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NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.60.63.43.40.0.0.0.1.91.90.0.0.0.0.0.0.0.0.0.2.00.70.20.20.0.0.0.0.30.1
less than 10 years ago78.02.726.48.843.57.938.11.762.95.135.93.525.016.223.85.115.61.342.23.862.63.362.84.124.67.923.14.428.52.882.44.675.93.427.13.971.94.43.40.89.83.643.02.36.41.143.99.378.92.635.30.6
11-20 years ago14.82.311.16.216.56.06.50.98.83.014.12.612.512.44.02.34.60.813.92.611.72.315.03.00.0.7.72.85.61.57.73.28.52.18.92.513.03.32.90.78.53.419.21.84.40.94.24.213.02.28.60.4
21-30 years ago3.41.20.0.0.0.2.60.64.82.46.21.825.016.22.82.03.70.75.71.82.41.02.71.40.0.3.01.81.90.83.42.43.61.55.92.00.0.2.10.62.71.94.81.03.40.80.0.3.01.13.30.2
31-40 years ago1.30.74.03.90.0.1.00.31.21.23.01.237.518.20.0.3.20.60.60.60.0.3.21.66.04.35.52.42.71.01.51.50.60.62.91.50.0.1.80.63.02.12.20.72.10.60.0.0.0.1.90.2
41-50 years ago0.0.0.0.3.23.20.40.20.0.0.0.0.0.1.31.21.30.40.0.2.21.10.0.0.0.3.52.00.0.0.0.0.80.82.11.20.0.0.90.42.71.81.50.61.30.50.0.0.0.0.90.1
over 50 years ago2.51.04.14.11.91.93.20.62.71.85.81.70.0.4.12.49.91.13.41.42.51.11.30.913.06.36.82.53.51.20.0.1.10.86.62.23.01.76.81.111.43.74.51.08.41.24.24.22.71.05.30.3
total100.0.45.59.965.07.051.81.780.54.265.03.1100.0.36.05.838.61.865.83.681.42.785.52.946.99.049.65.342.03.196.92.190.42.453.54.387.93.117.81.638.15.877.21.926.21.952.38.797.61.055.60.6
inside perimetern/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.50.30.0.0.0.0.10.0
less than 10 years ago0.0.37.49.710.64.724.01.56.62.614.12.40.0.23.45.118.51.49.62.29.82.13.51.527.58.015.03.726.12.70.0.3.71.520.73.59.92.89.11.322.24.76.61.211.31.432.38.92.10.913.60.4
11-20 years ago0.0.8.94.513.74.88.40.92.21.612.52.20.0.9.93.68.41.05.81.85.51.60.60.615.16.66.32.611.72.00.0.0.50.56.32.11.11.19.11.38.93.44.41.012.71.512.25.70.0.7.20.3
21-30 years ago0.0.0.0.0.0.2.80.60.90.91.00.70.0.6.62.96.70.91.71.00.60.60.0.0.0.6.12.66.01.50.0.0.80.85.61.91.11.18.21.22.92.02.60.712.81.40.0.0.30.34.40.3
31-40 years ago0.0.4.14.10.0.1.40.40.0.2.01.00.0.2.61.85.30.81.61.00.0.0.70.70.0.4.32.23.01.10.0.0.80.84.21.70.0.12.41.42.92.02.40.77.81.20.0.0.0.3.60.2
41-50 years ago0.0.0.0.0.0.0.90.30.0.0.40.40.0.0.0.2.80.60.0.0.0.0.0.0.0.4.62.22.61.00.0.0.0.0.0.0.0.9.31.31.41.40.70.43.20.80.0.0.0.2.00.2
over 50 years ago0.0.0.0.0.0.2.70.60.0.2.41.10.0.6.32.79.71.12.91.31.40.80.0.3.43.48.92.84.51.30.0.0.60.64.31.70.0.27.51.914.64.43.20.815.31.60.0.0.0.7.10.3
total0.0.50.49.924.36.240.41.79.73.132.43.00.0.48.76.051.51.821.63.117.22.64.71.846.19.345.35.253.93.10.0.6.32.041.24.312.13.175.81.852.85.919.81.863.52.144.58.92.41.038.00.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.0.0.0.8.84.54.20.75.42.41.40.80.0.5.42.74.60.85.01.60.90.78.42.32.32.33.31.93.31.11.51.51.81.03.11.50.0.1.70.63.22.20.90.43.00.73.23.20.0.2.90.2
11-20 years ago0.0.4.14.10.0.1.30.43.42.00.0.0.0.2.51.82.10.52.91.20.0.0.0.0.0.0.0.0.30.31.51.50.0.0.80.80.0.0.60.30.0.0.60.41.30.50.0.0.0.1.00.1
21-30 years ago0.0.0.0.1.91.91.10.41.01.00.0.0.0.2.92.01.60.51.20.80.0.0.0.0.0.1.21.20.0.0.0.0.80.81.51.10.0.0.70.41.41.41.30.51.10.50.0.0.0.0.90.1
31-40 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.61.60.30.20.0.0.0.0.0.4.73.10.0.0.50.50.0.0.80.80.0.0.0.1.80.60.0.0.20.21.70.60.0.0.0.0.50.1
41-50 years ago0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.40.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.30.0.0.0.0.40.30.0.0.0.0.20.1
over 50 years ago0.0.0.0.0.0.0.70.30.0.0.50.50.0.2.82.01.00.43.51.40.50.51.41.00.0.0.70.70.0.0.0.0.0.0.0.0.0.1.00.44.42.60.0.2.80.70.0.0.0.0.90.1
total0.0.4.14.110.74.87.90.99.83.22.61.20.0.15.34.39.91.112.62.51.40.89.82.47.03.65.12.34.11.23.12.13.31.55.31.90.0.6.41.19.03.63.00.810.31.33.23.20.0.6.40.3
totaln/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.30.20.0.0.0.0.60.63.43.40.0.0.0.1.91.90.0.0.0.0.0.0.20.20.0.2.00.70.70.30.0.0.0.0.40.1
less than 10 years ago78.02.763.89.462.97.866.31.674.94.651.43.625.016.252.65.938.81.856.83.873.33.174.63.754.49.241.45.157.93.184.04.581.33.150.94.381.83.814.31.535.15.750.52.320.71.879.47.981.02.551.80.6
11-20 years ago14.82.324.08.030.27.416.21.314.43.826.63.212.512.416.44.415.11.322.53.217.22.715.53.015.16.613.93.617.62.49.23.49.02.216.03.214.13.412.61.417.54.524.22.018.41.716.47.013.02.216.80.5
21-30 years ago3.41.20.0.1.91.96.50.96.72.77.21.925.016.212.43.911.91.28.72.12.91.22.71.40.0.10.33.37.91.73.42.45.11.813.02.91.11.111.01.47.03.08.71.317.31.60.0.3.31.28.60.4
31-40 years ago1.30.78.15.50.0.2.60.61.21.25.71.737.518.24.22.48.81.02.31.10.0.3.81.710.65.19.83.26.21.51.51.52.11.27.22.10.0.16.01.65.82.94.81.011.51.40.0.0.0.6.10.3
41-50 years ago0.0.0.0.3.23.21.50.40.0.0.40.40.0.1.31.24.50.70.0.2.21.10.0.0.0.8.12.92.61.00.0.0.80.82.11.20.0.10.81.44.12.12.20.74.90.90.0.0.0.3.00.2
over 50 years ago2.51.04.14.11.91.96.70.92.71.88.72.10.0.13.23.820.71.59.82.34.41.42.71.416.47.016.43.47.91.70.0.1.60.910.92.73.01.735.32.030.45.37.61.226.51.94.24.22.71.013.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851436/317767
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.60.63.63.50.0.0.0.1.91.90.0.0.0.0.0.0.0.0.0.2.10.70.20.20.0.0.0.0.30.1
less than 10 years ago78.52.726.48.843.57.938.71.762.65.236.13.525.016.222.95.115.51.341.33.863.13.463.34.125.58.122.84.429.02.982.44.675.63.426.44.071.74.42.50.78.53.343.42.46.11.145.39.579.12.735.50.6
11-20 years ago14.62.311.16.216.56.06.50.98.93.014.42.612.512.44.12.34.50.813.72.711.72.314.53.00.0.7.92.95.01.47.73.28.62.27.82.413.13.32.80.79.03.619.51.94.00.94.34.312.92.28.60.4
21-30 years ago3.51.20.0.0.0.2.30.54.92.46.31.825.016.22.92.13.70.75.91.82.51.12.81.40.0.3.11.81.60.83.42.43.61.56.32.20.0.2.00.62.82.04.71.03.30.80.0.3.11.23.30.2
31-40 years ago1.30.74.03.90.0.1.00.41.31.33.01.237.518.20.0.3.30.70.60.60.0.3.31.76.24.45.72.52.81.11.51.50.60.63.11.50.0.1.90.63.12.21.80.62.20.70.0.0.0.2.00.2
41-50 years ago0.0.0.0.3.23.20.40.20.0.0.0.0.0.1.31.31.40.40.0.2.31.10.0.0.0.3.62.10.0.0.0.0.80.82.21.30.0.0.60.32.92.01.30.51.30.50.0.0.0.0.80.1
over 50 years ago2.10.94.14.11.91.93.00.62.71.85.41.70.0.4.22.48.81.03.51.41.60.91.30.913.56.57.02.52.81.10.0.1.10.87.02.33.01.86.61.110.73.84.21.07.61.24.34.32.41.04.80.3
total100.0.45.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.997.51.055.40.6
inside perimetern/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.50.30.0.0.0.0.10.0
less than 10 years ago0.0.37.49.710.64.724.01.56.62.614.42.40.0.22.65.119.21.510.02.310.22.23.61.624.87.915.43.827.32.80.0.3.71.522.03.710.02.89.41.322.14.96.91.211.91.430.18.92.21.013.90.5
11-20 years ago0.0.8.94.513.74.88.31.02.21.612.32.20.0.10.23.78.71.06.01.85.71.70.60.615.76.86.52.710.82.00.0.0.50.56.72.21.11.19.21.39.43.64.51.012.21.512.65.80.0.7.10.3
21-30 years ago0.0.0.0.0.0.2.70.61.01.01.00.70.0.6.83.06.80.91.81.00.60.60.0.0.0.5.02.46.41.60.0.0.80.84.41.81.11.18.61.33.02.12.70.813.41.50.0.0.30.34.40.3
31-40 years ago0.0.4.14.10.0.1.40.40.0.1.50.90.0.2.71.85.60.81.71.00.0.0.70.70.0.3.72.13.21.10.0.0.80.84.51.80.0.12.71.53.02.12.50.78.11.20.0.0.0.3.70.3
41-50 years ago0.0.0.0.0.0.0.90.30.0.0.40.40.0.0.0.2.90.60.0.0.0.0.0.0.0.4.82.32.71.10.0.0.0.0.0.0.0.9.91.31.51.50.70.43.40.80.0.0.0.2.10.2
over 50 years ago0.0.0.0.0.0.2.70.60.0.2.41.10.0.6.52.79.21.12.41.21.00.70.0.3.63.59.22.83.91.30.0.0.60.63.91.70.0.27.72.014.14.42.90.815.61.60.0.0.0.6.90.3
total0.0.50.49.924.36.240.21.79.83.132.13.10.0.48.86.152.41.821.83.217.52.74.81.844.09.444.65.354.43.20.0.6.32.041.54.412.23.177.71.853.26.020.21.965.02.142.79.12.51.038.20.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.0.0.0.8.84.54.20.75.52.51.40.80.0.5.62.84.70.85.21.71.00.77.92.22.42.43.41.93.51.11.51.51.81.03.21.60.0.1.40.53.42.40.90.52.70.73.33.30.0.2.90.2
11-20 years ago0.0.4.14.10.0.1.40.43.52.00.0.0.0.2.61.92.10.53.01.30.0.0.0.0.0.0.0.0.40.41.51.50.0.0.80.80.0.0.60.40.0.0.70.41.40.50.0.0.0.1.00.1
21-30 years ago0.0.0.0.1.91.91.10.41.01.00.0.0.0.3.02.11.70.51.30.90.0.0.0.0.0.1.21.20.0.0.0.0.80.81.61.10.0.0.60.31.51.51.10.51.20.50.0.0.0.0.90.1
31-40 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.61.60.30.20.0.0.0.0.0.4.83.30.0.0.50.50.0.0.80.80.0.0.0.1.90.60.0.0.20.21.80.60.0.0.0.0.60.1
41-50 years ago0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.40.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.40.30.0.0.0.0.20.1
over 50 years ago0.0.0.0.0.0.0.80.30.0.0.50.50.0.2.92.10.90.33.61.50.50.51.51.10.0.0.80.80.0.0.0.0.0.0.0.0.0.1.00.54.72.70.0.2.70.70.0.0.0.0.90.1
total0.0.4.14.110.74.88.01.09.93.22.61.20.0.15.84.410.11.113.12.61.50.89.42.47.33.85.32.44.31.33.12.13.31.55.72.10.0.6.01.19.63.82.90.810.21.33.33.30.0.6.40.3
totaln/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.30.20.0.0.0.0.60.63.63.50.0.0.0.1.91.90.0.0.0.0.0.0.20.20.0.2.10.70.70.40.0.0.0.0.40.1
less than 10 years ago78.52.763.89.462.97.866.91.674.74.651.93.625.016.251.16.039.41.856.53.974.33.174.83.752.79.441.65.259.83.284.04.581.13.151.74.581.73.913.31.534.05.851.22.420.71.878.78.181.32.652.30.6
11-20 years ago14.62.324.08.030.27.416.21.314.53.826.73.212.512.417.04.515.31.322.73.317.42.715.03.015.76.814.43.716.22.49.23.49.12.215.33.214.23.512.71.518.54.824.62.117.61.717.07.212.92.216.70.5
21-30 years ago3.51.20.0.1.91.96.10.86.82.87.41.925.016.212.84.012.21.29.02.23.11.22.81.40.0.9.33.28.01.83.42.45.21.812.32.91.11.111.21.47.43.28.51.317.91.70.0.3.41.28.60.4
31-40 years ago1.30.78.15.50.0.2.60.61.31.35.31.737.518.24.32.59.21.12.31.20.0.3.91.811.05.39.43.26.61.61.51.52.11.27.62.30.0.16.51.76.23.14.51.012.11.50.0.0.0.6.20.3
41-50 years ago0.0.0.0.3.23.21.50.40.0.0.40.40.0.1.31.34.70.80.0.2.31.10.0.0.0.8.43.02.71.10.0.0.80.82.21.30.0.10.81.44.42.32.00.75.11.00.0.0.0.3.10.2
over 50 years ago2.10.94.14.11.91.96.40.92.71.88.32.00.0.13.64.019.01.49.52.33.01.22.81.417.07.216.93.56.71.60.0.1.60.910.92.83.01.835.32.129.55.47.11.226.02.04.34.32.41.012.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851437/317768
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.2.30.50.0.2.01.00.0.9.83.09.81.00.0.0.50.50.60.65.74.01.11.02.20.91.91.90.0.0.70.70.0.7.11.016.13.73.10.86.31.00.0.0.0.4.10.3
less than 10 years ago77.72.726.48.843.57.936.81.662.25.135.13.425.016.219.74.313.61.242.23.860.93.362.44.125.67.922.64.326.62.782.44.675.53.425.73.771.94.42.70.68.32.942.02.35.71.043.99.378.92.632.70.5
