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NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a1.4381.4382.2300.6580.6580.0.6.318
crowded102.5418.51015.9114.7206.2185.719153.43
normal144.5316.51111.8133.6239.3145.119190.93
loose64.1516.1117.1164.62113.6122.628108.04
open35.3714.9116.1185.81812.5124.32178.95
scattered9.1158.0164.8206.0189.8143.92241.57
grouped crowded3.4244.8202.2300.8504.2220.85016.211
grouped normal3.4246.7173.0262.3302.4292.42920.110
heterogeneous4.4212.9272.0320.4711.0450.85011.413
total368.2189.7455.2528.8759.5525.68626.91
inside perimetern/a0.0.0.4711.0450.6580.0.0.0.2.032
crowded0.6585.8184.5213.6222.3291.24118.110
normal2.1314.1224.8204.4203.5231.73320.710
loose1.2414.3221.4385.1193.6232.23017.710
open0.4712.7271.0455.7184.3213.12517.311
scattered0.4710.8500.8501.4382.0311.2416.617
grouped crowded0.0.1.0450.21001.2411.0450.8504.222
grouped normal0.0.0.6580.8500.8500.6581.2413.922
heterogeneous0.0.0.6580.21000.8500.4711.3383.324
total4.72020.4914.81123.5817.81012.71293.84
outside perimetern/a0.0.1.0451.0440.8501.8330.8505.519
crowded17.11022.7918.4910.9125.91834.67109.64
normal21.3923.1916.91010.91310.61321.09103.84
loose8.31515.5117.5168.31512.61211.91264.15
open3.52413.3125.31910.31314.51114.51161.45
scattered0.6583.6232.8264.8207.6167.01626.49
grouped crowded0.4713.7231.6353.0262.8272.92614.512
grouped normal0.4712.7270.6582.1303.0253.52312.312
heterogeneous0.8503.5241.6352.4290.6582.13010.913
total52.4689.1455.9553.6559.3598.33408.72
totaln/a1.4382.9264.2212.1312.4290.85013.812
crowded120.2346.9638.9619.2914.41141.56281.12
normal167.9343.7633.6719.0923.3827.98315.42
loose73.6535.9716.01017.91029.8716.710189.93
open39.2730.9812.51221.8931.2721.99157.63
scattered10.11412.4128.41512.11219.41012.01274.65
grouped crowded3.8239.6144.0225.0208.0164.52134.97
grouped normal3.82310.0144.4215.2196.0187.01636.47
heterogeneous5.1207.0173.8233.5232.0324.32125.79
total425.21199.21125.92105.92136.62136.621129.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853188/319519
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a1.3381.5352.3280.6580.7500.0.6.317
crowded105.4418.31015.9105.2186.4165.618156.73
normal142.1317.71011.9123.7229.8134.719189.93
loose63.2515.6107.2154.51913.4113.124107.04
open34.4715.1116.0175.61712.1124.12177.45
scattered9.1148.4145.3185.8179.4134.02142.06
grouped crowded3.1244.5202.1291.1414.2201.23716.210
grouped normal3.8226.1173.5222.1292.1292.52720.29
heterogeneous4.2203.3232.2280.4710.9450.94511.912
total366.6190.5456.5529.0759.1526.08627.61
inside perimetern/a0.0.0.4711.1410.5580.0.0.0.2.030
crowded0.5585.8174.3203.9202.1291.33817.910
normal2.0304.1214.9185.0183.8211.53321.39
loose1.2384.0211.4354.8183.2232.32816.910
open0.4712.4271.3385.4184.3203.12316.810
scattered0.4710.9450.7501.2382.0301.0416.217
grouped crowded0.0.0.9450.21001.2380.8450.7503.921
grouped normal0.0.0.7501.0410.8450.6581.4354.520
heterogeneous0.0.0.7500.21000.7500.4711.4353.323
total4.52019.9914.91023.7817.11012.61192.74
outside perimetern/a0.0.0.9451.4350.9451.6330.7505.618
crowded17.11023.0819.1911.1125.91734.76110.84
normal20.6923.5816.61010.91211.61220.59103.74
loose7.71515.1117.3158.51412.21111.71262.45
open3.82113.2115.01810.51214.51014.91062.05
scattered0.5583.6222.9254.6198.0156.71626.38
grouped crowded0.3714.1211.6333.2232.7262.82514.611
grouped normal0.3712.4271.1411.9303.0233.52212.212
heterogeneous0.7503.4231.6332.3270.5581.93010.413
total51.1589.3356.5453.8459.9497.43408.12
totaln/a1.3382.8254.8192.0302.3270.75013.911
crowded123.1347.1539.2620.2814.31041.56285.42
normal164.6345.4633.4619.6925.1826.87314.92
loose72.1534.6715.91017.9928.8717.010186.23
open38.6630.8712.31121.5830.9722.18156.23
scattered10.01312.9118.91411.61219.4911.71274.55
grouped crowded3.4239.5133.9215.4187.8154.71934.77
grouped normal4.2219.3145.6174.9195.7177.31536.97
heterogeneous4.9197.4154.0213.3231.8324.12025.68
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853189/319520
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a3.7230.0.2.1305.818
crowded30.971.24111.41243.55
heterogeneous9.5140.4710.85010.613
normal, loose39.462.0318.91450.35
open, scattered26.380.8503.32430.37
crowded, clustered normal3.7230.21000.4714.222
total113.324.62026.88144.81
Eastern Juran/a2.5280.0.0.4702.926
crowded16.590.0.1.93318.49
heterogeneous0.0.0.0.0.0.0.0.
normal, loose18.290.0.1.43719.78
open, scattered4.2210.0.0.4704.520
crowded, clustered normal0.21000.0.0.0.0.2100
total41.630.0.4.12245.72
Western Plateaun/a1.5370.0.0.21001.735
crowded14.9100.0.0.47015.210
heterogeneous0.4710.0.0.0.0.471
normal, loose16.390.0.3.12519.48
open, scattered7.5150.0.1.3418.714
crowded, clustered normal1.4380.0.0.0.1.438
total42.030.0.5.01947.02
Central Plateaun/a2.1300.0.0.4712.527
crowded24.370.0.3.12527.57
heterogeneous0.6580.0.0.6581.240
normal, loose26.770.0.4.02130.76
open, scattered4.8190.0.1.0455.818
crowded, clustered normal1.0440.0.0.4711.437
total59.530.0.9.41369.01
Eastern Plateaun/a3.1250.0.0.21003.324
crowded37.860.0.1.73339.56
heterogeneous1.2410.0.0.21001.438
normal, loose51.650.0.2.82754.44
open, scattered5.0190.0.0.21005.219
crowded, clustered normal1.5350.0.0.4711.931
total100.220.0.5.519105.61
Western Pre-Alpsn/a1.7350.4711.1463.226
crowded4.2211.5385.31811.011
heterogeneous0.4730.21000.21000.851
normal, loose5.1191.5366.11712.711
open, scattered2.9270.4715.4198.714
crowded, clustered normal1.3410.4712.3294.022
total15.6104.32120.4840.33
Central Pre-Alpsn/a2.2300.0.2.1304.321
crowded10.9131.73512.71225.38
heterogeneous3.9230.4715.61910.014
normal, loose14.8111.24111.21327.28
open, scattered9.7141.5354.92016.110
crowded, clustered normal6.4170.8505.02012.212
total47.955.61841.6595.12
Eastern Pre-Alpsn/a2.1330.0.1.7353.724
crowded10.6131.63512.21224.47
heterogeneous1.0450.0.1.5352.628
normal, loose10.6130.75012.61223.98
open, scattered5.1190.0.2.1307.216
crowded, clustered normal3.5240.4702.1316.018
total32.962.72632.1667.73
Northwestern Alpsn/a2.1310.6580.8503.524
crowded2.4282.4284.2219.014
heterogeneous0.21000.6581.4382.330
normal, loose4.5213.1258.91416.59
open, scattered6.8172.4295.01914.211
crowded, clustered normal1.7350.8503.1255.618
total17.61010.01323.5851.13
Central Alpsn/a1.0440.21000.0.1.240
crowded1.9291.9312.5266.314
heterogeneous0.21000.21000.0.0.471
normal, loose2.2291.4382.5266.016
open, scattered2.5260.4710.6583.522
crowded, clustered normal1.7320.7491.0433.522
total9.5124.8186.71520.95
Northeastern Alpsn/a0.6580.6590.6591.833
crowded1.9312.5284.1208.413
heterogeneous0.21000.0.0.0.0.2100
normal, loose1.1411.9314.5207.514
open, scattered1.7330.6582.0314.221
crowded, clustered normal2.1310.8511.5354.420
total7.6156.41612.71026.65
Southwestern Alpsn/a1.6350.6582.2304.521
crowded3.5233.2248.61415.410
heterogeneous0.21001.1412.9264.321
normal, loose4.3217.51511.71223.58
open, scattered10.7136.61717.61034.96
crowded, clustered normal4.2223.8238.51416.510
total24.5822.9851.6599.02
Southeastern Alpsn/a1.4380.4711.6353.424
crowded9.4143.0269.81422.29
heterogeneous3.2250.6582.9266.717
normal, loose13.6125.41912.61231.67
open, scattered12.4123.42416.31132.17
crowded, clustered normal10.6134.22110.51325.48
total50.6517.01053.75121.32
Southern Alpsn/a1.0450.0.2.5283.523
crowded6.5172.62737.6646.65
heterogeneous0.4710.6581.9312.926
normal, loose5.0202.52720.5928.18
open, scattered5.1192.72717.41025.38
crowded, clustered normal2.1303.52311.11316.710
total20.1911.91291.13123.12
Switzerlandn/a26.592.82716.01145.47
crowded175.6321.59115.64312.72
heterogeneous21.5104.12218.11043.67
normal, loose213.4327.28110.84351.52
open, scattered104.5418.81077.55200.83
crowded, clustered normal41.4715.71146.26103.34
total583.0190.14384.321057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853190/319521
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a4.2210.0.2.1306.417
crowded30.971.24111.41243.55
heterogeneous9.5140.4710.94510.813
normal, loose40.062.0318.91450.95
open, scattered27.580.8503.52331.87
crowded, clustered normal4.3220.21000.4714.920
total116.324.62027.28148.21
Eastern Juran/a2.7270.0.0.4703.125
crowded16.590.0.1.93318.49
heterogeneous0.0.0.0.0.0.0.0.
