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NFI2

forest area: landslide/mudflow SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
landslide/mudflow SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimetern/a......1.41.3....0.30.3
less than 10 years ago55.26.138.17.538.47.118.94.628.67.014.34.431.82.5
11-20 years ago20.95.026.26.836.17.013.54.035.77.423.95.424.52.3
21-30 years ago7.53.29.54.58.54.114.94.114.35.47.93.410.41.7
31-40 years ago10.43.79.54.56.43.613.54.02.42.414.34.410.11.6
41-50 years ago1.51.59.54.5..16.24.32.42.419.04.98.91.6
over 50 years ago4.52.57.14.010.64.521.64.816.75.820.65.113.91.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a..............
less than 10 years ago63.01.442.82.242.32.923.13.033.02.79.91.845.40.9
11-20 years ago24.41.327.22.024.02.511.52.321.92.47.31.621.90.8
21-30 years ago6.70.712.61.510.71.812.62.411.81.99.11.79.40.6
31-40 years ago2.90.54.10.96.51.415.62.68.81.69.51.85.70.4
41-50 years ago1.20.33.50.85.81.49.02.05.41.313.52.14.40.4
over 50 years ago1.90.49.91.410.61.828.13.219.22.350.73.013.10.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a......0.40.4....0.00.0
less than 10 years ago62.51.442.42.241.82.722.02.532.42.510.71.743.90.9
11-20 years ago24.21.227.11.925.72.412.12.023.62.310.41.722.20.8
21-30 years ago6.70.712.31.410.41.713.22.112.11.88.91.69.50.5
31-40 years ago3.30.54.50.96.51.315.02.28.01.510.41.76.20.4
41-50 years ago1.20.34.00.95.01.211.01.95.01.214.61.94.90.4
over 50 years ago2.00.49.71.310.61.726.42.718.92.145.02.713.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156666/143045
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