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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 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 SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago59.01.018.91.217.31.46.81.011.01.12.80.527.60.5
11-20 years ago13.90.77.90.87.81.02.60.67.20.92.80.58.50.3
21-30 years ago7.70.65.20.75.70.85.20.96.50.84.30.76.10.3
31-40 years ago2.50.34.00.62.40.63.00.74.50.73.10.63.20.2
41-50 years ago1.10.21.90.42.20.55.00.93.30.63.00.62.30.2
over 50 years ago2.00.310.20.911.81.212.21.316.91.312.81.19.10.4
total86.20.748.11.547.21.834.81.849.41.728.81.456.80.5
inside perimeterless than 10 years ago7.30.623.81.320.91.512.61.314.01.26.80.813.00.4
11-20 years ago2.30.39.50.910.41.18.41.111.01.15.20.76.70.3
21-30 years ago1.80.35.60.75.50.86.31.07.00.97.00.84.80.3
31-40 years ago0.70.24.10.64.40.85.70.93.80.75.50.73.30.2
41-50 years ago0.50.22.90.53.00.67.81.12.50.56.00.83.00.2
over 50 years ago1.10.26.00.78.61.024.31.712.21.140.71.612.40.4
total13.80.751.91.552.81.865.21.850.61.771.21.443.20.5
totalless than 10 years ago66.31.042.71.538.21.819.41.625.01.59.51.040.60.6
11-20 years ago16.20.817.41.218.21.411.01.218.21.38.00.915.20.4
21-30 years ago9.50.610.81.011.21.211.51.313.51.211.41.010.90.4
31-40 years ago3.20.48.00.86.80.98.81.18.30.98.60.96.50.3
41-50 years ago1.60.34.80.65.10.812.81.35.80.89.00.95.30.3
over 50 years ago3.10.416.31.120.41.536.51.929.21.553.51.621.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #858145/324476
NFI3
forest area
protection forest perimeter SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
protection forest perimeter SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterless than 10 years ago81.32.534.312.446.610.157.42.357.25.767.14.263.216.122.96.120.91.959.04.657.93.872.64.116.59.245.57.052.34.662.36.260.04.139.65.677.24.113.42.627.96.351.62.621.42.961.712.473.72.850.10.8
11-20 years ago10.52.08.38.127.18.714.11.619.54.615.33.226.314.518.95.713.31.614.23.316.82.915.23.343.612.610.74.314.03.225.55.621.33.417.34.412.73.314.02.713.05.020.62.18.21.919.610.416.22.415.50.6
21-30 years ago3.91.333.013.121.48.19.51.412.93.85.92.10.0.13.94.813.41.618.83.712.22.610.32.912.48.510.04.010.12.88.63.812.42.89.03.310.13.117.92.99.04.310.31.516.12.611.68.26.61.611.00.5
31-40 years ago2.61.18.38.10.0.5.71.12.61.91.71.20.0.8.84.210.11.45.32.16.82.00.80.80.0.8.34.03.21.60.0.2.91.58.13.20.0.11.02.45.83.37.31.39.02.00.0.2.61.05.70.4
41-50 years ago1.30.80.0.0.0.1.70.64.62.63.21.60.0.8.24.07.91.31.81.21.20.80.0.0.0.6.23.41.61.21.91.92.01.26.72.90.0.8.22.110.44.43.20.912.72.40.0.0.90.73.90.3
over 50 years ago0.40.416.210.14.94.911.61.53.12.26.82.210.510.527.26.434.42.20.90.95.11.81.21.227.511.019.35.618.73.61.61.61.41.019.24.50.0.35.63.634.06.97.11.332.73.37.17.00.0.13.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterless than 10 years ago66.215.943.012.855.612.148.12.554.711.544.25.8..36.17.123.71.949.96.445.28.266.710.556.211.954.77.540.94.0100.0.51.513.347.96.252.113.810.41.433.16.439.34.719.92.085.79.576.215.030.90.9
11-20 years ago0.0.23.810.623.210.419.72.010.57.211.43.6..16.05.220.21.813.54.518.16.324.59.722.110.411.34.822.03.30.0.0.0.16.54.638.813.77.01.120.95.724.94.213.21.77.27.10.0.15.80.7
21-30 years ago0.0.7.46.915.98.611.71.624.29.614.64.1..15.25.314.01.518.14.918.76.40.0.6.56.30.0.11.72.60.0.13.29.012.44.29.18.79.11.31.71.711.23.110.01.57.27.113.712.711.30.6
31-40 years ago11.110.518.410.00.0.6.71.26.05.812.33.7..6.43.67.51.18.53.67.54.20.0.0.0.5.63.38.82.40.0.5.25.15.82.90.0.8.11.216.85.26.62.49.01.40.0.0.0.7.80.5
41-50 years ago0.0.0.0.5.35.35.81.24.64.57.12.8..10.24.45.21.01.71.73.13.00.0.0.0.5.03.53.51.60.0.16.110.38.63.40.0.9.51.35.83.23.81.911.91.60.0.10.19.77.00.5
over 50 years ago22.714.17.57.30.0.8.11.40.0.10.43.7..16.15.329.52.08.33.67.54.28.86.015.38.523.36.413.02.80.0.14.09.38.83.50.0.56.02.221.75.814.23.436.12.40.0.0.0.27.20.8
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago80.72.538.89.649.87.953.11.756.75.159.13.463.216.129.54.722.41.355.93.755.53.571.83.935.78.349.95.245.93.063.56.159.23.943.54.274.23.911.11.230.64.748.92.320.41.672.08.573.82.841.90.6
11-20 years ago10.12.016.46.925.76.816.71.317.74.013.92.426.314.517.53.917.01.214.02.717.02.716.53.233.28.411.03.218.52.324.85.519.23.116.93.215.83.48.71.117.13.821.51.911.51.314.26.815.72.315.60.5
21-30 years ago3.81.219.67.819.56.110.51.015.13.69.02.00.0.14.63.613.71.118.53.013.42.48.92.59.55.35.32.111.01.98.43.612.52.710.62.610.02.911.31.25.22.310.51.412.01.39.75.76.81.611.10.4
31-40 years ago3.01.113.66.60.0.6.10.83.31.95.41.50.0.7.62.88.70.96.41.97.01.80.70.70.0.7.12.76.41.50.0.3.21.47.02.20.0.8.81.111.53.17.11.29.01.20.0.2.51.06.60.3
41-50 years ago1.30.70.0.1.91.93.60.64.62.34.61.40.0.9.23.06.40.81.81.01.50.90.0.0.0.5.62.42.71.01.91.93.41.57.62.20.0.9.21.18.02.73.30.812.11.30.0.1.20.75.20.3
over 50 years ago1.20.711.66.23.23.210.01.02.51.88.01.910.510.521.74.231.81.53.51.45.61.62.21.321.67.121.24.215.52.21.51.52.61.314.42.90.0.50.91.927.64.58.71.335.01.94.14.00.0.19.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #858146/324477
NFI3
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeter0-20%0.80.50.0.0.0.1.40.40.0.1.71.05.24.90.0.1.70.40.0.0.0.1.61.20.0.2.11.50.80.50.0.0.60.63.51.51.71.20.70.31.01.01.60.60.90.40.0.1.00.71.20.1
21-40%1.60.83.93.70.0.2.50.50.0.1.71.00.0.5.32.65.10.70.60.62.41.01.01.08.95.05.72.33.01.00.0.0.80.86.82.11.21.23.10.73.52.03.10.87.51.10.0.1.30.73.40.2
41-60%3.71.20.0.6.44.34.20.70.0.8.32.010.510.58.63.18.80.91.81.03.91.37.42.26.44.511.63.13.91.20.0.3.81.57.02.11.91.44.20.811.03.48.11.26.91.10.0.1.00.75.60.3
61-80%5.81.519.57.81.91.97.30.94.52.28.92.10.0.8.73.211.51.113.42.515.92.511.82.79.95.29.83.07.11.60.0.4.61.614.22.95.32.25.00.912.03.612.91.57.11.15.03.36.11.58.70.4
over 80%84.52.224.38.356.77.837.51.675.44.644.33.284.311.417.64.314.11.250.13.859.23.364.03.926.47.522.64.326.82.796.92.180.23.222.63.478.24.08.11.117.04.252.72.28.31.150.48.287.32.037.10.5
total96.21.247.69.765.07.052.91.779.94.165.13.1100.0.40.25.641.21.665.93.681.42.785.72.951.78.551.85.241.63.096.92.190.02.454.24.288.33.021.21.644.65.478.41.830.71.955.48.296.71.256.00.6
inside perimeter0-20%0.0.0.0.0.0.1.10.40.0.1.10.70.0.1.21.11.00.30.0.0.50.50.0.3.33.30.0.1.60.80.0.0.0.2.91.40.0.1.70.51.21.20.40.31.00.42.52.50.0.0.90.1
21-40%0.0.0.0.0.0.1.30.40.0.0.60.60.0.2.61.95.30.70.0.0.0.0.60.63.33.31.71.32.30.90.0.0.0.0.70.70.0.2.40.60.0.0.0.3.50.82.52.50.30.31.80.2
41-60%0.0.10.76.10.0.3.90.70.0.5.11.50.0.6.92.710.81.01.20.80.0.0.0.0.0.6.52.63.41.10.0.0.80.85.61.90.0.6.61.06.12.71.00.511.11.36.44.60.0.4.90.3
61-80%0.40.42.82.81.91.98.91.00.0.7.41.70.0.12.53.818.31.34.11.52.41.12.41.20.0.14.03.69.61.80.0.1.81.010.02.50.70.713.71.411.33.44.10.917.91.63.03.00.30.39.40.4
