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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/a1.40.50.50.53.31.20.70.50.30.28.73.05.21.33.71.523.23.725.75.040.15.522.83.122.32.139.53.39.80.5
less than 10 years ago54.62.061.83.456.13.472.22.573.91.934.45.042.13.046.83.826.53.930.35.319.64.618.02.924.72.27.81.947.20.8
11-20 years ago26.31.827.03.123.82.922.12.419.51.723.04.530.32.827.23.412.42.911.63.715.44.113.32.517.82.08.41.921.30.7
21-30 years ago11.31.33.71.46.51.73.21.04.10.911.03.48.21.79.12.210.12.710.53.53.62.111.12.37.51.45.41.67.30.4
31-40 years ago2.60.74.81.64.81.50.70.51.00.46.82.53.51.12.31.27.12.32.51.84.12.47.52.05.31.26.71.73.60.3
41-50 years ago0.50.31.50.92.41.00.60.40.20.26.22.71.80.84.61.65.42.02.71.92.11.55.41.73.00.96.71.72.30.3
over 50 years ago3.30.70.60.63.21.20.60.41.10.410.03.28.91.76.31.915.33.216.64.215.04.021.93.119.42.025.53.08.50.5
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.
inside perimetern/a1.20.90.0.0.0.2.02.00.0.1.71.21.60.82.81.34.01.511.03.715.13.45.31.15.91.214.41.36.90.5
less than 10 years ago43.13.828.09.056.610.052.97.068.18.434.54.352.03.236.63.533.53.538.55.730.04.219.62.031.22.39.91.228.90.9
11-20 years ago23.43.341.69.78.85.929.56.416.06.625.84.024.42.831.73.324.83.210.23.420.53.713.81.722.82.19.31.119.00.7
21-30 years ago9.52.315.57.17.45.06.03.37.24.918.43.210.52.011.12.212.72.513.33.99.72.713.81.710.41.58.21.110.90.6
31-40 years ago7.01.911.06.04.44.32.02.02.82.74.21.94.11.36.41.88.42.17.93.18.92.613.61.78.81.48.71.18.30.5
41-50 years ago5.31.73.93.90.0.2.02.03.02.93.51.72.11.04.61.56.91.91.31.35.92.210.11.55.21.113.21.37.30.5
over 50 years ago10.62.40.0.22.98.35.63.13.02.911.82.95.31.46.91.99.62.217.84.59.82.723.72.115.71.836.31.918.70.7
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.
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 #849348/315679
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/a1.60.40.50.31.20.50.30.20.0.3.11.42.20.61.50.713.32.224.83.719.83.619.52.016.61.436.22.47.00.3
less than 10 years ago65.91.475.42.161.62.487.31.482.21.241.13.965.22.067.82.532.63.126.53.942.74.520.22.033.41.810.41.658.50.6
11-20 years ago19.71.215.01.820.42.08.21.113.91.121.63.314.61.515.22.017.82.514.13.05.62.012.91.711.71.29.11.514.70.4
21-30 years ago4.60.64.71.16.91.21.50.51.80.414.22.84.40.93.51.010.22.04.41.85.22.18.51.46.50.96.21.24.90.3
31-40 years ago1.80.42.80.82.10.70.80.40.40.27.02.03.10.83.51.06.21.63.21.63.21.65.51.27.31.08.51.43.30.2
41-50 years ago0.70.20.0.1.40.60.0.0.0.1.91.11.20.51.70.72.21.03.41.52.41.42.60.83.10.72.60.81.30.1
over 50 years ago5.70.71.60.66.51.21.80.61.60.411.22.69.31.26.91.417.72.523.63.721.13.730.82.421.41.627.02.310.40.4
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.
inside perimetern/a1.00.60.0.0.0.0.0.1.81.81.20.71.50.60.0.2.30.812.42.77.71.93.20.63.90.711.10.94.90.3
less than 10 years ago51.12.960.67.143.07.171.84.469.76.140.43.062.42.256.92.640.92.636.13.937.73.320.41.540.11.813.21.035.70.6
11-20 years ago17.72.220.95.922.15.915.23.512.84.529.22.718.11.819.02.020.12.113.62.816.62.517.51.416.11.310.10.816.30.5
21-30 years ago10.01.78.03.910.44.42.81.610.54.110.51.96.21.110.11.611.61.710.02.59.82.018.11.411.71.210.70.911.20.4
31-40 years ago6.41.44.22.90.0.4.62.03.52.48.01.62.90.85.51.27.51.44.01.610.52.112.81.28.01.015.41.09.50.4
41-50 years ago1.70.81.91.80.0.0.0.0.0.1.30.71.80.61.50.62.80.93.21.44.21.44.70.84.20.710.10.84.60.3
over 50 years ago12.01.94.33.024.56.25.62.21.71.79.41.87.21.17.01.314.81.920.53.313.42.323.31.516.01.329.41.317.80.5
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.
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 #849349/315680
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/a0.90.40.0.1.90.90.0.0.30.20.0.1.10.60.70.73.91.93.62.56.13.42.81.42.00.80.80.81.10.2
less than 10 years ago54.92.062.13.556.93.472.72.573.91.936.95.443.93.148.23.833.14.740.06.530.76.722.73.531.12.712.73.051.70.9
11-20 years ago26.41.827.23.124.12.922.22.419.51.725.54.931.62.928.03.515.53.615.34.724.26.216.73.122.42.413.83.023.30.8
21-30 years ago11.41.33.71.46.61.73.31.04.10.912.23.78.61.89.42.312.73.313.84.65.63.213.92.99.41.78.92.68.10.5
31-40 years ago2.60.74.91.64.81.50.70.51.00.47.52.83.61.22.41.28.82.83.32.36.53.79.52.56.71.510.92.84.00.4
41-50 years ago0.50.31.50.92.41.10.60.40.20.26.83.01.90.84.71.66.82.53.62.53.42.36.82.13.81.111.02.82.50.3
over 50 years ago3.30.70.60.63.21.20.60.41.10.411.13.59.31.86.51.919.13.920.25.223.66.027.53.824.52.541.94.39.20.5
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.
inside perimetern/a0.70.70.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.90.70.41.60.60.90.40.60.2
less than 10 years ago43.33.828.09.056.610.055.17.168.18.435.14.352.63.337.63.635.13.643.36.135.14.720.32.032.72.411.41.430.80.9
11-20 years ago23.53.341.69.78.85.930.76.616.06.626.34.024.92.832.63.426.03.311.53.823.94.314.51.823.92.210.81.320.30.8
21-30 years ago9.62.315.57.17.45.06.23.57.24.918.73.310.72.011.42.313.32.615.04.411.43.214.51.810.91.69.61.211.70.6
31-40 years ago7.02.011.06.04.44.32.12.12.82.74.31.94.21.36.61.98.82.28.93.510.43.014.31.89.31.510.11.38.90.6
41-50 years ago5.31.73.93.90.0.2.12.13.02.93.51.82.21.04.71.57.32.01.41.46.92.610.61.65.41.215.21.57.80.5
over 50 years ago10.62.40.0.22.98.33.82.63.02.912.02.95.41.47.11.99.42.220.04.911.53.225.02.216.21.842.02.119.90.8
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.
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 #849350/315681
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/a6.81.05.71.58.01.75.81.23.90.818.13.811.81.912.12.328.63.734.34.941.05.230.73.228.62.245.43.215.50.6
less than 10 years ago53.91.960.83.355.63.270.52.473.21.832.44.642.32.844.63.526.23.729.84.723.44.617.72.624.22.17.31.746.50.8
11-20 years ago23.41.623.82.821.52.619.22.117.21.620.24.026.32.523.93.011.22.79.53.013.63.711.62.216.01.87.51.718.80.6
21-30 years ago10.11.23.31.25.71.52.80.93.60.89.62.97.11.57.91.99.12.48.42.93.21.89.62.06.61.24.91.46.50.4
31-40 years ago2.40.64.41.54.21.30.60.40.80.46.02.22.91.02.11.06.32.02.11.53.62.16.51.74.71.05.91.53.20.3
41-50 years ago0.40.31.30.82.10.90.50.40.20.25.22.31.60.74.11.44.91.82.21.61.91.34.81.52.70.86.01.62.00.2
over 50 years ago3.00.70.60.62.91.10.50.41.00.48.62.87.91.55.51.613.72.913.73.513.23.619.02.717.21.822.92.77.50.4
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.
inside perimetern/a6.51.83.63.613.46.38.63.73.13.19.12.48.31.710.42.112.92.418.14.319.93.613.71.612.31.521.51.514.00.6
less than 10 years ago42.43.730.08.950.69.251.06.767.68.133.23.950.73.037.43.331.13.237.65.330.84.019.81.832.12.210.31.128.70.8
11-20 years ago21.23.038.49.27.45.026.45.914.56.023.63.621.52.527.33.022.22.99.03.018.53.412.31.520.21.98.51.016.90.7
21-30 years ago8.82.114.26.66.04.15.43.06.64.516.82.99.21.89.51.911.42.311.63.58.92.512.21.59.11.37.41.09.70.5
31-40 years ago6.51.810.15.63.73.61.81.82.72.63.71.63.61.15.51.67.51.96.92.77.92.312.11.57.81.37.81.07.40.5
41-50 years ago4.91.63.63.60.0.1.81.82.82.73.01.51.90.84.01.36.21.71.11.15.32.08.91.34.61.011.81.26.50.4
over 50 years ago9.82.20.0.19.07.15.02.82.82.710.62.64.81.35.91.68.61.915.74.08.82.521.01.913.91.632.71.716.70.7
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.
