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NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.50.41.40.41.30.50.60.30.90.91.20.2
21-40%1.10.42.00.44.51.08.81.22.01.43.50.3
41-60%6.70.95.20.716.31.725.11.815.63.611.60.6
61-80%18.71.416.71.229.32.136.52.126.54.423.40.8
over 80%72.01.674.71.248.62.229.01.954.94.960.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.0.80.60.0.0.40.3
21-40%0.0.0.0.1.61.63.91.21.61.12.30.6
41-60%2.31.60.0.4.22.416.12.36.42.29.61.2
61-80%16.03.913.96.525.85.429.62.818.13.523.81.8
over 80%81.84.186.16.568.55.749.73.073.93.963.92.0
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.10.51.60.40.80.41.20.3
21-40%1.01.00.0.4.61.06.20.91.70.64.30.5
41-60%3.11.81.21.28.81.322.31.57.91.313.80.8
61-80%14.23.513.23.929.02.134.61.725.92.229.31.1
over 80%81.63.984.14.256.42.235.41.763.72.451.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874415/340747
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.50.41.30.41.20.51.30.41.91.11.40.2
21-40%1.90.52.00.45.51.011.71.212.92.65.20.4
41-60%7.10.95.20.718.31.726.91.723.23.313.50.6
61-80%19.01.416.91.128.92.034.21.822.73.323.50.7
over 80%70.61.574.61.246.12.125.91.639.43.856.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.0.70.50.0.0.30.2
21-40%0.0.0.0.1.51.54.71.32.91.43.00.7
41-60%2.21.60.0.4.12.317.22.28.72.410.71.3
61-80%15.83.913.96.525.45.329.72.717.93.323.81.7
over 80%82.04.186.16.568.95.647.72.970.53.962.11.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.30.51.70.41.10.51.40.3
21-40%1.01.00.0.4.50.96.90.93.20.84.90.5
41-60%3.11.81.21.29.21.322.91.49.81.414.70.8
61-80%14.13.513.23.929.02.134.01.625.92.029.11.0
over 80%81.83.984.14.256.02.234.41.660.02.249.81.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874416/340748
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.60.41.30.41.50.51.60.53.21.31.60.2
21-40%1.90.52.00.45.91.014.31.213.62.56.20.4
41-60%7.10.95.50.718.21.627.31.622.93.014.00.6
61-80%19.31.417.01.129.21.931.91.623.03.023.40.7
over 80%70.11.574.31.245.22.024.91.537.33.554.90.8
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.0.70.50.0.0.30.2
21-40%0.0.0.0.1.51.55.31.32.81.43.30.7
41-60%2.21.60.0.4.12.316.82.29.92.510.91.2
61-80%15.83.913.56.325.45.330.22.718.13.324.01.7
over 80%82.04.186.56.368.95.647.02.969.23.961.51.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.30.51.70.41.10.51.40.3
21-40%1.01.00.0.4.40.97.10.93.30.85.00.5
41-60%3.11.71.21.29.71.323.01.49.81.414.90.8
61-80%14.03.413.23.928.92.134.01.626.42.029.31.0
over 80%82.03.884.14.255.62.234.21.659.32.249.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874417/340749
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.50.41.30.41.20.51.30.42.71.11.40.2
21-40%1.90.52.00.45.41.011.61.113.72.35.70.4
41-60%7.10.95.30.719.61.725.91.523.62.814.40.6
61-80%19.01.416.81.128.62.034.71.624.62.924.20.7
over 80%70.61.574.51.245.32.126.61.535.53.154.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.1.10.60.0.0.50.3
21-40%0.0.0.0.1.51.54.61.22.91.43.00.7
41-60%2.21.60.0.4.12.317.92.38.72.411.11.3
61-80%15.83.913.96.525.45.329.52.717.73.323.71.7
over 80%82.04.186.16.568.95.646.82.970.73.961.71.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.30.51.60.41.40.51.40.3
21-40%1.01.00.0.4.40.96.90.93.60.85.00.5
41-60%3.11.81.21.29.61.323.11.410.21.315.00.8
61-80%14.13.513.23.928.92.134.01.625.82.029.01.0
over 80%81.83.984.14.255.82.234.31.659.12.249.61.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874418/340750
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.60.41.30.41.40.51.60.44.41.31.70.2
21-40%1.90.52.00.46.01.014.91.114.82.26.90.4
41-60%7.10.95.50.719.61.626.41.423.02.614.90.6
61-80%19.31.416.91.128.71.932.31.524.32.723.90.7
over 80%70.11.574.21.244.42.024.81.433.42.952.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.1.00.60.0.0.50.3
21-40%0.0.0.0.1.51.55.21.32.81.43.30.7
41-60%2.21.60.0.4.12.317.62.29.82.511.31.3
61-80%15.83.913.56.325.45.329.72.717.93.223.81.7
over 80%82.04.186.56.368.95.646.42.969.53.861.21.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.50.61.80.41.40.51.50.3
21-40%1.01.00.0.4.40.97.00.83.50.85.00.5
41-60%3.11.71.21.29.91.322.91.410.41.415.10.8
61-80%14.03.413.23.928.82.034.01.625.91.929.11.0
over 80%82.03.884.14.255.42.234.21.558.72.149.31.1
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874419/340751
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.50.41.40.41.90.61.50.44.11.21.70.2
21-40%1.80.52.00.45.51.011.11.012.92.05.70.4
41-60%7.20.95.30.719.61.726.21.423.12.514.70.6
61-80%18.91.416.81.128.11.935.11.625.72.624.50.7
over 80%70.61.574.51.244.92.026.21.434.22.853.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.1.00.60.0.0.50.3
21-40%0.0.0.0.1.51.54.81.32.71.33.10.7
41-60%2.21.60.0.4.12.317.82.29.62.411.31.3
61-80%15.63.813.56.325.45.329.42.618.83.223.81.7
over 80%82.24.086.56.368.95.646.92.868.93.861.41.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.30.51.90.41.50.51.50.3
21-40%1.01.00.0.4.30.96.80.83.60.84.90.5
41-60%3.11.81.21.210.11.322.91.410.71.315.20.8
61-80%14.13.513.23.928.42.033.21.526.11.928.81.0
over 80%81.83.984.14.256.02.135.21.558.12.149.61.0
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874420/340752
NFI4
forest area
landslide/mudflow 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%1.60.41.40.42.10.61.70.45.41.31.90.2
21-40%1.90.52.00.46.11.014.51.114.22.07.10.4
41-60%7.20.95.50.719.81.627.01.423.72.515.50.6
61-80%19.21.417.01.128.11.932.41.425.52.524.20.7
over 80%70.11.574.01.243.92.024.41.331.22.751.30.7
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.1.00.60.0.0.50.3
21-40%0.0.0.0.1.51.55.51.33.31.53.50.7
41-60%2.21.60.0.4.12.317.92.210.12.511.51.3
61-80%15.63.813.56.325.45.329.42.618.53.223.71.7
over 80%82.24.086.56.368.95.646.32.868.03.860.81.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.1.41.41.50.52.00.51.50.51.60.3
21-40%1.01.00.0.4.30.96.90.83.60.84.90.5
41-60%3.11.71.21.210.21.322.91.410.81.315.30.8
61-80%14.03.413.03.828.42.033.51.526.21.928.91.0
over 80%82.03.884.44.155.72.134.81.558.02.149.31.0
total100.0.100.0.100.0.100.0.100.0.100.0.
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, 17.06.2020 #874421/340753
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
state1993/95
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%1.0440.0.0.0.1.044
61-80%10.8120.4700.0.11.212
over 80%32.841.4370.0.34.24
total44.921.8330.0.46.72
AI0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.21000.472
41-60%0.21000.21000.6571.043
61-80%0.4680.0.0.6571.041
over 80%1.3340.21001.1392.621
total2.3250.4722.4225.19
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.21000.0.0.2100
41-60%0.21000.31000.0.0.473
61-80%2.5230.21000.5583.221
over 80%2.6251.0400.8404.415
total5.3131.6321.3318.16
BE0-20%1.2400.0.1.2402.528
21-40%3.0260.0.2.0315.020
41-60%10.9131.24110.71322.89
61-80%24.395.41925.3855.05
over 80%44.168.91522.9975.84
total83.5415.51162.15161.11
BL/BS0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.7570.0.0.0.0.757
61-80%3.9220.21000.9505.019
over 80%11.1101.5381.24013.98
total15.761.8352.13019.64
FR0-20%0.0.0.0.0.0.0.0.
21-40%0.5700.0.0.0.0.570
41-60%2.3300.0.2.4284.620
61-80%5.5190.4715.61811.512
over 80%17.780.8514.61823.26
total25.951.24112.61039.73
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.0.0.0.0.0.0.0.
61-80%0.0.0.0.0.0.0.0.
over 80%3.1130.0.0.0.3.113
total3.1130.0.0.0.3.113
GL0-20%0.0.0.21000.21000.470
21-40%0.6570.0.0.4690.942
41-60%1.0440.21001.5342.725
61-80%1.2400.9401.0443.122
over 80%2.1291.0453.6216.713
total4.9182.3276.61413.87
GR0-20%1.2410.4711.0452.628
21-40%8.8151.43810.51320.79
41-60%17.6104.12223.5945.26
61-80%18.2107.61622.8948.75
over 80%8.3156.21712.71227.27
total54.2519.7970.64144.52
JU0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%1.7320.0.0.21001.931
61-80%4.3201.2402.5278.014
over 80%14.791.8335.81722.26
total21.362.9258.51332.83
LU0-20%0.0.0.0.0.0.0.0.
