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NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.00.31.60.30.80.31.20.1
21-40%1.50.41.50.42.30.56.10.53.40.63.40.2
41-60%4.80.72.70.55.80.78.20.64.30.75.60.3
61-80%9.70.96.50.710.70.99.70.75.40.88.70.4
over 80%64.21.579.21.228.91.413.30.88.01.036.90.5
total80.91.290.90.848.71.539.01.121.81.555.70.6
inside perimeter0-20%0.0.0.0.0.0.0.20.10.10.10.10.0
21-40%0.0.0.0.0.0.0.10.10.40.20.10.0
41-60%0.10.10.0.0.10.10.70.20.40.20.30.1
61-80%0.10.10.0.0.20.11.60.31.70.50.80.1
over 80%1.70.40.10.10.50.23.10.44.60.82.00.2
total1.90.40.10.10.70.35.60.57.20.93.20.2
outside perimeter0-20%0.0.0.0.1.00.31.40.31.50.40.80.1
21-40%0.10.10.0.1.30.33.80.42.40.51.80.2
41-60%0.50.20.10.14.30.69.10.76.20.84.60.3
61-80%2.00.40.80.29.00.915.10.813.51.28.80.4
over 80%14.71.18.10.835.01.426.01.047.51.725.10.5
total17.31.29.00.850.51.555.41.171.01.641.10.6
total0-20%0.80.31.10.32.00.43.20.42.40.62.00.2
21-40%1.60.41.50.43.50.610.00.76.20.85.20.3
41-60%5.40.72.80.510.10.918.00.910.91.110.50.4
61-80%11.81.07.20.719.91.226.31.020.51.418.20.5
over 80%80.51.287.40.964.41.342.51.160.01.664.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861409/327740
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.00.31.50.30.70.31.10.1
21-40%1.50.41.50.42.30.56.00.53.40.63.30.2
41-60%4.40.62.60.55.70.78.10.64.00.75.40.3
61-80%9.60.96.30.710.70.99.60.75.50.88.60.4
over 80%64.71.579.41.229.21.413.20.87.81.037.10.5
total80.91.290.90.848.91.538.41.121.31.555.60.6
inside perimeter0-20%0.0.0.0.0.0.0.20.10.10.10.10.0
21-40%0.0.0.0.0.0.0.10.10.40.20.10.0
41-60%0.10.10.0.0.10.10.70.20.40.20.30.1
61-80%0.10.10.0.0.20.11.60.31.70.50.80.1
over 80%1.70.40.10.10.50.23.10.44.60.82.00.2
total1.90.40.10.10.80.35.60.57.20.93.20.2
outside perimeter0-20%0.0.0.0.1.00.31.40.31.50.40.80.1
21-40%0.10.10.0.1.20.33.90.42.50.51.80.2
41-60%0.50.20.10.14.30.69.20.75.90.84.60.3
61-80%1.90.40.80.38.90.915.30.813.61.28.80.4
over 80%14.71.18.10.835.11.426.11.048.01.825.20.5
total17.31.29.00.850.41.555.91.171.41.641.20.6
total0-20%0.80.31.10.31.90.43.10.42.30.52.00.2
21-40%1.60.41.50.43.50.610.00.76.20.85.20.3
41-60%5.00.72.70.510.00.918.10.910.41.110.40.4
61-80%11.61.07.10.719.71.226.51.020.81.518.20.5
over 80%81.01.287.60.964.81.342.41.160.31.764.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861410/327741
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.00.31.70.30.90.31.20.1
21-40%1.50.41.50.42.30.56.20.53.60.63.50.2
41-60%4.40.62.70.56.10.79.10.65.40.86.10.3
61-80%9.60.96.30.710.80.911.10.76.70.89.30.4
over 80%64.71.579.31.229.11.415.10.89.81.036.80.5
total80.91.290.90.849.31.543.21.126.41.456.90.6
inside perimeter0-20%0.0.0.0.0.0.0.10.10.20.20.10.0
21-40%0.0.0.0.0.0.0.00.00.30.20.10.0
41-60%0.10.10.0.0.10.10.70.20.30.20.30.1
61-80%0.10.10.0.0.20.11.40.31.50.40.70.1
over 80%1.70.40.10.10.50.22.90.44.00.71.90.2
total1.90.40.10.10.70.35.30.56.50.83.10.2
outside perimeter0-20%0.0.0.0.1.00.31.40.31.50.40.90.1
21-40%0.10.10.0.1.20.33.70.42.40.51.80.2
41-60%0.50.20.10.14.20.68.60.65.70.84.50.3
61-80%1.90.40.80.38.90.913.90.812.61.18.50.3
over 80%14.71.18.10.834.61.423.90.944.81.624.30.5
total17.31.29.00.849.91.551.51.167.11.640.00.6
total0-20%0.80.31.10.32.00.43.20.42.70.62.10.2
21-40%1.60.41.50.43.50.610.00.76.30.85.40.3
41-60%5.00.72.80.510.30.918.40.811.51.111.00.4
61-80%11.61.07.00.719.91.226.51.020.81.418.50.5
over 80%81.01.287.60.964.21.341.91.058.61.663.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861411/327742
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.20.31.50.30.70.31.10.1
21-40%1.60.41.40.32.30.46.30.53.30.63.40.2
41-60%4.50.62.70.45.70.78.20.64.40.75.60.3
61-80%9.80.96.50.710.40.99.90.65.20.78.70.3
over 80%64.51.479.01.127.81.313.60.77.80.936.80.5
total81.21.290.70.847.41.439.41.021.41.455.60.5
inside perimeter0-20%0.0.0.0.0.0.0.20.10.10.10.10.0
21-40%0.0.0.0.0.0.0.20.10.30.20.10.0
41-60%0.10.10.0.0.10.10.60.20.30.20.30.1
61-80%0.10.10.0.0.20.11.50.31.70.40.70.1
over 80%1.60.40.10.10.90.32.90.44.80.72.00.2
total1.80.40.10.11.10.35.30.57.30.93.20.2
outside perimeter0-20%0.0.0.0.1.10.31.40.31.30.40.80.1
21-40%0.10.10.0.1.40.33.70.42.30.51.80.2
41-60%0.50.20.10.14.00.68.80.66.20.84.50.2
61-80%2.00.40.70.29.50.814.90.812.91.18.70.3
over 80%14.51.08.40.835.41.326.40.948.61.625.50.5
total17.01.19.20.851.51.455.21.171.31.541.20.5
total0-20%0.80.31.10.32.30.43.10.42.10.52.00.2
21-40%1.70.41.40.33.70.510.20.66.00.85.30.3
41-60%5.10.62.80.59.80.817.60.810.91.010.30.4
61-80%11.91.07.20.720.11.126.20.919.81.318.10.5
over 80%80.51.187.40.964.11.242.91.061.21.664.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861412/327743
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.40.31.70.31.40.41.30.1
21-40%1.50.41.50.42.20.46.20.53.90.63.60.2
41-60%4.50.62.80.56.10.79.30.65.80.76.30.3
61-80%9.50.96.30.710.80.911.10.77.70.99.50.4
over 80%64.61.579.21.228.81.415.30.810.01.036.10.5
total80.91.290.90.849.41.543.61.028.81.456.80.5
inside perimeter0-20%0.0.0.0.0.0.0.10.10.20.20.10.0
21-40%0.0.0.0.0.0.0.10.10.30.20.10.0
41-60%0.10.10.0.0.10.10.80.20.50.20.40.1
61-80%0.10.10.0.0.20.11.50.31.40.40.70.1
over 80%1.70.40.10.10.50.23.00.43.90.62.00.2
total1.90.40.10.10.70.35.60.56.30.83.30.2
outside perimeter0-20%0.0.0.0.1.00.31.40.22.10.51.00.1
21-40%0.10.10.0.1.20.33.60.42.20.51.80.2
41-60%0.50.20.10.14.30.68.60.65.90.84.60.3
61-80%1.90.40.80.38.80.813.80.712.41.18.50.3
over 80%14.71.18.20.834.51.423.40.942.31.524.00.5
total17.31.29.00.849.91.550.81.064.91.540.00.5
total0-20%0.80.31.10.32.40.53.20.43.80.62.40.2
21-40%1.60.41.50.43.40.510.00.66.40.85.50.3