11-20 years ago14.72.311.16.216.56.06.20.88.72.913.92.512.512.43.31.94.10.713.92.611.82.214.93.00.0.7.52.85.11.47.73.29.12.28.42.413.03.32.40.66.32.518.81.84.10.84.24.213.02.28.10.4
21-30 years ago3.81.20.0.0.0.2.50.54.72.46.11.825.016.22.41.73.30.65.71.82.71.12.71.40.0.3.01.71.70.83.42.43.61.55.61.90.0.1.70.52.01.44.71.03.20.70.0.3.01.13.10.2
31-40 years ago1.30.74.03.90.0.0.90.32.41.72.91.237.518.20.0.3.10.60.60.60.0.3.11.65.74.15.42.32.50.91.51.50.60.62.81.40.0.1.40.52.21.62.10.71.90.60.0.0.0.1.90.2
41-50 years ago0.0.0.0.3.23.20.30.20.0.0.0.0.0.1.01.01.10.40.0.2.11.00.0.0.0.3.42.00.0.0.0.0.80.82.01.10.0.0.90.42.01.41.50.51.10.40.0.0.0.0.80.1
over 50 years ago2.51.04.14.11.91.93.70.62.71.85.71.70.0.3.42.09.21.03.41.43.41.31.30.912.46.16.62.43.61.20.0.1.10.78.52.43.01.76.20.99.73.04.81.08.51.24.24.22.71.05.40.3
total100.0.45.59.965.07.052.81.780.74.165.73.1100.0.39.65.344.21.665.83.681.42.785.02.949.48.849.65.241.73.096.92.190.52.453.74.287.93.122.41.646.75.176.81.930.81.952.38.797.61.056.10.6
inside perimetern/a0.0.0.0.0.0.0.50.20.0.0.0.0.0.5.02.41.50.40.0.0.50.50.0.0.0.1.11.11.20.70.0.0.0.0.70.70.0.10.21.15.52.40.60.41.80.50.0.0.0.1.90.2
less than 10 years ago0.0.37.49.710.64.723.01.46.52.613.82.30.0.19.34.316.11.29.62.29.52.03.41.526.27.714.63.624.12.50.0.3.61.520.43.49.92.87.31.016.43.66.51.110.11.232.38.92.10.912.60.4
11-20 years ago0.0.8.94.513.74.88.00.92.21.512.22.20.0.8.23.07.30.95.81.85.31.60.60.614.46.36.12.510.81.90.0.0.50.56.02.01.11.17.31.06.62.64.20.911.51.312.25.70.0.6.60.3
21-30 years ago0.0.0.0.0.0.2.70.60.90.91.00.70.0.5.52.46.00.81.71.00.60.60.0.0.0.6.02.65.51.40.0.0.80.85.31.81.11.16.51.02.11.52.60.711.71.30.0.0.30.34.10.3
31-40 years ago0.0.4.14.10.0.1.40.40.0.2.01.00.0.3.21.84.60.71.61.00.0.0.60.60.0.4.22.24.21.20.0.0.80.84.01.60.0.10.41.22.11.52.30.77.31.10.0.0.0.3.50.2
41-50 years ago0.0.0.0.0.0.1.00.30.0.0.40.40.0.0.0.2.40.50.0.0.0.0.0.0.0.4.52.12.71.00.0.0.0.0.0.0.0.7.51.01.01.00.70.42.90.70.0.0.0.1.90.2
over 50 years ago0.0.0.0.0.0.3.10.60.0.2.41.10.0.6.52.68.80.92.91.31.30.80.0.3.33.38.72.75.51.40.0.0.60.64.81.80.0.22.91.610.83.33.30.814.71.50.0.0.0.7.00.3
total0.0.50.49.924.36.239.61.69.63.131.73.00.0.47.75.446.71.621.63.117.22.64.61.743.99.045.45.254.13.00.0.6.21.941.24.212.13.172.11.744.65.020.21.859.92.044.58.92.41.037.80.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.20.0.0.0.0.60.60.0.0.0.0.40.40.0.0.0.0.0.0.0.0.40.32.01.40.0.0.0.0.0.0.0.0.20.1
less than 10 years ago0.0.0.0.8.84.54.10.75.42.41.40.80.0.4.52.24.00.75.01.60.90.68.42.22.22.23.21.83.01.01.51.51.71.02.91.40.0.1.40.52.41.70.90.42.70.73.23.20.0.2.70.2
11-20 years ago0.0.4.14.10.0.1.30.43.41.90.0.0.0.2.11.51.80.42.91.20.0.0.0.0.0.0.0.0.30.31.51.50.0.0.70.70.0.0.50.30.0.0.60.41.40.50.0.0.0.0.90.1
21-30 years ago0.0.0.0.1.91.91.00.31.00.90.0.0.0.2.41.71.40.41.20.80.0.0.0.0.0.1.11.10.0.0.0.0.80.81.41.00.0.0.60.31.11.11.30.51.00.40.0.0.0.0.80.1
31-40 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.31.30.20.20.0.0.0.0.0.4.53.00.0.0.40.40.0.0.80.80.0.0.0.1.40.50.0.0.20.21.50.50.0.0.0.0.50.1
41-50 years ago0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.40.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.30.20.0.0.0.0.20.1
over 50 years ago0.0.0.0.0.0.0.80.30.0.0.50.50.0.2.41.71.00.33.51.40.50.51.41.00.0.0.70.70.0.0.0.0.0.0.0.0.0.0.80.33.31.90.0.2.50.60.0.0.0.0.90.1
total0.0.4.14.110.74.87.70.99.73.22.51.10.0.12.73.69.11.012.62.51.40.810.32.56.73.55.02.24.21.23.12.13.31.55.11.80.0.5.50.98.73.02.90.89.41.23.23.20.0.6.10.3
totaln/a0.0.0.0.0.0.2.80.60.0.2.01.00.0.14.93.811.71.10.0.0.90.71.10.85.74.02.21.53.81.21.91.90.0.1.41.00.0.17.71.423.54.33.70.98.11.10.0.0.0.6.20.3
less than 10 years ago77.72.763.89.462.97.863.81.674.04.650.33.625.016.243.55.433.61.656.83.871.33.174.23.754.18.940.55.053.83.084.04.580.93.149.14.281.83.811.41.327.14.549.32.318.41.679.47.981.02.548.10.6
11-20 years ago14.72.324.08.030.27.415.51.214.23.726.13.112.512.413.63.713.11.122.53.217.12.615.53.014.46.313.63.616.22.29.23.49.52.215.23.014.13.410.21.212.93.423.62.016.91.516.47.013.02.215.60.5
21-30 years ago3.81.20.0.1.91.96.20.86.62.77.11.925.016.210.23.210.61.08.72.13.31.22.71.40.0.10.13.27.31.63.42.45.11.812.32.81.11.18.81.15.22.28.51.315.91.50.0.3.31.28.10.4
31-40 years ago1.30.78.15.50.0.2.50.52.41.75.51.737.518.24.52.27.90.92.31.10.0.3.81.710.14.99.63.17.11.61.51.52.11.26.82.00.0.13.21.34.32.24.61.010.61.30.0.0.0.5.90.3
41-50 years ago0.0.0.0.3.23.21.50.40.0.0.40.40.0.1.01.04.00.70.0.2.11.00.0.0.0.8.02.92.71.00.0.0.80.82.01.10.0.8.81.13.11.62.10.74.30.80.0.0.0.2.90.2
over 50 years ago2.51.04.14.11.91.97.60.92.71.88.52.00.0.12.33.519.11.39.82.35.21.52.71.415.76.716.13.49.11.80.0.1.60.913.22.93.01.729.91.823.84.38.11.325.71.84.24.22.71.013.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851438/317769
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.10.10.0.0.0.3.73.70.0.0.20.10.0.0.0.0.60.52.82.00.0.0.0.1.71.20.0.0.0.0.0.0.0.0.0.1.90.40.40.20.0.0.0.0.30.1
less than 10 years ago81.01.829.46.540.45.638.61.264.33.433.92.329.99.025.03.615.10.941.42.761.02.364.62.922.84.926.23.328.82.070.34.271.92.526.32.872.53.13.20.59.12.544.81.67.50.849.66.678.91.935.30.4
11-20 years ago13.11.57.13.515.24.16.70.611.62.313.01.77.55.22.71.35.50.614.92.014.01.714.42.12.71.85.01.64.20.915.73.311.01.77.71.713.42.32.60.57.82.317.81.34.70.76.63.214.41.68.80.3
21-30 years ago2.90.80.0.0.0.2.60.43.11.35.41.129.18.82.71.33.00.45.01.22.10.72.20.91.41.42.11.11.10.54.11.83.01.04.51.30.0.2.00.42.01.24.40.73.10.50.0.2.50.72.90.2
31-40 years ago1.20.52.22.11.51.50.90.20.60.62.40.818.77.70.60.63.40.51.90.81.40.61.80.84.02.35.21.71.50.53.21.51.00.62.71.00.0.2.20.52.41.41.70.42.10.50.0.0.60.41.90.1
41-50 years ago0.20.20.0.2.61.90.30.10.0.0.0.3.73.70.60.61.50.30.0.1.00.50.0.0.0.2.41.20.60.40.0.0.30.31.50.70.0.0.60.21.70.91.60.41.00.30.0.0.0.0.80.1
over 50 years ago1.70.66.73.82.71.93.40.43.11.25.01.17.55.210.02.49.70.75.61.23.50.92.81.09.73.57.41.82.90.80.0.2.20.85.31.41.40.87.20.814.63.05.20.710.40.91.91.92.10.65.70.2
total100.0.45.47.062.35.552.61.282.72.759.82.3100.0.41.74.138.41.268.72.582.91.886.52.043.55.748.43.739.22.295.02.089.41.748.03.187.42.317.71.237.74.177.41.429.11.458.16.598.60.555.70.4
inside perimetern/a0.0.0.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.42.70.0.0.0.0.0.0.0.0.0.0.50.50.10.10.0.0.0.0.50.20.0.0.0.0.10.0
less than 10 years ago0.0.32.26.512.73.823.81.05.61.715.71.80.0.19.93.418.51.010.21.69.61.42.81.029.85.416.02.728.42.00.80.83.11.024.32.79.72.08.70.920.63.46.20.812.31.034.16.41.00.513.70.3
11-20 years ago0.0.14.15.012.43.48.30.72.01.011.11.50.0.8.92.47.60.74.91.23.50.90.30.39.43.55.51.710.61.40.0.1.00.66.91.61.00.78.70.99.82.54.20.711.81.06.33.10.0.6.60.2
21-30 years ago0.0.1.71.72.61.93.00.41.00.72.80.80.0.4.01.66.40.62.00.70.90.50.0.2.61.86.41.96.61.10.0.0.30.36.61.60.90.78.60.94.01.82.80.512.21.00.0.0.20.24.50.2
31-40 years ago0.0.1.61.60.0.1.10.30.0.2.50.80.0.4.11.65.40.60.90.50.50.30.30.30.0.4.41.53.70.80.0.0.30.33.41.10.50.513.81.03.11.52.50.58.10.90.0.0.0.3.80.2
41-50 years ago0.0.0.0.0.0.0.50.20.0.0.50.30.0.0.70.73.50.50.0.0.0.0.0.0.0.4.31.52.00.60.0.0.0.0.70.50.0.8.60.93.91.70.40.23.10.50.0.0.0.2.00.1
over 50 years ago0.0.0.0.1.51.53.10.40.50.53.70.90.0.7.92.29.40.73.00.90.90.50.30.32.71.88.22.05.61.00.0.0.60.53.11.10.0.27.41.413.53.03.30.614.11.10.0.0.0.7.10.2
total0.0.49.77.129.25.139.91.29.12.136.32.20.0.45.54.150.81.320.92.215.51.73.91.149.95.944.93.756.92.20.80.85.41.345.13.112.62.375.91.354.84.219.51.362.21.540.46.51.20.538.00.4
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.10.0.0.0.0.00.0
less than 10 years ago0.0.0.0.7.43.03.90.55.11.62.40.80.0.4.91.85.10.65.01.20.90.56.51.44.02.33.61.52.40.72.61.53.51.03.61.20.0.1.80.43.71.61.30.42.70.51.51.50.20.23.00.2
11-20 years ago0.0.4.92.70.0.1.40.32.61.20.20.20.0.2.01.22.00.42.20.80.20.21.80.80.0.0.60.60.80.40.80.80.30.31.20.70.0.0.90.30.0.0.70.31.10.30.0.0.0.1.10.1
21-30 years ago0.0.0.0.1.11.10.90.20.50.50.0.0.0.1.51.11.30.31.00.60.0.0.0.0.0.1.20.80.20.20.0.0.30.31.60.80.0.1.20.31.51.00.70.31.10.30.0.0.0.0.80.1
31-40 years ago0.0.0.0.0.0.0.40.20.0.1.00.50.0.1.41.00.40.20.0.0.20.20.30.32.51.70.0.0.40.30.80.80.70.50.0.0.0.1.10.30.0.0.20.21.30.30.0.0.0.0.50.1
41-50 years ago0.0.0.0.0.0.0.20.10.0.0.0.0.0.0.70.70.40.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.20.0.0.0.0.30.20.0.0.0.0.20.0
over 50 years ago0.0.0.0.0.0.0.60.20.0.0.20.20.0.2.31.31.50.32.20.80.20.21.00.60.0.1.40.80.20.20.0.0.30.30.40.40.0.0.80.32.41.40.10.12.10.50.0.0.0.0.80.1
total0.0.4.92.78.53.27.40.78.22.03.91.00.0.12.82.810.70.810.41.71.60.69.71.76.62.96.81.93.90.84.21.95.21.36.91.60.0.6.30.77.52.33.10.68.70.91.51.50.20.26.30.2
totaln/a0.0.0.0.0.0.0.30.10.0.0.0.3.73.70.0.0.30.10.0.0.0.0.60.58.23.20.0.0.0.1.71.20.0.0.0.0.50.50.10.10.0.1.90.41.10.30.0.0.0.0.50.1
less than 10 years ago81.01.861.66.960.55.666.31.175.03.152.02.529.99.049.94.138.81.256.62.771.62.174.02.656.75.945.83.759.72.273.74.078.52.354.33.182.22.613.61.033.34.152.31.622.51.385.24.680.11.852.00.4
11-20 years ago13.11.526.26.227.65.016.40.916.22.624.32.17.55.213.62.915.10.922.02.317.71.816.52.212.13.811.12.415.51.616.53.412.41.815.92.314.42.412.21.017.63.222.71.417.51.212.94.214.41.616.50.4
21-30 years ago2.90.81.71.73.72.16.40.64.61.58.21.429.18.88.22.310.70.87.91.53.00.82.20.94.02.39.82.37.91.24.11.83.61.112.82.10.90.711.81.07.52.38.00.916.41.20.0.2.70.78.20.3
31-40 years ago1.20.53.82.61.51.52.40.40.60.66.01.218.77.76.11.99.30.72.70.92.10.72.50.96.62.99.62.25.61.03.91.72.00.86.11.50.50.517.21.15.52.04.40.711.51.00.0.0.60.46.30.2
41-50 years ago0.20.20.0.2.61.91.10.30.0.0.50.33.73.72.01.25.40.60.0.1.00.50.0.0.0.6.71.92.60.70.0.0.30.32.20.90.0.9.60.95.62.02.10.54.40.60.0.0.0.2.90.2
over 50 years ago1.70.66.73.84.22.47.10.63.71.39.01.47.55.220.23.320.51.010.71.74.71.04.21.212.43.917.02.68.71.30.0.3.21.08.81.81.40.835.51.430.43.98.60.926.61.41.91.92.10.613.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851439/317770
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI1
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.2.12.00.0.2.10.30.0.1.20.53.73.79.02.18.90.70.0.0.20.20.60.43.92.21.60.92.00.61.71.20.0.0.40.40.0.7.10.716.52.62.60.56.50.70.0.0.0.3.90.2
