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IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
degré de fermeture
pas d'indicationcompriméfermeture étagéenormal à lâcheaéré à clairièréen collectifstotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.2711.3270.0.3.2170.11000.11004.914
collinéen/submontagnard1.72416.960.27121.052.5200.73843.02
total1.92318.260.27124.352.6190.83547.91
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.3490.0.0.2570.2670.0.1.030
montagnard supérieur0.0.1.2260.0.0.8290.4510.0.2.416
montagnard inférieur0.0.0.7290.0.0.5450.0.0.0.1.224
collinéen/submontagnard0.0.0.2710.0.0.11000.0.0.0.0.359
total0.11002.5140.0.1.7210.6390.0.4.97
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.3581.4250.0.1.5240.0.0.2713.413
montagnard inférieur0.2712.4180.0.0.8350.4500.0.3.813
collinéen/submontagnard0.0.0.5440.11000.2700.0.0.0.0.835
total0.5454.3110.11002.4170.4500.2717.94
BEsubalpin supérieur0.0.0.0.0.0.0.0.0.5450.3580.835
subalpin inférieur2.7193.1170.7387.51110.1106.81230.95
montagnard supérieur2.9189.8105.61314.7810.2102.42045.64
montagnard inférieur1.62516.574.51518.377.1121.82449.74
collinéen/submontagnard1.22917.070.73815.582.8191.03238.34
total8.41146.4411.4956.0430.7512.49165.41
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.11000.0.0.0.0.3580.11000.544
montagnard inférieur0.4491.0320.0.3.7150.9330.0.6.011
collinéen/submontagnard0.7374.0150.0.6.3113.0170.0.13.96
total1.1295.1130.0.10.074.2140.110020.42
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.0311.2290.11002.3202.5201.1308.310
montagnard supérieur0.7384.3140.4504.7141.6250.73712.37
montagnard inférieur0.6416.2110.2714.5140.8350.0.12.37
collinéen/submontagnard0.2714.0150.11002.9180.3580.0.7.511
total2.52015.760.83514.475.2131.82340.42
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.11001.9190.0.1.1280.3690.0.3.46
total0.11001.9190.0.1.1280.3690.0.3.46
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.8350.8350.0.0.6401.3271.4264.913
montagnard supérieur0.7362.2200.0.1.1300.4500.5445.012
montagnard inférieur0.4501.7220.0.1.1290.6440.11003.913
collinéen/submontagnard0.0.1.1300.0.0.11000.0.0.0.1.229
total1.9225.8100.0.3.0172.2212.02215.05
GRsubalpin supérieur0.3581.9231.0314.61510.797.41125.96
subalpin inférieur2.1228.1113.01812.9814.8814.7855.54
montagnard supérieur1.82311.693.21712.0910.0105.51344.14
montagnard inférieur1.1305.8130.9335.4133.8160.83517.87
collinéen/submontagnard0.2714.8140.4502.6201.4260.93310.39
total5.51332.158.61137.5540.7429.35153.71
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.11001.5240.4501.1291.7250.5455.312
montagnard inférieur0.5446.7110.5455.5131.5260.35815.06
collinéen/submontagnard0.8356.8110.5453.4161.9220.45013.87
total1.42615.161.42610.095.0131.22934.12
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.3580.8330.0.1.3261.4250.7374.513
montagnard supérieur0.4503.3160.6405.2121.0300.54510.98
montagnard inférieur0.5445.5120.3585.7121.4260.27113.67
collinéen/submontagnard1.0315.1130.0.5.4120.7370.0.12.17
total2.12114.870.93317.664.5141.32641.22
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.2700.2710.4490.8350.7370.2712.519
montagnard supérieur0.4502.1213.3163.5153.3161.62514.36
montagnard inférieur0.3572.4191.4263.1171.4250.2708.98
collinéen/submontagnard0.11001.2280.0.0.8350.7370.0.2.718
total1.0315.9115.1138.296.1112.02128.42
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.2700.2710.11000.2701.0310.7362.517
montagnard supérieur0.11000.8330.0.0.8360.0.0.2711.921
montagnard inférieur0.3571.0300.0.0.4500.0.0.8372.618
collinéen/submontagnard0.11000.6390.0.0.11000.11000.0.1.032
total0.8352.7160.11001.5251.1291.7238.05
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.11000.11000.271
subalpin inférieur0.8350.5450.4502.0212.3203.0179.08
montagnard supérieur0.11002.0220.6411.0320.7380.7375.112
montagnard inférieur0.2711.1300.4510.5440.2710.3692.718
collinéen/submontagnard0.0.1.5250.0.0.11000.11000.11001.723
total1.1305.1121.4263.6163.4164.21418.83
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.11000.1100
subalpin inférieur0.6441.2290.5452.5203.3172.12210.29
montagnard supérieur1.1305.2130.3585.6131.4271.13114.77
montagnard inférieur1.0317.4110.8354.0151.3280.64115.07
collinéen/submontagnard0.5455.9120.4502.8180.4500.83510.88
total3.21819.862.02214.976.4124.61550.82
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.2711.7230.0.1.3260.2710.0.3.415
collinéen/submontagnard0.5444.2130.0.3.0160.6400.5448.96
total0.7375.8100.0.4.3120.8350.54412.22
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.3570.0.0.0.0.11000.0.0.548
montagnard supérieur0.2721.1300.0.1.4250.8350.0.3.615
montagnard inférieur0.2704.1150.0.5.3131.2290.110011.08
collinéen/submontagnard0.2706.8110.0.7.6101.7240.110016.45
total0.64112.470.0.14.363.9150.27031.42
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.7370.3580.2701.5252.3201.9227.010
montagnard supérieur0.8352.3210.4504.6141.6241.32711.08
montagnard inférieur1.1312.2210.0.2.3210.4500.2716.211
collinéen/submontagnard0.11001.1310.0.1.1300.3570.11002.818
total2.7195.8120.6419.594.7143.51626.83
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.11000.0.0.0.0.1100
montagnard inférieur0.11000.9310.11001.8210.2700.0.3.116
collinéen/submontagnard0.7377.090.11007.490.9310.27016.24
total0.7357.980.2709.381.1280.27019.42
TIsubalpin supérieur0.0.0.11000.0.0.6413.1181.7245.513
subalpin inférieur0.6411.2290.5452.6196.9124.31516.17
montagnard supérieur0.73810.190.9338.5105.6133.61629.45
montagnard inférieur1.2298.2110.11005.0142.5201.92318.87
collinéen/submontagnard1.03121.960.0.8.7104.1151.82337.64
total3.51741.541.52625.3622.3613.48107.42
URsubalpin supérieur0.0.0.0.0.0.0.0.0.2710.0.0.271
subalpin inférieur0.7381.0320.11001.3281.0311.0335.113
montagnard supérieur0.0.1.7230.11001.6241.0310.6445.012
montagnard inférieur0.3580.5450.2710.7410.3580.6442.719
collinéen/submontagnard0.0.0.7370.0.0.5440.2710.0.1.325
total1.1313.9140.5504.1152.8182.12114.45
VDsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.2710.271
subalpin inférieur0.9331.4261.7255.21414.183.11826.55
montagnard supérieur1.0324.3151.82410.196.3120.64124.05
montagnard inférieur0.9336.5120.45011.394.6150.83524.55
collinéen/submontagnard1.0315.8130.2718.1103.6160.27118.96
total3.91618.074.11634.7428.555.01494.11
VSsubalpin supérieur0.2710.2710.2711.42710.793.11815.87
subalpin inférieur2.5203.3171.6259.51014.988.11140.04
montagnard supérieur1.8245.8132.1226.9125.5133.21725.36
montagnard inférieur0.7382.9180.11003.0171.9230.9339.59
collinéen/submontagnard1.6252.9180.4503.2172.9190.93311.89
total6.81215.184.41523.9635.9516.37102.42
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.11000.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.2710.6400.0.0.8340.4490.11002.118
montagnard inférieur0.11000.9310.0.0.4500.11000.3561.821
collinéen/submontagnard0.0.0.7360.3570.6400.2710.0.1.820
total0.3582.3170.3571.8210.7360.4495.74
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.2710.2710.0.0.6410.11000.0.1.130
montagnard inférieur0.4504.5140.0.7.9110.9330.110013.87
collinéen/submontagnard1.42713.570.27118.461.0310.35834.83
total2.02218.260.27126.942.0220.45049.71
Suissesubalpin supérieur0.5452.2211.2296.61225.3612.9948.74
subalpin inférieur14.3824.269.31050.5477.0349.24224.52
montagnard supérieur13.6971.6419.6786.3352.5423.56267.12
montagnard inférieur12.6992.239.91095.7331.8610.010252.12
collinéen/submontagnard13.29135.923.617121.0329.568.011311.21
total54.24326.0143.75360.01216.12103.531103.60
© WSL, Inventaire forestier national suisse, 26.05.2020 #813779/280110
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.0452.6271.0440.0.0.0.0.0.0.21000.0.4.819
collinéen/submontagnard0.210013.61018.587.6153.0250.4710.0.0.0.0.0.43.33
total0.210014.61021.178.6143.0250.4710.0.0.21000.0.48.12
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.4710.21000.21000.21000.0.0.0.0.0.0.0.1.043
montagnard supérieur0.0.1.4320.21000.0.0.21000.0.0.6570.0.0.0.2.422
montagnard inférieur0.0.1.0370.21000.21000.0.0.0.0.0.0.0.0.0.1.431
collinéen/submontagnard0.0.0.21000.0.0.0.0.21000.0.0.0.0.0.0.0.0.472
total0.0.3.1180.5570.4720.6570.0.0.6570.0.0.0.5.19
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.4732.3260.5550.0.0.0.0.0.0.0.0.31000.21003.518
montagnard inférieur0.0.2.1271.6340.0.0.0.0.0.0.0.0.0.0.0.3.720
collinéen/submontagnard0.0.0.5580.21000.31000.0.0.0.0.0.0.0.0.0.0.945
total0.4734.9152.2270.31000.0.0.0.0.0.0.31000.21008.16
BEsubalpin supérieur0.0.0.0.0.0.0.0.0.4710.0.0.8500.0.0.0.1.241
subalpin inférieur0.8505.5193.3244.0225.2193.8225.0202.0310.85030.47
montagnard supérieur0.65710.61312.5129.4148.4152.0320.8501.2412.82748.25
montagnard inférieur0.0.13.21214.11112.0134.4210.4710.8500.4712.62748.05
collinéen/submontagnard0.210013.51217.6104.8202.9250.21000.4710.0.0.47140.06
total1.63542.7647.5630.2821.496.4177.9163.6236.517167.91
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.1.9342.8260.6580.6560.0.0.0.0.31000.21006.416
collinéen/submontagnard0.0.4.8195.8171.9330.8500.21000.0.0.0.0.0.13.68
total0.0.6.7158.8122.6281.4370.21000.0.0.31000.210020.23
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.0.1.4371.0450.9442.2300.7570.6570.4710.0.7.015
montagnard supérieur0.0.3.3223.9222.2281.8330.6580.21000.0.0.57012.410
montagnard inférieur0.0.5.3194.9201.3410.8500.0.0.0.0.3700.0.12.711
collinéen/submontagnard0.0.3.9232.6281.7350.8500.5720.0.0.0.0.0.9.414
total0.0.13.81012.3116.1175.5181.8350.9440.7490.57041.73
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.3.1130.0.0.0.0.0.0.0.0.41000.0.0.0.3.52
total0.0.3.1130.0.0.0.0.0.0.0.0.41000.0.0.0.3.52
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.21000.5691.0440.8501.5350.4700.6580.0.5.218
montagnard supérieur0.21002.2291.2400.9440.21000.4710.0.0.21000.21005.316
montagnard inférieur0.0.1.7301.7320.21000.4710.0.0.0.0.0.0.0.4.018
collinéen/submontagnard0.0.0.4710.0.0.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.4714.5173.3222.2291.4371.9310.4700.7500.210014.96
GRsubalpin supérieur0.0.0.0.2.2303.42411.0139.6141.4381.4380.85029.88
subalpin inférieur1.0452.9267.41612.81214.71110.6134.4213.7231.53559.15
montagnard supérieur1.2418.01510.71310.9139.0142.6282.0321.6350.0.45.96
montagnard inférieur0.4713.6234.3214.2212.7271.0450.4710.4710.0.17.010
collinéen/submontagnard0.0.4.1212.8262.8260.8500.6580.0.0.0.0.0.11.112
total2.62818.61027.4834.1738.2624.598.2157.0162.329162.92
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.9431.9300.21000.5561.2400.0.0.4710.0.5.116
montagnard inférieur0.0.4.7196.9151.8321.0430.4710.21000.0.0.0.14.99
collinéen/submontagnard0.0.3.9215.9172.5260.8490.21000.0.0.0.0.47113.710
total0.0.9.51214.794.5192.3281.7320.21000.4710.47133.73
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.9490.0.1.0451.3400.6570.21001.0440.0.5.018
montagnard supérieur0.21001.4384.2213.7221.4370.0.0.0.0.21000.85011.810
montagnard inférieur0.21005.7174.6191.7331.9310.21000.0.0.0.0.47014.89
collinéen/submontagnard0.21003.7214.1201.3370.4710.0.0.0.0.0.0.0.9.712
total0.65711.71112.9107.7145.0190.8500.21001.2401.24041.22
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.21000.4710.5570.5570.21000.0.0.21000.0.2.328
montagnard supérieur0.0.1.2413.8214.0192.7261.3410.5720.6681.14015.18
montagnard inférieur0.0.1.1412.2282.9241.2410.31000.0.0.21000.5578.311
collinéen/submontagnard0.0.0.21001.6360.21000.7490.0.0.0.0.0.0.0.2.726
total0.31002.7268.0147.5145.1181.8340.5720.9491.63228.33
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.0.0.31000.8560.5710.31000.31001.0490.0.3.421
montagnard supérieur0.0.0.5670.9500.21000.0.0.0.0.0.0.0.0.0.1.635
montagnard inférieur0.0.0.8500.6580.5710.31000.0.0.0.0.0.0.0.2.230
collinéen/submontagnard0.0.0.4670.4720.0.0.0.0.0.0.0.0.0.0.0.0.848
total0.31001.7322.2291.5390.8560.31000.31001.0490.0.8.08
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.21000.0.0.471
subalpin inférieur0.4711.4350.4710.4712.1291.9290.4722.3290.0.9.211
montagnard supérieur0.11001.3380.7511.4371.0440.0.0.21000.3690.0.5.117
montagnard inférieur0.0.1.7330.21000.21000.5590.0.0.0.0.0.0.0.2.825
collinéen/submontagnard0.0.1.0450.4740.11000.0.0.0.0.11000.0.0.0.1.633
total0.5595.4161.8332.2293.7211.9290.9452.7260.0.19.14
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur1.1440.9501.3410.8501.4402.6281.6371.0450.75811.312
montagnard supérieur0.8504.1225.7183.0261.3410.6580.5710.5700.210016.510
montagnard inférieur0.0.5.4186.7162.6281.1410.21000.21000.0.0.47116.69
collinéen/submontagnard0.0.4.5193.1231.6350.5710.0.0.21000.0.0.0.9.912
total1.93214.91016.897.9154.3223.6232.4301.5381.24154.53
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.7572.2280.7570.0.0.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.0.2.7254.6171.4380.0.0.0.0.0.0.0.0.0.8.89
total0.0.3.4226.9122.0300.0.0.0.0.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.21000.4720.0.0.21000.0.0.0.0.0.0.0.0.950
montagnard supérieur0.0.0.7591.6350.9450.7510.0.0.0.0.0.0.0.3.922
montagnard inférieur0.0.2.3304.6193.3240.6590.0.0.0.0.0.0.0.10.812
collinéen/submontagnard0.0.4.9194.8184.0222.9260.21000.0.0.0.0.0.16.88
total0.0.8.01411.4118.2144.5200.21000.0.0.0.0.0.32.32
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.0450.6580.8501.1402.3281.4370.21000.21000.4718.013
montagnard supérieur0.0.2.2283.2242.3281.4370.6580.0.0.0.0.75010.411
montagnard inférieur0.21003.7222.0310.9500.4710.0.0.0.0.0.0.4717.513
collinéen/submontagnard0.0.0.21001.1440.0.0.21000.0.0.0.0.0.0.0.1.536
total1.2406.7157.0154.2204.3202.0310.21000.21001.63527.54
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.6291.0450.0.0.8500.0.0.0.0.0.0.0.3.421
collinéen/submontagnard0.21005.6166.0152.7251.5330.21000.0.0.0.0.110016.45
total0.21007.1137.1132.8242.3270.21000.0.0.0.0.110019.93
TIsubalpin supérieur0.0.0.0.0.4710.6580.8501.1410.9451.7330.4715.918
subalpin inférieur0.0.0.6582.2301.9313.8222.9261.3381.7332.23016.610
montagnard supérieur0.0.8.5157.3163.9233.5231.5351.3381.8331.04528.97
montagnard inférieur0.4718.2153.8233.1263.1250.6570.4710.21000.47020.29
collinéen/submontagnard0.210020.499.8142.7273.7231.0450.21000.6580.0.38.55
total0.65837.6623.5812.21214.9117.1164.2216.0183.922110.12
URsubalpin supérieur0.0.0.0.0.0.0.0.0.21000.0.0.0.0.21000.0.0.472
subalpin inférieur0.0.0.3701.4370.4691.1400.7490.5681.0440.0.5.416
montagnard supérieur0.21002.2280.9440.6570.4690.0.0.21000.6580.0.5.017
montagnard inférieur0.0.0.8501.0450.0.0.4710.0.0.0.0.0.0.0.2.229
collinéen/submontagnard0.21000.6560.6560.4710.0.0.0.0.0.0.0.0.0.1.832
total0.4723.9203.9201.4362.1290.7490.6571.8310.0.14.85
VDsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.471
subalpin inférieur0.4711.0444.7205.8185.4195.8181.6352.7270.47127.77
montagnard supérieur0.0.4.62010.2134.6202.5290.21000.6580.0.0.65823.48
montagnard inférieur0.21008.61411.4122.7261.6350.6580.0.0.0.0.0.25.17
collinéen/submontagnard0.0.10.7125.2180.6581.1410.21000.0.0.0.0.0.17.89
total0.65824.9731.5713.81110.6136.8162.3303.1251.04594.52
VSsubalpin supérieur0.0.0.21001.0452.4296.4173.9232.0312.0310.47118.310
subalpin inférieur1.6355.4187.0166.8167.3164.6211.3372.4292.13038.46
montagnard supérieur0.21006.8165.3194.9205.7181.2410.6580.6581.04526.48
montagnard inférieur0.0.4.1212.9252.4270.8500.4710.21000.0.0.0.10.812
collinéen/submontagnard0.21002.8252.9261.4381.6352.1310.8500.21000.0.12.012
total2.13119.2919.0917.91021.8912.1125.0205.2193.523105.92
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.0.0.0.1.3360.0.0.11000.0.0.0.0.0.0.3711.728
montagnard inférieur0.0.0.6570.4720.8490.21000.0.0.0.0.0.0.21002.225
collinéen/submontagnard0.0.0.6570.8470.11000.0.0.0.0.0.0.0.0.0.1.531
total0.0.1.2372.5220.9440.3710.0.0.0.0.0.0.6595.57
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.9500.21000.0.0.0.0.0.0.0.0.0.1.045
montagnard inférieur0.0.3.3246.1173.6231.5370.0.0.0.0.0.0.0.14.510
collinéen/submontagnard0.0.9.21416.696.1172.1300.21000.21000.0.0.210034.45
total0.0.12.51123.679.8133.6220.21000.21000.0.0.210050.01
Suissesubalpin supérieur0.0.0.21003.5246.31818.81014.9115.6196.0181.63556.96
subalpin inférieur7.01721.8931.2838.5749.1637.6717.71120.0108.116231.13
montagnard supérieur4.02261.9576.9553.5640.9712.1137.4168.0169.314274.02
montagnard inférieur1.43882.8589.1446.6624.394.0222.2302.0325.120257.62
collinéen/submontagnard1.538115.54115.1444.2623.996.0192.4310.8501.141310.52
total13.912282.22315.92189.13157.0374.6535.4736.8725.291130.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813780/280111
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.1412.7250.9450.0.0.0.0.0.0.21000.0.4.818
collinéen/submontagnard0.210014.21018.187.2142.8250.4710.0.0.0.0.0.42.83
total0.210015.2920.878.1142.8250.4710.0.0.21000.0.47.62
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.4710.11000.21000.21000.0.0.21000.0.0.0.1.039
montagnard supérieur0.0.1.4290.3710.0.0.21000.0.0.5570.0.0.0.2.420
montagnard inférieur0.0.1.0340.21000.11000.0.0.0.0.0.0.0.0.0.1.430
collinéen/submontagnard0.0.0.21000.0.0.0.0.11000.0.0.0.0.0.0.0.0.371
total0.0.3.0170.6490.3710.5570.0.0.7480.0.0.0.5.09
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.4742.2240.4550.11000.0.0.0.0.0.0.21000.11003.517
montagnard inférieur0.0.2.2241.5320.11000.0.0.0.0.0.0.0.0.0.3.917
collinéen/submontagnard0.0.0.4580.11000.21000.0.0.0.0.0.0.0.0.0.0.846
total0.4744.8142.0260.5610.0.0.0.0.0.0.21000.11008.16
BEsubalpin supérieur0.0.0.0.0.0.0.0.0.4710.0.0.9450.0.0.0.1.338
subalpin inférieur0.7505.3183.5223.9215.5183.8214.6191.8310.75030.07
montagnard supérieur0.65711.21212.8119.3137.9142.0300.7501.2383.22348.95
montagnard inférieur0.0.13.91114.81011.3124.3200.4710.9450.4712.62648.65
collinéen/submontagnard0.210013.11117.1104.6192.8250.21000.4710.0.0.47138.66
total1.53543.6648.2529.2720.896.3177.6153.4236.916167.41
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.1.9322.7250.6590.5560.0.0.0.0.31000.21006.115
collinéen/submontagnard0.0.5.1186.1161.8330.8510.21000.0.0.0.0.0.13.97
total0.0.6.9149.0112.4281.3370.21000.0.0.31000.210020.23
