.0.1.63550.51
Switzerland< 1%27.881.24131.9861.06
1-4%87.657.11788.94183.53
5-9%87.658.61587.15183.33
10-25%182.6312.213139.94334.62
26-50%125.245.71982.75213.63
51-75%92.742.42935.47130.54
76-100%77.051.93317.31196.24
total680.5139.17483.211202.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #860899/327230
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%14.1122.0322.3290.0.0.8500.47119.610
1-4%24.699.6146.1182.7268.1152.23053.26
5-9%39.5713.2128.8154.42110.6133.62380.25
10-25%89.9425.8814.7118.91419.2107.916166.43
26-50%73.7519.11010.4145.8187.9153.623120.54
51-75%55.767.7164.4212.2302.8261.63574.45
76-100%56.853.9233.1250.4711.2410.85066.25
total354.3181.4449.7524.5850.6520.19580.61
inside perimeter< 1%0.4710.21000.4710.0.0.21000.21001.438
1-4%0.4710.6580.8500.6580.0.1.7334.122
5-9%0.6580.8501.8332.5280.8501.8338.315
10-25%1.3381.0451.2411.7330.9453.82310.014
26-50%0.6580.6581.0451.5351.0451.0455.719
51-75%0.4710.5701.2410.21000.0.0.6582.927
76-100%0.21000.6580.4710.21000.0.0.4711.833
total3.9224.3226.7176.8162.9269.61434.37
outside perimeter< 1%2.2303.4242.7262.3294.0222.23016.911
1-4%3.8237.8167.6168.11513.41215.21155.96
5-9%4.72014.1117.61616.41012.91221.3977.05
10-25%14.81137.8716.51023.1820.4933.17145.73
26-50%15.71123.3913.51212.81212.91214.41192.54
51-75%7.5167.8166.4174.0223.1255.31934.18
76-100%5.2206.5174.6211.0451.2411.83320.110
total53.96100.7358.8467.7467.8493.33442.22
total< 1%16.6115.7195.4182.3295.0202.82637.97
1-4%28.8818.11014.41111.51221.5919.19113.34
5-9%44.8628.2818.21023.4824.3826.78165.63
10-25%106.0464.6532.4733.8740.5644.96322.22
26-50%90.0443.0624.8820.1921.8919.010218.73
51-75%63.7515.91112.0126.4175.8187.516111.34
76-100%62.2511.0138.1151.6352.3293.02688.24
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 18.06.2020 #860900/327231
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%16.1112.4292.7260.21001.0450.65823.09
1-4%26.2811.0137.3163.5239.7143.82361.56
5-9%41.5715.01110.2147.21612.5126.11892.74
10-25%93.5430.4816.71012.61221.8911.613186.73
26-50%75.7522.3912.4127.81611.5137.716137.54
51-75%57.368.8155.4193.2255.4192.82782.95
76-100%58.254.9204.1210.6583.2251.04572.15
total368.5194.9458.8535.3765.1533.67656.31
inside perimeter< 1%0.4710.21000.4710.0.0.21000.21001.438
1-4%0.4710.6580.8500.6580.21001.9314.521
5-9%0.6580.8501.8332.5281.2412.6289.514
10-25%1.3381.0451.4381.7331.4384.02210.813
26-50%0.6580.8501.2411.5351.0451.2416.318
51-75%0.4710.5701.4380.4710.0.0.6583.325
76-100%0.21000.6580.4710.21000.0.0.4711.833
total3.9224.5217.3167.0164.02211.01337.77
outside perimeter< 1%2.4293.4242.7262.7264.4212.23017.910
1-4%3.8238.2158.9148.31513.81116.01059.06
5-9%4.72015.4118.51517.41013.91124.1884.05
10-25%15.21139.0717.11025.1823.3938.66158.33
26-50%15.91124.5915.61113.81115.11117.110102.04
51-75%7.7168.8156.6174.2214.1228.01539.47
76-100%5.2206.9174.8201.0451.9323.22522.99
total54.96106.2364.3472.5376.54109.13483.61
total< 1%18.9106.1185.8182.9265.6193.02642.37
1-4%30.4819.91017.01012.41223.7821.79125.14
5-9%46.8631.3820.6927.2827.5832.87186.23
10-25%110.0470.4535.3739.5646.5654.25355.82
26-50%92.2447.6629.1723.1827.6826.18245.83
51-75%65.4518.01013.4127.8169.51411.413125.54
76-100%63.6512.4139.3141.8335.2194.62196.84
total427.31205.61130.42114.82145.62153.721177.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860901/327232