21-40%2.1310.0.0.0.2.131
41-60%1.9320.0.0.6572.527
61-80%9.7130.21002.03111.911
over 80%18.480.8503.82222.96
total31.941.0456.41639.43
NE0-20%0.6600.0.0.0.0.660
21-40%0.7570.21000.0.0.950
41-60%3.2240.21000.0.3.423
61-80%9.0121.2380.55710.810
over 80%9.8121.1400.65811.510
total23.452.7251.24127.33
NW0-20%0.0.0.0.0.31000.3100
21-40%0.31000.0.0.0.0.3100
41-60%0.5710.0.0.31000.856
61-80%1.3420.0.0.7562.031
over 80%1.4400.5522.0323.918
total3.5210.5523.2237.29
OW0-20%0.4710.0.0.21000.658
21-40%0.5590.0.0.3690.845
41-60%2.9240.3691.2394.418
61-80%3.2240.6572.8256.614
over 80%2.0290.3723.3235.616
total9.1121.2377.81218.14
SG0-20%0.4700.0.0.21000.656
21-40%0.8500.0.0.9501.735
41-60%3.6240.21003.3247.016
61-80%6.2181.6357.71515.510
over 80%9.1142.62712.11123.97
total20.194.52124.2748.84
SH0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.0.0.2100
41-60%0.0.0.0.0.0.0.0.
61-80%2.2290.4690.0.2.626
over 80%9.380.0.0.0.9.38
total11.940.4690.0.12.33
SO0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.7580.0.0.0.0.758
61-80%5.0190.21000.0.5.318
over 80%22.851.9330.94525.64
total28.532.1310.94531.62
SZ0-20%0.6580.0.0.21000.950
21-40%1.2410.0.0.4691.635
41-60%2.8260.0.1.0453.822
61-80%3.6230.4713.7227.614
over 80%5.3171.4364.91811.79
total13.5101.83210.21225.54
TG0-20%0.4740.0.0.0.0.474
21-40%0.3710.0.0.0.0.371
41-60%0.9410.0.0.11001.038
61-80%4.7180.3701.2396.215
over 80%11.090.11000.65111.88
total17.250.4572.02919.63
TI0-20%0.21000.21000.4710.850
21-40%1.2411.0452.8255.019
41-60%2.5281.83311.61215.910
61-80%6.3174.92020.9932.27
over 80%6.11811.51228.5746.15
total16.31019.5964.1499.92
UR0-20%0.21000.0.0.21000.471
21-40%1.0450.4710.21001.535
41-60%1.1400.6571.1402.924
61-80%1.4370.8492.7244.917
over 80%1.2400.8491.2403.222
total4.8182.6265.51612.96
VD0-20%1.0450.0.0.4711.438
21-40%5.5190.4711.3407.116
41-60%10.4130.21003.32413.911
61-80%18.591.7334.72025.08
over 80%32.162.9265.21940.35
total67.535.31914.91187.72
VS0-20%1.7350.21001.8333.623
21-40%3.7233.3245.21912.112
41-60%8.7153.32412.21224.28
61-80%5.6197.81520.9934.46
over 80%4.8197.91511.91224.78
total24.5822.5852.0599.02
ZG0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.11000.1100
41-60%0.0.0.0.0.0.0.0.
61-80%1.1380.0.0.21001.335
over 80%1.8300.21001.9243.914
total2.9190.21002.2205.48
ZH0-20%0.3700.0.0.0.0.370
21-40%0.7490.0.0.0.0.749
41-60%2.7260.0.0.21002.925
61-80%10.2120.0.0.210010.412
over 80%33.140.4710.94934.44
total47.120.4711.24148.82
Switzerland0-20%9.1151.0456.11816.211
21-40%31.486.71724.2962.45
41-60%77.4512.51273.85163.73
61-80%159.4336.67127.54323.52
over 80%306.1255.36130.64492.01
total583.41112.24362.221057.81
© WSL, Swiss National Forest Inventory, 17.06.2020 #874422/340754
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%1.2390.0.0.0.1.239
61-80%11.2120.4700.0.11.711
over 80%33.641.4370.0.35.04
total46.321.8330.0.48.12
AI0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.21000.472
41-60%0.21000.21000.6571.043
61-80%0.4680.0.0.6571.041
over 80%1.3340.21001.1392.621
total2.3250.4722.4225.19
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.21000.0.0.2100
41-60%0.21000.31000.0.0.473
61-80%2.5230.21000.5583.221
over 80%2.6251.0400.8404.415
total5.3131.6321.3318.16
BE0-20%1.2400.0.1.2402.528
21-40%4.0220.0.2.0316.018
41-60%12.1121.24111.31324.68
61-80%25.585.41926.5857.45
over 80%44.969.11423.4977.44
total87.7415.71164.55167.91
BL/BS0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.7570.0.0.0.0.757
61-80%4.1210.21000.9505.218
over 80%11.3101.5381.53714.38
total16.161.8352.32820.23
FR0-20%0.0.0.0.0.0.0.0.
21-40%0.5700.0.0.21000.757
41-60%2.4280.0.2.6275.019
61-80%5.9180.4715.81712.012
over 80%18.380.8514.81824.06
total27.151.24113.41041.73
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.41000.0.0.0.0.4100
61-80%0.0.0.0.0.0.0.0.
over 80%3.1130.0.0.0.3.113
total3.520.0.0.0.3.52
GL0-20%0.0.0.21000.21000.470
21-40%0.6570.0.0.4690.942
41-60%1.5350.21001.7323.422
61-80%1.2400.9401.2403.322
over 80%2.4271.0453.6216.913
total5.7172.3277.01414.96
GR0-20%1.4380.4711.2413.026
21-40%11.8132.03213.31227.28
41-60%20.494.32125.5850.25
61-80%21.198.21523.6852.95
over 80%9.3146.61613.71129.67
total64.1521.5977.44162.92
JU0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%2.5260.0.0.21002.726
61-80%4.3201.2402.5278.014
over 80%14.791.8336.01622.46
total22.162.9258.71333.73
LU0-20%0.0.0.0.0.21000.2100
21-40%2.3290.0.0.0.2.329
41-60%2.3290.0.0.6572.925
61-80%9.9130.21002.03112.111
over 80%19.170.8503.82223.76
total33.541.0456.61641.22
NE0-20%0.6600.0.0.0.0.660
21-40%0.9490.21000.0.1.144
41-60%3.7220.21000.0.3.821
61-80%9.2121.2380.55711.010
over 80%9.8121.3370.65811.710
total24.252.9241.24128.33
NW0-20%0.0.0.0.0.31000.3100
21-40%0.5680.0.0.0.0.568
41-60%1.0490.0.0.31001.343
61-80%1.3420.0.0.7562.031
over 80%1.4400.5522.0323.918
total4.3180.5523.2238.08
OW0-20%0.4710.0.0.21000.658
21-40%1.1410.0.0.3691.435
41-60%3.1230.3691.2394.618
61-80%3.2240.6573.1246.914
over 80%2.0290.3723.3235.616
total9.9111.2378.11219.14
SG0-20%0.9480.0.0.21001.143
21-40%1.2410.0.1.2442.430
41-60%4.0230.21003.9228.115
61-80%7.3161.6358.81417.79
over 80%9.7132.62712.91125.37
total23.184.52127.0754.53
SH0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.0.0.2100
41-60%0.0.0.0.0.0.0.0.
61-80%2.2290.4690.0.2.626
over 80%9.380.0.0.0.9.38
total11.940.4690.0.12.33
SO0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.9500.0.0.0.0.950
61-80%5.2180.21000.0.5.418
over 80%23.251.9330.94526.04
total29.332.1310.94532.32
SZ0-20%0.6580.0.0.21000.950
21-40%1.2410.0.0.4691.635
41-60%2.8260.0.1.2404.021
61-80%4.4210.4714.0218.813
over 80%5.3171.7325.21812.29
total14.392.22911.01127.54
TG0-20%0.4740.0.0.0.0.474
21-40%0.3710.0.0.0.0.371
41-60%1.0380.0.0.11001.135
61-80%4.7180.3701.2396.215
over 80%11.290.11000.65111.98
total17.550.4572.02919.93
TI0-20%0.4710.21000.6571.241
21-40%1.9321.3383.8227.116
41-60%4.2212.23012.71219.29
61-80%7.9155.31922.1935.27
over 80%6.31812.31228.8747.45
total20.7921.4968.04110.12
UR0-20%0.4720.0.0.4710.850
21-40%1.3370.4710.21001.931
41-60%1.3370.8501.1403.222
61-80%1.6341.2402.7245.516
over 80%1.4370.8491.2403.422
total6.0153.2235.71514.85
VD0-20%1.2410.0.0.4711.635
21-40%6.1180.4711.3407.716
41-60%12.8120.4713.32416.510
61-80%19.591.9314.72026.28
over 80%33.763.3245.41842.45
total73.336.01715.11094.52
VS0-20%1.7350.21001.8333.623
21-40%5.1203.3245.61913.911
41-60%10.6133.72312.81227.18
61-80%6.2188.71521.1936.06
over 80%5.2197.91512.21225.38
total28.8723.7853.45105.92
ZG0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.11000.1100
41-60%0.0.0.0.0.0.0.0.
61-80%1.1380.0.0.4671.533
over 80%1.8300.21001.9243.914
total2.9190.21002.4185.57
ZH0-20%0.3700.0.0.0.0.370
21-40%0.7490.0.0.0.0.749
41-60%2.9250.0.0.21003.124
61-80%10.6120.0.0.210010.812
over 80%33.740.4710.94935.14
total48.420.4711.24150.01
Switzerland0-20%10.4141.0456.81718.210
21-40%40.477.71628.8876.95
41-60%92.2413.91279.45185.53
61-80%170.6339.07133.14342.72
over 80%314.6257.66134.64506.81
total628.11119.24382.721130.11
© WSL, Swiss National Forest Inventory, 17.06.2020 #874423/340755
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%1.1390.0.0.0.1.139
61-80%10.9110.4700.0.11.211
over 80%33.841.2370.0.35.14
total46.021.6330.0.47.62
AI0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.11000.558
41-60%0.4710.21000.5571.039
61-80%0.3690.0.0.8421.134
over 80%1.1350.11001.1362.321
total2.3230.3712.5205.09
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.11000.0.0.1100
41-60%0.11000.21000.0.0.474
61-80%2.6210.3710.4583.318
over 80%2.3251.1350.9334.314
total5.0121.8271.3278.16
BE0-20%1.1400.0.1.1402.228
21-40%4.1210.0.2.2296.316
41-60%11.6121.14111.41224.08
61-80%26.185.31826.9758.35
over 80%45.359.21322.0876.64
total88.2315.61063.64167.41
BL/BS0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.6580.0.0.0.0.658
61-80%4.1200.21001.0445.317
over 80%11.491.4381.53414.37
total16.261.6352.52620.23
FR0-20%0.0.0.0.0.0.0.0.
