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NFI1

forest area: avalanches SilvaProtect, modelled and assigned · stand stability · 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 assignedstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a..1.4500.7710.7710.771..3.532
critical..0.7711.0581.4501.1580.41004.528
less stable1.45012.6167.2219.6189.1198.52048.68
stable3.2335.4264.52712.7164.6273.53133.910
total4.72820.21313.41524.41115.51412.41690.56
outside perimetern/a16.81410.5185.3264.5273.9302.83543.89
critical22.51210.1186.7235.5259.5193.53157.98
less stable179.5388.4554.6623.71145.0749.87440.92
stable198.5361.3736.6835.7845.3750.77428.12
total417.41170.22103.2369.35103.63106.94970.61
totaln/a16.81411.9176.0245.2254.6272.83547.39
critical22.51210.8187.7216.92210.5183.93062.47
less stable181.03101.0561.8633.3954.1758.36489.52
stable201.7366.7641.1848.4749.9754.27462.02
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #155195/141574
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