over 80%3.31.238.89.633.16.932.01.520.14.120.72.80.0.36.65.423.41.428.83.315.62.511.32.641.78.025.94.541.52.83.12.17.52.126.53.611.02.954.41.936.75.116.21.635.81.930.37.02.61.126.90.5
total3.81.252.49.735.07.047.11.720.14.134.93.10.0.59.85.658.81.634.13.618.62.714.32.948.38.548.25.258.43.03.12.110.02.445.84.211.73.078.81.655.45.421.61.869.31.944.68.23.31.244.00.6
total0-20%0.80.50.0.0.0.2.50.50.0.2.81.25.24.91.21.12.70.60.0.0.50.51.61.23.33.32.11.52.30.90.0.0.60.66.42.01.71.22.30.62.31.62.00.61.90.62.52.51.00.72.00.2
21-40%1.60.83.93.70.0.3.80.60.0.2.31.10.0.7.93.110.41.00.60.62.41.01.61.212.25.67.42.65.41.40.0.0.80.87.62.21.21.25.60.93.52.03.10.811.01.32.52.51.60.85.20.3
41-60%3.71.210.76.16.44.38.10.90.0.13.52.410.510.515.53.919.61.33.01.33.91.37.42.26.44.518.13.87.31.50.0.4.61.712.62.71.91.410.81.217.14.29.11.318.01.66.44.61.00.710.60.4
61-80%6.21.522.38.23.82.516.21.24.52.216.42.50.0.21.24.629.81.517.62.718.32.714.12.99.95.223.84.316.72.30.0.6.41.924.23.56.02.318.81.623.34.516.91.724.91.88.04.56.51.518.20.5
over 80%87.81.963.19.489.84.969.51.495.52.265.13.084.311.454.25.237.51.578.82.874.92.975.23.368.27.148.54.868.32.6100.0.87.72.649.23.689.32.962.51.853.85.168.81.944.22.080.66.490.01.764.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #858147/324478
NFI3
forest area
protection forest perimeter SilvaProtect · basal area (standing live trees)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
protection forest perimeter SilvaProtectbasal area (standing live trees) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeterto 19 m2/ha36.72.722.911.422.27.331.72.023.04.137.03.823.813.245.97.344.22.426.93.829.03.022.13.140.011.939.56.224.53.724.85.026.13.241.35.131.03.968.03.843.57.729.92.064.13.218.88.529.52.435.40.7
20-39 m2/ha42.43.014.29.315.06.535.32.155.55.528.43.866.714.920.26.533.72.340.64.437.83.450.04.022.010.130.26.138.74.350.66.448.43.935.75.238.74.619.73.336.87.641.82.323.82.932.211.141.33.037.30.8
40-59 m2/ha17.82.350.913.330.58.323.31.913.63.726.73.69.59.516.16.116.41.827.13.821.12.924.73.531.810.719.05.320.43.524.65.321.03.016.13.921.94.010.32.57.94.221.82.06.91.744.611.522.22.520.00.6
from 60 m2/ha3.11.112.08.332.38.69.71.37.92.97.82.10.0.17.86.05.71.25.32.012.12.33.11.56.26.111.34.416.33.20.0.4.51.76.92.68.52.72.11.211.84.76.51.25.21.54.34.36.91.67.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterto 19 m2/ha32.615.611.47.65.04.923.51.924.49.620.94.3..35.16.228.21.819.85.124.16.415.27.144.28.526.35.920.72.90.0.23.410.324.34.733.411.537.02.029.46.126.63.929.82.137.511.021.914.028.20.8
20-39 m2/ha67.415.638.611.225.710.938.62.245.811.032.14.9..29.16.242.52.049.96.436.77.563.09.932.49.236.86.938.13.667.227.332.811.235.15.537.612.445.32.139.46.940.04.539.72.341.112.037.417.340.80.9
40-59 m2/ha0.0.40.410.736.611.429.22.125.69.738.15.2..21.85.623.41.722.05.234.27.421.88.518.87.528.86.625.13.232.827.338.011.730.65.121.710.912.91.423.35.821.43.723.01.913.79.240.717.723.30.8
from 60 m2/ha0.0.9.66.832.711.48.71.34.24.28.82.9..14.04.95.91.08.33.65.03.40.0.4.64.58.04.016.12.70.0.5.85.610.03.37.27.04.70.97.93.912.02.97.51.27.77.30.0.7.80.5
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha36.52.716.56.716.45.327.71.323.33.731.12.723.813.239.74.434.81.424.63.028.22.621.12.842.36.733.24.122.32.223.74.825.93.133.33.331.33.643.51.735.64.729.21.740.81.726.96.629.32.432.20.5
20-39 m2/ha43.33.027.87.818.65.836.91.553.65.029.83.066.714.925.34.538.91.543.73.637.63.151.93.727.66.933.34.638.42.851.46.246.83.735.43.838.54.340.01.838.25.141.42.134.61.836.07.741.23.038.90.6
40-59 m2/ha17.22.245.18.332.66.726.21.416.03.530.92.99.59.519.44.120.51.225.43.123.42.724.33.124.86.323.74.223.22.324.95.222.73.022.93.121.93.712.41.216.53.721.71.717.81.431.38.022.82.521.40.5
from 60 m2/ha3.01.010.65.332.46.99.20.97.22.58.21.70.0.15.63.75.80.76.31.810.92.02.71.35.33.89.82.916.22.00.0.4.61.68.32.18.32.54.10.89.63.07.71.16.80.95.84.16.71.57.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #858148/324479
NFI3
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.1.340
21-40%2.7270.21002.926
41-60%7.9151.2419.114
61-80%17.2103.92221.19
over 80%89.4326.68116.02
total118.6231.87150.51
Eastern Jura0-20%0.21000.0.0.2100
21-40%0.31000.0.0.3100
41-60%0.7580.0.0.758
61-80%1.4390.0.1.439
over 80%38.645.41944.02
total41.235.41946.62
Western Plateau0-20%0.8490.0.0.849
21-40%0.8490.0.0.849
41-60%2.9260.0.2.926
61-80%3.7230.7584.321
over 80%35.944.32140.24
total44.135.01949.12
Central Plateau0-20%0.5580.0.0.558
21-40%1.1440.0.1.144
41-60%1.2400.21001.537
61-80%5.3190.5585.818
over 80%51.838.71460.52
total59.929.41369.31
Eastern Plateau0-20%1.0440.0.1.044
21-40%1.7340.0.1.734
41-60%2.0310.0.2.031
61-80%5.5180.5586.117
over 80%91.325.51996.82
total101.616.018107.61
Western Pre-Alps0-20%0.8581.0491.837
21-40%0.6700.6701.148
41-60%3.7244.4218.115
61-80%4.4215.4189.813
over 80%9.21314.61023.86
total18.6926.0644.63
Central Pre-Alps0-20%0.6580.6571.140
21-40%2.7261.2413.822
41-60%5.7182.2287.915
61-80%10.9139.01419.99
over 80%32.2735.2667.43
total52.0548.25100.22
Eastern Pre-Alps0-20%1.0450.7571.735
21-40%1.6350.9492.529
41-60%3.9233.0266.917
61-80%8.2155.41913.611
over 80%21.9826.5748.54
total36.7636.4573.22
Northwestern Alps0-20%1.8331.6343.424
21-40%3.6231.4375.119
41-60%6.4183.5249.914
61-80%5.4199.31414.711
over 80%9.91319.3829.36
total27.1835.2562.33
Central Alps0-20%1.2410.8502.031
21-40%2.1300.21002.328
41-60%2.2291.6353.822
61-80%3.5232.9256.516
over 80%6.0169.01215.08
total15.11014.4929.64
Northeastern Alps0-20%0.4710.9431.336
21-40%1.8331.2413.025
41-60%2.8262.4275.218
61-80%3.6234.1217.715
over 80%5.61711.81017.38
total14.11020.3734.54
Southwestern Alps0-20%1.0451.2412.230
21-40%9.0154.42113.412
41-60%9.01512.71221.79
61-80%9.81420.5930.37
over 80%11.61341.4553.05
total40.4680.13120.52
Southeastern Alps0-20%2.4291.6354.022
21-40%8.9158.11517.010
41-60%17.01117.81034.87
61-80%23.6926.0849.66
over 80%28.5828.0756.65
total80.4481.54162.02
Southern Alps0-20%1.6353.0264.621
21-40%6.1184.72010.813
41-60%9.21410.31319.510
61-80%11.41324.0835.47
over 80%16.61182.9399.53
total44.96124.82169.72
Switzerland0-20%14.61211.31325.99
21-40%43.1722.7965.85
41-60%74.5559.36133.84
61-80%114.04112.24226.23
over 80%448.61319.12767.71
total694.81524.711219.51
© WSL, Swiss National Forest Inventory, 19.06.2020 #858149/324480
NFI3
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
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
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.1440.0.1.144
21-40%1.7350.21001.933
41-60%6.9161.2418.115
61-80%15.8113.92219.79
over 80%87.8326.28114.02
total113.3231.47144.81
Eastern Jura0-20%0.21000.0.0.2100
21-40%0.31000.0.0.3100
41-60%0.7580.0.0.758
61-80%1.4390.0.1.439
over 80%37.845.41943.22
total40.335.41945.72
Western Plateau0-20%0.4700.0.0.470