NFI4
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%9.0153.0261.9310.6574.1222.32920.910
1-4%27.8811.41310.0144.62112.7123.62370.15
5-9%32.4712.0137.4166.7178.0165.02071.45
10-25%83.3429.5815.1118.01515.2115.619156.73
26-50%73.2514.0127.5163.0266.2182.827106.74
51-75%63.457.7165.0201.3413.3250.85081.35
76-100%65.253.9232.8270.4711.2410.0.73.55
total354.3181.4449.7524.5850.6520.19580.61
inside perimeter< 1%0.0.0.0.1.0450.0.0.21000.0.1.241
1-4%0.0.0.21001.0450.9441.1412.9266.218
5-9%1.3381.1450.8502.6280.21002.2308.216
10-25%1.3381.2412.0321.8331.2412.62710.114
26-50%0.21000.6581.2411.2410.21001.4384.820
51-75%0.6580.6580.4710.4710.0.0.21002.230
76-100%0.4710.6580.4710.0.0.0.0.21001.635
total3.9224.3226.7176.8162.9269.61434.37
outside perimeter< 1%0.6583.8234.8194.3218.9147.41629.98
1-4%3.02611.9137.91517.11016.61023.9880.45
5-9%7.01717.4107.41612.71210.91323.2978.65
10-25%15.11133.2715.81022.4818.41024.98129.84
26-50%13.81219.51013.1129.1148.61510.41374.55
51-75%8.7158.9156.3172.0313.9232.62832.38
76-100%5.8186.0183.4240.21000.4711.04516.711
total53.96100.7358.8467.7467.8493.33442.22
total< 1%9.6146.8177.7154.81913.2129.81451.96
1-4%30.8823.4919.0922.6830.5730.47156.73
5-9%40.7730.5815.51121.9919.11030.47158.13
10-25%99.8463.8532.9732.1734.8733.17296.52
26-50%87.2434.1721.8913.31215.01114.611186.03
51-75%72.6517.21011.8123.6237.1163.523115.94
76-100%71.4510.6146.5170.6581.6351.24191.94
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 18.06.2020 #860902/327233
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%15.3112.0322.7260.21001.0450.65821.89
1-4%25.8910.8136.9173.3249.5143.62359.96
5-9%40.9715.01110.2146.51712.2125.61990.55
10-25%91.9429.4815.91112.61221.2911.213182.33
26-50%75.5521.9912.2127.81611.1137.316135.94
51-75%57.168.8155.4193.2255.4192.82782.75
76-100%58.054.7214.1210.6583.0261.04571.55
total364.5192.7457.4534.3763.5532.07644.51
inside perimeter< 1%0.4710.21000.4710.0.0.21000.21001.438
1-4%0.4710.6580.8500.6580.21001.9314.521
5-9%0.6580.8501.8332.5281.0452.4299.115
10-25%1.3381.0451.4381.7331.4384.02210.813
26-50%0.6580.8501.2411.5351.0451.2416.318
51-75%0.4710.5701.4380.4710.0.0.6583.325
76-100%0.21000.6580.4710.21000.0.0.4711.833
total3.9224.5217.3167.0163.82310.81337.37
outside perimeter< 1%2.2303.4242.7262.7264.2222.23017.511
1-4%3.8237.8168.4158.31513.61115.81057.76
5-9%4.72014.8118.31517.41013.71223.8882.85
10-25%15.01138.6717.11025.1823.1937.86156.83
26-50%15.71124.3914.91113.81115.11116.510100.34
51-75%7.7168.4156.6174.2214.1228.01539.07
76-100%5.2206.9174.8201.0451.8333.02622.59
total54.36104.2362.8472.5375.64107.13476.61
total< 1%17.8105.7195.8182.9265.4193.02640.77
1-4%30.0819.31016.01012.31223.3921.39122.14
5-9%46.2630.6820.4926.4826.9831.87182.33
10-25%108.2469.0534.4739.5645.7653.05349.92
26-50%91.8447.0628.3823.1827.2825.18242.53
51-75%65.2517.61013.4127.8169.51411.413124.94
76-100%63.4512.2139.3141.8334.8204.42195.94
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #860903/327234
NFI3
forest area
rockfall SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%7.2160.4711.7339.314
1-4%7.8160.4712.42910.613
5-9%14.7110.6583.12518.310
10-25%34.871.3387.91544.06
26-50%23.880.21006.91630.97
51-75%16.6100.4713.82220.89
76-100%13.9110.21002.62816.710
total118.623.42328.47150.51