normal, loose18.290.0.1.43719.78
open, scattered4.2210.0.0.4704.520
crowded, clustered normal0.21000.0.0.0.0.2100
total41.830.0.4.12246.02
Western Plateaun/a2.2310.0.0.21002.430
crowded14.9100.0.0.47015.210
heterogeneous0.4710.0.0.0.0.471
normal, loose16.590.0.3.32419.88
open, scattered8.1150.0.1.3419.414
crowded, clustered normal1.4380.0.0.0.1.438
total43.530.0.5.21948.72
Central Plateaun/a2.3290.0.0.4712.726
crowded24.770.21003.12528.07
heterogeneous0.6580.0.0.6581.240
normal, loose27.170.0.4.02131.16
open, scattered4.8190.0.1.0455.818
crowded, clustered normal1.0440.0.0.4711.437
total60.520.21009.41370.11
Eastern Plateaun/a3.3240.0.0.21003.523
crowded38.660.0.1.73340.26
heterogeneous1.2410.0.0.21001.438
normal, loose52.450.0.2.82755.24
open, scattered5.2190.0.0.21005.419
crowded, clustered normal1.7330.0.0.4712.130
total102.320.0.5.519107.71
Western Pre-Alpsn/a1.9330.6581.5384.023
crowded4.2211.5385.51811.211
heterogeneous0.4730.21000.21000.851
normal, loose5.1191.5366.11712.711
open, scattered2.9270.4715.4198.714
crowded, clustered normal1.3410.4712.3294.022
total15.8104.52021.0841.33
Central Pre-Alpsn/a2.4290.0.2.1304.521
crowded11.1131.73513.11226.08
heterogeneous3.9230.4715.81810.214
normal, loose15.0111.24112.01228.27
open, scattered10.5131.5355.41917.410
crowded, clustered normal6.8160.8505.21912.812
total49.755.61843.6598.92
Eastern Pre-Alpsn/a3.3250.0.1.7355.020
crowded10.6131.63512.41124.67
heterogeneous1.0450.0.1.5352.628
normal, loose10.8130.75012.81124.48
open, scattered5.1190.0.2.5277.616
crowded, clustered normal3.5240.4702.2306.118
total34.462.72633.1670.12
Northwestern Alpsn/a2.5290.6580.8504.023
crowded2.6272.4284.8209.813
heterogeneous0.4710.6581.4382.529
normal, loose5.0193.3259.21417.59
open, scattered7.4162.8265.01915.210
crowded, clustered normal1.9330.8503.1255.818
total19.8910.61324.3754.73
Central Alpsn/a1.4370.21000.0.1.635
crowded1.9292.1292.5266.514
heterogeneous0.21000.21000.0.0.471
normal, loose2.6271.4382.9246.815
open, scattered2.7250.4710.8503.921
crowded, clustered normal1.7320.9441.0433.721
total10.5115.2177.21422.95
Northeastern Alpsn/a0.7500.6591.0452.429
crowded2.1302.5284.1208.613
heterogeneous0.21000.0.0.21000.470
normal, loose1.1411.9314.7197.714
open, scattered1.9310.6582.0314.420
crowded, clustered normal2.3300.8511.5354.620
total8.3146.41613.51028.25
Southwestern Alpsn/a2.6280.8502.4295.918
crowded3.9223.2248.81416.010
heterogeneous0.21001.1412.9264.321
normal, loose4.5217.51512.21224.38
open, scattered11.2136.61718.51036.36
crowded, clustered normal4.6213.8238.51416.910
total27.1823.1853.45103.62
Southeastern Alpsn/a1.8330.6582.0324.421
crowded10.0143.0269.81422.88
heterogeneous3.6230.6582.9267.116
normal, loose14.4115.61913.01233.07
open, scattered13.2123.42416.81033.47
crowded, clustered normal11.2134.22110.81326.28
total54.3517.41055.35127.02
Southern Alpsn/a1.6350.0.3.3244.920
crowded6.9172.62738.4647.85
heterogeneous0.4710.6581.9312.926
normal, loose5.5192.52721.5929.67
open, scattered5.9182.72717.81026.58
crowded, clustered normal2.7263.72311.41317.810
total23.0912.11294.43129.52
Switzerlandn/a33.083.42418.31054.76
crowded178.8321.99118.04318.72
heterogeneous22.194.12218.61044.87
normal, loose218.4327.68114.74360.72
open, scattered110.5419.21080.55210.23
crowded, clustered normal44.7716.11147.26107.94
total607.4192.34397.321097.01
© WSL, Swiss National Forest Inventory, 19.06.2020 #853191/319522
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a3.8160.0.1.4275.214
crowded33.851.32910.8945.94
heterogeneous9.3100.3580.93310.69
normal, loose40.241.8248.01150.04
open, scattered29.250.6414.11533.95
crowded, clustered normal5.1140.11000.3585.513
total121.424.11625.56151.01
Eastern Juran/a2.1220.0.0.2712.321
crowded15.970.0.1.52517.46
heterogeneous0.2710.0.0.0.0.271
normal, loose19.060.0.1.42620.45
open, scattered4.0150.0.0.7384.714
crowded, clustered normal0.9330.0.0.0.0.933
total42.120.0.3.91646.01
Western Plateaun/a2.0230.0.0.4502.421
crowded14.170.0.1.13015.27
heterogeneous0.5450.0.0.0.0.545
normal, loose18.160.0.2.02220.16
open, scattered7.8110.0.1.5269.310
crowded, clustered normal1.5260.0.0.0.1.526
total44.020.0.5.11449.02
Central Plateaun/a2.2210.0.0.4502.519
crowded23.550.11004.51428.15
heterogeneous0.8350.0.0.3581.130
normal, loose27.550.11003.61631.24
open, scattered5.0140.0.0.7385.713
crowded, clustered normal0.9330.0.0.4501.328
total59.820.2719.8969.91
Eastern Plateaun/a3.4170.0.0.11003.516
crowded39.340.0.2.42041.74
heterogeneous0.7380.0.0.11000.835
normal, loose52.330.0.2.02254.23
open, scattered5.5130.0.0.2715.713
crowded, clustered normal1.0300.0.0.2711.228
total102.210.0.5.014107.21
Western Pre-Alpsn/a1.9230.4501.1303.517
crowded4.0151.2296.01211.28
heterogeneous0.2710.11000.5450.835
normal, loose4.9141.8238.01014.87
open, scattered2.8190.6414.4147.910
crowded, clustered normal1.4270.4502.4204.215
total15.274.61422.4542.22
Central Pre-Alpsn/a3.2180.0.2.0225.114
crowded12.191.62512.5926.35
heterogeneous4.0160.2716.41210.79
normal, loose16.171.22911.8929.15
open, scattered9.8101.4275.91317.17
crowded, clustered normal6.4120.8354.51511.79
total51.735.21443.14100.01
Eastern Pre-Alpsn/a3.1180.0.2.4205.513
crowded10.491.13012.4823.95
heterogeneous0.7380.0.1.4272.122
normal, loose11.290.93312.1824.15
open, scattered5.0140.3583.5178.810
crowded, clustered normal2.7190.2712.5205.413
total33.142.42034.3469.82
Northwestern Alpsn/a1.7240.6411.0323.317
crowded2.4202.0225.1149.59
heterogeneous0.6410.3581.0311.923
normal, loose5.6133.6168.31017.56
open, scattered7.0113.5164.81415.47
crowded, clustered normal1.6250.9333.0185.513
total19.0611.0923.2553.22
Central Alpsn/a1.4280.2700.4502.022
crowded1.7232.0223.5167.110
heterogeneous0.3570.2710.11000.741
normal, loose2.2211.6252.4206.212
open, scattered2.7191.1310.6414.414
crowded, clustered normal1.5260.8351.0313.316
total9.795.8128.1923.74
Northeastern Alpsn/a1.3280.7380.7382.819
crowded2.7182.5195.41210.78
heterogeneous0.11000.0.0.2710.357
normal, loose1.2291.4263.6166.212
open, scattered2.3200.5451.6254.414
crowded, clustered normal1.8240.8351.3273.916
total9.495.91212.8728.23
Southwestern Alpsn/a3.3171.1302.4206.812
crowded3.9163.1188.11015.18
heterogeneous0.4501.3282.6194.415
normal, loose5.9136.41211.6923.96
open, scattered11.598.91015.4835.95
crowded, clustered normal4.7144.4157.21116.37
total29.8525.3547.34102.42
Southeastern Alpsn/a2.2210.6412.2215.014
crowded9.6104.11611.0924.76
heterogeneous3.1180.7383.3177.112
normal, loose14.485.51313.4833.35
open, scattered15.984.01615.4835.35
crowded, clustered normal10.593.71610.01024.36
total55.8418.6755.33129.71
Southern Alpsn/a1.4270.2712.4204.016
crowded6.9122.61939.2448.64
heterogeneous0.3580.4502.3213.018
normal, loose4.7143.61621.3629.65
open, scattered6.0133.91617.9727.86
crowded, clustered normal3.3173.81611.3918.47
total22.6614.5894.32131.41
Switzerlandn/a33.153.81617.1854.14
crowded180.2221.67123.63325.51
heterogeneous21.373.61719.1744.05
normal, loose223.3227.86109.63360.71
open, scattered114.5324.8676.83216.12
crowded, clustered normal43.3515.9844.05103.33
total615.8197.63390.311103.60
© WSL, Swiss National Forest Inventory, 19.06.2020 #853192/319523
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
crowded23.380.6588.61432.57
normal39.262.03110.71352.05
loose23.381.2414.22128.67
open15.5110.4712.03217.910
scattered5.1190.4710.4715.918
grouped crowded1.2410.0.0.4701.635
grouped normal2.4290.0.0.21002.628
heterogeneous2.8270.0.0.4713.225
total113.324.62026.88144.81
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded11.2120.0.1.83313.011
normal22.070.0.1.53723.57
loose6.0170.0.0.5716.517
open1.7350.0.0.21001.933
scattered0.4690.0.0.0.0.469
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.31000.0.0.0.0.3100
heterogeneous0.0.0.0.0.21000.2100
total41.630.0.4.12245.72
Western Plateaun/a0.0.0.0.0.0.0.0.