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.0.1.2371.0411.0412.3270.6570.7500.3710.0.7.214
montagnard supérieur0.0.3.5213.6212.0281.6330.6580.21000.0.0.85012.210
montagnard inférieur0.0.6.0164.5201.3380.9440.0.0.0.0.3700.0.13.010
collinéen/submontagnard0.0.3.6232.4271.7330.7500.7580.0.0.0.0.0.9.113
total0.0.14.3911.6116.0165.5171.8331.0410.6490.85041.73
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.2.3210.31000.0.0.0.0.0.0.31000.0.0.0.2.815
total0.0.2.3210.31000.0.0.0.0.0.0.31000.0.0.0.2.815
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.3710.21000.4690.9440.9451.7310.3700.5580.0.5.317
montagnard supérieur0.3711.9291.4350.8450.3690.3710.0.0.5580.11005.815
montagnard inférieur0.0.1.6291.5320.21000.4720.0.0.0.0.0.0.0.3.718
collinéen/submontagnard0.0.0.4720.3690.0.0.0.0.0.0.0.0.0.0.0.0.749
total0.6494.2173.7191.9291.5322.1280.3701.0410.110015.56
GRsubalpin supérieur0.0.0.0.2.3283.42311.7129.6131.4351.4350.94530.77
subalpin inférieur1.1413.8217.71412.31114.3119.7134.2203.4221.43557.95
montagnard supérieur1.1417.31511.31210.5138.8143.0241.7321.5330.0.45.35
montagnard inférieur0.4713.5224.7194.2202.5261.4350.5580.3710.0.17.69
collinéen/submontagnard0.0.3.8203.0242.9240.9450.6580.0.0.0.0.0.11.011
total2.52718.4929.1733.2738.2624.287.9156.7162.228162.52
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.8431.7310.21000.5571.0400.0.0.5570.0.4.616
montagnard inférieur0.0.4.2196.5151.8301.3360.4710.21000.0.0.0.14.38
collinéen/submontagnard0.0.4.2195.6172.8241.2370.21000.0.0.0.0.47114.49
total0.0.9.21213.894.8183.0231.6320.21000.5570.47133.32
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.1.0440.21000.9451.3370.6570.21001.1410.0.5.317
montagnard supérieur0.21001.2384.2203.6211.5330.0.0.0.0.21000.75011.610
montagnard inférieur0.21005.1175.1171.6311.7310.4710.0.0.0.0.47014.49
collinéen/submontagnard0.21004.1194.1191.2340.5570.0.0.0.0.0.0.0.10.111
total0.65711.41113.697.3145.1180.9440.21001.3371.14141.42
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.21000.3710.7490.5570.21000.0.0.3710.0.2.426
montagnard supérieur0.0.1.2374.2194.2182.6251.1410.4720.5681.04015.17
montagnard inférieur0.0.1.2372.0272.5241.2370.21000.0.0.21000.5577.711
collinéen/submontagnard0.0.0.4691.6330.11000.6490.0.0.0.0.0.0.0.2.724
total0.21002.9238.1137.5134.8171.5340.4721.0451.43327.93
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.5680.0.0.21000.7560.5710.21000.21000.9490.0.3.221
montagnard supérieur0.0.0.4681.3360.11000.0.0.0.0.0.0.0.0.0.1.928
montagnard inférieur0.0.0.7500.5580.5710.21000.0.0.0.0.0.0.0.1.930
collinéen/submontagnard0.0.0.5580.5580.0.0.0.0.0.0.0.0.0.0.0.1.139
total0.5681.7322.6231.3390.7560.21000.21000.9490.0.8.17
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.21000.21000.0.0.558
subalpin inférieur0.4711.8290.4710.4711.9301.9280.5582.3260.0.9.510
montagnard supérieur0.11001.3350.7511.3371.1400.0.0.21000.3690.0.4.917
montagnard inférieur0.0.1.9290.4680.21000.5580.0.0.0.0.0.0.0.3.022
collinéen/submontagnard0.0.0.9450.3730.11000.0.0.0.0.11000.0.0.0.1.533
total0.5585.9141.8301.9293.4212.1271.0412.7240.0.19.43
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.21000.0.0.471
subalpin inférieur1.0440.8501.3380.7501.3382.5271.6351.3380.65811.012
montagnard supérieur1.4374.1215.3182.7261.7330.7500.4710.4700.210016.89
montagnard inférieur0.0.5.4176.4152.5271.0410.21000.21000.0.0.37116.09
collinéen/submontagnard0.0.4.2183.9201.7310.4710.0.0.21000.0.0.0.10.311
total2.32814.41016.997.6154.5203.6222.3281.8311.04154.63
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.8492.4250.8490.0.0.0.0.0.0.0.0.0.4.018
collinéen/submontagnard0.0.2.8234.3171.2380.0.0.0.0.0.0.0.0.0.8.49
total0.0.3.6206.8112.0280.0.0.0.0.0.0.0.0.0.12.42
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.21000.4710.0.0.21000.0.0.0.0.0.0.0.0.850
montagnard supérieur0.0.0.6591.4361.0410.7510.0.0.0.0.0.0.0.3.621
montagnard inférieur0.0.2.3284.9172.9241.1410.0.0.0.0.0.0.0.11.210
collinéen/submontagnard0.0.5.3174.6183.8212.8250.4710.0.0.0.0.0.16.87
total0.0.8.31311.2107.7144.8180.4710.0.0.0.0.0.32.52
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.9450.5580.8441.5332.1281.6320.11000.21000.4718.112
montagnard supérieur0.0.2.5253.2232.0281.4350.7500.0.0.0.0.94010.811
montagnard inférieur0.21003.9202.0300.8500.4720.0.0.0.0.0.0.4717.613
collinéen/submontagnard0.0.0.4711.0440.0.0.21000.0.0.0.0.0.0.0.1.634
total1.1407.3147.0154.3194.0202.3270.11000.21001.73228.04
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.6271.5340.0.0.8500.0.0.0.0.0.0.0.3.819
collinéen/submontagnard0.21005.4155.9152.5251.4340.21000.0.0.0.0.110015.75
total0.21007.0127.4122.6242.1280.21000.0.0.0.0.110019.73
TIsubalpin supérieur0.0.0.0.0.3710.5580.7501.2381.2381.7310.3716.016
subalpin inférieur0.0.1.0412.1291.9303.9203.1231.2381.9301.93017.19
montagnard supérieur0.0.8.8137.1154.1213.3231.4351.4351.8321.04128.97
montagnard inférieur0.4717.8153.8222.8263.3230.5570.5580.4710.37019.89
collinéen/submontagnard0.210020.189.4133.1243.5230.9450.21000.5580.0.37.85
total0.55837.8622.7812.41214.7107.0154.5196.3163.722109.62
URsubalpin supérieur0.0.0.0.0.0.0.0.0.21000.0.0.0.0.21000.0.0.371
subalpin inférieur0.21000.5581.2370.3691.0400.8440.4691.4350.21005.914
montagnard supérieur0.21002.2260.8440.7490.5570.0.0.21000.7500.0.5.215
montagnard inférieur0.0.0.9441.0400.0.0.4710.0.0.0.0.0.0.0.2.226
collinéen/submontagnard0.21000.5560.7410.3710.0.0.0.0.0.0.0.0.0.1.725
total0.5574.1183.7191.4342.0280.8440.5572.2260.210015.45
VDsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.471
subalpin inférieur0.4710.9445.1185.3175.3186.4161.4352.3270.55827.67
montagnard supérieur0.0.4.3199.5134.8192.3270.21000.5580.21000.55822.47
montagnard inférieur0.21008.71311.2113.0231.4350.5580.0.0.0.0.0.25.17
collinéen/submontagnard0.0.11.1115.1181.0411.3350.21000.0.0.0.0.0.18.88
total0.55825.1731.0614.21010.3127.3152.0302.9251.14194.22
VSsubalpin supérieur0.0.0.21001.0412.4266.2163.8222.1291.9300.47117.99
subalpin inférieur1.4355.3176.9156.9157.3154.2201.9302.1291.93038.05
montagnard supérieur0.4717.6155.9175.0185.6171.2380.5580.7501.14128.07
montagnard inférieur0.0.3.6212.9242.3260.8450.3710.21000.0.0.0.10.212
collinéen/submontagnard0.21003.6212.9251.3381.6332.0300.7500.21000.0.12.411
total2.03020.2819.6917.9921.5811.6125.4184.9193.323106.52
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.0.0.0.1.1360.3730.11000.0.0.0.0.0.0.4571.924
montagnard inférieur0.0.0.7480.3730.7500.21000.0.0.0.0.0.0.21002.124
collinéen/submontagnard0.0.0.7470.7470.11000.0.0.0.0.0.0.0.0.0.1.528
total0.0.1.4312.2231.1360.3710.0.0.0.0.0.0.6505.76
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.21000.7500.21000.0.0.0.0.0.0.0.0.0.1.141
montagnard inférieur0.0.3.5225.5173.5221.5350.0.0.0.0.0.0.0.14.010
collinéen/submontagnard0.0.9.31316.096.1162.4260.21000.21000.0.0.210034.34
total0.0.13.01022.279.8123.9200.21000.21000.0.0.210049.41
Suissesubalpin supérieur0.0.0.21003.7226.31719.0915.0116.0176.0171.63357.75
subalpin inférieur7.01623.0932.0737.7748.4637.3717.61019.797.615230.32
montagnard supérieur4.52062.9577.1552.9640.0612.2126.7168.71410.113275.22
montagnard inférieur1.33883.5489.1444.7624.384.2202.5272.0314.919256.62
collinéen/submontagnard1.338116.54114.0443.8624.085.9182.0300.7501.041309.22
total14.211286.02315.92185.43155.8374.7534.9737.0725.181128.91
© WSL, Inventaire forestier national suisse, 26.05.2020 #813781/280112
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4371.8331.0440.6570.0.0.0.0.0.0.0.4.819
collinéen/submontagnard0.85014.11016.894.8193.9211.2400.21000.0.0.210041.93
total0.85015.5918.685.8184.4201.2400.21000.0.0.210046.72
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.8480.0.0.0.0.21000.0.1.043
montagnard supérieur0.0.0.0.0.8450.9420.4680.21000.0.0.0.0.0.2.422
montagnard inférieur0.0.0.0.0.5570.21000.7500.0.0.0.0.0.0.0.1.431
collinéen/submontagnard0.0.0.0.0.0.0.4720.0.0.0.0.0.0.0.0.0.0.472
total0.0.0.0.1.4341.5311.9270.21000.0.0.21000.0.5.19
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.2.3260.6480.21000.31000.0.0.0.0.31000.0.3.518
montagnard inférieur0.0.3.1220.31000.0.0.21000.0.0.21000.0.0.0.3.720
collinéen/submontagnard0.0.0.7490.0.0.0.0.31000.0.0.0.0.0.0.0.0.945
total0.0.6.0120.9450.21000.7560.0.0.21000.31000.0.8.16
BEsubalpin supérieur0.0.0.0.0.21000.0.0.0.0.21000.4700.4710.0.1.241
subalpin inférieur2.5282.7263.9224.3213.6233.1254.2222.7271.83328.87
montagnard supérieur1.4377.81613.4115.4196.0183.7232.3300.8503.72344.46
montagnard inférieur0.65814.41116.2104.2215.9182.0311.2410.4702.23047.25
collinéen/submontagnard1.04511.41314.4117.4163.5241.0450.4710.0.0.47139.56
total5.61836.3748.0521.3919.11010.0148.4154.3218.115161.11
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.2.4292.1310.7580.6580.21000.0.0.21000.0.6.216
collinéen/submontagnard0.6525.0194.8191.5370.8500.4670.0.0.0.0.0.13.18
total0.6527.4147.2142.2311.4370.6560.0.0.21000.0.19.64
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.7560.6580.9440.7491.3380.6580.8501.0450.0.6.616
montagnard supérieur0.9491.7324.4191.7330.8510.5700.8500.21000.85011.611
montagnard inférieur0.7563.4234.5210.8551.3411.0480.7590.21000.0.12.511
collinéen/submontagnard0.0.3.2251.8351.2401.6370.8580.21000.31000.0.9.014
total2.3288.71311.7114.4215.0202.8272.4291.6350.85039.73
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.0.0.0.8662.0320.41000.0.0.0.0.0.0.0.3.113
total0.0.0.0.0.8662.0320.41000.0.0.0.0.0.0.0.3.113
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.4710.6570.21001.0430.8500.8500.21000.4714.619
montagnard supérieur0.21002.7250.21000.21000.9440.21000.4710.0.0.21005.017
montagnard inférieur0.0.2.3260.5570.21000.6570.21000.0.0.0.0.0.3.818
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.4715.6151.5330.6572.5261.2401.1400.21000.55713.87
GRsubalpin supérieur0.0.0.4711.8333.3248.1156.0182.2300.6582.62824.98
subalpin inférieur1.6353.9226.4176.71710.8136.8175.5195.7184.92052.35
montagnard supérieur2.5297.0169.4146.1175.7182.8271.5351.8334.92041.56
montagnard inférieur0.21003.5233.4241.7331.4381.4381.0441.8330.65815.011
collinéen/submontagnard0.0.2.6272.4281.2402.6270.8500.4710.21000.47110.712
total4.32217.41023.4819.0928.5817.81010.61310.01413.412144.52
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.21000.6581.7310.3670.8500.4690.0.0.4710.0.4.318
montagnard inférieur0.21003.6224.5193.5221.8330.4710.21000.21000.47114.79
collinéen/submontagnard0.0.3.1246.5161.4372.0310.6580.21000.0.0.0.13.710
total0.4717.21512.6105.2184.5201.4360.4700.6570.47132.83
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4701.1440.6580.21000.4710.7570.4710.6570.0.4.420
montagnard supérieur0.8494.1213.0251.0441.5360.8500.0.0.0.0.210011.311
montagnard inférieur0.4714.5193.5221.5352.7261.4370.0.0.0.0.210014.29
collinéen/submontagnard0.0.2.9253.1241.0441.7320.6580.0.0.0.0.21009.512
total1.63412.51110.2123.7226.3173.4230.4710.6570.65739.43
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.5570.9430.5720.21000.0.0.0.0.0.2.129
montagnard supérieur0.0.0.4714.8183.2232.6251.1451.0470.21001.33614.48
montagnard inférieur0.0.0.9433.5202.0291.2420.21000.0.0.0.0.3718.111
collinéen/submontagnard0.0.0.8500.6580.4730.21000.7490.0.0.0.0.0.2.726
total0.0.2.0289.5116.5154.3202.1301.0470.21001.63227.33
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.31000.5710.0.0.31000.31001.1470.0.0.0.2.626
montagnard supérieur0.0.1.0490.6570.0.0.0.0.0.0.0.0.0.0.0.1.635
montagnard inférieur0.21001.0420.31000.21000.0.0.5680.0.0.0.0.0.2.230
collinéen/submontagnard0.0.0.21000.21000.21000.31000.0.0.0.0.0.0.0.0.848
total0.5722.4251.6360.4670.5710.8561.1470.0.0.0.7.29
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.0.0.471
subalpin inférieur0.9450.4721.2400.6591.7330.4711.3381.3370.7508.412
montagnard supérieur0.21000.6592.7250.11000.8500.0.0.11000.4690.21005.117
montagnard inférieur0.21000.9491.3390.0.0.0.0.3720.0.0.0.0.0.2.825
collinéen/submontagnard0.0.0.8510.3720.3690.0.0.0.0.0.0.0.0.0.1.435
total1.3372.6265.5161.0412.4260.7501.8311.7320.94518.14
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur1.0450.5700.21001.3412.5292.5300.8500.6580.0.9.414
montagnard supérieur0.9503.3253.1252.1322.6291.0450.5710.7570.47114.610
montagnard inférieur0.0.4.7204.9181.5353.3240.21000.4710.0.0.0.14.910
collinéen/submontagnard0.0.3.8212.0291.5352.1300.21000.0.0.0.0.0.9.712
total1.93312.31110.3126.41710.5134.1221.7351.3410.47148.84
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.7341.4360.5700.0.0.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.21004.3182.3281.3390.21000.4690.0.0.0.0.0.8.89
total0.21006.0143.7201.8330.21000.4690.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.4720.0.0.21000.0.0.0.0.0.0.0.0.0.0.758
montagnard supérieur0.0.1.3381.4380.9500.3700.0.0.0.0.0.0.0.3.922
montagnard inférieur0.0.3.4234.6201.2381.0460.4720.0.0.0.0.0.10.612
collinéen/submontagnard0.21006.3166.6162.0330.7580.4720.0.0.0.0.210016.58
total0.210011.41112.6104.3212.0320.8510.0.0.0.0.210031.62
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.8490.0.0.7491.8331.7320.6581.1421.2410.0.7.913
montagnard supérieur0.6571.1403.5221.1401.3370.8500.21000.6580.4719.612
montagnard inférieur0.0.1.1423.4231.3400.4710.21000.0.0.0.0.21006.614
collinéen/submontagnard0.0.0.4710.4690.4710.21000.0.0.0.0.0.0.0.1.536
total1.4362.6278.0134.7193.6211.6351.3381.8330.65825.54
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.6301.0450.11000.6580.0.0.0.0.0.0.0.3.421
collinéen/submontagnard1.2373.8206.5151.8292.0300.8450.0.0.0.0.0.16.15
total1.2375.4157.7131.9272.6260.8450.0.0.0.0.0.19.63
TIsubalpin supérieur0.0.0.21000.21000.4710.6570.6571.5351.0450.21004.620
subalpin inférieur0.0.0.8501.5351.7332.9262.3291.2413.3240.85014.511
montagnard supérieur0.8509.0145.7182.6282.4291.7332.5270.6581.73327.07
montagnard inférieur0.0.7.9164.0231.7332.2300.6581.2410.31000.210018.010
collinéen/submontagnard0.0.10.41311.9125.9183.6231.5352.0310.21000.210035.76
total0.85028.1723.4812.41211.7136.7178.4155.3193.12599.92
URsubalpin supérieur0.0.0.21000.0.0.0.0.21000.0.0.0.0.0.0.0.0.472
subalpin inférieur0.21000.8500.6560.4710.8500.7500.7570.21000.21004.518
montagnard supérieur0.3701.0430.6570.4691.4370.4710.21000.21000.0.4.318
montagnard inférieur0.0.0.8491.0450.21000.21000.0.0.0.0.0.0.0.2.229
collinéen/submontagnard0.0.0.8480.21000.21000.21000.0.0.0.0.0.0.0.1.436
total0.5563.6202.4271.1392.7251.1400.8490.4720.210012.96
VDsubalpin supérieur0.0.0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.2100
subalpin inférieur0.4710.8502.3302.0319.4146.0172.0311.9331.04425.77
montagnard supérieur0.21003.3245.4194.9205.1190.4710.0.0.21001.93321.38
montagnard inférieur1.8337.9159.2142.3291.9311.0440.0.0.0.0.0.24.18
collinéen/submontagnard0.0.6.4164.6202.5271.2400.8490.0.0.4710.47116.39
total2.42818.3921.6911.91217.6108.2152.0312.4293.22487.72
VSsubalpin supérieur0.0.0.4710.4711.8334.2213.9233.0263.1260.65717.310
subalpin inférieur1.0454.0216.3164.7205.1194.2214.9204.5211.83336.46
montagnard supérieur0.6583.9225.4182.9263.8231.2412.0312.3301.83323.88
montagnard inférieur0.0.2.3283.6221.3371.1400.6580.6570.4710.65710.612
collinéen/submontagnard0.21002.0292.6280.8501.8331.3401.0451.1440.210011.013
total1.93312.51118.2911.51216.01011.21311.51311.3134.92099.02
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.11000.0.0.11000.5670.4670.4510.0.0.0.0.21001.728
montagnard inférieur0.0.0.0.0.21000.5670.6590.6570.0.0.0.0.21002.027
collinéen/submontagnard0.0.0.0.0.21001.0420.21000.11000.0.0.0.0.0.1.531
total0.3670.0.0.5561.9261.1381.2330.0.0.0.0.4675.48
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.6580.21000.21000.0.0.0.0.0.0.0.1.045
montagnard inférieur0.9503.3254.5213.4241.0450.6580.21000.0.0.210014.110
collinéen/submontagnard0.5699.51313.6105.3193.2251.2410.0.0.0.0.47233.75
total1.33912.81118.788.9144.4211.8330.21000.0.0.65848.82
Suissesubalpin supérieur0.0.1.2412.6285.71813.01210.8137.6165.0203.42449.36
subalpin inférieur10.21416.41126.4825.8942.6729.3824.7923.3911.513210.13
montagnard supérieur9.81450.6667.8534.8737.1715.61111.4138.41517.510252.92
montagnard inférieur5.22075.9580.2530.0829.3811.8135.6193.4245.020246.42
collinéen/submontagnard4.72092.74103.1444.4732.4812.6124.3212.1322.728299.22
total29.98236.83279.92140.64154.5380.1553.6642.2740.171057.81
© WSL, Inventaire forestier national suisse, 26.05.2020 #813782/280113
IFN4
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4372.2290.6580.4700.0.0.0.0.0.0.21004.819
collinéen/submontagnard0.47114.91016.494.8194.4211.0450.21000.0.0.0.41.93
total0.47116.3918.685.4184.8201.0450.21000.0.0.210046.72
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.4720.6570.0.0.0.0.0.0.0.1.043
montagnard supérieur0.21001.4320.4720.21000.0.0.21000.0.0.0.0.0.2.422
montagnard inférieur0.0.0.7470.3670.21000.0.0.0.0.21000.0.0.0.1.431
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.472
total0.21002.2230.9420.8490.6570.21000.21000.0.0.0.5.19
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.1.4341.0400.4730.21000.31000.0.0.31000.0.3.518
montagnard inférieur0.0.1.9311.3360.21000.0.0.4710.0.0.0.0.0.3.720
collinéen/submontagnard0.0.0.5550.21000.31000.0.0.0.0.0.0.0.0.0.0.945
total0.0.3.8192.5240.8490.21000.6590.0.0.31000.0.8.16
BEsubalpin supérieur0.21000.0.0.0.0.0.0.0.0.0.0.6580.4700.0.1.241
subalpin inférieur1.8334.6202.7261.6355.3192.7274.2222.6273.22528.87
montagnard supérieur1.24110.61311.2135.0197.3162.4290.6580.9445.21944.46
montagnard inférieur0.210017.11012.7125.2195.1201.0450.8501.0454.12147.25
collinéen/submontagnard0.65811.81315.4113.2255.8181.2410.0.0.0.1.43839.56
total4.12244.1642.1615.01123.597.2166.2185.02013.912161.11
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.2.5292.3280.9500.4710.0.0.0.0.0.0.0.6.216
collinéen/submontagnard0.0.5.4184.4201.5381.6350.21000.0.0.0.0.0.13.18
total0.0.8.0136.9142.4292.1310.21000.0.0.0.0.0.19.64
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4710.6570.7500.3700.9451.0451.5370.8500.4716.616
