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NFI4b

forest area: processes in channels SilvaProtect, modelled and assigned · concept of transportation system · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
processes in channels SilvaProtect, modelled and assignedconcept of transportation system1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterroad and skidding track5.8258.82028.4117.5216.7223.63160.97
road and skidding road8.6207.42219.2132.4370.41006.42344.49
road and cable line2.2413.53189.0623.61125.11130.210173.64
road and flight path0.771..14.21620.21210.21845.2890.66
no access intended1.8452.53818.4142.735..9.31934.710
total19.11322.312169.2356.5642.4794.74404.12
outside perimeterroad and skidding track90.15166.6332.0107.52114.8151.450312.53
road and skidding road62.3640.7914.2162.4374.9264.229128.75
road and cable line9.0206.42350.986.92222.3128.520104.06
road and flight path0.41000.410014.51511.31711.9178.22046.68
no access intended8.32017.71433.710..0.41005.42565.47
total170.12231.62145.3428.11054.3627.710657.21
totalroad and skidding track95.85175.4360.4715.11421.6125.026373.32
road and skidding road71.0648.1833.4104.8265.32510.618173.14
road and cable line11.2179.919139.9430.5947.4738.88277.63
road and flight path1.1580.410028.71131.5922.11253.47137.25
no access intended10.11820.21352.182.7350.410014.615100.16
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #162953/149332
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