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 #849351/315682
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 ago58.12.064.33.470.93.277.22.478.61.848.35.952.83.253.73.930.14.938.57.032.97.726.14.032.12.922.74.257.60.9
11-20 years ago19.11.619.12.812.82.415.02.013.01.519.84.714.82.317.13.024.24.617.05.416.36.211.02.818.32.48.12.816.00.7
21-30 years ago13.61.49.72.17.51.85.61.35.61.06.73.014.12.311.82.510.33.36.33.514.55.610.02.713.92.28.92.810.00.6
31-40 years ago4.90.92.61.12.71.21.00.61.80.69.53.36.61.65.01.710.43.38.03.810.65.14.81.96.21.56.12.44.40.4
41-50 years ago1.40.53.21.33.11.20.0.0.80.43.62.02.10.92.61.34.72.37.93.88.34.79.22.63.81.27.22.62.60.3
over 50 years ago3.00.71.00.73.11.31.30.70.20.212.13.79.61.99.72.320.34.422.36.017.46.139.04.425.72.746.95.09.40.5
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.
inside perimeterless than 10 years ago46.53.965.99.372.39.050.77.264.18.748.14.559.83.349.23.829.53.540.86.439.15.020.82.130.12.49.91.332.90.9
11-20 years ago16.12.97.65.216.27.525.06.320.07.312.92.918.12.519.93.021.13.222.15.419.33.913.41.724.22.37.61.216.10.7
21-30 years ago16.82.911.36.20.0.14.35.03.53.514.43.27.61.812.72.513.32.73.22.315.63.88.31.411.51.78.31.210.40.6
31-40 years ago6.11.97.95.33.83.82.02.03.73.69.52.55.01.56.91.811.82.513.34.56.92.68.31.48.51.57.11.17.60.5
41-50 years ago4.11.57.45.03.83.82.12.12.82.75.51.92.31.04.01.59.22.34.82.77.32.712.51.74.91.18.51.26.90.5
over 50 years ago10.32.40.0.3.83.85.93.35.94.19.72.97.21.77.42.015.12.815.74.811.73.236.72.520.72.158.62.226.10.8
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.
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 #849352/315683
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 ago55.41.964.23.268.73.075.82.377.91.747.05.150.53.049.83.525.53.837.85.829.95.822.32.927.32.313.62.552.70.8
11-20 years ago19.01.518.42.613.32.215.61.913.31.422.84.314.12.117.52.720.23.514.04.116.04.710.52.118.42.09.82.215.90.6
21-30 years ago15.41.49.72.08.21.76.31.35.81.05.02.214.92.213.82.411.22.77.13.111.14.014.52.516.01.914.02.511.40.5
31-40 years ago4.80.82.31.03.31.21.20.61.90.69.83.07.01.55.91.710.12.68.33.38.33.610.32.18.11.48.82.15.30.4
41-50 years ago1.30.44.41.43.01.10.0.0.70.33.81.92.10.92.61.16.12.15.42.77.23.58.82.04.11.06.61.82.90.3
over 50 years ago4.20.81.00.73.51.21.10.60.40.311.63.211.31.910.42.227.03.927.35.227.65.633.73.326.12.347.33.711.80.5
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.
inside perimeterless than 10 years ago48.33.762.59.072.28.451.46.665.58.142.14.060.23.046.83.428.93.142.35.737.64.620.21.929.42.211.31.232.10.8
11-20 years ago16.32.813.66.314.36.721.05.417.36.416.53.017.22.320.32.722.32.919.14.619.33.713.11.622.02.07.31.015.60.7
21-30 years ago15.12.710.25.63.43.317.35.05.94.114.42.97.21.612.72.313.82.42.51.815.13.49.91.413.71.69.91.211.30.6
31-40 years ago5.51.77.24.93.43.33.32.33.23.19.12.24.61.36.41.611.32.215.84.25.92.29.41.47.41.27.31.07.60.5
41-50 years ago3.81.46.64.53.43.31.91.92.62.56.61.93.01.14.31.48.72.06.62.86.22.311.61.54.41.08.31.16.70.5
over 50 years ago11.02.30.0.3.43.35.12.95.53.811.32.77.91.69.42.015.12.513.74.115.83.435.92.323.12.055.91.926.70.8
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.
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 #849353/315684
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 ago56.62.064.63.368.93.176.82.478.31.844.35.450.83.151.33.727.04.038.26.129.16.523.93.228.72.514.22.753.50.8
11-20 years ago19.51.619.12.813.82.415.22.013.11.523.94.714.22.218.42.921.23.715.84.618.35.69.42.218.22.110.62.416.20.6
21-30 years ago14.01.49.52.17.91.85.41.35.71.05.82.613.42.212.42.49.72.78.03.411.24.414.42.715.82.012.92.610.70.5
31-40 years ago5.00.92.51.13.01.21.30.61.70.69.43.17.31.64.51.69.02.66.02.910.34.48.62.17.91.58.42.15.00.4
41-50 years ago1.30.53.21.32.91.20.0.0.80.44.02.02.30.92.31.25.82.15.92.96.43.69.82.33.61.07.22.02.90.3
over 50 years ago3.60.81.00.73.41.31.30.60.40.312.73.511.92.011.12.427.34.126.25.524.76.033.93.625.82.446.73.811.70.5
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.
inside perimeterless than 10 years ago47.33.965.99.373.48.750.77.264.18.745.24.460.53.247.23.728.63.441.66.036.94.820.02.029.12.310.01.231.70.9
11-20 years ago16.32.97.65.215.67.225.06.320.07.312.92.917.42.520.22.922.63.219.14.819.53.813.31.722.82.18.01.115.90.7
21-30 years ago16.42.911.36.20.0.14.35.03.53.515.33.27.31.712.82.512.42.52.82.014.43.510.11.513.41.710.21.211.30.6
31-40 years ago5.91.87.95.33.73.62.02.03.73.69.52.44.91.47.01.811.52.415.94.56.42.48.61.47.51.37.21.17.60.5
41-50 years ago4.01.57.45.03.73.62.12.12.82.75.21.82.61.04.31.59.72.27.03.06.82.511.91.64.61.08.11.16.80.5
over 50 years ago10.12.30.0.3.73.65.93.35.94.111.83.07.31.78.52.015.22.713.64.216.13.536.12.422.62.156.52.026.80.8
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.
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 #849354/315685
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 ago57.02.064.63.369.53.276.92.478.51.845.85.550.43.151.33.827.54.135.06.128.46.624.63.329.12.614.32.853.90.8
11-20 years ago19.51.619.12.813.12.315.22.113.01.523.64.714.32.218.62.921.43.816.64.816.95.69.72.218.32.210.52.416.20.6
21-30 years ago13.71.49.52.18.01.85.61.35.81.06.02.613.52.212.62.510.22.88.43.611.64.614.82.715.82.013.52.710.70.5
31-40 years ago5.00.92.51.13.11.21.00.61.70.69.73.27.31.64.51.69.52.76.33.010.74.67.72.07.51.58.82.25.00.4
41-50 years ago1.30.53.21.32.91.20.0.0.80.44.12.02.31.02.31.26.12.36.23.06.63.89.52.33.71.07.02.02.80.3
over 50 years ago3.50.81.00.73.41.31.30.60.20.210.73.412.02.010.72.325.34.127.55.725.76.233.73.625.52.445.93.911.40.5
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.
inside perimeterless than 10 years ago47.23.965.99.372.39.050.77.264.18.746.04.560.33.247.33.728.13.441.66.037.64.820.02.029.12.310.21.231.70.9
11-20 years ago15.92.97.65.216.27.525.06.320.07.313.12.917.72.520.23.023.13.219.14.818.93.813.31.723.22.18.11.116.00.7
21-30 years ago16.62.911.36.20.0.14.35.03.53.515.63.37.51.712.72.512.62.52.82.014.63.510.11.513.11.79.91.211.20.6
31-40 years ago6.01.87.95.33.83.82.02.03.73.69.12.44.91.57.21.911.22.415.94.56.52.48.61.47.61.37.41.17.60.5
41-50 years ago4.11.57.45.03.83.82.12.12.82.75.31.82.21.04.41.59.42.27.03.06.92.611.91.64.71.18.31.16.80.5
over 50 years ago10.22.30.0.3.83.85.93.35.94.110.92.97.41.78.22.015.62.813.64.215.43.536.12.422.42.156.22.026.70.8
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.