crowded18.480.0.2.13120.58
normal13.8110.0.2.33016.19
loose4.7200.0.0.21004.919
open3.3240.0.0.21003.623
scattered1.3410.0.0.21001.538
grouped crowded0.4710.0.0.0.0.471
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total42.030.0.5.01947.02
Central Plateaun/a0.6580.0.0.0.0.658
crowded16.7100.0.3.12419.79
normal25.270.0.3.32428.56
loose9.8130.0.2.13011.912
open5.3180.0.0.8506.017
scattered0.6580.0.0.0.0.658
grouped crowded0.21000.0.0.0.0.2100
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2400.0.0.21001.437
total59.530.0.9.41369.01
Eastern Plateaun/a0.4700.0.0.0.0.470
crowded29.970.0.0.94530.87
normal42.050.0.3.22545.25
loose18.690.0.1.04519.69
open8.1150.0.0.4718.514
scattered0.6580.0.0.0.0.658
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.21000.0.0.0.0.2100
heterogeneous0.4710.0.0.0.0.471
total100.220.0.5.519105.61
Western Pre-Alpsn/a0.0.0.0.0.31000.3100
crowded4.2201.4385.31910.912
normal3.4251.1416.21710.712
loose2.7290.8503.4236.916
open2.3300.5572.5295.319
scattered1.3440.31000.7582.232
grouped crowded0.6580.0.0.9461.536
grouped normal1.1450.0.0.6581.636
heterogeneous0.21000.21000.6700.951
total15.6104.32120.4840.33
Central Pre-Alpsn/a0.8500.21000.4711.337
crowded8.7152.1319.41420.29
normal8.2150.47111.21319.89
loose11.7131.4388.41521.59
open9.4140.9447.31617.610
scattered2.6260.0.0.8503.423
grouped crowded1.5350.21000.8502.427
grouped normal2.5270.4711.1403.921
heterogeneous2.5290.0.2.4304.820
total47.955.61841.6595.12
Eastern Pre-Alpsn/a1.6350.0.0.0.1.635
crowded11.2131.53511.71224.38
normal8.0150.75010.01318.89
loose4.9200.0.4.5209.414
open3.2250.4713.2246.816
scattered1.0450.0.1.3412.430
grouped crowded0.6580.0.0.6581.241
grouped normal1.0450.0.0.0.1.045
heterogeneous1.4380.0.0.8502.330
total32.962.72632.1667.73
Northwestern Alpsn/a0.6580.21000.4711.240
crowded3.9222.4287.41613.711
normal3.9222.5284.62011.112
loose1.2412.0313.0256.217
open2.3301.0452.6275.918
scattered2.9260.6582.3305.818
grouped crowded1.8330.6581.6354.122
grouped normal1.0450.21000.8502.131
heterogeneous0.0.0.4710.6581.144
total17.61010.01323.5851.13
Central Alpsn/a0.6580.4710.21001.240
crowded2.1281.2402.2295.416
normal1.4381.9312.4285.617
loose0.6570.6571.2402.327
open1.9310.21000.8502.925
scattered1.0440.4700.0.1.337
grouped crowded0.8500.0.0.0.0.850
grouped normal1.0440.21000.0.1.240
heterogeneous0.21000.0.0.0.0.2100
total9.5124.8186.71520.95
Northeastern Alpsn/a0.0.0.6580.5571.140
crowded1.9291.6353.6227.214
normal0.6591.7333.5225.916
loose1.5380.9500.8493.125
open0.7580.5711.2412.330
scattered1.9310.4711.6353.822
grouped crowded0.4700.21000.5571.139
grouped normal0.4710.4710.21000.944
heterogeneous0.21000.21000.8511.241
total7.6156.41612.71026.65
Southwestern Alpsn/a0.6580.6580.6581.933
crowded4.3213.62210.71318.69
normal2.6284.42010.71317.810
loose4.4214.8208.11517.310
open5.4195.3199.71420.49
scattered4.4211.4384.62110.313
grouped crowded0.6581.2412.8274.621
grouped normal1.8330.8502.0314.620
heterogeneous0.4710.8502.4293.523
total24.5822.9851.6599.02
Southeastern Alpsn/a0.4710.0.1.8332.230
crowded5.1192.1305.71813.012
normal8.0153.3249.61420.99
loose12.2123.62311.81227.68
open11.9134.32113.61129.87
scattered7.4161.6356.01815.011
grouped crowded3.0261.0451.8335.818
grouped normal1.8330.6582.8265.219
heterogeneous0.8500.4710.6581.833
total50.6517.01053.75121.32
Southern Alpsn/a0.0.0.0.0.8500.850
crowded5.1201.24133.4739.76
normal4.2221.73319.4925.38
loose2.2302.03111.51315.711
open3.4242.92613.51219.89
scattered2.1301.2415.1198.415
grouped crowded0.4710.6582.3293.324
grouped normal2.0321.0453.1256.018
heterogeneous0.8501.3382.0324.122
total20.1911.91291.13123.12
Switzerlandn/a6.1182.0325.12013.112
crowded145.9317.710105.94269.52
normal182.6320.01098.74301.22
loose103.7417.31160.66181.63
open74.5516.41157.86148.73
scattered32.686.21822.9961.66
grouped crowded11.5133.72311.81327.08
grouped normal15.4113.52410.71329.68
heterogeneous10.8143.32410.91425.09
total583.0190.14384.321057.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853193/319524
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
crowded24.380.6589.01433.97
normal39.862.03110.71352.65
loose23.781.2414.42129.37
open16.0110.4712.03218.310
scattered6.3170.4710.4717.116
grouped crowded2.3300.0.0.4702.628
grouped normal3.1260.0.0.4713.424
heterogeneous2.8270.0.0.4713.225
total118.624.62027.67150.81
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded11.4120.0.1.83313.211
normal22.270.0.1.53723.77
loose6.3170.0.0.5716.716
open1.7350.0.0.21001.933
scattered0.4690.0.0.0.0.469
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.31000.0.0.0.0.3100
heterogeneous0.0.0.0.0.21000.2100
total42.230.0.4.12246.42
Western Plateaun/a0.0.0.0.0.0.0.0.
crowded19.780.0.2.13121.87
normal14.8100.0.2.52817.39
loose4.7200.0.0.21004.919
open3.5230.0.0.21003.823
scattered1.3410.0.0.21001.538
grouped crowded0.6570.0.0.0.0.657
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total44.730.0.5.21949.92
Central Plateaun/a0.6580.0.0.0.0.658
crowded17.0100.0.3.12420.19
normal25.470.0.3.32428.76
loose9.8130.0.2.13011.912
open5.4180.0.0.8506.216
scattered0.6580.0.0.0.0.658
grouped crowded0.4710.0.0.0.0.471
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2400.0.0.21001.437
total60.520.0.9.41369.91
Eastern Plateaun/a0.4700.0.0.0.0.470
crowded31.070.0.0.94531.97
normal42.650.0.3.22545.85
loose19.190.0.1.04520.19
open8.3140.0.0.4718.714
scattered0.6580.0.0.0.0.658
grouped crowded0.21000.0.0.0.0.2100
grouped normal0.21000.0.0.0.0.2100
heterogeneous0.4710.0.0.0.0.471
total102.810.0.5.519108.21
Western Pre-Alpsn/a0.0.0.0.0.31000.3100
crowded4.3191.4385.31911.012
normal3.8231.1416.41711.312
loose2.7290.8503.4236.916
open2.3300.5572.7285.519
scattered1.9350.31000.7582.928
grouped crowded0.6580.21001.4382.130
grouped normal1.2410.0.0.6581.834
heterogeneous0.21000.21000.6700.951
total17.194.52021.2842.73
Central Pre-Alpsn/a0.8500.21000.4711.337
crowded9.5142.1319.41421.09
normal8.4150.47112.01220.89
loose12.1121.4388.51522.19
open9.6140.9447.71618.29
scattered2.8250.0.0.8503.622
grouped crowded1.5350.21000.8502.427
grouped normal4.0210.4711.3375.718
heterogeneous2.7280.0.2.6295.320
total51.455.61843.45100.52
Eastern Pre-Alpsn/a1.6350.0.0.21001.933
crowded11.4131.53512.11225.07
normal9.2140.75010.81320.89
loose4.9200.0.5.11910.013
open3.2250.4713.2246.816
scattered1.0450.0.1.3412.430
grouped crowded0.6580.0.0.8501.437
grouped normal1.0450.0.0.0.1.045
heterogeneous1.4380.0.0.8502.330
total34.462.72634.3671.42
Northwestern Alpsn/a0.6580.21000.4711.240
crowded4.5212.4287.81514.710
normal4.5212.7274.82012.112
loose1.4382.0313.4246.816
open2.7271.2412.8266.717
scattered3.3240.6582.3306.217
grouped crowded2.6270.6581.6354.920
grouped normal1.2410.21000.8502.330
heterogeneous0.0.0.4710.6581.144
total20.8910.31324.8755.93
Central Alpsn/a0.6580.4710.21001.240
crowded2.7251.4372.6276.615
normal1.8332.3282.6266.615
loose0.6570.6571.3372.526
open1.9310.21000.8502.925
scattered1.2400.4700.0.1.534
grouped crowded0.8500.0.0.0.0.850
grouped normal1.4370.21000.21001.832
heterogeneous0.4710.0.0.0.0.471
total11.3115.4177.61424.34
Northeastern Alpsn/a0.0.0.6580.5571.140
crowded1.9291.6353.8217.414
normal1.0451.7333.7216.416
loose1.7350.9501.0443.523
open1.1450.5711.4382.926
scattered2.5270.4711.6354.420
grouped crowded0.7490.21000.7491.632
grouped normal0.6580.5580.4711.535
heterogeneous0.21000.21000.8511.241
total9.7136.61613.81030.04
Southwestern Alpsn/a0.6580.6580.8502.131
crowded4.7203.62210.91219.29
normal3.6234.42010.91319.09
loose4.6215.1198.31517.910
open5.8185.71810.31321.89
scattered6.0181.4384.82012.112
grouped crowded0.8501.2413.0265.020
grouped normal2.3300.8502.1305.219
heterogeneous0.4710.8502.4293.523
total28.8723.5853.65105.92
Southeastern Alpsn/a0.6580.0.1.8332.429
crowded6.2182.3295.91814.411
normal9.3143.52310.61323.38
loose13.6123.62312.61229.87
open12.5124.32114.51131.27
scattered9.8142.0317.61619.410
grouped crowded4.2221.0452.8278.016
grouped normal2.4290.6583.0256.018
heterogeneous1.0450.4710.6582.032
total59.5517.81059.35136.62
Southern Alpsn/a0.0.0.0.0.8500.850
crowded5.7191.24134.6741.56
normal5.1191.73321.0927.98
loose2.6282.23011.91216.710
open4.3213.12514.51121.99
scattered3.9221.2417.01612.012
grouped crowded0.8500.8502.9264.521
grouped normal2.4291.2413.5237.016
heterogeneous0.8501.3382.1304.321
total25.6812.71298.33136.62
Switzerlandn/a6.3182.0325.51913.812
crowded154.3318.110109.34281.72
normal191.6320.710103.94316.32
loose107.7417.71063.75189.13
open78.5517.21161.35156.93
scattered41.676.61726.6974.95
grouped crowded16.1114.12214.41234.67
grouped normal19.9103.92212.31236.07
heterogeneous11.4133.32411.31326.09
total627.4193.64408.221129.21
© WSL, Swiss National Forest Inventory, 19.06.2020 #853194/319525
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.4700.0.0.0.0.470
crowded25.180.5588.91334.56
normal39.362.03010.21251.45
loose23.781.2384.32029.27
open15.7100.4712.12918.19
scattered6.3170.4710.4717.016
grouped crowded2.0300.0.0.4712.428
grouped normal3.5230.0.0.3713.822
heterogeneous2.7260.0.0.3713.024
total118.624.42026.87149.81
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded12.2110.0.1.83113.910
normal22.270.0.1.53523.66
loose5.8170.0.0.4726.316
open1.5350.0.0.21001.733
scattered0.4690.0.0.0.0.469
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.31000.0.0.0.0.3100
heterogeneous0.0.0.0.0.21000.2100
total42.330.0.4.12146.32
Western Plateaun/a0.0.0.0.0.0.0.0.
