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NFI1

forest area: avalanches SilvaProtect, modelled and assigned · basal area (standing live trees) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern 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/ha0.7713.6312.8355.2254.9263.23320.413
20-39 m2/ha2.9357.6223.83011.3176.3236.72338.69
40-59 m2/ha1.1587.6214.1286.5223.5311.84524.612
from 60 m2/ha..1.4502.8351.4500.7710.7717.022
total4.72820.21313.41524.41115.51412.41690.56
outside perimeterto 19 m2/ha112.3545.8827.31029.91034.0955.27304.43
20-39 m2/ha195.3370.0639.0828.41046.0738.68417.32
40-59 m2/ha97.3540.7925.6119.61818.61310.618202.54
from 60 m2/ha12.51713.71611.4171.4504.9262.53846.49
total417.41170.22103.2369.35103.63106.94970.61
totalto 19 m2/ha113.0549.4830.01035.0938.9858.46324.83
20-39 m2/ha198.2377.5642.8839.8852.4745.38455.92
40-59 m2/ha98.4548.3829.71016.11422.11212.416227.14
from 60 m2/ha12.51715.11514.1152.8355.6253.23353.48
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #155185/141564
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