41-60%5.10.72.90.510.50.918.70.812.21.011.30.4
61-80%11.61.07.10.719.81.226.40.921.51.318.70.5
over 80%81.01.287.50.963.81.341.71.056.11.562.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861413/327744
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.20.31.60.30.90.31.20.1
21-40%1.60.41.40.32.30.46.40.53.50.63.60.2
41-60%4.50.62.70.46.00.79.10.65.50.76.10.3
61-80%9.80.96.50.710.70.911.50.76.50.89.50.3
over 80%64.51.479.01.127.71.315.50.79.81.036.50.5
total81.21.290.70.847.91.444.11.026.21.456.90.5
inside perimeter0-20%0.0.0.0.0.0.0.20.10.20.10.10.0
21-40%0.0.0.0.0.0.0.20.10.30.20.10.0
41-60%0.10.10.0.0.10.10.60.20.30.20.30.1
61-80%0.10.10.0.0.20.11.40.21.50.40.70.1
over 80%1.60.40.10.10.90.32.70.34.30.61.90.2
total1.80.40.10.11.10.35.00.46.60.83.10.2
outside perimeter0-20%0.0.0.0.1.10.31.40.21.40.40.80.1
21-40%0.10.10.0.1.30.33.50.42.30.51.80.2
41-60%0.50.20.10.14.00.58.30.65.70.74.40.2
61-80%2.00.40.70.29.60.813.60.712.11.08.40.3
over 80%14.51.08.40.835.01.324.10.845.61.524.60.5
total17.01.19.20.851.01.450.91.067.11.540.00.5
total0-20%0.80.31.10.32.20.43.20.42.50.52.10.2
21-40%1.70.41.40.33.70.510.10.66.10.85.40.3
41-60%5.10.62.80.510.10.818.00.811.51.010.80.4
61-80%11.91.07.20.720.51.126.40.920.21.318.60.5
over 80%80.51.187.40.963.51.242.31.059.71.563.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861414/327745
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.20.41.30.30.60.20.20.10.20.20.70.1
21-40%0.90.31.80.42.10.53.00.40.30.21.90.2
41-60%5.40.74.70.67.80.88.60.72.60.66.30.3
61-80%15.01.115.11.114.01.112.50.84.30.812.80.5
over 80%57.91.667.81.323.11.39.90.79.01.233.10.5
total80.41.390.70.947.61.634.21.216.31.554.90.6
inside perimeter0-20%0.0.0.0.0.0.0.10.10.20.20.00.0
21-40%0.10.10.0.0.0.0.20.10.20.20.10.0
41-60%0.0.0.0.0.0.0.80.20.60.30.30.1
61-80%0.50.20.0.0.50.21.90.31.00.40.90.1
over 80%1.30.40.10.10.30.23.10.45.90.91.90.2
total1.90.40.10.10.80.36.00.67.81.13.20.2
outside perimeter0-20%0.0.0.10.10.50.20.80.20.30.20.40.1
21-40%0.0.0.0.2.20.53.50.51.30.41.60.2
41-60%0.50.20.10.14.30.612.80.85.70.95.50.3
61-80%2.40.51.20.314.51.120.11.019.11.611.80.4
over 80%14.71.17.70.830.11.422.51.049.42.022.60.5
total17.61.29.20.951.61.659.81.275.81.741.90.6
total0-20%1.20.41.30.31.10.31.10.30.60.31.10.1
21-40%1.00.31.80.44.40.66.70.61.70.53.60.3
41-60%5.90.84.80.612.11.022.21.08.91.112.10.4
61-80%18.01.216.41.128.91.434.51.224.51.725.50.6
over 80%73.91.475.61.153.51.435.51.164.31.957.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861415/327746
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.50.31.70.31.40.41.40.1
21-40%1.60.41.40.32.40.46.40.53.90.63.70.2
41-60%4.60.62.80.56.10.79.30.66.00.76.40.3
61-80%9.80.96.60.710.60.811.50.67.30.89.60.3
over 80%64.51.478.81.127.61.215.50.710.00.935.80.5
total81.21.290.70.848.21.444.51.028.61.356.80.5
inside perimeter0-20%0.0.0.0.0.0.0.20.10.20.10.10.0
21-40%0.0.0.0.0.0.0.20.10.30.20.10.0
41-60%0.10.10.0.0.10.10.70.20.50.20.30.1
61-80%0.10.10.0.0.20.11.40.21.40.40.70.1
over 80%1.60.40.10.10.80.32.80.34.00.62.00.2
total1.80.40.10.11.10.35.30.46.30.73.20.2
outside perimeter0-20%0.0.0.0.1.10.31.40.22.00.41.00.1
21-40%0.10.10.0.1.40.33.40.42.10.41.70.2
41-60%0.50.20.10.14.00.58.30.65.90.74.50.2
61-80%2.00.40.70.29.30.813.50.712.11.08.50.3
over 80%14.51.08.40.834.91.323.50.842.91.424.30.5
total17.01.19.20.850.81.450.21.065.01.440.00.5
total0-20%0.80.31.10.32.60.43.30.43.60.62.40.2
21-40%1.70.41.40.33.80.510.10.66.20.75.60.3
41-60%5.20.72.80.510.20.818.30.812.41.011.20.4
61-80%11.90.97.30.720.01.126.40.920.91.218.80.4
over 80%80.61.187.40.963.41.241.90.956.91.462.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861416/327747
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.00.31.80.31.00.31.20.1
21-40%1.50.41.50.42.20.46.30.53.60.63.50.2
41-60%4.80.72.70.56.10.79.10.65.60.86.20.3
61-80%9.70.96.50.710.90.911.20.76.60.89.40.4
over 80%64.21.579.21.228.91.415.20.89.91.036.60.5
total80.91.290.90.849.11.543.61.126.81.457.00.5
inside perimeter0-20%0.0.0.0.0.0.0.10.10.20.20.10.0
21-40%0.0.0.0.0.0.0.00.00.30.20.10.0
41-60%0.10.10.0.0.10.10.70.20.30.20.30.1
61-80%0.10.10.0.0.20.11.40.31.50.40.70.1
over 80%1.70.40.10.10.50.22.90.44.10.71.90.2
total1.90.40.10.10.70.35.20.56.50.83.10.2
outside perimeter0-20%0.0.0.0.1.00.31.40.31.50.40.80.1
21-40%0.10.10.0.1.30.33.60.42.40.51.80.2
41-60%0.50.20.10.14.20.68.60.65.80.84.50.3
61-80%2.00.40.80.29.10.913.80.712.61.18.50.3
over 80%14.71.18.10.834.61.423.80.944.41.624.30.5
total17.31.29.00.850.11.551.11.166.71.639.90.6
total0-20%0.80.31.10.32.00.43.30.42.80.62.20.2
21-40%1.60.41.50.43.50.610.00.66.40.85.40.3
41-60%5.40.72.80.510.50.918.40.811.71.111.10.4
61-80%11.81.07.20.720.11.226.41.020.71.418.60.5
over 80%80.51.287.40.964.01.341.91.058.51.662.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861417/327748
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.70.31.10.31.30.31.90.31.50.41.40.1
21-40%1.50.41.50.42.30.46.30.54.10.63.70.2
41-60%4.80.72.70.56.20.79.40.66.00.86.40.3
61-80%9.60.96.50.710.70.911.30.77.60.99.50.4
over 80%64.21.579.11.228.61.315.30.810.01.035.80.5
total80.91.290.90.849.21.544.11.029.11.456.90.5
inside perimeter0-20%0.0.0.0.0.0.0.10.10.20.20.10.0
21-40%0.0.0.0.0.0.0.10.10.30.20.10.0
41-60%0.10.10.0.0.10.10.80.20.50.20.40.1
61-80%0.10.10.0.0.20.11.40.31.40.40.70.1
over 80%1.70.40.10.10.50.23.00.43.80.62.00.2
total1.80.40.10.10.70.35.50.56.30.83.20.2
outside perimeter0-20%0.0.0.0.1.00.31.30.22.20.51.00.1
21-40%0.10.10.0.1.30.33.60.42.20.51.80.2
41-60%0.50.20.10.14.30.68.50.65.90.84.60.3
61-80%2.00.40.70.28.80.813.70.712.51.18.50.3