less than 10 years ago80.81.828.26.240.45.637.21.263.93.433.42.329.99.021.33.213.20.841.32.759.92.364.22.823.54.925.53.227.01.970.34.271.42.525.32.772.53.12.60.47.11.944.01.66.80.749.66.679.01.832.80.4
11-20 years ago13.01.58.93.815.24.16.40.611.52.312.71.67.55.22.31.14.80.514.82.014.21.714.32.12.61.84.91.63.90.815.73.311.31.77.41.613.42.32.20.45.71.717.41.24.30.66.63.214.41.68.20.2
21-30 years ago3.10.80.0.0.0.2.60.43.11.35.31.129.18.82.31.12.70.44.91.22.30.72.10.91.41.42.11.11.10.44.11.82.91.04.41.20.0.1.60.31.50.94.40.72.80.50.0.2.50.72.80.2
31-40 years ago1.20.52.12.01.51.50.90.21.10.82.40.718.77.70.50.53.10.41.90.81.40.61.80.83.92.35.11.71.40.53.21.51.00.62.61.00.0.2.00.41.81.01.70.41.90.40.0.0.60.41.90.1
41-50 years ago0.20.20.0.2.61.90.30.10.0.0.0.3.73.70.50.51.30.30.0.1.00.50.0.0.0.2.31.20.60.30.0.0.30.31.40.70.0.0.60.21.30.71.60.40.90.30.0.0.0.0.70.1
over 50 years ago1.70.66.43.62.71.93.90.53.11.25.21.17.55.28.52.19.20.75.81.34.21.02.81.09.53.47.21.82.90.70.0.2.20.86.91.51.40.86.60.711.82.35.40.710.30.91.91.92.10.65.80.2
total100.0.47.76.962.35.553.51.282.82.760.12.3100.0.44.53.843.21.268.82.583.01.885.92.044.85.748.73.638.82.195.02.089.11.848.43.087.42.322.61.145.63.577.11.333.51.458.16.598.60.556.10.4
inside perimetern/a0.0.0.0.0.0.0.30.10.0.0.30.30.0.3.51.41.90.30.0.0.20.20.30.35.32.60.60.61.40.50.0.0.0.0.40.40.50.59.50.87.71.90.50.21.90.40.0.0.0.2.00.1
less than 10 years ago0.0.30.96.312.73.822.91.05.61.615.31.70.0.17.02.916.20.910.21.69.51.42.81.029.15.315.62.726.41.90.80.83.51.023.82.69.72.07.00.715.02.66.10.811.20.934.16.41.00.512.80.3
11-20 years ago0.0.13.54.812.43.48.00.62.01.010.91.50.0.7.62.16.60.64.91.23.40.90.30.39.23.45.41.710.01.30.0.1.00.66.71.51.00.77.00.77.21.94.10.610.60.96.33.10.0.6.20.2
21-30 years ago0.0.1.71.72.61.92.90.40.90.73.00.90.0.3.41.45.70.62.00.70.90.50.0.2.51.86.31.86.31.10.0.0.30.36.41.50.90.76.90.72.91.32.80.511.10.90.0.0.20.24.30.2
31-40 years ago0.0.1.61.60.0.1.00.20.0.2.50.80.0.4.01.54.80.50.90.50.50.30.30.30.0.4.31.54.50.90.0.0.30.33.31.10.50.511.40.92.21.12.40.57.40.80.0.0.0.3.70.2
41-50 years ago0.0.0.0.0.0.0.60.20.0.0.50.30.0.0.60.63.00.40.0.0.0.0.0.0.0.4.21.52.00.60.0.0.0.0.70.50.0.7.10.72.91.30.40.22.80.50.0.0.0.1.90.1
over 50 years ago0.0.0.0.1.51.53.50.40.50.53.60.90.0.7.92.08.70.73.00.90.90.50.30.32.61.88.02.06.51.10.0.0.60.43.31.10.0.23.01.19.82.23.40.613.61.00.0.0.0.7.10.2
total0.0.47.66.929.25.139.31.29.12.136.02.20.0.44.03.847.11.220.92.215.41.74.21.248.75.844.33.657.22.10.80.85.81.344.53.012.62.371.91.247.73.619.81.358.61.440.46.51.20.537.80.4
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.30.10.0.0.0.0.30.30.0.0.0.0.40.30.0.0.0.0.40.40.0.0.30.11.10.80.10.10.30.20.0.0.0.0.20.0
less than 10 years ago0.0.0.0.7.43.03.80.55.11.62.40.70.0.4.21.54.50.55.01.20.90.56.41.43.92.33.51.42.20.62.61.53.41.03.51.20.0.1.40.32.71.21.20.42.40.51.51.50.20.22.80.2
11-20 years ago0.0.4.72.60.0.1.40.32.61.20.20.20.0.1.71.01.70.32.20.80.20.21.80.80.0.0.60.60.70.40.80.80.30.31.20.70.0.0.70.20.0.0.70.31.00.30.0.0.0.1.00.1
21-30 years ago0.0.0.0.1.11.10.80.20.50.50.0.0.0.1.30.91.10.21.00.60.0.0.0.0.0.1.20.80.20.20.0.0.30.31.60.80.0.1.00.31.10.80.70.31.00.30.0.0.0.0.70.1
31-40 years ago0.0.0.0.0.0.0.40.10.0.1.00.50.0.1.20.80.40.20.0.0.20.20.30.32.51.70.40.40.40.30.80.80.70.50.0.0.0.0.90.30.0.0.20.21.10.30.0.0.0.0.50.1
41-50 years ago0.0.0.0.0.0.0.20.10.0.0.0.0.0.0.60.60.40.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.20.0.0.0.0.30.20.0.0.0.0.20.0
over 50 years ago0.0.0.0.0.0.0.70.20.0.0.20.20.0.2.01.11.40.32.20.80.20.21.00.60.0.1.40.80.20.20.0.0.30.30.40.40.0.0.70.21.81.00.10.11.90.40.0.0.0.0.80.1
total0.0.4.72.68.53.27.20.68.22.03.80.90.0.11.52.49.80.710.41.71.60.69.91.76.42.87.01.94.10.84.21.95.11.27.11.60.0.5.40.66.61.93.10.67.90.81.51.50.20.26.10.2
totaln/a0.0.2.12.00.0.2.50.40.0.1.50.63.73.713.02.511.10.70.0.0.50.31.30.69.23.42.11.13.80.81.71.20.0.1.20.70.50.516.91.025.33.13.20.68.70.80.0.0.0.6.10.2
less than 10 years ago80.81.859.06.860.55.663.91.174.63.151.12.529.99.042.53.833.81.156.52.770.22.273.52.656.65.844.73.755.62.173.74.078.32.352.63.182.22.611.00.924.83.251.41.620.31.285.24.680.21.848.40.4
11-20 years ago13.01.527.26.227.65.015.80.916.12.623.82.17.55.211.62.513.20.821.92.317.81.816.42.211.83.710.82.314.61.516.53.412.61.815.32.214.42.410.00.812.92.422.31.416.01.112.94.214.41.615.40.3
21-30 years ago3.10.81.71.73.72.16.30.64.51.58.31.429.18.87.02.09.50.77.91.53.20.82.10.93.92.39.52.27.51.14.11.83.61.112.32.00.90.79.40.85.51.77.90.914.91.10.0.2.70.77.70.2
31-40 years ago1.20.53.62.51.51.52.30.41.10.85.91.218.77.75.71.78.40.72.70.92.10.72.50.96.42.89.82.26.41.03.91.72.00.85.91.40.50.514.30.94.01.54.40.710.40.90.0.0.60.46.00.2
41-50 years ago0.20.20.0.2.61.91.10.30.0.0.50.33.73.71.71.04.70.50.0.1.00.50.0.0.0.6.51.82.60.70.0.0.30.32.10.90.0.8.00.74.11.42.00.54.00.60.0.0.0.2.80.1
over 50 years ago1.70.66.43.64.22.48.10.63.71.39.01.47.55.218.42.919.30.911.01.75.31.14.21.212.13.816.62.69.51.30.0.3.21.010.61.91.40.830.31.223.43.18.90.925.81.31.91.92.10.613.70.3
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 #851440/317771
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago73.82.88.25.635.37.730.71.640.25.335.03.437.518.211.63.911.81.229.43.542.63.461.24.225.58.118.54.122.52.762.56.558.64.025.73.957.14.72.70.79.33.740.12.36.01.142.69.572.02.929.70.6
11-20 years ago17.62.418.27.718.36.013.01.228.04.715.42.70.0.13.84.08.71.024.53.426.53.217.63.37.35.112.73.311.22.031.16.223.93.58.62.525.34.21.40.55.72.817.71.83.70.87.15.118.12.513.10.5
21-30 years ago4.31.311.16.26.44.33.60.74.62.35.61.712.512.42.81.93.30.77.12.07.81.94.61.90.0.5.52.51.60.80.0.3.31.35.42.03.71.91.20.59.03.610.81.53.40.80.0.5.21.54.40.3
31-40 years ago1.70.90.0.0.0.1.50.44.92.44.01.412.512.42.92.12.50.63.01.31.50.81.30.90.0.2.41.70.80.61.91.92.61.34.01.70.0.2.20.70.0.2.50.72.40.70.0.1.40.82.10.2
41-50 years ago1.30.74.03.90.0.0.90.31.31.32.11.037.518.20.0.1.70.50.60.60.0.1.01.02.42.42.31.62.31.01.51.50.0.3.11.50.0.1.70.63.12.21.30.51.60.50.0.0.0.1.40.2
over 50 years ago1.30.74.14.15.13.72.20.51.41.43.21.30.0.4.22.49.21.10.60.62.81.20.0.13.56.58.83.02.81.10.0.1.91.15.92.11.81.37.01.110.03.64.51.07.81.24.34.30.80.54.60.3
total100.0.45.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.997.51.055.40.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.00.0
less than 10 years ago0.0.21.18.013.25.318.21.41.31.311.72.30.0.14.04.216.11.49.52.37.31.94.21.733.28.617.24.119.12.50.0.1.91.113.53.010.42.96.71.125.25.48.11.312.81.525.28.02.21.011.50.4
11-20 years ago0.0.19.27.95.63.111.01.16.62.68.72.00.0.14.14.210.81.16.51.96.21.70.0.7.35.17.52.816.62.40.0.1.81.013.63.11.81.37.31.27.43.14.10.99.11.310.96.10.0.7.70.4
21-30 years ago0.0.5.94.05.63.15.10.81.01.07.61.70.0.7.23.25.40.81.81.02.91.20.0.0.0.5.42.45.81.50.0.0.50.54.41.80.0.8.31.27.93.42.00.79.51.36.64.40.0.4.60.3
31-40 years ago0.0.0.0.0.0.2.10.51.01.01.00.70.0.5.62.75.00.81.20.80.60.60.0.0.0.2.41.74.71.40.0.0.80.83.11.50.0.8.21.23.02.11.60.610.11.30.0.0.30.33.50.2
41-50 years ago0.0.4.14.10.0.0.90.30.0.0.60.60.0.2.71.84.50.81.71.00.0.0.70.70.0.3.72.12.51.00.0.0.80.83.01.50.0.11.51.41.51.51.60.66.71.10.0.0.0.3.00.2
over 50 years ago0.0.0.0.0.0.2.90.60.0.2.41.10.0.5.22.510.61.11.20.80.50.50.0.3.63.58.32.95.81.60.0.0.60.63.91.70.0.35.62.18.13.52.90.816.31.70.0.0.0.7.90.3
total0.0.50.49.924.36.240.21.79.83.132.13.10.0.48.86.152.41.821.83.217.52.74.81.844.09.444.65.354.43.20.0.6.32.041.54.412.23.177.71.853.26.020.21.965.02.142.79.12.51.038.20.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.0.0.0.1.91.93.90.75.82.61.91.00.0.8.23.33.20.73.61.50.50.57.32.20.0.1.11.11.90.80.0.1.30.92.61.50.0.0.60.41.81.81.60.62.40.73.33.30.0.2.30.2
11-20 years ago0.0.0.0.6.94.12.00.51.91.30.0.0.0.1.31.32.90.63.41.40.50.50.60.62.42.42.31.61.60.81.51.51.30.90.70.70.0.1.20.51.61.50.20.21.40.50.0.0.0.1.40.2
21-30 years ago0.0.4.14.10.0.0.60.31.31.30.0.0.0.0.0.1.50.43.01.30.0.0.0.0.0.0.0.0.40.41.51.50.0.0.80.80.0.0.40.30.0.0.70.41.20.50.0.0.0.0.70.1
31-40 years ago0.0.0.0.1.91.90.60.31.01.00.0.0.0.3.02.11.20.40.60.60.0.0.0.0.0.1.21.20.0.0.0.0.80.81.61.10.0.0.60.31.51.50.20.21.00.40.0.0.0.0.60.1
41-50 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.61.60.10.10.0.0.0.0.0.4.83.30.0.0.50.50.0.0.0.0.0.0.0.1.90.60.0.0.20.21.60.50.0.0.0.0.50.1
over 50 years ago0.0.0.0.0.0.0.60.30.0.0.0.0.0.1.61.61.20.42.41.20.50.51.51.10.0.0.80.80.0.0.0.0.0.0.0.0.0.1.20.54.72.70.0.2.70.70.0.0.0.0.80.1
total0.0.4.14.110.74.88.01.09.93.22.61.20.0.15.84.410.11.113.12.61.50.89.42.47.33.85.32.44.31.33.12.13.31.55.72.10.0.6.01.19.63.82.90.810.21.33.33.30.0.6.40.3
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.40.30.0.0.0.0.10.0
less than 10 years ago73.82.829.39.150.48.052.81.847.35.448.63.637.518.233.85.731.11.742.53.850.43.572.73.858.69.336.85.243.53.262.56.561.83.941.84.467.54.610.01.436.36.149.72.421.21.871.18.974.22.843.50.6
11-20 years ago17.62.437.49.730.87.126.01.536.65.024.13.10.0.29.35.322.41.534.43.733.13.418.23.417.07.222.44.329.32.932.66.327.03.622.93.827.14.39.91.414.74.322.02.014.21.618.07.718.12.522.20.6
21-30 years ago4.31.321.17.911.95.39.31.06.82.813.22.412.512.410.03.710.21.111.82.510.72.24.61.90.0.10.93.37.81.71.51.53.81.410.72.73.71.910.01.316.94.613.41.614.11.66.64.45.21.59.70.4
31-40 years ago1.70.90.0.1.91.94.20.76.82.85.01.612.512.411.53.98.71.04.81.72.11.01.30.90.0.6.02.65.51.51.91.94.21.78.72.50.0.11.01.44.62.54.31.013.51.50.0.1.70.96.20.3
41-50 years ago1.30.78.15.50.0.2.00.51.31.33.41.437.518.24.32.56.30.92.31.20.0.1.71.27.33.86.02.65.31.51.51.50.80.86.12.10.0.15.11.64.72.73.10.89.81.30.0.0.0.4.90.3
over 50 years ago1.30.74.14.15.13.75.70.81.41.45.71.70.0.11.03.721.01.54.21.63.81.41.51.117.07.217.94.08.51.90.0.2.41.29.82.61.81.343.82.222.85.27.41.326.92.04.34.30.80.513.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851441/317772
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.40.0.0.0.0.60.30.0.0.50.511.111.11.41.40.70.31.10.80.60.60.60.60.0.1.01.01.20.70.0.0.0.0.0.0.60.60.20.22.71.90.80.40.80.40.0.0.0.0.60.1
less than 10 years ago72.92.88.25.635.37.730.01.640.85.235.23.333.316.713.54.011.41.129.13.541.73.359.64.123.17.518.54.021.22.562.56.558.53.924.63.757.04.72.80.712.43.839.32.26.21.041.29.372.32.828.80.5