crowded19.480.0.2.52621.97
normal14.1100.0.2.42716.49
loose5.0180.0.0.21005.217
open3.3220.0.0.21003.522
scattered1.3380.0.0.21001.535
grouped crowded0.5570.0.0.0.0.557
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total43.730.0.5.41749.12
Central Plateaun/a0.5580.0.0.0.0.558
crowded17.590.0.2.92420.48
normal25.470.0.3.62129.06
loose9.6120.0.1.83011.411
open5.5160.0.0.8456.315
scattered0.7500.0.0.0.0.750
grouped crowded0.3710.0.0.0.0.371
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2370.0.0.21001.435
total60.720.0.9.21370.01
Eastern Plateaun/a0.4700.0.0.0.0.470
crowded32.060.0.1.04133.06
normal41.550.0.3.02444.55
loose18.690.0.0.94519.49
open8.0140.0.0.5588.514
scattered0.5580.0.0.0.0.558
grouped crowded0.21000.0.0.0.0.2100
grouped normal0.21000.0.0.0.0.2100
heterogeneous0.3710.0.0.0.0.371
total101.710.0.5.318107.01
Western Pre-Alpsn/a0.0.0.0.0.21000.2100
crowded4.4181.4355.21811.011
normal3.7221.0416.31611.111
loose2.5270.9453.4226.815
open2.6270.5572.8255.817
scattered2.0310.21001.0453.224
grouped crowded0.7500.21001.2382.129
grouped normal1.1410.0.0.5581.633
heterogeneous0.4710.21000.6581.141
total17.494.41921.2742.93
Central Pre-Alpsn/a0.9440.21000.4711.435
crowded9.7132.0309.51321.28
normal9.6130.65812.21222.48
loose11.8121.3388.11521.18
open9.8130.8447.61518.19
scattered3.2230.0.0.7503.921
grouped crowded1.3350.21001.2382.725
grouped normal3.8210.5581.2375.517
heterogeneous2.7260.0.2.5275.219
total52.945.51843.25101.62
Eastern Pre-Alpsn/a1.4350.21000.4712.029
crowded11.3121.33512.51125.27
normal9.0140.84410.81220.68
loose5.3180.0.5.11810.412
open3.0240.5582.9246.416
scattered1.5350.0.1.3382.825
grouped crowded0.7500.0.0.7501.435
grouped normal0.9450.21000.0.1.041
heterogeneous1.6330.0.0.9452.526
total34.663.02334.6572.32
Northwestern Alpsn/a0.5580.21000.4711.140
crowded4.0212.5268.11414.610
normal4.6202.6265.01812.211
loose1.2381.8313.4236.516
open2.6261.1412.9256.616
scattered3.3230.8502.0306.117
grouped crowded2.4270.6581.7334.620
grouped normal1.1410.21000.8502.030
heterogeneous0.21000.6580.6581.337
total20.0810.21224.9755.13
Central Alpsn/a0.7500.4710.21001.237
crowded2.7231.4353.1227.213
normal1.9292.1272.2276.215
loose0.5580.6491.2372.325
open1.8300.3710.7502.823
scattered1.4350.3700.0.1.731
grouped crowded0.7500.0.0.0.0.750
grouped normal1.9290.3710.21002.426
heterogeneous0.5580.0.0.0.0.558
total12.1105.5167.51325.04
Northeastern Alpsn/a0.21000.5580.9441.633
crowded2.0281.6333.5217.114
normal1.1411.9303.6206.615
loose1.5350.8500.9443.124
open1.2380.4711.4363.024
scattered2.4260.3711.6334.319
grouped crowded0.7490.21000.8441.731
grouped normal0.7510.5580.8442.028
heterogeneous0.21000.21000.7511.041
total9.9126.31514.2930.44
Southwestern Alpsn/a0.6580.5580.9452.030
crowded5.2183.92011.11220.28
normal3.7225.01810.91219.69
loose4.5194.8188.51417.99
open5.6175.41810.51221.58
scattered5.8171.2384.61911.612
grouped crowded1.1411.2383.2235.418
grouped normal2.1290.8451.9304.919
heterogeneous0.4710.7502.3273.323
total29.0723.7853.84106.42
Southeastern Alpsn/a0.7500.0.1.6332.327
crowded6.4162.1295.91714.310
normal9.8133.82111.61225.18
loose13.4113.22312.21128.87
open12.1124.32014.51030.97
scattered9.4132.0308.01519.49
grouped crowded4.2200.8452.7267.815
grouped normal2.1290.6583.0235.717
heterogeneous0.9450.4710.5581.832
total59.1517.11059.94136.12
Southern Alpsn/a0.0.0.0.0.7500.750
crowded5.6181.33834.7641.56
normal4.7191.53320.5926.87
loose3.1242.32811.71217.010
open4.1213.12314.91022.18
scattered4.0211.0416.71611.712
grouped crowded1.2370.7502.8254.719
grouped normal2.5271.4353.5227.315
heterogeneous0.9451.4351.9304.120
total26.0812.61197.43136.02
Switzerlandn/a6.3171.9305.61813.911
crowded157.6317.910110.74286.12
normal190.6321.49103.74315.62
loose106.5416.91062.05185.43
open76.8516.81061.95155.53
scattered42.166.21726.5874.85
grouped crowded16.0103.82114.51134.47
grouped normal20.194.52012.11236.67
heterogeneous11.8123.32310.61325.78
total627.9192.74407.621128.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #853195/319526
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a6.1186.6175.8196.6171.04526.09
crowded46.8677.3425.9819.0106.517175.43
heterogeneous9.7142.2305.5194.0220.47121.710
normal, loose57.2594.7430.6825.695.020213.13
open, scattered30.8716.91017.71033.975.119104.54
crowded, clustered normal3.9234.02211.41320.2102.13041.57
total154.42201.6196.84109.3420.19582.21
inside perimetern/a0.0.0.0.0.4712.4290.0.2.827
crowded1.2410.0.4.62113.0122.62721.49
heterogeneous0.4710.0.0.6582.6280.6584.122
normal, loose2.1310.0.3.42319.2102.52727.28
open, scattered0.8500.0.1.93213.5122.72718.910
crowded, clustered normal0.21000.0.1.73510.5143.52315.911
total4.7200.0.12.51261.1511.91290.34
outside perimetern/a2.6280.8504.8205.2192.52815.911
crowded13.5125.31930.5829.4837.66116.44
heterogeneous0.8500.8507.2167.3161.93118.010
normal, loose10.4139.91430.0840.5720.59111.44
open, scattered3.7232.42912.21241.4717.41077.15
crowded, clustered normal0.4710.8509.31424.9911.11346.46
total31.4719.91094.04148.7391.13385.12
totaln/a8.6157.41611.01314.2123.52344.77
crowded61.5582.6461.1561.3546.65313.12
heterogeneous10.9132.92613.21213.8122.92643.87
normal, loose69.74104.6364.0585.4428.18351.82
open, scattered35.3719.31031.7788.8425.38200.43
crowded, clustered normal4.5214.82022.3955.6616.710103.84
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 19.06.2020 #853196/319527
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a6.8177.6167.4169.0151.63532.38
crowded46.8678.5426.1820.4106.917178.63
heterogeneous9.7142.2305.5194.6210.47122.39
normal, loose57.8596.1431.1827.685.519218.13
open, scattered32.0717.71018.51036.375.918110.54
crowded, clustered normal4.5214.22211.81321.692.72644.87
total157.62206.21100.24119.5423.09606.61
inside perimetern/a0.0.0.0.0.6582.8270.0.3.424
crowded1.2410.21004.62113.2122.62721.89
heterogeneous0.4710.0.0.6582.6280.6584.122
normal, loose2.1310.0.3.42319.6102.52727.68
open, scattered0.8500.0.1.93213.9122.72719.310
crowded, clustered normal0.21000.0.1.73510.7133.72316.311
total4.7200.210012.71262.7512.11292.44
outside perimetern/a2.6280.8505.2196.2183.32418.110
crowded13.5125.31931.3730.2838.46118.84
heterogeneous1.0450.8507.4167.5161.93118.610
normal, loose10.41310.11431.0842.3621.59115.34
open, scattered3.9222.42913.01243.0617.81080.15
crowded, clustered normal0.4710.8509.71425.2911.41347.56
total31.8720.1997.63154.3394.43398.32
totaln/a9.4148.41513.21218.0104.92053.86
crowded61.5584.0462.1563.8547.85319.22
heterogeneous11.0132.92613.41214.6112.92644.97
normal, loose70.34106.1365.5589.5429.67361.12
open, scattered36.8720.1933.3793.2426.58209.83
crowded, clustered normal5.1205.02023.2957.4517.810108.54
total194.11226.51210.61336.51129.521097.31
© WSL, Swiss National Forest Inventory, 19.06.2020 #853197/319528
NFI1
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a5.8137.6118.2119.9101.42732.95
crowded49.6477.0326.6620.376.912180.42
heterogeneous9.6102.0225.0144.6150.35821.47
normal, loose59.2498.0232.3529.164.714223.32
open, scattered33.3518.0717.6739.556.013114.43
crowded, clustered normal6.0133.41710.51020.173.31743.35
total163.51206.01100.13123.5222.66615.71
inside perimetern/a0.0.0.0.0.4503.2180.2713.816
crowded1.2290.11003.91613.782.61921.57
heterogeneous0.3580.0.0.3582.6200.4503.617
normal, loose1.8240.11003.91618.573.61627.86
open, scattered0.6410.0.2.22118.073.91624.86
crowded, clustered normal0.11000.0.1.42710.7103.81616.18
total4.1160.27112.1966.7414.5897.63
outside perimetern/a1.6250.9335.5136.7122.42017.18
crowded12.498.11131.1533.3539.24124.03
heterogeneous0.9330.4508.1117.2122.32119.07
normal, loose9.5107.61132.0539.3521.36109.83
open, scattered4.8142.32113.7837.9517.9776.63
crowded, clustered normal0.3580.6419.31022.8611.3944.35
total29.6519.8799.82147.3294.32390.81
totaln/a7.4118.51114.0819.974.01653.84
crowded63.3385.2361.7367.2348.64326.01
heterogeneous10.892.42013.4814.483.01843.95
normal, loose70.53105.7268.2386.9329.65361.01
open, scattered38.7520.3733.5595.4327.86215.72
crowded, clustered normal6.4124.01621.2753.6418.47103.63