over 80%14.71.18.20.834.61.423.30.941.91.524.00.5
total17.31.29.00.850.01.550.41.064.61.539.90.5
total0-20%0.70.31.10.32.40.43.30.43.90.62.40.2
21-40%1.60.41.50.43.60.610.00.66.50.85.50.3
41-60%5.40.72.80.510.60.918.70.812.41.011.40.4
61-80%11.71.07.30.719.71.226.40.921.51.318.80.5
over 80%80.51.287.30.963.71.341.61.055.61.561.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861418/327749
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.20.31.20.30.60.20.50.20.40.20.80.1
21-40%1.50.41.80.42.70.54.50.52.80.62.90.2
41-60%5.70.74.70.69.00.910.30.74.90.87.50.3
61-80%15.41.115.31.114.11.113.20.84.80.813.10.4
over 80%57.11.567.81.322.51.310.00.78.41.031.40.5
total80.91.290.90.848.91.538.41.121.31.555.60.6
inside perimeter0-20%0.0.0.0.0.0.0.10.10.10.10.00.0
21-40%0.10.10.0.0.0.0.30.10.30.20.10.0
41-60%0.0.0.0.0.0.0.90.20.70.30.40.1
61-80%0.50.20.0.0.50.21.80.30.90.40.90.1
over 80%1.30.30.10.10.30.22.60.45.20.81.80.2
total1.90.40.10.10.80.35.60.57.20.93.20.2
outside perimeter0-20%0.0.0.10.10.60.20.80.20.50.30.50.1
21-40%0.0.0.0.2.10.43.70.42.20.51.80.2
41-60%0.50.20.10.14.40.612.30.86.90.95.70.3
61-80%2.30.51.20.314.11.118.50.918.01.411.50.4
over 80%14.41.17.60.829.21.320.60.943.81.721.60.5
total17.31.29.00.850.41.555.91.171.41.641.20.6
total0-20%1.20.31.30.31.20.31.40.31.10.41.30.1
21-40%1.60.41.80.44.80.68.40.65.20.84.90.3
41-60%6.20.84.80.613.31.023.61.012.51.213.60.4
61-80%18.21.216.51.128.71.433.41.123.81.525.40.6
over 80%72.81.375.51.152.01.433.21.057.41.754.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861419/327750
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 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 (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.30.41.20.30.70.30.70.20.70.30.90.1
21-40%1.60.41.80.43.00.55.80.53.20.63.50.2
41-60%5.70.75.00.69.10.811.00.75.40.87.90.3
61-80%15.61.115.41.014.61.112.90.85.50.813.20.4
over 80%56.81.567.51.322.61.210.00.78.81.030.90.5
total81.11.290.90.850.11.540.41.123.71.556.30.6
inside perimeter0-20%0.0.0.0.0.0.0.10.10.10.10.00.0
21-40%0.10.10.0.0.0.0.40.10.20.20.20.1
41-60%0.0.0.0.0.0.0.90.20.80.30.40.1
61-80%0.50.20.0.0.50.21.80.30.90.30.90.1
over 80%1.20.30.10.10.30.22.60.44.90.81.80.2
total1.90.40.10.10.70.35.70.57.00.93.20.2
outside perimeter0-20%0.0.0.10.10.60.20.80.20.50.30.50.1
21-40%0.0.0.0.2.00.43.60.42.20.51.80.2
41-60%0.50.20.10.14.50.611.90.76.80.95.70.3
61-80%2.30.51.20.313.81.018.00.917.81.311.40.4
over 80%14.31.17.60.828.31.319.70.942.01.721.00.5
total17.11.29.00.849.21.553.91.169.31.640.40.6
total0-20%1.30.41.30.31.30.31.50.31.40.41.40.2
21-40%1.70.41.80.45.00.69.70.65.70.85.50.3
41-60%6.20.85.00.613.61.023.80.912.91.214.00.4
61-80%18.41.216.61.128.81.332.61.024.21.525.40.5
over 80%72.41.375.21.151.21.432.31.055.81.653.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861420/327751
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.30.41.30.31.10.30.80.21.70.41.10.1
21-40%1.60.41.90.43.10.56.70.54.30.64.10.2
41-60%5.80.75.00.610.10.912.50.77.30.89.00.3
61-80%15.61.115.51.014.21.015.00.77.80.914.00.4
over 80%56.91.567.31.322.31.211.30.79.50.929.70.5
total81.11.290.90.850.71.546.41.030.51.457.90.5
inside perimeter0-20%0.0.0.0.0.0.0.00.00.10.10.00.0
21-40%0.10.10.0.0.0.0.30.10.20.10.20.1
41-60%0.0.0.0.0.0.0.90.20.60.30.40.1
61-80%0.50.20.0.0.40.21.60.31.00.30.90.1
over 80%1.20.30.10.10.30.22.50.34.20.61.70.2
total1.80.40.10.10.70.25.40.56.10.83.20.2
outside perimeter0-20%0.0.0.10.10.60.20.90.20.70.30.50.1
21-40%0.0.0.0.1.90.43.20.42.20.51.80.2
41-60%0.50.20.10.14.70.610.80.66.80.85.70.3
61-80%2.30.51.20.313.41.015.80.716.01.210.80.4
over 80%14.31.17.60.828.01.317.60.837.61.520.10.5
total17.11.29.00.848.61.548.21.063.31.538.90.5
total0-20%1.30.41.40.31.70.41.70.32.50.51.70.2
21-40%1.70.41.90.45.00.610.30.66.80.86.00.3
41-60%6.30.85.10.614.71.024.20.914.71.115.10.4
61-80%18.41.216.71.128.11.332.41.024.81.425.70.5
over 80%72.41.375.01.150.51.331.40.951.31.551.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861421/327752
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.60.0.0.0.1.70.60.0.1.81.30.0.0.0.3.71.20.0.0.0.2.01.40.0.2.22.22.01.40.0.0.60.63.12.22.01.51.31.33.63.51.20.62.61.50.0.1.00.71.50.2
21-40%1.70.88.88.30.0.2.90.80.0.2.81.50.0.13.17.07.11.60.90.93.11.31.21.20.0.11.94.75.22.20.0.0.90.911.73.91.41.44.72.33.63.52.70.916.93.40.0.1.40.83.70.4
41-60%3.91.30.0.9.86.67.21.30.0.11.22.90.0.19.27.819.92.41.01.02.61.37.52.515.010.117.85.48.62.90.0.4.31.815.14.42.21.610.73.424.08.69.01.522.53.80.0.1.00.78.30.5
61-80%5.21.535.814.32.92.913.41.65.92.814.43.20.0.20.28.128.42.719.43.719.93.112.83.123.111.120.65.915.23.70.0.4.71.824.65.25.12.329.95.033.59.715.71.925.74.010.26.66.01.514.90.6
over 80%88.42.055.414.687.37.174.82.094.12.869.84.0100.0.47.49.740.82.978.73.874.43.476.53.661.812.947.57.169.04.6100.0.89.52.645.65.689.33.253.35.535.49.271.42.332.34.189.86.690.61.771.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.74.60.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...3.02.90.0.0.0.5.73.9....2.31.2
21-40%......0.0.0.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...5.33.60.0.0.0.0.0.....1.10.8
41-60%......13.17.10.0.....15.49.93.73.60.0...0.0.0.0.0.0.0.0...0.0.0.0...2.62.617.611.50.0.21.67.1....9.32.2
61-80%......22.89.00.0.....25.613.040.29.50.0...0.0.0.0.59.134.20.0...0.0.0.0...19.46.615.010.00.0.28.37.6....22.13.1
over 80%......59.510.5100.0.....59.014.456.29.6100.0...100.0.100.0.40.934.2100.0...100.0.100.0...69.87.667.313.8100.0.44.58.3....65.23.6
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.30.80.0.1.71.7..2.72.72.10.70.0.0.0.0.0.7.77.40.0.3.21.50.0.0.0.3.82.60.0.1.10.63.53.42.01.40.90.56.05.90.0.1.70.3