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 #849355/315686
NFI3
forest area
protection forest perimeter SilvaProtect · cause of salvage logging
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectcause of salvage logging %± %± %± %± %± %± %±
outside of perimetern/a60.21.032.61.435.31.729.11.739.71.720.91.441.90.6
insects7.90.63.80.64.00.71.60.51.10.40.10.14.30.2
fungi0.20.10.0.0.0.0.0.0.0.0.0.0.10.0
windthrow16.00.77.50.84.90.80.30.21.00.40.10.17.80.3
snow load0.50.10.30.20.10.10.0.1.80.50.0.0.50.1
avalanches0.0.0.20.10.50.30.50.30.40.20.0.0.20.1
landslides0.10.10.10.10.20.20.0.0.50.30.0.0.10.0
flooding0.0.0.0.0.0.0.20.20.0.0.0.0.00.0
forest fire0.0.0.0.0.0.0.0.0.0.0.10.10.00.0
loss of vitality1.10.20.20.10.30.20.30.20.10.10.10.10.50.1
others0.40.10.0.0.0.0.20.20.20.20.10.10.20.1
total86.30.744.61.545.31.832.11.844.91.721.41.455.60.5
inside perimetern/a11.00.639.11.444.01.863.51.847.21.776.61.437.70.5
insects0.70.25.00.64.40.72.00.62.60.60.90.32.30.2
fungi0.0.0.10.10.0.0.0.0.0.0.0.0.00.0
windthrow1.70.39.30.94.50.81.40.51.90.50.50.23.20.2
snow load0.10.10.20.10.70.30.50.32.20.50.20.20.50.1
avalanches0.0.0.10.10.30.20.0.0.50.30.0.0.10.0
landslides0.00.00.70.20.40.30.20.20.30.20.10.10.20.1
flooding0.0.0.10.10.0.0.0.0.0.0.0.0.00.0
forest fire0.0.0.0.0.0.0.20.20.0.0.10.10.00.0
loss of vitality0.00.00.80.30.40.20.30.20.10.10.0.0.20.1
others0.00.00.10.10.0.0.0.0.40.20.10.10.10.0
total13.70.755.41.554.71.867.91.855.11.778.61.444.40.5
totaln/a71.20.971.71.379.31.592.61.086.81.297.40.579.60.5
insects8.60.68.80.88.41.03.60.73.70.71.00.36.50.3
fungi0.20.10.10.10.0.0.0.0.0.0.0.0.10.0
windthrow17.70.816.81.19.41.11.70.52.90.60.60.311.00.4
snow load0.50.20.50.20.80.30.50.34.10.70.20.20.90.1
avalanches0.0.0.30.20.80.30.50.30.90.30.0.0.30.1
landslides0.20.10.80.30.60.30.20.20.80.30.10.10.40.1
flooding0.0.0.10.10.0.0.20.20.0.0.0.0.00.0
forest fire0.0.0.0.0.0.0.20.20.0.0.20.20.00.0
loss of vitality1.10.21.00.30.70.30.60.30.20.20.10.10.80.1
others0.40.10.10.10.0.0.20.20.60.30.20.20.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849356/315687
NFI2
forest area
protection forest perimeter SilvaProtect · cause of salvage logging
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 SilvaProtectcause of salvage logging %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a60.71.874.23.069.03.067.12.562.72.029.03.239.32.233.72.528.82.734.44.225.53.523.61.834.31.818.41.542.50.6
insects5.90.91.30.83.31.23.21.03.00.72.61.22.40.71.90.70.80.52.51.42.81.20.40.30.40.20.0.2.20.2
fungi0.50.30.40.40.40.40.80.52.00.60.0.0.20.20.0.0.0.0.0.0.0.0.0.0.20.20.0.0.40.1
windthrow6.50.97.41.88.71.89.31.518.81.63.41.36.21.110.71.75.81.47.92.43.21.62.30.74.20.80.0.6.60.3
snow load0.0.0.0.0.0.0.30.30.70.30.90.60.20.20.50.40.40.40.0.0.0.0.20.23.20.70.0.0.60.1
avalanches0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.10.60.0.0.0.0.0.0.10.10.0.0.10.0
landslides0.0.0.0.0.40.40.30.30.60.30.0.0.40.30.0.0.0.0.0.0.0.0.0.0.30.20.0.0.20.1
flooding0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
forest fire0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.00.0
loss of vitality4.70.84.51.47.81.75.51.26.11.02.51.12.50.71.50.70.40.41.61.20.70.70.50.30.60.30.10.12.70.2
others0.10.10.40.40.0.0.0.0.70.41.40.80.0.0.0.0.0.0.0.0.0.0.20.20.30.20.0.0.20.1
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/a16.31.310.32.08.31.811.91.73.30.746.73.536.52.240.12.650.23.035.44.247.54.162.22.143.51.978.51.636.70.6
insects2.10.50.0.0.90.60.30.30.0.1.00.81.80.61.30.60.70.52.41.44.21.51.90.62.00.50.40.31.30.1
fungi0.10.10.0.0.0.0.0.0.40.30.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.10.0
windthrow0.80.31.30.80.40.41.10.50.90.46.41.88.21.28.71.510.41.811.82.913.22.86.71.15.30.90.90.34.30.3
snow load0.0.0.0.0.40.40.0.0.20.20.50.50.20.20.60.40.0.0.80.80.0.0.0.4.20.80.40.20.70.1
avalanches0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.20.80.0.0.10.10.30.20.10.0
landslides0.0.0.0.0.0.0.0.0.20.20.40.40.40.30.30.30.0.0.0.0.0.0.0.0.40.30.10.10.20.1
flooding0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.00.0
forest fire0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.10.10.00.0
loss of vitality2.10.50.0.0.40.40.30.30.60.34.71.51.80.60.30.31.40.71.61.11.20.91.60.50.60.30.0.1.10.1
others0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.30.30.0.1.61.20.50.50.30.20.30.20.30.20.20.1
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/a77.01.584.52.577.42.779.02.266.02.075.73.075.81.973.72.479.12.469.84.173.13.685.81.577.81.697.00.779.20.5
insects8.01.01.30.84.21.33.51.03.00.73.61.44.20.93.10.91.50.74.92.07.01.92.30.62.40.60.40.33.40.2
fungi0.60.30.40.40.40.40.80.52.40.70.0.0.20.20.30.30.0.0.0.0.0.0.0.0.20.20.0.0.50.1
windthrow7.30.98.71.99.11.910.41.619.61.79.92.114.41.619.42.116.22.219.63.516.43.18.91.29.51.10.90.310.90.4
snow load0.0.0.0.0.40.40.30.30.90.41.40.80.40.31.10.60.40.40.80.80.0.0.20.27.51.00.40.21.30.1
avalanches0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.10.60.0.1.20.80.0.0.30.20.30.20.20.1
landslides0.0.0.0.0.40.40.30.30.80.40.40.40.70.40.30.30.0.0.0.0.0.0.0.0.80.30.10.10.30.1
flooding0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.00.0
forest fire0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.20.10.0
loss of vitality6.80.94.51.48.21.85.71.26.71.17.21.84.30.91.80.71.80.83.31.61.91.12.10.61.20.40.10.13.80.3
others0.10.10.40.40.0.0.0.0.70.41.80.90.0.0.30.30.0.1.61.20.50.50.50.30.60.30.30.20.40.1
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 #849357/315688
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 ago57.02.064.63.369.53.277.02.478.51.843.25.449.73.150.53.724.83.728.15.120.44.821.42.923.02.111.52.150.30.8
11-20 years ago19.51.619.12.813.12.315.12.013.01.523.34.614.12.218.32.918.73.417.24.315.54.48.21.915.01.811.12.115.50.6
21-30 years ago13.71.49.52.18.01.85.51.35.81.06.72.713.32.112.92.510.42.79.43.411.93.816.12.613.31.717.12.511.00.5
31-40 years ago5.00.92.51.13.11.21.00.61.70.69.23.07.21.64.51.511.22.75.02.48.63.49.02.09.41.512.02.25.70.4
41-50 years ago1.30.53.21.32.91.20.0.0.80.43.91.92.30.92.31.16.82.29.03.36.93.012.72.46.91.39.82.03.90.3
over 50 years ago3.50.81.00.73.41.31.30.60.20.213.73.713.32.111.62.428.03.931.35.336.75.732.73.332.52.338.53.213.70.6
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.