21-40%0.4700.0.0.21000.657
41-60%2.4270.0.2.5264.918
61-80%6.0170.3715.61711.911
over 80%18.670.7515.01724.46
total27.451.14113.3941.73
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.31000.0.0.0.0.3100
61-80%0.0.0.0.0.0.0.0.
over 80%2.5180.0.0.0.2.518
total2.8150.0.0.0.2.815
GL0-20%0.0.0.21000.21000.370
21-40%0.7500.0.0.3691.039
41-60%1.9300.21002.1284.119
61-80%1.4350.8411.0413.221
over 80%2.1281.3373.5206.912
total6.0152.4257.11315.56
GR0-20%1.7330.5581.1413.323
21-40%11.2122.12913.61126.98
41-60%19.894.12024.9848.85
61-80%21.697.61524.8853.95
over 80%9.5136.51513.61129.57
total63.7420.8978.04162.52
JU0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%2.4250.0.0.21002.625
61-80%3.9201.2372.4267.614
over 80%14.781.8316.21522.75
total21.563.0238.81233.32
LU0-20%0.0.0.0.0.21000.2100
21-40%2.0300.0.0.0.2.030
41-60%2.9250.0.0.6573.422
61-80%10.7110.21001.83112.610
over 80%19.070.7503.42123.26
total34.640.9456.01641.42
NE0-20%0.6590.0.0.0.0.659
21-40%0.8490.21000.0.1.044
41-60%3.5210.21000.0.3.721
61-80%9.6111.3340.55711.310
over 80%9.5111.2370.75011.49
total24.042.8231.23727.93
NW0-20%0.0.0.0.0.21000.2100
21-40%0.7540.0.0.0.0.754
41-60%0.9490.0.0.5681.338
61-80%1.5350.11000.6572.226
over 80%1.2400.7481.7323.619
total4.3170.8423.0238.17
OW0-20%0.4710.0.0.21000.558
21-40%1.0410.0.0.3691.335
41-60%3.2220.3691.2374.717
61-80%3.0230.6573.0226.614
over 80%2.4250.5583.5216.414
total10.0111.3358.21119.43
SG0-20%0.8490.0.0.4711.240
21-40%1.1410.0.1.2402.328
41-60%3.9210.4714.7199.013
61-80%7.2151.6338.61417.39
over 80%10.1122.62512.21024.86
total22.984.51927.1654.63
SH0-20%0.21000.0.0.0.0.2100
21-40%0.4700.0.0.0.0.470
41-60%0.0.0.0.0.0.0.0.
61-80%2.3260.4690.0.2.724
over 80%8.980.0.0.21009.18
total11.830.4690.210012.42
SO0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%1.0440.0.0.0.1.044
61-80%5.2170.21000.0.5.417
over 80%23.251.9311.04126.14
total29.432.1291.04132.52
SZ0-20%0.6580.0.0.21000.850
21-40%1.4350.0.0.5571.930
41-60%2.8240.0.1.3374.119
61-80%4.6190.4713.9208.913
over 80%5.1171.7315.51612.38
total14.592.12811.41028.04
TG0-20%0.4750.0.0.0.0.475
21-40%0.5490.0.0.0.0.549
41-60%1.0360.0.0.11001.133
61-80%4.7170.2701.2396.115
over 80%10.890.11000.74611.68
total17.340.3572.02819.73
TI0-20%0.4710.21000.5571.041
21-40%1.7321.2384.3207.215
41-60%4.6192.32812.11119.19
61-80%7.8155.71721.6835.16
over 80%6.51612.71128.1747.25
total21.0922.1866.54109.62
UR0-20%0.3710.0.0.3710.750
21-40%1.5320.3710.3712.226
41-60%1.8290.7501.0403.520
61-80%1.9291.4352.5245.814
over 80%1.2370.7491.4343.220
total6.8133.1225.51415.45
VD0-20%1.1410.0.0.4711.435
21-40%5.9170.3711.1407.315
41-60%12.5110.4713.42216.39
61-80%19.981.8305.31827.17
over 80%33.463.0235.71742.15
total72.835.61715.9994.22
VS0-20%1.5350.21001.6333.223
21-40%5.0193.1235.11813.111
41-60%9.8133.92113.11126.77
61-80%7.4159.01321.3837.76
over 80%5.3177.51412.91125.77
total29.0723.7853.84106.52
ZG0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.11000.1100
41-60%0.0.0.0.0.0.0.0.
61-80%1.2320.0.0.3681.529
over 80%1.9260.21001.9244.012
total3.1170.21002.4195.76
ZH0-20%0.3700.0.0.0.0.370
21-40%0.7490.0.0.0.0.749
41-60%2.8240.0.0.21002.924
61-80%10.7110.0.0.210010.911
over 80%33.340.5580.74934.64
total47.920.5581.04049.41
Switzerland0-20%9.6141.1416.31717.010
21-40%39.877.31529.2876.45
41-60%91.2413.81179.64184.63
61-80%174.5338.97133.73347.22
over 80%313.2257.35133.33503.81
total628.41118.44382.121128.91
© WSL, Swiss National Forest Inventory, 17.06.2020 #874424/340756
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%1.1390.0.0.0.1.139
61-80%10.9110.4700.0.11.211
over 80%33.841.2370.0.35.14
total46.021.6330.0.47.62
AI0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.11000.558
41-60%0.4710.21000.5571.039
61-80%0.3690.0.0.8421.134
over 80%1.1350.11001.1362.321
total2.3230.3712.5205.09
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.11000.0.0.1100
41-60%0.11000.21000.0.0.474
61-80%2.6210.3710.4583.318
over 80%2.3251.1350.9334.314
total5.0121.8271.3278.16
BE0-20%1.3370.0.1.6332.924
21-40%4.8190.0.2.2297.016
41-60%12.5111.14111.41225.08
61-80%29.375.31827.1761.74
over 80%46.959.41323.1879.43
total94.8315.81065.44176.01
BL/BS0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.6580.0.0.0.0.658
61-80%4.1200.21001.0445.317
over 80%11.691.4381.53414.57
total16.461.6352.52620.53
FR0-20%0.0.0.0.0.0.0.0.
21-40%0.4700.0.0.21000.657
41-60%2.6260.0.2.5265.018
61-80%6.3160.3715.61712.211
over 80%19.070.7515.01724.86
total28.351.14113.3942.72
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.31000.0.0.0.0.3100
61-80%0.21000.0.0.0.0.2100
over 80%2.5180.0.0.0.2.518
total2.9150.0.0.0.2.915
GL0-20%0.5580.21000.21000.944
21-40%1.0400.0.0.3691.334
41-60%2.4260.21002.3274.917
61-80%2.3270.8411.2384.318
over 80%3.1221.3374.3188.711
total9.4122.4258.21120.04
GR0-20%2.0300.5581.4353.921
21-40%13.2112.32814.11129.67
41-60%24.684.12026.0854.75
61-80%28.387.71526.9762.94
over 80%15.8106.51514.11136.46
total83.9421.2882.53187.51
JU0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%2.4250.0.0.21002.625
61-80%3.9201.2372.4267.614
over 80%14.781.8316.21522.75
total21.563.0238.81233.32
LU0-20%0.21000.0.0.21000.471
21-40%2.0300.0.0.0.2.030
41-60%2.9250.0.0.6573.422
61-80%10.9110.21001.83112.810
over 80%19.370.7503.82023.85
total35.340.9456.31542.52
NE0-20%0.6590.0.0.0.0.659
21-40%0.8490.21000.0.1.044
41-60%3.7210.21000.0.3.920
61-80%9.6111.3340.55711.310
over 80%9.5111.3340.75011.59
total24.242.9221.23728.33
NW0-20%0.0.0.0.0.21000.2100
21-40%0.7540.0.0.0.0.754
41-60%1.0450.0.0.5681.536
61-80%1.5350.11000.6572.226
over 80%1.2400.7481.9313.718
total4.4160.8423.2228.46
OW0-20%0.4710.0.0.21000.558
21-40%1.0410.0.0.4551.433
41-60%3.2220.3691.4344.916
61-80%3.0230.6573.0226.614
over 80%2.4250.5583.5216.414
total10.0111.3358.51119.73
SG0-20%0.8490.0.0.4711.240
21-40%2.0300.0.1.4373.423
41-60%4.6200.4714.7199.713
61-80%7.7151.8329.81319.28
over 80%10.6122.62513.61026.76
total25.674.71929.8660.22
SH0-20%0.21000.0.0.0.0.2100
21-40%0.4700.0.0.0.0.470
41-60%0.0.0.0.0.0.0.0.