21-40%0.0.0.0.0.0.3.10.90.0.1.71.7..6.24.37.61.30.0.0.0.5.14.97.77.43.82.72.41.40.0.0.0.1.91.90.0.1.00.50.0.0.0.5.21.26.05.910.19.73.50.4
41-60%0.0.20.411.00.0.7.51.40.0.14.04.1..5.43.718.81.93.92.70.0.0.0.0.0.14.25.35.31.90.0.11.510.712.44.40.0.5.31.13.53.45.02.215.11.915.410.10.0.10.20.6
61-80%11.310.75.45.45.45.318.42.00.0.22.54.8..20.47.030.42.213.54.613.45.618.78.60.0.26.96.816.23.20.0.17.010.823.85.65.75.617.11.919.57.118.23.925.42.30.0.10.19.721.00.9
over 80%88.710.774.111.794.65.368.72.3100.0.60.05.6..65.38.141.12.382.55.086.65.676.39.584.69.655.17.573.03.8100.0.71.513.958.16.494.35.675.52.273.58.174.84.453.42.772.610.979.812.963.51.0
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.00.50.0.1.81.00.0.1.31.32.70.60.0.0.0.1.71.23.83.71.11.12.61.00.0.0.60.63.31.61.81.31.30.52.82.01.40.61.70.62.82.81.00.71.60.2
21-40%1.60.84.03.90.0.2.90.60.0.2.41.10.0.7.63.37.10.90.60.62.51.11.71.23.83.77.82.73.51.20.0.0.80.87.02.21.21.21.90.61.31.32.10.77.81.22.82.81.70.83.60.3
41-60%3.81.211.16.36.44.37.50.90.0.12.22.30.0.12.03.718.71.41.91.12.11.06.42.27.35.115.73.76.51.60.0.4.71.813.53.01.91.46.01.013.84.38.01.317.41.77.15.11.00.79.10.4
61-80%5.51.519.27.93.82.516.01.34.72.317.22.60.0.21.24.930.01.716.92.718.72.713.52.911.35.824.34.515.32.30.0.5.41.823.63.75.22.119.41.823.95.216.21.725.71.95.53.76.21.517.70.5
over 80%88.41.965.69.589.84.971.61.595.32.366.43.1100.0.57.95.641.51.780.72.876.72.976.73.373.97.451.04.972.22.8100.0.88.62.552.63.989.92.971.42.058.25.672.42.047.52.281.96.290.21.768.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861422/327753
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.20.31.20.30.60.20.50.20.70.30.80.1
21-40%1.50.41.80.42.60.55.00.53.60.63.20.2
41-60%5.70.74.80.69.70.911.20.76.20.88.20.3
61-80%15.41.115.31.114.11.015.00.86.50.813.80.4
over 80%57.11.567.81.322.41.311.50.79.41.030.90.5
total80.91.290.90.849.31.543.21.126.41.456.90.6
inside perimeter0-20%0.0.0.0.0.0.0.00.00.10.10.00.0
21-40%0.10.10.0.0.0.0.20.10.20.20.10.0
41-60%0.0.0.0.0.0.0.90.20.60.30.40.1
61-80%0.50.20.0.0.50.21.60.30.90.30.80.1
over 80%1.30.30.10.10.30.22.40.34.60.71.70.2
total1.90.40.10.10.70.35.30.56.50.83.10.2
outside perimeter0-20%0.0.0.10.10.60.20.80.20.70.30.50.1
21-40%0.0.0.0.2.10.43.40.42.30.51.80.2
41-60%0.50.20.10.14.50.611.50.76.60.85.70.3
61-80%2.30.51.20.313.91.017.00.816.71.311.10.4
over 80%14.41.17.60.828.81.318.80.840.71.620.80.5
total17.31.29.00.849.91.551.51.167.11.640.00.6
total0-20%1.20.31.30.31.20.31.40.31.50.41.30.1
21-40%1.60.41.80.44.70.68.60.66.10.85.20.3
41-60%6.20.84.90.614.21.023.60.913.51.114.20.4
61-80%18.21.216.51.128.51.433.71.024.21.425.80.5
over 80%72.81.375.51.151.41.432.71.054.71.653.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861423/327754
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.2.60.80.0.2.61.55.24.90.0.4.21.10.0.0.0.1.91.40.0.4.02.81.81.30.0.0.60.66.52.81.91.43.11.52.42.32.10.72.91.30.0.1.00.72.10.2
21-40%1.60.88.17.70.0.4.71.00.0.2.61.50.0.13.26.212.31.70.90.93.01.31.11.117.39.211.04.37.32.40.0.0.80.812.63.71.31.314.83.07.94.44.01.024.53.30.0.1.30.86.00.4
41-60%3.81.20.0.9.86.67.91.30.0.12.82.910.510.521.37.221.32.12.81.64.81.68.62.612.48.522.45.79.42.80.0.4.21.712.93.82.11.520.03.424.77.210.31.522.63.20.0.1.00.710.10.5
61-80%6.01.541.014.02.92.913.81.65.62.713.83.10.0.21.67.328.02.420.43.719.53.013.73.119.19.718.95.517.13.60.0.5.21.826.24.96.12.523.83.726.97.416.41.923.03.29.05.96.41.615.60.6
over 80%87.82.051.014.087.37.170.92.094.42.768.13.984.311.443.88.534.22.476.03.872.73.374.63.751.111.643.76.864.44.5100.0.89.12.641.75.288.63.238.34.238.27.967.22.327.03.391.05.990.31.766.20.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...2.72.60.0.0.0.5.53.8....2.11.1
21-40%......0.0.0.0.....0.0.2.92.90.0...0.0.0.0.0.0.0.0...0.0.0.0...7.14.00.0.0.0.0.0.....2.01.0
41-60%......12.56.80.0.....15.49.92.82.80.0...0.0.0.0.0.0.0.0...0.0.0.0...4.73.320.210.70.0.20.96.9....9.42.1
61-80%......21.88.60.0.....25.613.042.88.40.0...0.0.0.0.59.134.20.0...0.0.0.0...22.36.619.110.00.0.27.57.4....23.83.1
over 80%......61.310.1100.0.....59.014.451.58.5100.0...100.0.100.0.40.934.2100.0...100.0.100.0...63.17.660.812.8100.0.46.28.3....62.63.5
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.20.70.0.3.02.1..2.62.51.90.60.0.2.62.60.0.7.16.90.0.2.81.30.0.0.0.6.73.20.0.2.10.73.33.21.91.31.10.65.65.50.0.2.00.3
21-40%0.0.0.0.0.0.2.90.90.0.1.61.6..5.84.19.41.30.0.0.0.4.84.77.16.93.82.74.21.70.0.0.0.1.71.70.0.2.70.70.0.0.0.5.51.25.65.510.19.74.40.4
41-60%0.0.20.411.00.0.8.01.40.0.14.64.1..10.34.919.51.83.92.70.0.0.0.0.0.14.05.36.01.90.0.10.59.812.94.20.0.8.71.36.54.54.82.115.51.914.49.50.0.11.30.6
61-80%11.310.75.45.45.45.318.72.00.0.21.34.6..19.46.630.22.113.54.613.15.517.78.20.0.28.06.817.23.10.0.24.312.223.15.35.75.617.01.821.26.919.33.925.62.36.76.710.19.721.20.8
over 80%88.710.774.111.794.65.368.32.3100.0.59.45.5..61.98.039.02.182.55.084.35.877.69.085.79.154.27.569.73.6100.0.65.214.055.76.194.35.669.52.169.18.274.04.352.32.667.811.779.812.961.10.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.50.50.0.2.81.25.24.91.21.12.70.60.0.0.50.51.61.23.33.32.11.52.30.90.0.0.60.66.42.01.71.22.30.62.31.62.00.61.90.62.52.51.00.72.00.2
21-40%1.60.83.93.70.0.3.80.60.0.2.31.10.0.7.93.110.41.00.60.62.41.01.61.212.25.67.42.65.41.40.0.0.80.87.62.21.21.25.60.93.52.03.10.811.01.32.52.51.60.85.20.3
41-60%3.71.210.76.16.44.38.10.90.0.13.52.410.510.515.53.919.61.33.01.33.91.37.42.26.44.518.13.87.31.50.0.4.61.712.62.71.91.410.81.217.14.29.11.318.01.66.44.61.00.710.60.4
