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NFI4
forest area
landslide/mudflow SilvaProtect · degree of cover of regeneration (7 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
landslide/mudflow SilvaProtectdegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a< 1%10.2143.6232.9261.6355.1204.12227.58
1-4%30.9813.81211.6137.81615.9117.21687.25
5-9%34.6713.8129.01511.01310.4148.71587.55
10-25%86.1435.3717.81011.21320.499.914180.63
26-50%75.4518.31010.7135.31910.2145.519125.44
51-75%65.259.7146.6172.7285.7181.53591.44
76-100%67.054.3223.6230.6581.8330.65877.95
total369.3198.8462.2540.2669.5437.57677.51
inside perimeter< 1%0.21000.21001.7330.6571.3381.6355.619
1-4%1.2411.6352.0315.8185.6197.01723.19
5-9%3.6243.3251.8335.3192.1306.91723.19
10-25%6.8174.7214.3216.9165.3197.71635.87
26-50%5.1202.3302.8274.3211.7353.22519.410
51-75%3.0261.4381.2410.4711.4380.8508.216
76-100%4.0221.5380.8500.21000.0.0.21006.717
total23.9915.11114.51123.5817.51027.58121.94
outside perimeter< 1%0.4713.6234.5203.9228.6156.41727.48
1-4%1.83310.7137.31613.71115.01123.7872.25
5-9%4.72016.2117.01611.71210.81322.6972.95
10-25%10.21431.3716.11018.61016.31024.18116.64
26-50%9.11518.91013.2127.4169.81412.11270.35
51-75%6.3188.7156.4172.2303.8232.92630.38
76-100%2.2305.6193.2250.0.0.4711.43812.713
total34.7794.9457.6557.5464.6493.33402.52
total< 1%10.8137.4169.1146.11815.01112.11260.66
1-4%33.9726.1820.9927.3836.4737.96182.53
5-9%42.9633.3717.71028.0823.3938.26183.53
10-25%103.2471.3538.1636.7642.0641.76333.02
26-50%89.5439.4726.6817.01021.7920.89215.13
51-75%74.4519.81014.2115.31911.0135.319129.94
76-100%73.1511.4137.6160.8502.3302.23097.34
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #864994/331325
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