21-40%0.8490.0.0.849
41-60%2.7270.0.2.727
61-80%3.5240.7584.122
over 80%34.754.32139.04
total42.035.01947.02
Central Plateau0-20%0.5580.0.0.558
21-40%1.1440.0.1.144
41-60%1.0450.21001.240
61-80%5.3190.5585.818
over 80%51.638.71460.32
total59.539.41369.01
Eastern Plateau0-20%1.0440.0.1.044
21-40%1.7340.0.1.734
41-60%2.0310.0.2.031
61-80%5.4180.5585.917
over 80%89.525.51995.02
total99.626.018105.61
Western Pre-Alps0-20%0.31000.8561.148
21-40%0.6700.6701.148
41-60%2.6294.2226.817
61-80%3.4244.9198.314
over 80%8.81314.21023.06
total15.61024.7740.33
Central Pre-Alps0-20%0.4710.4700.850
21-40%2.1301.2413.324
41-60%4.3202.2286.516
61-80%10.1138.61418.89
over 80%31.0734.8665.83
total47.9547.2595.12
Eastern Pre-Alps0-20%0.8500.7571.537
21-40%1.0450.7571.735
41-60%3.3252.7276.018
61-80%6.8174.92011.712
over 80%21.0825.8746.84
total32.9634.8667.73
Northwestern Alps0-20%0.8501.6342.428
21-40%1.4381.4372.926
41-60%3.3253.1256.417
61-80%4.1228.91413.111
over 80%7.91518.5826.46
total17.61033.5651.13
Central Alps0-20%0.21000.21000.471
21-40%1.5340.0.1.534
41-60%1.6340.8502.428
61-80%2.4282.3284.719
over 80%3.8208.11211.99
total9.51211.51020.95
Northeastern Alps0-20%0.0.0.9430.943
21-40%1.0451.0452.032
41-60%1.3381.7333.024
61-80%1.9333.7225.618
over 80%3.32211.81015.18
total7.61519.1726.65
Southwestern Alps0-20%0.6581.0451.635
21-40%4.2223.5237.716
41-60%5.51911.71217.210
61-80%6.31719.1925.48
over 80%7.91539.1647.15
total24.5874.5399.02
Southeastern Alps0-20%1.8331.4383.225
21-40%3.7235.8189.514
41-60%10.41314.81125.28
61-80%14.21122.6936.76
over 80%20.6926.1846.75
total50.6570.74121.32
Southern Alps0-20%0.4711.4381.933
21-40%1.0451.8332.727
41-60%2.1305.6187.715
61-80%6.31719.8926.18
over 80%10.31474.3484.63
total20.19103.03123.12
Switzerland0-20%8.6158.41517.011
21-40%22.01016.11138.17
41-60%47.8648.3696.04
61-80%86.85100.64187.33
over 80%416.11302.82718.91
total581.21476.111057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #858150/324481
NFI3
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.1.340
21-40%2.7270.21002.926
41-60%8.1151.2419.314
61-80%17.2103.92221.19
over 80%89.8326.88116.62
total119.2232.07151.31
Eastern Jura0-20%0.21000.0.0.2100
21-40%0.31000.0.0.3100
41-60%0.7580.0.0.758
61-80%1.4390.0.1.439
over 80%38.945.41944.22
total41.435.41946.82
Western Plateau0-20%0.8490.0.0.849
21-40%0.8490.0.0.849
41-60%2.9260.0.2.926
61-80%3.9230.7584.521
over 80%36.344.32140.73
total44.735.01949.72
Central Plateau0-20%0.5580.0.0.558
21-40%1.1440.0.1.144
41-60%1.4370.21001.735
61-80%5.3190.5585.818
over 80%52.238.91461.12
total60.529.61370.11
Eastern Plateau0-20%1.0440.0.1.044
21-40%1.7340.0.1.734
41-60%2.0310.0.2.031
61-80%5.5180.5586.117
over 80%91.325.51996.82
total101.616.018107.61
Western Pre-Alps0-20%1.1451.2452.331
21-40%0.6700.6701.148
41-60%3.7244.7218.415
61-80%4.6215.41810.013
over 80%9.41314.61024.16
total19.4926.4645.83
Central Pre-Alps0-20%0.9440.6571.535
21-40%2.7261.4384.021
41-60%5.9172.4278.314
61-80%11.3129.31420.69
over 80%33.0736.2669.33
total53.8549.85103.62
Eastern Pre-Alps0-20%1.0450.7571.735
21-40%1.6350.9492.529
41-60%4.3213.0267.316
61-80%8.2155.61913.811
over 80%22.1827.6649.74
total37.4637.7575.02
Northwestern Alps0-20%2.2301.6343.822
21-40%3.6231.4375.119
41-60%7.0173.52410.513
61-80%6.0189.71415.710
over 80%11.31219.9831.25
total30.1736.2566.33
Central Alps0-20%1.2410.8502.031
21-40%2.5270.4702.925
41-60%2.4282.0314.420
61-80%4.1212.9257.115
over 80%6.81610.11116.97
total17.1916.2833.34
Northeastern Alps0-20%0.4710.9431.336
21-40%1.8331.2413.025
41-60%3.1252.6265.717
61-80%3.6234.9208.514
over 80%5.91714.0920.06
total14.91023.6638.43
Southwestern Alps0-20%1.2411.4382.628
21-40%9.6145.02014.611
41-60%9.81413.31223.19
61-80%10.41420.9931.37
over 80%13.01241.8554.74
total44.0682.33126.32
Southeastern Alps0-20%2.4291.6354.022
21-40%9.3158.31517.510
41-60%18.11019.01037.17
61-80%24.2927.8852.05
over 80%29.0828.4757.45
total83.0485.03168.02
Southern Alps0-20%2.6284.4217.017
21-40%7.3164.72011.912
41-60%10.81311.91222.69
61-80%14.31125.7840.06
over 80%18.61085.93104.43
total53.55132.52186.01
Switzerland0-20%16.91113.11230.08
21-40%45.6723.9969.55
41-60%80.3563.75143.93
61-80%120.24117.74237.93
over 80%457.61329.42787.01
total720.61547.711268.30
© WSL, Swiss National Forest Inventory, 19.06.2020 #858151/324482
NFI3
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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 SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
outside of perimeter0-100 stems/ha12.00.713.81.712.02.018.63.68.91.88.82.812.10.6
101-200 stems/ha14.00.815.51.810.92.018.23.514.72.27.92.714.00.6
201-300 stems/ha16.20.913.51.717.62.413.13.115.72.322.54.116.00.7
301-400 stems/ha16.00.914.41.814.02.210.62.816.72.313.03.415.30.7
401-500 stems/ha13.40.812.31.611.82.111.32.812.22.15.12.212.60.6
501-600 stems/ha8.80.78.31.49.61.99.12.69.81.915.83.69.10.5
more than 600 stems/ha19.70.922.12.124.12.719.23.522.12.626.94.420.80.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-100 stems/ha4.51.29.41.29.11.56.91.311.31.78.61.28.50.6
101-200 stems/ha11.21.811.61.48.51.512.81.715.61.911.41.411.90.7
201-300 stems/ha17.82.214.11.512.71.815.61.917.12.012.41.414.60.7
301-400 stems/ha15.42.117.11.716.52.016.61.916.92.016.21.616.50.8
401-500 stems/ha15.12.112.11.412.81.811.91.711.51.712.71.512.60.7
501-600 stems/ha9.91.79.91.311.71.810.11.57.71.48.51.29.50.6
more than 600 stems/ha26.12.625.91.928.72.526.32.219.92.130.22.026.40.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha10.90.611.31.010.41.29.81.310.31.28.61.110.50.4
101-200 stems/ha13.60.813.31.19.61.214.11.615.21.410.91.213.00.5
201-300 stems/ha16.50.813.81.114.81.515.01.616.51.514.01.415.40.5
301-400 stems/ha15.90.815.91.215.41.515.11.616.81.515.61.515.80.5
401-500 stems/ha13.60.712.21.112.41.411.71.411.81.311.51.312.60.5
501-600 stems/ha8.90.69.21.010.81.39.81.38.61.19.71.29.30.4
more than 600 stems/ha20.60.924.21.426.71.824.51.920.81.629.71.823.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #858152/324483
NFI2
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 24cm, classified)
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 SilvaProtectstem count/ha (DBH >= 24cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeter0-100 stems/ha15.21.320.52.622.22.619.82.024.91.78.42.19.41.312.31.812.52.117.03.68.02.312.81.513.51.38.21.114.50.5
101-200 stems/ha23.11.629.53.119.72.721.92.222.51.86.61.814.91.710.91.77.81.711.03.05.72.15.81.010.71.33.00.714.10.5
201-300 stems/ha21.81.518.22.621.12.722.72.223.41.810.32.213.81.69.31.66.61.68.12.66.92.33.50.87.91.12.70.613.00.5
301-400 stems/ha10.81.112.32.213.52.211.81.713.51.55.01.66.21.18.71.52.81.12.81.62.61.31.00.44.90.91.50.57.10.3
401-500 stems/ha4.70.84.11.39.11.96.01.36.41.12.01.03.90.94.01.11.90.93.61.82.51.31.00.43.80.80.70.33.80.3