61-80%6.21.522.38.23.82.516.21.24.52.216.42.50.0.21.24.629.81.517.62.718.32.714.12.99.95.223.84.316.72.30.0.6.41.924.23.56.02.318.81.623.34.516.91.724.91.88.04.56.51.518.20.5
over 80%87.81.963.19.489.84.969.51.495.52.265.13.084.311.454.25.237.51.578.82.874.92.975.23.368.27.148.54.868.32.6100.0.87.72.649.23.689.32.962.51.853.85.168.81.944.22.080.66.490.01.764.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861424/327755
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.30.41.20.30.70.30.70.21.20.41.00.1
21-40%1.60.41.80.43.00.56.70.54.10.74.00.2
41-60%5.70.75.00.69.90.911.90.76.40.88.60.3
61-80%15.61.115.41.014.51.014.60.86.80.813.80.4
over 80%56.81.567.51.322.41.211.20.79.41.030.30.5
total81.11.290.90.850.61.545.21.028.01.457.70.5
inside perimeter0-20%0.0.0.0.0.0.0.00.00.10.10.00.0
21-40%0.10.10.0.0.0.0.30.10.20.20.20.0
41-60%0.0.0.0.0.0.0.90.20.70.30.40.1
61-80%0.50.20.0.0.40.21.60.30.90.30.80.1
over 80%1.20.30.10.10.30.22.40.34.40.71.70.2
total1.90.40.10.10.70.35.20.56.30.83.10.2
outside perimeter0-20%0.0.0.10.10.70.20.80.20.70.30.50.1
21-40%0.0.0.0.2.00.43.30.42.20.51.80.2
41-60%0.50.20.10.14.50.611.00.76.70.85.60.3
61-80%2.30.51.20.313.61.016.50.816.51.211.00.4
over 80%14.31.17.60.827.91.318.00.839.51.620.30.5
total17.11.29.00.848.71.549.51.065.71.539.20.5
total0-20%1.30.41.30.31.40.41.60.32.00.51.50.2
21-40%1.70.41.80.45.00.610.30.66.60.86.00.3
41-60%6.20.85.10.614.41.023.80.913.81.114.60.4
61-80%18.41.216.61.128.51.332.71.024.21.425.60.5
over 80%72.41.375.21.150.71.331.60.953.31.652.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861425/327756
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.2.00.70.0.2.71.55.24.90.0.3.71.00.0.0.0.1.91.40.0.4.02.81.81.30.0.0.60.66.72.91.91.43.21.62.52.51.90.73.01.30.0.1.00.71.90.2
21-40%1.60.88.17.70.0.4.51.00.0.2.71.50.0.13.76.412.21.70.90.93.01.31.21.217.39.211.04.37.42.50.0.0.80.812.93.81.41.415.13.18.44.74.11.024.03.30.0.1.30.86.00.4
41-60%3.81.20.0.9.86.68.11.30.0.12.22.910.510.522.17.421.82.21.91.33.71.58.02.512.48.522.45.78.62.70.0.4.21.713.33.92.11.618.93.423.37.29.81.522.73.20.0.1.00.79.80.5
61-80%5.61.541.014.02.92.913.91.65.62.713.83.10.0.22.57.628.22.420.63.720.03.113.23.119.19.718.95.516.53.60.0.5.21.825.64.95.02.324.33.828.67.816.41.923.13.29.05.96.41.615.50.6
over 80%88.22.051.014.087.37.171.52.094.42.768.64.084.311.441.78.634.02.576.73.873.33.475.83.651.111.643.76.865.64.5100.0.89.12.641.55.289.63.138.44.237.27.967.92.327.23.391.05.990.31.766.80.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...2.72.60.0.0.0.5.53.8....2.21.1
21-40%......0.0.0.0.....0.0.3.13.00.0...0.0.0.0.0.0.0.0...0.0.0.0...7.14.00.0.0.0.0.0.....2.11.0
41-60%......12.56.80.0.....15.49.93.02.90.0...0.0.0.0.0.0.0.0...0.0.0.0...4.73.320.210.70.0.20.96.9....9.52.1
61-80%......21.88.60.0.....25.613.045.28.70.0...0.0.0.0.59.134.20.0...0.0.0.0...22.36.619.110.00.0.27.57.4....24.13.1
over 80%......61.310.1100.0.....59.014.448.78.7100.0...100.0.100.0.40.934.2100.0...100.0.100.0...63.17.660.812.8100.0.46.28.3....62.23.5
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.20.80.0.3.02.1..2.62.51.90.60.0.2.62.60.0.7.16.90.0.2.91.40.0.0.0.6.73.20.0.2.10.73.33.21.91.31.10.66.05.90.0.2.00.3
21-40%0.0.0.0.0.0.3.00.90.0.1.71.6..5.84.19.61.30.0.0.0.5.14.97.16.93.82.73.81.60.0.0.0.1.71.70.0.2.80.70.0.0.0.5.51.26.05.910.19.74.40.4
41-60%0.0.20.411.00.0.7.91.40.0.14.84.2..10.34.919.61.83.92.70.0.0.0.0.0.14.05.36.32.00.0.11.510.712.94.20.0.8.11.36.54.54.92.115.51.915.410.10.0.11.30.6
61-80%11.310.75.45.45.45.318.52.00.0.21.64.6..19.46.630.02.113.54.613.15.518.78.60.0.28.06.817.23.20.0.17.010.823.15.35.75.617.31.821.26.919.63.925.62.30.0.10.19.721.20.8
over 80%88.710.774.111.794.65.368.42.3100.0.58.95.5..61.98.038.92.182.55.084.35.876.39.585.79.154.27.569.83.7100.0.71.513.955.76.194.35.669.72.169.18.273.64.452.32.672.610.979.812.961.11.0
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.20.50.0.2.81.25.24.91.21.22.60.50.0.0.50.51.61.23.33.32.11.52.40.90.0.0.60.66.52.11.71.22.40.62.31.61.90.62.00.62.62.61.00.72.00.2
21-40%1.60.83.93.70.0.3.70.60.0.2.31.10.0.8.03.110.41.00.60.62.51.11.71.212.25.67.42.65.21.40.0.0.80.87.72.21.21.25.70.93.62.03.20.810.71.32.62.61.60.85.20.3
41-60%3.71.210.76.16.44.38.10.90.0.13.12.310.510.515.73.919.91.32.41.23.01.26.92.26.44.518.13.87.11.50.0.4.61.712.82.81.91.410.21.216.34.18.71.318.01.66.64.81.00.710.40.4
61-80%5.81.522.38.23.82.516.21.24.52.216.52.50.0.21.54.729.91.617.72.718.72.713.82.99.95.223.84.316.42.30.0.5.81.823.93.55.12.119.11.624.04.616.91.725.01.85.13.46.51.518.10.5
over 80%88.21.963.19.489.84.969.81.495.52.265.33.084.311.453.55.337.31.579.32.875.42.976.03.368.27.148.54.868.92.7100.0.88.22.649.13.690.12.862.61.853.85.169.32.044.42.083.15.990.01.764.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861426/327757
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.20.31.30.30.90.30.60.21.20.41.00.1
21-40%1.50.41.80.42.70.54.80.53.70.63.20.2
41-60%5.80.74.80.69.70.911.40.76.60.88.30.3
61-80%15.31.115.31.013.91.015.30.87.40.813.90.4
over 80%57.11.567.71.322.21.211.40.79.81.030.30.5
total80.91.290.90.849.41.543.61.028.81.456.80.5
inside perimeter0-20%0.0.0.0.0.0.0.00.00.10.10.00.0
21-40%0.10.10.0.0.0.0.30.10.20.10.10.0
41-60%0.0.0.0.0.0.0.80.20.60.30.40.1
61-80%0.50.20.0.0.40.21.70.31.10.30.90.1
over 80%1.30.30.10.10.30.22.70.34.30.71.80.2
total1.90.40.10.10.70.35.60.56.30.83.30.2
outside perimeter0-20%0.0.0.10.10.60.20.90.20.70.30.50.1
21-40%0.0.0.0.2.00.43.30.42.20.51.80.2
41-60%0.50.20.10.14.70.611.40.76.80.85.80.3
61-80%2.30.51.20.313.71.016.50.816.41.211.00.4