61-80%2.3260.4690.0.2.724
over 80%8.980.0.0.21009.18
total11.830.4690.210012.42
SO0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%1.0440.0.0.0.1.044
61-80%5.2170.21000.0.5.417
over 80%23.251.9311.04126.14
total29.432.1291.04132.52
SZ0-20%0.6580.0.0.21000.850
21-40%1.4350.0.0.5571.930
41-60%3.0230.0.1.3374.319
61-80%5.0180.4713.9209.312
over 80%5.5161.7315.91613.18
total15.492.12811.81029.33
TG0-20%0.4750.0.0.0.0.475
21-40%0.5490.0.0.0.0.549
41-60%1.0360.0.0.11001.133
61-80%4.7170.2701.2396.115
over 80%10.890.11000.74611.68
total17.340.3572.02819.73
TI0-20%0.4710.21001.2381.732
21-40%2.8251.2384.8188.814
41-60%9.0142.72615.91027.57
61-80%11.8126.21727.1745.15
over 80%9.01413.41132.3654.74
total32.9723.6881.33137.91
UR0-20%0.7490.0.0.3711.040
21-40%1.7310.3710.3712.325
41-60%2.4260.7501.7314.717
61-80%2.8241.4352.5246.714
over 80%2.6250.7491.7305.017
total10.1113.1226.61319.85
VD0-20%1.1410.0.0.5581.633
21-40%5.9170.3711.1407.315
41-60%12.9110.4713.62116.89
61-80%21.081.8305.31828.27
over 80%34.663.0235.91643.65
total75.435.61716.4997.42
VS0-20%1.8310.21001.6333.522
21-40%5.2183.1235.21813.511
41-60%11.3124.42014.71030.47
61-80%9.2149.01322.0840.26
over 80%8.9147.51413.41129.87
total36.4624.2856.84117.42
ZG0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.11000.1100
41-60%0.0.0.0.0.0.0.0.
61-80%1.2320.0.0.3681.529
over 80%1.9260.21001.9244.012
total3.1170.21002.4195.76
ZH0-20%0.3700.0.0.0.0.370
21-40%0.7490.0.0.0.0.749
41-60%2.8240.0.0.21002.924
61-80%10.7110.0.0.210010.911
over 80%33.340.5580.74934.64
total47.920.5581.04049.41
Switzerland0-20%11.6121.1418.01520.79
21-40%45.267.51530.8783.54
41-60%105.7414.61187.34207.63
61-80%194.7339.96143.43378.02
over 80%332.7258.35143.43534.31
total689.81121.44412.921224.10
© WSL, Swiss National Forest Inventory, 17.06.2020 #874425/340757
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%1.2390.0.0.0.1.239
61-80%11.2120.4700.0.11.711
over 80%33.641.4370.0.35.04
total46.321.8330.0.48.12
AI0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.21000.472
41-60%0.21000.21000.6571.043
61-80%0.4680.0.0.6571.041
over 80%1.3340.21001.1392.621
total2.3250.4722.4225.19
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.21000.0.0.2100
41-60%0.21000.31000.0.0.473
61-80%2.5230.21000.5583.221
over 80%2.6251.0400.8404.415
total5.3131.6321.3318.16
BE0-20%1.4370.0.1.8333.324
21-40%4.8200.0.2.0316.817
41-60%12.7121.24111.31325.38
61-80%28.585.41926.7860.65
over 80%46.369.31424.5880.04
total93.8315.81166.44176.01
BL/BS0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.7570.0.0.0.0.757
61-80%4.1210.21000.9505.218
over 80%11.5101.5381.53714.57
total16.361.8352.32820.43
FR0-20%0.0.0.0.0.0.0.0.
21-40%0.5700.0.0.21000.757
41-60%2.6270.0.2.6275.219
61-80%6.3170.4715.81712.411
over 80%18.680.8514.81824.26
total28.051.24113.41042.52
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.41000.0.0.0.0.4100
61-80%0.21000.0.0.0.0.2100
over 80%3.1130.0.0.0.3.113
total3.750.0.0.0.3.75
GL0-20%0.6580.21000.21000.944
21-40%0.9430.0.0.4691.335
41-60%1.9310.21001.9304.020
61-80%2.2290.9401.4374.519
over 80%3.4221.0454.4188.911
total9.2132.3278.21219.75
GR0-20%1.8330.4711.6353.823
21-40%13.9122.23013.71229.88
41-60%25.384.32126.5856.05
61-80%27.788.41526.0862.25
over 80%15.4116.61614.11136.07
total84.1421.9981.94187.81
JU0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%2.5260.0.0.21002.726
61-80%4.3201.2402.5278.014
over 80%14.791.8336.01622.46
total22.162.9258.71333.73
LU0-20%0.21000.0.0.21000.471
21-40%2.3290.0.0.0.2.329
41-60%2.3290.0.0.6572.925
61-80%10.1130.21002.03112.311
over 80%19.570.8504.22124.56
total34.341.0457.01542.42
NE0-20%0.6600.0.0.0.0.660
21-40%0.9490.21000.0.1.144
41-60%3.7220.21000.0.3.821
61-80%9.2121.2380.55711.010
over 80%9.8121.5350.65811.910
total24.253.1231.24128.43
NW0-20%0.0.0.0.0.31000.3100
21-40%0.5680.0.0.0.0.568
41-60%1.2440.0.0.31001.439
61-80%1.3420.0.0.7562.031
over 80%1.4400.5522.0323.918
total4.4170.5523.2238.17
OW0-20%0.4710.0.0.21000.658
21-40%1.1410.0.0.4551.533
41-60%3.1230.3691.4364.817
61-80%3.2240.6573.1246.914
over 80%2.0290.3723.3235.616
total9.9111.2378.41219.54
SG0-20%0.9480.0.0.21001.143
21-40%1.8330.0.1.4403.225
41-60%4.8200.21003.9228.914
61-80%7.9161.93310.11319.99
over 80%10.3132.62714.21027.26
total25.784.72029.9660.33
SH0-20%0.21000.0.0.0.0.2100
21-40%0.21000.0.0.0.0.2100
41-60%0.0.0.0.0.0.0.0.
61-80%2.2290.4690.0.2.626
over 80%9.380.0.0.0.9.38
total11.940.4690.0.12.33
SO0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.9500.0.0.0.0.950
61-80%5.2180.21000.0.5.418
over 80%23.251.9330.94526.04
total29.332.1310.94532.32
SZ0-20%0.6580.0.0.21000.950
21-40%1.2410.0.0.4691.635
41-60%3.0250.0.1.2404.220
61-80%4.6200.4714.0219.013
over 80%5.7161.7325.61713.18
total15.192.22911.41128.73
TG0-20%0.4740.0.0.0.0.474
21-40%0.3710.0.0.0.0.371
41-60%1.0380.0.0.11001.135
61-80%4.7180.3701.2396.215
over 80%11.290.11000.65111.98
total17.550.4572.02919.93
TI0-20%0.4710.21001.4382.032
21-40%2.9261.3384.2218.515
41-60%8.7152.62816.41027.88
61-80%12.2125.91828.2846.36
over 80%8.51512.91233.1754.55
total32.8722.9983.23139.02
UR0-20%0.8490.0.0.4711.240
21-40%1.5350.4710.21002.129
41-60%1.7330.8501.9314.419
61-80%2.4281.2402.7246.315
over 80%2.8260.8491.6345.218
total9.2123.2236.81419.25
VD0-20%1.2410.0.0.6581.833
21-40%6.1180.4711.3407.716
41-60%13.2110.4713.52317.110
61-80%20.891.9314.72027.47
over 80%34.963.3245.61843.85
total76.136.01715.71097.92
VS0-20%1.9330.21001.8333.823
21-40%5.3193.3245.81814.311
41-60%12.3124.32114.61131.27
61-80%8.0158.71521.9938.66
over 80%8.7157.91512.81229.37
total36.2724.3856.84117.32
ZG0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.11000.1100
41-60%0.0.0.0.0.0.0.0.
61-80%1.1380.0.0.4671.533
over 80%1.8300.21001.9243.914
total2.9190.21002.4185.57
ZH0-20%0.3700.0.0.0.0.370
21-40%0.7490.0.0.0.0.749
41-60%2.9250.0.0.21003.124
61-80%10.6120.0.0.210010.812
over 80%33.740.4710.94935.14
total48.420.4711.24150.01
Switzerland0-20%12.4131.0458.81522.29
21-40%45.677.91530.2883.75
41-60%106.5414.91187.35208.63
61-80%191.0340.07144.13375.22
over 80%333.4258.56144.43536.31
total688.81122.34414.821226.00
© WSL, Swiss National Forest Inventory, 17.06.2020 #874426/340758
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.5560.0.0.0.0.556
21-40%1.1380.0.0.0.1.138
41-60%1.4370.21000.0.1.535
61-80%5.1190.21000.0.5.318
over 80%37.631.4370.0.39.03
total45.721.8330.0.47.52
AI0-20%0.0.0.0.0.0.0.0.
21-40%0.21000.0.0.21000.471
41-60%0.6570.0.0.21000.849
61-80%0.0.0.21000.6570.848
over 80%1.7280.21001.4323.316
total2.5240.4722.4225.310
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.5710.0.0.0.0.571
41-60%0.0.0.21000.0.0.2100
61-80%1.4360.4730.3692.127
over 80%3.7191.0391.0385.712
total5.6121.6321.3318.46
BE0-20%1.4370.21001.9333.523
21-40%3.2250.0.4.1227.316
41-60%11.9130.8507.11619.89
61-80%25.183.22517.11045.46
over 80%52.5511.61334.2798.43
total94.2315.81164.35174.31
BL/BS0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.21000.0.0.471
61-80%0.6580.31000.0.0.951
over 80%15.771.3402.32819.44
total16.761.8352.32820.83
FR0-20%0.0.0.0.0.0.0.0.
21-40%1.2430.0.0.6581.834
41-60%3.8220.21001.7335.717
61-80%5.4190.21005.31810.912
over 80%17.080.9515.61723.45
total27.451.24113.21041.83
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%0.41000.0.0.0.0.4100
over 80%3.1130.0.0.0.3.113
total3.750.0.0.0.3.75
GL0-20%0.0.0.0.0.4700.470
21-40%1.1400.0.0.21001.337
41-60%1.6350.21000.5582.328
61-80%1.7320.21001.6353.522
over 80%2.7241.9304.6189.29
total7.1152.3277.21316.66
GR0-20%2.0320.0.0.6582.628
21-40%11.2131.2416.71719.210
41-60%21.894.02225.4851.25
61-80%26.187.21629.8763.15
over 80%16.2119.91320.3946.35
total77.4422.3982.74182.51
JU0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%2.0300.0.0.0.2.030
61-80%4.4190.21001.2405.817
over 80%15.592.7267.51425.75
total22.162.9258.71333.72
LU0-20%0.4700.0.0.6561.042
21-40%0.6570.0.0.0.0.657
41-60%5.6170.0.0.6586.116
61-80%11.1120.21001.63512.911
over 80%15.590.8503.92220.17
total33.241.0456.61640.82
NE0-20%0.31000.0.0.0.0.3100
21-40%0.0.0.0.0.0.0.0.