501- 600 stems/ha1.30.42.71.12.10.92.30.82.80.73.41.20.80.40.80.51.20.70.90.91.61.20.20.20.70.30.30.21.30.2
more than 600 stems/ha1.20.40.90.61.70.91.70.70.70.43.11.31.40.62.50.81.60.81.81.21.20.90.60.30.30.20.0.1.10.1
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 perimeter0-100 stems/ha3.30.61.91.02.31.02.10.80.90.412.42.46.41.19.11.618.32.412.73.222.43.424.31.916.21.537.11.912.60.4
101-200 stems/ha5.90.92.21.04.51.42.50.81.80.612.02.315.31.79.81.614.92.313.43.217.33.319.91.817.31.521.71.711.70.4
201-300 stems/ha6.00.93.61.21.30.85.91.22.10.617.12.611.61.512.91.815.02.29.32.814.93.013.31.513.91.414.01.49.90.4
301-400 stems/ha4.20.72.71.10.90.62.50.80.40.39.52.17.91.39.01.58.01.713.03.24.41.610.81.36.71.06.81.05.90.3
401-500 stems/ha1.70.51.30.71.20.70.60.40.60.35.61.74.00.94.81.15.31.42.81.65.41.93.50.81.70.52.60.62.60.2
501- 600 stems/ha0.30.20.0.0.0.0.0.0.0.2.01.02.90.82.20.81.80.81.01.03.51.62.70.71.50.50.80.41.20.1
more than 600 stems/ha0.40.20.0.0.40.40.0.0.0.2.61.21.50.63.51.02.30.92.61.53.71.70.80.41.00.40.60.31.00.1
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
total0-100 stems/ha18.51.422.42.724.52.722.02.025.81.720.82.915.81.621.42.130.82.829.74.130.43.637.02.029.71.745.32.027.20.6
101-200 stems/ha29.01.731.73.224.22.924.42.324.31.918.52.830.22.120.72.222.72.724.44.122.93.725.71.928.01.824.71.725.80.6
201-300 stems/ha27.81.621.82.722.42.828.62.425.61.927.43.225.42.022.22.221.62.617.43.721.73.616.81.721.81.716.71.522.90.6
301-400 stems/ha15.01.315.12.414.42.314.41.913.81.514.62.514.01.617.72.010.81.915.83.57.02.011.81.411.61.38.31.113.00.5
401-500 stems/ha6.40.95.41.510.32.06.61.37.01.17.61.97.91.38.91.57.31.66.42.47.92.24.40.95.50.93.30.76.40.3
501- 600 stems/ha1.60.42.71.12.10.92.30.82.80.75.41.63.80.93.10.93.01.11.91.35.11.92.90.72.20.61.10.42.60.2
more than 600 stems/ha1.60.50.90.62.10.91.70.70.70.45.71.72.90.86.01.33.91.24.41.94.91.81.30.51.30.50.60.32.10.2
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 #858153/324484
NFI4
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeter0-20%1.20.70.0.0.0.1.30.51.21.20.0.0.0.0.0.1.50.60.90.91.20.81.21.20.0.5.83.21.71.20.0.0.80.80.0.3.92.22.41.22.22.12.20.72.01.00.0.0.0.1.40.2
21-40%2.40.98.17.78.86.13.30.80.0.4.31.80.0.14.45.011.41.50.0.1.81.00.0.6.46.33.92.710.12.70.0.1.71.213.43.92.71.912.82.54.33.04.11.014.82.50.0.3.01.15.70.4
41-60%3.01.124.412.20.0.12.71.51.21.214.12.95.24.916.85.427.32.19.02.717.42.89.52.618.810.129.85.915.73.41.91.92.11.223.64.93.42.024.13.220.65.912.61.728.73.24.54.52.71.114.40.6
61-80%11.12.00.0.23.38.826.52.03.82.219.33.610.510.527.46.537.12.319.43.732.93.722.53.729.011.024.05.629.34.215.74.912.12.820.64.515.53.722.33.250.17.324.62.229.63.229.69.716.42.424.10.7
over 80%82.42.367.512.967.89.656.32.293.82.662.33.884.311.441.47.022.71.970.64.246.73.566.84.145.812.536.56.343.24.382.45.283.33.142.45.274.43.738.43.722.96.056.52.324.93.065.99.377.82.554.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-20%0.0.0.0.0.0.2.60.80.0.0.0...3.82.60.80.40.0.7.84.20.0.0.0.0.0.0.70.70.0.0.0.1.61.60.0.1.20.51.91.90.0.0.50.46.05.90.0.1.20.2
21-40%0.0.7.57.30.0.5.11.10.0.4.42.5..1.91.97.41.10.0.0.0.0.0.4.94.74.32.94.11.60.0.0.0.3.12.20.0.3.20.87.43.51.91.35.41.10.0.0.0.4.60.4
41-60%10.09.57.57.35.45.39.71.54.64.514.24.0..7.73.828.21.90.0.7.54.24.74.66.86.610.34.49.72.40.0.0.0.7.73.30.0.7.51.117.25.35.02.220.72.07.27.10.0.14.10.7
61-80%11.310.728.012.125.111.325.52.26.56.337.45.6..16.55.434.52.012.14.323.87.029.910.133.411.339.47.219.53.20.0.16.110.327.05.514.810.022.81.829.76.321.44.036.32.413.19.123.815.027.80.9
over 80%78.713.557.012.869.411.657.22.488.97.544.15.5..70.06.429.11.987.94.360.97.965.410.454.911.146.07.066.13.7100.0.83.910.360.65.985.210.065.32.043.86.871.64.437.12.373.711.876.215.052.30.9
total100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%1.10.60.0.0.0.1.90.50.90.90.0.0.0.1.91.31.10.30.60.62.41.01.01.00.0.3.11.71.10.60.0.0.80.80.80.83.41.91.50.52.01.41.70.61.00.42.62.60.0.1.30.1
21-40%2.30.97.85.35.74.04.10.70.0.4.31.40.0.8.22.79.30.90.0.1.50.80.0.5.64.04.12.06.81.40.0.1.51.08.62.32.41.65.60.95.92.43.60.88.51.10.0.2.91.05.20.3
41-60%3.21.115.67.11.91.911.31.01.91.314.12.35.24.912.33.327.81.45.91.815.52.48.92.313.06.120.63.712.32.01.91.91.91.116.23.03.01.711.71.218.83.911.01.423.41.75.64.02.71.114.30.4
61-80%11.12.014.67.024.06.926.01.54.42.225.73.010.510.522.04.235.71.516.92.931.23.323.63.531.17.931.34.523.82.615.24.812.52.723.63.515.43.522.71.639.44.923.91.934.01.922.56.616.72.425.70.5
over 80%82.22.262.09.368.47.456.71.692.82.655.92.984.311.455.74.726.11.376.53.149.43.266.63.850.28.141.04.356.02.782.95.083.32.950.83.675.73.558.61.833.84.559.82.033.01.869.36.877.82.553.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #858154/324485
NFI2
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 36cm, classified)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %±
outside of perimeter0-100 stems/ha58.91.650.51.450.42.071.51.686.32.858.50.8
101-200 stems/ha33.91.532.41.331.41.919.91.512.42.729.20.7
201-300 stems/ha6.20.814.81.013.81.46.80.91.41.010.20.5
301-400 stems/ha0.90.32.00.42.90.71.40.40.0.1.60.2
401-500 stems/ha0.10.10.30.21.20.40.30.20.0.0.40.1
501- 600 stems/ha0.0.0.10.10.20.20.10.10.0.0.10.0
more than 600 stems/ha0.0.0.0.0.20.20.0.0.0.0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-100 stems/ha52.63.452.94.645.52.060.11.379.91.660.30.9
101-200 stems/ha38.93.343.04.536.21.930.31.317.01.529.80.8
201-300 stems/ha7.11.84.11.814.91.48.00.72.60.68.10.5
301-400 stems/ha0.90.70.0.2.60.61.50.30.50.31.40.2
401-500 stems/ha0.0.0.0.0.50.30.10.10.0.0.10.1
501- 600 stems/ha0.50.50.0.0.30.20.10.10.0.0.10.1
more than 600 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha57.71.450.71.347.91.464.31.081.11.459.30.6
101-200 stems/ha34.81.433.41.333.91.326.50.916.11.329.50.6
201-300 stems/ha6.40.713.80.914.41.07.60.62.40.69.30.4
301-400 stems/ha0.90.31.80.42.70.51.40.30.40.21.50.2
401-500 stems/ha0.10.10.20.10.80.30.10.10.0.0.30.1
501- 600 stems/ha0.10.10.10.10.20.10.10.10.0.0.10.0
more than 600 stems/ha0.0.0.0.0.10.10.0.0.0.0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #858155/324486
NFI2
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 24cm, classified)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-100 stems/ha25.974.61930.57
101-200 stems/ha34.868.81443.66
201-300 stems/ha30.978.51439.46
301-400 stems/ha16.6105.81722.48
401-500 stems/ha6.7162.6269.213
501- 600 stems/ha1.9300.3712.227
more than 600 stems/ha1.9300.5572.427
total118.6231.27149.81
Eastern Jura0-100 stems/ha10.2120.85111.011
101-200 stems/ha13.0111.14014.110
201-300 stems/ha8.5131.4359.912
301-400 stems/ha5.8171.3377.015
401-500 stems/ha2.0290.5572.526
501- 600 stems/ha1.1410.0.1.141
more than 600 stems/ha0.6590.0.0.659
