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NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago58.11.118.91.216.11.56.41.010.81.22.90.628.60.5
11-20 years ago15.40.89.91.09.71.23.50.88.51.01.90.510.00.4
21-30 years ago5.70.54.40.75.40.91.90.66.20.91.80.54.60.3
31-40 years ago3.10.43.20.63.40.73.20.74.90.82.80.63.30.2
41-50 years ago1.70.33.10.52.20.62.70.72.80.61.80.52.20.2
over 50 years ago2.20.36.60.88.31.112.51.411.31.210.21.16.80.3
total86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.10.623.21.321.21.616.01.512.11.28.91.013.20.4
11-20 years ago2.60.311.11.012.81.39.31.211.71.24.70.87.30.3
21-30 years ago1.20.26.50.86.00.96.61.08.91.16.10.94.80.3
31-40 years ago0.90.23.40.64.20.85.20.96.40.95.90.93.50.2
41-50 years ago0.50.13.00.53.30.76.21.03.80.77.20.93.00.2
over 50 years ago1.50.36.80.87.51.026.61.812.61.245.81.812.60.4
total13.80.754.01.655.02.069.91.955.51.878.71.544.40.6
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.21.042.11.637.31.922.41.722.81.611.81.241.80.6
11-20 years ago18.00.821.01.322.51.612.81.420.21.56.60.917.30.5
21-30 years ago6.90.510.91.011.31.38.61.215.11.37.91.09.40.4
31-40 years ago4.00.46.70.87.71.08.41.211.31.28.71.06.80.3
41-50 years ago2.20.36.00.75.50.98.81.26.60.98.91.05.30.3
over 50 years ago3.70.413.41.115.71.439.12.024.01.656.01.819.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849228/315559
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago58.31.018.81.118.31.46.91.010.81.02.90.528.00.5
11-20 years ago14.00.77.80.87.70.93.20.77.70.92.80.58.80.3
21-30 years ago8.40.65.60.76.30.95.60.96.80.84.60.76.70.3
31-40 years ago2.50.34.00.63.10.63.90.75.10.73.00.63.40.2
41-50 years ago1.20.21.70.42.40.54.00.83.60.62.40.52.20.2
over 50 years ago1.90.38.10.810.51.111.71.216.11.210.51.08.00.3
total86.30.746.01.448.31.735.31.750.01.626.21.456.90.5
inside perimeterless than 10 years ago7.40.524.61.321.81.513.01.314.31.28.00.913.50.4
11-20 years ago2.30.310.10.910.31.18.41.110.81.05.20.76.70.3
21-30 years ago1.80.36.00.75.90.86.30.97.00.87.60.94.90.3
31-40 years ago0.70.24.20.64.20.76.30.93.70.65.70.73.30.2
41-50 years ago0.50.13.10.52.60.67.51.02.50.56.40.83.00.2
over 50 years ago1.10.26.00.76.90.923.21.611.71.140.81.611.70.3
total13.70.754.01.451.71.764.71.750.01.673.81.443.10.5
totalless than 10 years ago65.71.043.51.440.11.719.91.525.11.410.91.041.50.5
11-20 years ago16.30.817.91.118.01.411.61.218.51.38.00.915.40.4
21-30 years ago10.20.611.60.912.21.211.91.213.81.112.21.111.60.4
31-40 years ago3.20.48.20.87.30.910.21.28.80.98.70.96.70.3
41-50 years ago1.70.34.80.65.00.811.51.26.10.88.80.95.10.3
over 50 years ago2.90.314.11.017.41.334.91.827.71.551.31.619.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849229/315560
NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago58.01.119.01.216.31.46.91.010.81.12.90.628.20.5
11-20 years ago15.40.810.10.99.51.13.40.78.01.02.00.59.90.4
21-30 years ago5.70.54.80.75.80.92.60.77.10.91.80.54.90.3
31-40 years ago3.10.43.30.63.60.73.80.84.70.83.40.63.50.2
41-50 years ago1.70.32.90.52.50.63.30.72.80.62.00.52.40.2
over 50 years ago2.30.37.10.88.61.113.11.412.51.211.51.17.40.3
total86.30.747.31.546.31.933.21.845.81.823.71.556.40.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.00.522.41.320.51.515.01.411.91.28.51.012.80.4
11-20 years ago2.60.310.81.012.41.38.71.111.21.14.60.77.10.3
21-30 years ago1.20.26.40.85.80.96.41.08.81.05.90.84.70.3
31-40 years ago0.90.23.30.64.00.75.10.96.00.95.60.83.40.2
41-50 years ago0.50.12.90.53.10.76.21.03.70.76.90.93.00.2
over 50 years ago1.50.36.90.87.81.025.41.712.51.244.71.712.60.4
total13.70.752.71.553.71.966.81.854.21.876.31.543.60.6
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.01.041.51.536.81.921.91.722.71.511.41.141.00.6
11-20 years ago18.10.820.91.321.91.612.21.319.11.46.60.917.00.5
21-30 years ago6.90.511.21.011.61.29.01.216.01.37.80.99.70.4
31-40 years ago4.00.46.60.87.61.08.91.210.71.19.01.06.80.3
41-50 years ago2.20.35.80.75.60.99.51.26.50.99.01.05.40.3
over 50 years ago3.80.414.01.116.41.438.52.025.11.656.21.820.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849230/315561
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago58.11.018.11.117.21.36.60.910.41.02.70.526.90.5
11-20 years ago13.90.77.40.87.20.93.00.67.50.92.70.58.40.3
21-30 years ago8.40.65.50.76.20.85.30.86.70.84.40.66.50.3
31-40 years ago2.50.33.80.52.90.63.80.74.90.73.00.53.30.2
41-50 years ago1.20.21.80.42.30.54.60.83.40.62.90.52.30.2
over 50 years ago2.10.310.40.911.91.113.11.316.91.213.11.09.30.3
total86.30.747.01.447.71.736.41.749.81.628.61.356.80.5
inside perimeterless than 10 years ago7.40.523.71.220.91.412.41.213.91.17.50.813.10.4
11-20 years ago2.30.39.90.810.31.08.01.010.51.04.70.76.50.3
21-30 years ago1.80.35.80.75.60.86.00.97.10.87.00.84.80.3
31-40 years ago0.70.24.10.64.00.76.00.93.70.65.50.73.30.2
41-50 years ago0.50.13.30.52.70.67.51.02.50.56.00.73.00.2
over 50 years ago1.10.26.30.78.71.023.71.612.61.140.61.512.40.4
total13.70.753.01.452.31.763.61.750.21.671.41.343.20.5
totalless than 10 years ago65.41.041.81.438.11.718.91.524.41.410.20.940.10.5
11-20 years ago16.20.717.31.117.51.311.01.217.91.27.40.815.00.4
21-30 years ago10.20.611.30.911.81.111.31.213.71.111.51.011.30.4
31-40 years ago3.20.47.90.87.00.99.81.18.60.98.40.96.60.3
41-50 years ago1.70.35.10.64.90.712.11.25.90.88.80.95.30.3
over 50 years ago3.20.416.71.120.61.436.81.829.51.553.71.521.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849231/315562
NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago58.41.119.21.316.41.54.71.011.51.33.10.730.10.6
11-20 years ago15.30.89.71.09.81.23.60.88.31.12.10.610.30.4
21-30 years ago5.60.53.90.64.70.91.60.65.10.90.80.34.20.3
31-40 years ago2.90.43.20.63.10.72.10.63.80.81.50.52.80.2
41-50 years ago1.70.32.80.52.30.61.80.62.30.61.30.52.00.2
over 50 years ago2.10.34.90.76.91.111.11.410.71.27.51.15.60.3
total86.00.843.71.643.12.024.81.941.72.016.31.554.90.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.30.624.71.422.31.717.61.712.31.39.71.213.80.5
11-20 years ago2.60.311.41.113.51.410.71.413.21.45.10.97.60.4
21-30 years ago1.30.26.60.86.41.06.81.19.71.25.70.94.80.3
31-40 years ago0.90.23.60.64.30.84.50.96.21.05.00.93.20.2
41-50 years ago0.50.23.20.63.40.86.31.14.30.87.61.13.10.2
over 50 years ago1.50.36.80.86.91.129.32.012.71.350.52.012.60.4
total14.00.856.31.656.92.075.21.958.32.083.71.545.10.6