inside perimeterless than 10 years ago47.23.965.99.372.39.050.77.264.18.745.74.460.33.247.03.728.13.438.25.737.64.819.92.028.52.29.81.231.10.9
11-20 years ago15.92.97.65.216.27.525.06.320.07.313.02.917.72.520.73.023.13.218.94.618.93.813.21.722.82.17.81.115.80.7
21-30 years ago16.62.911.36.20.0.14.35.03.53.515.53.37.51.712.62.512.62.53.92.214.63.510.01.513.51.710.31.211.30.6
31-40 years ago6.01.87.95.33.83.82.02.03.73.69.02.44.91.57.21.911.22.414.64.16.52.49.01.47.61.37.71.17.80.5
41-50 years ago4.11.57.45.03.83.82.12.12.82.75.21.82.21.04.41.59.42.26.42.76.92.611.91.65.21.18.71.17.00.5
over 50 years ago10.22.30.0.3.83.85.93.35.94.111.63.07.41.78.12.015.62.818.04.515.43.536.12.422.32.055.62.027.00.8
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.
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 #849358/315689
NFI3
forest area
protection forest perimeter SilvaProtect · degree of cover of regeneration (7 classes)
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
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectdegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
outside of perimeter< 1%3.40.41.10.32.00.60.0.0.70.30.30.21.90.2
1-4%6.00.55.20.75.30.92.80.76.71.01.80.55.00.3
5-9%9.60.67.10.97.71.14.50.98.81.12.90.77.60.4
10-25%21.80.913.81.112.71.49.01.315.91.56.41.015.70.5
26-50%17.90.810.31.09.01.25.81.16.51.02.90.711.40.4
51-75%13.50.74.10.73.80.82.20.72.30.61.30.57.00.3
76-100%13.80.82.10.52.70.70.40.31.00.40.70.36.30.3
total86.00.843.71.643.12.024.81.941.72.016.31.554.90.6
inside perimeter< 1%0.60.21.90.52.70.72.30.73.50.72.00.61.70.2
1-4%1.00.24.50.77.21.18.81.311.11.313.81.45.70.3
5-9%1.30.28.00.98.11.119.21.711.21.318.81.68.10.4
10-25%3.90.420.81.315.41.525.11.917.61.530.01.814.70.5
26-50%4.00.412.81.112.61.414.41.611.51.312.51.39.30.4
51-75%1.90.34.40.76.61.04.20.92.50.64.80.93.50.3
76-100%1.30.23.80.64.30.81.20.51.00.41.80.52.10.2
total14.00.856.31.656.92.075.21.958.32.083.71.545.10.6
total< 1%4.00.43.00.64.70.92.30.74.10.82.30.63.60.3
1-4%7.00.69.71.012.51.411.61.417.71.515.51.410.70.4
5-9%10.90.715.11.215.81.523.61.920.01.621.71.715.70.5
10-25%25.71.034.61.628.11.934.12.133.41.936.51.930.50.6
26-50%21.80.923.01.421.61.720.31.818.01.515.41.520.70.6
51-75%15.40.88.50.910.41.36.51.14.80.96.11.010.50.4
76-100%15.10.85.90.87.01.11.60.61.90.62.40.68.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849359/315690
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: 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 ago56.62.064.63.368.93.176.82.478.31.842.25.350.13.150.53.724.63.730.55.121.14.821.02.922.72.111.62.150.00.8
11-20 years ago19.51.619.12.813.82.415.22.013.11.523.94.614.02.218.12.918.83.316.44.216.44.48.01.915.11.811.22.115.60.6
21-30 years ago14.01.49.52.17.91.85.41.35.71.06.52.613.22.112.82.410.02.68.93.211.63.715.82.613.21.716.62.411.00.5
31-40 years ago5.00.92.51.13.01.21.30.61.70.69.02.97.21.64.41.510.82.64.82.38.43.39.32.09.71.511.72.15.70.4
41-50 years ago1.30.53.21.32.91.20.0.0.80.43.81.92.30.92.31.16.62.18.53.16.83.012.92.46.71.210.02.03.90.3
over 50 years ago3.60.81.00.73.41.31.30.60.40.314.63.713.22.112.02.429.23.930.95.235.75.633.03.332.52.339.03.213.90.6
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.
inside perimeterless than 10 years ago47.33.965.99.373.48.750.77.264.18.744.94.460.53.246.93.728.63.438.25.736.94.819.92.028.42.29.61.231.10.9
11-20 years ago16.32.97.65.215.67.225.06.320.07.312.82.817.42.520.63.022.63.218.94.619.53.813.21.722.52.17.71.115.70.7
21-30 years ago16.42.911.36.20.0.14.35.03.53.515.23.27.31.712.82.512.42.53.92.214.43.510.01.513.71.710.51.211.40.6
31-40 years ago5.91.87.95.33.73.62.02.03.73.69.52.44.91.47.01.811.52.414.64.16.42.49.01.47.51.37.61.17.70.5
41-50 years ago4.01.57.45.03.73.62.12.12.82.75.11.82.61.04.31.59.72.26.42.76.82.511.91.65.41.18.61.17.00.5
over 50 years ago10.12.30.0.3.73.65.93.35.94.112.53.17.31.78.42.015.22.718.04.516.13.536.12.422.52.055.82.027.10.8
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.
totalless than 10 years ago54.61.864.73.169.43.073.32.377.51.843.83.455.12.248.72.626.92.534.23.830.43.520.21.625.51.510.21.041.90.6
11-20 years ago18.91.417.82.614.02.216.52.013.51.417.42.515.71.619.42.120.92.317.63.118.32.911.41.318.81.48.71.015.60.5
21-30 years ago14.51.39.72.07.11.66.61.35.61.011.62.210.41.412.81.711.31.86.52.013.22.512.01.313.51.212.21.111.10.4
31-40 years ago5.20.83.11.23.11.21.40.61.80.69.31.86.01.15.71.211.21.89.52.37.22.09.11.28.61.08.71.06.60.3
41-50 years ago1.90.53.71.33.01.10.30.30.90.44.61.32.40.73.30.98.31.67.52.16.81.912.21.36.10.89.01.05.20.3
over 50 years ago5.00.80.90.63.41.21.90.70.70.413.42.310.41.310.21.621.32.324.83.524.23.235.11.927.51.551.31.719.60.5
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 #849360/315691
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 ago55.41.964.23.268.73.075.82.377.91.745.05.049.53.049.03.522.83.429.74.821.94.419.62.621.61.911.12.049.20.8
11-20 years ago19.01.518.42.613.32.215.61.913.31.422.84.214.22.117.32.717.63.114.23.714.53.89.11.815.41.710.72.015.30.6
21-30 years ago15.41.49.72.08.21.76.31.35.81.05.82.314.62.114.12.411.72.69.93.113.23.615.92.413.61.617.32.411.70.5
31-40 years ago4.80.82.31.03.31.21.20.61.90.69.42.96.91.55.81.611.42.67.62.86.92.810.92.010.11.411.62.05.90.4
41-50 years ago1.30.44.41.43.01.10.0.0.70.33.61.82.10.82.51.16.62.08.62.97.12.811.42.17.11.29.21.83.90.3
over 50 years ago4.20.81.00.73.51.21.10.60.40.313.33.412.81.911.22.229.93.730.04.836.35.133.23.132.22.240.13.114.00.5
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.
inside perimeterless than 10 years ago48.33.762.59.072.28.451.46.665.58.141.94.060.23.046.63.428.93.139.35.437.34.620.11.928.62.110.91.231.50.8
11-20 years ago16.32.813.66.314.36.721.05.417.36.416.43.017.22.320.72.722.32.918.94.419.23.613.01.621.61.97.11.015.50.7
21-30 years ago15.12.710.25.63.43.317.35.05.94.114.32.97.21.612.72.313.82.43.52.015.03.49.81.414.01.610.31.111.40.6
31-40 years ago5.51.77.24.93.43.33.32.33.23.19.02.24.61.36.41.611.32.214.64.05.82.29.81.47.51.27.71.07.70.5
41-50 years ago3.81.46.64.53.43.31.91.92.62.56.51.93.01.14.31.48.72.06.12.66.12.311.51.55.11.08.71.16.90.5
over 50 years ago11.02.30.0.3.43.35.12.95.53.811.92.77.91.69.32.015.12.517.64.316.63.435.92.323.32.055.31.927.10.8
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.
