Search legacy data

back

search result: 1 entry on 1 page
NFI4
forest area
rockfall SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
n/a0-20%1.20.20.50.20.20.20.70.40.70.30.40.20.80.1
21-40%1.70.32.00.44.60.84.70.95.00.82.80.62.90.2
41-60%5.20.59.40.97.81.09.01.212.91.24.90.87.50.3
61-80%15.30.815.11.111.81.39.11.216.51.44.80.813.10.4
over 80%62.91.019.01.220.71.66.71.09.31.18.41.031.40.5
total86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
inside perimeter0-20%0.0.0.0.0.20.20.0.0.0.0.10.10.00.0
21-40%0.00.00.0.0.30.20.40.30.10.10.30.20.10.0
41-60%0.0.0.20.10.30.21.40.50.70.30.70.30.40.1
61-80%0.20.10.70.31.10.43.10.70.80.30.90.40.80.1
over 80%0.60.21.40.43.80.81.30.51.00.45.20.81.80.2
total0.90.22.20.55.70.96.21.02.60.67.20.93.20.2
outside perimeter0-20%0.10.11.20.30.80.30.40.30.30.20.50.30.50.1
21-40%0.0.2.70.51.90.53.20.74.60.82.20.51.80.2
41-60%0.30.15.70.74.90.813.01.415.91.46.90.95.70.3
61-80%1.70.315.51.111.21.222.51.719.51.418.01.411.50.4
over 80%10.80.726.61.430.51.824.61.712.71.243.81.721.60.5
total12.90.751.71.649.32.063.71.952.91.871.41.641.10.6
total0-20%1.30.21.70.41.10.41.10.41.00.41.10.41.20.1
21-40%1.70.34.80.76.81.08.31.19.81.15.20.84.90.3
41-60%5.50.515.31.113.01.323.31.829.51.712.51.213.60.4
61-80%17.30.831.31.524.21.734.62.036.81.823.81.525.40.6
over 80%74.30.946.91.555.01.832.61.923.01.557.41.754.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #861385/327716
search result: 1 entry on 1 page

back