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.61.043.91.638.72.022.31.923.81.712.81.343.90.6
11-20 years ago17.80.821.11.423.31.814.31.621.41.77.21.117.90.5
21-30 years ago6.80.610.51.011.11.38.41.214.71.46.51.09.00.4
31-40 years ago3.90.46.80.87.41.16.61.110.01.26.51.06.00.3
41-50 years ago2.20.36.00.85.71.08.11.26.61.09.01.25.10.3
over 50 years ago3.60.411.71.113.81.440.42.223.41.758.02.018.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849232/315563
NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago58.11.118.71.215.11.36.51.09.61.02.80.626.90.5
11-20 years ago15.40.810.00.910.01.13.60.77.40.92.20.59.70.4
21-30 years ago5.70.55.00.76.80.92.80.77.00.92.80.55.20.3
31-40 years ago3.10.43.30.64.30.74.90.94.80.74.70.73.90.2
41-50 years ago1.70.33.30.52.30.63.90.84.10.73.10.62.80.2
over 50 years ago2.30.38.20.811.41.214.61.418.21.312.51.19.20.4
total86.30.748.61.549.81.836.31.851.01.728.01.457.70.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.00.521.91.318.91.414.21.410.71.17.80.912.20.4
11-20 years ago2.60.310.50.911.51.28.31.19.81.04.20.76.80.3
21-30 years ago1.20.26.20.75.50.86.10.98.00.95.40.84.60.3
31-40 years ago0.90.23.20.53.90.74.90.95.70.86.10.83.40.2
41-50 years ago0.50.12.80.52.90.65.80.93.30.66.60.82.90.2
over 50 years ago1.50.36.80.87.51.024.31.711.61.141.91.612.40.4
total13.70.751.41.550.21.863.71.849.01.772.01.442.30.5
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.11.040.61.534.01.720.81.620.31.410.61.039.20.6
11-20 years ago18.10.820.51.221.51.511.81.317.21.36.40.816.50.5
21-30 years ago6.90.511.21.012.31.28.91.114.91.28.20.99.70.4
31-40 years ago4.00.46.50.88.11.09.81.210.41.010.81.07.30.3
41-50 years ago2.20.36.10.75.20.89.81.27.30.99.71.05.70.3
over 50 years ago3.80.415.01.118.91.438.91.929.81.554.41.721.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849233/315564
NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.10.10.0.0.0.0.0.0.0.0.00.0
less than 10 years ago57.81.117.91.214.11.35.90.99.31.02.60.526.30.5
11-20 years ago15.30.89.40.98.81.03.40.77.20.91.90.59.30.4
21-30 years ago5.70.54.60.65.30.81.70.55.50.82.40.54.60.3
31-40 years ago3.00.43.20.54.20.74.30.85.00.84.50.73.80.2
41-50 years ago1.80.33.30.52.20.53.20.74.10.73.10.62.70.2
over 50 years ago2.50.39.60.912.51.216.21.418.41.314.31.110.10.4
total86.20.748.11.547.21.834.81.849.41.728.81.456.80.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.00.621.71.319.01.414.61.410.61.17.40.912.20.4
11-20 years ago2.60.310.60.911.51.28.41.110.01.04.00.66.80.3
21-30 years ago1.20.26.20.75.70.86.00.97.70.95.00.74.50.3
31-40 years ago0.90.23.30.54.00.74.80.96.30.85.70.83.50.2
41-50 years ago0.50.12.90.53.00.65.70.93.40.66.50.83.00.2
over 50 years ago1.50.37.20.89.71.125.71.712.71.142.51.613.30.4
total13.80.751.91.552.81.865.21.850.61.771.21.443.20.5
totaln/a0.10.10.10.10.0.0.0.0.0.0.0.0.00.0
less than 10 years ago64.91.039.61.533.11.720.51.619.91.410.01.038.50.6
11-20 years ago17.90.820.11.220.31.511.81.317.11.35.90.816.10.5
21-30 years ago6.90.510.80.911.01.27.71.013.21.27.50.99.00.4
31-40 years ago3.90.46.50.88.21.09.21.111.31.110.21.07.30.3
41-50 years ago2.20.36.20.75.20.88.91.17.40.99.61.05.70.3
over 50 years ago4.00.416.81.122.21.541.92.031.11.656.81.623.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849234/315565
NFI1
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.20.20.30.20.0.0.30.1
less than 10 years ago52.31.867.23.256.13.276.12.277.21.817.42.733.92.132.22.512.62.017.23.515.73.16.41.118.21.53.20.735.10.6
11-20 years ago16.31.311.02.118.52.66.41.313.11.48.42.17.11.28.11.57.81.69.32.73.11.44.40.95.00.92.80.78.60.4
21-30 years ago4.10.76.11.76.61.71.90.71.60.53.81.32.30.72.60.84.81.33.31.62.91.53.40.84.30.81.80.53.30.2
31-40 years ago0.90.32.01.02.21.00.50.40.20.23.81.41.80.62.60.93.41.11.81.21.20.82.10.63.20.72.00.61.90.2
41-50 years ago0.50.30.0.0.90.60.0.0.0.1.40.81.10.50.80.50.80.63.21.60.60.61.30.51.30.41.00.40.80.1
over 50 years ago3.30.71.60.94.61.41.40.62.30.63.51.33.90.92.70.96.51.511.02.96.12.08.41.210.51.26.81.05.20.3
total78.51.588.32.289.32.086.31.894.41.038.23.550.32.349.02.736.23.045.84.529.63.826.21.942.71.917.81.555.20.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.50.0.0.0.0.50.30.0.0.10.10.10.0
less than 10 years ago10.91.16.81.73.01.110.41.64.30.926.03.131.12.129.62.427.82.821.83.831.53.914.31.523.51.712.81.316.90.5
11-20 years ago3.30.63.21.22.51.01.70.70.60.320.22.710.41.410.71.713.32.19.22.614.22.914.01.510.51.29.81.28.20.4
21-30 years ago2.30.51.30.71.80.90.30.30.40.24.51.62.70.84.91.27.91.75.02.08.82.413.91.57.61.19.41.15.30.3
31-40 years ago1.40.40.50.50.0.0.30.30.20.24.21.51.60.62.80.95.81.41.61.16.32.19.41.34.50.813.81.34.30.3
41-50 years ago0.50.30.0.0.0.0.0.0.0.1.20.70.70.40.50.42.00.80.80.83.11.63.60.81.90.59.81.22.10.2
over 50 years ago2.90.60.0.3.31.21.10.50.20.25.61.73.10.82.60.96.31.515.73.46.51.918.11.79.31.126.51.78.00.3
total21.51.511.72.210.72.013.71.85.61.061.83.549.72.351.02.763.83.054.24.570.43.873.81.957.31.982.21.544.80.6
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.30.30.20.10.10.40.1
less than 10 years ago63.21.874.03.059.13.286.51.881.51.743.43.565.02.261.82.640.43.039.04.647.24.220.71.841.62.016.01.452.00.6
11-20 years ago19.61.414.22.421.02.78.11.413.71.528.63.217.41.718.82.121.12.518.53.617.33.118.41.715.51.412.61.316.80.5
21-30 years ago6.40.97.41.88.41.82.20.82.00.68.32.05.01.07.41.412.72.08.32.511.82.717.31.611.81.311.31.28.60.4
31-40 years ago2.40.62.41.12.21.00.80.50.40.38.02.03.40.85.41.29.11.83.41.77.42.211.51.47.71.115.81.46.10.3
41-50 years ago1.00.40.0.0.90.60.0.0.0.2.61.11.90.61.30.62.81.04.01.73.71.74.90.93.20.710.91.23.00.2
over 50 years ago6.30.91.60.97.91.72.40.82.50.69.22.17.01.15.41.212.72.126.74.112.62.626.51.919.81.633.21.813.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849235/315566
NFI1
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.20.20.30.20.0.0.30.1
less than 10 years ago52.31.867.03.255.93.376.52.277.51.817.82.833.82.232.22.612.62.115.83.615.83.26.11.118.01.62.40.635.30.6
11-20 years ago16.31.411.12.218.72.66.21.312.91.58.62.17.11.27.51.58.01.79.22.83.31.44.00.94.90.92.80.78.60.4
21-30 years ago4.00.76.11.76.81.71.90.71.70.63.91.42.40.72.70.94.01.23.61.82.41.43.30.84.30.81.80.53.30.2
31-40 years ago0.90.42.01.02.31.00.60.40.20.23.91.51.80.62.70.92.81.11.91.41.20.92.20.73.30.72.10.61.90.2
41-50 years ago0.40.20.0.1.00.70.0.0.0.1.50.81.20.50.80.50.90.63.51.70.70.71.30.51.30.50.80.30.80.1