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 #849361/315692
NFI3
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
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 ago56.32.064.33.368.03.276.62.478.31.841.05.248.23.049.63.722.63.427.14.720.14.619.22.622.02.09.81.848.20.8
11-20 years ago19.41.619.02.813.72.315.12.013.11.523.14.413.52.117.82.816.83.014.53.715.74.27.41.714.71.79.81.815.00.6
21-30 years ago13.91.49.52.17.81.75.41.35.71.06.32.612.72.112.52.49.62.410.13.211.13.514.52.413.11.615.12.110.70.5
31-40 years ago5.10.92.51.13.01.21.30.61.70.68.72.86.91.54.31.59.72.44.22.18.03.29.01.99.41.410.51.85.60.4
41-50 years ago1.30.53.21.32.81.10.0.0.80.43.71.82.20.92.21.16.42.07.62.86.42.814.52.46.51.210.51.94.10.3
over 50 years ago4.00.81.50.94.81.51.60.70.40.317.13.916.42.213.62.534.93.836.45.138.75.535.53.234.32.344.43.016.30.6
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.
inside perimeterless than 10 years ago47.63.965.99.373.48.749.77.164.18.744.64.459.23.245.93.628.03.335.15.334.04.419.21.927.62.29.41.130.20.8
11-20 years ago16.32.97.65.215.67.224.56.120.07.312.72.817.32.421.23.022.33.119.24.317.83.412.81.621.62.07.31.015.30.7
21-30 years ago16.32.911.36.20.0.14.04.93.53.515.13.27.51.712.92.411.92.43.52.012.53.19.71.413.91.710.11.211.10.6
31-40 years ago5.91.87.95.33.73.62.02.03.73.69.42.45.21.56.81.711.12.313.03.76.42.28.71.47.51.37.71.07.60.5
41-50 years ago4.01.57.45.03.73.62.12.02.82.75.11.83.01.14.11.410.42.38.12.95.92.212.21.65.21.18.31.17.00.5
over 50 years ago10.02.30.0.3.73.67.83.85.94.113.03.17.81.79.12.116.32.721.14.523.34.037.42.424.22.057.21.928.60.8
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.
totalless than 10 years ago54.51.864.53.168.53.072.92.377.51.843.13.353.52.247.72.625.62.330.93.528.63.319.21.624.81.59.51.040.50.6
11-20 years ago18.81.417.72.613.92.216.41.913.51.417.12.515.41.619.52.019.82.216.72.917.02.710.91.218.21.38.00.915.20.4
21-30 years ago14.41.39.72.07.01.66.61.35.61.011.42.210.21.312.71.710.81.76.91.912.02.311.41.313.51.211.51.010.90.4
31-40 years ago5.30.83.11.23.11.11.40.61.80.69.11.86.11.15.61.210.41.68.42.17.01.88.81.18.50.98.50.96.50.3
41-50 years ago1.90.53.61.32.91.10.30.30.90.44.51.32.60.73.20.98.61.57.82.06.11.713.01.35.90.89.00.95.40.3
over 50 years ago5.20.81.40.84.71.42.40.80.70.414.82.412.31.411.31.624.82.329.13.529.43.336.71.929.21.553.41.621.60.5
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 #849362/315693
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 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 ago58.21.118.41.215.11.46.01.09.61.02.80.627.30.5
11-20 years ago15.30.89.70.99.31.13.60.87.50.92.00.59.60.4
21-30 years ago5.70.54.60.75.60.91.80.55.70.82.40.54.60.3
31-40 years ago3.10.43.20.64.40.84.50.85.10.84.60.73.90.2
41-50 years ago1.70.33.50.62.30.63.30.74.20.73.10.62.80.2
over 50 years ago2.20.37.90.811.31.214.21.417.61.311.61.18.70.4
total86.20.747.41.647.91.933.51.849.71.726.41.456.90.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago7.10.622.51.319.71.515.11.410.91.18.00.912.60.4
11-20 years ago2.60.310.81.012.01.28.81.110.31.14.30.76.90.3
21-30 years ago1.20.26.30.85.80.96.31.08.01.05.50.84.60.3
31-40 years ago0.90.23.30.64.10.75.10.96.00.86.20.83.50.2
41-50 years ago0.50.12.90.53.00.66.01.03.50.66.80.93.00.2
over 50 years ago1.50.36.80.87.41.025.31.711.61.142.81.712.50.4
total13.80.752.61.652.11.966.51.850.31.773.61.443.10.6
totaln/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago65.21.041.01.534.81.821.21.720.51.410.81.139.80.6
11-20 years ago17.90.820.51.321.31.612.41.317.81.36.30.816.60.5
21-30 years ago6.90.510.91.011.41.28.11.113.71.27.90.99.20.4
31-40 years ago4.00.46.60.88.41.19.61.211.11.110.71.17.40.3
41-50 years ago2.20.36.30.85.40.99.31.27.70.99.91.05.80.3
over 50 years ago3.70.414.71.118.71.539.42.029.21.654.41.721.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #849363/315694
NFI3
forest area
protection forest perimeter SilvaProtect · main type of harvest
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
cantonmain type of harvest1000 ha± %1000 ha± %1000 ha± %
AGskidder33.741.24134.94
forwarder10.8120.47111.212
mobile tower yarder0.0.0.0.0.0.
cable crane0.4700.21000.657
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total44.921.83346.72
AIskidder1.7301.8283.516
forwarder0.0.0.21000.2100
mobile tower yarder0.21000.0.0.2100
cable crane0.0.0.4720.472
helicopter0.4710.4680.848
others0.0.0.0.0.0.
total2.3252.8205.19
ARskidder3.4212.4245.813
forwarder1.1420.21001.238
mobile tower yarder0.0.0.21000.2100
cable crane0.3710.21000.557
helicopter0.5670.0.0.567
others0.0.0.0.0.0.
total5.3132.8208.16
BEskidder54.2540.0694.23
forwarder14.3113.92218.210
mobile tower yarder5.91812.31218.210
cable crane3.62311.81315.411
helicopter5.4197.81613.212
others0.21001.8332.032
total83.5477.64161.11
BL/BSskidder11.6102.03213.68
forwarder3.4230.8504.220
mobile tower yarder0.5720.8501.341
cable crane0.21000.21000.570
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total15.763.92219.64
FRskidder16.896.41623.17
forwarder4.7211.4386.118
mobile tower yarder1.9313.7215.617
cable crane1.3381.7333.024
helicopter1.1440.6591.735
others0.21000.0.0.2100
total25.9513.81039.73
GEskidder0.8660.0.0.866
forwarder2.3250.0.2.325
mobile tower yarder0.0.0.0.0.0.
cable crane0.0.0.0.0.0.
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total3.1130.0.3.113
GLskidder1.6351.2402.826
forwarder0.0.0.21000.2100
mobile tower yarder0.6571.7322.327
cable crane0.9452.6263.622
helicopter1.8322.8244.618
others0.0.0.4710.471
total4.9188.91113.87
GRskidder17.91014.91132.87
forwarder3.4241.5354.920
mobile tower yarder7.21617.91025.08
cable crane15.11136.8652.05
helicopter10.31417.61027.98
others0.4711.6352.031
total54.2590.33144.52
JUskidder19.4710.11229.54
forwarder1.6350.8502.328
mobile tower yarder0.0.0.4700.470
cable crane0.0.0.21000.2100
helicopter0.21000.0.0.2100
others0.21000.0.0.2100
total21.3611.41132.83
LUskidder25.664.72030.35
forwarder1.5350.21001.733
mobile tower yarder2.5281.5354.022
cable crane2.0310.8502.926
helicopter0.21000.21000.569
others0.0.0.0.0.0.
total31.947.41539.43
NEskidder21.163.42224.54
forwarder1.4340.21001.532
mobile tower yarder0.4710.0.0.471
cable crane0.21000.0.0.2100
helicopter0.21000.0.0.2100
others0.21000.3710.557
total23.453.92127.33
NWskidder0.7571.0411.731
forwarder0.0.0.0.0.0.
mobile tower yarder0.8560.7561.537
cable crane0.8561.5372.329
helicopter1.1480.5711.637
others0.21000.0.0.2100
total3.5213.7207.29
OWskidder2.4261.8324.219
forwarder0.0.0.21000.2100
mobile tower yarder2.6272.2294.818
cable crane1.4381.7333.124
helicopter2.7253.2245.816
others0.0.0.0.0.0.
total9.1129.01118.14
SGskidder15.41015.21030.66
forwarder0.8501.9332.728
mobile tower yarder0.4702.1302.527
cable crane1.4387.5168.914
helicopter2.1321.4413.524
others0.0.0.6580.658
total20.1928.7648.84
SHskidder4.3180.4694.716
forwarder7.6110.0.7.611
mobile tower yarder0.0.0.0.0.0.
cable crane0.0.0.0.0.0.
