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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · concept of transportation system · biogeographical region
unit: %
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 assignedconcept of transportation system %± %± %± %± %± %± %±
inside perimeterroad and skidding track23.011.7..6.42.37.33.223.86.62.42.49.51.8
road and skidding road30.712.8..4.52.0....2.42.43.71.1
road and cable line30.712.8..60.04.752.96.138.17.539.07.650.33.0
road and flight path7.87.5..20.03.833.95.838.17.551.27.830.32.8
no access intended7.77.4..9.12.75.92.9..4.93.46.21.5
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimeterroad and skidding track51.42.269.11.720.21.421.72.822.42.54.21.035.90.8
road and skidding road37.72.119.01.511.41.17.81.86.31.48.61.416.80.7
road and cable line5.11.03.90.740.91.726.33.047.83.027.12.323.50.7
road and flight path0.40.30.10.18.50.941.53.323.22.545.52.613.40.6
no access intended5.31.08.01.019.01.32.81.10.30.314.61.810.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalroad and skidding track50.72.269.11.718.71.318.22.322.62.34.01.033.70.7
road and skidding road37.52.119.01.510.61.06.01.45.51.38.01.315.70.6
road and cable line5.81.03.90.743.11.632.62.846.62.828.22.225.70.7
road and flight path0.60.30.10.19.81.039.62.925.12.446.02.414.80.6
no access intended5.41.08.01.017.91.23.51.10.30.313.71.710.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164691/151073
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