11-20 years ago17.52.418.27.718.36.012.71.227.24.615.22.60.0.12.83.88.61.024.43.325.83.117.93.310.05.612.03.111.21.931.16.223.93.49.52.525.04.22.60.75.02.417.11.74.50.96.94.918.02.512.90.4
21-30 years ago4.21.311.16.26.44.33.60.64.42.25.31.711.111.12.61.83.80.76.91.98.32.05.11.90.0.5.22.31.90.80.0.3.81.45.72.03.61.91.50.57.93.110.21.43.80.80.0.5.11.44.50.3
31-40 years ago2.10.90.0.0.0.1.60.44.72.33.81.311.111.12.71.92.70.62.91.31.40.81.30.90.0.3.31.90.70.51.91.92.61.33.71.60.0.2.20.60.0.3.00.82.60.70.0.1.30.82.20.2
41-50 years ago1.30.74.03.90.0.0.80.31.21.22.01.033.316.70.0.1.90.50.60.60.0.1.01.02.22.22.21.52.10.91.51.50.0.2.91.40.0.1.80.62.71.91.70.61.90.60.0.0.0.1.50.2
over 50 years ago1.60.84.14.15.13.72.90.61.31.33.11.30.0.5.12.510.31.00.60.63.71.30.0.18.16.99.33.04.11.20.0.1.81.15.51.91.71.27.71.19.93.35.51.17.51.14.24.20.70.55.20.3
total100.0.45.59.965.07.052.21.779.74.265.03.1100.0.38.05.739.31.765.53.681.42.785.62.953.48.651.55.242.33.096.92.190.62.451.94.388.03.118.81.640.55.677.61.927.21.952.38.797.51.055.80.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.30.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.40.30.0.0.0.0.50.30.0.0.0.0.20.1
less than 10 years ago0.0.21.18.013.25.318.21.32.41.711.72.20.0.14.14.014.91.29.22.27.01.84.01.630.18.016.33.918.62.40.0.1.91.113.92.910.22.97.01.123.14.97.71.212.61.424.47.82.10.911.30.4
11-20 years ago0.0.19.27.95.63.110.81.16.42.68.31.90.0.13.03.910.61.16.31.85.91.60.0.6.64.77.12.715.32.20.0.1.71.012.62.91.81.37.01.16.42.73.80.99.11.213.86.50.0.7.50.3
21-30 years ago0.0.5.94.05.63.14.90.70.90.97.61.60.0.6.72.94.90.71.71.02.81.10.0.0.0.5.12.36.31.50.0.0.50.54.11.70.0.7.71.19.43.41.80.69.31.36.44.30.0.4.50.3
31-40 years ago0.0.0.0.0.0.2.30.50.90.91.00.70.0.5.12.54.80.71.20.80.60.60.0.0.0.3.62.04.21.30.0.0.80.84.31.70.0.7.51.12.71.81.50.69.51.20.0.0.30.33.40.2
41-50 years ago0.0.4.14.10.0.0.90.30.0.1.10.70.0.2.51.74.10.71.71.00.0.0.60.60.0.3.52.02.20.90.0.0.80.83.51.50.0.11.01.31.31.31.50.56.31.00.0.0.0.3.00.2
over 50 years ago0.0.0.0.0.0.2.70.60.0.2.81.10.0.6.02.611.21.11.71.00.90.70.0.3.23.27.92.76.81.60.0.0.60.64.41.80.0.34.42.08.23.33.10.815.61.60.0.0.0.8.10.3
total0.0.50.49.924.36.239.81.710.73.232.43.00.0.47.45.851.11.721.83.117.22.64.61.740.08.843.55.153.83.10.0.6.21.942.84.312.03.174.91.851.15.619.31.862.92.044.58.92.51.037.90.6
outside perimetern/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.0.0.0.0.0.0.10.0
less than 10 years ago0.0.0.0.1.91.93.70.75.62.51.90.90.0.7.53.03.00.63.51.40.40.47.82.20.0.1.01.01.70.70.0.1.20.92.41.40.0.0.90.41.61.61.70.62.20.63.23.20.0.2.20.2
11-20 years ago0.0.0.0.6.94.12.10.51.91.30.0.0.0.1.21.22.70.63.31.30.50.50.60.62.22.22.21.51.40.71.51.51.20.90.60.60.0.1.10.51.41.30.20.21.50.50.0.0.0.1.40.2
21-30 years ago0.0.4.14.10.0.0.60.31.21.20.0.0.0.0.0.1.30.42.91.30.0.0.0.0.0.0.0.0.30.31.51.50.0.0.80.80.0.0.40.30.0.0.60.31.30.50.0.0.0.0.70.1
31-40 years ago0.0.0.0.1.91.90.60.30.90.90.0.0.0.2.71.91.10.40.60.60.0.0.0.0.0.1.11.10.0.0.0.0.80.81.51.00.0.0.50.31.31.30.40.30.90.40.0.0.0.0.60.1
41-50 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.51.50.10.10.0.0.0.0.0.4.43.00.0.0.40.40.0.0.0.0.0.0.0.1.70.60.0.0.20.21.50.50.0.0.0.0.50.1
over 50 years ago0.0.0.0.0.0.0.60.30.0.0.0.0.0.1.51.51.20.42.31.20.50.51.41.00.0.0.70.70.0.0.0.0.0.0.0.0.0.1.30.54.12.40.0.2.50.70.0.0.0.0.80.1
total0.0.4.14.110.74.87.90.99.63.12.51.10.0.14.64.19.61.012.72.61.40.89.82.46.63.45.02.23.91.23.12.13.31.55.31.90.0.6.31.08.33.33.10.89.91.33.23.20.0.6.30.3
totaln/a0.40.40.0.0.0.0.70.30.0.0.50.511.111.11.41.41.60.41.10.80.60.60.60.60.0.1.01.01.60.80.0.0.0.0.0.0.60.60.90.42.71.90.80.41.30.50.0.0.0.0.90.1
less than 10 years ago72.92.829.39.150.48.052.01.748.95.348.73.533.316.735.15.529.21.641.93.849.13.471.43.853.29.035.85.041.53.062.56.561.63.940.94.267.24.610.71.337.15.748.72.321.01.868.88.874.42.842.40.6
11-20 years ago17.52.437.49.730.87.125.51.535.44.923.53.00.0.27.05.021.91.434.03.632.13.318.53.318.97.221.24.127.92.732.66.326.93.522.73.626.74.210.71.312.83.721.11.915.11.520.67.918.02.521.90.5
21-30 years ago4.21.321.17.911.95.39.11.06.62.713.02.311.111.19.33.410.01.011.52.411.12.25.11.90.0.10.33.28.61.71.51.54.31.410.62.63.61.99.61.317.34.412.61.514.41.56.44.35.11.49.60.4
31-40 years ago2.10.90.0.1.91.94.50.76.62.74.81.511.111.110.63.68.61.04.71.62.01.01.30.90.0.8.02.94.91.41.91.94.11.79.52.50.0.10.21.34.02.24.81.013.01.50.0.1.70.86.20.3
41-50 years ago1.30.78.15.50.0.2.00.51.21.23.71.433.316.74.02.36.10.82.31.10.0.1.61.26.63.45.72.54.71.31.51.50.80.86.42.00.0.14.51.54.12.43.30.89.61.30.0.0.0.4.90.3
over 50 years ago1.60.84.14.15.13.76.20.81.31.35.91.70.0.12.63.822.61.54.71.65.01.61.41.021.37.417.93.910.81.90.0.2.41.29.92.61.71.243.42.122.24.88.61.325.61.94.24.20.70.514.10.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851442/317773
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.40.0.0.0.4.00.71.21.22.41.115.711.418.83.711.31.01.10.82.41.10.60.62.22.21.01.05.41.30.0.0.0.2.91.40.60.68.81.117.73.83.50.87.01.00.0.0.0.5.50.3
less than 10 years ago72.92.88.25.635.37.728.71.540.45.234.53.331.615.910.23.19.91.029.13.540.53.359.34.122.67.418.24.019.22.362.56.558.53.923.53.657.04.72.20.69.63.038.22.25.60.941.29.372.32.826.60.5
11-20 years ago17.52.418.27.718.36.012.11.126.84.614.92.60.0.9.72.97.50.924.43.325.13.017.83.39.85.511.83.110.11.731.16.223.93.49.12.425.04.22.10.53.81.916.51.74.10.86.94.918.02.511.90.4
21-30 years ago4.21.311.16.26.44.33.40.64.42.25.21.610.510.52.01.43.30.66.91.98.11.95.11.90.0.5.12.31.70.80.0.3.81.45.51.93.61.91.20.46.12.59.81.33.40.80.0.5.11.44.20.3
31-40 years ago2.10.90.0.0.0.1.60.44.62.33.71.310.510.52.11.52.30.52.91.31.40.81.30.90.0.3.21.80.70.51.91.92.61.33.51.60.0.1.70.50.0.2.90.82.30.60.0.1.30.82.00.2
41-50 years ago1.30.74.03.90.0.0.80.31.21.21.91.031.615.90.0.1.60.40.60.60.0.1.01.02.22.22.11.51.90.81.51.50.0.2.81.40.0.1.50.52.11.51.60.61.70.50.0.0.0.1.40.2
over 50 years ago1.60.84.14.15.13.72.70.51.31.33.01.20.0.3.91.98.90.90.60.63.61.30.0.17.76.89.22.93.71.10.0.1.81.15.31.81.71.26.10.98.52.75.31.06.71.04.24.20.70.54.80.3
total100.0.45.59.965.07.053.31.779.94.265.73.1100.0.46.65.044.81.665.53.681.02.785.12.954.48.550.65.142.62.996.92.190.62.452.64.288.03.123.61.647.95.077.81.830.91.852.38.797.51.056.40.6
inside perimetern/a0.0.0.0.0.0.0.90.30.0.0.0.0.0.6.42.52.50.50.0.0.50.50.0.0.0.1.01.04.81.30.0.0.0.1.41.00.0.11.71.24.22.10.60.33.50.80.0.0.0.2.70.2
less than 10 years ago0.0.21.18.013.25.317.41.32.41.711.42.20.0.10.73.112.91.19.22.26.81.84.01.629.57.916.73.816.92.20.0.1.91.113.32.810.22.95.50.917.93.97.41.211.51.324.47.82.10.910.40.4
11-20 years ago0.0.19.27.95.63.110.31.06.32.58.21.80.0.9.93.09.20.96.31.85.71.60.0.6.54.67.02.613.82.00.0.1.71.012.02.81.81.35.50.95.02.13.60.88.21.113.86.50.0.7.00.3
21-30 years ago0.0.5.94.05.63.14.70.70.90.97.51.60.0.5.12.24.30.61.71.02.71.10.0.0.0.5.02.35.71.40.0.0.50.53.91.60.0.6.10.97.32.71.80.68.41.16.44.30.0.4.10.2
31-40 years ago0.0.0.0.0.0.2.20.50.90.91.00.70.0.3.91.94.20.61.20.80.60.60.0.0.0.3.52.03.81.10.0.0.80.84.11.70.0.5.90.92.11.41.40.58.61.10.0.0.30.33.10.2
41-50 years ago0.0.4.14.10.0.0.90.30.0.1.00.70.0.1.91.33.60.61.71.00.0.0.60.60.0.3.52.02.00.80.0.0.80.83.41.50.0.8.91.11.01.01.40.55.70.90.0.0.0.2.70.2
over 50 years ago0.0.0.0.0.0.2.70.60.0.2.71.10.0.4.52.09.71.01.71.01.40.80.0.3.23.17.72.76.11.40.0.0.60.64.21.70.0.27.41.76.42.63.00.814.11.40.0.0.0.7.50.3
total0.0.50.49.924.36.239.11.610.63.231.82.90.0.42.45.046.31.621.83.117.62.64.61.739.18.744.45.153.12.90.0.6.21.942.44.212.03.171.01.743.84.919.21.760.02.044.58.92.51.037.60.5
outside perimetern/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.80.30.0.0.0.0.50.50.0.0.0.0.80.60.0.0.0.0.0.0.0.0.70.31.91.40.0.0.20.20.0.0.0.0.30.1
less than 10 years ago0.0.0.0.1.91.93.50.65.52.51.80.90.0.5.72.32.60.53.51.40.40.47.82.20.0.1.01.01.50.70.0.1.20.92.31.30.0.0.70.31.21.21.60.62.00.63.23.20.0.2.10.2
11-20 years ago0.0.0.0.6.94.12.00.51.81.30.0.0.0.0.90.92.30.53.31.30.50.50.50.52.22.22.11.51.30.71.51.51.20.90.60.60.0.0.90.41.11.00.20.21.30.50.0.0.0.1.30.1
21-30 years ago0.0.4.14.10.0.0.60.31.21.20.0.0.0.0.0.1.10.32.91.30.0.0.0.0.0.0.0.0.30.31.51.50.0.0.70.70.0.0.30.20.0.0.60.31.20.40.0.0.0.0.60.1
31-40 years ago0.0.0.0.1.91.90.60.30.90.90.0.0.0.2.11.51.00.30.60.60.0.0.0.0.0.1.11.10.0.0.0.0.80.81.41.00.0.0.40.21.01.00.40.30.80.40.0.0.0.0.60.1
41-50 years ago0.0.0.0.0.0.0.20.20.0.0.70.70.0.1.21.20.10.10.0.0.0.0.0.4.32.90.0.0.40.40.0.0.0.0.0.0.0.1.30.40.0.0.20.21.30.50.0.0.0.0.40.1
over 50 years ago0.0.0.0.0.0.0.60.20.0.0.0.0.0.1.21.21.10.32.31.20.50.51.41.00.0.0.70.70.0.0.0.0.0.0.0.0.0.1.00.43.11.80.0.2.30.60.0.0.0.0.80.1
total0.0.4.14.110.74.87.70.99.53.12.51.10.0.11.03.29.00.912.72.61.40.810.32.46.53.44.92.24.31.23.12.13.31.55.01.80.0.5.40.98.42.93.00.89.11.23.23.20.0.6.10.3
totaln/a0.40.40.0.0.0.5.20.71.21.22.41.115.711.425.24.314.51.11.10.82.81.21.20.82.22.22.11.411.01.80.0.0.0.4.41.70.60.621.21.523.84.24.10.910.71.30.0.0.0.8.50.3
less than 10 years ago72.92.829.39.150.48.049.61.748.35.347.83.531.615.926.64.525.31.441.93.847.83.471.03.852.18.935.94.937.52.862.56.561.63.939.14.167.24.68.51.128.74.747.22.219.11.668.88.874.42.839.10.6
11-20 years ago17.52.437.49.730.87.124.31.435.04.823.03.00.0.20.53.919.01.334.03.631.33.218.43.318.57.020.94.025.22.532.66.326.93.521.73.526.74.28.51.19.92.920.41.813.71.420.67.918.02.520.10.5
21-30 years ago4.21.321.17.911.95.38.60.96.52.612.72.310.510.57.02.68.70.911.52.410.82.25.11.90.0.10.13.17.71.61.51.54.31.410.22.53.61.97.61.013.43.412.21.513.01.46.44.35.11.48.90.4
31-40 years ago2.10.90.0.1.91.94.30.76.52.64.71.510.510.58.02.77.50.94.71.61.91.01.30.90.0.7.92.94.51.21.91.94.11.79.02.40.0.8.11.03.11.74.60.911.71.30.0.1.70.85.70.3
41-50 years ago1.30.78.15.50.0.1.90.51.21.23.61.431.615.93.01.75.30.72.31.10.0.1.61.26.53.45.62.54.31.21.51.50.80.86.12.00.0.11.71.23.11.83.20.88.71.20.0.0.0.4.50.3
over 50 years ago1.60.84.14.15.13.76.00.81.31.35.81.60.0.9.62.919.71.34.71.65.41.61.41.020.87.317.63.89.81.80.0.2.41.29.52.51.71.234.51.818.03.98.31.223.21.74.24.20.70.513.10.4
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851443/317774
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: canton