over 50 years ago3.30.71.60.94.31.31.10.52.00.63.11.33.90.92.80.95.81.511.13.05.11.97.61.29.51.26.41.04.80.3
total78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.60.0.0.0.0.50.30.0.0.20.20.10.0
less than 10 years ago11.01.16.81.73.11.210.61.64.40.926.73.231.12.130.12.529.02.923.04.132.64.114.61.524.21.713.01.417.20.5
11-20 years ago3.40.73.21.22.61.01.70.70.60.419.82.710.81.410.41.713.42.210.12.913.53.013.61.510.81.310.01.28.20.4
21-30 years ago2.40.61.30.71.90.90.30.30.40.33.91.52.40.75.01.28.11.73.81.89.32.514.51.67.71.19.81.25.30.3
31-40 years ago1.50.40.50.50.0.0.30.30.20.23.81.51.50.62.90.95.81.51.81.26.62.29.91.34.70.914.11.44.30.3
41-50 years ago0.50.30.0.0.0.0.0.0.0.1.20.70.80.40.50.42.10.80.90.93.31.63.70.82.00.610.21.22.20.2
over 50 years ago2.90.60.0.3.01.10.80.50.20.25.81.73.00.82.40.96.41.515.43.56.11.918.41.78.71.126.41.87.80.4
total21.71.511.82.210.62.113.71.85.71.061.33.549.62.351.42.765.53.054.84.771.63.975.21.958.32.083.71.545.00.6
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.40.30.20.20.20.40.1
less than 10 years ago63.31.873.83.059.03.387.11.881.91.744.53.664.92.262.22.641.63.138.84.848.54.320.71.842.22.015.51.552.40.6
11-20 years ago19.71.514.32.421.32.77.91.413.61.528.43.217.91.817.92.121.42.619.23.816.83.217.61.715.71.512.81.316.80.5
21-30 years ago6.40.97.41.88.71.92.20.82.00.67.82.04.81.07.71.512.12.17.32.511.72.817.91.712.11.311.61.38.60.4
31-40 years ago2.40.62.41.12.31.00.80.50.40.37.72.03.30.85.51.28.61.83.71.87.82.312.11.58.11.116.31.56.20.3
41-50 years ago0.90.30.0.1.00.70.0.0.0.2.71.11.90.61.40.63.01.04.41.94.01.85.11.03.30.711.01.33.00.2
over 50 years ago6.20.91.60.97.31.71.90.72.20.68.92.16.91.15.31.212.12.126.54.211.22.626.02.018.21.532.81.912.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849236/315567
NFI1
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.10.30.40.30.60.40.30.20.0.0.0.0.20.10.0.0.20.20.0.0.0.0.40.20.20.10.0.0.30.1
less than 10 years ago53.21.367.62.255.62.375.01.678.01.315.51.834.71.533.01.813.81.514.92.417.82.37.50.817.61.13.00.535.30.4
11-20 years ago15.80.913.41.618.51.86.91.013.21.08.11.47.70.87.31.07.91.28.11.82.40.94.70.76.10.72.60.48.80.3
21-30 years ago3.70.54.31.06.21.11.30.41.70.45.31.12.10.51.70.54.30.92.51.02.20.93.10.53.40.51.80.42.90.2
31-40 years ago1.50.32.30.71.90.60.70.30.40.22.60.81.70.41.70.52.50.71.80.91.40.72.10.53.60.52.30.41.90.1
41-50 years ago0.50.20.0.1.30.50.0.0.0.0.70.40.70.30.80.31.00.42.00.91.00.61.00.31.60.40.60.20.70.1
over 50 years ago4.50.51.40.65.61.11.40.51.60.43.70.94.60.62.90.66.01.011.82.18.61.710.40.910.50.86.80.75.70.2
total80.41.089.41.589.71.485.61.394.80.736.02.351.71.647.51.935.82.141.13.233.42.829.11.443.01.417.21.055.70.4
inside perimetern/a0.0.0.0.0.0.0.0.0.10.10.0.0.50.20.0.0.40.30.0.0.0.0.70.30.10.10.10.10.20.0
less than 10 years ago10.10.86.41.24.40.910.51.13.60.626.32.130.51.530.61.727.42.024.22.928.82.715.01.124.11.212.60.916.90.3
11-20 years ago3.50.52.20.72.30.72.10.50.70.219.11.98.80.910.01.113.61.59.31.912.72.012.91.09.60.89.60.87.70.2
21-30 years ago2.00.40.90.41.10.50.40.20.50.26.71.23.00.55.40.97.91.26.91.77.11.513.31.16.90.710.20.85.30.2
31-40 years ago1.30.30.40.30.0.0.70.30.20.15.21.11.30.42.80.65.01.02.71.15.91.49.40.94.70.614.31.04.30.2
41-50 years ago0.30.20.20.20.0.0.0.0.0.0.90.40.80.30.80.31.70.62.21.02.91.03.40.62.50.49.40.82.10.1
over 50 years ago2.40.40.50.32.50.70.70.30.10.15.91.13.40.62.90.68.31.213.62.39.21.716.31.29.10.826.71.27.90.2
total19.61.010.61.510.31.414.41.35.20.764.02.348.31.652.51.964.22.158.93.266.62.870.91.457.01.482.81.044.30.4
totaln/a1.10.30.40.30.60.40.30.20.10.10.0.0.70.30.0.0.60.30.0.0.0.1.10.30.30.20.10.10.50.1
less than 10 years ago63.31.374.02.160.02.385.51.381.61.241.82.465.21.563.61.841.32.239.13.346.73.022.51.341.61.415.61.052.10.4
11-20 years ago19.31.015.61.720.81.99.01.113.91.027.22.116.51.217.31.421.51.817.42.515.12.117.51.215.81.012.20.916.50.4
21-30 years ago5.70.65.11.07.31.21.70.52.20.412.01.65.10.77.11.012.21.49.42.09.31.716.41.210.30.812.00.98.20.3
31-40 years ago2.80.42.70.81.90.61.40.40.50.27.81.33.00.54.50.87.61.24.61.47.31.511.51.08.30.816.61.06.20.2
41-50 years ago0.90.20.20.21.30.50.0.0.0.1.60.61.40.41.70.52.70.74.21.33.91.24.40.64.10.610.00.82.90.2
over 50 years ago6.90.71.90.68.21.32.10.51.60.49.61.48.00.85.80.914.31.525.42.917.82.326.61.419.61.133.51.313.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849237/315568
NFI1
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.40.40.40.41.30.80.0.0.0.1.40.81.70.61.20.65.81.311.12.66.71.86.31.08.31.08.71.04.10.3
less than 10 years ago52.01.866.93.255.43.275.72.277.11.816.92.633.02.131.42.511.81.914.32.913.52.75.71.016.11.42.60.632.50.5
11-20 years ago16.31.311.02.118.32.56.31.313.11.48.12.07.01.17.91.47.11.57.32.22.61.14.10.84.50.82.40.58.10.4
21-30 years ago4.10.76.11.66.51.61.90.71.80.63.71.32.40.72.50.84.41.22.61.32.41.23.20.73.90.71.50.43.10.2
31-40 years ago0.90.32.41.12.21.00.50.40.20.23.71.41.70.62.50.83.01.01.41.01.00.71.90.63.20.71.60.41.80.2
41-50 years ago0.50.30.0.0.90.60.0.0.0.1.40.81.10.40.80.40.70.52.61.20.50.51.10.41.10.41.00.30.80.1
over 50 years ago3.30.71.60.94.91.41.60.72.30.64.11.54.40.93.00.96.91.510.82.55.71.78.51.210.01.16.10.85.40.3
total78.51.588.42.289.52.086.11.894.41.039.23.551.22.249.22.639.72.850.14.132.33.530.81.947.11.823.91.555.70.6
inside perimetern/a0.10.10.0.0.0.0.0.0.0.0.40.40.40.30.0.2.10.85.61.95.31.81.80.52.00.58.91.02.10.2
less than 10 years ago10.81.16.81.73.01.110.31.64.30.925.23.130.02.028.82.425.32.617.93.126.23.412.81.320.71.510.21.115.70.5
11-20 years ago3.30.63.11.22.51.01.70.70.60.319.62.610.01.310.41.612.11.97.32.111.82.512.81.49.21.17.80.97.60.3
21-30 years ago2.30.51.30.71.80.90.30.30.30.24.41.52.60.74.71.17.21.54.01.67.32.012.71.46.80.97.70.94.90.3
31-40 years ago1.40.40.50.50.0.0.30.30.20.24.11.51.60.63.00.95.21.31.30.97.32.08.81.24.00.711.41.14.10.3
41-50 years ago0.50.30.0.0.0.0.0.0.0.1.20.70.90.40.50.41.80.70.60.63.21.43.20.71.70.58.00.92.00.2
over 50 years ago2.90.60.0.3.31.11.30.60.20.26.01.73.20.83.51.06.71.513.22.86.71.917.21.68.41.022.21.47.90.3
total21.51.511.62.210.52.013.91.85.61.060.83.548.82.250.82.660.32.849.94.167.73.569.21.952.91.876.11.544.30.6
totaln/a1.50.40.40.41.30.80.0.0.0.1.80.92.10.61.20.67.81.616.73.012.02.58.11.110.41.117.61.36.20.3
less than 10 years ago62.91.773.73.058.33.286.01.881.41.742.13.563.02.160.12.637.12.832.23.939.63.818.41.636.81.812.81.248.20.6