total197.11226.11212.01337.51131.411104.00
© WSL, Swiss National Forest Inventory, 19.06.2020 #853198/319529
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.4701.0452.4292.2300.0.6.118
crowded34.0764.6523.9917.4105.120145.03
normal60.7581.2419.51016.2114.222181.83
loose29.5833.4719.21019.8102.230104.04
open17.41016.71015.31122.093.42474.85
scattered5.6192.3295.02017.5102.13032.68
grouped crowded1.2410.6582.7276.6170.47111.513
grouped normal2.7280.21004.6216.0182.03215.411
heterogeneous2.9271.6354.1221.6350.85010.814
total154.42201.6196.84109.3420.19582.21
inside perimetern/a0.0.0.0.0.21001.8330.0.2.032
crowded0.6580.0.4.92010.9131.24117.710
normal2.1310.0.2.42914.0121.73320.210
loose1.2410.0.2.23011.8132.03117.111
open0.4710.0.1.83111.2132.92616.411
scattered0.4710.0.0.21004.4211.2416.218
grouped crowded0.0.0.0.0.21003.0260.6583.823
grouped normal0.0.0.0.0.4712.2301.0453.524
heterogeneous0.0.0.0.0.21001.8331.3383.324
total4.7200.0.12.51261.1511.91290.34
outside perimetern/a0.0.0.0.0.6583.6230.8505.120
crowded10.6136.11826.6829.8833.47106.54
normal12.4128.71527.3830.9819.4998.74
loose4.7203.32416.41124.8911.51360.86
open2.2301.43812.81228.1813.51258.06
scattered0.4710.21002.72814.4125.11922.89
grouped crowded0.4710.0.2.3296.8172.32911.813
grouped normal0.21000.0.1.7335.9183.12510.913
heterogeneous0.6580.21003.5244.4212.03210.614
total31.4719.91094.04148.7391.13385.12
totaln/a0.4701.0453.3257.7160.85013.212
crowded45.2670.7455.5558.1539.76269.32
normal75.2489.9449.2661.1525.38300.72
loose35.4736.7737.8756.4515.711181.93
open20.01018.11029.9861.3519.89149.13
scattered6.4172.5287.91636.378.41561.66
grouped crowded1.6350.6585.21916.4113.32427.28
grouped normal2.8270.21006.71714.1126.01829.88
heterogeneous3.5241.8337.8167.7164.12224.79
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 19.06.2020 #853199/319530
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.4701.0452.4292.4290.0.6.318
crowded35.2767.4525.2920.0105.719153.53
normal61.5583.0421.3919.8105.119190.83
loose30.1833.9719.61021.992.628108.14
open17.81017.31015.51123.894.32178.85
scattered6.9172.3295.81822.793.92241.77
grouped crowded2.3301.2412.7279.2150.85016.211
grouped normal3.3250.21006.4177.8162.42920.110
heterogeneous2.9271.6354.3222.0320.85011.413
total160.32207.91103.33129.6325.68626.71
inside perimetern/a0.0.0.0.0.21001.8330.0.2.032
crowded0.6580.0.4.92011.3131.24118.110
normal2.1310.0.2.42914.8111.73321.010
loose1.2410.0.2.23012.0132.23017.510
open0.4710.0.1.83111.8133.12517.211
scattered0.4710.0.0.21004.8201.2416.617
grouped crowded0.0.0.0.0.4713.0260.8504.222
grouped normal0.0.0.0.0.4712.4291.2413.922
heterogeneous0.0.0.0.0.21001.8331.3383.324
total4.7200.0.12.71263.7512.71293.84
outside perimetern/a0.0.0.0.0.8503.8230.8505.519
crowded11.0136.11827.1831.2834.67109.94
normal12.4128.91529.1832.7721.09104.04
loose4.9203.32417.21026.6811.91263.95
open2.2301.43813.51229.9814.51161.45
scattered0.4710.21002.72816.3117.01626.69
grouped crowded0.4710.0.2.9268.2152.92614.412
grouped normal0.4710.0.1.9326.7173.52312.512
heterogeneous0.6580.21003.7234.4212.13011.013
total32.2720.1998.83159.7398.33409.22
totaln/a0.4701.0453.5248.1160.85013.812
crowded46.8673.5457.2562.5541.56281.52
normal76.0491.9452.8567.3527.98315.82
loose36.2737.2739.0760.4516.710189.53
open20.4918.71030.8765.5521.99157.33
scattered7.7162.5288.81543.8612.01274.85
grouped crowded2.7281.2416.01820.5104.52134.87
grouped normal3.7230.21008.71516.9117.01636.57
heterogeneous3.5241.8338.2168.1154.32125.79
total197.31228.01214.81353.11136.621129.71
© WSL, Swiss National Forest Inventory, 19.06.2020 #853200/319531
NFI2
forest area
avalanches SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.4700.9452.4282.7260.0.6.317
crowded36.7668.7425.5820.395.618156.83
normal60.9581.2422.2920.894.719189.83
loose29.7733.3719.5921.393.124106.94
open17.41016.91015.51023.384.12177.25
scattered6.7162.4276.61622.394.02142.16
grouped crowded2.0301.1412.8259.0141.23716.110
grouped normal3.7220.21005.9178.0152.52720.29
heterogeneous2.8261.6334.7192.1290.94512.012
total160.32206.21105.13129.7326.08627.31
inside perimetern/a0.0.0.0.0.4711.6330.0.2.030
crowded0.5580.0.4.71911.4121.33817.910
normal2.0300.0.2.52715.6101.53321.69
loose1.3380.0.2.12911.1122.32816.710
open0.4710.0.1.83011.6123.12316.810
scattered0.4710.0.0.21004.6201.0416.217
grouped crowded0.0.0.0.0.4712.8250.7503.921
grouped normal0.0.0.0.0.7502.4271.4354.520
heterogeneous0.0.0.0.0.21001.7321.4353.323
total4.5200.0.12.81163.0512.61192.94
outside perimetern/a0.0.0.0.0.9453.9210.7505.618
crowded10.8126.31627.6731.7734.76111.24
normal11.8128.81429.3733.4720.59103.84
loose4.7192.92416.71026.1811.71262.25
open2.3281.53313.11130.1714.91062.05
scattered0.4710.21002.92516.2106.71626.48
grouped crowded0.4710.0.3.1238.4142.82514.611
grouped normal0.3710.0.1.7326.8163.52212.312
heterogeneous0.5580.21003.8224.0211.93010.413
total31.3720.0999.13160.7397.43408.52
totaln/a0.4700.9453.7228.2150.75013.811
crowded48.1575.1457.8563.4541.56285.92
normal74.7490.0353.9569.8526.87315.22
loose35.7636.3638.4658.6517.010185.93
open20.1918.4930.4765.0522.18156.03
scattered7.5152.6269.81343.2611.71274.75
grouped crowded2.4281.1416.21620.294.71934.67
grouped normal4.1210.21008.31417.2107.31537.07
heterogeneous3.3231.7318.6147.9154.12025.68
total196.21226.11217.11353.41136.021128.71
© WSL, Swiss National Forest Inventory, 19.06.2020 #853201/319532
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.40.0.5.13.70.60.30.0.0.0.0.0.0.0.0.30.20.0.1.50.91.01.00.0.2.21.51.70.80.0.0.0.3.91.71.21.20.0.0.0.0.20.20.60.40.0.0.0.0.60.1
< 1%2.41.00.0.8.84.52.40.53.52.02.01.00.0.5.62.73.20.63.71.53.11.33.51.73.63.51.11.14.81.41.51.52.91.34.61.83.71.90.40.31.51.56.01.10.60.30.0.4.11.32.90.2
1-9%17.12.422.28.321.66.615.21.314.03.819.12.925.016.211.94.016.21.413.02.621.32.919.93.417.07.212.93.79.92.015.54.923.33.313.53.06.72.44.50.911.23.719.61.97.51.20.0.18.22.514.30.5
10-25%22.62.73.03.016.36.012.81.218.14.215.72.70.0.11.53.99.51.110.72.425.13.123.63.614.66.819.44.28.81.828.06.019.83.210.42.719.43.75.01.06.33.118.11.86.81.112.06.624.92.813.60.5
26-50%18.72.64.14.19.54.810.01.115.23.811.22.350.018.71.31.35.90.910.12.318.52.820.03.511.16.15.62.38.01.88.73.815.63.010.02.718.83.83.40.810.73.913.41.65.91.125.77.917.32.510.40.4
51-75%18.62.512.26.61.91.95.70.812.13.38.22.012.512.43.92.21.70.516.82.910.02.110.62.42.42.43.01.87.61.720.15.313.42.77.22.320.23.92.20.74.52.68.91.32.60.74.34.319.32.67.50.4
76-100%20.22.64.14.11.91.95.10.817.43.99.02.112.512.41.31.30.80.310.82.41.40.87.22.20.0.5.92.40.50.523.05.615.43.03.31.717.73.70.80.43.12.210.71.40.80.412.06.612.82.16.10.3
total100.0.45.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.996.61.255.30.6
inside perimetern/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.2.61.80.0.0.0.0.0.0.0.3.83.70.0.0.40.40.0.0.0.0.80.80.0.0.0.1.31.30.0.0.60.40.0.0.0.0.20.1
< 1%0.0.4.14.10.0.0.40.20.0.0.40.40.0.4.62.61.80.50.0.0.50.50.0.0.0.0.0.0.90.60.0.0.0.0.90.90.0.0.40.31.31.30.40.31.80.60.0.0.0.0.70.1
1-9%0.0.7.05.01.91.93.30.60.0.0.90.60.0.8.23.36.40.90.0.0.60.60.0.3.63.55.22.41.90.90.0.0.0.1.51.10.0.2.30.719.64.91.60.67.11.13.33.30.0.3.10.2
10-25%0.0.0.0.0.0.1.90.50.0.0.50.50.0.8.23.33.30.71.10.80.0.1.61.10.0.1.41.42.10.90.0.0.60.60.0.0.0.2.10.62.92.01.80.66.91.10.0.0.0.2.10.2
26-50%0.0.0.0.0.0.0.70.30.0.0.0.0.0.1.31.31.50.40.50.50.50.50.0.2.42.41.11.10.90.60.0.0.0.0.90.90.0.2.70.71.81.81.40.64.70.90.0.0.0.1.30.2
51-75%0.0.0.0.0.0.1.10.40.0.0.40.40.0.2.92.10.70.30.60.60.0.1.30.96.24.40.0.2.31.00.0.0.0.0.70.70.0.0.60.30.0.0.20.21.70.60.0.0.0.0.80.1
76-100%0.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.70.30.50.50.0.0.90.90.0.1.51.00.50.50.0.0.0.0.70.70.0.0.0.0.0.0.20.20.40.30.0.0.0.0.30.1
total0.0.11.16.31.91.97.90.90.0.2.61.00.0.27.85.414.31.32.81.21.60.93.81.715.96.99.23.08.91.90.0.0.60.65.42.00.0.8.01.226.95.55.71.123.11.83.33.30.0.8.50.4
outside perimetern/a0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.1.40.40.0.0.0.0.0.0.0.0.80.81.30.70.0.0.0.0.0.0.0.0.60.41.81.80.50.30.60.40.0.0.0.0.50.1
