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NFI2
forest area
landslide/mudflow SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
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) %± %± %± %± %± %± %±
n/a0-20%0.70.21.00.32.10.51.60.50.90.30.50.21.00.1
21-40%2.10.34.20.64.10.74.50.98.01.02.50.53.70.2
41-60%6.30.510.20.98.11.010.51.314.71.36.50.88.70.4
61-80%20.90.915.81.114.21.36.81.016.01.38.81.015.60.5
over 80%56.21.015.71.117.51.47.41.18.51.06.20.827.00.5
total86.10.746.81.546.11.830.91.848.11.824.51.456.00.6
inside perimeter0-20%0.0.0.0.0.10.10.20.20.30.20.10.10.10.0
21-40%0.00.00.20.10.40.22.80.71.20.41.00.30.70.1
41-60%0.00.01.00.31.10.43.70.82.20.52.00.51.20.1
61-80%1.90.32.20.53.00.67.41.14.70.84.20.73.30.2
over 80%3.60.43.90.65.40.86.71.02.50.59.01.04.80.3
total5.70.57.30.810.11.120.71.711.01.116.31.310.10.4
outside perimeter0-20%0.0.1.40.40.70.31.50.50.90.30.90.30.70.1
21-40%0.0.1.90.41.90.54.90.97.50.93.60.62.50.2
41-60%0.20.19.10.96.90.912.41.413.31.213.01.17.10.3
61-80%2.40.318.31.213.61.318.71.613.31.219.51.311.80.4
over 80%5.60.515.21.120.71.510.91.35.90.822.11.411.80.4
total8.20.645.91.543.81.948.42.040.91.759.21.734.00.5
total0-20%0.70.22.40.53.00.63.20.72.10.51.50.41.80.2
21-40%2.10.36.30.76.40.912.21.316.71.37.20.96.90.3
41-60%6.50.520.21.216.21.326.61.830.31.621.51.417.10.5
61-80%25.20.936.31.530.91.732.91.934.11.732.51.630.60.6
over 80%65.41.034.81.443.61.825.01.716.91.337.41.643.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865711/332042
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