11-20 years ago19.71.414.12.420.82.78.01.413.61.527.83.117.01.718.32.119.22.314.62.914.32.616.91.513.81.310.21.115.60.5
21-30 years ago6.40.97.31.88.31.82.20.82.10.68.02.05.11.07.21.411.51.96.62.09.82.315.91.510.71.19.11.08.10.4
31-40 years ago2.30.52.91.22.21.00.80.50.40.37.82.03.30.85.51.28.31.62.71.38.22.110.61.37.21.013.01.25.90.3
41-50 years ago1.00.40.0.0.90.60.0.0.0.2.51.02.00.61.30.62.50.93.21.43.71.54.30.82.80.68.91.02.80.2
over 50 years ago6.20.91.60.98.21.83.00.92.40.610.02.17.61.16.41.313.62.024.03.512.42.425.71.818.41.428.31.613.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849238/315569
NFI4
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimetern/a0.10.10.10.10.0.0.0.0.0.0.0.0.00.0
less than 10 years ago57.71.018.11.214.11.36.30.99.61.02.60.526.00.5
11-20 years ago15.40.89.60.99.41.03.40.77.10.92.00.59.40.4
21-30 years ago5.70.55.00.76.50.92.80.66.70.82.70.55.10.3
31-40 years ago3.00.43.40.54.10.74.60.84.70.74.40.73.80.2
41-50 years ago1.70.33.20.52.60.63.80.73.90.63.10.62.80.2
over 50 years ago2.60.310.20.913.21.217.81.419.11.315.71.110.80.4
total86.30.749.71.549.81.838.61.851.11.630.51.457.90.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.00.521.01.218.11.413.51.310.31.07.20.811.80.4
11-20 years ago2.60.310.40.910.91.17.81.09.41.03.90.66.60.3
21-30 years ago1.20.26.00.75.40.85.70.97.70.95.00.74.40.3
31-40 years ago0.90.23.20.53.80.74.60.85.90.85.70.73.40.2
41-50 years ago0.50.12.80.52.80.65.50.93.10.66.30.82.90.2
over 50 years ago1.50.37.00.89.11.024.21.612.51.141.41.613.00.4
total13.70.750.31.550.21.861.41.848.91.669.51.442.10.5
totaln/a0.10.10.10.10.0.0.0.0.0.0.0.0.00.0
less than 10 years ago64.71.039.11.532.21.719.81.519.81.39.81.037.80.5
11-20 years ago18.10.820.01.220.31.411.11.216.51.25.90.815.90.4
21-30 years ago6.90.511.10.911.91.28.51.114.41.27.70.99.50.4
31-40 years ago3.90.46.50.77.91.09.31.110.61.010.11.07.20.3
41-50 years ago2.20.36.00.75.40.89.31.17.10.99.40.95.70.3
over 50 years ago4.10.417.21.122.31.542.01.931.61.557.01.623.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849239/315570
NFI2
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.70.30.0.1.70.80.0.0.30.20.0.0.60.30.30.31.50.71.71.21.91.10.80.40.90.40.10.10.60.1
less than 10 years ago43.21.854.93.351.03.262.82.569.81.914.72.522.51.923.32.312.32.018.63.59.92.56.21.013.61.32.40.628.70.5
11-20 years ago20.81.524.02.821.62.619.22.118.41.710.22.116.21.713.51.85.81.47.12.37.82.24.50.99.81.12.60.612.90.4
21-30 years ago8.91.03.21.25.91.62.80.93.90.84.91.54.40.94.51.14.71.36.42.21.81.03.80.84.10.81.70.54.50.3
31-40 years ago2.10.54.31.44.31.30.60.40.90.43.01.11.80.61.20.63.31.11.51.12.11.22.60.72.90.62.00.52.20.2
41-50 years ago0.40.21.40.82.11.00.50.40.20.22.71.21.00.42.30.82.50.91.71.21.10.81.90.61.70.52.10.51.40.2
over 50 years ago2.60.60.60.62.91.10.50.41.00.44.41.54.80.93.10.97.11.69.42.67.62.17.51.110.71.27.81.05.10.3
total78.61.588.42.189.62.086.51.894.51.039.93.551.22.248.22.637.32.946.54.432.23.827.21.943.61.918.71.555.40.6
inside perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.50.30.90.40.70.30.30.1
less than 10 years ago9.31.03.21.25.91.57.41.43.80.821.12.825.72.019.52.122.02.523.23.823.83.414.81.518.51.59.31.113.70.5
11-20 years ago5.00.84.81.40.90.64.11.10.90.415.82.612.11.516.91.916.32.26.12.116.23.010.61.313.51.38.81.19.10.4
21-30 years ago2.00.51.80.90.80.50.80.50.40.311.32.05.21.05.91.28.41.78.02.47.72.210.61.36.10.97.81.05.20.3
31-40 years ago1.50.41.30.70.50.50.30.30.20.22.61.22.00.63.41.05.51.44.71.97.12.110.41.35.20.88.21.04.00.3
41-50 years ago1.10.40.50.50.0.0.30.30.20.22.11.11.10.52.40.84.61.30.80.84.71.87.71.23.10.712.31.33.50.2
over 50 years ago2.30.50.0.2.41.00.50.40.20.27.21.82.60.73.71.05.91.410.72.87.82.218.21.79.21.134.11.88.90.4
total21.41.511.62.110.42.013.51.85.51.060.13.548.82.251.82.662.72.953.54.467.83.872.81.956.41.981.31.544.60.6
totaln/a0.80.30.0.1.70.80.0.0.30.20.0.0.60.30.30.31.50.71.71.22.51.21.30.51.80.50.90.40.90.1
less than 10 years ago52.41.858.13.356.93.270.32.473.51.935.93.348.22.342.82.634.42.841.84.533.73.921.01.832.01.811.71.242.40.6
11-20 years ago25.81.628.93.022.62.723.32.219.31.726.03.128.32.030.42.422.12.513.33.024.03.515.11.523.31.611.31.222.00.5
21-30 years ago11.01.15.01.56.71.63.71.04.30.916.12.49.61.310.41.613.12.014.43.19.52.414.41.510.21.29.51.19.70.4
31-40 years ago3.60.75.61.64.81.40.90.51.10.45.61.63.90.94.61.18.81.76.32.29.22.413.01.58.21.010.31.26.20.3
41-50 years ago1.50.41.80.92.11.00.80.50.40.34.81.62.00.64.71.17.11.62.41.45.71.99.61.34.70.814.41.34.90.3
over 50 years ago4.90.80.60.65.31.41.00.51.20.511.72.27.41.16.81.313.02.020.13.615.42.925.71.919.81.542.01.914.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849240/315571
NFI1
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI1
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.30.30.40.31.10.50.30.20.0.1.10.51.20.30.70.35.30.911.31.87.11.46.50.77.70.78.50.73.90.2
less than 10 years ago52.91.367.52.255.32.374.51.678.01.315.11.734.01.532.21.812.91.412.12.015.32.06.80.715.61.02.40.432.80.4
11-20 years ago15.80.913.41.618.31.87.01.013.21.07.91.37.60.87.21.07.11.16.41.42.00.74.30.65.50.62.10.48.20.2
21-30 years ago3.70.54.21.06.21.11.30.41.70.45.21.12.30.51.70.54.00.82.00.81.90.82.80.53.00.51.50.32.80.2
31-40 years ago1.50.32.50.71.90.60.70.30.40.22.60.81.60.41.70.52.40.61.50.71.20.61.90.43.40.52.00.31.80.1
41-50 years ago0.50.20.0.1.30.50.0.0.0.0.70.40.60.20.80.30.90.41.60.70.90.50.90.31.40.30.60.20.70.1
over 50 years ago4.60.51.40.65.81.11.60.51.50.44.11.04.90.73.30.77.01.010.81.87.51.410.30.910.00.86.30.65.80.2
total80.21.089.41.489.81.485.31.394.90.736.62.352.21.647.61.939.62.045.72.935.72.633.51.446.71.323.41.056.00.4
inside perimetern/a0.20.10.0.0.0.0.0.0.10.10.70.40.70.30.0.1.40.56.71.55.01.22.20.42.10.48.50.72.10.1
less than 10 years ago10.10.86.41.24.40.910.51.13.60.625.62.129.81.429.81.724.71.819.62.324.22.313.61.021.41.110.10.715.70.3
11-20 years ago3.50.52.20.72.30.72.20.60.70.218.51.88.60.99.91.112.21.37.41.510.71.711.70.98.60.77.70.77.20.2
21-30 years ago2.00.40.80.41.10.50.40.20.50.26.71.22.90.55.30.87.01.15.51.46.31.312.01.06.20.68.20.74.90.2
31-40 years ago1.30.30.40.30.0.0.70.30.20.15.01.11.40.42.90.64.50.92.20.96.71.48.50.84.30.511.80.84.20.2
41-50 years ago0.30.20.20.20.0.0.0.0.0.0.80.40.90.30.80.31.70.51.80.82.70.93.10.52.20.47.70.72.00.1
