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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes) %± %± %±
Western Jura0-20%..1.20.61.20.5
21-40%8.07.61.30.61.50.6
41-60%..7.71.37.41.3
61-80%38.313.525.82.226.22.2
over 80%53.713.864.12.463.72.4
total100.0.100.0.100.0.
Eastern Jura0-20%..2.51.42.51.4
21-40%..0.80.80.80.8
41-60%..4.21.84.21.8
61-80%..14.33.214.33.2
over 80%..78.13.878.13.8
total..100.0.100.0.
Western Plateau0-20%..2.61.52.61.5
21-40%..1.71.21.71.2
41-60%..9.62.89.62.8
61-80%..25.24.125.24.1
over 80%..60.84.660.84.6
total..100.0.100.0.
Central Plateau0-20%..1.40.81.40.8
21-40%..0.90.60.90.6
41-60%..5.91.65.91.6
61-80%..23.12.823.12.8
over 80%..68.83.168.83.1
total..100.0.100.0.
Eastern Plateau0-20%..0.60.50.60.5
21-40%..2.91.02.91.0
41-60%..3.91.13.91.1
61-80%..19.22.219.22.2
over 80%..73.42.573.42.5
total..100.0.100.0.
Western Pre-Alps0-20%..1.01.00.90.9
21-40%25.115.45.82.37.22.5
41-60%37.117.119.43.920.73.9
61-80%25.115.430.14.529.84.4
over 80%12.611.843.74.941.44.7
total100.0.100.0.100.0.
Central Pre-Alps0-20%..1.20.71.10.7
21-40%..2.51.02.30.9
41-60%21.19.413.12.213.62.1
61-80%26.310.140.43.139.43.0
over 80%52.611.542.93.243.63.1
total100.0.100.0.100.0.
Eastern Pre-Alps0-20%..1.10.81.00.7
21-40%..3.21.33.11.3
41-60%..10.32.29.82.1
61-80%50.017.724.33.225.43.1
over 80%50.017.761.13.660.63.5
total100.0.100.0.100.0.
Northwestern Alps0-20%10.35.71.61.13.31.4
21-40%10.35.74.01.85.21.8
41-60%6.94.719.43.617.03.0
61-80%31.08.631.44.231.43.8
over 80%41.49.243.64.543.24.0
total100.0.100.0.100.0.
Central Alps0-20%7.16.9..1.61.6
21-40%7.16.94.02.84.72.6
41-60%14.39.422.25.920.55.1
61-80%7.16.927.96.423.35.3
over 80%64.312.845.97.149.96.3
total100.0.100.0.100.0.
Northeastern Alps0-20%..1.61.61.21.2
21-40%5.95.79.53.78.83.2
41-60%5.95.714.34.412.53.7
61-80%29.411.122.25.323.84.8
over 80%58.812.052.36.353.75.6
total100.0.100.0.100.0.
Southwestern Alps0-20%..1.00.70.70.5
21-40%7.13.16.01.76.31.5
41-60%31.05.526.33.127.52.7
61-80%29.65.438.63.436.22.9
over 80%32.45.628.23.229.32.8
total100.0.100.0.100.0.
Southeastern Alps0-20%..0.30.30.30.3
21-40%6.83.89.21.78.81.5
41-60%36.47.332.22.732.72.6
61-80%31.87.039.02.838.12.6
over 80%25.06.519.32.320.02.2
total100.0.100.0.100.0.
Southern Alps0-20%..1.00.60.90.5
21-40%2.92.81.70.71.80.7
41-60%20.26.89.01.610.11.6
61-80%42.88.426.82.628.52.5
over 80%34.28.061.62.858.72.7
total100.0.100.0.100.0.
Switzerland0-20%1.60.81.20.21.20.2
21-40%6.61.63.40.33.70.3
41-60%22.02.613.20.613.90.6
61-80%31.42.928.30.928.60.8
over 80%38.43.053.90.952.60.9
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163335/149715
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