41-60%2.3280.0.0.21002.527
61-80%5.6170.8500.4716.815
over 80%16.471.9280.65818.96
total24.652.7251.24128.53
NW0-20%0.0.0.0.0.0.0.0.
21-40%0.31000.0.0.21000.572
41-60%0.8560.0.0.31001.147
61-80%1.2420.0.1.3422.627
over 80%2.1310.5521.7324.317
total4.5180.5523.5228.47
OW0-20%0.8490.0.0.0.0.849
21-40%0.8490.21000.21001.240
41-60%2.9230.0.1.1403.919
61-80%2.5250.5583.5226.514
over 80%3.5210.5594.0198.010
total10.5111.2378.81120.44
SG0-20%0.4710.0.0.21000.657
21-40%2.5280.4710.9483.821
41-60%4.3220.0.3.0267.316
61-80%7.0170.7585.41913.111
over 80%10.5123.42417.8931.75
total24.784.52127.3756.53
SH0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%2.1300.0.0.0.2.130
over 80%9.870.4690.0.10.27
total12.140.4690.0.12.53
SO0-20%0.21000.0.0.0.0.2100
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%3.5240.5700.0.4.022
over 80%24.651.6350.94527.24
total29.532.1310.94532.62
SZ0-20%0.0.0.0.0.21000.2100
21-40%2.0310.0.0.4712.528
41-60%3.6220.21000.9494.619
61-80%3.1240.0.3.6236.715
over 80%6.7151.8326.61515.17
total15.592.03011.71129.14
TG0-20%0.7560.0.0.0.0.756
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%2.7240.0.0.4733.122
over 80%13.470.4571.63315.45
total17.940.4572.02920.32
TI0-20%0.8500.0.0.8501.635
21-40%3.7230.8502.3296.817
41-60%6.2171.5355.41913.112
61-80%6.4173.92218.91029.37
over 80%12.41216.31047.9576.63
total29.5822.6975.34127.42
UR0-20%0.0.0.21000.0.0.2100
21-40%0.4710.4720.3701.241
41-60%1.7320.5571.2403.522
61-80%3.3231.1401.3375.716
over 80%1.8321.4372.8246.014
total7.2143.7215.71516.55
VD0-20%1.7340.0.0.0.1.734
21-40%3.5240.0.0.4713.922
41-60%9.2140.0.1.04410.213
61-80%19.091.2413.32423.58
over 80%43.054.52010.61358.14
total76.435.71815.31097.42
VS0-20%1.0450.0.0.6581.635
21-40%7.2171.0453.72311.913
41-60%12.4125.11911.51329.08
61-80%11.1137.91521.5940.66
over 80%8.4159.51320.1937.96
total40.2623.5857.54121.12
ZG0-20%0.0.0.0.0.11000.1100
21-40%0.0.0.0.0.0.0.0.
41-60%0.11000.0.0.21000.371
61-80%1.2330.0.0.3711.528
over 80%2.2230.21001.6284.013
total3.5150.21002.2206.05
ZH0-20%0.0.0.0.0.0.0.0.
21-40%1.4360.0.0.0.1.436
41-60%1.5370.0.0.0.1.537
61-80%8.2140.21000.21008.614
over 80%37.840.21001.14439.03
total48.920.4711.24150.51
Switzerland0-20%10.7140.4715.41916.511
21-40%42.074.02220.21066.25
41-60%95.4413.01260.26168.63
61-80%158.5329.18117.54305.02
over 80%373.9274.45198.03646.31
total680.51121.04401.321202.71
© WSL, Swiss National Forest Inventory, 17.06.2020 #874427/340759
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.5560.0.0.0.0.556
21-40%1.1380.0.0.0.1.138
41-60%1.4370.21000.0.1.535
61-80%5.1190.21000.0.5.318
over 80%37.631.4370.0.39.03
total45.721.8330.0.47.52
AI0-20%0.0.0.0.0.0.0.0.
21-40%0.21000.0.0.21000.471
41-60%0.6570.0.0.21000.849
61-80%0.0.0.21000.6570.848
over 80%1.7280.21001.4323.316
total2.5240.4722.4225.310
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.5710.0.0.0.0.571
41-60%0.0.0.21000.0.0.2100
61-80%1.2390.4730.3691.929
over 80%3.6201.0391.0385.613
total5.3131.6321.3318.16
BE0-20%1.2400.21001.9333.324
21-40%3.0260.0.4.1227.116
41-60%11.9130.8506.91719.610
61-80%24.783.22517.11045.06
over 80%52.5511.51334.1798.03
total93.4415.71163.95172.91
BL/BS0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.21000.0.0.471
61-80%0.6580.31000.0.0.951
over 80%15.371.3402.32819.04
total16.361.8352.32820.43
FR0-20%0.0.0.0.0.0.0.0.
21-40%1.2430.0.0.6581.834
41-60%3.8220.21001.9315.917
61-80%5.2200.21005.31810.712
over 80%16.880.9515.61723.25
total27.051.24113.41041.63
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%0.41000.0.0.0.0.4100
over 80%3.1130.0.0.0.3.113
total3.750.0.0.0.3.75
GL0-20%0.0.0.0.0.4700.470
21-40%1.3370.0.0.21001.535
41-60%1.6350.21000.5582.328
61-80%2.5270.21001.3374.120
over 80%3.8211.9304.61810.39
total9.3122.3277.01418.55
GR0-20%1.4380.21000.6582.230
21-40%10.4141.0446.71718.110
41-60%24.994.22225.2854.35
61-80%33.876.81729.2769.84
over 80%20.799.91320.5951.05
total91.1422.1982.24195.42
JU0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%2.0300.0.0.0.2.030
61-80%4.3200.21001.2405.617
over 80%15.592.7267.31425.55
total21.962.9258.51333.43
LU0-20%0.4700.0.0.6561.042
21-40%0.6570.0.0.0.0.657
41-60%5.8170.0.0.6586.316
61-80%10.9120.21001.63512.711
over 80%15.590.8503.92220.17
total33.141.0456.61640.82
NE0-20%0.31000.0.0.0.0.3100
21-40%0.0.0.0.0.0.0.0.
41-60%2.3280.0.0.21002.527
61-80%5.4170.8500.4716.615
over 80%16.171.9280.65818.66
total24.152.7251.24128.03
NW0-20%0.0.0.0.0.0.0.0.
21-40%0.31000.0.0.21000.572
41-60%0.8560.0.0.31001.147
61-80%1.2420.0.1.3422.627
over 80%2.0330.5521.7324.117
total4.3180.5523.5228.27
OW0-20%0.6570.0.0.0.0.657
21-40%0.4700.21000.21000.849
41-60%3.1230.0.0.9444.019
61-80%2.5250.5583.1236.114
over 80%3.7210.5593.7208.011
total10.3111.2378.01219.44
SG0-20%0.4710.0.0.21000.657
21-40%2.5280.4710.9483.722
41-60%3.8230.0.3.0266.817
61-80%7.1160.7585.41913.211
over 80%10.5123.42417.2931.15
total24.484.52126.6755.53
SH0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%1.9310.0.0.0.1.931
over 80%9.870.4690.0.10.27
total11.940.4690.0.12.33
SO0-20%0.21000.0.0.0.0.2100
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%3.5240.5700.0.4.022
over 80%24.251.6350.94526.74
total29.032.1310.94532.12
SZ0-20%0.0.0.0.0.21000.2100
21-40%2.0310.0.0.4712.528
41-60%3.6220.21000.9494.619
61-80%3.1240.0.3.6236.715
over 80%6.5151.7346.41614.57
total15.391.83211.41128.54
TG0-20%0.7560.0.0.0.0.756
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%2.7240.0.0.4733.122
over 80%13.270.4571.63315.25
total17.740.4572.02920.12
TI0-20%0.8500.0.1.2412.032
21-40%4.4210.8502.5287.616
41-60%8.2151.3386.41715.911
61-80%7.6163.72319.5930.97
over 80%13.11216.31050.4579.83
total34.1722.2980.03136.22
UR0-20%0.21000.21000.0.0.471
21-40%0.4710.4720.3701.241
41-60%1.9310.5571.2403.721
61-80%4.7191.1401.9317.714
over 80%2.1291.4373.0236.613
total9.3133.7216.41519.56
VD0-20%1.7340.0.0.0.1.734
21-40%3.1250.0.0.4713.524
41-60%9.6140.0.1.04410.613
61-80%18.691.2413.32423.18
over 80%42.854.52010.41357.74
total75.835.71815.11196.62
VS0-20%0.8500.0.0.4711.241
21-40%6.0180.8503.52410.314
41-60%11.6135.31911.31328.28
61-80%12.0137.91521.1941.06
over 80%10.1139.51320.3939.86
total40.4623.5856.74120.62
ZG0-20%0.0.0.0.0.11000.1100
21-40%0.0.0.0.0.0.0.0.
41-60%0.11000.0.0.21000.371
61-80%1.0350.0.0.3711.329
over 80%2.2230.21001.6284.013
total3.3170.21002.2205.76
ZH0-20%0.0.0.0.0.0.0.0.