montagnard supérieur0.4712.9242.2282.4271.1411.4391.0450.0.0.310011.611
montagnard inférieur0.0.5.3183.4251.4371.0490.5700.21000.8500.0.12.511
collinéen/submontagnard1.0484.9201.8350.5720.9510.0.0.0.0.0.0.0.9.014
total1.73513.6108.2144.5194.0232.9252.7271.5350.65939.73
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.41001.2501.2500.0.0.41000.0.0.0.0.0.0.0.3.113
total0.41001.2501.2500.0.0.41000.0.0.0.0.0.0.0.3.113
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.5690.21000.21000.6570.9441.2400.7500.21004.619
montagnard supérieur0.0.1.6341.4370.21000.5570.5570.5570.21000.0.5.017
montagnard inférieur0.0.1.7310.9420.21000.5550.0.0.21000.21000.0.3.818
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.0.3.9202.7250.7561.7321.5342.0311.1400.210013.87
GRsubalpin supérieur0.21000.8501.8331.8336.1188.1152.6272.5281.04524.98
subalpin inférieur1.8333.1254.7207.01611.4137.4165.5197.7163.82352.35
montagnard supérieur1.6357.41610.1134.5205.4194.0222.6283.2252.72741.56
montagnard inférieur0.4712.7273.4242.6272.3291.2410.8501.0450.65815.011
collinéen/submontagnard0.0.3.3242.7271.7332.2300.4710.21000.4710.0.10.712
total4.12217.31022.7917.51027.4821.0911.71314.8118.015144.52
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.9441.3350.6580.4710.6550.0.0.4710.21004.318
montagnard inférieur0.0.6.4163.9211.8330.8500.6580.21000.0.1.04414.79
collinéen/submontagnard0.0.5.3184.7191.2401.8320.21000.0.0.0.0.65813.710
total0.0.12.7109.9123.5232.9251.4370.21000.4711.83232.83
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.9490.8490.4710.8500.4700.21000.6580.21004.420
montagnard supérieur0.6573.0253.1250.8502.4280.21000.21000.0.1.04411.311
montagnard inférieur0.21005.2184.9191.8331.4370.21000.0.0.0.0.65714.29
collinéen/submontagnard0.0.2.5264.0210.6571.4380.6570.0.0.0.0.4719.512
total0.84911.61112.8103.6235.9171.4370.4700.6582.22939.43
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4710.21001.4380.0.0.0.0.0.0.21002.129
montagnard supérieur0.0.2.0312.4262.9241.4370.8530.21000.7574.11914.48
montagnard inférieur0.0.1.0392.6251.4381.8320.0.0.0.0.6590.7498.111
collinéen/submontagnard0.0.0.6601.0450.4720.21000.21000.21000.0.0.21002.726
total0.0.3.6226.3154.8184.7191.0470.4691.4395.11727.33
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.5710.31000.0.0.8560.31000.5710.0.0.0.2.626
montagnard supérieur0.0.1.0470.21000.0.0.21000.0.0.0.0.0.0.21001.635
montagnard inférieur0.0.0.9500.9500.0.0.0.0.21000.0.0.31000.0.2.230
collinéen/submontagnard0.0.0.4670.31000.0.0.21000.0.0.0.0.0.0.0.0.848
total0.31002.8251.6360.0.1.1440.5710.5710.31000.21007.29
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.21000.0.0.0.0.471
subalpin inférieur0.6581.3341.4360.21001.4351.6330.21001.2390.3728.412
montagnard supérieur0.0.1.0431.8320.4701.1410.0.0.21000.21000.4725.117
montagnard inférieur0.0.1.5350.7580.21000.0.0.11000.21000.0.0.0.2.825
collinéen/submontagnard0.21000.6590.3690.0.0.21000.11000.0.0.0.0.0.1.435
total0.8494.5174.2200.9492.7242.1290.8501.4360.75118.14
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur0.4711.1450.9490.7581.1441.5371.3412.2310.21009.414
montagnard supérieur0.4713.6244.7201.6371.9331.6350.4710.4710.0.14.610
montagnard inférieur0.21006.4165.2181.0450.8500.8500.4700.21000.0.14.910
collinéen/submontagnard0.21004.9183.5220.6580.21000.0.0.0.0.0.0.21009.712
total1.24116.0914.2103.9234.0224.2222.0312.8270.47148.84
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.2392.1290.0.0.21000.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.0.3.9193.9200.6550.21000.21000.0.0.0.0.0.8.89
total0.0.5.2166.0140.6550.4690.21000.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4720.21000.0.0.0.0.0.0.0.0.0.0.758
montagnard supérieur0.0.0.9501.6330.6590.6590.0.0.21000.0.0.0.3.922
montagnard inférieur0.0.3.4243.8221.5371.4380.6590.0.0.0.0.0.10.612
collinéen/submontagnard0.0.5.5185.0192.5282.4280.6580.5710.0.0.0.16.58
total0.0.9.81210.8114.8194.3201.2410.7580.0.0.0.31.62
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.5580.7501.0450.6582.1311.0440.4711.2400.4717.913
montagnard supérieur0.4712.6263.0250.7500.9440.4710.8500.3700.4719.612
montagnard inférieur0.0.2.8251.9320.9500.6560.21000.0.0.21000.0.6.614
collinéen/submontagnard0.0.0.8490.4690.21000.0.0.0.0.0.0.0.0.0.1.536
total0.9457.0156.3152.4283.6231.6341.2411.7320.95025.54
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.0.4571.9290.4730.5590.21000.0.0.0.0.0.3.421
collinéen/submontagnard0.0.5.6164.6183.8201.2360.5600.0.0.4730.0.16.15
total0.0.6.0156.6144.1191.7300.7500.0.0.4730.0.19.63
TIsubalpin supérieur0.0.0.0.0.21000.4711.1411.0450.6571.0450.4714.620
subalpin inférieur0.0.1.8331.9311.2414.0211.5350.8511.9311.33814.511
montagnard supérieur0.6589.4145.2181.8333.0262.2301.7332.2301.04527.07
montagnard inférieur0.0.7.8155.6190.6581.0450.6571.6360.4710.47118.010
collinéen/submontagnard0.0.17.998.5151.0453.3240.8503.8230.6580.0.35.76
total0.65836.8621.494.92012.5126.0188.5156.0183.22599.92
URsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.21000.21000.472
subalpin inférieur0.0.0.4710.8480.21000.6571.0440.3700.9440.21004.518
montagnard supérieur0.0.1.2380.8490.4690.6570.0.0.21000.3700.9434.318
montagnard inférieur0.0.1.2400.6570.0.0.5680.0.0.0.0.0.0.0.2.229
collinéen/submontagnard0.0.0.6560.4710.21000.0.0.0.0.0.0.0.0.21001.436
total0.0.3.3212.6250.8491.7341.0440.5571.5341.53412.96
VDsubalpin supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
subalpin inférieur0.4711.9314.5211.6357.6155.2191.6351.4381.43725.77
montagnard supérieur0.0.6.2177.5152.3302.6271.4380.21000.0.1.24121.38
montagnard inférieur0.21009.9138.7141.7333.0250.21000.0.0.0.0.47124.18
collinéen/submontagnard0.21007.6154.8191.5351.7330.21000.21000.0.0.0.16.39
total0.85025.6725.677.11615.0117.0162.0311.4383.02587.72
VSsubalpin supérieur0.6580.0.1.4381.4374.7204.6210.8501.0442.82617.310
subalpin inférieur1.6356.4174.0213.5237.1164.4211.3382.3295.81836.46
montagnard supérieur0.4716.0174.2212.9265.3192.3300.8500.0.1.83323.88
montagnard inférieur0.0.2.9252.4290.9442.2281.2400.4710.21000.47110.612
collinéen/submontagnard0.21003.1241.2410.6582.5291.9330.4710.6580.65811.013
total2.92618.3913.1119.31421.8914.3113.7234.12211.41399.02
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.0.0.3670.6570.21000.11000.3710.21000.0.0.0.1.728
montagnard inférieur0.0.0.21000.4711.0420.21000.0.0.0.0.0.0.11002.027
collinéen/submontagnard0.0.0.21000.21000.9390.21000.0.0.0.0.0.0.0.1.531
total0.11000.8491.2382.0260.6590.3710.21000.0.0.11005.48
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.6580.21000.21000.0.0.0.0.0.0.0.0.0.1.045
montagnard inférieur0.0.3.5245.9181.7352.6280.21000.0.0.21000.0.14.110
collinéen/submontagnard0.210010.91210.8126.0183.8220.8500.21000.6580.47033.75
total0.210015.01016.997.9156.4171.0450.21000.8500.47048.82
Suissesubalpin supérieur1.0450.8503.6243.52312.01314.1124.8205.1204.32149.36
subalpin inférieur8.01623.9924.7918.41045.8628.9819.01023.7917.710210.13
montagnard supérieur5.81964.0563.2528.1834.9718.6109.9149.11519.310252.92
montagnard inférieur1.24187.9577.9525.9926.998.2165.1205.0208.515246.42
collinéen/submontagnard3.426112.6496.0431.9834.478.8155.6192.6283.922299.22
total19.510289.12265.42107.74153.9378.5544.4745.5653.861057.81
© WSL, Inventaire forestier national suisse, 26.05.2020 #813783/280114
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2004/06
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4371.8331.0440.6570.0.0.0.0.0.0.0.4.819
collinéen/submontagnard0.85014.51016.895.0194.1211.4370.21000.0.0.210042.93
total0.85016.0918.686.0174.7191.4370.21000.0.0.210047.72
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.8480.0.0.0.0.21000.0.1.043
montagnard supérieur0.0.0.0.0.8450.9420.4680.21000.21000.0.0.0.2.622
montagnard inférieur0.0.0.0.0.5570.21000.7500.0.0.0.0.0.0.0.1.431
collinéen/submontagnard0.0.0.0.0.0.0.4720.0.0.0.0.0.0.0.0.0.0.472
total0.0.0.0.1.4341.5311.9270.21000.21000.21000.0.5.310
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.2.3260.6480.21000.31000.0.0.0.0.31000.0.3.518
montagnard inférieur0.0.3.1220.31000.0.0.21000.0.0.21000.0.0.0.3.720
collinéen/submontagnard0.0.0.7490.0.0.0.0.31000.0.0.0.0.0.0.0.0.945
total0.0.6.0120.9450.21000.7560.0.0.21000.31000.0.8.16
BEsubalpin supérieur0.0.0.0.0.21000.0.0.21000.4710.6570.4710.0.1.933
subalpin inférieur2.7272.9264.5214.5213.6234.7205.8183.3242.03134.07
montagnard supérieur1.4378.01514.6115.4196.5174.0223.0261.4383.72348.05
montagnard inférieur0.65815.01116.2104.2215.9182.0311.2410.6582.42948.25
collinéen/submontagnard1.04511.81314.8117.4163.5241.0450.4710.0.0.47140.36
total5.81837.7650.2521.5919.71012.21211.0135.7188.615172.31
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.31000.21000.0.0.0.0.0.0.0.0.0.0.0.0.571
montagnard inférieur0.0.2.4292.3290.7580.6580.21000.0.0.21000.0.6.416
collinéen/submontagnard0.6525.0195.0191.8350.8500.4670.0.0.0.0.0.13.68
total0.6527.7137.6132.5291.4370.6560.0.0.21000.0.20.43
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.7560.6580.9440.7491.3380.6581.0441.4370.0.7.215
montagnard supérieur0.9491.9314.6191.7331.0450.5700.8500.21000.85012.210
montagnard inférieur0.7563.6224.5210.8551.3411.0480.9510.21000.0.12.910
collinéen/submontagnard0.0.3.2251.8351.2401.6370.8580.21000.31000.21009.214
total2.3289.11211.9114.4215.2192.8273.0262.0311.04541.72
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.0.0.0.8662.0320.41000.6750.0.0.0.0.0.3.75
total0.0.0.0.0.8662.0320.41000.6750.0.0.0.0.0.3.75
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.4710.8500.21001.2401.0441.0450.21000.5585.517
montagnard supérieur0.21003.1230.21000.21001.1400.21000.4710.0.0.21005.516
montagnard inférieur0.0.2.5250.5570.21000.6570.21000.0.0.0.0.0.4.018
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.4716.2141.7320.6572.9241.4371.4380.21000.75015.46
GRsubalpin supérieur0.0.0.4712.2303.5239.11411.1133.6231.4382.82634.17
subalpin inférieur1.6355.0197.2167.91512.0129.5147.7166.5176.11863.55
montagnard supérieur2.5298.4159.6146.6176.3174.6213.2252.0325.41948.55
montagnard inférieur0.21004.3213.6231.9311.9322.2301.4381.8331.04518.310
collinéen/submontagnard0.0.2.8262.6271.2402.6271.0450.4710.21000.47111.312
total4.32221.0925.2821.1931.9728.3816.41111.91315.711175.82
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.21000.6581.7310.3670.8500.4690.0.0.9430.0.4.916
montagnard inférieur0.21003.6224.5193.5221.8330.4710.21000.21000.47114.79
collinéen/submontagnard0.0.3.1246.7161.4372.0310.6580.21000.0.0.0.13.99
total0.4717.21512.8105.2184.5201.4360.4701.1380.47133.52
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4701.3400.6580.21000.6570.9490.4710.6570.0.5.018
montagnard supérieur1.0444.3213.0251.0441.7340.8500.0.0.0.0.210012.010
montagnard inférieur0.4714.5193.5221.5352.9251.5350.0.0.0.0.210014.69
collinéen/submontagnard0.0.2.9253.3231.0441.7320.6580.0.0.0.0.21009.712
total1.83213.01010.4123.7226.9163.8220.4710.6570.65741.22
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.5570.9430.5720.21000.21000.0.0.0.2.328
montagnard supérieur0.0.0.5574.8183.2232.6251.3411.4390.21001.33615.28
montagnard inférieur0.0.0.9433.5202.0291.6360.21000.0.0.0.0.3718.411
collinéen/submontagnard0.0.0.8500.6580.4730.21000.7490.0.0.0.0.0.2.726
total0.0.2.2279.5116.5154.7192.3281.6360.21001.63228.63
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.31000.5710.0.0.5710.5711.3430.0.0.0.3.421
montagnard supérieur0.0.1.0490.6570.0.0.0.0.0.0.0.0.0.0.0.1.635
montagnard inférieur0.21001.0420.5680.21000.0.0.5680.0.0.0.0.0.2.528
collinéen/submontagnard0.0.0.21000.21000.21000.31000.0.0.0.0.0.0.0.0.848
total0.5722.4251.9330.4670.8561.1471.3430.0.0.0.8.27
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.0.0.471
subalpin inférieur0.9450.4721.3370.8511.7330.4711.5351.5350.9459.311
montagnard supérieur0.21000.6592.7250.11000.8500.0.0.11000.4690.21005.117
montagnard inférieur0.21000.9491.3390.0.0.0.0.3720.0.0.0.0.0.2.825
collinéen/submontagnard0.0.0.8510.3720.3690.0.0.0.0.0.0.0.0.0.1.435
total1.3372.6265.7151.2382.4260.7502.0301.9301.14119.04
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur1.0450.7570.21001.3412.9272.9271.2400.8500.0.11.112
montagnard supérieur0.9503.3253.8232.6292.8271.2411.1450.7570.65816.910
montagnard inférieur0.0.4.7205.3172.3283.3240.21000.4710.0.0.0.16.29
collinéen/submontagnard0.0.3.8212.4271.7332.3280.21000.0.0.0.0.0.10.412
total1.93312.51111.8117.81511.3124.7202.7271.5380.65854.83
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.7341.4360.5700.0.0.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.21004.3182.3281.3390.21000.4690.0.0.0.0.0.8.89
total0.21006.0143.7201.8330.21000.4690.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.6580.0.0.21000.0.0.0.0.0.0.0.0.0.0.950
montagnard supérieur0.0.1.3381.4380.9500.3700.0.0.0.0.0.0.0.3.922
montagnard inférieur0.0.3.4234.7201.2381.0460.4720.0.0.0.0.0.10.711
collinéen/submontagnard0.21006.5166.6162.1310.7580.6590.0.0.0.0.210017.08
total0.210011.71012.7104.5202.0321.0450.0.0.0.0.210032.52
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.8490.0.0.7491.8331.9311.4381.7331.2410.0.9.512
montagnard supérieur0.6571.3373.5221.5351.3370.8500.4700.8500.47110.611
montagnard inférieur0.0.1.3393.8211.3400.4710.21000.0.0.0.0.21007.214
collinéen/submontagnard0.0.0.4710.4690.6560.21000.0.0.0.0.0.0.0.1.733
total1.4363.0258.4135.3183.7212.4292.1292.0310.65829.04
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.8291.0450.11000.6580.0.0.0.0.0.0.0.3.621
collinéen/submontagnard1.2374.3186.7141.8292.0300.8450.0.0.0.0.0.16.75
total1.2376.1147.9131.9272.6260.8450.0.0.0.0.0.20.53
TIsubalpin supérieur0.0.0.21000.21000.4710.8503.5232.3291.4380.6589.314
subalpin inférieur0.0.1.1411.9312.1303.1253.9222.4294.4201.04419.99
montagnard supérieur0.85010.7136.9163.0262.8273.3243.1251.3371.93133.76
montagnard inférieur0.0.8.5154.4212.3292.8271.7331.4380.31000.47121.79
collinéen/submontagnard0.0.11.11312.7126.5173.8231.5352.4290.4710.47138.85
total0.85031.6726.1814.41113.21213.91111.5137.8154.221123.42
URsubalpin supérieur0.0.0.21000.0.0.0.0.21000.0.0.0.0.0.0.0.0.472
subalpin inférieur0.21000.8500.6560.4710.8501.4381.0440.21000.3705.717
montagnard supérieur0.3701.9310.6570.6571.6350.5570.21000.21000.0.5.816
montagnard inférieur0.0.0.8491.0450.4710.21000.0.0.0.0.21000.0.2.627
collinéen/submontagnard0.0.0.8480.6580.21000.21000.0.0.0.0.0.0.0.1.832
total0.5564.5182.8251.5342.9251.9311.2400.6580.37016.35
VDsubalpin supérieur0.0.0.0.0.0.0.21000.0.0.21000.0.0.21000.0.0.658
subalpin inférieur0.4711.2412.5282.0319.8137.9152.4292.3301.04429.47
montagnard supérieur0.21003.7226.3175.5185.7180.4710.6570.21001.93324.48
montagnard inférieur1.8338.0159.6132.3292.3291.0440.21000.0.0.0.25.37
collinéen/submontagnard0.0.7.1155.0192.9251.6350.8490.0.0.4710.47118.29
total2.42820.0823.4812.91219.4910.2133.3253.1263.22497.92
VSsubalpin supérieur0.0.0.6580.4712.0314.2216.5173.2254.3220.65721.89
subalpin inférieur1.0454.4207.1165.1195.7186.2186.1184.9202.03142.56
montagnard supérieur0.6584.9205.8183.1254.0221.4383.0262.3301.93126.98
montagnard inférieur0.0.2.7263.6221.3371.1400.6580.6570.4710.65711.012
collinéen/submontagnard0.21002.3282.8271.0452.5291.5381.2411.1440.210012.712
total1.93314.81119.7912.51217.41016.31114.11112.9125.319114.82
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.11000.0.0.11000.5670.4670.4510.0.0.0.0.21001.728
montagnard inférieur0.0.0.21000.21000.5670.7500.6570.0.0.0.0.21002.423
collinéen/submontagnard0.0.0.0.0.21001.0420.21000.3670.0.0.0.0.0.1.630
total0.3670.21000.5561.9261.3331.3290.0.0.0.0.4675.95
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.6580.21000.21000.0.0.0.0.0.0.0.1.045
montagnard inférieur0.9503.3254.7203.4241.2410.8500.21000.0.0.210014.710
collinéen/submontagnard0.5699.51313.6105.3193.2251.2410.0.0.0.0.47233.75
total1.33912.81118.988.9144.6202.0310.21000.0.0.65849.42
Suissesubalpin supérieur0.0.1.4383.0266.11814.41121.9910.4147.7164.02268.85
subalpin inférieur10.41419.61029.5828.2846.3641.4733.7827.6813.812250.42
montagnard supérieur10.01457.7672.4537.6740.2720.11017.51110.71418.710284.72
montagnard inférieur5.22079.5582.8531.7831.9814.1126.7173.8235.818261.52
collinéen/submontagnard4.72096.14106.5446.5634.1814.2124.9202.3303.126312.62
total30.38254.32294.22150.13166.93111.7473.2552.0645.361178.01
© WSL, Inventaire forestier national suisse, 26.05.2020 #813784/280115
IFN4
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2009/17
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4372.2290.6580.4700.0.0.0.0.0.0.21004.819
collinéen/submontagnard0.47115.3916.494.8194.4211.0450.21000.0.0.47142.73
total0.47116.7918.685.4184.8201.0450.21000.0.0.65847.52
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.4720.6570.0.0.0.0.0.0.0.1.043
montagnard supérieur0.21001.4320.4720.21000.0.0.21000.21000.0.0.0.2.622
montagnard inférieur0.0.0.7470.3670.21000.0.0.0.0.21000.0.0.0.1.431
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.472
total0.21002.2230.9420.8490.6570.21000.4710.0.0.0.5.310
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.1.6321.0400.4730.21000.4730.0.0.31000.0.3.816
montagnard inférieur0.0.1.9311.3360.21000.0.0.4710.0.0.0.0.0.3.720
collinéen/submontagnard0.0.0.5550.21000.31000.0.0.0.0.0.0.0.0.0.0.945
total0.0.3.9182.5240.8490.21000.8500.0.0.31000.0.8.46
BEsubalpin supérieur0.21000.0.0.0.0.0.0.21000.21001.0450.4700.0.2.131
subalpin inférieur1.8335.2192.9251.6355.7184.5215.8183.6233.82335.07
montagnard supérieur1.24111.21312.0125.4187.6162.6281.0451.1415.61947.85
montagnard inférieur0.210018.11012.7125.2195.1201.0451.0451.0454.52048.85
collinéen/submontagnard0.85012.61215.4113.2255.8181.4380.0.0.0.1.43840.76
total4.32147.1643.1615.41124.589.7148.9156.21815.311174.31
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.31000.21000.0.0.0.0.0.0.0.0.0.0.0.0.571
montagnard inférieur0.0.2.5292.5270.9500.6580.0.0.0.0.0.0.0.6.616
collinéen/submontagnard0.0.5.4184.7191.8351.6350.21000.0.0.0.0.0.13.88
total0.0.8.2137.5142.6282.3300.21000.0.0.0.0.0.20.83
