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NFI4b

forest area: landslide/mudflow SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
grid:
state 2009/13
landslide/mudflow SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontime of last treatment (classes of 10 years) %± %± %±
Western Juraless than 10 years ago47.67.754.42.553.72.4
11-20 years ago21.46.322.82.122.72.0
21-30 years ago16.75.88.01.48.91.4
31-40 years ago2.42.46.21.25.81.1
41-50 years ago..4.71.14.21.0
over 50 years ago11.95.03.91.04.71.0
total100.0.100.0.100.0.
Eastern Juraless than 10 years ago60.015.554.54.755.04.5
11-20 years ago10.09.532.24.430.44.2
21-30 years ago..5.42.14.92.0
31-40 years ago..3.61.83.31.6
41-50 years ago10.09.51.71.22.31.3
over 50 years ago20.012.72.71.54.11.8
total100.0.100.0.100.0.
Western Plateauless than 10 years ago50.035.564.74.564.54.4
11-20 years ago..15.53.415.23.3
21-30 years ago..8.52.68.42.6
31-40 years ago..3.51.73.41.7
41-50 years ago50.035.53.51.74.31.9
over 50 years ago..4.31.94.31.9
total100.0.100.0.100.0.
Central Plateauless than 10 years ago55.616.678.62.877.72.8
11-20 years ago11.110.515.22.515.12.4
21-30 years ago11.110.52.81.13.21.2
31-40 years ago11.110.51.90.92.31.0
41-50 years ago......
over 50 years ago11.110.51.40.81.80.9
total100.0.100.0.100.0.
Eastern Plateauless than 10 years ago60.021.977.92.477.62.4
11-20 years ago20.017.912.71.912.81.9
21-30 years ago..6.51.46.41.4
31-40 years ago..2.00.81.90.8
41-50 years ago..0.30.30.30.3
over 50 years ago20.017.90.60.51.00.6
total100.0.100.0.100.0.
Western Pre-Alpsless than 10 years ago20.012.740.64.738.94.4
11-20 years ago30.014.520.73.921.53.7
21-30 years ago20.012.710.72.911.52.9
31-40 years ago..11.73.110.82.8
41-50 years ago10.09.57.22.57.52.4
over 50 years ago20.012.79.02.79.92.7
total100.0.100.0.100.0.
Central Pre-Alpsless than 10 years ago60.015.546.23.146.73.0
11-20 years ago10.09.526.32.725.72.7
21-30 years ago10.09.58.01.78.11.7
31-40 years ago..6.11.55.91.4
41-50 years ago..5.01.34.81.3
over 50 years ago20.012.78.41.78.81.7
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 10 years ago40.910.543.53.743.23.5
11-20 years ago36.410.323.93.225.23.0
21-30 years ago4.54.58.72.18.31.9
31-40 years ago13.67.37.62.08.31.9
41-50 years ago4.54.54.91.64.91.5
over 50 years ago..11.42.310.22.1
total100.0.100.0.100.0.
Northwestern Alpsless than 10 years ago37.69.931.13.832.03.6
11-20 years ago8.35.717.63.116.32.8
21-30 years ago20.88.317.63.118.02.9
31-40 years ago8.35.75.41.95.81.8
41-50 years ago4.24.18.12.27.52.0
over 50 years ago20.88.320.33.320.43.1
total100.0.100.0.100.0.
Central Alpsless than 10 years ago50.013.428.05.632.05.3
11-20 years ago14.39.412.44.112.73.8
21-30 years ago7.16.914.24.413.03.8
31-40 years ago21.411.07.83.310.23.4
41-50 years ago7.16.96.33.16.52.8
over 50 years ago..31.35.825.75.0
total100.0.100.0.100.0.
Northeastern Alpsless than 10 years ago15.410.031.65.429.24.8
11-20 years ago38.413.521.04.723.64.5
21-30 years ago15.510.117.14.316.94.0
31-40 years ago7.77.45.32.65.62.4
41-50 years ago..5.32.64.52.2
over 50 years ago23.111.719.74.620.24.3
total100.0.100.0.100.0.
Southwestern Alpsless than 10 years ago31.25.319.52.622.32.3
11-20 years ago13.03.814.92.314.52.0
21-30 years ago9.13.38.71.88.81.6
31-40 years ago3.92.27.51.76.61.4
41-50 years ago7.83.110.01.99.51.6
over 50 years ago35.15.439.43.238.32.7
total100.0.100.0.100.0.
Southeastern Alpsless than 10 years ago25.06.322.52.222.82.1
11-20 years ago22.96.119.62.120.02.0
21-30 years ago16.75.415.81.915.91.8
31-40 years ago14.65.111.31.711.71.6
41-50 years ago6.33.56.51.36.41.2
over 50 years ago14.65.124.32.323.22.1
total100.0.100.0.100.0.
Southern Alpsless than 10 years ago18.44.68.21.510.01.5
11-20 years ago11.33.86.51.37.31.3
21-30 years ago9.93.59.11.69.21.4
31-40 years ago5.62.78.51.58.01.3
41-50 years ago4.22.47.01.46.51.2
over 50 years ago50.75.960.72.659.02.4
total100.0.100.0.100.0.
Switzerlandless than 10 years ago33.42.542.60.841.60.8
11-20 years ago17.42.018.20.718.10.7
21-30 years ago11.81.79.60.59.80.5
31-40 years ago6.91.36.50.56.50.4
41-50 years ago5.11.25.00.45.00.4
over 50 years ago25.42.318.20.619.00.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #164657/151039
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