21-40%1.4360.0.0.0.1.436
41-60%1.3400.0.0.0.1.340
61-80%7.9150.21000.21008.214
over 80%37.240.21001.14438.44
total47.820.4711.24149.42
Switzerland0-20%9.7140.6585.61915.911
21-40%39.773.62420.21063.55
41-60%100.0413.21260.75173.93
61-80%168.0328.58117.04313.52
over 80%379.6274.15199.43653.11
total697.01120.04402.921219.81
© WSL, Swiss National Forest Inventory, 17.06.2020 #874428/340760
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.5560.0.0.0.0.556
21-40%1.1380.0.0.0.1.138
41-60%1.4370.21000.0.1.535
61-80%5.1190.21000.0.5.318
over 80%37.631.4370.0.39.03
total45.721.8330.0.47.52
AI0-20%0.0.0.0.0.0.0.0.
21-40%0.21000.0.0.21000.471
41-60%0.6570.0.0.21000.849
61-80%0.0.0.21000.6570.848
over 80%1.7280.21001.4323.316
total2.5240.4722.4225.310
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.5710.0.0.0.0.571
41-60%0.0.0.21000.0.0.2100
61-80%1.4360.4730.3692.127
over 80%3.7191.0391.0385.712
total5.6121.6321.3318.46
BE0-20%1.6350.21001.9333.723
21-40%4.2220.0.4.1228.315
41-60%13.3120.8507.11621.29
61-80%25.983.22517.11046.26
over 80%53.5511.61334.2799.43
total98.6315.81164.35178.81
BL/BS0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.21000.0.0.471
61-80%0.6580.31000.0.0.951
over 80%15.771.3402.32819.44
total16.761.8352.32820.83
FR0-20%0.0.0.0.0.0.0.0.
21-40%1.2430.0.0.6581.834
41-60%3.8220.21001.9315.917
61-80%5.4190.21005.31810.912
over 80%17.080.9515.61723.45
total27.451.24113.41042.03
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%0.41000.0.0.0.0.4100
over 80%3.1130.0.0.0.3.113
total3.750.0.0.0.3.75
GL0-20%0.0.0.0.0.4700.470
21-40%1.5350.0.0.21001.733
41-60%2.2300.21000.5582.925
61-80%2.5270.21001.6354.320
over 80%4.0201.9304.61810.59
total10.3122.3277.21319.85
GR0-20%2.4290.21000.8503.424
21-40%14.2121.2416.91722.49
41-60%27.384.42126.0857.65
61-80%34.277.21630.2771.64
over 80%21.699.91320.9952.45
total99.7422.9984.74207.42
JU0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%2.0300.0.0.0.2.030
61-80%4.4190.21001.2405.817
over 80%15.592.7267.51425.75
total22.162.9258.71333.72
LU0-20%0.4700.0.0.6561.042
21-40%0.6570.0.0.0.0.657
41-60%5.8170.0.0.6586.316
61-80%11.1120.21001.63512.911
over 80%15.590.8503.92220.17
total33.341.0456.61641.02
NE0-20%0.31000.0.0.0.0.3100
21-40%0.0.0.0.0.0.0.0.
41-60%2.3280.0.0.21002.527
61-80%5.6170.8500.4716.815
over 80%16.471.9280.65818.96
total24.652.7251.24128.53
NW0-20%0.0.0.0.0.0.0.0.
21-40%0.31000.0.0.21000.572
41-60%0.8560.0.0.31001.147
61-80%1.2420.0.1.3422.627
over 80%2.1310.5521.7324.317
total4.5180.5523.5228.47
OW0-20%0.8490.0.0.21001.044
21-40%0.8490.21000.21001.240
41-60%3.1230.0.1.1404.118
61-80%2.5250.5583.5226.514
over 80%3.7210.5594.0198.210
total10.9111.2379.01121.04
SG0-20%0.4710.0.0.21000.657
21-40%3.1250.4710.9484.420
41-60%5.1200.0.3.0268.116
61-80%8.0160.7585.41914.111
over 80%10.7123.42417.8931.95
total27.374.52127.3759.03
SH0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%2.1300.0.0.0.2.130
over 80%9.870.4690.0.10.27
total12.140.4690.0.12.53
SO0-20%0.21000.0.0.0.0.2100
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%3.5240.5700.0.4.022
over 80%24.651.6350.94527.24
total29.532.1310.94532.62
SZ0-20%0.0.0.0.0.21000.2100
21-40%2.3300.0.0.4712.727
41-60%3.6220.21000.9494.619
61-80%3.1240.0.3.6236.715
over 80%6.7151.8326.61515.17
total15.792.03011.71129.34
TG0-20%0.7560.0.0.0.0.756
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%2.7240.0.0.4733.122
over 80%13.470.4571.63315.45
total17.940.4572.02920.32
TI0-20%1.4380.0.1.2412.628
21-40%5.4190.8502.5288.615
41-60%8.6151.5356.61716.710
61-80%8.6153.92220.1932.67
over 80%13.71216.51051.0581.23
total37.6722.7981.43141.82
UR0-20%0.4710.21000.0.0.658
21-40%1.4380.4720.3702.230
41-60%1.9310.5571.2403.721
61-80%5.1191.1401.9318.114
over 80%2.1291.4373.0236.613
total11.0123.7216.41521.16
VD0-20%1.7340.0.0.0.1.734
21-40%3.5240.0.0.4713.922
41-60%10.2130.0.1.04411.213
61-80%19.091.2413.32423.58
over 80%43.054.52010.61358.14
total77.435.71815.31098.42
VS0-20%1.0450.0.0.6581.635
21-40%8.4151.0453.72313.112
41-60%13.8125.31911.51330.67
61-80%12.8127.91521.5942.26
over 80%10.5139.51320.3940.26
total46.5623.7857.74127.82
ZG0-20%0.0.0.0.0.11000.1100
21-40%0.0.0.0.0.0.0.0.
41-60%0.11000.0.0.21000.371
61-80%1.2330.0.0.3711.528
over 80%2.2230.21001.6284.013
total3.5150.21002.2206.05
ZH0-20%0.0.0.0.0.0.0.0.
21-40%1.4360.0.0.0.1.436
41-60%1.5370.0.0.0.1.537
61-80%8.2140.21000.21008.614
over 80%37.840.21001.14439.03
total48.920.4711.24150.51
Switzerland0-20%12.3130.6586.21819.110
21-40%51.064.02220.61075.65
41-60%109.0413.61262.25184.83
61-80%174.7329.18119.64323.52
over 80%385.8274.65202.13662.51
total732.91121.94410.721265.61
© WSL, Swiss National Forest Inventory, 17.06.2020 #874429/340761
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.5560.0.0.0.0.556
21-40%1.1380.0.0.0.1.138
41-60%1.4370.21000.0.1.535
61-80%5.1190.21000.0.5.318
over 80%37.631.4370.0.39.03
total45.721.8330.0.47.52
AI0-20%0.0.0.0.0.0.0.0.
21-40%0.21000.0.0.21000.471
41-60%0.6570.0.0.21000.849
61-80%0.0.0.21000.6570.848
over 80%1.7280.21001.4323.316
total2.5240.4722.4225.310
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.5710.0.0.0.0.571
41-60%0.0.0.21000.0.0.2100
61-80%1.2390.4730.3691.929
over 80%3.6201.0391.0385.613
total5.3131.6321.3318.16
BE0-20%1.6350.21001.9333.723
21-40%3.2250.0.4.1227.316
41-60%13.1120.8507.31621.29
61-80%25.983.22517.31046.46
over 80%53.9511.61335.07100.63
total97.8315.81165.54179.21
BL/BS0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.21000.0.0.471
61-80%0.6580.31000.0.0.951
over 80%15.671.3402.32819.24
total16.661.8352.32820.73
FR0-20%0.21000.0.0.0.0.2100
21-40%1.3400.0.0.6582.032
41-60%3.8220.21001.9315.917
61-80%5.5190.21005.31810.912
over 80%17.080.9515.61723.45
total27.851.24113.41042.42
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%0.41000.0.0.0.0.4100
over 80%3.3130.0.0.0.3.313
total3.970.0.0.0.3.97
GL0-20%0.0.0.0.0.4700.470
21-40%1.3370.0.0.21001.535
41-60%1.7330.21000.9452.925
61-80%2.7260.21001.6354.519
over 80%4.0201.9305.21611.18
total9.8122.3278.21220.34
GR0-20%1.4380.21000.8502.429
21-40%10.6141.2417.31619.110
41-60%26.184.42126.0856.45
61-80%35.377.41630.2772.94
over 80%21.199.91321.6952.65
total94.5423.1985.94203.51
JU0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%2.0300.0.0.0.2.030
61-80%4.3200.21001.2405.617
over 80%15.592.7267.31425.55
total21.962.9258.51333.43
LU0-20%0.6570.0.0.6561.239
21-40%0.6570.0.0.0.0.657
41-60%5.9160.0.0.6586.515
61-80%10.9120.21001.63512.711
over 80%15.790.8504.02120.57
total33.741.0456.81641.62
NE0-20%0.31000.0.0.0.0.3100
21-40%0.0.0.0.0.0.0.0.
41-60%2.3280.0.0.21002.527
61-80%5.4170.8500.4716.615
over 80%16.172.1270.65818.86
total24.152.9241.24128.23
NW0-20%0.0.0.0.0.0.0.0.
