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NFI4b

forest area: rockfall SilvaProtect, modelled and assigned · stand stability · 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
rockfall SilvaProtect, modelled and assignedstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical....1.1580.7710.41001.4503.532
less stable1.8450.41006.4233.8301.4506.82320.513
stable1.4500.41006.7233.8301.1583.63117.014
total3.2330.77114.2168.2202.83511.81741.09
outside perimetercritical4.0306.42323.61212.7168.8198.82064.17
less stable60.2796.55157.2437.3840.2866.96458.22
stable126.53153.53150.0439.4864.2562.66596.12
total190.61256.41330.7189.43113.13138.231118.41
totalcritical4.0306.42324.71213.3159.11910.21867.67
less stable62.0696.95163.6441.0741.6873.65478.72
stable127.93153.83156.7443.2765.2566.16613.02
total193.81257.11344.9197.63115.92150.021159.41

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164990/151372
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