total41.235.11846.32
Western Plateau0-100 stems/ha11.1110.94512.010
101-200 stems/ha10.2122.32712.511
201-300 stems/ha9.5130.94510.412
301-400 stems/ha6.8150.6587.314
401-500 stems/ha4.2200.5574.718
501- 600 stems/ha1.0410.0.1.041
more than 600 stems/ha0.9440.21001.140
total43.735.41749.12
Central Plateau0-100 stems/ha14.591.33515.89
101-200 stems/ha15.292.42617.69
201-300 stems/ha15.493.72119.18
301-400 stems/ha8.5131.53310.112
401-500 stems/ha4.0200.3704.319
501- 600 stems/ha1.9300.0.1.930
more than 600 stems/ha1.2370.0.1.237
total60.729.21370.01
Eastern Plateau0-100 stems/ha27.361.04128.26
101-200 stems/ha24.671.83026.47
201-300 stems/ha24.081.93025.97
301-400 stems/ha14.3100.37114.610
401-500 stems/ha6.8160.7507.515
501- 600 stems/ha3.3230.0.3.323
more than 600 stems/ha1.0410.0.1.041
total101.215.817107.01
Western Pre-Alps0-100 stems/ha4.3215.5189.712
101-200 stems/ha2.6265.0187.614
201-300 stems/ha4.7197.11511.811
301-400 stems/ha1.8324.1205.916
401-500 stems/ha1.1402.2283.322
501- 600 stems/ha1.5330.8452.426
more than 600 stems/ha1.4350.9452.327
total17.4925.6642.93
Central Pre-Alps0-100 stems/ha11.2126.71618.09
101-200 stems/ha15.11014.11129.27
201-300 stems/ha13.71112.01225.77
301-400 stems/ha6.0177.61513.611
401-500 stems/ha3.6223.7227.315
501- 600 stems/ha1.2383.1244.320
more than 600 stems/ha2.0301.4353.423
total52.9448.75101.62
Eastern Pre-Alps0-100 stems/ha8.7147.61516.39
101-200 stems/ha7.0157.31514.310
201-300 stems/ha7.1158.81315.99
301-400 stems/ha5.9176.71512.611
401-500 stems/ha3.7213.7217.414
501- 600 stems/ha0.6501.5332.127
more than 600 stems/ha1.5332.1293.622
total34.6637.6572.32
Northwestern Alps0-100 stems/ha8.3149.51317.89
101-200 stems/ha4.6198.01412.711
201-300 stems/ha3.2237.91411.211
301-400 stems/ha1.5354.0215.517
401-500 stems/ha0.9453.0243.921
501- 600 stems/ha0.5581.0401.533
more than 600 stems/ha0.9451.6332.526
total20.0835.1555.13
Central Alps0-100 stems/ha5.9163.3219.311
101-200 stems/ha2.5252.8235.316
201-300 stems/ha1.6312.4264.019
301-400 stems/ha0.5583.0223.520
401-500 stems/ha0.7500.7501.335
501- 600 stems/ha0.3710.3710.749
more than 600 stems/ha0.5580.5571.040
total12.11013.0825.04
Northeastern Alps0-100 stems/ha4.3196.41510.711
101-200 stems/ha1.5355.2186.715
201-300 stems/ha1.8324.1195.916
301-400 stems/ha0.6501.4322.027
401-500 stems/ha0.7441.5332.225
501- 600 stems/ha0.4731.0411.435
more than 600 stems/ha0.5591.1411.633
total9.91220.5630.44
Southwestern Alps0-100 stems/ha15.11025.5740.65
101-200 stems/ha6.11720.8826.97
201-300 stems/ha4.51913.11117.69
301-400 stems/ha1.14110.41211.411
401-500 stems/ha1.6334.3195.816
501- 600 stems/ha0.21002.6252.725
more than 600 stems/ha0.5580.9451.435
total29.0777.53106.42
Southeastern Alps0-100 stems/ha23.1823.6846.75
101-200 stems/ha14.11121.8835.96
201-300 stems/ha10.11317.2927.37
301-400 stems/ha5.6178.61414.210
401-500 stems/ha4.5202.7267.115
501- 600 stems/ha1.0412.1293.223
more than 600 stems/ha0.7501.1411.832
total59.1577.13136.12
Southern Alps0-100 stems/ha15.11048.5563.64
101-200 stems/ha4.71929.3733.96
201-300 stems/ha3.52218.2921.68
301-400 stems/ha1.6338.41410.113
401-500 stems/ha0.7503.6224.420
501- 600 stems/ha0.3711.2381.633
more than 600 stems/ha0.0.0.8440.844
total26.08110.02136.02
Switzerland0-100 stems/ha185.13145.23330.32
101-200 stems/ha155.93130.73286.72
201-300 stems/ha138.53107.34245.82
301-400 stems/ha76.4563.95140.33
401-500 stems/ha41.1629.9871.05
501- 600 stems/ha15.51114.01129.48
more than 600 stems/ha13.81110.91324.78
total626.31501.811128.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #858156/324487
NFI3
forest area
protection forest perimeter SilvaProtect
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 SilvaProtect %± %± %± %± %± %± %±
outside of perimeter86.30.747.01.447.71.736.41.749.81.628.61.356.80.5
inside perimeter13.70.753.01.452.31.763.61.750.21.671.41.343.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #858157/324488
NFI4
forest area
number of types natural hazards SilvaProtect
unit of reference: canton
unit: %
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
number of types natural hazards SilvaProtect %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
no natural hazard96.21.247.69.765.07.054.01.779.94.164.93.1100.0.50.15.146.61.665.73.681.32.786.22.851.78.552.85.144.03.096.92.190.52.453.54.288.13.025.01.648.04.978.41.833.51.857.18.496.71.257.10.6
one natural hazard3.81.242.89.724.36.236.91.618.73.933.13.20.0.26.34.638.51.532.03.616.22.68.72.234.48.038.75.045.93.03.12.14.61.638.84.19.82.955.71.919.54.015.21.639.92.038.97.73.31.231.50.6
two natural hazards0.0.5.73.810.74.86.80.91.31.31.20.70.0.15.63.712.01.02.31.12.61.15.11.911.85.86.02.56.91.50.0.3.51.66.92.12.01.214.51.320.74.13.60.817.71.54.14.00.0.8.30.3
three natural hazards0.0.3.93.90.0.2.00.50.0.0.80.60.0.5.12.32.50.50.0.0.0.0.0.2.12.11.71.22.10.90.0.0.80.80.0.0.0.4.40.86.62.42.70.77.31.00.0.0.0.2.50.2
four natural hazards0.0.0.0.0.0.0.30.20.0.0.0.0.0.2.91.70.40.20.0.0.0.0.0.0.0.0.70.71.20.70.0.0.60.60.80.80.0.0.30.25.32.30.0.1.60.50.0.0.0.0.50.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #858158/324489
NFI4
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 36cm, classified)
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 SilvaProtectstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimeter0-100 stems/ha52.11.957.13.159.42.862.52.361.61.852.95.156.62.949.63.660.54.462.05.863.56.982.72.865.92.577.43.360.50.8
101-200 stems/ha37.51.932.83.128.92.929.42.429.51.924.84.627.52.829.63.425.24.023.85.319.65.714.52.624.92.420.13.128.70.8
201-300 stems/ha8.41.18.11.910.31.97.11.47.71.217.23.910.11.916.02.79.22.612.64.216.95.52.21.17.11.42.51.28.60.5
301-400 stems/ha1.00.42.01.00.90.60.60.41.00.53.01.75.01.43.11.23.21.60.0.0.0.0.60.62.20.80.0.1.60.2
401-500 stems/ha0.70.30.0.0.50.50.0.0.20.22.11.50.80.61.71.01.81.31.51.50.0.0.0.0.0.0.0.0.50.1
501- 600 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
more than 600 stems/ha0.20.20.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.0
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 perimeter0-100 stems/ha43.93.842.39.759.610.047.17.052.38.949.24.146.03.143.93.460.13.551.45.650.14.558.82.256.32.371.51.756.80.9
101-200 stems/ha49.53.850.19.821.38.544.87.144.28.930.74.043.23.234.23.425.73.331.55.433.64.630.22.234.52.322.21.732.20.9
201-300 stems/ha6.11.97.65.215.37.06.03.43.53.517.33.18.51.918.82.810.92.214.14.113.53.29.11.48.01.35.20.99.20.6
301-400 stems/ha0.60.60.0.3.83.82.02.00.0.2.81.42.41.02.61.12.21.13.02.12.91.71.70.61.00.51.00.41.60.3
401-500 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.51.10.80.0.0.0.0.0.0.0.0.0.0.10.1
501- 600 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.30.20.0.0.10.1
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.
