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NFI2

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
inside perimeter0-20%......2.82.02.32.2..1.10.7
21-40%7.77.43.62.510.34.914.24.211.44.811.55.410.01.9
41-60%7.87.516.14.925.67.025.35.229.56.939.98.325.12.7
61-80%23.111.744.66.628.27.239.45.838.67.334.38.037.23.0
over 80%61.513.535.76.435.97.718.34.618.25.814.35.926.42.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.90.32.30.72.00.85.51.62.70.90.70.51.80.2
21-40%2.10.46.81.23.71.110.42.215.22.14.61.25.40.4
41-60%5.70.718.21.815.92.123.73.031.52.718.22.214.40.7
61-80%24.91.334.52.226.82.633.73.330.92.726.82.628.20.9
over 80%66.41.438.12.251.62.926.73.119.72.349.72.950.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.32.10.61.80.74.81.32.70.90.60.41.70.2
21-40%2.20.46.41.14.41.111.41.914.71.95.41.25.80.4
41-60%5.80.718.01.717.02.124.12.631.32.520.42.215.30.6
61-80%24.81.335.62.126.92.435.12.931.92.527.62.429.00.8
over 80%66.31.437.92.149.82.724.52.619.52.246.02.748.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156520/142899
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