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a4.51.23.23.24.53.37.00.83.91.96.81.731.613.719.23.514.01.04.01.48.01.74.51.66.13.55.52.27.01.43.32.35.61.77.92.12.31.110.41.123.03.87.51.19.51.10.0.5.51.48.70.3
less than 10 years ago71.22.79.75.331.17.028.61.441.74.934.03.125.613.212.33.19.70.928.63.340.93.158.83.921.86.717.23.619.52.261.86.156.73.722.03.357.34.62.10.510.72.838.02.05.50.945.78.770.92.726.30.5
11-20 years ago16.02.215.26.516.05.410.71.023.84.213.22.30.0.8.32.56.70.822.13.022.42.715.82.98.34.610.32.79.11.627.65.620.93.07.92.123.64.01.90.53.31.614.61.53.60.75.74.115.52.210.60.4
21-30 years ago3.71.29.75.55.94.03.00.54.02.14.61.48.58.51.81.22.90.56.21.77.31.74.51.70.0.4.62.01.50.70.0.3.51.24.81.73.51.81.10.45.12.08.71.23.00.70.0.4.31.23.70.2
31-40 years ago1.90.90.0.0.0.1.40.44.32.13.31.28.58.51.81.32.10.42.61.21.20.71.20.80.0.2.71.50.60.41.61.62.21.13.11.40.0.1.50.40.0.2.50.72.00.60.0.1.10.61.80.2
41-50 years ago1.10.63.83.60.0.0.70.31.01.01.70.925.613.20.0.1.40.40.60.60.0.0.90.91.81.81.91.31.70.71.41.40.0.2.41.20.0.1.30.41.81.21.40.51.50.50.0.0.0.1.20.1
over 50 years ago1.60.83.23.24.53.32.50.51.31.32.71.10.0.3.51.77.90.80.50.53.31.20.0.14.95.88.32.73.21.00.0.1.60.94.61.61.51.15.50.87.32.34.70.95.90.93.53.50.70.54.30.2
total100.0.44.89.062.06.553.91.680.13.966.42.9100.0.46.84.644.71.564.63.583.02.485.42.752.87.950.44.842.52.795.72.490.52.252.63.988.23.023.91.551.24.577.51.731.01.754.98.397.90.856.50.5
inside perimetern/a0.0.6.04.21.61.63.40.60.0.1.10.60.0.9.42.86.20.72.11.00.80.60.0.2.62.66.32.38.21.51.41.40.0.5.21.70.0.16.21.37.02.42.80.79.01.13.53.50.0.5.40.3
less than 10 years ago0.0.21.17.313.14.916.81.24.22.011.12.00.0.11.93.013.21.09.52.26.11.64.31.627.47.115.63.517.42.10.0.1.71.012.92.610.12.85.50.816.03.46.81.111.51.220.86.81.80.810.30.4
11-20 years ago0.0.16.26.84.72.69.10.95.62.27.31.70.0.8.82.78.10.85.71.74.91.40.0.5.43.86.12.312.11.70.0.1.50.910.62.51.71.25.20.84.11.73.40.87.31.012.15.70.0.6.20.3
21-30 years ago0.0.5.53.74.72.64.20.60.80.86.71.50.0.4.52.03.80.61.60.92.30.90.0.0.0.4.42.05.11.20.0.0.40.43.41.40.0.5.50.86.12.21.60.57.41.05.73.90.0.3.70.2
31-40 years ago0.0.0.0.0.0.1.90.40.80.80.90.60.0.3.31.73.70.61.10.70.50.50.0.0.0.3.11.83.21.00.0.0.70.73.61.40.0.5.30.81.71.21.30.57.61.00.0.0.30.32.80.2
41-50 years ago0.0.3.23.20.0.0.80.30.0.0.90.60.0.1.61.13.10.51.50.90.0.0.60.60.0.2.91.71.70.70.0.0.70.72.91.30.0.8.01.00.80.81.20.55.00.80.0.0.0.2.40.2
over 50 years ago0.0.0.0.0.0.2.40.50.0.2.51.00.0.3.91.78.60.91.60.91.20.70.0.2.62.66.92.45.31.30.0.0.50.53.71.50.0.24.71.55.22.12.60.712.51.30.0.0.0.6.70.3
total0.0.52.09.024.15.638.71.511.43.130.52.80.0.43.44.746.71.522.93.015.82.44.81.738.17.945.24.853.12.71.41.45.51.742.33.911.83.070.41.641.04.519.61.660.31.842.28.42.10.837.50.5
outside perimetern/a0.0.0.0.0.0.0.70.30.0.0.90.60.0.0.0.1.00.31.00.70.0.1.00.72.02.00.0.0.90.50.0.1.20.80.0.0.0.1.00.41.71.20.20.20.40.30.0.0.0.0.60.1
less than 10 years ago0.0.0.0.6.32.93.30.65.02.31.60.80.0.5.02.02.60.53.21.30.40.47.02.01.81.81.01.01.60.70.0.1.10.82.71.30.0.1.10.41.81.31.60.52.10.62.92.90.0.2.10.2
11-20 years ago0.0.0.0.6.13.71.70.41.61.10.0.0.0.0.80.82.00.42.91.20.40.40.50.51.81.81.91.31.20.61.41.41.10.80.50.50.0.0.80.30.90.90.20.21.20.40.0.0.0.1.10.1
21-30 years ago0.0.3.23.20.0.0.50.21.01.00.0.0.0.0.0.1.00.32.61.20.0.0.0.0.0.0.0.0.30.31.41.40.0.0.60.60.0.0.30.20.0.0.50.31.00.40.0.0.0.0.50.1
31-40 years ago0.0.0.0.1.61.60.50.20.80.80.0.0.0.1.81.30.80.30.60.60.0.0.0.0.0.0.90.90.0.0.0.0.70.71.20.90.0.0.40.20.80.80.30.20.70.30.0.0.0.0.50.1
41-50 years ago0.0.0.0.0.0.0.20.10.0.0.60.60.0.1.11.10.10.10.0.0.0.0.0.3.52.40.0.0.40.40.0.0.0.0.0.0.0.1.20.40.0.0.20.21.20.40.0.0.0.0.40.1
over 50 years ago0.0.0.0.0.0.0.50.20.0.0.0.0.0.1.11.11.00.32.11.10.40.41.20.90.0.0.70.70.0.0.0.0.0.0.0.0.0.0.90.32.61.50.0.2.00.50.0.0.0.0.70.1
total0.0.3.23.214.04.87.40.88.52.83.01.20.0.9.82.88.60.812.52.41.20.79.72.29.13.64.41.94.31.12.82.04.01.55.01.70.0.5.70.87.92.53.00.78.71.12.92.90.0.5.90.3
totaln/a4.51.29.25.26.13.711.11.03.91.98.81.931.613.728.64.221.21.27.11.88.81.85.51.810.84.711.83.116.12.04.72.76.81.913.22.62.31.127.71.631.74.210.41.319.01.53.53.55.51.414.80.4
less than 10 years ago71.22.730.88.350.57.548.71.650.95.046.83.225.613.229.24.325.51.341.33.647.43.270.03.650.98.133.84.638.62.761.86.159.53.737.53.867.44.58.71.028.54.246.42.119.11.569.48.272.72.638.70.6
11-20 years ago16.02.231.38.526.86.421.61.331.14.520.52.70.0.17.93.516.81.130.73.427.72.916.32.915.56.018.23.522.32.229.15.723.53.119.03.125.24.17.91.08.32.518.21.612.11.317.86.915.52.217.90.5
21-30 years ago3.71.218.46.910.64.87.70.85.92.411.42.08.58.56.32.37.70.810.42.29.61.94.51.70.0.9.02.86.81.41.41.43.91.38.92.23.51.86.80.911.12.810.71.311.41.25.73.94.31.27.90.3
31-40 years ago1.90.90.0.1.61.63.90.65.92.44.21.38.58.56.92.46.60.84.31.51.70.81.20.80.0.6.72.53.91.11.61.63.61.57.92.10.0.7.30.92.61.54.10.810.41.20.0.1.40.75.10.3
41-50 years ago1.10.67.04.80.0.1.70.41.01.03.21.225.613.22.61.54.70.62.11.00.0.1.41.05.32.84.72.13.81.01.41.40.70.75.21.70.0.10.51.12.61.52.80.77.71.00.0.0.0.4.00.2
over 50 years ago1.60.83.23.24.53.35.40.71.31.35.21.50.0.8.52.617.51.24.21.54.81.41.20.917.56.215.83.48.51.60.0.2.11.18.32.21.51.131.21.715.23.37.31.120.41.63.53.50.70.511.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851444/317775
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.50.20.20.10.0.0.20.20.30.20.0.0.30.1
less than 10 years ago65.11.024.71.425.31.86.41.118.21.53.20.735.20.6
11-20 years ago13.50.77.50.97.21.04.40.95.00.92.80.78.60.4
21-30 years ago3.50.43.30.62.80.73.40.84.30.81.80.53.30.2
31-40 years ago1.00.22.60.52.10.62.10.63.20.72.00.61.90.2
41-50 years ago0.30.11.10.31.30.41.30.51.30.41.00.40.80.1
over 50 years ago2.70.44.60.75.10.98.41.210.51.26.81.05.20.3
total86.50.744.01.643.82.026.21.942.71.917.81.555.40.6
inside perimetern/a0.0.0.20.10.0.0.50.30.0.0.10.10.10.0
less than 10 years ago4.90.526.21.424.71.711.31.418.21.511.11.213.80.5
11-20 years ago1.40.213.01.110.51.212.71.58.41.19.01.17.20.3
21-30 years ago0.70.23.60.64.90.912.81.46.51.08.01.14.40.3
31-40 years ago0.50.12.70.53.10.77.81.24.20.812.31.33.70.2
41-50 years ago0.10.11.30.41.10.43.20.81.50.59.41.12.00.2
over 50 years ago1.00.24.20.65.30.915.31.68.01.125.71.77.10.3
total8.60.651.11.649.72.063.52.146.82.075.61.738.20.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.70.32.70.53.50.73.00.75.20.91.70.53.00.2
11-20 years ago0.80.20.50.20.80.41.30.52.10.60.80.41.00.1
21-30 years ago0.60.20.90.31.00.41.10.51.10.41.40.50.90.1
31-40 years ago0.10.10.50.20.30.21.70.60.30.21.50.50.50.1
41-50 years ago0.10.10.0.0.0.0.40.30.40.20.40.30.20.1
over 50 years ago0.70.20.30.20.90.42.80.71.20.40.80.40.90.1
total4.90.54.90.76.51.010.31.310.41.26.61.06.40.3
totaln/a0.50.20.40.20.0.0.70.30.30.20.10.10.40.1
less than 10 years ago72.71.053.61.653.62.020.71.841.62.016.01.452.00.6
11-20 years ago15.70.820.91.318.51.618.41.715.51.412.61.316.80.5
21-30 years ago4.80.57.70.98.71.117.31.611.81.311.31.28.50.4
31-40 years ago1.50.35.80.85.50.911.51.47.71.115.81.46.10.3
41-50 years ago0.50.12.40.52.40.64.90.93.20.710.91.23.00.2
over 50 years ago4.40.49.10.911.31.326.51.919.81.633.21.813.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851445/317776
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.50.20.20.10.0.0.20.20.30.20.0.0.30.1
less than 10 years ago65.21.024.81.425.21.86.11.118.01.62.40.635.50.6
11-20 years ago13.40.77.60.96.91.14.00.94.90.92.80.78.60.4
21-30 years ago3.50.43.10.62.80.73.30.84.30.81.80.53.20.2
31-40 years ago1.00.22.50.52.20.62.20.73.30.72.10.61.90.2
41-50 years ago0.20.11.20.41.30.51.30.51.30.50.80.30.80.1
over 50 years ago2.60.34.20.74.90.97.61.29.51.26.41.04.80.3
total86.40.743.71.643.32.124.81.941.72.016.31.555.10.6
inside perimetern/a0.0.0.20.10.0.0.50.30.0.0.20.20.10.0
less than 10 years ago5.00.526.61.525.41.811.91.418.91.611.61.314.00.5
11-20 years ago1.40.313.11.110.31.312.21.58.61.19.11.27.20.3
21-30 years ago0.80.23.40.64.90.913.41.56.61.08.41.14.40.3
31-40 years ago0.50.22.50.53.20.78.11.24.40.812.61.33.70.3
41-50 years ago0.10.11.40.41.20.43.40.81.60.59.91.22.10.2
over 50 years ago0.90.24.20.74.90.915.61.67.61.125.61.76.90.3
total8.60.651.41.649.82.165.02.147.72.077.31.738.40.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.70.42.70.53.70.82.70.75.30.91.50.53.00.2
11-20 years ago0.90.20.50.20.90.41.40.52.20.60.80.41.00.1
21-30 years ago0.60.20.80.31.10.41.20.51.10.41.30.50.90.1
31-40 years ago0.10.10.60.30.30.21.80.60.30.21.50.50.60.1
41-50 years ago0.10.10.0.0.0.0.40.30.50.30.30.20.20.1
over 50 years ago0.70.20.30.20.90.42.70.71.10.40.80.40.90.1
total5.00.54.90.76.91.110.21.310.61.26.31.06.50.3
totaln/a0.50.20.40.20.0.0.70.40.30.20.20.20.40.1
less than 10 years ago72.91.054.11.654.32.120.71.842.22.015.51.552.50.6
11-20 years ago15.60.821.31.318.11.617.61.715.71.512.81.316.80.5
21-30 years ago4.90.57.30.98.71.217.91.712.11.311.61.38.50.4
31-40 years ago1.60.35.60.85.81.012.11.58.11.116.31.56.20.3
41-50 years ago0.40.12.50.52.50.65.11.03.30.711.01.33.00.2
over 50 years ago4.10.48.80.910.71.326.02.018.21.532.81.912.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851446/317777
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.60.10.20.10.0.0.40.20.20.10.0.0.30.1
less than 10 years ago65.30.724.91.026.01.37.50.817.61.13.00.535.40.4
11-20 years ago13.70.57.80.66.30.74.70.76.10.72.60.48.80.3
21-30 years ago3.10.33.40.42.00.43.10.53.40.51.80.42.90.2
31-40 years ago1.20.22.10.31.70.42.10.53.60.52.30.41.90.1
41-50 years ago0.40.10.80.21.10.31.00.31.60.40.60.20.70.1
over 50 years ago3.10.34.80.55.90.710.40.910.50.86.80.75.70.2
total87.40.544.01.143.01.429.11.443.01.417.21.055.80.4
inside perimetern/a0.00.00.40.10.0.0.50.20.0.0.10.10.10.0
less than 10 years ago4.60.326.01.025.61.312.31.018.21.110.80.913.80.3
11-20 years ago1.30.211.70.79.60.811.81.07.40.78.70.86.60.2
21-30 years ago0.70.14.40.55.30.612.21.06.00.78.70.84.50.2
31-40 years ago0.40.12.50.43.20.58.10.94.20.613.40.93.80.2
41-50 years ago0.00.01.00.21.50.43.10.52.00.49.00.82.00.1
over 50 years ago0.80.14.90.55.60.714.11.17.50.725.81.27.10.2
total8.00.450.91.150.91.462.21.545.41.476.51.237.90.4
outside perimetern/a0.0.0.0.0.0.0.20.10.10.10.0.0.00.0
less than 10 years ago2.60.22.70.43.20.52.70.55.80.71.80.43.00.2
11-20 years ago0.90.10.70.21.00.31.10.32.20.40.90.31.10.1