total0-100 stems/ha50.41.655.42.859.42.660.42.161.11.850.72.951.52.046.72.360.32.656.53.854.33.666.01.760.51.672.81.558.90.6
101-200 stems/ha40.11.734.82.928.22.731.52.230.31.828.33.035.12.131.92.325.52.527.83.729.23.625.51.730.21.621.81.430.30.6
201-300 stems/ha7.90.98.01.810.81.87.01.37.41.117.32.39.31.317.41.910.21.713.42.914.62.77.01.07.61.04.60.88.90.4
301-400 stems/ha0.90.31.80.91.20.70.80.51.00.42.91.13.70.92.80.82.60.91.61.12.01.21.30.51.60.50.80.31.60.2
401-500 stems/ha0.50.30.0.0.50.50.0.0.20.20.80.60.40.31.10.61.40.70.70.70.0.0.0.0.0.0.0.0.30.1
501- 600 stems/ha0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
more than 600 stems/ha0.10.10.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.10.0
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 #858159/324490
NFI4
forest area
protection forest perimeter SilvaProtect
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 SilvaProtect %± %± %± %± %± %± %±
outside of perimeter86.30.747.31.546.31.933.21.845.81.823.71.556.40.6
inside perimeter13.70.752.71.553.71.966.81.854.21.876.31.543.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #858160/324491
NFI2
forest area
number of types natural hazards SilvaProtect
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
number of types natural hazards SilvaProtect %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
no natural hazard78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
one natural hazard17.21.410.72.110.62.113.11.85.21.051.53.642.22.343.82.743.33.124.54.146.34.344.52.243.02.059.62.033.00.6
two natural hazards3.60.71.00.70.0.0.60.40.50.37.61.96.21.17.01.414.02.222.14.114.13.020.71.812.61.318.11.68.90.4
three natural hazards0.80.30.0.0.0.0.0.0.0.2.21.01.00.50.50.47.11.63.51.76.72.28.31.22.60.65.10.92.60.2
four natural hazards0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.1.20.74.72.14.51.81.70.60.10.10.80.40.60.1
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 #858161/324492
NFI4
forest area
protection forest perimeter SilvaProtect · stem count/ha (DBH >= 36cm, classified)
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
state2009/17
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
cantonstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %
AG0-100 stems/ha30.051.24031.25
101-200 stems/ha12.8100.65813.510
201-300 stems/ha1.6350.0.1.635
301-400 stems/ha0.4700.0.0.470
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total44.921.83346.72
AI0-100 stems/ha0.8490.6571.535
101-200 stems/ha0.6540.8481.432
201-300 stems/ha0.5571.4311.923
301-400 stems/ha0.4720.0.0.472
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total2.3252.8205.19
AR0-100 stems/ha1.9300.7512.624
101-200 stems/ha1.6340.8432.526
201-300 stems/ha1.2380.5551.731
301-400 stems/ha0.3690.7501.039
401-500 stems/ha0.31000.21000.473
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total5.3132.8208.16
BE0-100 stems/ha48.7538.2686.93
101-200 stems/ha24.8827.0851.85
201-300 stems/ha7.01710.31317.310
301-400 stems/ha2.5291.8334.321
401-500 stems/ha0.4710.21000.658
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.21000.0.0.2100
total83.5477.64161.11
BL/BS0-100 stems/ha8.6111.63510.210
101-200 stems/ha5.8161.8347.513
201-300 stems/ha0.9490.4711.440
301-400 stems/ha0.4710.0.0.471
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total15.763.92219.64
FR0-100 stems/ha15.196.41621.56
101-200 stems/ha6.1164.81810.911
201-300 stems/ha4.3191.9316.215
301-400 stems/ha0.21000.7490.944
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total25.9513.81039.73
GE0-100 stems/ha1.6400.0.1.640
101-200 stems/ha1.2500.0.1.250
201-300 stems/ha0.41000.0.0.4100
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total3.1130.0.3.113
GL0-100 stems/ha2.2294.8187.014
101-200 stems/ha1.3362.3273.620
201-300 stems/ha1.4361.2392.624
301-400 stems/ha0.0.0.6570.657
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total4.9188.91113.87
GR0-100 stems/ha31.1748.6579.74
101-200 stems/ha17.01032.1749.15
201-300 stems/ha4.7208.21513.011
301-400 stems/ha1.4381.2402.527
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.21000.2100
total54.2590.33144.52
JU0-100 stems/ha10.5114.91915.48
101-200 stems/ha7.5145.81613.39
201-300 stems/ha2.8250.6573.322
301-400 stems/ha0.6580.21000.850
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total21.3611.41132.83
LU0-100 stems/ha17.682.92520.66
101-200 stems/ha9.6134.32013.99
201-300 stems/ha3.9200.0.3.920
301-400 stems/ha0.6580.21000.850
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.21000.0.0.2100
total31.947.41539.43
NE0-100 stems/ha11.1102.12813.29
101-200 stems/ha10.0111.83311.89
201-300 stems/ha2.1300.0.2.130
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total23.453.92127.33
NW0-100 stems/ha2.0312.0334.018
101-200 stems/ha1.0491.7262.722
201-300 stems/ha0.5670.0.0.567
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total3.5213.7207.29
OW0-100 stems/ha5.1174.4189.510
101-200 stems/ha2.3294.0206.314
201-300 stems/ha1.2400.7571.931
301-400 stems/ha0.21000.0.0.2100
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total9.1129.01118.14
SG0-100 stems/ha11.41212.01223.58
101-200 stems/ha4.91911.51116.39
201-300 stems/ha3.1255.0198.114
301-400 stems/ha0.5570.21000.749
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total20.1928.7648.84
SH0-100 stems/ha6.3110.0.6.311
101-200 stems/ha4.6160.4695.014
201-300 stems/ha1.0430.0.1.043
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total11.940.46912.33
SO0-100 stems/ha16.381.83418.07
101-200 stems/ha10.2111.14111.310
201-300 stems/ha1.8290.21002.027
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total28.533.12531.62
SZ0-100 stems/ha6.4165.21711.610
101-200 stems/ha4.7194.8199.412
201-300 stems/ha2.1302.1284.219
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total13.51012.01025.54
TG0-100 stems/ha9.681.03810.67
101-200 stems/ha5.6151.4377.012
201-300 stems/ha1.6340.0.1.634
301-400 stems/ha0.4700.0.0.470
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total17.252.42619.63
TI0-100 stems/ha12.21259.3471.64
101-200 stems/ha3.72319.5923.28
201-300 stems/ha0.4714.1224.521
301-400 stems/ha0.0.0.6580.658
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total16.31083.6399.92
UR0-100 stems/ha3.2223.8217.013
101-200 stems/ha1.0443.3204.417
201-300 stems/ha0.6570.6571.239
301-400 stems/ha0.0.0.4710.471
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total4.8188.11112.96
VD0-100 stems/ha38.3510.51348.84
101-200 stems/ha22.487.11629.57
201-300 stems/ha5.1182.3287.315
301-400 stems/ha0.8500.21001.045
401-500 stems/ha0.9500.21001.045
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total67.5320.2987.72
VS0-100 stems/ha19.0942.7661.74
101-200 stems/ha4.62023.2827.87
201-300 stems/ha0.8507.0157.814
301-400 stems/ha0.21001.3371.535
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.21000.2100
total24.5874.5399.02
ZG0-100 stems/ha1.6301.5293.217
101-200 stems/ha1.0420.7431.729
201-300 stems/ha0.0.0.21000.2100
301-400 stems/ha0.0.0.0.0.0.
401-500 stems/ha0.21000.0.0.2100
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total2.9192.5205.48
ZH0-100 stems/ha27.551.24128.75
101-200 stems/ha14.590.47015.09
201-300 stems/ha4.9190.0.4.919
301-400 stems/ha0.21000.0.0.2100
401-500 stems/ha0.0.0.0.0.0.
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.0.0.0.0.0.
total47.121.63548.82
Switzerland0-100 stems/ha338.22257.52595.71
101-200 stems/ha178.93161.23340.12
201-300 stems/ha53.9646.66100.54
301-400 stems/ha9.1158.11517.211
401-500 stems/ha3.0270.5583.524
501- 600 stems/ha0.0.0.0.0.0.
more than 600 stems/ha0.4710.4710.850
total583.41474.411057.81
© WSL, Swiss National Forest Inventory, 19.06.2020 #858162/324493
NFI3
forest area
number of types natural hazards SilvaProtect
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
number of types natural hazards SilvaProtect %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
no natural hazard78.81.488.52.189.82.086.41.894.41.041.83.451.92.250.22.643.62.851.14.041.03.733.51.849.71.726.41.457.00.5
one natural hazard16.81.310.62.010.22.013.11.85.10.949.03.541.02.242.82.637.52.821.53.339.03.739.92.036.61.753.91.731.60.6
two natural hazards3.50.71.00.70.0.0.60.40.50.36.81.85.91.16.51.311.81.918.93.211.42.317.71.511.31.114.81.28.40.3
three natural hazards0.70.30.0.0.0.0.0.0.0.2.41.01.00.40.50.36.21.44.41.65.21.77.31.02.30.54.30.72.50.2
four natural hazards0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.1.00.64.01.63.41.41.60.50.10.10.60.30.50.1
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 #858163/324494
NFI4
forest area
number of types natural hazards SilvaProtect
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
number of types natural hazards SilvaProtect
no natural hazardone natural hazardtwo natural hazardsthree natural hazardsfour natural hazardstotal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura121.2225.685.3191.1410.2100153.51
Eastern Jura42.234.9190.5710.0.0.0.47.62
Western Plateau45.135.0190.0.0.0.0.0.50.12
Central Plateau60.929.3140.6580.0.0.0.70.71
Eastern Plateau103.115.5190.5570.0.0.0.109.11
Western Pre-Alps20.2822.373.0261.1410.0.46.63
Central Pre-Alps57.2543.156.1181.0450.2100107.62
Eastern Pre-Alps40.0632.464.9190.4700.0.77.72
Northwestern Alps33.3723.887.8154.0220.65869.53
Central Alps19.787.4146.2161.5341.43736.14
Northeastern Alps17.7915.894.5192.0321.24141.33
Southwestern Alps52.5550.1521.999.4141.931135.82
Southeastern Alps91.6464.4418.9103.9220.471179.22
Southern Alps58.7598.6326.087.7161.241192.11
Switzerland763.41408.02106.2432.287.0171316.80
© WSL, Swiss National Forest Inventory, 19.06.2020 #858164/324495
NFI2
forest area
processes in channels SilvaProtect · degree of mixture
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
pure conifer forest39.960.9452.82543.65
mixed conifer forest35.566.8154.51946.85
mixed broadleaf forest22.685.1184.22032.07
pure broadleaf forest20.294.6192.42727.17
total118.6217.4913.811149.81
Eastern Juran/a0.0.0.0.0.0.0.0.
