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NFI2
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.90.30.60.21.50.64.10.91.91.41.60.2
21-40%3.30.61.20.35.21.015.81.67.82.65.40.4
41-60%9.51.04.20.618.01.730.12.019.74.013.30.6
61-80%28.21.621.41.334.02.229.21.938.44.827.40.8
over 80%58.11.772.51.441.32.220.81.732.24.752.40.9
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.1.71.72.00.80.0.1.60.6
21-40%4.54.40.0.1.71.611.61.88.13.59.41.4
41-60%4.24.10.0.20.45.122.12.437.76.223.02.0
61-80%34.69.90.0.35.56.041.02.837.96.239.52.3
over 80%56.710.40.0.40.86.123.42.416.34.726.62.1
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.0.0.0.90.42.70.60.90.41.50.3
21-40%0.0.0.0.2.80.810.71.14.71.05.90.5
41-60%1.30.92.91.712.61.525.91.616.01.717.10.8
61-80%36.43.825.74.436.92.233.91.729.62.133.41.1
over 80%62.33.871.44.546.82.326.81.648.82.342.11.1
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.30.60.21.20.33.00.41.00.41.50.2
21-40%2.80.51.10.33.90.612.60.85.50.95.90.3
41-60%8.00.94.00.615.71.126.61.118.71.515.50.5
61-80%29.71.521.81.235.41.533.71.231.81.930.60.6
over 80%58.71.572.41.343.81.524.11.043.01.946.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853627/319958
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