21-30 years ago0.40.10.70.20.80.31.10.30.90.31.50.30.70.1
31-40 years ago0.20.10.60.20.30.21.30.30.50.20.90.30.50.1
41-50 years ago0.10.00.00.00.10.10.30.20.50.20.40.20.20.0
over 50 years ago0.40.10.40.10.80.32.10.51.70.40.80.30.80.1
total4.70.35.10.56.10.78.70.911.70.96.30.76.30.2
totaln/a0.60.10.50.20.0.1.10.30.30.20.10.10.50.1
less than 10 years ago72.50.753.61.154.81.422.51.341.61.415.61.052.20.4
11-20 years ago16.00.620.20.916.91.117.51.215.81.012.20.916.50.4
21-30 years ago4.20.38.50.68.10.816.41.210.30.812.00.98.20.3
31-40 years ago1.80.25.20.55.20.611.51.08.30.816.61.06.20.2
41-50 years ago0.50.11.80.32.70.54.40.64.10.610.00.82.90.2
over 50 years ago4.40.310.10.712.30.926.61.419.61.133.51.313.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851447/317778
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.70.22.80.54.80.86.31.08.31.08.71.04.10.3
less than 10 years ago64.81.023.71.323.01.65.71.016.11.42.60.632.70.5
11-20 years ago13.40.77.20.86.50.94.10.84.50.82.40.58.00.3
21-30 years ago3.50.43.20.62.50.63.20.73.90.71.50.43.10.2
31-40 years ago1.00.22.50.51.90.51.90.63.20.71.60.41.80.2
41-50 years ago0.30.11.10.31.10.41.10.41.10.41.00.30.80.1
over 50 years ago2.80.45.00.75.40.98.51.210.01.16.10.85.40.3
total86.50.745.51.645.21.930.81.947.11.823.91.555.90.6
inside perimetern/a0.0.0.90.31.90.51.80.51.60.58.51.01.90.2
less than 10 years ago4.90.524.91.422.41.610.11.216.21.48.91.012.80.4
11-20 years ago1.30.212.31.09.41.111.51.37.31.07.20.96.70.3
21-30 years ago0.70.23.40.64.40.811.71.35.80.96.50.94.10.3
31-40 years ago0.50.12.50.53.50.77.31.13.70.710.21.13.60.2
41-50 years ago0.10.11.40.41.20.42.90.71.30.47.50.91.90.2
over 50 years ago1.00.24.50.65.70.914.71.57.20.921.61.47.00.3
total8.50.649.81.648.51.959.92.043.11.870.41.637.90.5
outside perimetern/a0.00.00.0.0.50.30.0.0.40.30.40.20.20.1
less than 10 years ago2.60.32.60.53.20.72.70.74.60.81.40.42.70.2
11-20 years ago0.80.20.50.20.70.31.40.51.90.50.60.30.90.1
21-30 years ago0.60.20.80.30.90.41.00.40.90.41.10.40.80.1
31-40 years ago0.10.10.50.20.30.21.50.50.30.21.20.40.50.1
41-50 years ago0.10.10.0.0.0.0.30.20.40.20.50.20.20.1
over 50 years ago0.70.20.30.20.80.32.50.61.20.40.60.30.90.1
total5.00.54.70.76.30.99.41.29.81.15.70.86.20.3
totaln/a0.70.23.70.67.21.08.11.110.41.117.61.36.20.3
less than 10 years ago72.31.051.11.648.51.918.41.636.81.812.81.248.20.6
11-20 years ago15.60.820.01.316.61.416.91.513.81.310.21.115.60.5
21-30 years ago4.80.57.40.87.81.015.91.510.71.19.11.08.00.3
31-40 years ago1.60.35.50.75.70.910.61.37.21.013.01.25.90.3
41-50 years ago0.50.12.40.52.30.64.30.82.80.68.91.02.80.2
over 50 years ago4.50.49.80.911.91.225.71.818.41.428.31.613.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851448/317779
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.70.12.40.34.70.66.50.77.70.78.50.73.90.2
less than 10 years ago65.00.724.00.923.61.26.80.715.61.02.40.432.90.4
11-20 years ago13.70.57.50.65.80.64.30.65.50.62.10.48.20.2
21-30 years ago3.10.33.40.41.80.42.80.53.00.51.50.32.80.2
31-40 years ago1.20.22.10.31.50.31.90.43.40.52.00.31.80.1
41-50 years ago0.40.10.70.21.00.30.90.31.40.30.60.20.70.1
over 50 years ago3.10.35.30.56.00.610.30.910.00.86.30.65.80.2
total87.30.545.41.144.31.433.51.446.71.323.41.056.20.4
inside perimetern/a0.10.00.80.22.20.41.90.41.70.38.30.72.00.1
less than 10 years ago4.60.324.91.023.21.111.20.916.21.08.70.712.80.3
11-20 years ago1.30.211.20.78.80.810.60.96.60.77.00.66.20.2
21-30 years ago0.70.14.20.44.90.611.10.95.40.67.00.64.20.2
31-40 years ago0.40.12.40.33.40.57.40.83.80.511.10.83.70.2
41-50 years ago0.00.01.10.21.40.32.80.51.80.37.30.61.90.1
over 50 years ago0.80.15.10.55.80.613.61.06.90.721.81.07.00.2
total8.00.449.71.149.71.458.61.442.51.371.21.137.80.4
outside perimetern/a0.00.00.00.00.50.20.30.20.30.20.20.10.20.0
less than 10 years ago2.60.22.50.42.90.52.40.55.20.61.40.32.80.2
11-20 years ago0.90.10.70.20.90.31.00.32.00.40.70.21.00.1
21-30 years ago0.40.10.60.20.70.21.00.30.80.21.20.30.70.1
31-40 years ago0.20.10.60.20.30.21.10.30.50.20.70.20.50.1
41-50 years ago0.10.00.00.00.10.10.30.20.40.20.40.10.20.0
over 50 years ago0.50.10.40.10.70.21.90.41.60.30.70.20.80.1
total4.70.35.00.56.00.67.90.810.80.85.40.66.00.2
totaln/a0.80.13.20.47.30.78.70.89.80.817.00.96.00.2
less than 10 years ago72.30.751.41.149.71.420.31.237.01.312.50.848.50.4
11-20 years ago16.00.619.30.915.41.016.01.114.10.99.80.715.40.3
21-30 years ago4.20.38.30.67.30.714.91.19.30.89.60.77.70.2
31-40 years ago1.90.25.10.55.20.610.40.97.70.713.80.86.00.2
41-50 years ago0.50.11.90.32.50.44.00.63.70.58.30.72.80.1
over 50 years ago4.40.310.90.712.50.925.81.318.51.028.81.113.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851449/317780
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.0.0.0.0.0.0.0.0.30.20.20.20.10.0
less than 10 years ago55.91.118.51.319.21.66.01.114.11.42.30.629.60.6
11-20 years ago20.60.912.51.111.11.33.70.89.91.21.60.513.10.5
21-30 years ago5.70.54.50.74.30.83.40.83.40.71.50.54.40.3
31-40 years ago1.90.32.20.51.60.52.40.72.80.72.00.62.10.2
41-50 years ago0.80.21.60.42.10.61.60.51.50.51.80.51.30.2
over 50 years ago1.50.34.30.75.00.97.81.29.71.27.01.04.60.3
total86.40.743.71.643.32.124.81.941.72.016.31.555.10.6
inside perimetern/a0.0.0.0.0.0.0.40.30.0.0.0.0.00.0
less than 10 years ago4.10.422.21.419.41.612.81.516.21.58.41.111.70.4
11-20 years ago2.30.313.21.113.71.49.11.310.51.28.31.17.70.4
21-30 years ago0.70.27.60.96.11.09.51.35.30.97.81.14.70.3
31-40 years ago0.50.22.50.53.70.810.11.34.90.97.61.13.40.2
41-50 years ago0.40.11.50.42.40.66.71.13.30.711.51.33.00.2
over 50 years ago0.70.24.30.74.70.916.31.77.41.033.71.97.80.3
total8.60.651.41.649.82.165.02.147.72.077.31.738.40.6
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago2.50.32.10.52.50.62.40.73.70.80.70.32.30.2
11-20 years ago1.10.21.20.41.70.51.40.53.30.71.10.41.50.2
21-30 years ago0.60.20.30.20.50.31.20.51.40.50.70.30.70.1
31-40 years ago0.30.10.30.21.10.41.00.40.60.31.30.50.60.1
41-50 years ago0.00.00.60.30.30.21.60.50.20.21.50.50.50.1
over 50 years ago0.50.20.30.20.70.42.70.71.40.51.00.40.90.1
total5.00.54.90.76.91.110.21.310.61.26.31.06.50.3
totaln/a0.0.0.0.0.0.0.40.30.30.20.20.20.10.0
less than 10 years ago62.41.142.81.641.12.021.21.834.01.911.41.343.60.6
11-20 years ago23.90.927.01.526.51.814.21.623.61.711.01.322.30.6
21-30 years ago7.00.612.51.110.91.314.11.610.21.210.01.29.80.4
31-40 years ago2.80.45.00.76.31.013.51.58.41.110.91.36.10.3
41-50 years ago1.20.23.70.64.80.99.81.35.00.914.81.44.90.3
over 50 years ago2.70.48.90.910.41.326.92.018.51.641.72.013.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851450/317781
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.50.20.70.31.00.40.80.40.90.40.10.10.60.1
less than 10 years ago55.61.118.21.218.91.66.21.013.61.32.40.628.70.5
11-20 years ago20.50.912.01.011.01.24.50.99.81.12.60.613.00.4
21-30 years ago5.70.54.50.74.30.83.80.84.10.81.70.54.50.3
31-40 years ago1.90.32.50.51.40.52.60.72.90.62.00.52.20.2
41-50 years ago0.70.21.70.41.90.51.90.61.70.52.10.51.40.2
over 50 years ago1.70.35.40.75.50.97.51.110.71.27.81.05.20.3
total86.60.745.01.644.02.027.21.943.61.918.71.555.50.6
inside perimetern/a0.0.0.0.0.20.20.50.30.60.30.40.30.20.1
less than 10 years ago4.00.421.61.319.01.612.61.415.01.48.41.111.40.4
11-20 years ago2.20.312.61.112.81.39.11.210.51.27.71.07.50.3
21-30 years ago0.70.27.20.86.41.09.31.34.90.87.21.04.60.3
31-40 years ago0.50.22.70.53.60.79.51.24.70.87.01.03.40.2
41-50 years ago0.40.11.60.42.30.66.31.02.90.610.91.23.00.2
over 50 years ago0.70.24.30.65.40.915.61.67.81.033.11.88.00.3
total8.50.650.01.649.72.062.92.046.31.974.91.638.10.6
outside perimetern/a0.00.00.0.0.0.0.0.0.30.20.30.20.10.0
less than 10 years ago2.40.32.10.52.30.62.20.63.40.70.90.42.30.2
11-20 years ago1.00.21.30.41.50.51.50.53.00.71.00.41.40.2
21-30 years ago0.60.20.30.20.50.31.30.51.20.40.60.30.70.1
31-40 years ago0.30.10.40.21.00.40.90.40.60.31.20.40.60.1
41-50 years ago0.00.00.50.20.30.21.50.50.20.21.40.50.50.1
over 50 years ago0.50.10.30.20.70.32.50.71.40.41.00.40.80.1
total4.90.54.90.76.31.09.91.310.21.16.40.96.40.3
totaln/a0.60.20.70.31.10.41.30.51.80.50.90.40.90.1
less than 10 years ago62.01.041.91.640.21.921.01.832.01.811.71.242.50.6
11-20 years ago23.70.925.91.425.31.715.11.523.31.611.31.221.90.5
21-30 years ago6.90.512.11.011.21.314.41.510.21.29.51.19.70.4
31-40 years ago2.80.45.60.76.11.013.01.58.21.010.31.26.10.3
41-50 years ago1.20.23.90.64.50.89.61.34.70.814.41.34.90.3
over 50 years ago2.90.410.00.911.61.325.71.919.81.542.01.914.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851451/317782
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a0.90.25.00.78.01.07.01.010.71.19.71.05.50.3
less than 10 years ago55.31.117.21.216.71.45.60.911.91.21.90.526.50.5
11-20 years ago20.30.911.31.09.71.14.10.88.61.02.10.512.00.4
21-30 years ago5.60.54.30.63.80.73.40.83.60.71.30.44.10.3
31-40 years ago1.90.32.40.51.30.42.30.62.60.61.60.42.00.2
41-50 years ago0.70.21.60.41.70.51.70.51.50.41.60.41.30.1
over 50 years ago1.70.35.00.75.10.86.71.09.31.06.30.84.80.3
total86.60.746.81.546.21.830.91.848.11.824.51.456.10.5
inside perimetern/a0.0.1.30.33.70.73.50.82.20.510.21.02.70.2
less than 10 years ago4.00.420.41.316.91.411.51.313.21.26.70.910.60.4
11-20 years ago2.20.311.91.011.41.28.21.19.21.06.20.86.90.3
21-30 years ago0.60.26.80.85.70.98.41.14.30.75.70.84.20.3
31-40 years ago0.50.12.50.53.20.78.61.14.10.75.60.83.10.2
41-50 years ago0.40.11.50.42.10.55.70.92.60.68.91.02.80.2
over 50 years ago0.80.24.20.64.80.814.11.46.80.926.61.57.50.3
total8.50.648.61.547.61.960.02.042.31.769.91.537.70.5
outside perimetern/a0.10.10.0.0.60.30.20.20.80.30.70.30.30.1
less than 10 years ago2.40.32.00.42.10.52.00.63.00.60.70.32.10.2
11-20 years ago1.00.21.20.31.40.41.30.52.70.60.80.31.30.1
21-30 years ago0.60.20.30.20.40.21.20.41.10.40.50.20.60.1
31-40 years ago0.30.10.40.20.90.40.80.40.50.21.00.30.60.1
41-50 years ago0.00.00.50.20.30.21.30.50.10.11.10.40.40.1
over 50 years ago0.50.10.30.20.60.32.30.61.40.40.80.30.80.1
total5.00.54.60.76.20.99.11.29.61.05.60.86.10.3
totaln/a1.10.26.20.712.31.210.71.313.81.220.61.38.50.3
less than 10 years ago61.61.039.61.535.61.819.11.628.11.69.31.039.20.6
11-20 years ago23.50.924.41.322.41.513.71.420.41.49.11.020.20.5
