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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · basal area (standing live trees) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha....8.5204.1284.2282.53819.413
20-39 m2/ha2.241..12.8169.6187.1227.52139.19
40-59 m2/ha2.538..12.1176.2232.8353.23326.811
from 60 m2/ha....5.7253.4310.7711.45011.218
total4.727..39.0923.31114.81514.61596.46
outside perimeterto 19 m2/ha45.8873.9683.8635.3837.2954.37330.23
20-39 m2/ha91.55111.44102.2524.01134.9951.57415.52
40-59 m2/ha43.6855.5782.3612.31621.91223.911239.53
from 60 m2/ha8.32016.31437.692.8357.1225.72577.77
total189.22257.11305.9274.34101.13135.431062.91
totalto 19 m2/ha45.8873.9692.3639.4841.4856.87349.63
20-39 m2/ha93.75111.44114.9533.5942.0859.06454.52
40-59 m2/ha46.1855.5794.4518.51324.71127.111266.33
from 60 m2/ha8.32016.31443.396.2237.8217.12288.96
total193.81257.11344.9197.63115.92150.021159.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164790/151172
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