21-40%0.31000.0.0.21000.572
41-60%0.8560.0.0.31001.147
61-80%1.2420.0.1.3422.627
over 80%2.1310.5521.7324.316
total4.4170.5523.5228.46
OW0-20%0.6570.0.0.0.0.657
21-40%0.4700.21000.21000.849
41-60%3.1230.0.1.1404.118
61-80%2.5250.5583.1236.114
over 80%3.7210.5594.0198.210
total10.3111.2378.31219.84
SG0-20%0.6570.0.0.21000.849
21-40%2.7270.4710.9483.921
41-60%3.8230.0.3.0266.817
61-80%7.1160.7586.01813.811
over 80%10.7123.62319.2833.55
total25.084.72029.3659.03
SH0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%1.9310.0.0.0.1.931
over 80%9.870.4690.0.10.27
total11.940.4690.0.12.33
SO0-20%0.21000.0.0.0.0.2100
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%3.5240.5700.0.4.022
over 80%24.251.6350.94526.74
total29.032.1310.94532.12
SZ0-20%0.0.0.0.0.21000.2100
21-40%2.0310.0.0.4712.528
41-60%3.8220.21000.9494.819
61-80%3.1240.0.3.6236.715
over 80%6.7142.0307.01515.76
total15.792.22912.11029.93
TG0-20%0.7560.0.0.0.0.756
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%2.7240.0.0.4733.122
over 80%13.270.4571.63315.25
total17.740.4572.02920.12
TI0-20%1.8330.0.1.4383.225
21-40%5.0200.8502.5288.215
41-60%9.8141.7337.41618.810
61-80%10.1143.92221.1935.17
over 80%15.31116.91053.0585.23
total41.9623.3885.33150.61
UR0-20%0.6580.21000.0.0.850
21-40%0.4710.4720.3701.241
41-60%2.3280.5571.4374.220
61-80%5.1181.1401.9318.114
over 80%2.7261.4373.6217.812
total11.1113.7217.21422.05
VD0-20%1.7340.0.0.0.1.734
21-40%3.1250.0.0.4713.524
41-60%9.6140.0.1.34010.813
61-80%19.291.2413.32423.78
over 80%43.454.72010.81358.83
total76.935.91815.71098.52
VS0-20%1.0450.0.0.8501.833
21-40%6.2180.8503.52410.514
41-60%12.8125.31911.91230.07
61-80%13.5128.11521.9943.66
over 80%10.5139.51320.5940.46
total44.0623.7858.64126.32
ZG0-20%0.0.0.0.0.11000.1100
21-40%0.0.0.0.0.0.0.0.
41-60%0.11000.0.0.21000.371
61-80%1.0350.0.0.3711.329
over 80%2.2230.21001.8254.112
total3.3170.21002.4185.95
ZH0-20%0.0.0.0.0.0.0.0.
21-40%1.4360.0.0.0.1.436
41-60%1.3400.0.0.0.1.340
61-80%7.9150.21000.21008.214
over 80%37.240.21001.14438.44
total47.820.4711.24149.42
Switzerland0-20%12.3130.6586.41819.310
21-40%41.373.82320.81065.95
41-60%106.2413.81264.45184.33
61-80%176.2329.58121.44327.12
over 80%386.8275.85209.23671.81
total722.71123.44422.221268.40
© WSL, Swiss National Forest Inventory, 17.06.2020 #874430/340762
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%2.8271.8331.4371.7351.0450.4719.115
21-40%7.6166.4173.8233.7238.4151.63531.58
41-60%23.0916.8108.5158.71516.4114.02277.45
61-80%86.2427.1815.6115.61916.9107.716159.23
over 80%234.7229.1820.494.8198.0156.517303.52
total354.3181.4449.7524.5850.6520.19580.61
inside perimeter0-20%0.0.0.0.0.21000.21000.4710.21001.045
21-40%0.21000.4710.6583.3241.0451.4386.917
41-60%0.21001.8331.4383.3243.3242.52812.612
61-80%8.3154.5213.7237.8156.8175.91837.17
over 80%14.8117.9167.2167.9153.52214.11155.46
total23.5914.71113.11222.5815.01124.18113.04
outside perimeter0-20%0.0.2.0310.8501.8330.8500.6576.018
21-40%0.0.3.6232.2305.2199.5143.92224.49
41-60%1.04518.0107.91612.21218.51016.51074.15
61-80%10.31436.9716.11120.9918.21025.58127.94
over 80%23.1929.8825.4811.9128.61532.37131.24
total34.3790.3452.4552.0555.7578.84363.62
total0-20%2.8273.9232.4283.6232.2301.24116.011
21-40%7.91610.5136.61712.11218.9106.81762.75
41-60%24.1936.7717.81024.2838.2623.09164.03
61-80%104.8468.5535.4734.4641.9639.26324.22
over 80%272.6266.9453.0524.7820.1952.95490.11
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 17.06.2020 #874431/340763
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
landslide/mudflow SilvaProtect
n/ainside perimeteroutside perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG0-20%0.5560.0.0.0.0.556
21-40%1.1380.0.0.0.1.138
41-60%1.4370.21000.0.1.535
61-80%5.1190.21000.0.5.318
over 80%37.631.4370.0.39.03
total45.721.8330.0.47.52
AI0-20%0.0.0.0.0.0.0.0.
21-40%0.21000.0.0.21000.471
41-60%0.6570.0.0.21000.849
61-80%0.0.0.21000.6570.848
over 80%1.7280.21001.4323.316
total2.5240.4722.4225.310
AR0-20%0.0.0.0.0.0.0.0.
21-40%0.5710.0.0.0.0.571
41-60%0.0.0.21000.0.0.2100
61-80%1.4360.4730.3692.127
over 80%3.7191.0391.0385.712
total5.6121.6321.3318.46
BE0-20%2.0310.21001.9334.122
21-40%4.4210.0.4.1228.515
41-60%15.1110.8507.31623.29
61-80%27.183.22517.31047.56
over 80%55.2511.61335.07101.83
total103.8315.81165.54185.21
BL/BS0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.21000.0.0.471
61-80%0.6580.31000.0.0.951
over 80%16.061.3402.32819.64
total17.061.8352.32821.13
FR0-20%0.21000.0.0.0.0.2100
21-40%1.5370.0.0.6582.231
41-60%3.8220.21001.9315.917
61-80%5.7190.21005.31811.112
over 80%17.280.9515.61723.65
total28.451.24113.41043.02
GE0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%0.41000.0.0.0.0.4100
over 80%3.3130.0.0.0.3.313
total3.970.0.0.0.3.97
GL0-20%0.0.0.0.0.4700.470
21-40%1.5350.0.0.21001.733
41-60%2.4280.21000.9453.523
61-80%2.9250.21001.6354.718
over 80%4.6191.9305.21611.78
total11.4112.3278.21221.94
GR0-20%2.4290.21001.0453.623
21-40%14.8111.2417.51623.69
41-60%28.984.82026.8860.45
61-80%35.877.61631.2774.54
over 80%22.299.91321.8953.95
total104.1423.7888.24216.01
JU0-20%0.21000.0.0.0.0.2100
21-40%0.0.0.0.0.0.0.0.
41-60%2.0300.0.0.0.2.030
61-80%4.4190.21001.2405.817
over 80%15.592.7267.51425.75
total22.162.9258.71333.72
LU0-20%0.6570.0.0.6561.239
21-40%0.6570.0.0.0.0.657
41-60%5.9160.0.0.6586.515
61-80%11.1120.21001.63512.911
over 80%15.790.8504.22120.77
total33.941.0457.01542.02
NE0-20%0.31000.0.0.0.0.3100
21-40%0.0.0.0.0.0.0.0.
41-60%2.3280.0.0.21002.527
61-80%5.6170.8500.4716.815
over 80%16.472.1270.65819.16
total24.652.9241.24128.63
NW0-20%0.0.0.0.0.0.0.0.
21-40%0.31000.0.0.21000.572
41-60%0.8560.0.0.31001.147
61-80%1.2420.0.1.3422.627
over 80%2.3290.5521.7324.515
total4.6170.5523.5228.66
OW0-20%0.8490.0.0.21001.044
21-40%0.8490.21000.21001.240
41-60%3.3220.0.1.2374.518
61-80%2.5250.5583.5226.514
over 80%3.7210.5594.0198.210
total11.1111.2379.11121.44
SG0-20%0.6570.0.0.21000.849
21-40%3.3240.4710.9484.620
41-60%5.1200.0.3.0268.116
61-80%8.0160.7586.01814.711
over 80%10.9123.62319.2833.75
total27.974.72029.3661.93
SH0-20%0.0.0.0.0.0.0.0.
21-40%0.0.0.0.0.0.0.0.
41-60%0.21000.0.0.0.0.2100
61-80%2.1300.0.0.0.2.130
over 80%9.870.4690.0.10.27
total12.140.4690.0.12.53
SO0-20%0.21000.0.0.0.0.2100
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%3.5240.5700.0.4.022
over 80%24.651.6350.94527.24
total29.532.1310.94532.62
SZ0-20%0.0.0.0.0.21000.2100
21-40%2.5280.0.0.4712.926
41-60%3.8220.21000.9494.819
61-80%3.1240.0.3.6236.715
over 80%6.9142.0307.01515.97
total16.392.22912.11030.53
TG0-20%0.7560.0.0.0.0.756
21-40%0.5680.0.0.0.0.568
41-60%0.6580.0.0.0.0.658
61-80%2.7240.0.0.4733.122
over 80%13.470.4571.63315.45
total17.940.4572.02920.32
TI0-20%2.4290.0.1.4383.823
21-40%6.2181.0442.5289.614
41-60%10.9131.7337.41620.09
61-80%11.4133.92221.3936.67
over 80%15.31116.91053.2585.43
total46.1623.5885.73155.41
UR0-20%0.6580.21000.0.0.850
21-40%1.4380.4720.3702.230
41-60%2.7260.5571.4374.619
61-80%5.9171.1401.9318.913
over 80%2.7261.4373.6217.812
total13.3103.7217.21424.25
VD0-20%1.7340.0.0.0.1.734
21-40%3.7230.0.0.4714.122
41-60%10.2130.0.1.34011.412
61-80%19.691.2413.32424.18
over 80%43.654.72010.81359.03
total78.735.91815.710100.32
VS0-20%1.2410.0.0.8502.032
21-40%9.2151.2413.72314.212
41-60%16.3115.31912.11233.67
61-80%14.7118.11522.1845.05
over 80%11.1139.51320.5941.06
total52.5524.1859.34135.82
ZG0-20%0.0.0.0.0.11000.1100
21-40%0.0.0.0.0.0.0.0.
41-60%0.11000.0.0.21000.371
61-80%1.2330.0.0.3711.528
over 80%2.2230.21001.8254.112
total3.5150.21002.4186.14
ZH0-20%0.0.0.0.0.0.0.0.
