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IFN4
proportion de placettes en forêt
forêt de protection contre des coulées de boue/glissements de terrain (2022) · surface de la plus grande trouée (5 classes)
découpage régional: arrondissement forestier (2024)
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante IFN4/IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
état 2009/17
arrondissement forestier (2024)
AG01AG02AG03AG04AI01AR01BE01BE02BE03BE04BSBL01BSBL02BSBL03BSBL04FR01FR02FR03FR04GE01GL01GR01GR02GR03GR04GR05JU01LU01LU02LU03NE01NE02NE03NE04NE06NW01OW01OW02SG01SG02SG03SG04SG05SH01SO01SO02SO03SO04SZ01SZ02SZ03TG01TG02TG03TI01TI02TI03TI04TI05TI06TI07TI08TI09UR01UR02UR03VD02VD03VD04VD05VD06VD07VD08VD09VD11VD12VD14VD15VD16VD18VD20VD22VS01VS02VS03ZG01ZH01ZH02ZH03ZH04ZH05ZH06ZH07lacsSuisse
forêt de protection contre des coulées de boue/glissements de terrain (2022)surface de la plus grande trouée (5 classes)%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication............................................................................................................................................................................................
pas de trouée (<100 m2)............................................................................................................................................................................................
petite trouée (100-500 m2)............................................................................................................................................................................................
trouée moyenne (500-1000 m2)............................................................................................................................................................................................
grande trouée (1000-5000 m2)............................................................................................................................................................................................
très grande trouée (>5000 m2)............................................................................................................................................................................................
total............................................................................................................................................................................................
à l'intérieurpas d'indication........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...0.0.0.0.0.0.0.0.0.0.0.0.0.0.....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...0.0.0.0.........0.0.....0.0...0.0.0.0.0.0.0.0.....0.0.0.0.........0.0.
pas de trouée (<100 m2)........0.0.16.3.33.49.821.3.48.725.024.712.40.0.33.5.100.0.......75.121.7....26.816.432.118.939.615.516.210.414.57.721.110.829.814.5100.00.0....0.0.51.425.0..49.5.32.2.53.8...18.5.0.0.85.513.637.521.40.0.60.022.050.0.....100.0.100.0.49.225.1..45.9.100.00.0....0.0.15.6.20.2.44.418.958.218.676.612.016.3.0.0.34.519.7100.0.100.0.18.812.017.4.68.226.645.0.46.2...50.1.0.0.........0.0.....100.0...4.2.21.97.326.38.60.0.....0.0.100.0.........30.72.4
petite trouée (100-500 m2)........100.0.37.821.617.78.178.718.851.325.025.712.80.0.0.0.0.0.......24.9.....73.216.40.0.40.715.729.812.624.09.429.312.340.115.50.0.....100.0.24.4...50.5.35.8.46.2...23.3.100.00.00.0.42.222.3100.0.20.0.50.0.....0.0.0.0.0.0...54.1.0.0.....61.021.842.318.739.922.042.618.727.416.715.610.355.718.958.622.347.520.30.0.0.0.45.315.051.520.531.8.55.0.0.0...49.9.0.0.........100.0.....0.0...41.110.035.58.626.98.7100.0.....0.0.0.0.........33.82.5
trouée moyenne (500-1000 m2)........0.0.22.3.21.28.50.0.0.0.24.812.5100.0.66.527.30.0.......0.0.....0.0.17.4.9.9.31.213.024.49.414.39.310.0.0.0.....0.0.24.3...0.0.0.0.0.0...23.3.0.0.0.0.0.0.0.0.20.0.0.0.....0.0.0.0.27.6...0.0.0.0.....0.0.28.016.919.8.0.0.14.4.0.0.13.2.21.7.0.0.0.0.0.0.9.5.16.6.0.0.0.0.53.8...0.0.0.0.........0.0.....0.0...8.55.823.17.619.17.70.0.....0.0.0.0.........14.61.9
grande trouée (1000-5000 m2)........0.0.23.5.18.58.30.0.0.0.24.812.50.0.0.0.0.0.......0.0.....0.0.50.520.59.9.15.19.937.110.535.312.820.012.70.0.....0.0.0.0...0.0.32.0.0.0...34.920.80.0.14.5.20.2.0.0.0.0.0.0.....0.0.0.0.0.0...0.0.0.0.....39.021.814.1.20.2.12.9.0.0.7.8.14.7.19.7.18.1.0.0.0.0.26.413.214.5.0.0.0.0.0.0...0.0.100.0.........0.0.....0.0...46.310.219.57.127.88.90.0.....100.0.0.0.........19.92.1
très grande trouée (>5000 m2)........0.0.0.0.9.16.10.0.0.0.0.0.0.0.0.0.0.0.......0.0.....0.0.0.0.0.0.7.8.0.0.0.0.0.0.0.0.....0.0.0.0...0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0.23.1...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...0.0.0.0.0.0.0.0.....0.0.0.0.........1.10.5
total........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.......100.0.....100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.....100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.....100.0.100.0.100.0...100.0.100.0.....100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.........100.0.....100.0...100.0.100.0.100.0.100.0.....100.0.100.0.........100.0.