over 50 years ago2.40.40.50.32.50.70.80.30.10.16.01.13.40.63.70.78.91.211.11.98.61.515.51.18.50.722.51.07.80.2
total19.81.010.61.410.21.414.71.35.10.763.42.347.81.652.41.960.42.054.32.964.32.666.51.453.31.376.61.044.00.4
totaln/a1.50.30.40.31.10.50.30.20.10.11.90.71.90.40.70.36.71.018.12.212.11.88.70.89.80.817.00.96.10.2
less than 10 years ago63.01.273.92.159.72.285.11.381.61.240.72.463.91.562.11.837.62.031.72.839.52.720.31.237.01.312.50.848.50.4
11-20 years ago19.31.015.61.720.61.99.21.113.91.026.42.116.21.217.21.419.21.613.82.012.71.816.01.114.10.99.80.715.40.3
21-30 years ago5.70.65.11.07.21.21.70.52.30.511.91.65.20.76.90.911.11.37.51.68.21.514.91.19.30.89.60.77.70.2
31-40 years ago2.70.42.90.81.90.61.40.40.50.27.61.33.00.54.50.86.91.13.61.17.91.510.40.97.70.713.80.86.00.2
41-50 years ago0.90.20.20.21.30.50.0.0.0.1.50.61.50.41.60.52.60.63.31.03.61.04.00.63.70.58.30.72.70.1
over 50 years ago6.90.71.90.68.31.32.40.61.60.410.11.58.30.86.91.015.91.521.92.516.12.025.81.318.51.028.81.113.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849241/315572
NFI2
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a4.90.74.71.35.81.44.51.03.70.84.21.34.50.94.61.02.70.96.92.12.81.23.50.73.90.72.40.54.00.2
less than 10 years ago42.91.754.33.150.33.061.62.469.31.814.12.322.81.822.02.112.31.919.13.211.82.56.11.013.41.22.30.528.30.5
11-20 years ago18.61.321.32.619.52.416.81.916.31.59.01.914.21.511.81.65.31.36.12.06.81.94.00.88.81.02.30.511.40.4
21-30 years ago8.00.92.91.15.21.42.50.83.40.74.31.43.90.83.91.04.31.25.41.91.60.93.30.73.70.71.50.44.00.2
31-40 years ago1.90.53.91.33.81.20.50.40.80.42.71.01.60.51.00.53.01.01.30.91.81.12.20.62.60.61.80.52.00.2
41-50 years ago0.40.21.20.71.90.90.50.30.20.22.31.00.90.42.00.72.30.91.41.01.00.71.60.51.50.41.90.51.20.1
over 50 years ago2.40.50.60.62.61.00.40.30.90.43.91.34.30.82.70.86.51.48.12.26.71.86.51.09.51.07.00.94.60.3
total79.11.488.92.089.01.986.81.794.60.940.53.252.12.147.92.536.32.848.24.132.53.627.21.843.41.819.11.455.50.5
inside perimetern/a1.20.40.40.41.50.70.90.50.20.24.71.43.20.84.31.05.91.34.71.85.01.77.31.04.60.87.61.03.70.2
less than 10 years ago8.91.03.31.25.61.47.01.33.70.720.02.624.71.820.02.020.82.321.63.424.03.314.91.419.11.49.61.113.60.4
11-20 years ago4.50.74.31.30.80.63.60.90.80.414.22.310.51.314.61.714.82.05.21.814.42.79.41.212.01.28.01.08.00.3
21-30 years ago1.80.51.60.80.70.50.70.40.40.310.21.84.50.95.11.17.61.56.72.06.92.09.31.25.40.86.90.94.60.3
31-40 years ago1.40.41.10.60.40.40.20.20.10.12.21.01.80.62.90.85.01.34.01.66.11.89.21.24.70.87.30.93.50.2
41-50 years ago1.00.30.40.40.0.0.20.20.10.11.80.90.90.42.10.74.21.20.60.64.11.66.81.02.70.611.01.13.10.2
over 50 years ago2.00.50.0.2.10.80.40.30.10.16.41.62.40.63.10.95.41.39.02.46.92.016.01.58.11.030.51.77.90.3
total20.91.411.12.011.01.913.21.75.40.959.53.247.92.152.12.563.72.851.84.167.53.672.81.856.61.880.91.444.50.5
totaln/a6.10.85.11.47.31.65.51.13.90.88.91.97.61.18.91.48.61.611.62.77.82.010.81.38.51.010.01.17.80.3
less than 10 years ago51.81.757.63.155.93.068.52.372.91.834.13.147.52.141.92.433.12.740.74.135.83.720.91.732.41.711.91.241.90.6
11-20 years ago23.11.425.62.720.32.420.42.017.01.523.32.824.71.826.32.220.12.311.32.621.33.113.31.420.81.510.31.119.50.5
21-30 years ago9.91.04.51.35.81.43.20.93.80.814.42.28.41.29.01.411.91.912.12.78.52.112.61.39.11.08.41.08.60.3
31-40 years ago3.20.65.11.44.21.20.80.40.90.44.91.43.40.84.01.08.01.65.31.88.02.111.41.37.30.99.11.05.50.3
41-50 years ago1.40.41.60.81.90.90.70.40.30.24.11.41.80.64.11.06.41.42.01.25.11.78.41.14.20.712.81.24.30.3
over 50 years ago4.40.70.60.64.71.30.90.41.10.410.22.06.61.05.81.211.91.917.13.113.52.622.51.717.61.437.51.712.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849242/315573
NFI2
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.20.20.10.0
less than 10 years ago43.51.854.23.351.53.363.22.670.02.014.22.522.91.924.22.413.12.117.73.78.92.56.01.114.11.42.30.629.50.6
11-20 years ago21.01.524.42.922.12.718.92.118.51.710.82.316.51.713.01.86.31.57.32.58.82.53.70.89.91.21.60.513.00.5
21-30 years ago9.01.13.31.26.31.62.60.84.00.84.61.54.20.94.51.15.21.46.52.42.01.23.40.83.40.71.50.54.40.3
31-40 years ago2.00.54.41.44.61.40.60.40.80.42.81.11.70.61.20.62.41.01.81.32.41.42.40.72.80.72.00.62.10.2
41-50 years ago0.40.21.40.82.31.00.60.40.20.22.91.31.00.52.40.82.00.91.91.41.20.91.60.51.50.51.80.51.30.2
over 50 years ago2.30.60.60.62.71.10.50.40.90.43.51.34.00.93.31.05.41.510.02.95.11.97.81.29.71.27.01.04.50.3
total78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.00.0
less than 10 years ago9.41.13.31.26.21.67.51.43.90.821.93.026.12.119.72.223.02.624.14.225.43.715.21.619.91.69.11.214.00.5
11-20 years ago5.20.84.91.41.00.74.21.10.90.416.72.712.61.517.32.017.02.47.12.418.33.410.51.313.71.49.41.29.30.4
21-30 years ago2.10.51.80.90.80.60.90.50.40.311.52.15.51.15.61.29.21.87.42.57.92.410.71.46.71.08.51.15.30.3
31-40 years ago1.60.41.30.70.50.50.30.30.20.22.71.21.70.63.61.05.31.43.81.88.02.411.11.45.50.99.01.14.10.3
41-50 years ago1.20.40.50.50.0.0.30.30.20.21.81.01.10.52.30.84.61.30.90.95.32.08.31.23.50.713.01.43.60.3
over 50 years ago2.20.50.0.2.10.90.50.40.20.26.61.82.60.73.00.96.51.511.53.16.82.219.01.88.91.134.71.98.70.4
total21.71.511.82.210.62.113.71.85.71.061.33.549.62.351.42.765.53.054.84.771.63.975.21.958.32.083.71.545.00.6
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.30.20.20.20.10.0
less than 10 years ago52.81.857.53.357.73.370.72.473.91.936.13.449.02.343.92.736.13.041.84.834.34.121.21.834.01.911.41.343.50.6
11-20 years ago26.31.629.33.023.02.823.12.319.41.727.53.329.02.130.22.523.42.714.43.327.03.914.21.623.61.711.01.322.30.6
21-30 years ago11.21.25.11.57.11.73.41.04.40.916.12.59.81.410.11.614.32.213.93.310.02.614.11.610.21.210.01.29.70.4
31-40 years ago3.60.75.71.65.11.50.90.50.90.45.51.73.50.94.81.27.71.75.62.210.32.713.51.58.41.110.91.36.20.3
41-50 years ago1.60.51.80.92.31.00.80.50.40.34.61.62.10.74.71.16.61.62.81.66.52.19.81.35.00.914.81.44.90.3
over 50 years ago4.50.80.60.64.81.41.00.51.10.410.12.16.61.16.31.311.92.121.54.011.92.826.92.018.51.641.72.013.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849243/315574
NFI2
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a1.10.40.50.52.91.10.60.40.30.23.71.32.70.71.80.79.61.713.02.715.62.57.01.010.71.19.71.05.50.3
less than 10 years ago42.91.854.63.350.33.262.12.569.81.914.42.421.81.822.62.211.01.815.32.97.61.95.60.911.91.21.90.526.40.5