Eastern Jura< 1%2.2310.0.0.0.2.231
1-4%2.9260.0.0.6583.624
5-9%3.1250.0.0.6573.823
10-25%9.0140.0.1.43710.413
26-50%7.1160.31001.4378.814
51-75%4.8200.0.0.4715.219
76-100%12.1110.0.0.65812.711
total41.230.31005.11946.62
Western Plateau< 1%1.5370.0.0.21001.735
1-4%2.7270.0.0.21002.926
5-9%4.7200.0.0.21004.920
10-25%11.7120.0.1.73513.411
26-50%10.6130.0.2.03112.611
51-75%8.4150.0.0.21008.614
76-100%4.4200.0.0.4714.819
total44.130.0.5.01949.12
Central Plateau< 1%1.1400.0.0.21001.338
1-4%4.7200.0.0.4705.119
5-9%6.8160.0.0.4707.216
10-25%14.8100.0.2.92517.79
26-50%13.6110.21003.82217.69
51-75%10.0130.0.1.04410.912
76-100%8.8140.0.0.6589.413
total59.730.21009.21369.11
Eastern Plateau< 1%3.6230.0.0.0.3.623
1-4%7.7150.0.0.21007.915
5-9%11.4120.0.0.47111.812
10-25%21.490.0.1.04522.48
26-50%20.690.0.1.33821.99
51-75%17.7100.0.2.13019.89
76-100%19.190.0.1.04520.19
total101.610.0.6.018107.61
Western Pre-Alps< 1%0.4710.0.0.9451.338
1-4%2.3290.0.2.8255.219
5-9%2.6270.0.3.9236.517
10-25%4.4210.21006.81711.412
26-50%5.9180.0.7.11613.111
51-75%1.7360.0.2.8284.421
76-100%0.21000.0.1.3381.535
total17.690.210025.6743.33
Central Pre-Alps< 1%1.0450.0.1.6352.728
1-4%5.0190.0.2.8277.815
5-9%7.8160.21005.61913.512
10-25%17.8100.210018.91036.96
26-50%12.3120.210011.71324.28
51-75%5.3190.0.3.3248.615
76-100%2.0320.21003.5245.719
total51.250.85047.4599.42
Eastern Pre-Alps< 1%1.3380.0.1.1402.427
1-4%4.3210.0.5.3199.614
5-9%5.2190.21004.91910.313
10-25%10.9130.0.9.21420.29
26-50%8.6150.0.8.31517.010
51-75%3.4240.4713.9227.716
76-100%2.3300.0.2.9265.219
total36.160.65835.6672.32
Northwestern Alps< 1%0.6580.21000.8501.535
1-4%3.4250.6581.9315.918
5-9%4.7200.6585.51910.813
10-25%7.1160.65813.31121.08
26-50%3.7230.6575.81810.213
51-75%1.9330.4692.3294.621
76-100%2.4290.4702.1314.920
total23.783.52431.7658.93
Central Alps< 1%0.6580.21000.21000.944
1-4%1.0450.4701.5352.925
5-9%3.1240.6581.6355.318
10-25%3.1240.8503.3237.214
26-50%2.4280.8501.9315.118
51-75%1.0440.6581.2402.826
76-100%1.0440.0.0.21001.240
total12.1113.3249.91125.44
Northeastern Alps< 1%0.8510.21001.5382.528
1-4%1.5350.3701.5353.323
5-9%1.9311.0451.7334.620
10-25%1.9310.6594.5207.015
26-50%1.4370.3704.5196.216
51-75%1.0450.4711.5342.925
76-100%0.9440.4721.9333.224
total9.5133.32417.0829.85
Southwestern Alps< 1%0.21000.0.2.7262.926
1-4%3.3240.6588.31512.312
5-9%6.5172.52817.41026.48
10-25%12.6121.73325.1839.56
26-50%7.8161.53513.81123.18
51-75%3.2250.4714.2217.816
76-100%0.6580.21001.0451.833
total34.377.01672.53113.82
Southeastern Alps< 1%1.0450.21004.2225.419
1-4%9.5140.210013.61123.39
5-9%12.2121.04513.71226.98
10-25%21.291.43823.1945.76
26-50%11.1131.04515.11127.28
51-75%5.4190.0.4.1229.514
76-100%3.0260.0.1.8334.820
total63.553.82375.64142.82
Southern Alps< 1%0.6580.21002.2303.026
1-4%3.6231.93115.81021.39
5-9%5.6192.42923.8831.87
10-25%11.2134.02237.8653.05
26-50%7.3161.24116.51025.18
51-75%2.8270.6588.01511.413
76-100%1.0450.4713.0264.421
total32.0710.813107.13150.02
Switzerland< 1%22.191.33817.41140.87
1-4%59.764.42157.36121.54
5-9%90.259.11582.75182.13
10-25%182.0310.813157.03349.82
26-50%136.246.418100.34242.93
51-75%83.153.22538.77125.04
76-100%71.851.83422.8996.44
total645.2137.17476.311158.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860904/327235
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