à l'extérieurpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.
pas de trouée (<100 m2)55.68.333.38.644.111.734.57.838.712.641.011.124.03.415.63.526.83.950.16.360.115.558.214.347.910.40.0.35.814.521.27.132.87.616.36.754.618.829.37.215.04.216.15.617.34.815.13.210.42.634.75.525.47.325.96.718.45.677.611.532.411.032.313.48.8.18.28.335.311.515.18.133.68.737.911.230.011.419.36.240.011.129.07.547.18.665.69.942.210.843.811.752.410.940.69.528.08.530.010.351.710.947.910.928.48.528.911.015.06.223.88.528.98.140.99.959.89.527.56.239.98.932.48.022.910.046.115.00.0.40.611.921.78.615.88.436.014.514.3.42.59.755.419.017.211.131.08.621.09.431.49.927.510.532.513.518.812.032.0.27.416.715.83.513.74.316.94.334.512.724.910.816.88.820.57.536.58.838.311.560.312.727.510.5..27.70.8
petite trouée (100-500 m2)24.67.136.38.838.711.543.98.232.812.243.611.126.93.552.34.841.94.428.15.69.8.25.112.543.010.3100.0.36.314.517.86.720.86.637.78.90.0.17.66.026.55.220.36.023.85.327.74.026.13.845.05.737.28.244.27.634.26.815.09.839.911.651.414.465.313.962.710.543.411.810.26.916.06.636.511.124.210.728.47.010.87.237.58.038.28.326.09.123.59.233.811.237.710.610.25.629.48.927.69.818.78.527.69.649.89.529.611.141.58.533.99.343.18.832.69.526.78.631.26.56.84.737.08.25.0.18.011.666.213.736.111.730.89.742.611.033.914.057.018.826.28.515.6.53.915.120.97.637.111.149.910.733.011.132.513.571.013.968.026.772.616.730.34.520.85.129.45.244.213.450.112.559.811.640.69.146.59.127.210.425.711.243.611.7..32.60.9
trouée moyenne (500-1000 m2)5.53.812.86.017.29.010.55.05.9.10.36.922.63.310.33.018.73.49.23.60.0.8.4.4.3.0.0.18.311.734.38.424.66.922.97.615.5.22.66.725.45.220.66.118.44.819.63.528.03.98.33.218.26.720.66.225.16.37.5.17.09.08.1.17.911.319.18.65.6.28.09.913.86.410.36.921.410.814.85.635.710.910.04.85.84.00.0.24.59.516.38.65.2.11.56.210.55.814.98.04.6.5.4.11.16.15.6.23.37.330.89.118.76.97.55.16.44.49.44.016.66.813.55.632.210.98.7.16.710.85.2.20.98.422.09.79.2.0.0.23.68.413.3.0.0.13.96.526.210.18.85.921.79.69.4.0.0.0.0.0.0.18.03.723.75.328.15.17.1.12.58.35.4.28.58.59.95.418.09.36.4.22.610.0..16.90.7
grande trouée (1000-5000 m2)11.75.513.96.50.0.11.15.322.511.35.1.25.83.520.94.011.02.812.64.230.214.68.4.4.7.0.0.9.6.23.17.721.76.823.27.729.917.625.46.931.95.543.07.537.36.036.04.231.84.010.73.616.46.24.22.922.26.00.0.10.77.28.1.8.0.0.0.15.78.446.811.436.68.815.38.217.19.137.57.613.57.323.57.28.84.98.45.79.86.66.1.4.7.37.79.427.58.827.610.320.39.019.18.610.65.835.911.717.56.511.56.36.44.419.07.77.14.831.96.436.78.517.26.439.911.627.113.417.111.018.09.426.79.319.68.810.4.28.717.23.7.0.0.28.913.834.28.815.78.49.96.617.89.225.712.810.2.0.0.0.0.32.14.540.26.124.34.914.29.312.58.318.19.36.64.57.14.816.58.77.6.6.3...21.40.7
très grande trouée (>5000 m2)2.7.3.7.0.0.0.0.0.0.0.0.0.7.0.8.1.61.20.0.0.0.0.0.0.0.0.0.0.0.3.6.0.0.0.0.0.0.5.13.51.2.0.0.3.22.21.61.13.71.61.3.2.8.5.23.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.5.0.0.4.7.0.0.0.0.0.0.2.7.0.0.2.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.4.0.0.4.0.15.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.81.91.6.1.3.0.0.0.0.0.0.3.9.0.0.0.0.0.0.0.0...1.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.