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total11.940.46912.33
SOskidder14.791.63516.38
forwarder13.0100.95013.89
mobile tower yarder0.6590.21000.751
cable crane0.0.0.4720.472
helicopter0.0.0.0.0.0.
others0.21000.0.0.2100
total28.533.12531.62
SZskidder5.6172.5288.114
forwarder0.21000.21000.471
mobile tower yarder2.3283.0255.318
cable crane3.3234.8198.113
helicopter2.0311.3383.424
others0.0.0.21000.2100
total13.51012.01025.54
TGskidder12.681.83014.47
forwarder4.6180.6585.216
mobile tower yarder0.0.0.0.0.0.
cable crane0.0.0.0.0.0.
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total17.252.42619.63
TIskidder4.32210.41314.611
forwarder2.0312.5294.521
mobile tower yarder0.6584.3224.920
cable crane1.53518.21019.79
helicopter7.71648.1555.75
others0.21000.21000.471
total16.31083.6399.92
URskidder1.2401.4372.626
forwarder0.0.0.0.0.0.
mobile tower yarder0.0.1.2401.240
cable crane0.21002.7232.823
helicopter3.2222.6265.816
others0.21000.21000.471
total4.8188.11112.96
VDskidder52.649.61462.24
forwarder11.4121.14112.512
mobile tower yarder1.2414.8206.018
cable crane0.6582.9253.423
helicopter1.6351.9333.524
others0.0.0.0.0.0.
total67.5320.2987.72
VSskidder7.51617.11024.68
forwarder1.6350.6582.230
mobile tower yarder3.02619.8922.88
cable crane2.0319.21411.212
helicopter10.21326.9837.26
others0.21000.8501.045
total24.5874.5399.02
ZGskidder2.3241.3363.516
forwarder0.4710.0.0.471
mobile tower yarder0.21001.0361.235
cable crane0.0.0.21000.2100
helicopter0.0.0.0.0.0.
others0.0.0.0.0.0.
total2.9192.5205.48
ZHskidder30.050.65830.65
forwarder13.9100.210014.110
mobile tower yarder2.1310.4722.528
cable crane0.6580.4701.045
helicopter0.0.0.0.0.0.
others0.6570.0.0.657
total47.121.63548.82
Switzerlandskidder361.32152.53513.81
forwarder100.0417.911117.94
mobile tower yarder32.8878.25111.04
cable crane36.07104.34140.33
helicopter50.66115.44166.03
others2.7276.1188.815
total583.41474.411057.81
© WSL, Swiss National Forest Inventory, 19.06.2020 #849364/315695
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: 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 ago56.72.064.33.368.53.276.92.478.51.841.55.248.03.149.63.723.03.524.84.619.54.619.62.722.32.09.71.848.60.8
11-20 years ago19.41.619.02.812.92.315.02.013.01.523.44.513.72.117.92.916.93.115.23.914.74.27.51.814.51.79.61.815.00.6
21-30 years ago13.61.49.52.17.91.85.51.35.81.06.42.612.92.112.72.410.02.510.63.311.33.614.82.413.11.615.12.210.80.5
31-40 years ago5.20.92.51.13.01.21.00.61.70.68.82.97.01.54.41.510.12.54.42.28.23.28.71.99.21.410.81.95.60.4
41-50 years ago1.30.53.21.32.91.20.0.0.80.43.71.82.20.92.31.16.72.17.92.96.62.914.32.46.71.210.41.94.10.3
over 50 years ago3.80.81.50.94.81.51.60.70.20.216.23.816.32.213.12.533.23.937.05.239.75.635.03.234.32.344.43.016.00.6
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.
inside perimeterless than 10 years ago47.53.965.99.372.39.049.77.164.18.744.94.459.13.245.53.627.83.335.15.334.34.419.31.927.62.29.51.130.20.8
11-20 years ago15.82.87.65.216.27.524.56.120.07.312.82.817.52.421.33.023.03.219.24.317.13.312.81.621.82.07.41.015.40.7
21-30 years ago16.52.911.36.20.0.14.04.93.53.515.23.27.61.712.72.412.32.53.52.012.63.19.71.413.81.79.91.211.10.6
31-40 years ago5.91.87.95.33.83.82.02.03.73.68.82.45.21.56.91.810.92.413.03.76.52.38.81.47.61.37.71.07.70.5
41-50 years ago4.01.57.45.03.83.82.12.02.82.75.11.83.01.14.21.59.72.28.12.95.92.212.01.65.01.08.41.17.00.5
over 50 years ago10.12.30.0.3.83.87.83.85.94.113.13.17.51.79.32.116.22.821.14.523.54.037.32.424.22.157.21.928.70.8
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.
totalless than 10 years ago54.81.864.53.168.93.073.22.377.71.743.43.353.42.247.52.625.62.429.83.528.63.319.41.625.01.59.51.040.60.6
11-20 years ago18.61.417.72.613.22.216.32.013.41.417.32.515.51.619.62.120.22.217.12.916.22.611.01.218.21.38.00.915.20.4
21-30 years ago14.21.39.72.07.11.66.61.35.61.011.52.210.31.412.71.711.31.87.12.012.12.411.51.313.51.211.41.010.90.4
31-40 years ago5.30.83.11.23.11.21.10.61.80.68.81.86.11.15.71.210.61.78.62.17.11.98.81.18.30.98.60.96.50.3
41-50 years ago1.90.53.61.33.01.10.30.30.90.44.51.32.60.73.20.98.41.58.02.06.21.812.81.35.80.89.00.95.30.3
over 50 years ago5.20.81.40.84.71.42.50.80.50.314.42.412.11.411.21.623.92.429.33.529.83.336.51.929.21.553.51.621.50.5
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 #849365/315696
NFI4
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
state2009/17
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/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago57.82.057.63.462.83.379.92.375.31.939.95.346.43.143.93.627.84.021.35.122.45.420.72.923.52.312.22.449.90.8
11-20 years ago19.51.626.53.116.72.615.62.115.21.622.14.522.92.623.53.116.53.316.44.515.14.710.32.117.42.08.52.017.70.7
21-30 years ago9.01.26.81.89.22.02.30.85.51.015.43.96.31.59.02.115.13.219.44.918.55.37.91.915.62.07.81.98.80.5
31-40 years ago6.01.03.01.24.51.41.00.62.00.65.32.47.61.66.11.77.12.39.43.79.23.611.62.310.21.614.22.56.10.4
41-50 years ago3.80.81.40.82.51.10.0.1.00.47.72.84.91.35.81.77.82.44.52.55.73.310.02.16.01.38.62.14.20.3
over 50 years ago3.90.84.21.43.91.41.30.61.00.49.53.211.81.911.72.425.73.929.05.629.06.039.53.527.32.448.63.613.20.6
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.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago46.33.946.89.972.58.955.87.057.78.940.34.349.93.244.73.734.33.633.15.632.94.622.52.122.02.011.21.329.50.9
11-20 years ago17.93.030.49.011.56.222.05.916.56.820.73.624.82.823.23.114.72.724.55.121.13.913.11.720.62.06.01.016.20.7
21-30 years ago9.12.23.73.64.64.58.03.817.16.910.12.69.21.99.22.217.02.812.53.912.33.19.61.416.31.87.81.110.80.6
31-40 years ago7.62.17.65.23.83.88.13.90.0.9.82.63.61.38.52.17.62.06.62.96.12.37.61.311.11.67.41.17.70.5
41-50 years ago4.21.53.93.97.65.20.0.0.0.6.32.03.01.15.81.78.12.16.93.05.02.29.21.46.91.29.11.26.90.5
over 50 years ago14.92.77.65.20.0.6.23.48.74.812.93.19.51.98.62.118.32.916.54.422.74.138.12.423.22.158.62.028.90.8
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.