over 80%14.41.17.60.828.91.318.80.838.71.520.80.5
total17.31.29.00.849.91.550.81.064.91.540.00.5
total0-20%1.20.31.40.31.50.41.60.32.00.51.50.2
21-40%1.60.41.80.44.70.68.40.66.10.85.20.3
41-60%6.30.84.90.614.41.023.60.914.11.114.50.4
61-80%18.11.216.51.128.01.333.51.024.91.425.80.5
over 80%72.81.375.41.151.31.332.90.952.91.552.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861427/327758
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.2.70.80.0.2.61.55.24.94.02.83.40.80.0.0.0.1.91.40.0.3.92.71.71.20.0.0.60.66.52.81.91.43.51.47.53.62.10.72.51.10.0.1.00.72.20.2
21-40%1.60.88.17.70.0.4.91.00.0.2.61.50.0.8.64.111.81.50.90.93.01.31.11.117.39.210.54.28.32.50.0.0.80.812.63.71.31.312.92.55.73.23.91.022.42.90.0.1.30.86.20.4
41-60%3.81.20.0.9.86.69.11.30.0.12.82.910.510.520.65.920.51.92.81.64.71.68.62.612.48.521.55.511.92.90.0.4.21.712.93.82.11.521.43.119.95.711.21.622.32.90.0.1.00.710.90.5
61-80%6.01.541.014.02.92.914.11.65.62.713.83.10.0.20.05.728.72.120.43.719.43.013.73.119.19.718.25.318.13.50.0.5.21.826.24.96.12.524.83.329.66.516.31.824.13.09.05.96.41.616.50.6
over 80%87.82.051.014.087.37.169.12.094.42.768.13.984.311.446.77.135.52.276.03.872.93.374.63.751.111.645.96.760.04.3100.0.89.12.641.75.288.63.237.43.637.26.766.52.328.63.191.05.990.31.764.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...5.03.40.0.0.0.5.33.7....2.61.1
21-40%......0.0.0.0.....0.0.2.82.80.0...0.0.0.0.0.0.0.0...0.0.0.0...7.03.90.0.0.0.0.0.....2.01.0
41-60%......12.56.80.0.....15.49.95.53.80.0...0.0.0.0.0.0.0.0...0.0.0.0...4.63.224.510.90.0.20.36.8....10.22.2
61-80%......21.88.60.0.....25.613.041.68.20.0...0.0.0.0.59.134.20.0...0.0.0.0...21.86.518.09.50.0.26.67.2....23.43.0
over 80%......61.310.1100.0.....59.014.450.18.4100.0...100.0.100.0.40.934.2100.0...100.0.100.0...61.77.657.512.5100.0.47.88.2....61.93.5
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.20.70.0.3.02.1..2.62.52.00.60.0.2.62.60.0.7.16.90.0.2.81.30.0.0.0.6.73.20.0.2.40.75.33.71.91.31.10.65.65.50.0.2.10.3
21-40%0.0.0.0.0.0.2.90.90.0.1.61.6..5.84.19.21.30.0.0.0.4.84.77.16.93.82.74.21.70.0.0.0.1.71.70.0.3.00.82.42.40.0.6.01.25.65.510.19.74.50.4
41-60%0.0.20.411.00.0.8.01.40.0.14.44.1..10.34.920.01.83.92.70.0.0.0.0.0.14.05.36.01.90.0.10.59.812.94.20.0.8.61.38.54.74.82.115.41.914.49.50.0.11.40.6
61-80%11.310.75.45.45.45.318.72.00.0.22.44.7..19.46.630.12.013.54.613.15.517.78.20.0.28.06.817.83.10.0.24.312.223.15.35.75.616.91.718.36.219.33.925.52.36.76.710.19.721.20.8
over 80%88.710.774.111.794.65.368.32.3100.0.58.65.5..61.98.038.62.182.55.084.35.877.69.085.79.154.27.569.23.6100.0.65.214.055.76.194.35.669.22.165.57.774.04.352.02.667.811.779.812.960.80.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.50.50.0.2.81.25.24.93.01.72.60.50.0.0.50.51.61.23.33.32.01.42.20.90.0.0.60.66.42.01.71.22.80.65.52.22.00.61.80.52.52.51.00.72.20.2
21-40%1.60.83.93.70.0.3.90.60.0.2.31.10.0.6.52.610.20.90.60.62.41.01.61.212.25.67.32.55.91.40.0.0.80.87.62.21.21.25.70.83.71.83.10.811.21.32.52.51.60.85.40.3
41-60%3.71.210.76.16.44.38.70.90.0.13.42.310.510.516.23.719.71.23.01.33.91.37.42.26.44.517.73.78.41.60.0.4.61.712.62.71.91.411.61.216.73.79.81.318.01.66.44.61.00.711.10.4
61-80%6.21.522.38.23.82.516.31.24.52.216.82.50.0.20.54.129.91.417.62.718.22.714.12.99.95.223.34.217.52.30.0.6.41.924.23.56.02.319.11.523.94.216.81.725.11.78.04.56.51.518.60.5
over 80%87.81.963.19.489.84.968.51.495.52.264.83.084.311.453.84.937.51.478.82.875.02.975.23.368.27.149.64.766.02.6100.0.87.72.649.23.689.32.960.71.850.24.668.31.943.82.080.66.490.01.762.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861428/327759
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.2.40.70.0.2.71.55.24.94.12.93.10.80.0.0.0.1.91.40.0.3.92.71.71.20.0.0.60.66.72.91.91.43.51.48.03.82.10.72.51.10.0.1.00.72.10.2
21-40%1.60.88.17.70.0.4.81.00.0.2.71.50.0.8.84.211.51.50.90.93.01.31.21.217.39.210.54.28.52.50.0.0.80.812.93.81.41.413.12.66.13.44.01.022.43.00.0.1.30.86.20.4
41-60%3.81.20.0.9.86.69.21.30.0.12.22.910.510.521.26.021.11.91.91.34.21.68.02.512.48.521.55.511.22.90.0.4.21.713.33.92.11.620.73.119.25.710.71.522.33.00.0.1.00.710.80.5
61-80%5.61.541.014.02.92.914.21.65.62.713.83.10.0.20.55.828.92.120.63.719.83.113.23.119.19.718.25.317.63.50.0.5.21.825.64.95.02.325.23.329.56.716.11.924.13.09.05.96.41.616.40.6
over 80%88.22.051.014.087.37.169.52.094.42.768.64.084.311.445.47.135.42.276.73.873.03.375.83.651.111.645.96.761.04.4100.0.89.12.641.55.289.63.137.53.737.26.967.02.328.73.191.05.990.31.764.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...5.03.40.0.0.0.5.33.7....2.61.2
21-40%......0.0.0.0.....0.0.3.02.90.0...0.0.0.0.0.0.0.0...0.0.0.0...7.03.90.0.0.0.0.0.....2.01.0
41-60%......12.56.80.0.....15.49.95.94.00.0...0.0.0.0.0.0.0.0...0.0.0.0...4.63.224.510.90.0.20.36.8....10.32.2
61-80%......21.88.60.0.....25.613.043.98.50.0...0.0.0.0.59.134.20.0...0.0.0.0...21.86.518.09.50.0.26.67.2....23.63.1
over 80%......61.310.1100.0.....59.014.447.38.6100.0...100.0.100.0.40.934.2100.0...100.0.100.0...61.77.657.512.5100.0.47.88.2....61.53.5
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.20.80.0.3.02.1..2.62.52.10.60.0.2.62.60.0.7.16.90.0.2.91.40.0.0.0.6.73.20.0.2.40.75.33.71.91.31.10.66.05.90.0.2.10.3
21-40%0.0.0.0.0.0.3.00.90.0.1.61.6..5.84.19.31.30.0.0.0.5.14.97.16.93.82.73.71.60.0.0.0.1.71.70.0.3.00.82.42.40.0.6.01.26.05.910.19.74.50.4
41-60%0.0.20.411.00.0.7.91.40.0.14.64.1..10.34.919.91.83.92.70.0.0.0.0.0.14.05.36.22.00.0.11.510.712.94.20.0.8.51.38.54.74.92.115.41.915.410.10.0.11.40.6
61-80%11.310.75.45.45.45.318.52.00.0.22.64.7..19.46.629.92.113.54.613.15.518.78.60.0.28.06.817.83.20.0.17.010.823.15.35.75.617.01.718.36.219.63.925.52.30.0.10.19.721.10.8