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.4710.6570.7500.3701.1411.0451.9320.8500.4717.215
montagnard supérieur0.4713.3222.2282.4271.1411.4391.2410.0.0.310012.210
montagnard inférieur0.0.5.7183.4251.4371.0490.5700.21000.8500.0.12.910
collinéen/submontagnard1.0484.9201.8350.7590.9510.0.0.0.0.0.0.0.9.214
total1.73514.498.2144.7194.2222.9253.5231.5350.65941.83
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.41001.2501.2500.0.0.8660.21000.0.0.0.0.0.3.75
total0.41001.2501.2500.0.0.8660.21000.0.0.0.0.0.3.75
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.0.0.7570.4710.5691.0451.1411.8330.9450.21006.515
montagnard supérieur0.0.2.0301.4370.21000.9430.5570.5570.21000.0.5.716
montagnard inférieur0.0.1.7310.9420.21000.5550.0.0.21000.21000.0.3.818
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.0.4.5192.9240.9472.4261.7322.7261.3370.210016.66
GRsubalpin supérieur0.21001.4381.8332.2307.71613.2126.1184.6211.24138.37
subalpin inférieur1.8333.9225.9189.21412.1129.2148.71510.4144.12265.35
montagnard supérieur1.9339.01410.6135.1196.0185.4194.0224.0223.32449.15
montagnard inférieur0.6583.1254.0222.8262.3291.4381.2411.8331.04518.210
collinéen/submontagnard0.0.3.6232.9261.7332.2300.6580.21000.4710.0.11.512
total4.52121.0925.0820.9930.4729.7820.11021.199.614182.51
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.1.1391.3350.6580.4710.8480.0.0.6570.21004.816
montagnard inférieur0.0.6.6163.9211.8330.8500.6580.21000.0.1.04414.99
collinéen/submontagnard0.0.5.5184.7191.2401.8320.21000.0.0.0.0.65813.99
total0.0.13.2109.9123.5232.9251.6350.21000.6571.83233.72
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.1.1440.8490.4711.2410.4700.21000.6580.4715.218
montagnard supérieur0.6573.3243.1250.8502.4280.21000.6570.0.1.04412.010
montagnard inférieur0.21005.2184.9191.8331.4370.21000.0.0.0.0.65714.29
collinéen/submontagnard0.0.2.5264.0210.6571.4380.6570.0.0.0.0.4719.512
total0.84912.11112.8103.6236.3171.4370.8490.6582.42840.82
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4710.21001.4380.0.0.0.0.21000.21002.328
montagnard supérieur0.0.2.1292.4262.9241.4371.2420.4710.7574.11915.28
montagnard inférieur0.0.1.0392.8241.4381.8320.0.0.0.0.6590.7498.311
collinéen/submontagnard0.0.0.6601.0450.4720.21000.21000.21000.0.0.21002.726
total0.0.3.8216.5154.8184.7191.4390.6571.5375.11728.53
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.5710.31000.0.0.8560.7580.7580.0.0.31003.621
montagnard supérieur0.0.1.0470.21000.0.0.21000.0.0.0.0.0.0.21001.635
montagnard inférieur0.0.0.9500.9500.0.0.0.0.5720.0.0.31000.0.2.528
collinéen/submontagnard0.0.0.4670.31000.0.0.21000.0.0.0.0.0.0.0.0.848
total0.31002.8251.6360.0.1.1441.2440.7580.31000.4728.47
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.4710.0.0.0.0.658
subalpin inférieur0.6581.5321.6340.21001.4352.2280.4701.4360.3729.711
montagnard supérieur0.0.1.0431.8320.4701.3370.11000.21000.21000.4725.516
montagnard inférieur0.0.1.5350.7580.21000.0.0.11000.21000.0.0.0.2.825
collinéen/submontagnard0.21000.8510.5600.0.0.21000.11000.0.0.0.0.0.1.831
total0.8494.8164.6180.9493.0232.8251.2401.6340.75120.44
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.4710.0.0.21000.0.0.658
subalpin inférieur0.4711.1451.1440.9501.6371.9332.1313.2250.210012.612
montagnard supérieur0.4714.3225.3192.1331.9331.6350.7580.8500.0.17.09
montagnard inférieur0.21006.8165.3171.2411.3400.8500.4700.4700.0.16.49
collinéen/submontagnard0.21005.1183.5220.6580.21000.0.0.0.0.0.0.21009.812
total1.24117.2915.3104.7204.9204.8203.1254.7200.47156.53
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.2392.1290.0.0.21000.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.0.4.1193.9200.6550.21000.21000.0.0.0.0.0.8.99
total0.0.5.4166.0140.6550.4690.21000.0.0.0.0.0.12.53
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4720.21000.0.0.0.0.21000.0.0.0.0.950
montagnard supérieur0.0.0.9501.6330.6590.6590.0.0.21000.0.0.0.3.922
montagnard inférieur0.0.3.6233.8221.5371.5360.6590.0.0.0.0.0.10.911
collinéen/submontagnard0.0.5.5185.2182.8272.4280.6580.5710.0.0.0.16.98
total0.0.10.01211.0115.0194.5201.2410.9500.0.0.0.32.62
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.5580.9441.0450.8502.2291.6350.6581.4370.4719.412
montagnard supérieur0.4712.8253.2240.9451.1400.4711.2400.3700.47110.811
montagnard inférieur0.0.3.0251.9320.9500.6560.4700.0.0.21000.21007.214
collinéen/submontagnard0.0.0.8490.4690.21000.21000.0.0.0.0.0.0.0.1.733
total0.9457.6146.5152.8264.1212.4281.8331.9311.14429.14
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.0.4571.9290.4730.5590.21000.0.0.0.0.0.3.421
collinéen/submontagnard0.0.5.9154.6184.0201.2360.7500.0.0.4730.0.16.85
total0.0.6.3156.6144.4191.7301.0430.0.0.4730.0.20.32
TIsubalpin supérieur0.0.0.21000.4710.6581.7334.5211.7331.9320.65811.713
subalpin inférieur0.0.2.2302.3291.5354.8203.5231.8332.9262.13021.19
montagnard supérieur0.65810.9136.0172.2303.5233.7232.5273.1251.04533.56
montagnard inférieur0.21008.0156.2180.8501.6351.3382.2300.6580.47121.39
collinéen/submontagnard0.0.18.999.8141.2414.1210.9454.0221.0450.0.39.85
total0.85040.1624.786.31715.81114.01112.2129.5144.122127.42
URsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.21000.21000.472
subalpin inférieur0.0.0.6580.8480.21000.6571.0441.3361.3380.21006.016
montagnard supérieur0.0.1.4360.8490.6570.7490.0.0.8500.5570.9435.816
montagnard inférieur0.0.1.2400.6570.0.0.5680.21000.0.0.0.0.21002.627
collinéen/submontagnard0.0.0.6560.6580.21000.0.0.0.0.21000.0.0.21001.832
total0.0.3.8202.8251.0441.8321.2402.3282.1291.73316.55
VDsubalpin supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.21000.0.0.471
subalpin inférieur0.4712.1304.7201.8338.0157.2162.9261.6351.43730.27
montagnard supérieur0.0.7.0167.7152.5282.6271.4381.0450.21001.24123.68
montagnard inférieur0.210010.3139.5131.7333.0250.21000.21000.0.0.47125.57
collinéen/submontagnard0.21008.3145.3181.5351.9310.21000.21000.0.0.0.17.69
total0.85027.7727.477.51615.6109.0144.3212.0313.02597.42
VSsubalpin supérieur0.6580.21001.4381.6354.9208.9151.4381.0443.22523.29
subalpin inférieur1.8337.6164.2213.9227.5168.5152.3292.5277.01645.45
montagnard supérieur0.4717.0165.2192.9266.1182.9271.4380.21001.83327.97
montagnard inférieur0.0.3.3242.4290.9442.2281.4380.4710.21000.47111.212
collinéen/submontagnard0.21003.3231.4380.6583.5242.7270.6580.6580.65813.511
total3.12621.4914.5119.91324.3824.386.1184.52113.012121.12
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.0.0.3670.6570.21000.4720.3710.21000.0.0.0.2.026
montagnard inférieur0.0.0.5670.4711.0420.21000.0.0.0.0.0.0.11002.224
collinéen/submontagnard0.0.0.21000.3710.9390.21000.0.0.0.0.0.0.0.1.630
total0.11001.0421.3362.0260.8490.3710.21000.0.0.11006.05
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.6580.21000.21000.0.0.0.0.0.0.0.0.0.1.045
montagnard inférieur0.0.3.9226.3171.7352.8270.21000.0.0.21000.0.15.110
collinéen/submontagnard0.210011.11210.8126.0184.0221.2410.21000.6580.47034.45
total0.210015.6917.497.9156.8171.4380.21000.8500.47050.51
Suissesubalpin supérieur1.0451.8333.8234.32114.61127.4811.0138.5155.11977.65
subalpin inférieur8.21628.0827.5822.2950.2642.8730.6831.0821.110261.62
montagnard supérieur6.01872.4567.2530.5838.4723.2916.11112.21320.310286.52
montagnard inférieur1.63592.3480.9526.5928.5810.0146.4186.2189.714262.02
collinéen/submontagnard3.625117.2499.4433.0837.2711.0136.2183.0264.321314.92
total20.510311.72278.82116.54168.93114.5470.4560.9660.651202.71
© WSL, Inventaire forestier national suisse, 26.05.2020 #813785/280116
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN3
état2004/06
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.3372.0300.9440.5570.0.0.0.0.0.0.0.4.719
collinéen/submontagnard0.75015.5916.494.5193.9201.3370.3700.0.0.210042.83
total0.75016.8918.485.4174.4191.3370.3700.0.0.210047.52
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.8420.0.0.0.0.21000.0.1.039
montagnard supérieur0.0.0.0.0.8420.9390.6480.21000.21000.0.0.0.2.720
montagnard inférieur0.0.0.21000.4580.11000.6510.21000.0.0.0.0.0.1.529
collinéen/submontagnard0.0.0.0.0.0.0.3720.0.0.0.0.0.0.0.0.0.0.372
total0.0.0.21001.2321.3302.0240.4710.21000.21000.0.5.48
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.2.1250.6480.4720.4710.0.0.4720.21000.0.4.015
montagnard inférieur0.0.2.7220.4720.0.0.21000.0.0.11000.0.0.0.3.419
collinéen/submontagnard0.0.0.6490.0.0.0.0.21000.0.0.0.0.0.0.0.0.845
total0.0.5.5120.9400.4720.8490.0.0.5590.21000.0.8.36
BEsubalpin supérieur0.0.0.0.0.21000.0.0.21000.4710.5570.4710.0.1.633
subalpin inférieur2.5262.7254.6194.5193.7224.4205.8173.6221.93033.76
montagnard supérieur1.6338.41414.1115.2186.5163.7223.0241.9303.82148.35
montagnard inférieur0.55814.71116.3104.4205.9172.3271.1410.5582.22947.95
collinéen/submontagnard1.33811.01214.3117.3154.0210.9450.4710.0.0.65839.66
total5.91736.8649.5521.4920.3911.71210.7126.4168.414171.11
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.31000.21000.0.0.0.0.0.0.0.0.0.0.0.0.571
montagnard inférieur0.0.2.2292.0300.7590.8500.4710.0.0.21000.0.6.315
collinéen/submontagnard0.5535.1184.9181.8331.0450.4680.0.0.0.0.0.13.78
total0.5537.6137.2142.5281.8330.7490.0.0.21000.0.20.53
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur1.2380.5570.9440.9441.2370.7500.9441.3370.0.7.514
montagnard supérieur0.8491.9294.2191.7311.1410.4700.7500.3700.75011.610
montagnard inférieur0.8494.1194.4190.8491.7331.0430.9450.21000.0.13.89
collinéen/submontagnard0.0.2.7251.7331.3381.3370.6570.3700.21000.21008.313
total2.8239.11211.1114.6195.3182.7263.0241.9290.94541.42
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.0.0.0.7672.1270.41000.5750.0.0.0.0.0.3.75
total0.0.0.0.0.7672.1270.41000.5750.0.0.0.0.0.3.75
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.6580.9450.21001.0410.9440.9450.21000.5585.316
montagnard supérieur0.3702.8230.21000.21001.1370.21000.6490.0.0.21005.615
montagnard inférieur0.0.2.2260.5570.21000.7490.3710.0.0.0.0.0.3.818
collinéen/submontagnard0.0.0.5580.4720.0.0.0.0.21000.0.0.0.0.0.1.140
total0.5576.1141.9290.6572.8231.6331.5330.21000.65015.76
GRsubalpin supérieur0.0.0.4712.0303.7228.51410.9123.6221.2383.02433.27
subalpin inférieur1.4355.3187.1167.81511.3129.3147.0167.2156.51663.15
montagnard supérieur2.4287.7159.6137.0166.5164.6193.2232.5275.41848.95
montagnard inférieur0.21004.2203.5222.4272.6262.0301.3381.8320.94518.99
collinéen/submontagnard0.0.2.8242.3271.4352.4260.9450.3710.21000.37110.811
total4.02120.5924.5822.3831.4727.7815.41012.91116.210175.01
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.21000.9451.5310.4530.7500.6570.0.1.0390.0.5.215
montagnard inférieur0.21003.4225.0173.2221.6330.4710.21000.21000.47114.68
collinéen/submontagnard0.0.2.9247.0151.2371.8310.6580.21000.0.0.0.13.69
total0.4717.21413.494.9184.1201.5340.4701.2350.47133.42
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.3701.4340.5580.21000.7500.9440.5580.5570.0.5.017
montagnard supérieur1.0403.8202.9221.0401.4340.8450.0.0.0.0.210011.210
montagnard inférieur0.5584.2193.2221.4353.2221.5330.0.0.0.0.210014.29
collinéen/submontagnard0.0.3.4213.4211.0401.9290.7500.0.0.0.0.210010.511
total1.92912.81010.0123.6217.1143.9200.5580.5570.55740.82
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.5570.8430.6590.21000.21000.0.0.0.2.327
montagnard supérieur0.0.0.7504.7173.2222.3251.4371.2390.21001.63315.37
montagnard inférieur0.0.1.1403.5192.1261.6330.21000.0.0.0.0.3718.810
collinéen/submontagnard0.0.0.7500.6570.4730.21000.6490.0.0.0.0.0.2.426
total0.0.2.5259.2116.5144.7182.3271.4370.21001.92928.83
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.21000.6570.0.0.4710.4711.1430.0.0.21003.320
montagnard supérieur0.0.1.0440.8500.0.0.0.0.0.0.0.0.0.0.0.1.731
montagnard inférieur0.21001.1380.7560.21000.0.0.5680.0.0.0.0.0.2.625
collinéen/submontagnard0.0.0.21000.21000.21000.21000.0.0.0.0.0.0.0.0.748
total0.4722.4232.3270.3670.7560.9471.1430.0.0.21008.36
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.0.0.471
subalpin inférieur1.2370.3721.4351.3381.6330.4711.4351.4350.8459.910
montagnard supérieur0.21000.5592.5250.3720.7500.0.0.11000.4690.21005.017
montagnard inférieur0.21000.8491.6340.0.0.0.0.3720.0.0.0.0.0.2.924
collinéen/submontagnard0.0.0.7510.5590.3690.0.0.0.0.0.0.0.0.0.1.533
total1.6332.4265.9141.9302.3260.7501.9291.8301.04119.64
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur0.9450.8490.4711.3382.5273.1241.1400.9450.0.11.012
montagnard supérieur0.7503.8213.7212.4272.8261.1411.0450.8500.55816.89
montagnard inférieur0.0.4.8185.6162.4263.1230.21000.3710.0.0.0.16.48
collinéen/submontagnard0.0.4.0202.4261.5332.4260.21000.0.0.0.0.0.10.411
total1.73313.41012.1117.61510.8124.7192.4271.7330.55854.93
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.7321.5340.4690.0.0.0.0.0.0.0.0.0.3.620
collinéen/submontagnard0.21004.1182.1281.4330.5720.4690.0.0.0.0.0.8.69
total0.21005.8143.6201.8290.5720.4690.0.0.0.0.0.12.23
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.5580.0.0.21000.0.0.0.0.0.0.0.0.0.0.849
montagnard supérieur0.0.1.1371.4340.8490.5590.0.0.0.0.0.0.0.3.819
montagnard inférieur0.0.4.2194.5191.3351.1410.3720.0.0.0.0.0.11.510
collinéen/submontagnard0.21006.2156.0152.5260.7500.5580.0.0.0.0.210016.37
total0.210012.11012.0104.8182.3270.9450.0.0.0.0.210032.42
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.7490.0.0.6491.6331.9291.2381.5341.1410.0.8.712
montagnard supérieur0.8491.3353.6201.5331.5320.9450.6570.7500.74911.610
montagnard inférieur0.0.1.3363.2221.1400.4710.21000.0.0.21000.21006.614
collinéen/submontagnard0.0.0.4710.7480.6560.21000.0.0.0.0.0.0.0.1.830
total1.5343.0238.2124.8184.0192.3272.1282.0290.94428.73
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.9271.1400.11000.5580.0.0.0.0.0.0.0.3.720
collinéen/submontagnard1.0384.3176.7131.7282.0280.7450.0.0.0.0.0.16.45
total1.0386.3137.9121.8272.5250.7450.0.0.0.0.0.20.23
TIsubalpin supérieur0.0.0.21000.21000.3710.9453.5222.8251.2380.5589.613
subalpin inférieur0.0.1.5331.7312.1293.0243.8212.5274.3201.04120.09
montagnard supérieur0.75011.3126.8163.1242.5272.9242.9241.2381.93033.36
montagnard inférieur0.0.8.4144.5202.4272.5271.5331.2380.21000.37121.19
collinéen/submontagnard0.0.11.81112.7116.1163.7211.6332.1290.3710.55839.05
total0.75033.2625.9714.11112.61113.41111.6127.3154.320123.02
URsubalpin supérieur0.0.0.21000.0.0.0.0.21000.0.0.0.0.21000.0.0.558
subalpin inférieur0.21000.9440.6560.3710.7501.4350.9440.21000.5585.716
montagnard supérieur0.5572.0290.5570.6571.4350.5570.21000.21000.0.5.815
montagnard inférieur0.0.0.9440.9450.3710.21000.0.0.0.0.4710.0.2.724
collinéen/submontagnard0.0.0.9440.5580.21000.21000.0.0.0.0.0.0.0.1.830
total0.6494.9162.6251.4342.7251.8291.1400.9440.55816.65
VDsubalpin supérieur0.0.0.0.0.0.0.21000.0.0.21000.0.0.21000.0.0.658
subalpin inférieur0.3711.2382.8252.03010.1137.4152.4282.4270.94429.56
montagnard supérieur0.21003.5226.5165.6176.4160.3710.7500.21001.93125.27
montagnard inférieur1.8317.8149.2132.6252.1290.9440.21000.0.0.0.24.67
collinéen/submontagnard0.21007.0154.7192.8251.6330.7490.0.0.4710.55817.98
total2.42619.6823.1813.21120.289.6133.2233.1243.32397.82
VSsubalpin supérieur0.0.0.5580.3711.8314.0205.9173.2234.5200.75021.09
subalpin inférieur1.3385.4177.1155.2185.6176.3176.2175.3181.83144.25
montagnard supérieur0.5585.0185.6173.1233.5221.2382.6262.0301.93025.67
montagnard inférieur0.0.2.9243.9201.2371.2370.5580.8500.3710.55711.311
collinéen/submontagnard0.21002.2262.8251.3382.5271.3381.3380.9450.210012.611
total2.03016.11019.8812.61116.91015.31014.01113.0115.118114.72
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.11000.0.0.11000.4680.6560.6470.0.0.0.0.21002.125
montagnard inférieur0.0.0.21000.21000.4680.7490.5560.0.0.0.0.21002.224
collinéen/submontagnard0.0.0.0.0.21000.9420.21000.3670.0.0.0.0.0.1.629
total0.3670.21000.5561.7271.4311.5270.0.0.0.0.4676.05
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.7500.21000.4710.0.0.0.0.0.0.0.1.338
montagnard inférieur1.0443.3234.8193.2241.1410.9440.21000.0.0.210014.710
collinéen/submontagnard0.4699.01313.2105.6172.9251.5340.0.0.0.0.47132.95
total1.43612.31118.889.0134.3202.4260.21000.0.0.55848.92
Suissesubalpin supérieur0.0.1.3382.7266.01713.71121.0910.7137.7154.22067.25
subalpin inférieur10.61321.5929.8828.4845.2640.5632.3728.5814.211251.02
montagnard supérieur10.01358.3571.0538.0741.0619.5917.41011.51219.19285.62
montagnard inférieur5.31879.8582.8431.8732.3714.1116.3174.0215.318261.72
collinéen/submontagnard4.71995.94104.4446.4634.2713.7114.9192.0303.324309.42
total30.67256.72290.62150.53166.33108.9471.6553.6646.161174.90
© WSL, Inventaire forestier national suisse, 26.05.2020 #813786/280117
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4371.8331.0440.6570.0.0.0.0.0.0.0.4.819
collinéen/submontagnard0.85014.51016.895.0194.1211.2400.21000.0.0.210042.73
total0.85016.0918.686.0174.7191.2400.21000.0.0.210047.52
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.8480.0.0.0.0.21000.0.1.043
montagnard supérieur0.0.0.0.0.8450.9420.4680.21000.21000.0.0.0.2.622
montagnard inférieur0.0.0.0.0.5570.21000.7500.0.0.0.0.0.0.0.1.431
collinéen/submontagnard0.0.0.0.0.0.0.4720.0.0.0.0.0.0.0.0.0.0.472
total0.0.0.0.1.4341.5311.9270.21000.21000.21000.0.5.310
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.2.3260.6480.21000.31000.0.0.0.0.31000.0.3.518
montagnard inférieur0.0.3.1220.31000.0.0.21000.0.0.21000.0.0.0.3.720
collinéen/submontagnard0.0.0.7490.0.0.0.0.31000.0.0.0.0.0.0.0.0.945
total0.0.6.0120.9450.21000.7560.0.0.21000.31000.0.8.16
BEsubalpin supérieur0.0.0.0.0.21000.0.0.21000.4710.6570.4710.0.1.933
subalpin inférieur2.5282.9264.3214.5213.6234.1225.6193.3242.03132.87
montagnard supérieur1.4377.81614.4115.4196.3174.0222.6280.8503.72346.45
montagnard inférieur0.65814.81116.2104.2215.9182.0311.2410.6582.42948.05
collinéen/submontagnard1.04511.61314.6117.4163.5241.0450.4710.0.0.47139.96
total5.61837.1749.6521.5919.51011.61310.5135.1198.615168.91
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.31000.21000.0.0.0.0.0.0.0.0.0.0.0.0.571