totaln/a0.0.0.40.40.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago55.41.856.43.363.73.176.62.274.41.840.13.348.12.244.32.631.62.727.53.929.23.621.91.722.71.511.41.141.00.6
11-20 years ago19.21.426.92.916.22.416.41.915.31.521.32.823.81.923.42.215.52.120.73.419.03.012.21.319.11.46.60.917.10.5
21-30 years ago9.01.06.51.68.71.93.00.96.11.012.32.27.71.29.11.516.22.115.73.114.52.89.01.216.01.37.80.99.70.4
31-40 years ago6.40.93.51.24.41.31.90.71.90.68.01.85.71.07.31.37.41.57.92.37.21.98.91.210.71.19.01.06.80.3
41-50 years ago3.90.71.70.93.01.10.0.0.90.46.91.74.00.95.81.28.01.65.82.05.31.89.51.26.50.99.01.05.40.3
over 50 years ago6.20.94.51.43.51.22.00.71.40.511.52.210.71.410.21.621.42.422.43.624.93.438.52.025.11.656.21.820.00.5
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 #849366/315697
NFI3
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 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 ago55.01.963.93.267.63.075.72.377.91.742.94.947.42.948.03.521.23.126.54.421.14.318.02.421.01.99.31.747.40.7
11-20 years ago18.91.518.32.613.52.215.51.913.31.421.84.113.62.016.92.615.52.712.73.314.03.78.31.715.01.69.31.714.80.6
21-30 years ago15.31.49.62.08.01.76.31.35.81.05.52.214.42.113.82.310.92.410.83.112.73.514.62.213.41.615.52.111.40.5
31-40 years ago4.90.82.31.03.21.21.20.61.90.69.02.86.61.45.71.610.02.36.82.56.72.710.51.99.81.410.31.85.80.4
41-50 years ago1.50.54.41.43.01.10.0.0.70.33.51.72.00.82.51.16.91.97.62.66.82.712.72.16.91.210.01.74.10.3
over 50 years ago4.40.81.40.84.71.41.40.60.40.317.43.716.02.113.02.335.53.735.74.738.75.035.93.034.02.245.72.916.40.6
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.
inside perimeterless than 10 years ago48.63.762.59.072.28.450.56.665.58.141.64.058.93.045.53.328.13.036.45.133.94.219.41.827.72.110.51.130.50.8
11-20 years ago16.22.713.66.314.36.720.65.317.36.416.33.017.32.321.02.721.82.819.24.217.33.212.61.520.81.96.70.915.10.6
21-30 years ago15.12.710.25.63.43.317.04.95.94.114.22.97.41.612.72.213.22.33.21.813.03.09.51.414.11.69.91.111.10.6
31-40 years ago5.51.77.24.93.43.33.32.33.23.18.92.24.81.36.21.610.82.113.23.65.92.19.51.47.41.27.71.07.60.5
41-50 years ago3.81.46.64.53.43.31.91.92.62.56.51.93.31.14.21.49.72.07.62.75.32.011.81.54.91.08.41.06.90.5
over 50 years ago11.02.30.0.3.43.36.93.35.53.812.42.78.31.610.32.016.32.520.54.324.73.937.32.225.12.056.91.828.80.8
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.
totalless than 10 years ago53.71.763.83.068.02.872.12.277.21.742.23.053.02.146.72.425.02.231.13.328.63.118.91.524.41.410.20.940.10.5
11-20 years ago18.31.317.82.413.62.116.21.813.61.418.62.415.41.519.01.919.02.015.72.715.92.411.01.217.91.27.40.814.90.4
21-30 years ago15.21.29.71.97.61.57.81.35.80.910.61.910.91.313.31.612.21.77.21.912.92.311.31.213.71.111.51.011.30.4
31-40 years ago5.00.72.91.13.21.11.50.62.00.68.91.75.71.05.91.110.51.69.82.26.21.69.81.18.60.98.40.96.60.3
41-50 years ago1.90.54.61.43.01.10.30.30.80.45.21.32.60.73.30.98.41.47.61.95.91.612.11.25.90.88.80.95.30.3
over 50 years ago5.80.81.30.74.61.32.20.70.70.314.52.212.21.311.61.524.92.228.53.330.53.136.81.829.51.553.71.521.70.4
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 #849367/315698
NFI4
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
state2009/17
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/a0.0.0.50.50.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago59.22.056.83.563.73.379.82.375.51.943.15.848.93.345.43.932.75.122.26.026.57.118.93.627.72.819.03.954.50.9
11-20 years ago19.21.626.63.217.22.715.72.115.01.621.74.824.02.824.13.315.93.919.95.720.16.514.43.219.92.513.03.418.80.7
21-30 years ago8.61.27.11.88.72.02.30.95.61.010.03.46.31.68.62.215.13.915.35.217.36.56.32.212.12.14.82.17.70.5
31-40 years ago5.71.03.11.24.31.41.00.62.10.66.32.87.71.76.41.97.02.88.34.06.43.68.32.59.21.88.92.85.10.4
41-50 years ago3.90.81.50.92.11.00.0.1.00.47.63.04.81.45.01.79.13.16.13.45.94.17.32.45.41.48.22.83.60.3
over 50 years ago3.40.84.31.53.71.41.30.60.80.411.23.78.21.810.52.420.34.428.26.423.77.044.74.525.72.746.15.010.20.5
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.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago47.23.946.89.972.58.957.07.157.78.941.24.451.03.344.93.835.83.732.66.235.55.023.42.221.12.211.61.430.80.9
11-20 years ago16.42.930.49.011.56.222.46.016.56.821.63.824.02.824.33.214.42.721.65.322.44.214.21.822.62.26.11.116.80.8
21-30 years ago9.32.33.73.64.64.58.13.917.16.99.72.69.11.99.02.216.22.915.44.812.73.39.11.516.62.06.81.110.50.6
31-40 years ago7.82.17.65.23.83.88.24.00.0.9.22.53.81.38.42.18.02.26.43.16.82.56.01.210.71.66.01.07.10.5
41-50 years ago4.21.63.93.97.65.20.0.0.0.6.62.13.11.25.41.78.62.28.53.75.62.58.31.47.41.49.11.36.80.5
over 50 years ago15.12.87.65.20.0.4.22.98.74.811.73.08.91.97.92.016.92.915.54.817.13.939.02.521.82.260.32.228.00.9
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.
totaln/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago56.61.855.73.364.63.176.62.274.51.942.03.450.02.345.22.734.73.027.94.432.94.122.31.923.81.712.81.343.80.6
11-20 years ago18.61.427.03.016.62.516.62.015.11.521.62.924.02.024.22.314.92.220.93.821.83.514.31.621.41.77.21.117.90.5
21-30 years ago8.81.06.71.78.31.93.10.96.31.09.82.07.71.28.81.615.82.315.33.514.03.08.41.214.71.46.51.09.00.4
31-40 years ago6.10.93.61.34.21.32.00.71.90.68.01.95.71.17.41.47.71.77.32.56.72.16.61.110.01.26.51.06.00.3
41-50 years ago4.00.71.80.92.71.10.0.0.90.47.01.74.00.95.21.28.81.87.42.55.72.18.11.26.61.09.01.25.10.3
over 50 years ago6.00.94.71.43.31.21.70.71.30.511.52.38.61.39.21.618.12.421.24.019.03.440.42.223.41.758.02.018.20.5
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 #849368/315699
NFI4
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
state2009/17
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/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago58.12.057.33.563.03.379.82.375.61.940.55.547.33.244.43.828.54.220.75.223.16.021.23.224.22.413.82.751.20.8
11-20 years ago19.31.626.53.116.82.615.72.115.11.620.94.523.62.723.63.216.13.417.24.718.25.611.52.419.02.28.82.218.10.7
21-30 years ago8.91.27.01.88.82.02.30.85.51.015.03.95.91.59.12.213.83.218.75.015.95.56.41.913.81.98.52.28.40.5
31-40 years ago5.91.03.01.24.51.41.00.62.00.65.62.57.71.76.41.86.92.48.33.69.23.910.62.411.11.813.02.66.00.4
41-50 years ago3.90.81.50.82.51.10.0.1.00.48.03.05.31.45.11.78.52.64.72.64.73.38.82.26.31.48.22.24.00.3
over 50 years ago3.80.84.21.53.91.41.30.60.80.410.03.310.31.911.42.426.24.130.45.828.96.641.53.825.52.447.83.912.30.6
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.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago46.63.946.89.972.58.957.07.157.78.940.34.350.43.344.93.734.73.634.05.833.34.722.92.121.72.111.31.329.80.9
11-20 years ago17.53.030.49.011.56.222.46.016.56.820.73.624.82.823.43.114.92.723.45.121.94.013.31.721.12.06.01.016.30.7
21-30 years ago9.22.33.73.64.64.58.13.917.16.910.12.68.91.98.72.117.22.913.34.212.73.29.51.516.11.87.81.110.70.6
31-40 years ago7.72.17.65.23.83.88.24.00.0.9.82.63.71.38.62.17.72.17.13.06.32.47.41.311.51.67.61.17.80.5
41-50 years ago4.21.53.93.97.65.20.0.0.0.6.32.03.01.15.81.78.22.17.33.25.22.38.81.46.81.39.11.26.90.5
over 50 years ago14.92.87.65.20.0.4.22.98.74.812.93.19.11.98.72.117.32.914.84.420.54.038.02.422.72.158.22.028.50.8
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.