21-40%1.4360.0.0.0.1.436
41-60%1.5370.0.0.0.1.537
61-80%8.4140.21000.21008.814
over 80%37.840.21001.14439.03
total49.120.4711.24150.71
Switzerland0-20%14.7120.6586.81722.19
21-40%54.464.42121.21080.05
41-60%118.8414.21265.55198.53
61-80%184.5329.78123.24337.32
over 80%393.4275.85210.03679.21
total765.71124.64426.721317.10
© WSL, Swiss National Forest Inventory, 17.06.2020 #874432/340764
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%3.0261.8332.0311.7351.0450.85010.314
21-40%8.9158.1164.6215.12010.8132.92640.47
41-60%26.8820.0109.71410.61319.2105.71892.04
61-80%88.5428.9817.6106.21819.7109.314170.33
over 80%239.2230.8821.295.2198.8156.917312.12
total366.4189.7455.2528.8759.5525.68625.11
inside perimeter0-20%0.0.0.0.0.21000.21000.4710.21001.045
21-40%0.21000.4710.6583.3241.6351.7337.916
41-60%0.21002.0311.6353.7233.5232.92614.012
61-80%8.3154.7214.1228.7157.2166.51739.57
over 80%15.2118.3157.6167.9153.92114.91157.86
total23.9915.51114.11123.7816.71026.38120.24
outside perimeter0-20%0.0.2.3301.0441.8331.0450.8506.717
21-40%0.0.3.8232.4285.61911.3135.81828.98
41-60%1.04518.9108.81512.81220.1918.11079.65
61-80%10.31438.5717.91021.1918.81026.98133.54
over 80%23.7930.6826.4712.2129.21433.17135.13
total34.9794.0456.6553.4560.4584.73384.02
total0-20%3.0264.1223.2243.6232.4291.83318.010
21-40%9.11512.3127.61613.91123.8910.51377.25
41-60%28.0840.9620.2927.1842.8626.78185.73
61-80%107.1472.1439.6636.0645.7642.76343.32
over 80%278.1269.8455.2425.3821.9954.95505.11
total425.21199.21125.92105.92136.62136.621129.41
© WSL, Swiss National Forest Inventory, 17.06.2020 #874433/340765
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%2.7261.7331.8311.5351.3380.7509.514
21-40%9.2147.8155.1185.01910.3132.62640.17
41-60%26.9819.3910.7129.81318.796.01791.34
61-80%88.4430.5718.497.41520.099.613174.23
over 80%237.8231.3720.585.3178.8147.116310.92
total365.0190.5456.5529.0759.1526.08626.01
inside perimeter0-20%0.0.0.0.0.21000.21000.5580.21001.141
21-40%0.21000.4710.5583.1231.6331.7317.515
41-60%0.21001.8311.6333.9213.4223.02413.811
61-80%8.2144.5204.3209.0136.7166.71639.47
over 80%14.1118.8148.0147.5143.72115.41057.55
total22.6915.51014.61023.7816.01027.07119.44
outside perimeter0-20%0.0.2.0301.1411.6330.9450.7506.217
21-40%0.0.3.8222.6265.11811.2126.61629.38
41-60%0.94519.299.81313.11119.8917.3979.94
61-80%10.41338.3617.3921.3820.0926.47133.83
over 80%23.2830.4726.1712.9119.21332.17133.83
total34.5793.7356.8453.8461.1483.03383.02
total0-20%2.7263.7223.0243.2232.7261.63316.810
21-40%9.41411.9128.21413.11123.2811.01276.95
41-60%27.9840.3622.1826.7741.9626.27185.13
61-80%107.0473.3440.0637.7646.7542.76347.42
over 80%275.1270.4454.6425.7721.7854.64502.21
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Swiss National Forest Inventory, 17.06.2020 #874434/340766
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%3.2252.1313.0261.9331.4380.85012.313
21-40%8.9158.9155.8185.31912.4124.32145.67
41-60%26.8821.5911.61312.31223.0911.213106.44
61-80%89.2433.3720.298.01525.0815.011190.73
over 80%240.2233.3724.988.71513.21210.613330.92
total368.2199.0465.4536.2775.0441.96685.81
inside perimeter0-20%0.0.0.0.0.21000.21000.4710.21001.045
21-40%0.21000.4710.6583.3241.9331.7338.115
41-60%0.21002.0311.6354.3213.5233.32415.011
61-80%8.3154.7214.3218.7157.4167.11640.57
over 80%15.6118.3157.6167.9153.92115.51158.86
total24.3915.51114.31124.3817.11027.98123.44
outside perimeter0-20%0.0.3.0251.0441.8331.4381.6358.715
21-40%0.0.4.0222.6275.81811.7136.21730.38
41-60%1.04519.3109.81414.61120.8922.2987.65
61-80%10.31438.7719.41021.9920.8933.47144.43
over 80%23.9932.1729.4712.8129.21437.86145.13
total35.1797.1362.3456.8463.84101.13416.22
total0-20%3.2255.1204.2213.8233.2252.62822.09
21-40%9.11513.3129.01414.31126.0812.31284.05
41-60%28.0842.8623.0931.2747.2636.77208.93
61-80%107.7476.8443.8638.6653.1555.55375.62
over 80%279.6273.7461.9429.3726.4863.94534.81
total427.61211.61142.02117.32155.92170.911225.30
© WSL, Swiss National Forest Inventory, 17.06.2020 #874435/340767
NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%2.9251.8312.7261.8311.6330.75011.512
21-40%9.2148.5146.5165.21811.9124.02145.46
41-60%27.1821.0912.71111.31222.6811.212105.84
61-80%88.9435.0721.199.21425.3814.811194.33
over 80%238.8234.0723.988.91413.71111.012330.42
total367.01100.3366.9436.4675.2441.76687.51
inside perimeter0-20%0.0.0.0.0.21000.21000.5580.21001.141
21-40%0.21000.4710.5583.1231.8311.7317.715
41-60%0.21001.8311.6334.4203.4223.32314.711
61-80%8.2144.5204.5199.0136.9167.21540.36
over 80%14.4118.8148.0147.5143.72116.11058.55
total22.9815.51014.81024.2816.31028.67122.34
outside perimeter0-20%0.0.2.7261.1411.6331.2381.4357.915
21-40%0.0.3.9212.8255.21811.8127.11530.97
41-60%0.94519.6910.71214.71020.5921.4887.74
61-80%10.41338.5618.6922.0821.8832.27143.43
over 80%23.4832.1728.9713.4119.41336.76143.93
total34.7796.8362.0456.8464.6498.93413.82
total0-20%2.9254.6203.9213.5223.4232.32820.69
21-40%9.41412.8119.81313.51125.5812.91184.04
41-60%28.1842.3624.9830.4746.5535.96208.23
61-80%107.5478.0444.1540.2654.0554.35378.02
over 80%276.7274.8460.9429.8726.8863.84532.81
total424.61212.61143.72117.42156.22169.211223.60
© WSL, Swiss National Forest Inventory, 17.06.2020 #874436/340768
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.1201.0450.21000.21000.4710.21007.117
21-40%5.8192.5294.0223.0264.6210.47120.210
41-60%20.6915.3117.5166.31814.0123.12566.85
61-80%62.1527.0812.6128.51520.495.319136.04
over 80%260.7235.6725.386.61711.21311.113350.42
total354.3181.4449.7524.5850.6520.19580.61
inside perimeter0-20%0.0.0.21000.21000.0.0.0.0.0.0.471
21-40%0.0.0.21000.6580.8500.6580.4712.628
41-60%0.4711.0450.6584.9202.4291.63510.913
61-80%3.6243.5242.4297.5165.4194.42126.88
over 80%19.5109.8149.4149.3136.51617.81072.35
total23.5914.71113.11222.5815.01124.18113.04
outside perimeter0-20%0.21002.1311.0440.21000.21000.6584.322
21-40%0.21005.1201.8332.7284.5211.43815.611
41-60%0.85010.4134.22210.31318.4106.21750.36
61-80%4.72028.0812.41220.1921.0920.49106.54
over 80%28.5844.8633.1718.7911.61250.25186.93
total34.3790.3452.4552.0555.7578.84363.62
total0-20%5.3193.3241.4370.4710.6580.85011.813
21-40%6.0187.8166.4176.4179.7142.13038.47
41-60%21.8926.7812.31221.5934.8711.013128.04
61-80%70.4558.5527.4836.1646.9530.17269.32
over 80%308.6190.2367.7434.6629.4779.13609.61
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 17.06.2020 #874437/340769
NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 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
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.1201.0450.21000.8501.0450.6588.715
21-40%7.0174.1225.8185.4197.2164.12233.68
41-60%21.8919.0109.91410.21418.4107.41686.85
61-80%64.8530.4815.11110.31323.697.316151.53
over 80%265.8238.2726.487.61513.21212.612363.92
total364.5192.7457.4534.3763.5532.07644.51
inside perimeter0-20%0.0.0.21000.21000.0.0.0.0.0.0.471
21-40%0.0.0.21000.8500.8501.0440.8503.624
41-60%0.4711.0451.2415.1192.8272.32912.812
61-80%3.6243.7232.6287.9155.8184.82028.48
over 80%19.71010.0149.4149.5137.11618.8974.45
total23.7915.11114.11123.3816.91026.78119.74
outside perimeter0-20%0.21002.3301.0440.4710.4711.0455.319
21-40%0.21005.3192.0313.3255.7192.92619.410
41-60%0.85010.8135.41911.31320.899.01458.16
61-80%4.72029.0813.21221.1923.1823.78114.84
over 80%28.7846.3634.5620.1912.41254.75196.63
total34.5793.6456.0556.2462.5491.33394.12
total0-20%5.3193.5241.4371.2411.4381.63514.412
21-40%7.2169.6148.6159.51413.9117.81556.66
41-60%23.1930.8716.51026.6842.1618.710157.73
61-80%73.0563.1530.8739.4652.6535.77294.72
over 80%314.2194.5370.2337.1632.8786.13634.91
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 17.06.2020 #874438/340770
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