11-20 years ago20.71.523.92.821.42.619.02.118.41.79.72.015.71.613.11.85.21.35.91.96.01.74.10.88.61.02.10.511.90.4
21-30 years ago8.91.03.21.25.91.52.80.93.90.84.61.54.20.94.41.14.21.15.31.81.40.83.40.83.60.71.30.44.10.3
31-40 years ago2.10.54.31.44.31.30.60.40.90.42.81.11.80.61.10.62.91.01.30.91.60.92.30.62.60.61.60.42.00.2
41-50 years ago0.40.21.40.82.10.90.50.40.20.22.61.20.90.42.20.82.20.81.41.00.80.61.70.51.50.41.60.41.30.1
over 50 years ago2.60.60.60.62.91.10.50.41.00.44.21.44.60.93.10.96.31.48.42.25.91.66.71.09.31.06.30.84.70.3
total78.61.488.52.189.71.986.11.894.51.042.03.451.72.248.32.641.52.850.54.039.03.430.91.848.11.824.51.456.00.5
inside perimetern/a0.30.20.0.0.0.0.30.30.0.1.00.70.80.41.50.72.30.95.51.99.22.23.70.83.10.610.91.03.00.2
less than 10 years ago9.21.03.21.25.81.57.41.43.80.820.02.725.11.918.92.119.62.319.13.218.32.713.51.416.21.37.40.912.70.4
11-20 years ago5.00.84.81.40.90.64.11.00.90.415.02.511.81.416.41.914.52.05.11.712.52.49.61.211.81.27.00.98.30.3
21-30 years ago2.00.51.80.90.80.50.80.50.40.310.71.95.11.05.71.27.41.56.62.05.91.79.61.25.40.86.20.84.80.3
31-40 years ago1.50.41.30.70.50.50.30.30.20.22.41.12.00.63.30.94.91.23.91.65.51.69.41.24.60.76.60.83.70.2
41-50 years ago1.10.40.50.50.0.0.30.30.20.22.01.01.00.52.40.84.11.10.60.63.61.47.01.02.70.610.01.03.20.2
over 50 years ago2.30.50.0.2.30.90.80.40.20.26.91.72.60.73.51.05.61.38.82.36.01.716.41.58.21.027.41.58.20.3
total21.41.411.52.110.31.913.91.85.51.058.03.448.32.251.72.658.52.849.54.061.03.469.11.851.91.875.51.444.00.5
totaln/a1.30.40.50.52.91.10.80.50.30.24.71.53.40.83.21.012.01.818.43.124.83.110.71.313.81.220.61.38.50.3
less than 10 years ago52.11.857.93.356.13.269.52.473.51.934.53.246.92.241.52.630.62.634.43.926.03.119.11.628.11.69.31.039.10.6
11-20 years ago25.71.628.73.022.32.723.12.219.31.724.63.027.42.029.52.419.72.310.92.518.52.813.71.420.41.49.11.020.20.5
21-30 years ago10.91.15.01.56.61.63.61.04.30.915.32.39.31.310.11.611.71.811.92.67.31.913.01.49.01.07.60.98.90.4
31-40 years ago3.60.75.51.64.71.40.80.51.10.45.31.53.80.94.41.17.91.55.21.87.11.911.71.37.10.98.20.95.70.3
41-50 years ago1.50.41.80.92.10.90.80.50.40.34.61.52.00.64.61.16.31.42.01.24.41.58.71.24.10.711.61.14.50.3
over 50 years ago4.90.80.60.65.21.41.30.61.20.511.12.17.21.16.61.311.91.917.23.111.82.323.21.717.51.333.71.613.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849244/315575
NFI2
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a5.30.85.11.47.11.55.01.13.70.87.71.76.21.05.81.211.81.718.12.916.12.49.51.113.81.111.21.08.70.3
less than 10 years ago42.71.754.13.149.63.061.02.469.31.813.82.222.21.721.42.010.81.715.72.79.22.05.50.911.71.11.80.426.10.5
11-20 years ago18.51.321.22.619.22.316.61.816.31.58.61.813.81.411.41.64.61.15.01.65.31.53.60.77.70.91.90.410.60.4
21-30 years ago8.00.92.91.15.11.32.40.83.40.74.11.33.70.83.80.93.81.04.41.51.30.73.00.73.20.61.20.43.60.2
31-40 years ago1.90.53.91.33.71.20.50.40.80.42.61.01.50.51.00.52.60.91.10.81.40.82.00.62.30.51.50.41.80.2
41-50 years ago0.40.21.20.71.90.80.50.30.20.22.21.00.80.41.90.72.00.81.20.80.80.51.50.51.30.41.50.41.10.1
over 50 years ago2.40.50.60.62.61.00.40.30.90.43.71.24.10.82.60.85.71.37.21.95.21.55.90.98.30.95.60.74.20.2
total79.21.488.92.089.21.986.41.794.60.942.63.252.42.148.02.441.42.652.73.739.23.231.01.748.21.724.71.456.20.5
inside perimetern/a1.30.40.40.41.40.71.20.50.20.25.21.43.90.85.41.17.61.48.62.112.12.39.41.16.40.816.21.26.10.3
less than 10 years ago8.81.03.31.25.51.46.91.23.70.719.02.524.11.819.51.918.32.117.82.918.72.613.61.316.61.37.70.912.60.4
11-20 years ago4.40.74.21.30.80.63.60.90.80.413.52.210.21.314.21.713.01.84.31.511.22.28.51.110.51.06.40.87.40.3
21-30 years ago1.80.51.60.80.60.50.70.40.40.39.71.74.40.94.91.06.71.45.51.75.41.58.41.14.70.75.50.74.20.2
31-40 years ago1.40.41.10.60.40.40.20.20.10.12.11.01.70.52.90.84.41.13.31.34.81.48.31.14.10.75.90.83.20.2
41-50 years ago1.00.30.40.40.0.0.20.20.10.11.70.90.90.42.10.73.61.00.50.53.21.26.20.92.40.58.90.92.90.2
over 50 years ago2.00.50.0.2.10.80.70.40.10.16.11.52.30.63.10.85.01.27.42.05.41.514.51.47.20.924.71.47.30.3
total20.81.411.12.010.81.913.61.75.40.957.43.247.62.152.02.458.62.647.33.760.83.269.01.751.81.775.31.443.80.5
totaln/a6.70.85.51.48.61.76.21.23.90.812.92.110.11.311.21.619.42.126.63.328.23.019.01.520.11.327.41.414.80.4
less than 10 years ago51.51.757.43.155.13.067.92.372.91.832.83.046.32.140.92.429.12.433.53.527.93.119.11.528.31.59.51.038.70.5
11-20 years ago22.91.425.42.720.02.420.22.017.01.522.12.724.01.825.62.117.72.19.32.116.62.512.11.318.11.38.30.918.00.5
21-30 years ago9.81.04.51.35.71.43.20.93.80.813.72.18.11.18.71.410.51.69.92.26.71.711.41.27.90.96.80.87.90.3
31-40 years ago3.20.65.01.44.11.20.70.40.90.44.71.33.30.73.91.07.01.44.41.56.21.610.41.26.30.87.40.85.10.3
41-50 years ago1.40.41.60.81.90.80.70.40.30.23.91.31.70.54.01.05.71.31.71.04.01.37.71.03.70.610.41.04.00.2
over 50 years ago4.40.70.60.64.61.31.10.51.10.49.71.96.41.05.71.110.71.714.62.710.62.020.41.615.51.230.31.511.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849245/315576
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago45.51.856.83.263.33.266.62.574.11.818.72.926.62.026.12.410.41.917.43.79.32.56.51.113.41.43.70.831.70.6
11-20 years ago14.91.316.82.511.42.112.91.812.31.47.71.97.51.28.31.58.31.87.72.64.61.92.70.77.61.11.30.58.80.4
21-30 years ago10.61.18.61.96.71.64.81.15.31.02.61.27.11.25.81.23.61.22.81.64.11.72.50.75.80.91.50.55.50.3
31-40 years ago3.90.72.31.02.41.10.90.51.70.63.71.33.30.82.40.83.61.23.61.83.01.51.20.52.60.61.00.42.40.2
41-50 years ago1.10.42.91.22.71.10.0.0.70.41.40.81.10.51.20.61.60.83.61.82.41.42.30.71.60.51.20.41.40.2
over 50 years ago2.30.60.90.62.81.11.10.60.20.24.71.54.81.04.71.27.01.610.12.94.91.99.61.310.71.27.71.15.20.3
total78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
inside perimeterless than 10 years ago10.11.17.81.87.71.86.91.33.60.829.43.329.72.125.32.419.32.522.44.128.03.915.71.617.51.58.31.114.80.5
11-20 years ago3.50.70.90.61.70.93.41.01.10.57.91.89.01.310.21.613.92.212.13.113.82.910.11.314.11.46.31.07.30.4
21-30 years ago3.70.71.30.80.0.2.00.70.20.28.82.03.80.96.51.38.71.81.81.211.22.86.21.16.71.07.01.04.70.3
31-40 years ago1.30.40.90.60.40.40.30.30.20.25.81.62.50.73.51.07.71.77.32.55.01.96.31.15.00.95.90.93.40.2
41-50 years ago0.90.30.90.60.40.40.30.30.20.23.41.21.10.52.10.86.01.52.61.55.32.09.41.32.90.77.11.03.10.2
