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NFI3
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
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
n/a0-20%0.80.31.10.31.20.31.50.30.70.31.10.1
21-40%1.60.41.40.32.30.46.30.53.30.63.40.2
41-60%4.50.62.70.45.70.78.20.64.40.75.60.3
61-80%9.80.96.60.710.40.99.90.65.20.78.70.3
over 80%65.01.479.11.127.81.313.60.77.80.936.90.5
total81.71.291.00.847.41.439.41.021.41.455.70.5
inside perimeter0-20%0.0.0.0.0.20.10.30.10.20.20.20.0
21-40%0.0.0.0.0.30.10.90.20.60.30.40.1
41-60%0.10.10.0.0.80.22.30.30.90.31.00.1
61-80%0.40.20.0.1.00.35.00.52.70.52.20.2
over 80%1.90.40.10.13.80.59.20.64.80.74.60.3
total2.30.50.10.16.00.717.60.89.21.08.40.3
outside perimeter0-20%0.0.0.0.0.90.31.30.21.20.40.80.1
21-40%0.10.10.0.1.10.33.00.42.10.51.40.1
41-60%0.50.20.10.13.30.57.10.65.60.83.70.2
61-80%1.70.40.60.28.70.811.40.711.91.17.20.3
over 80%13.71.08.30.832.51.320.10.848.51.622.70.5
total16.01.19.00.846.61.442.91.169.31.535.90.5
total0-20%0.80.31.10.32.30.43.10.42.10.52.00.2
21-40%1.70.41.40.33.70.510.20.66.00.85.30.3
41-60%5.10.62.80.59.80.817.60.810.91.010.30.4
61-80%11.91.07.20.720.11.126.20.919.81.318.10.5
over 80%80.51.187.40.964.11.242.91.061.21.664.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863369/329700
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