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NFI5
forest area
protection forest against hillslope debris flows/landslides (2022) · transportation system plan
regional demarcation: protection forest region
unit: 1000 ha
evaluation area: accessible forest
grid: 1.4 km grid, subgrids 1-5
state 2018/26
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern Alps Southeastern AlpsSouthern AlpsSwitzerland
protection forest against hillslope debris flows/landslides (2022)transportation system plan1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%1000 ha±%
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid road0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and cable line0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and flight path0.0.0.0.0.0.0.0.0.0.0.0.0.0.
no access intended0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid trail with traction aid winch0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid trail without traction aid winch0.0.0.0.0.0.0.0.0.0.0.0.0.0.
only road0.0.0.0.0.0.0.0.0.0.0.0.0.0.
agricultural land0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0.0.0.
insiden/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid road9.5190.7711.4501.1581.8451.25715.615
road and cable line1.0588.3206.62310.4189.2198.52044.19
road and flight path0.31004.5286.3236.7233.43213.31634.710
no access intended2.4371.8450.7716.7231.8451.05814.515
road and skid trail with traction aid winch0.7700.0.1.0580.0.0.41000.0.2.041
road and skid trail without traction aid winch0.0.0.0.0.31000.0.0.0.0.0.0.3100
only road5.2263.3342.5384.6282.2413.03520.813
agricultural land1.4500.41000.41000.0.0.7710.31003.233
total20.71318.91319.21329.51119.51327.311135.15
outsiden/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid road108.6538.7913.2164.2296.02413.316184.04
road and cable line10.41877.3636.11024.51262.0732.79243.03
road and flight path0.310018.91427.41118.31425.61254.07144.55
no access intended21.71224.11220.11337.31035.91042.68181.74
road and skid trail with traction aid winch171.437.1236.5232.5388.1210.4100195.93
road and skid trail without traction aid winch4.2290.7710.0.0.0.0.31000.41005.625
only road53.3823.61219.41310.01912.7162.141121.05
agricultural land35.1107.5227.3223.9305.7250.0.59.67
total405.11197.83130.05100.65156.34145.431135.21
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
road and skid road118.1539.3914.6155.3267.72114.515199.54
road and cable line11.41785.6642.8934.81071.2741.28287.03
road and flight path0.77123.41233.71025.01229.11167.36179.14
no access intended24.11225.91220.81343.9937.71043.68196.24
road and skid trail with traction aid winch172.137.1237.4222.5388.4200.4100198.03
road and skid trail without traction aid winch4.2290.7710.31000.0.0.31000.41005.924
only road58.5726.91121.81314.61514.8155.126141.75
agricultural land36.697.8217.7213.9306.4240.310062.87
total425.81216.73149.24130.15175.84172.721270.31
© WSL, Swiss National Forest Inventory, 05.03.2024 #1220267/402016

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1220267. Birmensdorf, Swiss Federal Research Institute WSL

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