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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · cause of salvage logging · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assignedcause of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a2.9355.8256.9228.2202.14110.31836.210
insects0.4100..........0.4100
fungi..............
windthrow0.41000.41000.3100......1.158
snow load..............
avalanches..............
landslides..............
flooding..............
forest fire..............
loss of vitality....0.3100......0.3100
others..............
total3.6326.1247.6218.2202.14110.31837.99
outside perimetern/a355.92170.6299.8482.34112.73105.54926.81
insects24.7127.6213.133..1.4500.77137.510
fungi2.935..0.3100......3.233
windthrow19.3134.7272.1411.7440.7711.15829.611
snow load6.4230.7713.1331.4502.1411.15814.815
avalanches..........0.7710.771
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality6.4230.7710.3100......7.522
others2.141..........2.141
total418.51184.32109.1385.44116.93109.041023.21
totaln/a358.82176.32106.7390.64114.83115.73962.91
insects25.0127.6213.133..1.4500.77137.89
fungi2.935..0.3100......3.233
windthrow19.7135.0262.4381.7440.7711.15830.611
snow load6.4230.7713.1331.4502.1411.15814.815
avalanches..........0.7710.771
landslides0.771..0.3100......1.158
flooding..............
forest fire..............
loss of vitality6.4230.7710.771......7.821
others2.141..........2.141
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163679/150059
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