montagnard inférieur0.0.2.4292.3290.7580.6580.21000.0.0.21000.0.6.416
collinéen/submontagnard0.6525.0195.0191.8350.8500.4670.0.0.0.0.0.13.68
total0.6527.7137.6132.5291.4370.6560.0.0.21000.0.20.43
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.7560.6580.9440.7491.3380.6581.0441.4370.0.7.215
montagnard supérieur0.9491.9314.6191.7330.8510.5700.8500.21000.85012.011
montagnard inférieur0.7563.6224.5210.8551.3411.0480.7590.21000.0.12.711
collinéen/submontagnard0.0.3.2251.8351.2401.6370.8580.21000.31000.21009.214
total2.3289.11211.9114.4215.0202.8272.8272.0311.04541.43
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.0.0.0.0.8662.0320.41000.6750.0.0.0.0.0.3.75
total0.0.0.0.0.8662.0320.41000.6750.0.0.0.0.0.3.75
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.4710.8500.21001.2401.0441.0450.21000.5585.517
montagnard supérieur0.21003.1230.21000.21001.1400.21000.4710.0.0.21005.516
montagnard inférieur0.0.2.3260.5570.21000.6570.21000.0.0.0.0.0.3.818
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.4716.0151.7320.6572.9241.4371.4380.21000.75015.26
GRsubalpin supérieur0.0.0.4712.2303.5239.11410.3143.6231.4382.82633.37
subalpin inférieur1.6354.8207.2167.91512.0129.1157.7166.3175.91862.55
montagnard supérieur2.5298.4159.4146.1176.3174.2223.0262.0325.31947.06
montagnard inférieur0.21003.9223.4241.9311.7332.2301.4381.8331.04517.610
collinéen/submontagnard0.0.2.8262.4281.2402.6271.0450.4710.21000.47111.112
total4.32220.4924.6820.6931.7726.7816.11111.71315.311171.52
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.21000.6581.7310.3670.8500.4690.0.0.7480.0.4.716
montagnard inférieur0.21003.6224.5193.5221.8330.4710.21000.21000.47114.79
collinéen/submontagnard0.0.3.1246.7161.4372.0310.6580.21000.0.0.0.13.99
total0.4717.21512.8105.2184.5201.4360.4700.9430.47133.43
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4701.3400.6580.21000.6570.9490.4710.6570.0.5.018
montagnard supérieur0.8494.3213.0251.0441.7340.8500.0.0.0.0.210011.810
montagnard inférieur0.4714.5193.5221.5352.7261.4370.0.0.0.0.210014.29
collinéen/submontagnard0.0.2.9253.1241.0441.7320.6580.0.0.0.0.21009.512
total1.63413.01010.2123.7226.7163.6230.4710.6570.65740.42
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.5570.9430.5720.21000.21000.0.0.0.2.328
montagnard supérieur0.0.0.5574.8183.2232.6251.3411.2420.21001.33615.08
montagnard inférieur0.0.0.9433.5202.0291.2420.21000.0.0.0.0.3718.111
collinéen/submontagnard0.0.0.8500.6580.4730.21000.7490.0.0.0.0.0.2.726
total0.0.2.2279.5116.5154.3202.3281.4390.21001.63228.03
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.31000.5710.0.0.5710.5711.3430.0.0.0.3.421
montagnard supérieur0.0.1.0490.6570.0.0.0.0.0.0.0.0.0.0.0.1.635
montagnard inférieur0.21001.0420.5680.21000.0.0.5680.0.0.0.0.0.2.528
collinéen/submontagnard0.0.0.21000.21000.21000.31000.0.0.0.0.0.0.0.0.848
total0.5722.4251.9330.4670.8561.1471.3430.0.0.0.8.27
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.4710.0.0.0.0.471
subalpin inférieur0.9450.4721.3370.8511.7330.4711.5351.5350.9459.311
montagnard supérieur0.21000.6592.7250.11000.8500.0.0.11000.4690.21005.117
montagnard inférieur0.21000.9491.3390.0.0.0.0.3720.0.0.0.0.0.2.825
collinéen/submontagnard0.0.0.8510.3720.3690.0.0.0.0.0.0.0.0.0.1.435
total1.3372.6265.7151.2382.4260.7502.0301.9301.14119.04
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur1.0450.7570.21001.3412.9272.9271.2400.8500.0.11.112
montagnard supérieur0.9503.3253.6232.6292.8271.2410.7570.7570.65816.310
montagnard inférieur0.0.4.7205.1182.1303.3240.21000.4710.0.0.0.15.89
collinéen/submontagnard0.0.3.8212.0291.7332.1300.21000.0.0.0.0.0.9.812
total1.93312.51111.0127.71611.1124.7202.3301.5380.65853.33
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.7341.4360.5700.0.0.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.21004.3182.3281.3390.21000.4690.0.0.0.0.0.8.89
total0.21006.0143.7201.8330.21000.4690.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.6580.0.0.21000.0.0.0.0.0.0.0.0.0.0.950
montagnard supérieur0.0.1.3381.4380.9500.3700.0.0.0.0.0.0.0.3.922
montagnard inférieur0.0.3.4234.7201.2381.0460.4720.0.0.0.0.0.10.711
collinéen/submontagnard0.21006.5166.6162.0330.7580.4720.0.0.0.0.210016.78
total0.210011.71012.7104.3212.0320.8510.0.0.0.0.210032.12
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.8490.0.0.7491.8331.9311.2411.7331.2410.0.9.312
montagnard supérieur0.6571.3373.5221.5351.3370.8500.4700.8500.47110.611
montagnard inférieur0.0.1.3393.6221.3400.4710.21000.0.0.0.0.21007.014
collinéen/submontagnard0.0.0.4710.4690.6560.21000.0.0.0.0.0.0.0.1.733
total1.4363.0258.2135.3183.7212.2302.1292.0310.65828.54
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.1.6301.0450.11000.6580.0.0.0.0.0.0.0.3.421
collinéen/submontagnard1.2374.3186.5151.8292.0300.8450.0.0.0.0.0.16.65
total1.2375.9147.7131.9272.6260.8450.0.0.0.0.0.20.12
TIsubalpin supérieur0.0.0.21000.21000.4710.8503.5232.3291.4380.6589.314
subalpin inférieur0.0.1.1411.9312.1303.1253.9222.4294.4201.04419.99
montagnard supérieur0.85010.7136.7172.8272.8273.1252.9261.3371.93132.97
montagnard inférieur0.0.8.5154.0232.3292.8271.7331.2410.31000.210020.99
collinéen/submontagnard0.0.11.11312.3126.5173.8231.5352.2300.4710.47138.35
total0.85031.6725.1814.21113.21213.71110.9137.8154.121121.32
URsubalpin supérieur0.0.0.21000.0.0.0.0.21000.0.0.0.0.0.0.0.0.472
subalpin inférieur0.21000.8500.6560.4710.8501.4380.8490.21000.3705.517
montagnard supérieur0.3701.6340.6570.6571.6350.5570.21000.21000.0.5.616
montagnard inférieur0.0.0.8491.0450.4710.21000.0.0.0.0.21000.0.2.627
collinéen/submontagnard0.0.0.8480.6580.21000.21000.0.0.0.0.0.0.0.1.832
total0.5564.2182.8251.5342.9251.9311.0440.6580.37015.86
VDsubalpin supérieur0.0.0.0.0.0.0.21000.0.0.21000.0.0.0.0.0.0.471
subalpin inférieur0.4711.0452.5282.0319.8137.7152.2302.3301.04428.87
montagnard supérieur0.21003.7225.9185.5185.3190.4710.6570.21001.93323.68
montagnard inférieur1.8338.0159.6132.3292.3291.0440.21000.0.0.0.25.37
collinéen/submontagnard0.0.6.6165.0192.7261.6350.8490.0.0.4710.47117.49
total2.42819.3923.0812.71219.0910.0133.1252.9263.22495.62
VSsubalpin supérieur0.0.0.6580.4712.0314.2216.5173.2253.9230.65721.49
subalpin inférieur1.0454.4206.9165.1195.7186.1186.1184.7202.03141.96
montagnard supérieur0.6584.9205.8183.1254.0221.4383.0262.3301.93126.98
montagnard inférieur0.0.2.7263.6221.3371.1400.6580.6570.4710.65711.012
collinéen/submontagnard0.21002.3282.8271.0452.5291.5381.2411.1440.210012.712
total1.93314.81119.5912.51217.41016.11114.11112.3125.319113.82
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.11000.0.0.11000.5670.4670.4510.0.0.0.0.21001.728
montagnard inférieur0.0.0.21000.21000.5670.6590.6570.0.0.0.0.21002.224
collinéen/submontagnard0.0.0.0.0.21001.0420.21000.3670.0.0.0.0.0.1.630
total0.3670.21000.5561.9261.1381.3290.0.0.0.0.4675.76
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.6580.21000.21000.0.0.0.0.0.0.0.1.045
montagnard inférieur0.9503.3254.7203.4241.2410.8500.21000.0.0.210014.710
collinéen/submontagnard0.5699.51313.6105.3193.2251.2410.0.0.0.0.47233.75
total1.33912.81118.988.9144.6202.0310.21000.0.0.65849.42
Suissesubalpin supérieur0.0.1.4383.0266.11814.41121.11010.4147.1174.02267.45
subalpin inférieur10.21419.21029.1828.2846.3639.8733.1827.1813.612246.62
montagnard supérieur9.81457.2671.2536.8739.5719.51016.1119.91418.510278.42
montagnard inférieur5.22078.5581.8531.5830.9813.9126.3183.8235.619257.52
collinéen/submontagnard4.72095.44105.1446.2633.9813.8124.7202.3303.126309.22
total29.98251.72290.12148.83165.03108.1470.6550.2644.861159.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813787/280118
IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.2710.3580.0.0.545
subalpin inférieur0.9335.2142.9192.5202.0220.73814.28
montagnard supérieur1.7244.2153.3171.8241.5261.03113.69
montagnard inférieur4.0162.3213.3170.7381.0321.32812.69
collinéen/submontagnard9.3100.3580.7381.6250.2711.03213.19
total15.9811.9910.3106.8125.0144.01653.94
comprimésubalpin supérieur0.0.0.0.0.0.0.2711.4270.6412.221
subalpin inférieur0.7387.0123.6163.3177.3112.02224.16
montagnard supérieur11.4918.2714.685.8138.71012.9871.64
montagnard inférieur45.9414.0815.172.9184.5159.41091.93
collinéen/submontagnard90.237.8118.4102.9182.81923.85135.92
total148.3247.1441.8415.1824.7648.64325.71
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.2710.9330.11001.229
subalpin inférieur1.9231.5260.8351.6252.6190.9339.210
montagnard supérieur6.2136.7120.8352.1222.4201.72419.97
montagnard inférieur3.2184.7150.9330.11000.8350.27110.010
collinéen/submontagnard1.9230.4500.5450.4500.3580.11003.617
total13.1913.383.1184.4157.1123.01843.95
normal à lâchesubalpin supérieur0.0.0.0.0.0.1.4274.2151.0326.612
subalpin inférieur4.41514.386.6129.51011.993.71650.54
montagnard supérieur16.5726.9616.176.9129.91010.6986.73
montagnard inférieur57.5415.189.9103.0175.2145.21495.83
collinéen/submontagnard97.835.2144.1153.2172.1229.210121.53
total176.2261.5336.5523.9633.3529.65361.11
aéré à clairièrésubalpin supérieur0.0.0.6410.27110.799.1104.81425.46
subalpin inférieur11.0920.578.31114.9813.288.51176.53
montagnard supérieur13.1912.985.4135.5138.6117.11252.64
montagnard inférieur16.084.7152.9191.9233.4172.91831.86
collinéen/submontagnard18.871.4270.8352.9191.1314.51529.56
total59.0440.1517.6735.9535.3527.86215.62
en collectifssubalpin supérieur0.0.0.6410.11003.1185.6133.51712.99
subalpin inférieur2.22213.586.2128.11113.086.01349.14
montagnard supérieur2.8194.5153.7163.2174.5154.61523.36
montagnard inférieur2.2212.3211.8240.9330.8351.9239.810
collinéen/submontagnard3.3170.4500.7380.9330.3582.4208.011
total10.41021.4712.5916.3724.3618.47103.23
totalsubalpin supérieur0.0.1.2290.35815.8721.5610.01048.84
subalpin inférieur21.2762.1328.4540.0450.2421.76223.52
montagnard supérieur51.8473.3343.9425.3635.6537.84267.72
montagnard inférieur128.8243.1433.959.5915.8720.96251.92
collinéen/submontagnard221.2115.6815.3711.896.71140.94311.61
total422.90195.21121.81102.42129.71131.411103.50
© WSL, Inventaire forestier national suisse, 26.05.2020 #813788/280119
IFN4
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: canton
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
cantonétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.4372.2290.6580.4700.0.0.0.0.0.0.21004.819
collinéen/submontagnard0.47115.3916.494.8194.4211.0450.21000.0.0.47142.73
total0.47116.7918.685.4184.8201.0450.21000.0.0.65847.52
AIsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.4720.6570.0.0.0.0.0.0.0.1.043
montagnard supérieur0.21001.4320.4720.21000.0.0.21000.21000.0.0.0.2.622
montagnard inférieur0.0.0.7470.3670.21000.0.0.0.0.21000.0.0.0.1.431
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.472
total0.21002.2230.9420.8490.6570.21000.4710.0.0.0.5.310
ARsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.1.4341.0400.4730.21000.31000.0.0.31000.0.3.518
montagnard inférieur0.0.1.9311.3360.21000.0.0.4710.0.0.0.0.0.3.720
collinéen/submontagnard0.0.0.5550.21000.31000.0.0.0.0.0.0.0.0.0.0.945
total0.0.3.8192.5240.8490.21000.6590.0.0.31000.0.8.16
BEsubalpin supérieur0.21000.0.0.0.0.0.0.21000.21000.8500.4700.0.1.933
subalpin inférieur1.8335.0192.9251.6355.7183.5245.4193.2253.62332.87
montagnard supérieur1.24111.01311.8125.0197.6162.4290.8501.1415.41946.45
montagnard inférieur0.210017.71012.7125.2195.1201.0450.8501.0454.32148.05
collinéen/submontagnard0.85012.01315.4113.2255.8181.2410.0.0.0.1.43839.96
total4.32145.7642.9615.01124.588.2157.9165.81814.711168.91
BL/BSsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.31000.21000.0.0.0.0.0.0.0.0.0.0.0.0.571
montagnard inférieur0.0.2.5292.5270.9500.4710.0.0.0.0.0.0.0.6.416
collinéen/submontagnard0.0.5.4184.5201.8351.6350.21000.0.0.0.0.0.13.68
total0.0.8.2137.3142.6282.1310.21000.0.0.0.0.0.20.43
FRsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.4710.6570.7500.3701.1411.0451.9320.8500.4717.215
montagnard supérieur0.4713.1232.2282.4271.1411.4391.2410.0.0.310012.011
montagnard inférieur0.0.5.5183.4251.4371.0490.5700.21000.8500.0.12.711
collinéen/submontagnard1.0484.9201.8350.7590.9510.0.0.0.0.0.0.0.9.214
total1.73514.098.2144.7194.2222.9253.5231.5350.65941.43
GEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
collinéen/submontagnard0.41001.2501.2500.0.0.8660.21000.0.0.0.0.0.3.75
total0.41001.2501.2500.0.0.8660.21000.0.0.0.0.0.3.75
GLsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.5690.4710.21001.0450.9441.4370.9450.21005.517
montagnard supérieur0.0.1.8321.4370.21000.9430.5570.5570.21000.0.5.516
montagnard inférieur0.0.1.7310.9420.21000.5550.0.0.21000.21000.0.3.818
collinéen/submontagnard0.0.0.21000.21000.0.0.0.0.0.0.0.0.0.0.0.0.471
total0.0.4.1192.9240.7562.4261.5342.2291.3370.210015.26
GRsubalpin supérieur0.21001.2411.8332.2307.31611.6134.5213.6231.04533.37
subalpin inférieur1.8333.7235.9188.61511.9128.4157.91610.2144.12262.55
montagnard supérieur1.9338.61510.6134.9205.7185.2193.8233.6232.92647.06
montagnard inférieur0.6583.1254.0222.8262.3291.4381.2411.4380.85017.610
collinéen/submontagnard0.0.3.4242.7271.7332.2300.6580.21000.4710.0.11.112
total4.52120.0924.8820.1929.4827.1817.61019.1108.815171.52
JUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.9441.3350.6580.4710.8480.0.0.6570.21004.716
montagnard inférieur0.0.6.4163.9211.8330.8500.6580.21000.0.1.04414.79
collinéen/submontagnard0.0.5.5184.7191.2401.8320.21000.0.0.0.0.65813.99
total0.0.12.9109.9123.5232.9251.6350.21000.6571.83233.43
LUsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.9490.8490.4711.2410.4700.21000.6580.4715.018
montagnard supérieur0.6573.3243.1250.8502.4280.21000.4700.0.1.04411.810
montagnard inférieur0.21005.2184.9191.8331.4370.21000.0.0.0.0.65714.29
collinéen/submontagnard0.0.2.5264.0210.6571.4380.6570.0.0.0.0.4719.512
total0.84911.91112.8103.6236.3171.4370.6560.6582.42840.42
NEsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4710.21001.4380.0.0.0.0.21000.21002.328
montagnard supérieur0.0.2.1292.4262.9241.4371.0470.4710.7574.11915.08
montagnard inférieur0.0.1.0392.6251.4381.8320.0.0.0.0.6590.7498.111
collinéen/submontagnard0.0.0.6601.0450.4720.21000.21000.21000.0.0.21002.726
total0.0.3.8216.3154.8184.7191.2430.6571.5375.11728.03
NWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31000.5710.31000.0.0.8560.7580.5710.0.0.31003.421
montagnard supérieur0.0.1.0470.21000.0.0.21000.0.0.0.0.0.0.21001.635
montagnard inférieur0.0.0.9500.9500.0.0.0.0.5720.0.0.31000.0.2.528
collinéen/submontagnard0.0.0.4670.31000.0.0.21000.0.0.0.0.0.0.0.0.848
total0.31002.8251.6360.0.1.1441.2440.5710.31000.4728.27
OWsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.21000.0.0.0.0.471
subalpin inférieur0.6581.5321.6340.21001.4352.0300.21001.4360.3729.311
montagnard supérieur0.0.1.0431.8320.4701.1410.0.0.21000.21000.4725.117
montagnard inférieur0.0.1.5350.7580.21000.0.0.11000.21000.0.0.0.2.825
collinéen/submontagnard0.21000.6590.3690.0.0.21000.11000.0.0.0.0.0.1.435
total0.8494.6174.4190.9492.7242.5260.8501.6340.75119.04
SGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur0.4711.1450.9490.9501.4401.7351.5383.0260.210011.112
montagnard supérieur0.4714.3225.1201.8351.9331.6350.7580.6580.0.16.310
montagnard inférieur0.21006.4165.3171.2411.0450.8500.4700.4700.0.15.89
collinéen/submontagnard0.21005.1183.5220.6580.21000.0.0.0.0.0.0.21009.812
total1.24116.9914.8104.5214.5214.4212.5294.1220.47153.33
SHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard inférieur0.0.1.2392.1290.0.0.21000.0.0.0.0.0.0.0.3.521
collinéen/submontagnard0.0.3.9193.9200.6550.21000.21000.0.0.0.0.0.8.89
total0.0.5.2166.0140.6550.4690.21000.0.0.0.0.0.12.33
SOsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.4720.21000.0.0.0.0.21000.0.0.0.0.950
montagnard supérieur0.0.0.9501.6330.6590.6590.0.0.21000.0.0.0.3.922
montagnard inférieur0.0.3.4243.8221.5371.5360.6590.0.0.0.0.0.10.711
collinéen/submontagnard0.0.5.5185.2182.5282.4280.6580.5710.0.0.0.16.78
total0.0.9.81211.0114.8194.5201.2410.9500.0.0.0.32.12
SZsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.5580.9441.0450.8502.1311.6350.6581.4370.4719.312
montagnard supérieur0.4712.6263.2240.9451.1400.4711.2400.3700.47110.611
montagnard inférieur0.0.3.0251.9320.9500.6560.4700.0.0.21000.0.7.014
collinéen/submontagnard0.0.0.8490.4690.21000.21000.0.0.0.0.0.0.0.1.733
total0.9457.4146.5152.8264.0212.4281.8331.9310.95028.54
TGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.11000.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard inférieur0.0.0.4571.9290.4730.5590.21000.0.0.0.0.0.3.421
collinéen/submontagnard0.0.5.9154.6183.8201.2360.7500.0.0.4730.0.16.65
total0.0.6.3156.6144.1191.7301.0430.0.0.4730.0.20.12
TIsubalpin supérieur0.0.0.0.0.21000.4711.7333.7231.1401.8330.4719.314
subalpin inférieur0.0.2.2302.3291.5354.4203.1251.4382.9262.13019.99
montagnard supérieur0.65810.9136.0172.0323.5233.7232.5272.7271.04532.97
montagnard inférieur0.21008.0156.2180.8501.4381.3382.2300.4710.47120.99
collinéen/submontagnard0.0.18.599.4141.0453.7230.9454.0220.8500.0.38.35
total0.85039.5624.185.71814.81112.81211.2138.5153.922121.32
URsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.21000.21000.472
subalpin inférieur0.0.0.4710.8480.21000.6571.0441.1401.1410.21005.517
montagnard supérieur0.0.1.4360.8490.6570.6570.0.0.8500.5570.9435.616
montagnard inférieur0.0.1.2400.6570.0.0.5680.21000.0.0.0.0.21002.627
collinéen/submontagnard0.0.0.6560.6580.21000.0.0.0.0.21000.0.0.21001.832
total0.0.3.6202.8251.0441.7341.2402.1291.9311.73315.86
VDsubalpin supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.21000.0.0.471
subalpin inférieur0.4712.1304.7201.6358.0156.4172.7271.4381.43728.87
montagnard supérieur0.0.7.0167.7152.5282.6271.4381.0450.21001.24123.68
montagnard inférieur0.210010.1139.5131.7333.0250.21000.21000.0.0.47125.37
collinéen/submontagnard0.21008.1155.3181.5351.9310.21000.21000.0.0.0.17.49
total0.85027.3727.477.31615.6108.2154.1221.8333.02595.62
VSsubalpin supérieur0.6580.21001.4381.6354.9207.9161.0451.0442.82621.49
subalpin inférieur1.8337.2164.2213.9227.5166.8171.9312.5276.01741.96