over 80%88.710.774.111.794.65.368.42.3100.0.58.15.5..61.98.038.82.182.55.084.35.876.39.585.79.154.27.569.33.6100.0.71.513.955.76.194.35.669.12.165.57.773.64.452.02.672.610.979.812.960.80.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.40.50.0.2.81.25.24.93.01.72.50.50.0.0.50.51.61.23.33.32.01.42.30.90.0.0.60.66.52.11.71.22.80.65.72.32.10.61.90.62.62.61.00.72.10.2
21-40%1.60.83.93.70.0.3.90.60.0.2.31.10.0.6.62.610.10.90.60.62.41.01.71.212.25.67.32.55.71.40.0.0.80.87.72.21.21.25.80.93.81.93.10.811.11.32.62.61.60.85.40.3
41-60%3.71.210.76.16.44.38.70.90.0.13.02.310.510.516.43.720.01.32.41.23.41.36.92.26.44.517.73.78.31.60.0.4.61.712.82.81.91.411.31.216.23.79.41.318.01.66.64.81.00.711.00.4
61-80%5.81.522.38.23.82.516.21.24.52.216.92.50.0.20.74.229.91.517.72.718.52.713.82.99.95.223.34.217.32.30.0.5.81.823.93.55.12.119.31.523.64.216.81.725.11.85.13.46.51.518.50.5
over 80%88.21.963.19.489.84.968.81.495.52.264.93.084.311.453.34.937.51.579.32.875.12.976.03.368.27.149.64.766.52.6100.0.88.22.649.13.690.12.860.81.850.64.668.62.043.92.083.15.990.01.763.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861429/327760
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.70.50.0.0.0.2.40.70.0.4.61.74.74.50.0.3.70.90.0.0.0.1.71.20.0.5.22.91.61.10.0.0.60.66.02.61.71.32.81.42.22.22.00.72.91.20.0.1.30.72.00.2
21-40%1.90.87.97.50.0.4.60.90.0.2.31.30.0.13.15.512.41.60.80.83.01.21.01.016.99.011.64.28.92.50.0.0.70.713.03.71.21.215.02.99.24.43.90.924.23.00.0.1.60.86.20.4
41-60%3.61.10.0.8.05.48.01.20.0.12.42.79.59.519.76.321.92.02.61.55.11.68.82.511.67.920.05.29.22.60.0.3.61.514.53.93.11.821.23.421.86.510.01.421.12.90.0.1.30.710.00.5
61-80%5.51.444.213.19.15.213.61.55.42.614.02.90.0.24.26.727.52.219.93.518.12.713.53.024.010.520.85.517.53.42.32.35.31.825.84.75.62.323.23.524.36.817.01.823.43.014.58.06.51.515.70.6
over 80%88.31.947.912.982.97.071.41.994.62.666.83.785.810.343.07.534.52.376.73.673.73.075.03.447.611.642.36.562.84.297.72.389.92.440.65.088.33.137.94.042.47.567.02.128.33.185.58.089.31.666.10.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.03.90.0.0.0...0.0.2.72.60.0...0.0.0.0.0.0.0.0...0.0.0.0...2.32.30.0.0.0.5.23.6....2.41.1
21-40%......0.0.0.0.0.0...0.0.5.33.60.0...0.0.0.0.0.0.0.0...0.0.0.0...6.43.60.0.0.0.5.33.6....3.31.2
41-60%......11.46.20.0.0.0...15.810.12.62.60.0...0.0.0.0.0.0.0.0...0.0.0.0...4.32.917.79.50.0.19.36.5....8.51.9
61-80%......23.48.40.0.0.0...25.412.938.57.80.0...0.0.0.0.35.528.30.0...0.0.0.0...23.86.323.510.50.0.25.97.1....23.42.9
over 80%......61.29.7100.0.100.0...58.814.551.08.0100.0...100.0.100.0.64.528.3100.0...100.0.100.0...63.37.158.712.2100.0.44.38.0....62.43.3
total......100.0.100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.50.70.0.5.12.5..2.42.32.10.60.0.2.42.40.0.6.05.80.0.2.51.20.0.0.0.5.82.80.0.1.90.63.13.01.61.11.00.55.75.60.0.2.00.3
21-40%0.0.0.0.0.0.3.10.80.0.1.31.3..5.43.88.61.20.0.0.0.4.44.36.05.83.62.63.81.50.0.0.0.1.51.50.0.2.70.72.92.81.81.35.71.15.75.610.39.94.30.4
41-60%0.0.15.38.40.0.7.21.20.0.13.83.7..8.74.219.21.73.82.70.0.0.0.0.0.15.55.35.91.80.0.8.98.411.23.70.0.8.81.26.14.24.31.914.91.813.58.80.0.10.90.6
61-80%11.410.89.66.85.04.919.11.84.84.722.54.4..17.36.029.62.013.24.512.25.115.77.36.05.830.36.716.82.90.0.29.912.523.05.05.35.216.41.621.26.518.03.525.52.26.86.810.39.921.10.8
over 80%88.610.875.210.195.04.968.12.195.24.757.25.1..66.37.440.52.083.04.985.55.479.98.182.18.950.57.371.13.4100.0.61.213.358.55.794.75.270.22.066.87.874.34.053.02.568.211.479.413.261.70.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.70.50.0.0.0.2.50.50.0.4.81.44.74.51.01.02.80.50.0.0.40.41.41.02.82.82.71.62.10.80.0.0.50.55.81.91.51.12.10.62.11.51.90.61.90.52.52.51.30.72.00.2
21-40%1.80.83.53.40.0.3.80.60.0.1.90.90.0.8.02.910.00.90.50.52.51.01.51.010.64.97.72.55.81.30.0.0.60.67.52.11.01.05.50.85.12.23.50.811.61.22.52.51.90.85.30.3
41-60%3.41.18.54.95.33.67.70.80.0.12.82.29.59.514.33.519.71.22.91.24.21.37.52.15.33.817.53.67.11.50.0.3.91.412.82.62.71.611.01.115.23.78.71.217.11.55.84.11.30.710.30.4
61-80%5.71.425.07.77.73.716.41.25.22.317.02.40.0.21.34.329.11.417.32.617.12.413.72.713.95.625.54.216.72.12.22.27.01.924.03.35.62.118.31.523.04.217.11.624.81.711.25.56.61.518.10.5
over 80%88.31.863.08.487.04.969.61.494.82.363.52.885.810.355.34.838.41.579.32.675.72.675.93.167.46.846.64.668.32.597.82.288.02.449.83.589.12.863.01.754.64.868.81.844.61.978.16.889.01.664.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861430/327761
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.3.10.80.0.3.91.75.04.73.92.73.00.80.0.0.0.1.91.40.0.3.92.71.71.20.0.0.60.66.52.81.91.45.31.56.73.32.10.72.81.10.0.1.00.72.30.3
21-40%1.60.88.17.70.0.4.60.90.0.2.61.40.0.8.34.011.71.50.90.93.01.31.21.216.68.910.54.28.32.50.0.0.80.812.63.71.41.413.02.38.63.73.91.021.92.80.0.1.30.86.30.4
41-60%3.81.20.0.9.86.69.91.30.0.11.82.810.010.023.66.021.81.91.91.34.71.68.02.511.98.221.55.512.63.00.0.4.21.712.93.82.11.620.02.717.75.110.51.522.32.80.0.1.00.711.20.5
61-80%5.61.541.014.02.92.914.41.65.52.713.43.05.04.719.45.628.52.120.63.719.43.013.23.118.49.318.25.317.23.50.0.5.21.826.34.95.02.327.53.128.56.116.41.923.62.99.05.96.41.616.60.6
over 80%88.22.051.014.087.37.168.12.094.52.768.33.980.111.544.76.935.02.276.73.872.93.375.83.653.111.245.96.760.34.3100.0.89.12.641.75.189.63.134.33.238.56.467.02.329.53.091.05.990.31.763.50.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...4.73.30.0.0.0.5.13.5....2.41.1
21-40%......0.0.0.0.....0.0.2.72.60.0...0.0.0.0.0.0.0.0...0.0.0.0...6.63.74.54.50.0.2.62.5....2.71.1
