Search legacy data

back

search result: 1 entry on 1 page

NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigneddegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-20%....0.4100....0.41000.771
21-40%0.4100..0.41000.771..0.41001.845
41-60%....0.7712.4371.4501.8456.323
61-80%0.7710.41003.5313.4311.1582.14111.218
over 80%2.2410.41009.9191.7441.1587.52122.712
total3.2330.77114.9158.2203.53112.11742.79
outside perimeter0-20%3.3332.8354.6281.4502.4382.53817.014
21-40%2.9354.62821.9138.32015.9147.82161.47
41-60%16.61413.11662.5730.2939.1824.212185.74
61-80%48.3853.87110.4530.5943.1841.48327.53
over 80%121.74183.63145.6422.91119.01370.06562.92
total192.82257.91345.1293.33119.53145.931154.51
total0-20%3.3332.8355.0271.4502.4382.83517.714
21-40%3.3334.62822.3139.01915.9148.22163.27
41-60%16.61413.11663.2732.6940.5826.011192.04
61-80%49.0854.17114.0533.9944.2843.68338.83
over 80%123.93183.93155.5424.61120.11277.55585.62
total196.01258.61360.01101.53123.02158.021197.21

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161989/148368
search result: 1 entry on 1 page

back