pure conifer forest4.9190.0.0.31005.218
mixed conifer forest6.9150.5580.21007.715
mixed broadleaf forest11.8110.7500.55813.010
pure broadleaf forest18.680.9440.94520.48
total42.332.2281.93246.32
Western Plateaun/a0.0.0.0.0.0.0.0.
pure conifer forest14.1100.3710.0.14.59
mixed conifer forest8.2141.1410.21009.512
mixed broadleaf forest9.3131.6330.37111.211
pure broadleaf forest12.0111.5350.47113.810
total43.734.5190.94549.12
Central Plateaun/a0.5580.0.0.0.0.558
pure conifer forest24.371.4350.210025.87
mixed conifer forest16.993.2220.75020.78
mixed broadleaf forest9.4130.8440.84511.012
pure broadleaf forest9.7121.0411.23811.811
total60.726.4152.92470.01
Eastern Plateaun/a0.4700.0.0.0.0.470
pure conifer forest28.970.3710.0.29.37
mixed conifer forest33.662.4270.210036.26
mixed broadleaf forest18.291.0410.210019.49
pure broadleaf forest21.080.8450.0.21.88
total102.114.6190.471107.01
Western Pre-Alpsn/a0.0.0.21000.0.0.2100
pure conifer forest10.71215.691.14127.46
mixed conifer forest3.9214.5190.7509.112
mixed broadleaf forest1.1400.9440.3702.326
pure broadleaf forest1.7311.5360.7513.921
total17.4922.772.92542.93
Central Pre-Alpsn/a0.9440.5580.0.1.435
pure conifer forest34.1622.480.65857.04
mixed conifer forest10.51313.3111.14024.98
mixed broadleaf forest4.2215.7180.210010.013
pure broadleaf forest3.3233.9221.0448.314
total52.9445.852.825101.62
Eastern Pre-Alpsn/a1.4350.5580.0.2.029
pure conifer forest15.71011.7110.94528.27
mixed conifer forest9.61311.5111.33522.58
mixed broadleaf forest4.8196.1160.55811.412
pure broadleaf forest3.2243.9211.1418.214
total34.8633.763.82172.32
Northwestern Alpsn/a0.5580.4710.21001.140
pure conifer forest12.11118.391.53531.96
mixed conifer forest2.9255.4171.3389.713
mixed broadleaf forest2.4274.1200.5587.015
pure broadleaf forest2.0292.7250.7505.417
total20.0830.964.22055.13
Central Alpsn/a0.7500.4710.21001.237
pure conifer forest6.0155.3161.04112.49
mixed conifer forest1.3342.6240.21004.218
mixed broadleaf forest1.9291.4340.4683.620
pure broadleaf forest2.1281.4340.21003.621
total12.11011.0101.92925.04
Northeastern Alpsn/a0.21001.4350.0.1.633
pure conifer forest5.9166.6151.24113.710
mixed conifer forest1.7333.1220.5575.317
mixed broadleaf forest1.0413.1230.3714.519
pure broadleaf forest1.1373.8210.5575.417
total9.91218.172.52630.44
Southwestern Alpsn/a0.6581.2380.21002.030
pure conifer forest19.1950.546.91576.53
mixed conifer forest2.3286.5161.1419.813
mixed broadleaf forest3.0243.9210.5587.415
pure broadleaf forest4.0215.4181.33410.712
total29.0767.5310.013106.42
Southeastern Alpsn/a0.7501.6330.0.2.327
pure conifer forest48.0553.2510.113111.22
mixed conifer forest4.1213.4231.3388.714
mixed broadleaf forest2.0292.5270.7505.218
pure broadleaf forest4.3203.3231.1418.614
total59.1563.9413.111136.12
Southern Alpsn/a0.0.0.7500.0.0.750
pure conifer forest8.21433.361.93043.45
mixed conifer forest2.5279.3130.37112.111
mixed broadleaf forest1.5335.8170.5587.915
pure broadleaf forest13.81151.756.41671.94
total26.08100.839.213136.02
Switzerlandn/a6.3177.0160.55813.911
pure conifer forest271.92219.8228.38520.01
mixed conifer forest140.0373.7513.611227.22
mixed broadleaf forest93.2442.8610.013146.03
pure broadleaf forest117.0486.3417.810221.02
total628.41429.5170.351128.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #858165/324496
NFI2
forest area
processes in channels SilvaProtect · degree of mixture
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
pure conifer forest40.360.8503.12544.26
mixed conifer forest36.767.2164.72048.75
mixed broadleaf forest22.095.0194.32131.47
pure broadleaf forest19.194.8202.32926.28
total118.6217.81014.411150.81
Eastern Juran/a0.0.0.0.0.0.0.0.
pure conifer forest5.1190.0.0.31005.419
mixed conifer forest7.4160.4710.21008.015
mixed broadleaf forest11.8110.8500.65813.311
pure broadleaf forest18.090.8501.04519.88
total42.232.0312.13146.42
Western Plateaun/a0.0.0.0.0.0.0.0.
pure conifer forest14.8100.4710.0.15.210
mixed conifer forest8.4141.1450.21009.713
mixed broadleaf forest10.4131.6350.47112.411
pure broadleaf forest11.1121.3400.210012.611
total44.734.4210.85049.92
Central Plateaun/a0.6580.0.0.0.0.658
pure conifer forest23.971.6350.210025.77
mixed conifer forest16.7102.9250.85020.48
mixed broadleaf forest9.3141.0440.75011.012
pure broadleaf forest9.9131.1411.14112.212
total60.526.6162.92669.91
Eastern Plateaun/a0.4700.0.0.0.0.470
pure conifer forest29.270.4710.0.29.57
mixed conifer forest33.072.4290.210035.56
mixed broadleaf forest18.791.2410.210020.19
pure broadleaf forest21.791.0450.0.22.78
total103.014.9200.471108.21
Western Pre-Alpsn/a0.0.0.31000.0.0.3100
pure conifer forest10.41315.8100.85027.06
mixed conifer forest4.1224.3210.8519.213
mixed broadleaf forest1.2401.0440.4702.626
pure broadleaf forest1.3381.7360.7583.623
total17.1923.072.72742.73
Central Pre-Alpsn/a0.8500.6580.0.1.337
pure conifer forest32.8722.780.65856.24
mixed conifer forest10.81313.2121.14425.18
mixed broadleaf forest3.6246.3180.210010.114
pure broadleaf forest3.4253.4250.9507.716
total51.4546.252.827100.52
Eastern Pre-Alpsn/a1.6350.21000.0.1.933
pure conifer forest15.81012.0120.85028.57
mixed conifer forest8.81511.2121.14121.18
mixed broadleaf forest4.9206.0170.65811.512
pure broadleaf forest3.4244.3210.6588.315
total34.6633.763.12571.42
Northwestern Alpsn/a0.6580.4710.21001.240
pure conifer forest12.11218.391.43831.86
mixed conifer forest3.3255.7181.43810.413
mixed broadleaf forest2.6273.8220.6587.016
pure broadleaf forest2.2292.6270.6585.518
total20.8930.864.32155.93
Central Alpsn/a0.6580.4710.21001.240
pure conifer forest5.8165.6171.04512.410
mixed conifer forest1.0442.5260.21003.721
mixed broadleaf forest1.9311.2400.4683.522
pure broadleaf forest2.0311.4360.21003.522
total11.31111.0102.03024.34
Northeastern Alpsn/a0.0.1.1400.0.1.140
pure conifer forest5.8186.5161.34113.610
mixed conifer forest1.7353.3230.6575.517
mixed broadleaf forest1.1413.1250.4714.620
pure broadleaf forest1.1413.6230.5575.218
total9.71317.682.72630.04
Southwestern Alpsn/a0.6581.2410.21002.131
pure conifer forest18.71049.457.21675.33
mixed conifer forest2.6286.4171.24110.213
mixed broadleaf forest3.1254.2210.4717.716
pure broadleaf forest3.8235.5181.53410.713
total28.8766.6410.513105.92
Southeastern Alpsn/a0.6581.8330.0.2.429
pure conifer forest48.1652.5510.513111.13
mixed conifer forest4.4213.2251.4389.114
mixed broadleaf forest2.3292.4290.8505.519
pure broadleaf forest4.1223.3241.2418.515
total59.5563.2413.911136.62
Southern Alpsn/a0.0.0.8500.0.0.850
pure conifer forest7.81632.871.83342.46
mixed conifer forest2.4299.6140.47112.312
mixed broadleaf forest1.5356.5170.6588.715
pure broadleaf forest13.91252.556.01872.44
total25.68102.338.715136.62
Switzerlandn/a6.3186.8170.65813.812
pure conifer forest270.82218.7329.08518.41
mixed conifer forest141.2373.3514.412228.93
mixed broadleaf forest94.5444.1710.614149.23
pure broadleaf forest115.0487.1416.811218.93
total627.71430.1271.451129.21
© WSL, Swiss National Forest Inventory, 19.06.2020 #858166/324497
NFI2
forest area
processes in channels SilvaProtect · degree of mixture
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
pure conifer forest37.060.8502.92640.76
mixed conifer forest36.266.8164.52147.55
mixed broadleaf forest21.295.0194.32130.57
pure broadleaf forest18.5104.8202.32925.58
total113.3217.41014.011144.81
Eastern Juran/a0.0.0.0.0.0.0.0.