41-60%......12.56.80.0.....14.39.210.75.00.0...0.0.0.0.0.0.0.0...0.0.0.0...6.63.725.810.20.0.19.36.5....11.42.2
61-80%......21.88.60.0.....23.812.242.08.00.0...0.0.0.0.59.134.210.19.6..0.0.0.0...20.86.215.18.10.0.25.36.9....22.72.9
over 80%......61.310.1100.0.....62.013.744.78.1100.0...100.0.100.0.40.934.289.99.6..100.0.100.0...61.17.454.511.5100.0.47.88.0....60.83.4
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.20.70.0.3.02.1..2.22.22.00.60.0.2.52.50.0.7.16.90.0.2.71.30.0.0.0.6.33.00.0.3.60.85.13.62.91.61.30.65.65.50.0.2.40.3
21-40%0.0.0.0.0.0.3.20.90.0.1.61.6..5.03.59.21.30.0.0.0.4.84.77.16.93.62.63.51.50.0.0.0.1.61.60.0.2.80.72.42.40.0.6.41.35.65.510.19.74.50.4
41-60%0.0.20.411.00.0.8.01.40.0.14.64.1..11.14.720.51.83.92.70.0.0.0.0.0.14.95.25.91.80.0.11.510.712.14.00.0.8.71.211.15.24.72.115.81.914.49.50.0.11.60.6
61-80%11.310.75.45.45.45.318.82.00.0.22.64.7..22.46.630.72.013.54.612.75.317.98.30.0.26.86.616.73.00.0.17.010.821.75.05.75.617.31.717.86.018.93.825.42.26.76.710.19.721.30.8
over 80%88.710.774.111.794.65.367.82.3100.0.58.15.5..59.27.637.62.182.55.084.75.777.39.185.79.154.77.271.23.5100.0.71.513.958.35.994.35.667.52.063.67.773.54.351.02.667.811.779.812.960.10.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.70.50.0.3.61.35.04.72.81.62.40.50.0.0.50.51.61.23.23.22.01.42.20.80.0.0.60.66.22.01.71.24.20.75.12.02.20.72.10.62.52.51.00.72.40.2
21-40%1.60.83.93.70.0.3.90.60.0.2.31.10.0.6.02.410.10.90.60.62.41.01.61.212.05.57.12.55.41.30.0.0.80.87.32.11.21.25.90.85.92.13.10.811.61.32.52.51.60.85.50.3
41-60%3.71.210.76.16.44.39.10.90.0.12.82.310.010.017.63.620.81.22.41.23.81.36.82.26.34.418.13.78.51.60.0.4.61.712.22.61.91.411.71.116.93.69.21.318.31.56.44.61.00.711.40.4
61-80%5.81.522.38.23.82.516.51.24.42.116.62.55.04.721.14.030.11.417.72.718.22.613.72.99.75.122.94.216.72.20.0.5.81.823.53.45.12.120.31.522.73.916.81.724.81.78.04.56.51.518.70.5
over 80%88.21.963.19.489.84.967.81.495.62.164.83.080.111.552.54.636.71.479.32.875.12.976.23.368.87.049.94.667.32.5100.0.88.22.650.83.590.12.857.91.749.44.468.61.943.31.980.66.490.01.762.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861431/327762
NFI3
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%0.80.50.0.0.0.3.50.80.0.3.91.75.04.73.82.73.30.80.0.0.0.1.91.40.0.3.92.71.61.10.0.0.60.66.32.71.91.45.21.56.43.12.30.82.71.10.0.1.00.72.40.3
21-40%1.60.88.17.70.0.4.70.90.0.2.61.40.0.8.23.912.11.50.90.93.51.41.11.116.68.910.54.28.12.40.0.0.80.812.23.61.31.313.22.38.13.53.91.022.32.80.0.1.30.86.40.4
41-60%3.81.20.0.9.86.69.71.30.0.12.42.910.010.023.15.921.31.92.81.65.21.78.62.611.98.221.55.513.23.00.0.4.21.712.63.72.11.520.92.718.55.111.11.522.22.80.0.1.00.711.30.5
61-80%6.01.541.014.02.92.914.51.65.52.713.33.05.04.719.05.528.52.120.43.719.03.013.73.118.49.318.25.317.73.50.0.5.21.826.94.96.12.526.93.028.76.016.31.823.92.99.05.96.41.616.70.6
over 80%87.82.051.014.087.37.167.62.094.52.767.83.980.111.546.06.934.82.176.03.872.33.374.63.753.111.245.96.759.34.3100.0.89.12.641.95.188.63.233.93.238.46.366.52.228.83.091.05.990.31.763.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%......4.54.40.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...4.73.30.0.0.0.5.13.5....2.41.1
21-40%......0.0.0.0.....0.0.2.62.60.0...0.0.0.0.0.0.0.0...0.0.0.0...6.63.74.54.50.0.2.62.5....2.71.1
41-60%......12.56.80.0.....14.39.210.44.90.0...0.0.0.0.0.0.0.0...0.0.0.0...6.63.725.810.20.0.19.36.5....11.32.2
61-80%......21.88.60.0.....23.812.240.97.90.0...0.0.0.0.59.134.210.19.6..0.0.0.0...20.86.215.18.10.0.25.36.9....22.62.9
over 80%......61.310.1100.0.....62.013.746.18.0100.0...100.0.100.0.40.934.289.99.6..100.0.100.0...61.17.454.511.5100.0.47.88.0....61.03.4
total......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
outside perimeter0-20%0.0.0.0.0.0.2.10.70.0.3.02.1..2.22.22.00.60.0.2.52.50.0.7.16.90.0.2.61.30.0.0.0.6.23.00.0.3.80.95.13.62.81.61.30.65.65.50.0.2.40.3
21-40%0.0.0.0.0.0.3.10.90.0.1.61.6..5.03.59.11.30.0.0.0.4.64.57.16.93.52.54.01.60.0.0.0.1.61.60.0.2.80.72.42.40.0.6.41.35.65.510.19.74.50.4
41-60%0.0.20.411.00.0.7.81.30.0.14.44.1..11.14.720.51.83.92.70.0.0.0.0.0.16.85.45.71.80.0.10.59.811.93.90.0.8.81.211.15.24.62.016.01.914.49.50.0.11.70.6
61-80%11.310.75.45.45.45.319.32.00.0.22.44.7..22.46.630.72.013.54.612.75.317.07.90.0.26.26.516.83.00.0.24.312.221.45.05.75.617.41.717.86.018.63.725.32.26.76.710.19.721.30.8
over 80%88.710.774.111.794.65.367.62.3100.0.58.65.5..59.27.637.72.182.55.084.75.778.48.785.79.153.47.270.93.4100.0.65.214.059.05.894.35.667.22.063.67.773.94.251.02.567.811.779.812.960.10.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.50.0.0.0.2.90.50.0.3.61.35.04.72.71.62.50.50.0.0.50.51.61.23.23.22.01.42.10.80.0.0.60.66.11.91.71.24.20.74.92.02.40.72.00.62.52.51.00.72.40.2
21-40%1.60.83.93.70.0.3.90.60.0.2.21.10.0.6.02.410.30.90.60.62.81.11.61.212.05.57.12.45.51.30.0.0.80.87.22.11.21.26.00.85.72.13.00.811.81.32.52.51.60.85.50.3
41-60%3.71.210.76.16.44.39.00.90.0.13.12.310.010.017.43.620.51.23.01.34.21.47.42.26.34.419.03.88.61.60.0.4.61.712.02.61.91.412.11.117.43.69.61.318.41.56.44.61.00.711.50.4
61-80%6.21.522.38.23.82.516.71.24.42.116.52.55.04.720.94.030.01.417.62.717.82.614.12.99.75.122.64.116.92.20.0.6.41.923.73.46.02.320.21.423.03.916.71.624.81.78.04.56.51.518.80.5
over 80%87.81.963.19.489.84.967.51.495.62.164.63.080.111.553.14.636.71.478.82.874.62.975.43.368.87.049.44.666.82.5100.0.87.72.651.13.589.32.957.51.749.14.468.31.943.01.980.66.490.01.761.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #861432/327763
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