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NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover of assured regeneration
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
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/aless than 1%17.8105.6196.2172.2307.7165.11944.57
1-4%40.5716.11111.5138.91517.7108.315103.04
5-9%44.0617.1119.71410.3149.8147.71698.74
10-25%96.9433.6717.71011.41320.9910.114190.63
26-50%73.5514.5129.9145.1207.9164.720115.64
51-75%54.869.3155.1201.7354.7201.24176.65
76-100%41.872.7282.2300.6580.8500.47148.46
total369.3198.8462.2540.2669.5437.57677.51
inside perimeterless than 1%0.6580.21002.1301.1402.6282.8279.514
1-4%2.0322.9272.4296.4175.3197.61626.68
5-9%4.5212.7282.1305.3192.2306.71723.59
10-25%6.7175.3194.2226.7165.1196.91734.97
26-50%4.5211.7352.4293.6231.6352.82616.711
51-75%3.6241.2411.0450.4710.6580.4717.217
76-100%2.0321.1440.4710.0.0.0.0.21003.724
total23.9915.11114.51123.5817.51027.58121.94
outside perimeterless than 1%1.0454.4216.0174.72012.4129.51438.07
1-4%2.82712.3129.51414.01113.81223.9876.35
5-9%5.11917.0105.81811.91211.81322.4974.05
10-25%11.81335.0717.01018.21016.41024.78123.14
26-50%7.91615.31113.1127.4168.4158.41560.56
51-75%5.1207.4164.3221.3411.7352.92622.69
76-100%1.0453.5242.0320.0.0.21001.4388.016
total34.7794.9457.6557.5464.6493.33402.52
totalless than 1%19.41010.21414.2118.11522.7917.41092.04
1-4%45.3631.2823.4929.3736.8739.96205.83
5-9%53.7636.7717.71027.6823.7936.87196.23
10-25%115.3473.9438.8636.4642.4641.76348.62
26-50%86.0431.5825.4816.01117.91016.011192.83
51-75%63.5517.91010.3143.3256.9174.521106.44
76-100%44.767.3174.5210.6581.0451.93160.15
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #864551/330882
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