pure conifer forest5.1190.0.0.31005.419
mixed conifer forest7.4160.4710.21008.015
mixed broadleaf forest11.8110.8500.65813.311
pure broadleaf forest17.390.8501.04519.18
total41.632.0312.13145.72
Western Plateaun/a0.0.0.0.0.0.0.0.
pure conifer forest14.0100.4710.0.14.410
mixed conifer forest8.4141.1450.21009.713
mixed broadleaf forest9.7131.4370.47111.612
pure broadleaf forest9.9131.3400.210011.412
total42.034.2210.85047.02
Central Plateaun/a0.6580.0.0.0.0.658
pure conifer forest23.971.6350.210025.77
mixed conifer forest16.4102.9250.85020.08
mixed broadleaf forest8.9141.0440.75010.613
pure broadleaf forest9.7131.1411.14112.012
total59.536.6162.92669.01
Eastern Plateaun/a0.4700.0.0.0.0.470
pure conifer forest29.070.4710.0.29.47
mixed conifer forest31.972.4290.210034.56
mixed broadleaf forest18.591.2410.210019.99
pure broadleaf forest20.591.0450.0.21.59
total100.424.9200.471105.61
Western Pre-Alpsn/a0.0.0.31000.0.0.3100
pure conifer forest9.91315.2100.85025.96
mixed conifer forest3.6234.1210.8518.514
mixed broadleaf forest1.0441.0440.4702.427
pure broadleaf forest1.1411.5390.7583.225
total15.61022.072.72740.33
Central Pre-Alpsn/a0.8500.6580.0.1.337
pure conifer forest30.5721.890.65852.94
mixed conifer forest10.21412.8121.14424.18
mixed broadleaf forest3.2256.1180.21009.514
pure broadleaf forest3.2263.2260.9507.317
total47.9544.452.82795.12
Eastern Pre-Alpsn/a1.6350.0.0.0.1.635
pure conifer forest15.01111.8120.85027.57
mixed conifer forest8.61510.2131.14119.99
mixed broadleaf forest4.7205.4180.65810.713
pure broadleaf forest3.2254.0220.6587.915
total33.1631.563.12567.73
Northwestern Alpsn/a0.6580.4710.21001.240
pure conifer forest10.51317.991.24129.66
mixed conifer forest2.5295.3191.2419.014
mixed broadleaf forest2.0313.6230.6586.217
pure broadleaf forest2.0302.6270.4715.119
total17.61029.863.72351.13
Central Alpsn/a0.6580.4710.21001.240
pure conifer forest5.4175.0181.04511.410
mixed conifer forest0.8492.3280.21003.322
mixed broadleaf forest1.5340.6560.4682.526
pure broadleaf forest1.2411.1390.21002.526
total9.5129.5112.03020.95
Northeastern Alpsn/a0.0.1.1400.0.1.140
pure conifer forest4.5205.8171.34111.611
mixed conifer forest1.7353.1230.6575.318
mixed broadleaf forest1.0453.1250.4714.420
pure broadleaf forest0.5573.2250.5574.221
total7.61516.392.72626.65
Southwestern Alpsn/a0.6581.0450.21001.933
pure conifer forest15.91148.257.21671.33
mixed conifer forest2.6286.4171.04510.013
mixed broadleaf forest2.4293.8230.4716.617
pure broadleaf forest3.0255.1191.3369.313
total24.5864.4410.11399.02
Southeastern Alpsn/a0.4711.8330.0.2.230
pure conifer forest41.7648.159.61499.43
mixed conifer forest3.6233.0261.4388.015
mixed broadleaf forest1.9312.2300.8504.920
pure broadleaf forest3.0252.7271.0446.716
total50.6557.8512.912121.32
Southern Alpsn/a0.0.0.8500.0.0.850
pure conifer forest6.11829.571.83337.46
mixed conifer forest2.0329.0140.210011.113
mixed broadleaf forest1.2415.7180.6587.516
pure broadleaf forest11.01350.155.21966.34
total20.1995.237.816123.12
Switzerlandn/a6.1186.4180.65813.112
pure conifer forest248.33206.4327.78482.42
mixed conifer forest135.7369.8513.612219.03
mixed broadleaf forest89.1441.0710.614140.73
pure broadleaf forest104.2482.5415.411202.13
total583.41406.1267.951057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #858167/324498
NFI3
forest area
processes in channels SilvaProtect · degree of mixture
unit of reference: economic region
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
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.3400.0.0.0.1.340
pure conifer forest34.671.5352.42938.56
mixed conifer forest32.075.2194.82042.16
mixed broadleaf forest23.584.6202.92631.07
pure broadleaf forest21.896.1173.92231.97
total113.3217.41014.011144.81
Eastern Juran/a1.0420.0.0.0.1.042
pure conifer forest4.5210.0.0.31004.720
mixed conifer forest5.8180.21000.21006.217
mixed broadleaf forest9.5130.8500.210010.512
pure broadleaf forest20.981.0441.43723.37
total41.632.0312.13145.72
Western Plateaun/a1.8310.21000.0.2.030
pure conifer forest11.0120.21000.0.11.212
mixed conifer forest7.5160.6580.4718.514
mixed broadleaf forest6.5171.3400.0.7.715
pure broadleaf forest15.3101.9330.47117.69
total42.034.2210.85047.02
Central Plateaun/a1.6350.0.0.0.1.635
pure conifer forest19.691.4380.210021.28
mixed conifer forest13.5112.3280.47116.210
mixed broadleaf forest9.5131.5350.85011.912
pure broadleaf forest15.2101.3381.53518.09
total59.536.6162.92669.01
Eastern Plateaun/a3.1240.0.0.0.3.124
pure conifer forest22.480.7500.0.23.18
mixed conifer forest28.171.4380.210029.77
mixed broadleaf forest15.9101.1410.0.17.110
pure broadleaf forest30.871.6350.210032.67
total100.424.9200.471105.61
Western Pre-Alpsn/a0.8562.7290.21003.723
pure conifer forest8.01513.0110.85121.87
mixed conifer forest2.8263.5230.4716.716
mixed broadleaf forest2.1311.7360.7584.420
pure broadleaf forest1.9341.1410.6573.623
total15.61022.072.72740.33
Central Pre-Alpsn/a2.4271.3370.0.3.822
pure conifer forest28.0721.390.210049.55
mixed conifer forest9.01511.8120.85021.79
mixed broadleaf forest3.8234.7211.1449.614
pure broadleaf forest4.6215.3200.75810.513
total47.9544.452.82795.12
Eastern Pre-Alpsn/a1.4381.0440.0.2.528
pure conifer forest14.5119.1140.85024.58
mixed conifer forest8.9159.8131.14119.89
mixed broadleaf forest3.2257.1160.65710.913
pure broadleaf forest5.1204.4210.65810.113
total33.1631.563.12567.73
Northwestern Alpsn/a0.6581.2400.4702.229
pure conifer forest8.81414.6101.04524.57
mixed conifer forest3.6236.0180.85010.513
mixed broadleaf forest2.1314.1210.3706.517
pure broadleaf forest2.5283.9221.1447.415
total17.61029.863.72351.13
Central Alpsn/a0.4700.4700.0.0.848
pure conifer forest4.7194.9180.65810.211
mixed conifer forest1.9311.7330.6564.320
mixed broadleaf forest1.3341.4380.4683.123
pure broadleaf forest1.2411.1390.4712.726
total9.5129.5112.03020.95
Northeastern Alpsn/a0.4710.7500.0.1.141
pure conifer forest4.1215.2181.34110.612
mixed conifer forest1.2413.0230.6574.718
mixed broadleaf forest0.4732.0320.21002.627
pure broadleaf forest1.5355.4180.7507.615
total7.61516.392.72626.65
Southwestern Alpsn/a0.4711.0450.4711.933
pure conifer forest15.91147.856.21769.83
mixed conifer forest2.7275.8181.63510.113
mixed broadleaf forest1.2413.8230.8505.718
pure broadleaf forest4.4216.1181.13911.512
total24.5864.4410.11399.02
Southeastern Alpsn/a1.0452.1310.8503.923
pure conifer forest42.7647.759.41499.83
mixed conifer forest2.6272.6271.2416.416
mixed broadleaf forest1.2411.6350.6583.424
pure broadleaf forest3.1253.9220.8497.815
total50.6557.8512.912121.32
Southern Alpsn/a0.21001.0450.0.1.241
pure conifer forest6.41730.071.83338.36
mixed conifer forest1.4387.3160.21008.915
mixed broadleaf forest0.8505.9180.4717.116
pure broadleaf forest11.31351.055.41967.74
total20.1995.237.816123.12
Switzerlandn/a16.61111.6131.93330.18
pure conifer forest225.23197.5325.09447.72
mixed conifer forest121.1461.2513.412195.73
mixed broadleaf forest81.1541.678.815131.54
pure broadleaf forest139.5394.2418.810252.42
total583.41406.1267.951057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #858168/324499
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