21-30 years ago6.80.511.41.09.91.113.01.49.01.07.60.98.90.4
31-40 years ago2.80.45.20.75.40.811.71.37.10.98.20.95.70.3
41-50 years ago1.20.23.70.64.00.78.71.24.10.711.61.14.50.3
over 50 years ago3.00.49.50.910.41.123.21.717.51.333.71.613.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851452/317783
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a4.60.43.90.64.70.83.50.73.90.72.40.54.00.2
less than 10 years ago55.11.018.21.218.71.46.11.013.41.22.30.528.40.5
11-20 years ago18.20.810.70.99.51.14.00.88.81.02.30.511.50.4
21-30 years ago5.10.44.00.63.70.73.30.73.70.71.50.44.00.2
31-40 years ago1.70.32.20.41.30.42.20.62.60.61.80.51.90.2
41-50 years ago0.70.21.50.41.60.51.60.51.50.41.90.51.30.1
over 50 years ago1.60.34.80.64.80.86.51.09.51.07.00.94.60.3
total86.90.745.31.544.31.827.21.843.41.819.11.455.70.5
inside perimetern/a0.50.13.70.64.40.87.01.04.00.76.80.93.30.2
less than 10 years ago3.90.420.71.218.51.412.61.315.61.38.31.011.30.4
11-20 years ago1.90.311.30.911.11.18.11.19.31.07.00.96.70.3
21-30 years ago0.60.26.40.75.50.88.21.14.30.76.40.94.00.2
31-40 years ago0.40.12.40.53.10.68.41.14.20.76.30.93.00.2
41-50 years ago0.40.11.40.42.00.55.50.92.60.69.71.12.60.2
over 50 years ago0.70.23.90.64.60.813.71.46.90.929.61.67.10.3
total8.40.649.71.549.31.863.41.946.91.874.11.638.10.5
outside perimetern/a0.40.10.50.20.10.10.30.20.50.30.80.30.40.1
less than 10 years ago2.20.32.00.42.80.62.30.63.40.71.30.42.30.2
11-20 years ago0.90.21.10.31.30.41.30.52.70.60.90.31.20.1
21-30 years ago0.50.10.30.20.40.21.10.41.10.40.50.30.60.1
31-40 years ago0.30.10.40.20.80.30.80.40.50.31.10.40.50.1
41-50 years ago0.00.00.50.20.30.21.30.40.10.11.20.40.40.1
over 50 years ago0.40.10.30.20.60.32.20.61.20.40.90.30.70.1
total4.70.45.00.76.40.99.41.29.71.16.80.96.20.3
totaln/a5.50.58.00.89.21.110.81.38.51.010.01.17.80.3
less than 10 years ago61.21.040.91.540.01.820.91.732.41.711.91.242.00.6
11-20 years ago21.00.823.01.322.01.513.31.420.81.510.31.119.40.5
21-30 years ago6.10.510.70.99.61.112.61.39.11.08.41.08.60.3
31-40 years ago2.50.34.90.75.20.811.41.37.30.99.11.05.50.3
41-50 years ago1.10.23.40.63.90.78.41.14.20.712.81.24.30.3
over 50 years ago2.60.38.90.810.01.122.51.717.61.437.51.712.50.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851453/317784
NFI2
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
n/an/a5.10.48.20.811.31.19.51.113.81.111.21.08.70.3
less than 10 years ago54.81.017.21.116.61.35.50.911.71.11.80.426.20.5
11-20 years ago18.10.810.00.98.51.03.60.77.70.91.90.410.60.4
21-30 years ago5.00.43.80.63.30.63.00.73.20.61.20.43.60.2
31-40 years ago1.70.32.10.41.10.42.00.62.30.51.50.41.80.2
41-50 years ago0.70.21.40.31.50.41.50.51.30.41.50.41.20.1
over 50 years ago1.50.34.50.64.40.75.90.98.30.95.60.74.20.2
total86.90.747.21.446.61.731.01.748.21.724.71.456.40.5
inside perimetern/a0.50.14.70.67.20.99.01.15.40.815.11.15.50.3
less than 10 years ago3.90.419.51.216.51.311.51.213.61.26.70.810.40.4
11-20 years ago1.90.310.60.99.91.07.31.08.10.95.70.76.20.3
21-30 years ago0.60.26.00.74.90.77.41.03.80.65.10.73.70.2
31-40 years ago0.40.12.20.42.80.67.61.03.60.65.00.72.80.2
41-50 years ago0.40.11.40.31.80.55.00.82.30.57.90.92.40.2
over 50 years ago0.70.23.70.54.10.712.51.36.00.823.91.46.60.3
total8.30.648.11.447.21.760.31.842.81.669.51.537.60.5
outside perimetern/a0.40.10.50.20.60.30.40.30.90.31.10.30.60.1
less than 10 years ago2.20.31.90.42.50.52.10.63.00.61.10.32.10.2
11-20 years ago0.90.21.00.31.20.41.20.42.40.50.70.31.20.1
21-30 years ago0.50.10.30.10.40.21.00.41.00.30.40.20.50.1
31-40 years ago0.30.10.30.20.70.30.70.30.40.20.90.30.50.1
41-50 years ago0.00.00.40.20.20.21.20.40.10.11.00.30.40.1
over 50 years ago0.40.10.30.20.50.32.00.51.20.40.70.30.70.1
total4.80.44.80.66.20.88.71.19.01.05.90.86.00.3
totaln/a6.00.513.41.019.11.419.01.520.11.327.41.414.80.4
less than 10 years ago60.81.038.61.435.71.719.11.528.31.59.51.038.80.5
11-20 years ago20.90.821.61.219.61.412.11.318.11.38.30.917.90.5
21-30 years ago6.10.510.10.98.61.011.41.27.90.96.80.87.90.3
31-40 years ago2.50.34.60.64.60.710.41.26.30.87.40.85.00.3
41-50 years ago1.10.23.20.53.50.67.71.03.70.610.41.04.00.2
over 50 years ago2.60.38.50.89.01.020.41.615.51.230.31.511.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #851454/317785
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.20.20.30.20.0.0.30.1
less than 10 years ago52.31.869.03.156.13.276.12.277.61.817.42.733.92.132.52.512.62.017.23.515.73.16.41.118.21.53.20.735.20.6
11-20 years ago16.31.311.52.218.52.66.41.313.11.48.42.17.11.28.11.57.81.69.32.73.11.44.40.95.00.92.80.78.70.4
21-30 years ago4.10.76.11.76.61.71.90.71.60.53.81.32.30.72.60.84.81.33.31.62.91.53.40.84.30.81.80.53.30.2
31-40 years ago0.90.32.41.12.21.00.50.40.40.33.81.41.80.62.60.93.41.11.81.21.20.82.10.63.20.72.00.61.90.2
41-50 years ago0.50.30.0.0.90.60.0.0.0.1.40.81.10.50.80.50.80.63.21.60.60.61.30.51.30.41.00.40.80.1
over 50 years ago3.30.71.60.94.61.41.40.62.50.63.51.33.90.92.70.96.51.511.02.96.12.08.41.210.51.26.81.05.20.3
total78.51.591.01.989.32.086.31.895.10.938.23.550.32.349.32.736.23.045.84.529.63.826.21.942.71.917.81.555.40.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.50.0.0.0.0.50.30.0.0.10.10.10.0
less than 10 years ago5.60.83.11.22.61.08.01.43.60.823.03.029.42.126.02.323.92.618.33.627.53.811.31.418.21.511.11.213.80.5
11-20 years ago2.20.50.90.62.10.90.60.40.60.318.92.710.21.410.11.612.92.08.32.513.02.812.71.58.41.19.01.17.20.3
21-30 years ago1.20.40.40.41.40.80.30.30.40.24.01.52.50.74.31.15.71.43.31.77.52.212.81.46.51.08.01.14.40.3
31-40 years ago1.30.40.0.0.0.0.0.0.0.3.61.41.20.52.80.95.01.31.61.14.41.67.81.24.20.812.31.33.70.2
41-50 years ago0.30.20.0.0.0.0.0.0.0.1.20.70.70.40.50.42.00.80.80.83.11.63.20.81.50.59.41.12.00.2
over 50 years ago1.40.40.0.2.91.10.80.50.0.4.61.52.90.72.60.96.31.513.03.25.11.715.31.68.01.125.71.77.10.3
total11.91.24.41.49.01.99.61.54.50.955.33.546.92.346.32.756.43.045.44.660.74.263.52.146.82.075.61.738.20.6
outside 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 ago5.30.81.91.00.50.52.40.80.40.33.01.21.70.63.30.94.01.23.51.84.01.63.00.75.20.91.70.53.00.2
11-20 years ago1.20.41.80.90.40.41.10.60.0.1.30.70.20.20.50.40.40.40.90.91.20.91.30.52.10.60.80.41.00.1
21-30 years ago1.20.40.90.60.40.40.0.0.0.0.50.50.20.20.60.42.30.91.71.21.30.91.10.51.10.41.40.50.90.1
31-40 years ago0.10.10.0.0.0.0.30.30.0.0.60.60.50.30.0.0.80.60.0.1.91.31.70.60.30.21.50.50.60.1
41-50 years ago0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.40.20.40.30.20.1
over 50 years ago1.50.40.0.0.40.40.30.30.0.1.10.70.20.20.0.0.0.2.71.51.30.92.80.71.20.40.80.40.90.1
total9.61.14.61.41.70.84.11.00.40.36.51.82.80.84.41.17.41.68.82.69.72.510.31.310.41.26.61.06.40.3
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.30.30.20.10.10.40.1
less than 10 years ago63.21.874.03.059.13.286.51.881.51.743.43.565.02.261.82.640.43.039.04.647.24.220.71.841.62.016.01.452.00.6
11-20 years ago19.61.414.22.421.02.78.11.413.71.528.63.217.41.718.82.121.12.518.53.617.33.118.41.715.51.412.61.316.80.5
21-30 years ago6.40.97.41.88.41.82.20.82.00.68.32.05.01.07.41.412.72.08.32.511.82.717.31.611.81.311.31.28.60.4
31-40 years ago2.40.62.41.12.21.00.80.50.40.38.02.03.40.85.41.29.11.83.41.77.42.211.51.47.71.115.81.46.10.3
41-50 years ago1.00.40.0.0.90.60.0.0.0.2.61.11.90.61.30.62.81.04.01.73.71.74.90.93.20.710.91.23.00.2
over 50 years ago6.30.91.60.97.91.72.40.82.50.69.22.17.01.15.41.212.72.126.74.112.62.626.51.919.81.633.21.813.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851455/317786
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.20.20.30.20.0.0.30.1
less than 10 years ago52.31.868.83.255.93.376.52.277.91.817.82.833.82.232.42.612.62.115.83.615.83.26.11.118.01.62.40.635.40.6
11-20 years ago16.31.411.62.218.72.66.21.312.91.58.62.17.11.27.51.58.01.79.22.83.31.44.00.94.90.92.80.78.60.4
21-30 years ago4.00.76.11.76.81.71.90.71.70.63.91.42.40.72.70.94.01.23.61.82.41.43.30.84.30.81.80.53.30.2
31-40 years ago0.90.42.41.12.31.00.60.40.40.33.91.51.80.62.70.92.81.11.91.41.20.92.20.73.30.72.10.61.90.2
41-50 years ago0.40.20.0.1.00.70.0.0.0.1.50.81.20.50.80.50.90.63.51.70.70.71.30.51.30.50.80.30.80.1
over 50 years ago3.30.71.60.94.31.31.10.52.20.63.11.33.90.92.80.95.81.511.13.05.11.97.61.29.51.26.41.04.80.3
total78.31.590.91.989.42.186.31.895.00.938.73.550.42.348.92.734.53.045.24.728.43.924.81.941.72.016.31.555.20.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.80.60.0.0.0.0.50.30.0.0.20.20.10.0
less than 10 years ago5.80.93.11.22.71.18.11.43.60.823.63.129.32.126.42.425.12.819.13.828.43.911.91.418.91.611.61.314.10.5
11-20 years ago2.20.50.90.62.21.00.60.40.60.418.52.710.61.49.91.613.02.19.12.712.22.912.21.58.61.19.11.27.10.3
21-30 years ago1.20.40.40.41.50.80.30.30.40.33.41.42.20.74.41.16.01.51.91.38.02.313.41.56.61.08.41.14.40.3
31-40 years ago1.30.40.0.0.0.0.0.0.0.3.21.31.00.52.90.94.91.41.81.24.71.78.11.24.40.812.61.33.70.3
41-50 years ago0.30.20.0.0.0.0.0.0.0.1.20.70.80.40.50.42.10.80.90.93.31.63.40.81.60.59.91.22.00.2
over 50 years ago1.30.40.0.2.61.10.50.40.0.4.71.62.80.72.40.96.41.512.43.24.71.715.61.67.61.125.61.76.90.3
total12.01.24.41.48.91.99.51.64.60.954.63.646.72.346.52.758.33.145.14.861.34.365.02.147.72.077.31.738.40.6
outside 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 ago5.30.81.91.00.50.52.50.80.40.33.11.21.80.63.41.03.91.23.91.94.21.72.70.75.30.91.50.52.90.2
11-20 years ago1.20.41.80.90.40.41.20.60.0.1.30.80.20.20.50.40.40.41.01.01.30.91.40.52.20.60.80.41.00.1
21-30 years ago1.20.40.90.60.40.40.0.0.0.0.50.50.20.20.60.42.10.91.91.31.41.01.20.51.10.41.30.50.90.1
31-40 years ago0.10.10.0.0.0.0.30.30.0.0.70.70.50.30.0.0.90.60.0.2.01.41.80.60.30.21.50.50.60.1
41-50 years ago0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.50.30.30.20.20.1
over 50 years ago1.60.50.0.0.40.40.30.30.0.1.10.80.20.20.0.0.0.2.91.71.41.02.70.71.10.40.80.40.90.1
total9.71.14.61.41.70.94.21.10.40.36.61.82.90.84.61.17.21.69.72.810.32.710.21.310.61.26.31.06.40.3
totaln/a1.10.40.40.40.40.40.0.0.0.0.0.0.20.20.0.1.20.70.0.0.0.0.70.40.30.20.20.20.40.1
less than 10 years ago63.31.873.83.059.03.387.11.881.91.744.53.664.92.262.22.641.63.138.84.848.54.320.71.842.22.015.51.552.40.6
