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NFI2
forest area
avalanches SilvaProtect · stand stability
unit of reference: economic 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
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
critical1.8330.4710.4712.528
less stable37.761.43813.01152.15
stable73.442.82613.51189.63
total113.324.62026.88144.81
Eastern Juran/a0.0.0.0.0.0.0.0.
critical0.7580.0.0.0.0.758
less stable13.0110.0.1.24014.310
stable27.960.0.2.92630.85
total41.630.0.4.12245.72
Western Plateaun/a0.0.0.0.0.0.0.0.
critical1.2400.0.0.0.1.240
less stable20.080.0.1.93321.87
stable20.980.0.3.12524.07
total42.030.0.5.01947.02
Central Plateaun/a0.6580.0.0.0.0.658
critical4.1200.0.0.6584.719
less stable28.370.0.3.72332.06
stable26.570.0.5.21831.76
total59.530.0.9.41369.01
Eastern Plateaun/a0.4700.0.0.0.0.470
critical4.3210.0.0.21004.421
less stable37.660.0.2.52840.26
stable57.840.0.2.72760.64
total100.220.0.5.519105.61
Western Pre-Alpsn/a0.0.0.0.0.31000.3100
critical1.6360.21002.5294.221
less stable8.3152.7279.21320.28
stable5.7181.4378.41515.510
total15.6104.32120.4840.33
Central Pre-Alpsn/a0.8500.21000.4711.337
critical4.6211.1452.5288.315
less stable22.593.42421.3947.35
stable20.090.94417.31038.26
total47.955.61841.6595.12
Eastern Pre-Alpsn/a1.6350.0.0.0.1.635
critical2.3280.21002.5285.119
less stable16.0101.73316.7934.46
stable13.0120.85012.91226.67
total32.962.72632.1667.73
Northwestern Alpsn/a0.6580.21000.4711.240
critical2.7271.4371.2415.419
less stable7.0166.11811.41224.57
stable7.3162.23010.51320.09
total17.61010.01323.5851.13
Central Alpsn/a0.6580.4710.21001.240
critical2.3281.9300.8505.018
less stable3.8202.1293.7219.611
stable2.7250.4712.0305.118
total9.5124.8186.71520.95
Northeastern Alpsn/a0.0.0.6580.5571.140
critical1.0450.6591.3382.826
less stable3.2243.6237.11513.99
stable3.5231.6363.7228.814
total7.6156.41612.71026.65
Southwestern Alpsn/a0.6580.6580.6581.933
critical3.0261.9314.7209.614
less stable9.21412.21224.3845.65
stable11.7128.21522.0941.96
total24.5822.9851.6599.02
Southeastern Alpsn/a0.4710.0.1.8332.230
critical3.7232.3305.71811.713
less stable23.999.11425.5858.55
stable22.795.61820.7948.95
total50.6517.01053.75121.32
Southern Alpsn/a0.0.0.0.0.8500.850
critical1.4381.0456.7179.114
less stable7.2165.21941.5653.95
stable11.6135.71842.1659.35
total20.1911.91291.13123.12
Switzerlandn/a6.1182.0325.12013.112
critical34.7710.91329.1874.75
less stable237.7347.76183.03468.42
stable304.5229.58167.13501.12
total583.0190.14384.321057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853349/319680
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