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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%0.90.31.20.32.50.63.80.73.31.32.00.2
21-40%1.90.51.60.44.90.916.01.315.62.76.20.4
41-60%5.60.83.00.512.01.320.81.420.42.910.00.5
61-80%12.01.17.30.822.01.725.01.524.23.115.70.6
over 80%79.51.387.00.958.52.034.41.636.53.566.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.2.92.01.60.72.51.71.80.6
21-40%0.0.0.0.4.32.45.31.26.42.85.10.9
41-60%3.93.90.0.13.03.913.01.79.93.312.11.4
61-80%16.07.40.0.16.84.328.12.329.25.026.11.9
over 80%80.08.0100.0.63.15.651.92.652.15.654.82.1
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-20%0.0.0.0.2.00.63.10.61.70.52.10.3
21-40%0.60.60.0.2.40.66.90.83.00.74.00.4
41-60%2.91.30.90.97.21.116.51.28.11.110.40.6
61-80%10.72.36.92.418.61.626.61.517.21.520.20.8
over 80%85.82.692.22.569.81.846.91.670.01.863.41.0
total100.0.100.0.100.0.100.0.100.0.100.0.
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 #863432/329763
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