montagnard supérieur0.4717.0165.2192.9265.7182.7271.0450.21001.83326.98
montagnard inférieur0.0.3.3242.4290.9442.2281.2400.4710.21000.47111.012
collinéen/submontagnard0.21003.1241.4380.6583.1252.5290.6580.6580.65812.712
total3.12620.8914.5119.91323.5821.094.9204.52111.612113.82
ZGsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.11000.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1100
montagnard supérieur0.0.0.3670.6570.21000.11000.3710.21000.0.0.0.1.728
montagnard inférieur0.0.0.5670.4711.0420.21000.0.0.0.0.0.0.11002.224
collinéen/submontagnard0.0.0.21000.3710.9390.21000.0.0.0.0.0.0.0.1.630
total0.11001.0421.3362.0260.6590.3710.21000.0.0.11005.76
ZHsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.6580.21000.21000.0.0.0.0.0.0.0.0.0.1.045
montagnard inférieur0.0.3.5246.3171.7352.8270.21000.0.0.21000.0.14.710
collinéen/submontagnard0.210010.91210.8126.0183.8220.8500.21000.6580.47033.75
total0.210015.01017.497.9156.6171.0450.21000.8500.47049.42
Suissesubalpin supérieur1.0451.4383.6244.12214.21223.897.8167.1174.32167.45
subalpin inférieur8.21626.6827.3821.11049.2637.6726.8929.7819.910246.62
montagnard supérieur6.01870.9566.8529.5837.0722.1915.21111.21319.710278.42
montagnard inférieur1.63590.3480.6526.5927.889.8146.2185.6199.114257.52
collinéen/submontagnard3.625115.0498.4432.3836.2710.2146.2182.8274.321309.22
total20.510304.32276.62113.64164.53103.5462.2656.5657.461159.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813789/280120
IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.21000.21000.0.0.471
subalpin inférieur1.0454.8202.2301.7351.2410.47111.313
montagnard supérieur1.6354.2222.4291.0451.2411.33811.713
montagnard inférieur4.6201.9331.5370.4710.6581.04510.014
collinéen/submontagnard8.7150.0.0.4711.2410.21000.85011.313
total16.01110.8136.6174.5213.4243.52344.87
comprimésubalpin supérieur0.0.0.0.0.0.0.21001.0450.6571.833
subalpin inférieur0.4717.2163.0253.1256.4170.94421.09
montagnard supérieur10.81316.61114.6116.2178.31512.81269.25
montagnard inférieur45.9613.81214.2113.1243.1259.21489.24
collinéen/submontagnard87.047.8167.2162.9253.42423.28131.53
total144.1345.3639.0615.41022.2946.65312.72
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.21001.0450.21001.438
subalpin inférieur1.5351.2411.2411.3372.6281.2419.015
montagnard supérieur5.6196.7170.8502.3292.5281.24119.010
montagnard inférieur4.3214.6210.8500.0.0.4710.210010.214
collinéen/submontagnard2.3290.4710.4710.4710.21000.21004.022
total13.71212.9123.2254.3216.7172.92643.67
normal à lâchesubalpin supérieur0.0.0.0.0.0.1.6354.7201.1417.516
subalpin inférieur4.12212.5127.3169.91312.2123.12549.16
montagnard supérieur16.81026.0814.6115.8187.91510.31381.45
montagnard inférieur58.0513.91211.6123.8224.6205.71997.64
collinéen/submontagnard95.744.4224.0222.4292.1307.816116.34
total174.6356.8537.5623.5831.6728.18352.02
aéré à clairièrésubalpin supérieur0.0.1.0450.47111.7127.4163.72324.39
subalpin inférieur11.51320.397.61612.81212.3127.51671.95
montagnard supérieur13.11212.3124.4215.4197.6167.21650.06
montagnard inférieur14.8113.9232.9271.9313.7232.03229.18
collinéen/submontagnard15.1111.3410.0.3.1251.0444.82025.49
total54.5638.7715.21134.9632.1725.38200.83
en collectifssubalpin supérieur0.0.0.8500.21003.4246.3173.12513.812
subalpin inférieur1.73512.6125.9187.81513.4126.01847.36
montagnard supérieur1.9335.2194.8203.0264.5213.82323.19
montagnard inférieur2.8272.4302.2301.3371.0451.43811.013
collinéen/submontagnard2.9260.8500.6581.1440.21002.4298.016
total9.21521.8913.71116.51025.4816.710103.34
totalsubalpin supérieur0.0.1.8330.65817.31020.798.71549.16
subalpin inférieur20.2958.6527.2836.4648.1519.29209.63
montagnard supérieur49.8570.9441.6623.8832.0736.66254.52
montagnard inférieur130.3340.3633.2610.61213.51119.49247.32
collinéen/submontagnard211.8214.71112.61111.0137.21539.35296.62
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813790/280121
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4711.6352.0311.4381.0450.0.6.518
montagnard supérieur0.0.1.0451.6350.21001.0450.21004.022
montagnard inférieur0.21000.21000.21000.0.0.21000.4711.241
collinéen/submontagnard0.8500.0.0.21000.21000.0.0.21001.438
total1.4382.9264.0221.9332.2300.85013.212
comprimésubalpin supérieur0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.8509.1142.0315.4182.5280.65820.310
montagnard supérieur7.81615.01113.7116.2176.1179.81458.66
montagnard inférieur36.8714.61114.2114.1212.4298.21580.35
collinéen/submontagnard70.556.1186.9162.8252.03121.29109.54
total115.8444.9636.9618.6913.01239.76268.92
normalsubalpin supérieur0.0.0.0.0.0.1.0451.2410.6582.727
subalpin inférieur4.4215.7183.6236.4176.6172.52829.18
montagnard supérieur17.71020.9910.8134.9207.8159.31471.55
montagnard inférieur54.669.31412.1122.7263.2253.62385.55
collinéen/submontagnard88.445.2203.5242.9262.2309.314111.44
total165.2341.1630.0717.81020.9925.38300.32
lâchesubalpin supérieur0.0.0.0.0.0.2.4293.0260.6585.918
subalpin inférieur4.6208.4153.5236.61711.7122.13036.97
montagnard supérieur11.31315.2116.5174.5207.1176.41750.96
montagnard inférieur24.198.8153.2252.4274.0212.92745.36
collinéen/submontagnard32.282.4301.6351.4381.8323.72343.27
total72.2534.7714.81117.31027.6815.711182.33
aérésubalpin supérieur0.0.0.4710.21006.2178.4152.72718.010
subalpin inférieur4.12212.3125.6186.91612.6125.21946.76
montagnard supérieur7.51611.0133.4245.1195.9185.61838.57
montagnard inférieur10.3144.6212.4290.8502.2303.22523.49
collinéen/submontagnard16.3110.8500.4711.4380.8503.12622.89
total38.2729.2811.91220.4929.8719.89149.33
clairièrésubalpin supérieur0.0.0.0.0.21003.1255.9181.53510.713
subalpin inférieur3.4248.8155.6184.4216.5173.72332.38
montagnard supérieur2.0322.2301.6351.0451.4381.83310.014
montagnard inférieur1.2410.21000.21000.4710.8500.4713.225
collinéen/submontagnard2.2300.0.0.0.1.4380.4711.0455.120
total8.91511.2137.61610.31315.0118.41561.46
en collectifs serréssubalpin supérieur0.0.1.0450.0.2.0310.6581.0454.621
subalpin inférieur1.0455.7182.2301.3373.4241.24114.911
montagnard supérieur0.4711.2411.0450.4711.3380.8505.120
montagnard inférieur0.6580.0.0.0.0.21000.4710.21001.438
collinéen/submontagnard0.21000.21000.0.0.6570.0.0.21001.341
total2.2308.2153.2254.6215.8183.32427.28
en collectifs normauxsubalpin supérieur0.0.0.4710.21002.0310.8501.9315.319
subalpin inférieur1.0456.2181.8331.9312.7261.63515.211
montagnard supérieur1.2410.8501.2410.4711.4381.8336.717
montagnard inférieur0.8500.4710.0.0.0.0.4710.21001.733
collinéen/submontagnard0.0.0.0.0.0.0.21000.0.0.6580.850
total3.0267.7163.2254.6205.2196.01829.88
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.4710.8500.4711.635
subalpin inférieur0.4710.8501.0452.1301.0452.3297.616
montagnard supérieur1.8333.6231.8331.0450.0.1.0459.215
montagnard inférieur1.7332.2310.8500.0.0.0.0.4715.120
collinéen/submontagnard1.2410.0.0.0.0.0.0.0.0.0.1.241
total5.1206.6173.6233.5231.8334.12224.79
totalsubalpin supérieur0.0.1.8330.65817.31020.798.71549.16
subalpin inférieur20.2958.6527.2836.4648.1519.29209.63
montagnard supérieur49.8570.9441.6623.8832.0736.66254.52
montagnard inférieur130.3340.3633.2610.61213.51119.49247.32
collinéen/submontagnard211.8214.71112.61111.0137.21539.35296.62
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813791/280122
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN2
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4711.7332.3271.4351.1410.0.6.916
montagnard supérieur0.0.0.9452.1290.4710.9450.21004.520
montagnard inférieur0.21000.21000.21000.0.0.4710.4711.338
collinéen/submontagnard0.7500.0.0.21000.21000.0.0.21001.338
total1.3382.8254.8192.0302.3270.75013.911
comprimésubalpin supérieur0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur1.0419.4132.4275.3173.6221.23823.09
montagnard supérieur8.11416.71014.5107.6155.91710.21263.05
montagnard inférieur39.0614.71015.7103.6212.7268.51484.24
collinéen/submontagnard74.846.3176.5163.6212.12821.68115.04
total123.1347.1539.2620.2814.31041.56285.42
normalsubalpin supérieur0.0.0.0.0.0.1.0412.0300.7503.722
subalpin inférieur4.9196.4164.0216.9157.4152.62632.17
montagnard supérieur17.71022.9812.4115.9179.2139.21377.45
montagnard inférieur54.8510.71212.5112.9244.1204.42089.44
collinéen/submontagnard87.245.3184.6192.9252.4279.913112.34
total164.6345.4633.4619.6925.1826.87314.92
lâchesubalpin supérieur0.0.0.0.0.0.2.4263.4230.5586.317
subalpin inférieur4.5208.6143.6216.91511.9122.42737.97
montagnard supérieur11.71215.1106.9155.0187.5157.11553.36
montagnard inférieur23.688.5143.5222.3264.2192.72644.96
collinéen/submontagnard32.272.5281.9301.3381.8304.22043.86
total72.1534.6715.91017.9928.8717.010186.23
aérésubalpin supérieur0.0.0.4710.21006.2169.5132.82519.09
subalpin inférieur4.02113.3115.6177.31512.4125.91748.66
montagnard supérieur7.01611.5124.1205.6176.1176.01740.36
montagnard inférieur10.8134.9192.1290.8452.0293.92124.58
collinéen/submontagnard16.8100.7500.3711.6330.9453.52323.88
total38.6630.8712.31121.5830.9722.18156.23
clairièrésubalpin supérieur0.0.0.21000.21003.8227.1163.62214.811
subalpin inférieur3.8229.8136.7164.2208.5144.32037.37
montagnard supérieur2.8262.2291.7321.2382.3282.12912.312
montagnard inférieur1.1410.7500.21000.3711.2380.7504.320
collinéen/submontagnard2.3280.0.0.0.2.0300.4711.1415.718
total10.01312.9118.91411.61219.4911.71274.55
en collectifs serréssubalpin supérieur0.0.1.3380.0.2.1291.2381.4356.017
subalpin inférieur1.1416.6162.5261.9304.3201.23817.510
montagnard supérieur0.7501.2381.1410.5581.7321.4356.616
montagnard inférieur0.9450.21000.21000.21000.5580.5582.527
collinéen/submontagnard0.7500.21000.21000.7500.0.0.21002.030
total3.4239.5133.9215.4187.8154.71934.77
en collectifs normauxsubalpin supérieur0.0.0.5580.3701.9300.7502.4275.917
subalpin inférieur1.3387.5153.5222.1293.3232.12919.89
montagnard supérieur2.0300.9451.8310.7501.4351.9308.714
montagnard inférieur0.9450.3710.0.0.0.0.3710.4711.930
collinéen/submontagnard0.0.0.0.0.0.0.21000.0.0.5580.750
total4.2219.3145.6174.9195.7177.31536.97
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.4710.7500.5581.633
subalpin inférieur0.5580.7501.0411.9301.0412.2287.415
montagnard supérieur1.6334.6192.1291.1410.0.1.04110.413
montagnard inférieur1.7322.1300.9450.0.0.0.0.3715.119
collinéen/submontagnard1.0410.0.0.0.0.0.0.0.0.0.1.041
total4.9197.4154.0213.3231.8324.12025.68
totalsubalpin supérieur0.0.2.4280.75017.9924.6811.91257.55
subalpin inférieur21.5963.9431.6638.0553.5522.08230.52
montagnard supérieur51.8576.0446.7528.0734.9639.25276.62
montagnard inférieur133.0342.3535.3610.21215.51021.88258.02
collinéen/submontagnard215.9215.01113.71012.4117.61441.15305.82
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Inventaire forestier national suisse, 26.05.2020 #813792/280123
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4711.6352.2301.6351.0450.0.6.917
montagnard supérieur0.0.1.0451.6350.21001.0450.21004.022
montagnard inférieur0.21000.21000.21000.0.0.4710.4711.538
collinéen/submontagnard0.8500.0.0.21000.21000.0.0.21001.438
total1.4382.9264.2212.1312.4290.85013.812
comprimésubalpin supérieur0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur1.2419.5142.4295.4182.7270.85021.99
montagnard supérieur8.61516.01114.3116.8166.51710.01362.25
montagnard inférieur37.4715.11115.3114.1213.0268.61583.45
collinéen/submontagnard73.056.3186.9162.8252.22922.28113.44
total120.2346.9638.9619.2914.41141.56281.12
normalsubalpin supérieur0.0.0.0.0.0.1.0451.8330.8503.624
subalpin inférieur4.4215.9184.1227.0167.2162.52831.28
montagnard supérieur18.51022.5912.8125.3198.4159.71477.25
montagnard inférieur55.069.91413.0122.9253.6234.62189.04
collinéen/submontagnard90.045.4193.7232.9262.42910.313114.64
total167.9343.7633.6719.0923.3827.98315.42
lâchesubalpin supérieur0.0.0.0.0.0.2.4293.4240.6586.318
subalpin inférieur4.6208.8153.5236.81612.5122.32938.57
montagnard supérieur11.51315.8116.9164.9207.9167.01654.06
montagnard inférieur24.598.8153.8232.4274.2213.12646.76
collinéen/submontagnard33.072.6291.8331.4381.8323.72344.46
total73.6535.9716.01017.91029.8716.710189.93
aérésubalpin supérieur0.0.0.4710.21006.4179.0142.72718.810
subalpin inférieur4.32212.9126.0187.31612.8125.81849.16
montagnard supérieur7.71611.6133.6235.7186.5176.01841.17
montagnard inférieur10.5145.1202.4290.8502.2303.72324.69
collinéen/submontagnard16.7110.8500.4711.6350.8503.72324.09
total39.2730.9812.51221.8931.2721.99157.63
clairièrésubalpin supérieur0.0.0.0.0.21003.9236.9173.72314.711
subalpin inférieur3.8239.4146.4174.6219.3144.22137.77
montagnard supérieur2.9272.4291.6351.2412.0322.13012.313
montagnard inférieur1.2410.6580.21000.4710.8500.8504.022
collinéen/submontagnard2.2300.0.0.0.2.1310.4711.2415.919
total10.11412.4128.41512.11219.41012.01274.65
en collectifs serréssubalpin supérieur0.0.1.2410.0.2.0311.2411.1415.619
subalpin inférieur1.2416.8172.4291.3374.4211.43817.511
montagnard supérieur0.8501.4381.2410.6581.9321.4387.316
montagnard inférieur1.0450.0.0.21000.21000.4710.4712.230
collinéen/submontagnard0.8500.21000.21000.8500.0.0.21002.330
total3.8239.6144.0225.0208.0164.52134.97
en collectifs normauxsubalpin supérieur0.0.0.6580.21002.0310.8502.3295.918
subalpin inférieur1.2418.0162.8272.4293.5232.03119.810
montagnard supérieur1.6351.0451.4380.6581.4381.9328.016
montagnard inférieur1.0450.4710.0.0.0.0.4710.21001.932
collinéen/submontagnard0.0.0.0.0.0.0.21000.0.0.6580.850
total3.82310.0144.4215.2196.0187.01636.47
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.4710.8500.4711.635
subalpin inférieur0.4710.8501.0452.1301.2412.5288.016
montagnard supérieur1.8334.0221.8331.0450.0.1.0459.614
montagnard inférieur1.7332.2311.0450.0.0.0.0.4715.320
collinéen/submontagnard1.2410.0.0.0.0.0.0.0.0.0.1.241
total5.1207.0173.8233.5232.0324.32125.79
totalsubalpin supérieur0.0.2.2300.65818.31023.9811.71256.76
subalpin inférieur21.6963.6530.8738.4654.6521.59230.52
montagnard supérieur53.5575.8445.2526.4835.6739.36275.62
montagnard inférieur132.5342.2636.1610.81214.81122.19258.62
collinéen/submontagnard217.6215.41113.21112.0127.61542.05307.92
total425.21199.21125.92105.92136.62136.621129.41
© WSL, Inventaire forestier national suisse, 26.05.2020 #813793/280124
IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.21000.4710.0.0.658
subalpin inférieur1.2415.0202.4282.3301.6350.47113.012
montagnard supérieur1.8334.8203.0261.4381.4381.33813.712
montagnard inférieur4.8202.3302.5280.4710.8501.43812.313
collinéen/submontagnard9.9140.21000.8501.6350.21001.83314.512
total17.81012.2138.8155.9184.4214.92054.06
comprimésubalpin supérieur0.0.0.0.0.0.0.21001.0450.6571.833
subalpin inférieur0.4717.6163.0253.1256.6170.94421.69
montagnard supérieur11.01317.21014.8116.6178.51412.81270.85
montagnard inférieur46.0614.01214.6113.2243.1259.81490.84
collinéen/submontagnard88.048.2167.2162.9253.62323.88133.73
total145.5347.0639.6616.01022.8847.85318.72
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.21001.0450.21001.438
subalpin inférieur1.5351.4381.2411.3372.6281.2419.215
montagnard supérieur5.8186.9170.8502.3292.9261.24119.810
montagnard inférieur4.3214.6211.0450.0.0.4710.210010.414
collinéen/submontagnard2.3290.4710.4710.4710.21000.21004.022
total13.91213.3123.4244.3217.1162.92644.87
normal à lâchesubalpin supérieur0.0.0.0.0.0.1.6355.1191.1417.916
subalpin inférieur4.12212.7127.71610.21312.8123.32450.96
montagnard supérieur17.01027.0815.0116.2178.11510.81384.25
montagnard inférieur58.2514.81112.2123.8224.8205.81899.74
collinéen/submontagnard97.544.4224.0222.4292.1308.415118.74
total176.7358.9538.9624.3833.0729.67361.32
aéré à clairièrésubalpin supérieur0.0.1.2410.47112.3127.6164.12225.79
subalpin inférieur11.71320.797.81513.31113.1127.51674.15
montagnard supérieur13.71213.3124.8205.4198.0157.41652.66
montagnard inférieur15.4114.4223.1261.9313.7232.32930.98
collinéen/submontagnard15.9111.3410.21003.3241.0445.02026.88
total56.7540.9616.21136.3633.4726.58210.13
en collectifssubalpin supérieur0.0.0.8500.21003.6236.8173.32414.611
subalpin inférieur1.73513.0126.3178.01513.6126.01848.56
montagnard supérieur2.5295.4194.8203.0264.7204.02224.49
montagnard inférieur2.8272.6292.4291.3371.0452.23012.213
collinéen/submontagnard3.1250.8500.6581.1440.21002.4298.216
total10.01422.6914.31116.91026.2817.810107.94
totalsubalpin supérieur0.0.2.0310.65818.11021.999.31452.06
subalpin inférieur20.6960.4528.4738.2650.3519.39217.23
montagnard supérieur51.8574.6443.1625.0833.6737.56265.62
montagnard inférieur131.5342.6635.9610.71213.81121.79256.32
collinéen/submontagnard216.7215.41113.21111.6127.41541.65305.92
total420.61194.91121.32103.62127.02129.521096.91
© WSL, Inventaire forestier national suisse, 26.05.2020 #813794/280125
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2004/06
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21004.9202.4291.0451.6350.0.10.214
montagnard supérieur0.6583.3242.0310.6582.1311.2419.714
montagnard inférieur4.2220.8500.0.0.0.0.21000.0.5.220
collinéen/submontagnard4.1220.21000.0.0.21000.0.0.0.4.521
total9.1159.2144.4211.9333.9231.24129.78
comprimésubalpin supérieur0.0.0.0.0.21000.6580.21000.4711.438
subalpin inférieur1.0455.9181.8334.4204.3211.73319.110
montagnard supérieur7.91614.41111.5124.9207.11611.71257.46
montagnard inférieur41.2711.11311.9122.7263.4249.01579.25
collinéen/submontagnard67.556.1185.5182.3281.73312.21295.34
total117.5337.4730.9714.81116.71035.07252.42
normalsubalpin supérieur0.0.0.21000.0.0.4711.8330.6583.026
subalpin inférieur1.6359.1142.4286.9166.7172.52829.38
montagnard supérieur16.71022.9910.3135.8187.1169.11472.05
montagnard inférieur45.9614.3119.8143.6223.0254.32180.95
collinéen/submontagnard79.643.8232.8252.8271.83312.812103.64
total143.9350.4525.3819.5920.4929.37288.72
lâchesubalpin supérieur0.0.0.21000.0.2.0312.7271.2416.118
subalpin inférieur2.7276.7173.7235.1197.2162.92628.28
montagnard supérieur9.9149.0156.1183.1254.2214.72037.17
montagnard inférieur17.2104.1224.6201.3370.9453.32431.58
collinéen/submontagnard30.983.0262.7271.0450.4697.41645.46