< 1%0.0.8.25.60.0.1.90.52.51.71.80.90.0.2.61.86.40.90.0.0.50.50.0.0.0.2.41.73.11.10.0.0.80.84.71.90.0.3.40.80.0.0.40.33.40.87.15.10.0.2.40.2
1-9%0.0.5.94.013.04.410.11.15.12.24.61.40.0.7.63.318.21.43.01.34.21.52.91.515.96.97.42.910.01.91.51.51.00.79.52.50.0.23.71.910.94.04.40.914.81.60.0.1.30.810.00.4
10-25%0.0.22.28.313.85.611.01.12.21.611.52.30.0.9.53.512.01.26.41.93.51.32.31.19.85.38.83.011.12.00.0.3.41.57.02.34.31.924.92.010.43.74.41.013.11.512.65.80.30.39.70.4
26-50%0.0.7.05.02.52.59.31.03.21.89.22.00.0.3.02.16.40.910.82.44.11.42.11.37.33.83.21.914.22.30.0.1.81.010.82.80.70.713.71.66.33.12.00.710.91.44.34.30.50.57.00.3
51-75%0.0.0.0.0.0.5.70.84.42.23.91.40.0.8.13.22.30.67.82.13.61.42.41.22.42.48.83.05.91.50.0.1.61.19.02.62.91.76.01.14.92.82.00.77.21.23.33.31.30.74.30.3
76-100%0.0.0.0.3.82.62.00.52.31.71.00.70.0.5.92.91.50.44.21.61.40.80.70.70.0.9.53.14.11.21.51.50.60.60.80.84.31.93.40.81.51.53.70.92.20.715.46.30.0.2.30.2
total0.0.43.39.933.17.040.31.719.74.232.13.20.0.36.75.848.21.832.13.617.32.710.42.535.48.640.75.349.83.23.12.19.12.441.84.412.23.175.71.935.96.017.41.852.12.242.79.13.41.236.20.6
totaln/a0.40.40.0.5.13.71.00.40.0.0.0.0.0.2.61.81.70.50.0.1.50.91.01.03.83.72.91.73.41.20.0.0.0.4.71.91.21.20.60.43.12.20.70.41.90.60.0.0.0.1.30.2
< 1%2.41.012.36.68.84.54.60.76.02.64.31.40.0.12.84.111.31.23.71.54.11.43.51.73.63.53.52.08.81.81.51.53.61.510.12.73.71.94.20.92.82.06.91.25.71.07.15.14.11.36.00.3
1-9%17.12.435.29.236.57.728.71.619.14.224.63.125.016.227.75.440.81.815.92.826.23.122.83.536.59.225.54.721.72.717.15.024.43.424.63.86.72.430.52.141.76.125.52.129.32.03.33.319.52.627.40.6
10-25%22.62.725.28.630.17.325.71.520.34.427.73.30.0.29.25.524.81.618.22.928.63.127.43.724.47.929.54.922.02.628.06.023.83.417.43.323.74.132.02.119.74.924.32.026.72.024.68.425.22.825.40.6
26-50%18.72.611.16.312.05.220.01.418.44.120.42.950.018.75.62.713.81.321.43.223.13.022.23.620.87.39.83.123.12.78.73.817.33.121.63.719.53.819.71.818.84.916.91.821.51.830.18.517.82.518.70.5
51-75%18.62.512.26.61.91.912.61.216.63.812.52.412.512.415.04.24.70.825.23.413.62.414.32.711.05.311.83.415.92.320.15.315.02.916.93.223.14.18.71.39.33.711.11.511.51.47.65.420.62.612.60.4
76-100%20.22.64.14.15.63.17.30.919.74.010.42.212.512.47.23.12.90.615.62.82.91.18.82.40.0.16.93.95.11.424.65.815.93.04.82.022.03.94.20.94.72.714.61.73.40.827.38.712.82.18.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853202/319533
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.40.0.5.13.70.60.30.0.0.0.0.0.0.0.0.40.20.0.1.40.81.01.00.0.2.11.51.50.70.0.0.0.3.61.61.21.20.0.0.0.0.20.20.60.30.0.0.0.0.60.1
< 1%2.41.00.0.8.84.52.50.53.41.91.91.011.111.15.22.53.20.63.61.43.51.34.31.93.23.21.01.05.11.31.51.52.81.34.91.93.71.90.70.41.31.36.21.10.70.40.0.4.01.33.00.2
1-9%16.62.322.28.321.66.615.51.314.53.818.72.822.214.713.94.115.81.314.22.620.92.920.43.418.97.213.33.611.21.915.54.923.33.312.52.86.62.44.80.911.33.619.91.87.91.20.0.18.22.514.40.5
10-25%22.32.73.03.016.36.012.61.217.54.115.52.60.0.10.63.69.41.010.42.325.53.022.73.513.36.320.44.29.01.728.06.020.03.210.42.619.83.76.51.06.63.017.91.87.51.111.66.425.92.813.60.5
26-50%19.42.64.14.19.54.810.01.014.73.711.62.344.417.62.41.66.60.910.52.319.12.719.33.415.96.65.22.27.51.68.73.815.22.910.02.618.63.73.60.810.63.614.01.66.51.124.97.616.92.410.50.4
51-75%18.52.512.26.61.91.95.80.812.73.38.32.011.111.13.62.12.50.516.32.89.62.010.82.42.22.22.91.77.21.620.15.313.72.76.72.119.93.92.30.65.22.68.41.33.00.74.24.219.32.57.50.3
76-100%20.42.64.14.11.91.95.10.816.83.89.02.011.111.12.41.61.50.410.52.31.40.86.92.10.0.6.62.50.80.623.05.615.62.93.81.718.13.60.90.45.52.711.01.40.90.411.66.412.42.06.10.3
total100.0.45.59.965.07.052.21.779.74.265.03.1100.0.38.05.739.31.765.53.681.42.785.62.953.48.651.55.242.33.096.92.190.62.451.94.388.03.118.81.640.55.677.61.927.21.952.38.796.71.155.70.6
inside perimetern/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.2.41.70.0.0.0.0.0.0.0.3.43.40.0.0.40.40.0.0.0.0.70.70.0.0.0.1.21.10.0.0.60.30.0.0.0.0.20.1
< 1%0.0.4.14.10.0.0.40.20.0.0.40.40.0.4.32.41.60.40.0.0.50.50.0.0.0.0.0.0.80.60.0.0.0.0.80.80.0.0.50.31.21.10.40.31.60.50.0.0.0.0.70.1
1-9%0.0.7.05.01.91.93.20.60.0.0.80.60.0.7.63.05.80.80.0.0.60.60.0.3.23.25.02.21.70.80.0.0.0.2.01.20.0.2.00.617.04.31.40.56.61.13.23.20.0.2.90.2
10-25%0.0.0.0.0.0.1.90.50.0.0.50.50.0.8.83.23.10.61.10.80.0.1.51.10.0.1.31.31.90.80.0.0.60.60.0.0.0.2.10.62.51.71.70.66.41.00.0.0.0.2.00.2
26-50%0.0.0.0.0.0.0.70.30.0.0.0.0.0.1.21.21.40.40.50.50.50.50.0.2.22.21.01.00.80.60.0.0.0.1.41.00.0.2.40.61.61.61.50.64.60.90.0.0.0.1.30.1
51-75%0.0.0.0.0.0.1.20.40.0.0.40.40.0.2.71.90.70.30.60.60.0.1.30.95.64.00.0.2.10.90.0.0.0.0.60.60.0.0.70.31.41.30.20.22.00.60.0.0.0.0.80.1
76-100%0.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.70.30.50.50.0.0.90.90.0.1.41.00.40.40.0.0.0.0.60.60.0.0.0.0.0.0.40.30.40.30.0.0.0.0.30.1
total0.0.11.16.31.91.97.70.90.0.2.51.00.0.26.95.113.31.22.71.21.50.93.71.614.46.38.72.98.01.70.0.0.60.66.22.00.0.7.81.124.85.05.71.122.21.83.23.20.0.8.30.4
outside perimetern/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.1.20.40.0.0.0.0.0.0.0.0.70.71.60.80.0.0.0.0.0.0.0.0.60.31.61.60.40.30.80.40.0.0.0.0.50.1
< 1%0.0.8.25.60.0.2.00.52.41.71.80.90.0.2.41.75.90.80.0.0.50.50.70.70.0.2.31.63.71.20.0.0.80.84.31.80.0.3.10.70.0.0.40.33.10.76.94.90.0.2.40.2
1-9%0.0.5.94.013.04.49.91.04.92.24.41.40.0.7.03.017.71.32.91.34.11.42.81.414.46.37.02.810.51.81.51.51.00.78.92.30.0.23.31.89.53.54.20.914.61.53.23.21.30.710.00.4
10-25%0.0.22.28.313.85.611.11.13.41.911.92.30.0.8.83.212.11.16.21.83.81.32.21.08.94.99.63.111.01.90.0.3.31.56.52.14.31.923.41.89.13.34.10.912.61.412.25.70.30.39.70.4
26-50%0.0.7.05.02.52.59.11.03.11.89.22.00.0.2.71.96.50.910.52.33.91.42.11.26.63.43.01.813.22.10.0.1.71.012.32.80.70.713.71.56.63.02.10.710.61.34.24.20.40.47.00.3
51-75%0.0.0.0.0.0.5.80.84.32.14.11.40.0.8.73.22.20.58.12.13.51.32.31.12.22.28.32.85.71.40.0.1.51.18.42.42.91.76.11.05.42.72.10.66.91.13.23.21.20.74.20.3
76-100%0.0.0.0.3.82.62.00.52.31.61.00.70.0.5.42.71.70.44.11.51.40.80.60.60.0.9.03.04.11.21.51.50.60.61.51.14.21.93.20.82.51.83.40.82.10.614.96.20.0.2.30.2
total0.0.43.39.933.17.040.11.720.34.232.53.10.0.35.15.547.41.731.83.517.12.610.82.532.17.939.85.149.73.03.12.18.92.341.94.312.03.173.41.934.75.616.71.750.62.244.58.93.31.136.00.6
totaln/a0.40.40.0.5.13.71.00.30.0.0.0.0.0.2.41.71.60.40.0.1.40.81.01.03.43.42.81.63.41.10.0.0.0.4.31.71.21.20.60.32.71.90.60.41.90.60.0.0.0.1.20.1
< 1%2.41.012.36.68.84.54.90.75.82.54.11.411.111.111.83.810.71.13.61.44.41.45.12.03.23.23.31.99.61.81.51.53.51.510.12.63.71.94.30.92.41.77.01.25.51.06.94.94.01.36.10.3
1-9%16.62.335.29.236.57.728.61.519.44.223.93.022.214.728.45.239.41.717.12.825.63.023.23.536.58.725.24.523.32.617.15.024.33.323.43.56.62.430.12.037.85.725.62.029.12.06.44.319.52.627.30.6
10-25%22.32.725.28.630.17.325.51.520.94.427.93.20.0.28.25.224.61.517.72.929.33.126.43.622.17.331.34.921.92.528.06.023.93.416.83.224.14.032.02.018.34.423.71.926.51.923.88.226.22.825.30.6
26-50%19.42.611.16.312.05.219.81.417.83.920.82.844.417.66.32.814.51.221.43.223.53.021.43.524.77.49.32.921.42.58.73.816.93.023.73.719.23.819.71.718.94.617.61.721.71.829.18.217.42.418.80.5
51-75%18.52.512.26.61.91.912.81.117.03.712.82.411.111.115.04.05.40.825.13.313.02.414.42.710.04.811.23.214.92.220.15.315.22.815.73.022.84.09.21.212.03.810.71.411.91.47.45.220.52.612.50.4
76-100%20.42.64.14.15.63.17.40.919.13.910.42.211.111.17.83.13.80.715.12.72.71.18.52.30.0.17.03.85.41.424.65.816.13.05.92.122.33.94.10.87.93.214.81.63.40.826.58.512.42.08.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853203/319534
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.40.0.4.53.30.50.20.0.0.0.0.0.0.90.90.40.20.0.1.40.80.90.92.92.91.91.31.40.70.0.0.0.3.11.41.21.20.0.1.21.20.20.20.50.30.0.0.0.0.60.1
< 1%2.91.00.0.7.63.92.60.53.01.71.70.99.19.04.42.23.40.63.31.33.41.23.71.62.72.71.91.35.31.31.41.42.51.15.11.84.11.90.60.31.01.05.61.00.60.30.0.3.81.22.90.2
1-9%16.02.222.27.619.46.115.11.214.83.617.02.527.313.914.63.915.21.213.72.423.02.822.33.317.96.414.23.410.51.817.14.822.53.014.12.86.22.24.80.914.03.519.91.77.81.12.92.917.72.314.30.4