11-20 years ago19.71.514.32.421.32.77.91.413.61.528.43.217.91.817.92.121.42.619.23.816.83.217.61.715.71.512.81.316.80.5
21-30 years ago6.40.97.41.88.71.92.20.82.00.67.82.04.81.07.71.512.12.17.32.511.72.817.91.712.11.311.61.38.60.4
31-40 years ago2.40.62.41.12.31.00.80.50.40.37.72.03.30.85.51.28.61.83.71.87.82.312.11.58.11.116.31.56.20.3
41-50 years ago0.90.30.0.1.00.70.0.0.0.2.71.11.90.61.40.63.01.04.41.94.01.85.11.03.30.711.01.33.00.2
over 50 years ago6.20.91.60.97.31.71.90.72.20.68.92.16.91.15.31.212.12.126.54.211.22.626.02.018.21.532.81.912.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851456/317787
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a1.10.30.40.30.60.40.30.20.0.0.0.0.20.10.0.0.20.20.0.0.0.0.40.20.20.10.0.0.30.1
less than 10 years ago53.21.368.92.255.62.375.01.678.41.215.51.834.71.533.21.813.81.514.92.417.82.37.50.817.61.13.00.535.40.4
11-20 years ago15.80.913.61.618.51.86.91.013.21.08.11.47.70.87.31.07.91.28.11.82.40.94.70.76.10.72.60.48.80.3
21-30 years ago3.70.54.31.06.21.11.30.41.70.45.31.12.10.51.70.54.30.92.51.02.20.93.10.53.40.51.80.42.90.2
31-40 years ago1.50.32.50.71.90.60.70.30.50.22.60.81.70.41.70.52.50.71.80.91.40.72.10.53.60.52.30.41.90.1
41-50 years ago0.50.20.20.21.30.50.0.0.0.0.70.40.70.30.80.31.00.42.00.91.00.61.00.31.60.40.60.20.70.1
over 50 years ago4.50.51.70.65.61.11.40.51.60.43.70.94.60.62.90.66.01.011.82.18.61.710.40.910.50.86.80.75.70.2
total80.41.091.61.389.71.485.61.395.50.636.02.351.71.647.61.935.82.141.13.233.42.829.11.443.01.417.21.055.80.4
inside perimetern/a0.0.0.0.0.0.0.0.0.10.10.0.0.50.20.0.0.40.30.0.0.0.0.50.20.0.0.10.10.10.0
less than 10 years ago5.10.62.70.83.40.88.11.03.00.523.32.128.21.427.61.724.41.920.12.725.42.612.31.018.21.110.80.913.80.3
11-20 years ago1.90.30.90.42.10.61.00.40.60.217.41.88.40.99.21.113.01.58.31.811.41.911.81.07.40.78.70.86.60.2
21-30 years ago1.20.30.40.30.90.40.40.20.40.26.41.22.70.55.00.86.11.05.01.56.41.512.21.06.00.78.70.84.50.2
31-40 years ago1.00.30.0.0.0.0.30.20.10.13.91.01.10.32.70.64.20.92.71.14.81.38.10.94.20.613.40.93.80.2
41-50 years ago0.10.10.0.0.0.0.0.0.0.0.90.40.80.30.80.31.50.52.21.02.61.03.10.52.00.49.00.82.00.1
over 50 years ago1.30.30.20.22.10.70.50.30.0.5.41.13.20.62.90.67.71.211.32.17.81.614.11.17.50.725.81.27.10.2
total10.60.84.20.98.51.310.31.14.10.657.32.444.91.648.21.957.42.149.73.358.43.062.21.545.41.476.51.237.90.4
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.10.10.10.0.0.00.0
less than 10 years ago5.00.62.50.71.00.52.40.60.30.23.10.82.30.52.80.63.10.84.11.43.41.12.70.55.80.71.80.43.00.2
11-20 years ago1.70.31.10.50.20.21.10.40.10.11.70.60.40.20.80.30.50.31.00.71.30.71.10.32.20.40.90.31.10.1
21-30 years ago0.80.20.40.30.20.20.0.0.10.10.20.20.30.20.40.31.70.61.80.90.70.51.10.30.90.31.50.30.70.1
31-40 years ago0.30.10.20.20.0.0.40.20.0.1.30.50.20.20.20.20.80.40.0.1.10.71.30.30.50.20.90.30.50.1
41-50 years ago0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.30.30.20.50.20.40.20.20.0
over 50 years ago1.10.30.0.0.40.30.10.10.0.0.50.40.20.10.0.0.60.32.31.01.40.72.10.51.70.40.80.30.80.1
total9.00.74.21.01.80.64.00.70.50.26.71.23.40.64.30.86.91.19.21.98.21.68.70.911.70.96.30.76.30.2
totaln/a1.10.30.40.30.60.40.30.20.10.10.0.0.70.30.0.0.60.30.0.0.0.1.10.30.30.20.10.10.50.1
less than 10 years ago63.31.374.02.160.02.385.51.381.61.241.82.465.21.563.61.841.32.239.13.346.73.022.51.341.61.415.61.052.10.4
11-20 years ago19.31.015.61.720.81.99.01.113.91.027.22.116.51.217.31.421.51.817.42.515.12.117.51.215.81.012.20.916.50.4
21-30 years ago5.70.65.11.07.31.21.70.52.20.412.01.65.10.77.11.012.21.49.42.09.31.716.41.210.30.812.00.98.20.3
31-40 years ago2.80.42.70.81.90.61.40.40.50.27.81.33.00.54.50.87.61.24.61.47.31.511.51.08.30.816.61.06.20.2
41-50 years ago0.90.20.20.21.30.50.0.0.0.1.60.61.40.41.70.52.70.74.21.33.91.24.40.64.10.610.00.82.90.2
over 50 years ago6.90.71.90.68.21.32.10.51.60.49.61.48.00.85.80.914.31.525.42.917.82.326.61.419.61.133.51.313.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851457/317788
NFI1
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a1.40.40.40.41.30.80.0.0.0.1.40.81.70.61.20.65.81.311.12.66.71.86.31.08.31.08.71.04.10.3
less than 10 years ago52.01.868.73.155.43.275.72.277.41.816.92.633.02.131.62.511.81.914.32.913.52.75.71.016.11.42.60.632.60.5
11-20 years ago16.31.311.42.218.32.56.31.313.11.48.12.07.01.17.91.47.11.57.32.22.61.14.10.84.50.82.40.58.10.4
21-30 years ago4.10.76.11.66.51.61.90.71.80.63.71.32.40.72.50.84.41.22.61.32.41.23.20.73.90.71.50.43.10.2
31-40 years ago0.90.32.91.22.21.00.50.40.40.33.71.41.70.62.50.83.01.01.41.01.00.71.90.63.20.71.60.41.80.2
41-50 years ago0.50.30.0.0.90.60.0.0.0.1.40.81.10.40.80.40.70.52.61.20.50.51.10.41.10.41.00.30.80.1
over 50 years ago3.30.71.60.94.91.41.60.72.40.64.11.54.40.93.00.96.91.510.82.55.71.78.51.210.01.16.10.85.40.3
total78.51.591.01.989.52.086.11.895.10.939.23.551.22.249.52.639.72.850.14.132.33.530.81.947.11.823.91.555.90.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.40.40.40.30.0.2.10.84.21.74.71.71.80.51.60.58.51.01.90.2
less than 10 years ago5.60.83.11.12.51.07.91.43.60.822.32.928.42.025.32.321.72.415.12.922.83.210.11.216.21.48.91.012.80.4
11-20 years ago2.20.50.90.62.10.90.50.40.60.318.42.69.81.39.91.611.71.96.62.010.82.411.51.37.31.07.20.96.60.3
21-30 years ago1.10.40.40.41.40.80.30.30.30.23.91.52.50.74.21.15.11.32.61.36.31.811.71.35.80.96.50.94.10.3
31-40 years ago1.30.40.0.0.0.0.0.0.0.3.51.31.10.53.00.94.51.21.30.95.71.77.31.13.70.710.21.13.50.2
41-50 years ago0.30.20.0.0.0.0.0.0.0.1.20.70.90.40.50.41.80.70.60.63.21.42.90.71.30.47.50.91.80.2
over 50 years ago1.40.40.0.2.91.10.80.40.0.4.91.53.00.73.51.06.71.511.02.65.61.714.71.57.20.921.61.47.00.3
total11.81.24.41.48.91.89.51.54.50.954.63.546.02.246.32.653.62.941.54.059.13.859.92.043.11.870.41.637.90.5
outside perimetern/a0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.41.00.60.60.0.0.40.30.40.20.20.1
less than 10 years ago5.30.81.91.00.50.52.40.80.40.32.91.21.70.63.20.93.61.12.81.43.31.42.70.74.60.81.40.42.70.2
11-20 years ago1.20.41.80.90.40.41.10.60.0.1.20.70.20.20.50.40.30.30.70.71.00.71.40.51.90.50.60.30.90.1
21-30 years ago1.20.40.90.60.40.40.0.0.0.0.50.50.20.20.60.42.10.81.41.01.10.81.00.40.90.41.10.40.80.1
31-40 years ago0.10.10.0.0.0.0.30.30.0.0.60.60.50.30.0.0.70.50.0.1.51.11.50.50.30.21.20.40.50.1
41-50 years ago0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.40.20.50.20.20.1
over 50 years ago1.50.40.0.0.40.40.50.40.0.1.00.70.20.20.0.0.0.2.11.21.10.82.50.61.20.40.60.30.90.1
total9.71.14.61.41.70.84.41.10.40.36.31.72.70.74.31.16.71.58.42.28.62.29.41.29.81.15.70.86.20.3
totaln/a1.50.40.40.41.30.80.0.0.0.1.80.92.10.61.20.67.81.616.73.012.02.58.11.110.41.117.61.36.20.3
less than 10 years ago62.91.773.73.058.33.286.01.881.41.742.13.563.02.160.12.637.12.832.23.939.63.818.41.636.81.812.81.248.20.6
11-20 years ago19.71.414.12.420.82.78.01.413.61.527.83.117.01.718.32.119.22.314.62.914.32.616.91.513.81.310.21.115.60.5
21-30 years ago6.40.97.31.88.31.82.20.82.10.68.02.05.11.07.21.411.51.96.62.09.82.315.91.510.71.19.11.08.10.4
31-40 years ago2.30.52.91.22.21.00.80.50.40.37.82.03.30.85.51.28.31.62.71.38.22.110.61.37.21.013.01.25.90.3
41-50 years ago1.00.40.0.0.90.60.0.0.0.2.51.02.00.61.30.62.50.93.21.43.71.54.30.82.80.68.91.02.80.2
over 50 years ago6.20.91.60.98.21.83.00.92.40.610.02.17.61.16.41.313.62.024.03.512.42.425.71.818.41.428.31.613.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #851458/317789
NFI1
forest area
processes in channels 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
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a1.30.30.40.31.10.50.30.20.0.1.10.51.20.30.70.35.30.911.31.87.11.46.50.77.70.78.50.73.90.2
less than 10 years ago52.91.368.82.255.32.374.51.678.31.215.11.734.01.532.41.812.91.412.12.015.32.06.80.715.61.02.40.432.90.4
11-20 years ago15.80.913.61.618.31.87.01.013.21.07.91.37.60.87.21.07.11.16.41.42.00.74.30.65.50.62.10.48.20.2
21-30 years ago3.70.54.21.06.21.11.30.41.80.45.21.12.30.51.70.54.00.82.00.81.90.82.80.53.00.51.50.32.80.2
31-40 years ago1.50.32.70.81.90.60.70.30.50.22.60.81.60.41.70.52.40.61.50.71.20.61.90.43.40.52.00.31.90.1
41-50 years ago0.50.20.20.21.30.50.0.0.0.0.70.40.60.20.80.30.90.41.60.70.90.50.90.31.40.30.60.20.70.1
over 50 years ago4.60.51.70.65.81.11.60.51.60.44.11.04.90.73.30.77.01.010.81.87.51.410.30.910.00.86.30.65.80.2
total80.21.091.61.389.81.485.31.395.50.636.62.352.21.647.71.939.62.045.72.935.72.633.51.446.71.323.41.056.20.4
inside perimetern/a0.10.10.0.0.0.0.0.0.10.10.50.30.70.30.0.1.40.55.51.34.01.11.90.41.70.38.30.72.00.1
less than 10 years ago5.10.62.60.83.40.88.21.03.00.522.62.027.61.426.91.722.01.716.32.221.42.311.20.916.21.08.70.712.90.3
11-20 years ago1.80.30.90.42.10.61.10.40.60.216.91.88.30.99.11.111.71.36.61.59.61.610.60.96.60.77.00.66.20.2
21-30 years ago1.20.30.40.30.90.40.40.20.40.26.51.22.70.54.80.85.50.94.01.25.81.311.10.95.40.67.00.64.20.2
31-40 years ago1.00.30.0.0.0.0.30.20.10.13.80.91.10.32.70.63.80.82.20.95.81.37.40.83.80.511.10.83.70.2
41-50 years ago0.10.10.0.0.0.0.0.0.0.0.80.40.90.30.80.31.50.51.80.82.50.92.80.51.80.37.30.61.90.1
over 50 years ago1.30.30.20.22.10.70.50.30.0.5.51.13.20.53.70.78.21.19.31.87.41.413.61.06.90.721.81.07.00.2
total10.70.84.20.98.41.310.51.14.10.656.62.444.41.648.11.954.12.045.72.956.42.758.61.442.51.371.21.137.80.4
outside perimetern/a0.10.10.0.0.0.0.0.0.0.0.30.30.0.0.0.0.0.1.20.70.90.50.30.20.30.20.20.10.20.0
less than 10 years ago5.00.62.50.71.00.52.30.60.30.23.00.82.20.52.80.62.70.73.31.12.90.92.40.55.20.61.40.32.80.2
11-20 years ago1.70.31.10.50.20.21.10.40.10.11.60.60.40.20.80.30.50.30.80.51.10.51.00.32.00.40.70.21.00.1
21-30 years ago0.80.20.40.30.20.20.0.0.10.10.20.20.30.20.40.21.50.51.40.70.60.41.00.30.80.21.20.30.70.1
31-40 years ago0.30.10.20.20.0.0.40.20.0.1.20.50.30.20.20.20.70.40.0.1.00.61.10.30.50.20.70.20.50.1
41-50 years ago0.20.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.30.30.30.20.40.20.40.10.20.0
over 50 years ago1.10.30.0.0.40.30.30.20.0.0.50.30.20.10.0.0.70.41.80.81.20.61.90.41.60.30.70.20.80.1
total9.00.74.21.01.80.64.10.70.50.26.81.23.40.64.20.76.31.08.61.67.81.47.90.810.80.85.40.66.10.2
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 #851459/317790
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