total60.6523.0917.11012.51215.51119.510148.33
aérésubalpin supérieur0.0.0.21000.21004.2217.7162.13014.411
subalpin inférieur7.8169.8147.6165.71810.6134.72046.16
montagnard supérieur9.6149.5147.7164.0225.0204.12239.87
montagnard inférieur13.9125.8196.4171.1401.7332.82731.78
collinéen/submontagnard21.391.3412.3302.5292.1294.32133.78
total52.6626.6824.1817.41027.2818.010165.93
clairièrésubalpin supérieur0.0.0.6580.21006.5176.3177.21620.810
subalpin inférieur5.3198.9156.2186.1188.7154.32139.47
montagnard supérieur3.2254.0223.6231.4383.6233.72319.510
montagnard inférieur5.5192.5291.4380.6582.0321.93114.112
collinéen/submontagnard9.3140.4710.21001.5381.0451.63514.012
total23.3916.51111.61316.11121.6918.710107.84
en collectifs serréssubalpin supérieur0.0.1.2410.0.3.2253.1262.92610.414
subalpin inférieur1.63510.4144.6206.1187.3162.72732.78
montagnard supérieur1.2414.0221.8333.0262.8273.12515.911
montagnard inférieur2.0320.6580.4710.6571.4381.2416.318
collinéen/submontagnard1.0450.0.0.0.1.2410.0.2.6274.820
total5.91816.3116.71714.11114.51112.51270.15
en collectifs normauxsubalpin supérieur0.0.0.4710.0.3.9231.4381.4387.117
subalpin inférieur1.4387.7162.6284.7205.7185.01927.18
montagnard supérieur1.3411.4381.8332.3301.8331.53510.014
montagnard inférieur0.4710.8500.21000.4711.8330.21003.823
collinéen/submontagnard0.6580.0.0.0.1.1440.21000.4712.230
total3.72310.3144.62112.31210.8138.51550.26
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.6572.8260.6583.922
subalpin inférieur0.6583.4241.0452.0315.3191.63513.912
montagnard supérieur2.0316.0181.4381.9313.3244.02218.710
montagnard inférieur1.9321.7350.4710.6570.6580.6585.819
collinéen/submontagnard1.6350.4710.0.0.21000.21000.6583.026
total6.11811.6132.8275.31912.2127.31645.36
totalsubalpin supérieur0.0.2.8270.65821.4926.0816.31067.15
subalpin inférieur22.2966.9432.2741.9657.5525.48246.12
montagnard supérieur52.5574.5446.2526.9836.8643.16280.12
montagnard inférieur132.3341.8635.0611.01215.01123.39258.52
collinéen/submontagnard215.7215.41113.51112.7127.51541.95306.72
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Inventaire forestier national suisse, 26.05.2020 #813795/280126
IFN4
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état2009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.21000.0.0.6580.21000.0.1.045
subalpin inférieur0.4713.1261.2411.6351.8330.0.8.116
montagnard supérieur0.0.2.2301.0450.4710.8501.4385.919
montagnard inférieur0.6580.21000.0.0.0.0.4710.0.1.241
collinéen/submontagnard2.7270.21000.0.0.21000.0.0.0.3.126
total3.8235.9182.2302.9263.3251.43819.410
comprimésubalpin supérieur0.0.0.0.0.0.0.0.0.6580.21000.850
subalpin inférieur1.2418.8152.6276.4172.9262.03223.89
montagnard supérieur11.51317.11013.0126.0174.92011.61264.15
montagnard inférieur44.1616.61014.0112.9252.1308.31587.95
collinéen/submontagnard75.156.6185.9173.1241.24119.99111.74
total131.8349.0635.6618.3911.71241.96288.42
normalsubalpin supérieur0.0.0.21000.0.1.4381.2410.8503.524
subalpin inférieur3.5247.7162.7264.0214.2222.52824.69
montagnard supérieur13.31219.11011.8124.2217.4168.11563.95
montagnard inférieur47.069.61410.3132.4293.0255.91878.35
collinéen/submontagnard73.054.3224.8201.2412.0319.01494.34
total136.7340.9629.6713.11117.81026.38264.62
lâchesubalpin supérieur0.0.0.0.0.0.1.4371.0451.2413.523
subalpin inférieur1.2413.4241.9313.5236.5171.83318.310
montagnard supérieur7.7168.2153.3242.9263.6232.72628.58
montagnard inférieur14.8113.9233.1250.9442.4280.85025.99
collinéen/submontagnard26.281.1451.2410.6581.4341.34131.98
total49.9616.6119.7149.31414.9117.716108.14
aérésubalpin supérieur0.0.0.0.0.0.4.7205.7181.63512.013
subalpin inférieur8.11510.1145.0207.11610.5135.01945.86
montagnard supérieur7.01710.6133.9225.3194.4214.12135.37
montagnard inférieur15.1113.2252.6282.2282.1301.24126.59
collinéen/submontagnard24.192.1320.21002.5292.1303.32434.47
total54.3626.1811.71321.8924.8815.211153.93
clairièrésubalpin supérieur0.0.0.21000.21004.6216.8172.13014.012
subalpin inférieur3.4247.5164.6204.4216.6172.32928.88
montagnard supérieur2.2304.2223.3242.3303.4242.82718.110
montagnard inférieur3.1260.8501.4381.2401.2410.6578.316
collinéen/submontagnard5.5190.21000.21001.9330.21001.0458.915
total14.21212.9129.81414.31118.2108.81578.25
en collectifs serréssubalpin supérieur0.0.0.8500.0.0.8502.2301.0444.820
subalpin inférieur0.6587.4163.2251.3385.0191.24118.810
montagnard supérieur0.6582.0322.2300.8502.4291.9319.914
montagnard inférieur0.8500.6580.9500.4710.6581.8335.120
collinéen/submontagnard1.0450.21000.0.0.4710.0.4.0225.619
total3.02611.1136.2183.72310.3149.91444.27
en collectifs normauxsubalpin supérieur0.0.0.4700.21001.0441.9321.5355.120
subalpin inférieur1.0455.6195.0202.3297.2162.52823.79
montagnard supérieur1.0451.2411.6350.0.3.0262.4299.115
montagnard inférieur1.6351.2410.6580.21001.0450.4715.020
collinéen/submontagnard1.0450.0.0.0.0.6580.21000.8502.628
total4.7218.4157.4164.12213.4127.61645.56
fermeture étagéesubalpin supérieur0.0.0.0.0.21002.8261.0450.4714.421
subalpin inférieur0.8505.0201.0445.8183.2252.03117.810
montagnard supérieur6.6176.4171.3371.8332.1301.63519.810
montagnard inférieur3.3244.1220.21000.4710.6570.4719.015
collinéen/submontagnard3.1250.0.0.21000.6580.0.0.0.3.922
total13.71215.5113.02611.4136.9174.42154.96
totalsubalpin supérieur0.0.1.8330.65817.31020.798.71549.16
subalpin inférieur20.2958.6527.2836.4648.1519.29209.63
montagnard supérieur49.8570.9441.6623.8832.0736.66254.52
montagnard inférieur130.3340.3633.2610.61213.51119.49247.32
collinéen/submontagnard211.8214.71112.61111.0137.21539.35296.62
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Inventaire forestier national suisse, 26.05.2020 #813796/280127
IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région économique
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1983/85
degré de fermeture
pas d'indicationcompriméfermeture étagéenormal à lâcheaéré à clairièréen collectifstotal
région économiqueétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
ouest du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.0450.4711.5353.92210.5130.85018.210
montagnard supérieur1.6359.5145.51915.01112.4122.52946.65
montagnard inférieur2.03018.793.22420.296.0181.24151.35
collinéen/submontagnard1.73314.8110.65811.8122.8250.47132.17
total6.41743.5510.81350.9531.874.920148.21
est du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.0.0.0.0.21000.0.0.2100
montagnard inférieur0.8494.1220.0.5.3190.6570.0.10.812
collinéen/submontagnard2.43014.3100.0.14.4103.7230.210035.04
total3.12518.490.0.19.784.5200.210046.02
ouest du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21000.0.0.0.0.21001.3400.8492.528
montagnard supérieur0.21000.4700.0.0.6580.8500.0.2.131
montagnard inférieur0.8506.8160.0.9.4135.2190.65822.97
collinéen/submontagnard1.1448.1150.4719.5142.1310.0.21.28
total2.43015.2100.47119.889.4141.43848.72
centre du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.4710.21000.4700.21000.0.1.141
montagnard inférieur0.3707.6150.65810.9122.3290.85022.68
collinéen/submontagnard2.32920.080.47019.893.3240.65746.44
total2.72628.071.24031.165.8181.43770.11
est du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.6580.0.0.8500.0.0.0.1.438
montagnard inférieur0.8508.6150.47112.1121.4380.210023.68
collinéen/submontagnard2.72731.071.04542.354.0221.93282.83
total3.52340.261.43855.245.4192.130107.71
ouest des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.5372.0320.0.3.7224.9202.13214.210
montagnard supérieur1.7365.3180.5576.9163.0251.73319.18
montagnard inférieur0.8512.7260.31001.7350.31000.0.5.716
collinéen/submontagnard0.0.1.1410.0.0.5710.5710.21002.330
total4.02311.2110.85112.7118.7144.02241.33
centre des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.6580.4711.045
subalpin inférieur1.7332.6260.9453.4237.2156.51622.38
montagnard supérieur1.9328.3155.02012.9125.3182.92636.46
montagnard inférieur0.95010.1143.8249.6143.9232.43030.66
collinéen/submontagnard0.0.5.0200.4712.2310.4710.7588.715
total4.52126.0810.21428.2717.41012.81298.92
est des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.1441.0450.8504.0223.3242.32912.511
montagnard supérieur1.9338.5140.55810.1132.8262.03125.87
montagnard inférieur1.2449.2140.8508.1151.4381.24121.98
collinéen/submontagnard0.9505.9170.4712.2300.0.0.65810.013
total5.02024.672.62824.487.6166.11870.12
nord-ouest des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.6570.4711.044
subalpin inférieur1.9333.1250.4715.5188.9144.32124.17
montagnard supérieur1.2413.4241.5377.0164.9200.85018.89
montagnard inférieur0.6571.3370.6583.4220.4710.21006.515
collinéen/submontagnard0.21002.0310.0.1.6350.4710.0.4.220
total4.0239.8132.52917.5915.2105.81854.73
centre des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.4710.0.0.471
subalpin inférieur0.8491.1400.21002.2291.7321.3377.414
montagnard supérieur0.21002.6250.21002.1290.9441.3377.413
montagnard inférieur0.6581.7310.0.1.4370.6571.0435.318
collinéen/submontagnard0.0.1.0440.0.1.2350.21000.0.2.426
total1.6356.5140.4716.8153.9213.72122.95
nord-est des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.2100
subalpin inférieur0.6581.0490.21001.6352.5273.0268.813
montagnard supérieur1.1453.5230.0.2.6271.0451.4379.613
montagnard inférieur0.8493.6210.21002.9240.9430.21008.611
collinéen/submontagnard0.0.0.5580.0.0.5560.0.0.0.1.040
total2.4298.6130.4707.7144.4204.62028.25
sud-ouest des Alpessubalpin supérieur0.21000.21000.21001.63512.3123.62318.110
subalpin inférieur2.3303.1251.33710.21313.3118.01538.26
montagnard supérieur1.4386.6172.3296.2175.4193.02625.08
montagnard inférieur0.4713.2240.0.3.8221.9311.33710.712
collinéen/submontagnard1.6352.9250.4712.4293.3241.14411.612
total5.91816.0104.32124.3836.3616.910103.62
sud-est des Alpessubalpin supérieur0.4711.0451.0455.1197.6166.81721.99
subalpin inférieur1.6356.6172.62812.81213.11213.61250.35
montagnard supérieur1.4388.5142.9268.1158.0154.72033.67
montagnard inférieur0.8503.1250.4714.8203.7231.04513.811
collinéen/submontagnard0.21003.6230.21002.1301.0440.21007.415
total4.42122.887.11633.0733.4726.28127.02
Sud des Alpessubalpin supérieur0.0.0.6570.21001.1414.1223.3249.314
subalpin inférieur0.4710.9441.2413.3247.5166.01819.39
montagnard supérieur1.33812.8121.24110.8137.4164.02237.56
montagnard inférieur1.4389.8140.21005.8182.3292.23021.79
collinéen/submontagnard1.83323.880.21008.4155.0202.42941.65
total4.92047.852.92629.6726.5817.810129.52
Suissesubalpin supérieur0.6581.8331.4387.91625.6914.61151.96
subalpin inférieur13.11221.799.11550.9674.3548.66217.83
montagnard supérieur14.01270.4519.81083.7552.4624.29264.52
montagnard inférieur12.21390.7410.41499.4431.0812.413256.12
collinéen/submontagnard14.812134.034.122118.9426.888.116306.82
total54.76318.7244.87360.72210.23107.941097.01
© WSL, Inventaire forestier national suisse, 26.05.2020 #813797/280128
IFN4
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état2009/17
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.21000.0.0.6580.21000.0.1.045
subalpin inférieur0.4713.1261.2411.8331.8330.0.8.316
montagnard supérieur0.0.2.2301.0450.4711.0441.4386.118
montagnard inférieur0.6580.21000.0.0.0.0.6580.21001.735
collinéen/submontagnard2.9260.21000.0.0.21000.0.0.0.3.325
total3.9235.9182.2303.1263.7231.63520.410
comprimésubalpin supérieur0.0.0.0.0.0.0.21001.0450.6581.833
subalpin inférieur1.4389.9143.2257.6163.5232.52828.08
montagnard supérieur12.71218.41014.7117.0166.51713.21172.45
montagnard inférieur45.4617.81014.8113.3242.3298.71592.44
collinéen/submontagnard77.057.6166.2173.3231.43821.18116.54
total136.5353.7538.8621.4914.61146.15311.22
normalsubalpin supérieur0.0.0.21000.0.1.4381.2411.0453.723
subalpin inférieur3.5248.3153.1254.2215.2193.12527.48
montagnard supérieur13.51219.9912.6125.2197.8168.91467.95
montagnard inférieur48.269.81410.7132.4293.2256.91781.35
collinéen/submontagnard74.354.5215.0191.4382.23010.41397.94
total139.5342.7631.4714.51119.6930.37278.12
lâchesubalpin supérieur0.0.0.0.0.0.1.6351.4381.4384.321
subalpin inférieur1.4383.4242.5273.9228.7152.13022.19
montagnard supérieur7.7168.8154.1212.9264.1213.12530.88
montagnard inférieur15.0113.9233.1250.9442.4281.24126.59
collinéen/submontagnard27.081.1451.2410.6581.4341.53832.98
total51.1617.21011.1139.91318.1109.314116.64
aérésubalpin supérieur0.0.0.21000.0.4.9207.1162.32914.611
subalpin inférieur8.31511.3136.0187.51611.3135.81850.26
montagnard supérieur7.21710.8135.1196.1184.8204.82038.87
montagnard inférieur15.7113.2253.0262.2282.1301.83328.18
collinéen/submontagnard24.892.1320.5703.5242.1304.12237.17
total55.9627.7814.61124.3827.4818.910168.83
clairièrésubalpin supérieur0.0.0.4710.4718.9158.7158.81527.28
subalpin inférieur5.12010.7135.9188.5158.2154.52142.87
montagnard supérieur2.8274.6213.5232.9274.4214.72022.99
montagnard inférieur3.1261.0451.8331.4381.4381.33810.014
collinéen/submontagnard6.5170.21000.21002.7270.4711.24111.213
total17.41116.91011.81224.3823.1920.59114.14
en collectifs serréssubalpin supérieur0.0.1.4380.4711.4385.2192.52811.013
subalpin inférieur1.04510.8135.8182.3297.7162.72730.38
montagnard supérieur1.2413.4243.6231.4383.9232.72716.111
montagnard inférieur0.8501.0450.9500.4710.8502.6286.518
collinéen/submontagnard1.0450.21000.21000.6580.0.4.2216.318
total4.02216.91110.8136.11817.61014.71170.35
en collectifs normauxsubalpin supérieur0.0.0.6580.4711.0443.5232.9268.415
subalpin inférieur1.4386.8176.8172.5279.9143.52330.98
montagnard supérieur1.3411.6352.2300.21003.6233.52312.313
montagnard inférieur1.6351.2410.8500.21001.8330.6586.218
collinéen/submontagnard1.0450.0.0.0.0.6580.21001.2413.026
total5.31910.21410.2134.52119.01011.71360.96
fermeture étagéesubalpin supérieur0.0.0.0.0.21003.2251.2410.6585.219
subalpin inférieur0.8506.0181.0447.0163.6232.72621.210
montagnard supérieur6.6176.8171.3371.8332.7271.63520.810
montagnard inférieur3.3244.6210.6580.4711.0450.47110.214
collinéen/submontagnard3.5230.0.0.21000.6580.0.0.0.4.321
total14.11217.4103.42413.0128.4155.31961.76
totalsubalpin supérieur0.0.3.0261.43823.2929.6820.1977.35
subalpin inférieur23.2970.3435.4745.4559.9526.98261.12
montagnard supérieur52.9576.5448.2527.9738.8643.95288.22
montagnard inférieur133.7342.8635.8611.21215.61023.78262.82
collinéen/submontagnard218.1216.01113.51113.5117.71543.65312.42
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Inventaire forestier national suisse, 26.05.2020 #813798/280129
IFN1
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région économique
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN1
état1983/85
degré de fermeture
pas d'indicationcompriméfermeture étagéenormal à lâcheaéré à clairièréen collectifstotal
région économiqueétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
ouest du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.7380.7381.9234.1169.9101.32818.67
montagnard supérieur1.62510.2105.91314.4812.192.62046.84
montagnard inférieur1.52620.062.32120.277.9111.03252.93
collinéen/submontagnard1.42715.080.54511.294.1150.64132.75
total5.21445.9410.6950.0433.955.513151.01
est du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.11000.0.0.0.0.3580.11000.545
montagnard inférieur0.6403.5160.0.5.3130.9330.0.10.49
collinéen/submontagnard1.72513.870.27115.173.5160.83535.13
total2.32117.460.27120.454.7140.93346.01
ouest du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.2710.0.0.0.0.4451.3280.8352.718
montagnard supérieur0.11000.5450.0.1.3270.6410.0.2.519
montagnard inférieur0.9337.0110.2719.3104.4150.54522.35
collinéen/submontagnard1.2307.7110.3589.1103.0180.110021.55
total2.42115.270.54520.169.3101.52649.02
centre du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.3580.3580.4500.2710.11001.328
montagnard inférieur0.5458.5100.54510.291.6250.54521.86
collinéen/submontagnard2.12219.260.35820.663.9160.73846.83
total2.51928.151.13031.245.7131.32869.91
est du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.5450.0.0.6410.0.0.0.1.130
montagnard inférieur0.5457.2110.27112.581.4270.27122.06
collinéen/submontagnard3.01834.040.64141.244.3151.03084.12
total3.51641.740.83554.235.7131.228107.21
ouest des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.4262.2210.11003.8164.7142.71914.97
montagnard supérieur1.5265.4120.5417.8102.7191.42719.45
montagnard inférieur0.5452.9170.11002.5190.11000.11006.210
collinéen/submontagnard0.0.0.7380.0.0.6410.3580.11001.724
total3.51711.280.83514.877.9104.21542.22
centre des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.3580.2710.545
subalpin inférieur2.0222.2211.0324.2157.4116.81123.65
montagnard supérieur1.6259.3105.21312.195.2132.32035.84
montagnard inférieur1.3289.3104.11610.093.8162.02330.45
collinéen/submontagnard0.2715.5130.4502.9180.4500.3589.810
total5.11426.3510.7929.1517.1711.79100.01
est des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.8351.1300.5453.2173.5162.02211.28
montagnard supérieur2.0228.0100.54511.493.1181.82326.75
montagnard inférieur2.0239.590.6416.8121.7251.03321.56
collinéen/submontagnard0.7385.3130.5452.8190.5440.64110.59
total5.51323.952.12224.158.8105.41369.82
nord-ouest des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.3570.4500.738
subalpin inférieur1.7242.6190.4506.4128.6104.11523.85
montagnard supérieur1.1303.3170.9336.9115.0140.83518.06
montagnard inférieur0.4501.9220.6412.6190.8350.2716.611
collinéen/submontagnard0.11001.7240.0.1.6240.7380.0.4.115
total3.3179.591.92317.5615.475.51353.22
centre des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.2710.0.0.271
subalpin inférieur1.2291.0300.11001.9232.1221.5257.810
montagnard supérieur0.2712.6180.3572.1211.3271.0317.710
montagnard inférieur0.6412.1210.2711.1320.5500.6405.213
collinéen/submontagnard0.0.1.3270.0.1.1310.3580.11002.818
total2.0227.1100.7416.2124.4143.31623.74
nord-est des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.11000.1100
subalpin inférieur0.9331.6250.2711.4262.6192.8199.69
montagnard supérieur1.2303.9150.0.2.4201.0320.8359.29
montagnard inférieur0.7373.4150.11002.0210.8350.2707.19
collinéen/submontagnard0.0.1.8220.0.0.4500.0.0.0.2.120