10-25%23.72.62.72.717.35.813.01.115.93.717.02.59.19.010.03.39.91.09.92.125.22.822.73.311.35.419.13.89.51.726.45.619.32.99.62.419.23.66.61.06.62.717.01.68.31.19.95.527.72.713.80.4
26-50%18.82.43.23.29.94.510.11.017.63.712.52.236.415.04.12.06.30.812.72.418.92.518.43.113.75.75.62.17.01.59.43.717.92.99.22.317.83.63.70.811.13.313.91.56.21.024.37.217.52.310.60.4
51-75%17.02.310.25.61.61.66.10.812.13.09.42.09.19.03.01.72.40.515.42.610.02.011.72.44.63.32.61.57.41.519.54.913.02.47.32.120.63.82.40.64.42.29.11.22.80.77.94.517.82.37.50.3
76-100%21.12.56.44.41.61.65.20.716.53.67.91.89.19.01.91.31.60.49.62.21.60.86.11.90.0.6.02.31.10.622.05.215.32.73.41.519.23.51.00.45.72.511.41.31.00.49.95.512.31.96.10.3
total100.0.44.89.062.06.552.71.679.94.065.72.9100.0.39.05.239.21.664.63.583.42.485.82.753.18.051.24.842.12.895.72.490.52.251.84.088.23.019.11.644.05.177.21.827.21.854.98.396.81.055.80.5
inside perimetern/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.2.01.40.0.0.0.0.0.0.0.2.92.90.0.0.70.50.0.0.0.0.60.60.0.0.0.1.01.00.0.0.50.30.0.0.0.0.20.1
< 1%0.0.3.23.20.0.0.30.20.0.0.40.40.0.3.72.11.60.40.0.0.40.40.50.50.0.0.0.1.10.60.0.0.0.0.70.70.0.0.60.33.11.80.30.21.60.50.0.0.0.0.70.1
1-9%0.0.6.04.21.61.63.20.60.0.1.30.70.0.8.83.05.80.80.0.0.50.50.0.2.72.74.31.92.00.80.0.0.0.2.41.20.0.2.00.615.23.71.40.56.71.02.92.90.0.2.90.2
10-25%0.0.0.0.0.0.1.80.40.0.0.40.40.0.7.42.72.80.51.00.70.0.1.30.90.0.1.11.11.70.80.0.0.50.50.0.0.0.2.20.63.11.61.50.56.51.00.0.0.0.1.90.2
26-50%0.0.0.0.0.0.0.90.30.0.0.0.0.0.2.11.51.50.40.40.40.40.40.0.4.63.31.61.20.70.50.0.0.0.1.30.90.0.2.40.61.21.21.30.54.50.80.0.0.0.1.30.1
51-75%0.0.0.0.0.0.1.10.30.0.0.70.50.0.2.31.70.60.30.60.60.0.1.20.84.83.50.0.1.70.80.0.0.0.0.50.50.0.0.60.31.21.20.20.21.80.50.0.0.0.0.70.1
76-100%0.0.0.0.0.0.0.20.20.0.0.40.40.0.0.0.0.60.30.40.40.0.0.70.70.0.1.30.90.40.40.0.0.0.0.50.50.0.0.0.0.0.0.40.30.70.30.0.0.0.0.30.1
total0.0.9.25.21.61.67.50.90.0.3.11.10.0.26.34.712.91.12.41.01.30.73.71.515.05.98.42.68.31.60.0.0.50.56.11.90.0.7.81.124.84.55.10.922.21.72.92.90.0.8.20.3
outside perimetern/a0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.11.11.10.30.0.0.0.0.0.0.0.0.70.72.20.90.0.0.0.0.0.0.0.0.50.31.21.20.40.30.80.40.0.0.0.0.50.1
< 1%0.0.6.44.40.0.1.90.42.11.51.60.80.0.2.01.45.90.80.0.0.50.50.70.60.0.1.81.33.51.10.0.0.70.73.81.60.0.3.20.70.0.0.70.43.30.75.74.10.0.2.30.2
1-9%0.0.11.55.414.24.110.41.04.41.93.91.20.0.6.12.718.61.33.11.23.61.32.51.212.35.46.82.511.21.81.41.41.50.98.92.20.0.22.91.79.03.14.90.914.71.42.92.91.10.610.20.4
10-25%0.0.18.97.213.75.211.11.04.02.011.42.10.0.8.42.912.21.16.11.73.81.22.11.07.64.210.22.910.51.71.41.42.91.36.72.03.91.823.51.77.62.84.30.912.91.310.85.10.30.39.70.4
26-50%0.0.6.04.22.32.28.60.92.71.69.31.90.0.4.52.26.30.812.22.43.31.21.81.18.44.13.91.912.81.90.0.2.01.012.62.71.20.813.61.45.52.42.20.610.61.27.04.70.40.47.00.3
51-75%0.0.0.0.3.22.15.60.84.82.13.71.20.0.7.62.82.30.57.92.03.01.22.91.33.72.57.22.55.71.30.0.1.30.98.12.22.71.66.11.04.52.22.20.66.41.02.92.91.00.64.10.2
76-100%0.0.3.23.23.22.22.00.52.21.61.30.70.0.4.92.41.60.43.81.41.10.60.60.60.0.9.92.93.71.01.41.40.50.52.01.13.91.83.30.73.31.93.00.72.00.613.05.40.40.42.30.2
total0.0.46.09.036.56.539.81.620.14.031.22.90.0.34.75.147.81.633.03.415.32.410.52.331.97.340.44.849.72.94.32.49.02.242.14.011.83.073.11.831.14.917.61.650.62.042.28.43.21.036.00.5
totaln/a0.40.40.0.4.53.30.90.30.0.0.0.0.0.4.12.01.60.40.0.1.40.80.90.95.94.02.51.54.21.20.0.0.0.3.81.51.21.20.50.33.52.00.60.31.90.60.0.0.0.1.30.1
< 1%2.91.09.75.37.63.94.80.75.12.23.71.29.19.010.13.310.91.03.31.34.21.34.91.82.72.73.71.89.91.71.41.43.11.39.72.44.11.94.40.84.22.06.71.15.50.95.74.13.81.26.00.3
1-9%16.02.239.68.735.17.228.71.519.13.922.22.827.313.929.54.939.51.616.82.727.02.924.83.432.97.825.34.223.72.518.54.924.03.125.43.46.22.229.71.938.25.226.31.929.11.88.64.618.82.327.40.6
10-25%23.72.621.77.431.16.925.81.419.94.128.83.09.19.025.84.624.91.417.02.728.92.926.13.418.96.430.44.521.72.327.85.722.73.116.42.923.13.932.31.917.33.922.81.827.71.820.77.228.02.725.40.5
26-50%18.82.49.25.212.24.919.51.320.33.921.82.736.415.010.73.314.11.125.33.222.62.720.23.226.67.211.13.020.42.39.43.720.03.023.03.418.93.619.71.617.84.017.41.621.21.731.37.717.92.318.80.5
51-75%17.02.310.25.64.72.612.81.117.03.513.92.39.19.013.03.55.30.723.93.113.12.215.72.713.05.19.82.814.82.019.54.914.32.615.92.923.44.09.21.210.03.111.51.410.91.310.75.418.92.312.30.4
76-100%21.12.59.75.34.72.67.50.918.63.79.62.09.19.06.82.73.80.613.82.52.71.07.42.10.0.17.23.65.11.323.45.315.92.85.81.923.13.84.20.89.13.014.81.53.60.822.97.412.72.08.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853204/319535
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %±
n/an/a0.30.10.70.31.80.50.50.30.50.30.0.0.60.1
< 1%3.80.42.30.54.00.70.60.34.00.70.60.32.90.2
1-9%18.50.813.81.012.71.27.81.116.61.35.60.814.20.4
10-25%20.90.812.01.09.11.18.31.110.71.16.50.913.80.4
26-50%16.60.89.20.97.91.06.21.06.90.93.60.710.60.4
51-75%13.90.74.50.65.80.92.80.72.80.62.00.57.50.3
76-100%12.90.72.70.52.80.61.00.41.90.50.80.36.00.3
total86.80.745.31.544.11.827.21.843.41.819.11.455.60.5
inside perimetern/a0.0.0.20.10.80.30.50.30.0.0.0.0.20.1
< 1%0.00.00.60.21.40.41.60.51.70.50.80.30.70.1
1-9%0.20.13.80.64.80.86.71.05.70.82.80.63.00.2
10-25%0.30.12.10.42.00.56.51.02.40.52.80.62.00.2
26-50%0.20.11.50.40.90.34.50.81.30.42.40.51.30.1
51-75%0.10.11.40.31.30.41.80.50.80.30.50.20.70.1
76-100%0.10.10.40.20.40.20.70.30.70.30.0.0.30.1
total1.10.210.00.911.71.222.21.712.61.29.31.08.20.3
outside perimetern/a0.0.0.50.21.10.40.80.41.20.40.50.30.50.1
< 1%0.30.12.30.43.00.63.30.76.30.93.40.62.30.2
1-9%2.00.311.40.910.41.114.71.417.11.423.31.510.20.4
10-25%3.40.411.71.09.91.112.91.310.81.122.51.59.70.4
26-50%3.00.38.60.810.01.110.61.25.10.813.41.27.00.3
51-75%2.30.36.20.76.10.96.41.01.70.55.90.84.20.2
76-100%1.20.24.00.63.70.72.00.61.80.52.60.62.30.2
total12.10.744.71.544.21.850.62.044.01.871.61.636.20.5
totaln/a0.30.11.40.43.70.71.90.61.70.50.50.31.20.1
< 1%4.20.45.30.78.51.05.50.912.11.24.80.86.00.3
1-9%20.70.829.11.327.91.629.11.839.41.831.71.727.40.5
10-25%24.60.925.81.320.91.527.71.823.81.531.71.725.50.5
26-50%19.80.819.21.218.81.421.21.713.31.219.41.418.90.5
51-75%16.20.712.11.013.21.210.91.35.30.88.41.012.40.4
76-100%14.20.77.10.86.90.93.60.84.50.73.40.78.70.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853205/319536
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %±
n/an/a0.40.10.80.31.90.60.60.40.30.20.0.0.60.1
< 1%3.70.42.40.54.10.80.60.33.60.80.50.32.80.2
1-9%18.30.813.51.112.01.37.51.217.61.65.50.914.20.5
10-25%20.90.911.71.19.11.26.81.110.71.34.70.913.60.5
26-50%16.00.89.01.07.91.15.91.16.61.03.20.710.40.4
51-75%14.10.84.10.75.91.02.60.72.00.61.80.57.60.4
76-100%13.10.72.10.52.10.60.80.40.90.40.70.36.00.3
total86.40.743.71.643.12.024.81.941.72.016.31.555.10.6
inside perimetern/a0.0.0.20.20.90.40.60.40.0.0.0.0.20.1
< 1%0.0.0.80.31.30.51.80.61.90.60.60.30.70.1
1-9%0.20.14.00.64.90.97.11.16.21.03.20.73.10.2
10-25%0.40.12.40.52.20.66.91.13.00.72.70.62.10.2
26-50%0.20.11.30.40.80.44.70.91.30.52.70.61.30.2
51-75%0.10.11.40.41.50.51.70.60.80.40.50.30.80.1
76-100%0.10.10.40.20.50.30.40.30.80.30.0.0.30.1
total1.10.210.61.012.21.423.11.814.01.49.71.28.50.4
outside perimetern/a0.0.0.60.20.70.30.60.41.50.50.70.30.50.1
< 1%0.30.12.20.53.40.73.40.86.81.03.70.72.40.2
1-9%2.20.311.21.010.11.214.81.616.81.523.91.710.00.4
10-25%3.30.412.01.110.71.313.11.510.81.323.41.79.80.4
26-50%3.00.49.01.010.01.210.91.44.90.913.81.47.00.3
51-75%2.30.36.50.86.31.07.21.21.80.55.80.94.30.3
76-100%1.30.24.20.73.60.82.20.71.70.52.80.72.40.2
total12.50.745.71.644.72.052.12.244.32.074.01.836.40.6
totaln/a0.40.11.50.43.50.81.90.61.80.50.70.31.30.2
< 1%4.00.45.40.78.81.15.71.012.31.34.80.96.00.3
1-9%20.70.928.81.527.01.829.32.040.72.032.61.927.30.6
10-25%24.60.926.21.522.01.726.72.024.51.730.71.925.50.6
26-50%19.30.919.31.318.71.621.51.812.71.419.81.618.70.5
51-75%16.60.812.11.113.71.411.51.44.60.88.11.112.60.5