totaln/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago55.71.856.13.364.03.176.72.274.61.840.43.348.82.344.62.632.22.827.74.030.03.822.41.722.81.611.81.241.70.6
11-20 years ago18.91.426.93.016.32.416.62.015.21.520.82.824.22.023.52.215.42.120.43.520.73.312.81.420.21.56.60.917.30.5
21-30 years ago9.01.06.61.68.31.83.10.96.21.012.12.27.41.28.91.515.82.115.93.213.72.88.61.215.11.37.91.09.40.4
31-40 years ago6.30.93.61.24.41.32.00.71.90.68.11.95.71.17.51.47.31.67.62.37.22.08.41.211.31.28.71.06.80.3
41-50 years ago4.00.71.80.93.01.10.0.0.90.47.01.74.20.95.51.28.31.66.12.15.11.98.81.26.60.98.91.05.30.3
over 50 years ago6.20.94.61.43.51.21.70.71.20.511.72.39.71.310.01.620.92.422.33.723.23.539.12.024.01.656.01.819.40.5
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 #849369/315700
NFI4
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: 1.4 x 1.4 km grid
state2009/17
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/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago57.82.057.63.462.83.380.02.375.31.937.85.146.33.042.83.624.93.615.83.915.83.917.92.518.81.910.11.946.50.8
11-20 years ago19.51.626.53.116.72.615.52.015.21.620.94.322.72.523.43.015.73.018.04.114.53.99.81.914.41.77.71.717.00.6
21-30 years ago9.01.26.81.89.22.02.20.85.51.016.63.86.21.59.32.113.82.920.24.318.14.47.71.813.71.69.91.99.00.5
31-40 years ago6.01.03.01.24.51.41.00.62.00.65.02.37.51.65.91.76.92.111.73.510.13.213.52.39.41.416.92.46.70.4
41-50 years ago3.80.81.40.82.51.10.0.1.00.47.22.74.91.35.71.710.22.53.41.94.02.310.82.08.01.310.92.04.80.4
over 50 years ago3.90.84.21.43.91.41.30.61.00.412.53.512.42.012.92.428.53.830.95.037.55.340.33.235.82.344.63.115.90.6
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.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago46.33.946.89.972.58.955.87.057.78.940.04.350.13.244.73.734.33.631.35.432.94.622.42.121.82.010.81.229.10.9
11-20 years ago17.93.030.49.011.56.222.05.916.56.820.53.624.72.823.23.114.72.723.24.821.13.913.01.720.01.95.90.915.90.7
21-30 years ago9.12.23.73.64.64.58.03.817.16.910.02.59.21.99.22.217.02.813.13.912.33.19.51.416.31.87.51.010.70.6
31-40 years ago7.62.17.65.23.83.88.13.90.0.9.82.63.61.38.52.17.62.07.53.06.12.37.81.311.51.68.41.18.10.5
41-50 years ago4.21.53.93.97.65.20.0.0.0.6.22.03.01.15.81.78.12.16.52.85.02.29.21.46.71.29.21.16.90.5
over 50 years ago14.92.77.65.20.0.6.23.48.74.813.53.19.41.98.62.118.32.918.34.522.74.138.22.423.72.158.22.029.30.8
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.
totaln/a0.0.0.40.40.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago55.41.856.43.363.73.176.72.274.41.839.03.348.12.243.72.630.02.623.13.325.53.220.81.620.31.410.61.039.10.6
11-20 years ago19.21.426.92.916.22.416.41.915.31.520.72.723.61.923.32.215.22.020.43.118.22.811.81.317.21.36.40.816.50.5
21-30 years ago9.01.06.51.68.71.93.00.96.11.012.82.27.61.29.31.515.62.016.92.914.82.68.91.114.91.28.20.99.70.4
31-40 years ago6.40.93.51.24.41.31.90.71.90.67.71.85.71.07.21.37.31.59.72.37.81.99.81.210.41.010.81.07.30.3
41-50 years ago3.90.71.70.93.01.10.0.0.90.46.71.64.00.95.71.29.01.64.81.74.61.69.81.27.30.99.71.05.70.3
over 50 years ago6.20.94.51.43.51.22.00.71.40.513.12.311.01.410.91.622.92.425.03.429.13.338.91.929.81.554.41.721.60.5
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 #849370/315701
NFI4
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
state2009/17
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/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago58.12.057.33.563.03.379.92.375.61.938.25.346.63.143.63.724.93.816.64.316.74.318.02.719.42.010.72.147.70.8
11-20 years ago19.31.626.53.116.82.615.62.115.11.619.74.323.22.623.33.114.83.113.83.915.14.210.82.215.01.87.61.817.00.6
21-30 years ago8.91.27.01.88.82.02.30.85.51.016.23.95.81.58.92.112.82.918.94.512.04.05.41.611.41.69.11.98.20.5
31-40 years ago5.91.03.01.24.51.41.00.62.00.65.32.47.51.76.31.86.82.211.93.711.53.613.52.410.31.517.22.56.70.4
41-50 years ago3.90.81.50.82.51.10.0.1.00.47.62.85.21.45.61.711.12.73.82.14.62.610.02.18.51.411.62.14.90.4
over 50 years ago3.80.84.21.53.91.41.30.60.80.413.03.611.62.012.32.529.64.035.05.440.15.842.33.535.42.443.83.315.40.6
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.
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago46.63.946.89.972.58.957.07.157.78.940.04.350.43.344.73.734.73.631.25.533.34.722.72.121.62.010.81.229.30.9
11-20 years ago17.53.030.49.011.56.222.46.016.56.820.53.624.82.823.23.114.92.722.84.921.94.013.21.720.52.05.80.916.00.7
21-30 years ago9.22.33.73.64.64.58.13.917.16.910.02.58.91.99.22.217.22.913.64.012.73.29.41.415.91.87.51.110.70.6
31-40 years ago7.72.17.65.23.83.88.24.00.0.9.82.63.71.38.52.17.72.17.83.16.32.47.61.312.01.68.41.18.10.5
41-50 years ago4.21.53.93.97.65.20.0.0.0.6.22.03.01.15.81.78.22.16.72.95.22.39.01.46.91.29.21.26.90.5
over 50 years ago14.92.87.65.20.0.4.22.98.74.813.53.19.11.98.62.117.32.917.74.520.54.038.02.423.12.158.22.028.90.8
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.
totaln/a0.0.0.50.50.40.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
less than 10 years ago55.71.856.13.364.03.176.82.274.61.839.23.348.42.344.12.630.42.623.83.526.53.421.21.720.51.410.81.139.80.6
11-20 years ago18.91.426.93.016.32.416.52.015.21.520.22.724.01.923.32.214.92.018.23.119.13.012.41.317.81.36.30.816.60.5
21-30 years ago9.01.06.61.68.31.83.10.96.21.012.62.27.31.29.11.515.32.116.43.012.52.58.11.113.71.27.90.99.30.4
31-40 years ago6.30.93.61.24.41.32.00.71.90.67.91.85.71.17.41.47.31.59.92.48.52.09.61.211.11.110.71.17.30.3
41-50 years ago4.00.71.80.93.01.10.0.0.90.46.81.64.10.95.71.29.51.75.21.85.01.79.31.27.70.99.91.05.80.3
over 50 years ago6.20.94.61.43.51.21.70.71.20.513.32.410.41.410.41.622.72.426.63.628.53.439.42.029.21.654.41.721.20.5
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 #849371/315702
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