over 50 years ago2.20.50.0.0.40.40.80.50.30.26.01.83.60.93.81.09.91.98.62.78.42.427.62.012.01.349.02.011.70.4
total21.71.511.82.210.62.113.71.85.71.061.33.549.62.351.42.765.53.054.84.771.63.975.21.958.32.083.71.545.00.6
totalless than 10 years ago55.61.864.53.271.03.073.52.377.71.848.23.656.32.351.42.729.72.839.84.837.44.222.11.930.91.912.01.346.50.6
11-20 years ago18.41.417.72.613.12.316.32.013.41.515.62.616.51.718.52.122.22.619.83.918.43.312.81.521.71.77.71.116.10.5
21-30 years ago14.31.39.92.06.71.66.81.35.51.011.42.310.91.512.31.812.22.14.62.015.33.18.71.312.51.38.41.110.20.4
31-40 years ago5.20.83.21.22.81.11.10.61.90.69.52.05.81.15.91.311.32.010.93.08.02.47.51.27.51.17.01.05.80.3
41-50 years ago2.00.53.71.33.11.20.30.30.90.44.81.42.20.73.31.07.71.76.22.37.62.411.61.44.50.88.31.14.50.3
over 50 years ago4.60.80.90.63.21.21.90.70.50.310.62.38.41.38.51.516.92.418.73.813.32.937.32.222.81.756.72.016.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849246/315577
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago44.61.857.13.261.83.166.52.573.91.818.12.726.12.025.42.311.11.818.73.49.42.47.41.112.81.23.10.629.80.5
11-20 years ago15.41.316.92.512.42.113.21.812.41.49.82.17.31.29.11.58.71.67.72.35.91.92.90.78.11.02.30.59.00.4
21-30 years ago11.01.18.41.87.11.64.71.15.41.02.41.16.91.16.21.24.01.13.91.73.61.54.40.97.10.92.80.66.00.3
31-40 years ago3.90.72.21.02.71.11.10.61.60.53.81.33.70.82.20.83.71.12.91.43.31.52.60.73.60.71.80.52.80.2
41-50 years ago1.00.42.81.12.61.00.0.0.70.41.60.81.20.51.10.62.40.92.91.42.01.23.00.71.60.51.60.51.60.2
over 50 years ago2.90.60.90.63.01.11.10.60.40.35.21.56.11.05.51.211.21.812.82.98.02.110.41.311.51.210.21.16.50.3
total78.81.488.52.189.62.086.61.894.51.040.93.451.32.249.62.640.92.849.04.332.23.830.71.944.71.821.81.555.80.6
inside perimeterless than 10 years ago10.01.17.61.87.61.76.81.33.60.826.73.129.52.123.82.216.92.221.23.625.03.513.91.416.11.47.81.014.00.4
11-20 years ago3.50.70.90.61.60.83.41.01.10.57.61.78.51.310.21.613.32.09.82.613.22.79.21.212.61.26.20.97.00.3
21-30 years ago3.50.71.30.70.0.1.90.70.20.29.12.03.60.96.51.37.31.51.41.09.72.47.01.17.41.08.01.05.00.3
31-40 years ago1.20.40.90.60.40.40.30.30.20.25.61.52.40.73.50.96.81.58.12.44.31.65.91.04.10.75.60.83.40.2
41-50 years ago0.80.30.80.60.40.40.30.30.20.23.11.11.20.52.20.85.71.33.61.54.61.78.31.12.50.66.30.93.00.2
over 50 years ago2.10.50.0.0.40.40.80.50.30.27.01.83.50.84.31.19.01.76.92.210.92.525.01.812.51.244.21.811.90.4
total21.21.411.52.110.42.013.41.85.51.059.13.448.72.250.42.659.12.851.04.367.83.869.31.955.31.878.21.544.20.6
totalless than 10 years ago54.61.864.73.169.43.073.32.377.51.844.83.455.62.249.22.628.02.639.94.334.43.921.21.728.91.710.91.143.90.6
11-20 years ago18.91.417.82.614.02.216.52.013.51.417.42.615.81.719.32.122.02.417.53.319.13.212.11.320.71.58.51.016.10.5
21-30 years ago14.51.39.72.07.11.66.61.35.61.011.42.210.51.412.61.711.31.85.32.013.32.711.41.314.41.310.81.110.90.4
31-40 years ago5.20.83.11.23.11.21.40.61.80.69.51.96.11.15.81.210.51.811.12.77.62.28.61.27.71.07.50.96.20.3
41-50 years ago1.90.53.71.33.01.10.30.30.90.44.71.32.40.73.30.98.11.66.52.16.62.111.31.34.20.77.91.04.60.3
over 50 years ago5.00.80.90.63.41.21.90.70.70.412.22.39.71.39.81.620.22.319.83.518.93.135.52.024.01.654.41.818.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849247/315578
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago45.01.857.13.262.43.166.42.574.21.818.62.826.02.025.62.311.11.816.73.39.02.47.41.112.91.33.10.630.00.5
11-20 years ago15.31.316.92.511.72.113.11.812.31.49.62.17.41.29.31.68.61.77.92.45.41.92.90.78.21.02.20.59.00.4
21-30 years ago10.81.18.41.87.21.64.81.15.41.02.41.17.01.26.31.34.11.24.01.83.71.54.50.97.01.02.90.66.00.3
31-40 years ago4.00.72.21.02.81.10.90.51.60.53.91.33.80.92.30.83.81.13.01.53.41.52.30.63.30.71.90.52.80.2
41-50 years ago1.00.42.81.12.61.10.0.0.70.41.70.81.20.51.20.62.50.93.01.52.11.22.90.71.60.51.50.41.60.2
over 50 years ago2.80.60.90.63.11.21.10.60.20.24.31.46.21.15.31.210.21.813.13.08.22.210.21.311.31.29.81.16.30.3
total78.81.488.52.189.82.086.31.894.41.040.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.70.6
inside perimeterless than 10 years ago10.01.17.61.87.41.76.91.33.60.827.43.129.22.123.72.216.82.221.73.725.73.614.01.416.11.48.01.014.10.4
11-20 years ago3.40.60.90.61.70.83.41.01.10.57.81.88.61.310.11.613.82.010.02.612.92.79.31.212.91.36.40.97.10.3
21-30 years ago3.50.71.30.70.0.2.00.70.20.29.32.03.60.96.41.37.51.61.51.010.02.57.01.17.31.07.81.05.00.3
31-40 years ago1.30.40.90.60.40.40.30.30.20.25.41.52.40.73.60.96.71.58.32.44.41.76.01.04.20.75.80.83.40.2
41-50 years ago0.90.30.80.60.40.40.30.30.20.23.11.11.10.52.20.85.61.43.71.64.71.88.31.12.60.66.50.93.00.2
over 50 years ago2.20.50.0.0.40.40.80.50.30.26.51.83.60.84.11.09.31.77.12.310.52.525.21.812.51.244.21.811.80.4
total21.21.411.52.110.22.013.71.85.61.059.53.548.52.250.12.659.72.952.34.468.23.869.91.955.51.878.71.544.30.6
totalless than 10 years ago55.01.864.73.169.83.073.42.377.71.745.93.455.22.249.32.627.92.638.54.334.73.921.41.729.11.711.01.144.10.6
11-20 years ago18.71.417.82.613.42.216.52.013.41.417.42.616.01.719.42.122.42.517.93.418.33.112.21.421.01.58.61.016.10.5
21-30 years ago14.31.39.72.07.21.66.71.35.61.011.72.310.61.412.61.811.71.95.42.013.72.811.51.314.31.310.71.110.90.4
31-40 years ago5.20.83.11.23.21.21.10.61.80.69.31.96.21.15.91.210.51.811.32.87.82.28.31.27.51.07.71.06.10.3
41-50 years ago1.90.53.71.33.01.10.30.30.90.44.81.32.30.73.41.08.11.66.62.16.82.111.21.34.20.78.01.04.60.3
over 50 years ago4.90.80.90.63.51.21.90.70.50.310.92.29.81.39.41.519.52.320.23.618.73.135.42.023.81.654.01.818.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849248/315579
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago45.01.857.13.262.43.166.52.574.21.818.02.725.82.025.42.310.81.814.42.98.42.17.21.111.41.13.00.628.70.5
11-20 years ago15.31.316.92.511.72.113.11.812.31.49.72.17.31.29.21.58.21.68.82.36.31.92.80.77.40.92.90.68.80.4
21-30 years ago10.81.18.41.87.21.64.81.15.41.02.81.16.91.26.51.34.51.24.81.84.91.65.40.96.60.94.50.76.30.3
31-40 years ago4.00.72.21.02.81.10.90.51.60.53.81.33.70.82.20.84.91.22.61.33.51.43.00.74.70.73.20.63.20.2
41-50 years ago1.00.42.81.12.61.10.0.0.70.41.60.81.20.51.20.63.01.04.61.72.81.34.20.83.40.62.60.52.20.2
over 50 years ago2.80.60.90.63.11.21.10.60.20.25.71.66.91.15.81.212.21.916.03.015.02.610.91.316.11.310.21.07.80.3