total2.81910.780.3576.2124.4143.91628.23
sud-ouest des Alpessubalpin supérieur0.2710.2710.2711.42710.793.11815.87
subalpin inférieur2.5203.3171.6259.51014.988.11140.04
montagnard supérieur1.8245.8132.1226.9125.5133.21725.36
montagnard inférieur0.7382.9180.11003.0171.9230.9339.59
collinéen/submontagnard1.6252.9180.4503.2172.9190.93311.89
total6.81215.184.41523.9635.9516.37102.42
sud-est des Alpessubalpin supérieur0.3581.4270.9334.2159.1105.61321.56
subalpin inférieur2.0227.3112.61911.9913.2813.0850.24
montagnard supérieur1.5268.7102.4209.9108.6114.51535.65
montagnard inférieur1.0324.5150.8355.2143.4170.83515.87
collinéen/submontagnard0.2712.8190.3582.1221.1310.3586.711
total5.01424.767.11233.3535.3524.36129.71
Sud des Alpessubalpin supérieur0.0.0.6410.11001.0324.8143.51710.010
subalpin inférieur0.7382.0220.9333.7168.5116.01321.76
montagnard supérieur1.03112.981.72410.697.1124.61537.84
montagnard inférieur1.3289.4100.2715.2142.9181.92320.96
collinéen/submontagnard1.03223.850.11009.2104.5152.42040.94
total4.01648.643.01829.6527.8618.47131.41
Suissesubalpin supérieur0.5452.2211.2296.61225.3612.9948.84
subalpin inférieur14.3824.169.21050.5476.7349.24224.12
montagnard supérieur13.6971.4419.9786.7352.7423.36267.62
montagnard inférieur12.5992.2310.01095.9331.969.910252.52
collinéen/submontagnard13.29135.523.717121.0329.468.011310.71
total54.14325.5144.05360.71216.12103.331103.60
© WSL, Inventaire forestier national suisse, 26.05.2020 #813799/280130
IFN3
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région de forêt protectrice
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau terrestre IFN3
état2004/06
région de forêt protectrice
Plateau/Juranord des Alpes ouestnord des Alpes estsud-ouest des Alpessud-est des AlpesSud des Alpes Suisse
degré de fermetureétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
pas d'indicationsubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.21005.5172.1291.3381.5350.0.10.613
montagnard supérieur0.6583.5222.3270.5582.0301.14110.013
montagnard inférieur4.2210.9450.0.0.0.0.21000.0.5.318
collinéen/submontagnard4.1210.4710.0.0.21000.0.0.0.4.620
total9.01410.3124.4202.0303.6221.14130.57
comprimésubalpin supérieur0.0.0.0.0.21000.5580.21000.3711.338
subalpin inférieur1.1415.9172.2295.4174.6192.22821.49
montagnard supérieur8.61414.31111.9115.0186.51612.31158.65
montagnard inférieur42.1611.01211.7122.9243.2239.41380.44
collinéen/submontagnard67.855.6185.5172.2261.73112.91195.84
total119.6336.8631.5716.11016.31037.26257.42
normalsubalpin supérieur0.0.0.21000.0.0.3711.6330.5582.726
subalpin inférieur1.8319.5132.5267.1156.5162.42729.88
montagnard supérieur16.71022.7810.3125.6177.3159.21371.85
montagnard inférieur46.1614.31110.1133.9202.9245.01982.24
collinéen/submontagnard78.243.5233.6222.8251.83113.111103.14
total142.9350.2526.5719.8820.0930.37289.62
lâchesubalpin supérieur0.0.0.21000.0.1.8312.8251.2386.017
subalpin inférieur2.6267.0163.6225.2187.0162.92428.48
montagnard supérieur9.9139.0146.1173.1234.8195.41838.27
montagnard inférieur16.8104.7194.3201.2371.6333.42332.07
collinéen/submontagnard31.472.8252.4271.3380.5577.01545.56
total60.6523.8816.41012.61116.71019.99150.03
aérésubalpin supérieur0.0.0.21000.21004.0207.2152.12913.711
subalpin inférieur8.0159.9137.1155.61710.0134.42045.06
montagnard supérieur9.61310.5138.6143.5225.4183.72241.36
montagnard inférieur14.1116.3176.1171.2372.6262.52732.97
collinéen/submontagnard21.691.1412.6262.5272.1284.12033.97
total53.3528.0724.5816.91027.4716.810166.83
clairièrésubalpin supérieur0.0.0.5580.21005.9177.0167.21520.99
subalpin inférieur5.2189.2136.4166.3179.0144.22040.47
montagnard supérieur3.5233.7223.5221.2383.9213.72219.59
montagnard inférieur6.2172.4281.7330.5581.8321.73114.411
collinéen/submontagnard9.3140.4710.4711.3380.9451.63313.911
total24.2816.21012.21215.31022.6818.59109.04
en collectifs serréssubalpin supérieur0.0.1.1410.0.3.2233.0243.32310.713
subalpin inférieur1.63310.4134.3206.2176.7162.82532.07
montagnard supérieur1.5354.2202.9252.6263.0243.12317.310
montagnard inférieur2.0300.7500.3710.8501.3381.2386.317
collinéen/submontagnard1.3380.0.0.0.1.3380.0.2.5265.019
total6.41716.5107.51514.01114.01113.01171.35
en collectifs normauxsubalpin supérieur0.0.0.5580.21004.5201.2381.2387.715
subalpin inférieur1.6337.5152.5275.3186.6164.81928.48
montagnard supérieur1.7332.4271.8312.0302.3281.43511.612
montagnard inférieur0.4710.7500.5580.3711.8320.21004.021
collinéen/submontagnard0.5580.0.0.0.0.9450.21000.4712.030
total4.22111.2125.01913.01112.1128.01453.56
fermeture étagéesubalpin supérieur0.0.0.0.0.0.0.7503.0240.5584.220
subalpin inférieur0.5583.4231.1411.8315.7171.93014.311
montagnard supérieur2.4275.9171.6331.9303.2234.32019.29
montagnard inférieur1.8321.5350.4710.5570.5580.7505.418
collinéen/submontagnard1.8320.4710.0.0.21000.21000.7503.224
total6.41611.2123.0245.11812.5118.21446.36
totalsubalpin supérieur0.0.2.7260.75020.9926.1816.51067.05
subalpin inférieur22.7868.4431.7744.2557.5525.88250.32
montagnard supérieur54.3576.3449.0525.6738.3644.05287.52
montagnard inférieur133.7342.7535.1611.31115.81024.18262.72
collinéen/submontagnard215.9214.21114.51012.6117.41442.45306.92
total426.61204.21131.02114.72145.12152.921174.50
© WSL, Inventaire forestier national suisse, 26.05.2020 #813800/280131
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région économique
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1/IFN2/IFN3/IFN4
réseau: réseau 1,4 x 1,4 km
état1993/95
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
région économiqueétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
ouest du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4700.6584.0224.2213.7233.0250.6581.0450.47118.010
montagnard supérieur0.0.7.31615.31110.0136.8172.0310.4711.2411.83344.95
montagnard inférieur0.0.12.31221.099.9135.0200.6580.6570.4710.65850.35
collinéen/submontagnard0.0.12.21211.7124.6202.5270.21000.0.0.0.0.47131.57
total0.47032.5752.0528.6717.9105.9181.6352.6283.225144.81
est du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.2.7285.6181.7350.4700.0.0.0.0.31000.210010.812
collinéen/submontagnard0.0.10.41317.794.8201.5380.4690.0.0.0.0.0.34.74
total0.0.13.01123.576.5171.9330.4690.0.0.31000.210045.72
ouest du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.21000.5700.4710.4700.4710.4710.0.0.0.2.330
montagnard supérieur0.0.0.21001.0450.4710.21000.0.0.0.0.0.0.0.1.933
montagnard inférieur0.0.9.0149.1142.6271.7350.4710.0.0.0.0.0.22.97
collinéen/submontagnard0.0.11.0125.5181.5371.3400.7580.0.0.0.0.0.20.08
total0.0.20.5816.194.9193.6231.5380.4710.0.0.0.47.02
centre du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.4710.4710.0.0.0.0.0.0.0.0.945
montagnard inférieur0.21006.5178.9144.6191.1410.21000.0.0.0.1.04422.68
collinéen/submontagnard0.47113.21119.496.9164.5190.4710.21000.0.0.47145.44
total0.65819.7928.5611.9126.0170.6580.21000.0.1.43769.01
est du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.21000.8500.4710.0.0.0.0.0.0.0.0.0.1.438
montagnard inférieur0.0.6.3179.9144.8202.2300.0.0.0.0.21000.0.23.48
collinéen/submontagnard0.47024.3834.5614.4116.3160.6580.0.0.0.0.47180.93
total0.47030.8745.2519.698.5140.6580.0.0.21000.471105.61
ouest des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.31002.2302.4291.9323.2251.5401.0461.3410.0.13.810
montagnard supérieur0.0.5.3185.7183.2242.1300.8580.5580.0.0.95118.58
montagnard inférieur0.0.2.3292.4270.7580.0.0.0.0.0.0.3700.0.5.716
collinéen/submontagnard0.0.1.1410.21001.0490.0.0.0.0.0.0.0.0.0.2.330
total0.310010.91210.7126.9165.3192.2321.5361.6360.95140.33
centre des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.4710.0.0.4710.21000.0.1.045
subalpin inférieur0.8502.9260.9443.4235.7183.0241.7333.0240.210021.58
montagnard supérieur0.6584.92010.2138.8147.0160.4710.21000.8502.42935.26
montagnard inférieur0.0.9.5145.5197.8164.0230.0.0.0.0.0.2.23129.07
collinéen/submontagnard0.0.2.9273.2251.5380.6580.0.0.21000.0.0.0.8.515
total1.33720.2919.8921.5917.6103.4232.4273.9214.82095.12
est des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.0441.4381.6351.6333.0251.7350.6570.8500.47112.311
montagnard supérieur0.6588.1156.8164.1212.6270.4710.6580.21001.43724.87
montagnard inférieur0.0.9.2148.2152.2300.8500.21000.0.0.0.0.47121.18
collinéen/submontagnard0.0.5.6182.1311.5380.4700.0.0.0.0.0.0.0.9.513
total1.63524.3818.899.4146.8162.4301.2411.0452.33067.73
nord-ouest des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.6580.21000.0.0.850
subalpin inférieur0.6584.1222.5282.8263.5244.4213.1251.8330.65823.58
montagnard supérieur0.4704.6205.3183.0251.6351.2410.4710.0.0.47117.19
montagnard inférieur0.21003.0231.6340.4710.6580.21000.0.0.0.0.0.5.915
collinéen/submontagnard0.0.2.0311.7340.0.0.21000.0.0.0.0.0.0.0.3.821
total1.24013.71111.1126.2175.9185.8184.1222.1311.14451.13
centre des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.21000.0.0.0.0.21000.0.0.471
subalpin inférieur0.6580.0.1.4370.7491.7321.1400.6570.6570.21007.014
montagnard supérieur0.21002.5271.9311.1390.4700.21000.21000.4700.0.6.814
montagnard inférieur0.21002.4261.1400.21000.6580.0.0.0.0.0.0.0.4.519
collinéen/submontagnard0.21000.6571.2380.21000.0.0.0.0.0.0.0.0.0.2.226
total1.2405.4165.6172.3272.9251.3370.8501.2400.210020.95
nord-est des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur0.4700.6590.7571.1441.0492.7260.9430.4710.4728.314
montagnard supérieur0.7503.1252.1301.2410.5710.9450.21000.6570.4719.613
montagnard inférieur0.0.2.6242.9240.8500.9440.0.0.0.0.0.0.4717.613
collinéen/submontagnard0.0.0.9440.21000.0.0.0.0.0.0.0.0.0.0.0.1.040
total1.1407.2145.9163.1252.3303.8221.1390.9441.24126.65
sud-ouest des Alpessubalpin supérieur0.0.0.21001.0452.4296.2173.1252.0312.0310.47117.310
subalpin inférieur1.4385.4186.4176.6176.9164.4211.3371.9312.13036.46
montagnard supérieur0.21006.2174.9204.5205.1191.0450.4710.4711.04523.88
montagnard inférieur0.0.4.1212.7262.4270.8500.4710.21000.0.0.0.10.612
collinéen/submontagnard0.21002.8252.9261.4381.4381.4380.6570.21000.0.11.013
total1.93318.6917.81017.31020.4910.3134.6214.6203.52399.02
sud-est des Alpessubalpin supérieur0.0.0.0.1.2413.0268.4155.9180.6580.8500.85020.79
subalpin inférieur1.0452.5286.61711.71212.6126.5173.4242.7261.04548.15
montagnard supérieur1.0456.1177.8157.1175.9181.4381.3381.4380.0.32.07
montagnard inférieur0.21002.4293.2254.0212.2300.8500.4710.4710.0.13.511
collinéen/submontagnard0.0.2.0312.2301.8320.8500.4710.0.0.0.0.0.7.215
total2.23013.01220.9927.6829.8715.0115.8185.2191.833121.32
Sud des Alpessubalpin supérieur0.0.0.0.0.6580.6582.7271.5351.0451.9310.4718.715
subalpin inférieur0.0.0.6582.5282.1305.2193.7231.2411.6352.32919.29
montagnard supérieur0.21009.8149.3146.4175.6181.8330.8501.8331.04536.66
montagnard inférieur0.4718.2153.6232.9273.2250.4710.21000.21000.47119.49
collinéen/submontagnard0.210021.299.3143.7233.1261.0450.21000.6580.0.39.35
total0.85039.7625.3815.71119.898.4153.3246.0184.122123.12
Suissesubalpin supérieur0.0.0.21002.7275.91817.91010.7134.6215.3191.63549.06
subalpin inférieur6.51820.51029.5836.8746.8632.4814.81115.1117.716210.23
montagnard supérieur3.92258.3671.6550.6638.2710.1145.0206.6179.315253.62
montagnard inférieur1.34180.4585.7545.1623.393.2251.4381.7345.220247.22
collinéen/submontagnard1.438110.24111.7443.3722.595.1201.3410.8501.241297.32
total13.112269.52301.22181.63148.7361.6627.0829.6825.091057.41
© WSL, Inventaire forestier national suisse, 26.05.2020 #813801/280132
IFN2
surface forestière
degré de fermeture · étage de végétation (forêt)
unité d'interprétation: région économique
unité: 1000 ha
ensemble analysé: forêt accessible sans la forêt buissonnante
réseau: réseau 1,4 x 1,4 km
état1993/95
degré de fermeture
pas d'indicationcompriménormallâcheaéréclairièréen collectifs serrésen collectifs normauxfermeture étagéetotal
région économiqueétage de végétation (forêt)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
ouest du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.4701.0444.0224.2213.9233.4240.8501.2410.47119.39
montagnard supérieur0.0.8.11515.71110.2137.0172.9260.8501.6351.83348.35
montagnard inférieur0.0.12.31221.0910.1135.0200.6581.0450.6580.65851.25
collinéen/submontagnard0.0.12.41211.8124.8202.5270.21000.0.0.0.0.47132.17
total0.47033.9752.6529.3718.3107.1162.6283.4243.225150.81
est du Jurasubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.0.0.0.0.0.0.0.0.0.0.0.0.2100
montagnard inférieur0.0.2.7285.8181.7350.4700.0.0.0.0.31000.210011.012
collinéen/submontagnard0.0.10.61317.795.0191.5380.4690.0.0.0.0.0.35.24
total0.0.13.21123.776.7161.9330.4690.0.0.31000.210046.42
ouest du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.21000.5700.4710.4700.4710.4710.0.0.0.2.330
montagnard supérieur0.0.0.21001.4380.4710.21000.0.0.0.0.0.0.0.2.330
montagnard inférieur0.0.9.5139.3142.6271.7350.4710.0.0.0.0.0.23.57
collinéen/submontagnard0.0.11.9126.1171.5371.5370.7580.21000.0.0.0.21.88
total0.0.21.8717.394.9193.8231.5380.6570.0.0.0.49.92
centre du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.0.0.21000.4710.4710.0.0.0.0.0.0.0.0.945
montagnard inférieur0.21006.5178.9144.6191.1410.21000.0.0.0.1.04422.68
collinéen/submontagnard0.47113.61119.696.9164.7190.4710.4710.0.0.47146.34
total0.65820.1928.7611.9126.2160.6580.4710.0.1.43769.91
est du Plateausubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
montagnard supérieur0.0.0.21000.8500.4710.0.0.0.0.0.0.0.0.0.1.438
montagnard inférieur0.0.6.5179.9145.0192.4290.0.0.0.0.21000.0.24.08
collinéen/submontagnard0.47025.2835.1614.8116.3160.6580.21000.0.0.47182.93
total0.47031.9745.8520.198.7140.6580.21000.21000.471108.21
ouest des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.2100
subalpin inférieur0.31002.2302.4291.9323.4252.0351.2411.4380.0.14.810
montagnard supérieur0.0.5.5176.1173.2242.1301.0500.7500.0.0.95119.48
montagnard inférieur0.0.2.3292.6260.7580.0.0.0.0.0.0.3700.0.5.916
collinéen/submontagnard0.0.1.1410.21001.0490.0.0.0.0.0.0.0.0.0.2.330
total0.310011.01211.3126.9165.5192.9282.1301.8340.95142.73
centre des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.4710.0.0.4710.21000.0.1.045
subalpin inférieur0.8503.1251.1403.8225.7183.0241.7334.5200.210023.88
montagnard supérieur0.6585.12010.6139.0147.1150.4710.21000.9452.82736.86
montagnard inférieur0.0.10.0145.7197.8164.4210.21000.0.0.0.2.23130.26
collinéen/submontagnard0.0.2.9273.5241.5380.6580.0.0.21000.0.0.0.8.715
total1.33721.0920.8922.1918.293.6222.4275.7185.320100.52
est des Préalpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
subalpin inférieur1.3401.4382.1311.6333.0251.7350.6570.8500.47113.011
montagnard supérieur0.6588.3148.2154.3212.6270.4710.7500.21001.43726.87
montagnard inférieur0.0.9.6148.4152.6270.8500.21000.0.0.0.0.47122.18
collinéen/submontagnard0.0.5.6182.1311.5380.4700.0.0.0.0.0.0.0.9.513
total1.93325.0720.8910.0136.8162.4301.4371.0452.33071.42
nord-ouest des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.0.0.6580.4710.0.1.045
subalpin inférieur0.6584.3212.5282.8263.9224.6213.9231.8330.65825.17
montagnard supérieur0.4705.2196.1173.4242.0311.2410.4710.0.0.47119.39
montagnard inférieur0.21003.0231.7320.4710.6580.4710.0.0.0.0.0.6.315
collinéen/submontagnard0.0.2.1291.7340.21000.21000.0.0.0.0.0.0.0.4.220
total1.24014.71012.1126.8166.7176.2174.9202.3301.14455.93
centre des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.21000.0.0.0.0.21000.0.0.471
subalpin inférieur0.6580.4701.5350.7491.7321.3370.6571.0440.21008.113
montagnard supérieur0.21002.9252.1291.1390.4700.21000.21000.6570.0.7.613
montagnard inférieur0.21002.8251.5350.21000.6580.0.0.0.0.0.0.21005.517
collinéen/submontagnard0.21000.6571.4340.4710.0.0.0.0.0.0.0.0.0.2.624
total1.2406.6156.6152.5262.9251.5340.8501.8320.47124.34
nord-est des Alpessubalpin supérieur0.0.0.0.0.0.0.0.0.0.0.21000.0.0.0.0.0.0.2100
subalpin inférieur0.4700.6590.7571.1441.3403.3241.1400.9450.4729.912
montagnard supérieur0.7503.1252.4271.3380.7580.9450.21000.6570.47110.312
montagnard inférieur0.0.2.8233.1231.0450.9440.0.0.21000.0.0.4718.411
collinéen/submontagnard0.0.0.9440.21000.0.0.0.0.0.0.21000.0.0.0.1.237
total1.1407.4146.4163.5232.9264.4201.6321.5351.24130.04
sud-ouest des Alpessubalpin supérieur0.0.0.21001.0452.4296.4173.9232.0312.0310.47118.310
subalpin inférieur1.6355.4187.0166.8167.3164.6211.3372.4292.13038.46
montagnard supérieur0.21006.8165.3194.9205.7181.2410.6580.6581.04526.48
montagnard inférieur0.0.4.1212.9252.4270.8500.4710.21000.0.0.0.10.812
collinéen/submontagnard0.21002.8252.9261.4381.6352.1310.8500.21000.0.12.012
total2.13119.2919.0917.91021.8912.1125.0205.2193.523105.92
sud-est des Alpessubalpin supérieur0.0.0.0.1.8333.4249.0146.9171.2410.8500.85023.98
subalpin inférieur1.0452.7277.21612.51212.8129.3144.4213.5231.24154.65
montagnard supérieur1.0456.5178.4157.9166.5172.0321.9321.4380.0.35.67
montagnard inférieur0.4713.0263.6234.2212.2300.8500.4710.4710.0.14.811
collinéen/submontagnard0.0.2.2292.4291.8320.8500.4710.0.0.0.0.0.7.615
total2.42914.41123.3829.8731.2719.4108.0166.0182.032136.62
Sud des Alpessubalpin supérieur0.0.0.0.0.8500.6582.7273.7231.1412.3290.47111.712
subalpin inférieur0.0.0.8502.5282.3295.8184.2211.4382.0312.52821.59
montagnard supérieur0.210010.0139.7147.0166.0182.1301.4381.9321.04539.36
montagnard inférieur0.4718.6154.6213.1263.7230.8500.4710.21000.47122.19
collinéen/submontagnard0.210022.2810.3133.7233.7231.2410.21000.6580.0.42.05
total0.85041.5627.9816.71021.9912.0124.5217.0164.321136.62
Suissesubalpin supérieur0.0.0.21003.6246.31818.71014.7115.6195.9181.63556.76
subalpin inférieur7.01722.0931.6838.3749.2637.8717.51119.6108.116231.02
montagnard supérieur3.92261.9577.3553.6640.8712.4137.2167.8169.714274.52
montagnard inférieur1.53883.5589.0446.4624.594.0222.2301.9325.419258.42
collinéen/submontagnard1.438114.14114.8444.5623.795.9192.2300.8501.241308.62
total13.812281.72316.32189.13156.9374.9534.6736.0726.091129.21
© WSL, Inventaire forestier national suisse, 26.05.2020 #813802/280133
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