pas de trouée (<100 m2)55.68.333.38.644.111.734.57.836.612.135.89.625.23.215.93.527.43.846.25.754.715.153.312.950.010.20.0.35.814.521.27.136.77.416.36.754.618.828.96.616.34.220.55.517.14.315.03.011.52.634.15.129.47.525.96.718.45.671.612.135.710.232.313.414.39.419.98.037.311.015.18.131.37.932.710.144.410.621.36.038.110.732.77.247.38.365.69.942.210.846.711.454.510.641.78.928.08.531.39.955.910.447.910.928.48.522.38.815.15.723.27.731.87.544.68.865.17.626.25.834.28.032.77.427.110.350.714.49.06.034.49.926.68.718.88.537.813.414.3.43.09.448.917.817.211.131.08.621.09.431.49.925.910.032.513.518.812.049.925.127.416.713.63.016.43.819.23.931.911.924.910.816.88.819.87.338.68.738.311.560.312.727.510.5..28.10.8
petite trouée (100-500 m2)24.67.136.38.838.711.543.98.236.612.142.49.925.73.253.54.742.24.327.75.28.9.20.110.341.310.1100.0.36.314.517.86.721.26.337.78.90.0.25.66.424.44.924.15.824.84.927.23.726.43.644.55.435.27.944.27.634.26.821.511.037.210.451.414.463.313.059.410.043.711.210.26.917.16.445.110.617.98.229.96.715.18.035.47.438.88.126.09.123.59.232.110.736.010.28.95.029.48.929.99.617.07.827.69.649.89.536.810.341.77.734.88.543.08.031.58.223.26.834.16.214.15.938.67.64.7.16.510.756.310.440.210.330.99.143.910.628.112.157.018.827.88.413.8.53.915.120.97.637.111.149.910.736.911.132.513.571.013.950.125.172.616.732.34.125.64.528.74.448.413.050.112.559.811.639.28.945.08.927.210.425.711.243.611.7..32.70.8
trouée moyenne (500-1000 m2)5.53.812.86.017.29.010.55.05.6.12.86.922.53.19.92.918.13.411.63.68.9.19.910.34.2.0.0.18.311.734.38.422.36.322.97.615.5.19.45.824.84.918.55.320.54.620.33.326.63.68.53.117.26.420.66.225.16.36.9.18.38.38.1.15.49.916.87.75.0.28.09.915.36.38.96.015.88.313.25.034.010.511.24.85.53.80.0.24.59.515.58.24.9.13.56.310.55.813.67.44.2.5.4.11.16.14.3.24.16.729.08.215.25.89.05.04.43.09.83.817.46.411.54.830.510.58.0.13.37.18.35.618.77.619.78.916.810.80.0.22.07.911.8.0.0.13.96.526.210.18.85.920.49.19.4.0.0.0.0.0.0.16.33.223.54.425.84.36.6.12.58.35.4.27.58.39.55.318.09.36.4.22.610.0..16.70.6
grande trouée (1000-5000 m2)11.75.513.96.50.0.11.15.321.310.89.06.124.93.220.03.810.72.714.54.027.513.66.7.4.5.0.0.9.6.23.17.719.76.323.27.729.917.621.86.133.35.336.86.633.65.436.23.932.13.811.83.515.55.94.22.922.26.00.0.8.86.08.1.6.9.3.9.14.07.546.811.436.38.113.37.216.47.635.67.112.87.020.76.58.34.68.45.79.86.65.7.4.5.33.08.527.58.825.29.618.68.319.18.610.65.836.610.316.95.812.96.17.64.214.96.27.34.129.95.934.37.817.36.037.811.224.812.421.58.517.17.823.88.417.68.08.6.28.717.23.4.11.7.28.913.834.28.815.78.49.96.616.78.825.712.810.2.0.0.0.0.34.74.233.44.825.24.313.18.612.58.318.19.39.85.46.84.716.58.77.6.6.3...21.20.7
très grande trouée (>5000 m2)2.7.3.7.0.0.0.0.0.0.0.0.1.71.00.8.1.61.10.0.0.0.0.0.0.0.0.0.0.0.3.6.0.0.0.0.0.0.4.43.01.1.0.0.3.92.21.30.93.31.51.1.2.7.5.23.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.9.4.5.0.0.4.2.0.0.0.0.0.0.2.2.0.0.2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.6.0.0.3.8.13.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.11.51.1.1.0.0.0.0.0.0.0.3.7.0.0.0.0.0.0.0.0...1.30.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.
© WSL, Inventaire forestier national suisse, 27.04.2024 #2283564/621496

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 2283564. Birmensdorf, Swiss Federal Research Institute WSL

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