total78.81.488.52.189.82.086.41.894.41.041.83.451.92.250.22.643.62.851.14.041.03.733.51.849.71.726.41.457.00.5
inside perimeterless than 10 years ago10.01.17.61.87.41.76.91.33.60.826.63.029.02.123.42.215.92.118.73.222.23.213.21.414.41.27.20.913.40.4
11-20 years ago3.40.60.90.61.70.83.41.01.10.57.61.78.51.310.31.613.01.99.22.311.22.38.81.111.51.15.80.86.80.3
21-30 years ago3.50.71.30.70.0.1.90.70.20.29.02.03.60.96.31.37.11.51.91.18.62.26.61.06.80.97.60.94.90.3
31-40 years ago1.30.40.90.60.40.40.30.30.20.25.21.42.40.73.60.96.31.47.22.13.81.56.01.03.80.75.70.83.30.2
41-50 years ago0.90.30.80.60.40.40.30.30.20.23.01.01.10.52.20.85.31.33.11.44.11.57.91.12.60.66.40.83.00.2
over 50 years ago2.20.50.0.0.40.40.80.50.30.26.81.83.60.84.11.08.81.68.82.39.12.124.01.711.21.140.91.711.60.4
total21.21.411.52.110.22.013.61.85.61.058.23.448.12.249.82.656.42.848.94.059.03.766.51.850.31.773.61.443.00.5
totalless than 10 years ago55.01.864.73.169.83.073.52.377.71.744.63.454.82.248.82.626.72.533.03.830.63.520.41.625.81.510.21.042.00.6
11-20 years ago18.71.417.82.613.42.216.52.013.41.417.32.615.91.719.52.121.22.318.13.217.52.911.51.318.91.48.71.015.60.5
21-30 years ago14.31.39.72.07.21.66.71.35.61.011.82.210.51.412.81.811.71.86.72.113.52.612.01.313.41.212.11.111.20.4
31-40 years ago5.20.83.11.23.21.21.10.61.80.69.11.96.11.15.81.211.21.89.72.47.42.09.01.28.51.08.91.06.60.3
41-50 years ago1.90.53.71.33.01.10.30.30.90.44.71.32.30.73.31.08.31.67.72.16.92.012.11.36.10.89.01.05.20.3
over 50 years ago4.90.80.90.63.51.21.90.70.50.312.52.310.51.39.91.621.02.324.83.524.13.235.01.927.41.551.11.719.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849249/315580
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago43.91.756.73.161.72.965.32.373.41.718.52.525.31.824.22.19.91.618.43.210.62.37.21.012.21.12.90.629.40.5
11-20 years ago15.11.216.32.412.02.013.41.712.61.39.01.97.11.18.51.47.91.56.82.15.71.83.40.78.31.02.10.58.90.3
21-30 years ago12.21.18.51.87.41.55.41.15.50.92.00.97.51.16.71.24.41.13.51.53.91.54.60.87.20.93.00.66.30.3
31-40 years ago3.80.62.10.92.91.11.00.51.80.53.91.23.50.82.90.83.91.14.11.62.91.33.30.73.60.71.90.52.90.2
41-50 years ago1.00.33.91.32.71.00.0.0.70.31.50.71.10.41.30.62.40.82.61.32.51.32.80.71.80.51.40.41.60.2
over 50 years ago3.30.60.80.63.11.11.00.50.30.24.61.35.71.05.01.110.51.713.32.89.72.210.81.211.71.110.11.06.60.3
total79.31.488.32.189.81.986.21.794.30.939.43.150.02.148.62.439.12.748.64.135.43.632.11.844.91.721.41.455.70.5
inside perimeterless than 10 years ago10.01.07.31.77.31.67.11.33.70.825.52.830.12.024.12.117.62.121.83.424.33.313.71.316.21.38.91.014.20.4
11-20 years ago3.40.61.60.81.50.72.90.81.00.410.01.98.61.210.41.513.61.99.82.512.52.58.91.112.11.15.70.86.90.3
21-30 years ago3.10.61.20.70.30.32.40.70.30.28.71.83.60.86.61.28.41.51.30.99.82.36.71.07.60.97.80.95.00.3
31-40 years ago1.10.40.80.60.30.30.50.30.20.25.51.42.30.73.30.86.91.48.12.33.81.46.41.04.10.75.80.83.40.2
41-50 years ago0.80.30.80.50.30.30.30.30.10.14.01.21.50.52.20.75.31.23.41.54.01.57.91.02.40.56.50.83.00.2
over 50 years ago2.30.50.0.0.30.30.70.40.30.26.91.73.90.84.81.09.21.67.12.210.22.324.41.712.71.243.91.711.80.4
total20.71.411.72.110.21.913.81.75.70.960.63.150.02.151.42.460.92.751.44.164.63.667.91.855.11.778.61.444.30.5
totalless than 10 years ago53.91.764.03.069.12.872.52.277.21.744.13.155.32.148.32.427.52.440.14.134.93.620.91.628.41.611.81.143.60.6
11-20 years ago18.41.317.82.413.42.116.31.813.61.419.02.515.61.618.91.921.52.216.63.118.22.912.21.320.41.47.80.915.80.4
21-30 years ago15.31.29.71.97.71.57.81.35.80.910.72.011.11.413.31.712.81.84.81.813.72.611.41.214.71.210.81.111.30.4
31-40 years ago4.90.72.91.13.31.11.50.62.00.69.41.85.81.06.21.210.81.712.22.76.81.99.71.27.70.97.70.96.30.3
41-50 years ago1.80.54.61.43.01.10.30.30.80.45.51.42.60.73.50.97.71.56.01.96.51.910.71.24.20.77.90.94.60.3
over 50 years ago5.60.80.80.63.51.11.70.60.70.311.42.09.61.29.91.519.82.220.33.420.03.035.21.924.41.554.01.718.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849250/315581
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago43.91.756.73.161.72.965.32.373.41.718.12.525.01.823.92.19.71.615.72.89.62.16.91.010.81.02.90.528.00.5
11-20 years ago15.11.216.32.412.02.013.41.712.61.39.21.87.21.18.41.47.51.47.52.06.41.73.20.77.70.92.80.58.70.3
21-30 years ago12.21.18.51.87.41.55.41.15.50.92.30.97.41.16.91.25.01.15.21.75.81.65.60.96.80.84.60.76.70.3
31-40 years ago3.80.62.10.92.91.11.00.51.80.53.81.23.50.82.80.84.81.14.01.53.01.23.90.75.10.73.00.63.40.2
41-50 years ago1.00.33.91.32.71.00.0.0.70.31.50.71.00.41.20.62.80.94.51.63.11.34.00.83.60.62.40.52.20.2
over 50 years ago3.30.60.80.63.11.11.00.50.30.25.41.46.51.05.51.112.71.815.92.715.92.511.71.216.11.210.51.08.00.3
total79.31.488.32.189.81.986.21.794.30.940.33.150.52.148.82.442.52.652.83.743.83.435.31.750.01.626.21.457.00.5
inside perimeterless than 10 years ago10.01.07.31.77.31.67.11.33.70.825.02.729.81.923.92.116.62.018.53.020.92.913.01.314.31.28.00.913.60.4
11-20 years ago3.40.61.60.81.50.72.90.81.00.49.81.88.51.210.61.512.81.88.92.210.82.18.41.110.81.05.20.76.70.3
21-30 years ago3.10.61.20.70.30.32.40.70.30.28.51.83.60.86.51.27.91.41.71.08.42.06.30.97.00.87.60.94.90.3
31-40 years ago1.10.40.80.60.30.30.50.30.20.25.41.32.30.63.30.86.51.36.91.93.31.26.30.93.70.65.70.73.30.2
41-50 years ago0.80.30.80.50.30.30.30.30.10.13.91.21.50.52.20.75.01.22.91.23.41.37.51.02.50.56.40.83.00.2
over 50 years ago2.30.50.0.0.30.30.70.40.30.27.11.73.90.84.81.08.71.58.32.19.32.023.21.611.71.140.81.611.60.3
total20.71.411.72.110.21.913.81.75.70.959.73.149.52.151.22.457.52.647.23.756.23.464.71.750.01.673.81.443.00.5
totalless than 10 years ago53.91.764.03.069.12.872.52.277.21.743.13.154.82.147.82.426.32.334.23.630.63.319.91.525.11.410.91.041.60.5
11-20 years ago18.41.317.82.413.42.116.31.813.61.419.02.515.61.619.01.920.32.116.42.917.12.611.61.218.51.38.00.915.40.4
21-30 years ago15.31.29.71.97.71.57.81.35.80.910.92.011.01.313.41.612.91.86.91.914.22.511.91.213.81.112.21.111.60.4
31-40 years ago4.90.72.91.13.31.11.50.62.00.69.21.85.81.06.11.111.31.710.92.46.31.710.21.28.80.98.70.96.70.3
41-50 years ago1.80.54.61.43.01.10.30.30.80.45.41.32.50.73.40.97.81.47.42.06.61.811.51.26.10.88.80.95.20.3
over 50 years ago5.60.80.80.63.51.11.70.60.70.312.52.110.31.310.21.521.42.224.23.325.23.034.91.827.71.551.31.619.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #849251/315582
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