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NFI2
forest area
landslide/mudflow SilvaProtect · time of last treatment (classes of 10 years)
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 SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a1.10.210.61.417.32.122.83.122.32.139.53.39.80.5
less than 10 years ago64.01.136.72.236.32.618.02.924.72.27.81.947.30.8
11-20 years ago23.51.024.21.920.82.213.32.517.82.08.41.921.20.7
21-30 years ago6.50.69.11.38.21.511.12.37.51.45.41.67.30.4
31-40 years ago2.20.35.01.02.80.97.52.05.31.26.71.73.60.3
41-50 years ago0.80.23.50.83.61.05.41.73.00.96.71.72.30.3
over 50 years ago1.90.310.81.411.01.721.93.119.42.025.53.08.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a2.41.40.0.1.41.43.01.54.92.47.02.13.50.7
less than 10 years ago48.14.537.15.634.65.617.73.432.25.114.43.029.31.8
11-20 years ago22.03.726.65.130.55.319.23.528.84.918.33.323.11.7
21-30 years ago9.02.612.13.813.64.013.73.110.33.38.62.410.91.3
31-40 years ago7.22.38.03.111.33.812.12.99.03.013.72.910.51.2
41-50 years ago3.21.69.73.50.0.14.53.21.21.217.13.28.71.1
over 50 years ago8.02.46.52.88.53.319.83.613.63.720.93.513.91.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.2.70.89.51.76.31.46.21.316.51.67.90.6
less than 10 years ago46.03.742.92.335.22.720.42.430.92.68.61.228.81.0
11-20 years ago25.43.324.21.922.32.311.51.921.22.36.81.117.60.8
21-30 years ago9.02.113.51.610.81.713.92.010.41.78.21.211.00.7
31-40 years ago5.01.65.01.06.71.414.22.08.81.67.31.17.70.6
41-50 years ago4.51.52.90.85.31.38.21.66.31.412.11.56.90.6
over 50 years ago10.12.38.71.310.31.725.42.616.32.040.62.220.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a1.10.26.20.712.31.210.71.313.81.220.61.38.50.3
less than 10 years ago61.61.039.61.535.61.819.11.628.11.69.31.039.20.6
11-20 years ago23.50.924.41.322.41.513.71.420.41.49.11.020.20.5
21-30 years ago6.80.511.41.09.91.113.01.49.01.07.60.98.90.4
31-40 years ago2.80.45.20.75.40.811.71.37.10.98.20.95.70.3
41-50 years ago1.20.23.70.64.00.78.71.24.10.711.61.14.50.3
over 50 years ago3.00.49.50.910.41.123.21.717.51.333.71.613.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865236/331567
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