76-100%14.60.86.70.86.31.03.40.83.40.73.40.78.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853206/319537
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %±
n/an/a0.30.10.70.31.70.50.60.30.40.30.0.0.60.1
< 1%3.90.42.30.54.20.80.70.43.70.70.70.33.00.2
1-9%18.40.814.01.112.31.37.91.217.31.55.60.914.30.5
10-25%20.90.911.71.09.11.17.51.110.21.26.20.913.60.4
26-50%16.10.89.70.97.71.16.51.17.31.03.50.710.50.4
51-75%13.90.74.20.65.90.93.00.73.00.61.90.57.50.3
76-100%13.10.72.50.52.80.70.90.41.70.50.70.36.00.3
total86.60.745.01.643.82.027.21.943.61.918.71.555.50.6
inside perimetern/a0.0.0.20.10.80.40.60.30.0.0.0.0.20.1
< 1%0.0.0.70.31.20.41.60.51.60.50.70.30.70.1
1-9%0.20.13.80.64.70.86.61.15.70.92.90.62.90.2
10-25%0.40.12.30.52.10.66.41.02.70.62.70.62.00.2
26-50%0.20.11.30.40.90.44.60.91.30.42.40.61.30.1
51-75%0.10.11.40.41.50.52.00.60.90.30.60.30.80.1
76-100%0.10.10.50.20.50.30.40.30.80.30.0.0.30.1
total1.10.210.21.011.81.322.21.813.01.39.31.18.30.4
outside perimetern/a0.0.0.50.20.80.40.80.41.30.40.60.30.50.1
< 1%0.30.12.30.53.40.73.10.76.40.93.30.72.40.2
1-9%2.10.310.81.010.01.214.61.516.21.423.61.610.00.4
10-25%3.30.412.01.010.31.212.61.410.61.222.51.69.70.4
26-50%2.90.48.80.99.91.210.61.35.20.813.61.37.00.3
51-75%2.40.36.40.86.21.06.91.11.70.55.80.94.30.3
76-100%1.30.24.00.63.80.82.10.62.00.52.60.62.40.2
total12.30.744.71.644.42.050.62.243.41.972.01.736.20.6
totaln/a0.30.11.40.43.30.71.90.61.80.50.60.31.20.1
< 1%4.30.45.30.78.81.15.51.011.71.24.80.86.00.3
1-9%20.80.928.51.427.01.729.12.039.21.932.11.827.20.6
10-25%24.60.925.91.421.61.626.51.923.51.631.41.825.30.6
26-50%19.20.819.71.318.61.621.71.813.71.319.51.518.80.5
51-75%16.40.812.01.013.71.411.91.45.60.98.31.012.60.4
76-100%14.50.77.00.87.01.03.40.84.50.83.40.78.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853207/319538
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.30.20.0.0.0.0.80.50.40.30.0.0.80.42.30.81.10.62.51.40.0.0.60.30.40.30.0.0.60.1
< 1%3.70.73.21.25.91.54.01.03.60.83.11.32.60.74.41.11.40.72.31.35.41.80.70.43.70.70.70.33.00.2
1-9%20.41.413.92.217.02.422.32.215.71.511.62.313.11.512.31.717.32.314.13.110.62.67.91.217.31.55.60.914.30.5
10-25%18.21.422.82.921.42.621.62.222.91.89.12.015.31.69.81.66.51.57.22.39.32.47.51.110.21.26.20.913.60.4
26-50%14.11.312.02.217.02.416.62.019.61.79.42.111.71.58.81.56.21.411.32.92.71.36.51.17.31.03.50.710.50.4
51-75%10.71.115.52.414.52.312.11.718.61.74.31.44.91.08.41.53.01.03.31.62.31.23.00.73.00.61.90.57.50.3
76-100%11.21.123.82.813.82.28.91.514.11.42.41.12.80.72.10.81.80.85.82.11.81.00.90.41.70.50.70.36.10.3
total78.61.591.11.989.62.086.51.895.00.939.93.551.22.248.22.637.32.946.54.432.23.827.21.943.61.918.71.555.60.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.40.41.71.21.91.10.60.30.0.0.0.0.20.1
< 1%0.0.0.0.0.0.0.0.0.0.0.40.40.60.40.50.41.00.61.51.12.81.41.60.51.60.50.70.30.70.1
1-9%0.70.30.0.0.0.0.0.0.0.3.91.41.90.61.30.67.21.612.52.96.12.06.61.15.70.92.90.62.90.2
10-25%1.10.40.0.0.0.0.0.0.0.2.21.01.00.40.50.44.71.31.51.16.42.06.41.02.70.62.70.62.00.2
26-50%0.50.30.0.0.0.0.0.0.0.1.80.90.80.40.50.41.80.81.61.21.51.04.60.91.30.42.40.61.30.1
51-75%0.40.20.0.0.0.0.0.0.0.1.40.80.70.40.70.53.01.01.61.13.21.42.00.60.90.30.60.30.80.1
76-100%0.40.20.0.0.0.0.0.0.0.0.90.60.40.30.30.30.40.41.61.20.0.0.40.30.80.30.0.0.30.1
total3.10.60.0.0.0.0.0.0.0.10.52.15.61.03.71.018.52.322.13.721.83.422.21.813.01.39.31.18.30.4
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.70.60.40.30.30.30.80.50.90.91.81.00.80.41.30.40.60.30.50.1
< 1%0.50.30.90.60.40.40.0.0.0.3.41.31.50.54.51.12.91.00.0.3.11.43.10.76.40.93.30.72.40.2
1-9%3.60.71.80.90.40.42.70.90.40.310.72.18.21.212.01.714.92.17.22.37.82.214.61.516.21.423.61.610.00.4
10-25%4.70.71.70.94.61.43.10.91.60.515.12.511.81.510.91.69.71.87.12.310.52.312.61.410.61.222.51.69.70.4
26-50%4.40.71.30.72.61.14.61.10.40.310.72.29.31.39.91.67.21.67.92.411.82.710.61.35.20.813.61.37.00.3
51-75%3.30.61.80.92.41.02.20.81.30.54.11.48.21.36.31.35.01.35.92.26.42.06.91.11.70.55.80.94.30.3
76-100%1.80.51.50.80.0.0.80.51.40.54.91.63.90.94.11.13.81.22.41.44.51.72.10.62.00.52.60.62.40.2
total18.31.48.91.910.42.013.51.85.00.949.63.543.22.248.02.644.23.031.54.245.94.050.62.243.41.972.01.736.20.6
totaln/a0.30.20.0.0.0.0.80.50.40.30.70.61.30.52.60.82.20.95.02.03.71.51.90.61.80.50.60.31.20.1
< 1%4.20.74.11.36.31.54.01.03.60.86.91.84.70.99.41.55.41.43.81.711.42.65.51.011.71.24.80.86.00.3
1-9%24.61.515.62.317.42.525.12.216.11.626.23.023.31.925.62.339.42.933.84.224.63.629.12.039.21.932.11.827.20.6
10-25%24.01.524.52.926.02.824.82.324.51.826.43.028.12.021.32.220.92.515.83.326.23.526.51.923.51.631.41.825.30.6
26-50%19.11.413.32.319.62.621.22.220.01.721.93.021.81.919.32.115.22.220.93.716.03.021.71.813.71.319.51.518.90.5
51-75%14.41.217.22.516.82.414.31.819.91.79.72.013.71.615.41.910.91.910.82.811.92.511.91.45.60.98.31.012.60.4
76-100%13.31.225.22.813.82.29.81.515.51.58.21.97.11.26.41.36.01.59.92.76.42.03.40.84.50.83.40.78.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853208/319539
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.30.20.0.0.0.0.90.50.40.30.0.0.80.42.40.81.20.72.91.70.0.0.60.40.30.20.0.0.60.1
< 1%3.10.63.21.25.51.54.01.13.70.83.31.42.50.73.91.01.60.82.61.55.41.90.60.33.60.80.50.32.80.2
1-9%19.81.513.62.218.12.622.12.215.71.611.32.313.01.612.01.716.22.315.33.49.12.67.51.217.61.65.50.914.20.5
10-25%18.41.422.52.921.32.721.72.222.61.88.82.015.11.710.11.67.11.66.42.48.92.56.81.110.71.34.70.913.60.5
26-50%14.61.312.22.216.32.516.32.019.41.78.82.111.41.59.31.64.81.411.23.12.41.45.91.16.61.03.20.710.40.4
51-75%10.71.115.32.414.42.312.31.719.01.74.51.54.71.08.61.52.81.02.81.62.01.12.60.72.00.61.80.57.50.4
76-100%11.21.124.12.813.92.39.01.513.91.42.01.02.80.82.20.80.80.63.81.90.70.70.80.40.90.40.70.36.00.3
total78.31.590.91.989.42.186.31.894.81.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.10.6
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.40.41.91.42.11.20.60.40.0.0.0.0.20.1
< 1%0.0.0.0.0.0.0.0.0.0.0.40.40.60.40.50.41.10.61.81.33.21.61.80.61.90.60.60.30.70.1
1-9%0.70.30.0.0.0.0.0.0.0.4.11.52.10.61.40.67.91.713.63.36.92.37.11.16.21.03.20.73.10.2
10-25%1.10.40.0.0.0.0.0.0.0.2.31.01.00.50.50.45.21.41.81.26.62.26.91.13.00.72.70.62.10.2
26-50%0.60.30.0.0.0.0.0.0.0.1.90.90.90.40.50.41.70.81.01.01.61.24.70.91.30.52.70.61.30.2
51-75%0.40.20.0.0.0.0.0.0.0.1.50.90.70.40.70.52.91.10.90.93.61.51.70.60.80.40.50.30.80.1
76-100%0.40.20.0.0.0.0.0.0.0.0.40.40.40.30.30.30.40.41.91.30.0.0.40.30.80.30.0.0.30.1
total3.20.70.0.0.0.0.0.0.0.10.62.25.91.14.01.019.52.522.94.124.03.723.11.814.01.49.71.28.50.4
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.70.70.40.30.0.0.80.61.01.02.01.10.60.41.50.50.70.30.50.1
< 1%0.40.20.90.60.40.40.0.0.0.3.61.41.10.54.21.13.21.10.0.3.51.53.40.86.81.03.70.72.40.2
1-9%3.70.71.80.90.40.42.80.90.40.311.42.28.51.311.51.715.62.38.42.78.22.414.81.616.81.523.91.710.00.4
10-25%4.60.81.80.94.91.43.20.91.60.515.02.611.81.511.31.79.81.98.32.610.42.413.11.510.81.323.41.79.70.4
26-50%4.60.81.30.82.81.14.71.10.40.310.82.39.51.49.81.67.41.77.42.612.62.910.91.44.90.913.81.47.10.4
51-75%3.30.71.80.92.10.92.20.81.40.53.91.48.51.36.61.45.01.45.92.35.82.07.21.21.80.55.80.94.30.3
76-100%1.90.51.50.90.0.0.90.51.50.55.21.63.90.94.01.14.21.30.90.95.11.92.20.71.70.52.80.72.40.2
total18.51.49.11.910.62.113.71.85.21.050.63.643.82.347.42.746.03.231.94.447.64.252.12.244.32.074.01.836.30.6
totaln/a0.30.20.0.0.0.0.90.50.40.30.70.71.40.52.40.82.41.05.82.34.11.61.90.61.80.50.70.31.20.2
< 1%3.60.74.11.35.91.54.01.13.70.87.31.94.30.98.71.55.91.54.41.912.12.85.71.012.31.34.80.96.00.3
1-9%24.31.615.42.418.52.624.92.316.11.626.83.223.61.924.92.339.73.137.34.624.13.829.32.040.72.032.61.927.30.6
10-25%24.21.624.32.926.22.924.82.324.21.826.23.128.02.121.92.222.12.716.53.625.93.726.72.024.51.730.71.925.40.6
26-50%19.81.513.52.319.02.620.92.219.81.721.53.021.81.919.72.213.92.219.73.916.63.321.51.812.71.419.81.618.80.5
51-75%14.51.317.02.516.52.414.51.820.41.79.92.113.91.615.92.010.72.09.72.911.32.711.51.44.60.88.11.112.60.5
76-100%13.51.225.62.913.92.39.91.515.41.57.61.97.11.26.41.45.41.56.62.45.82.03.40.83.40.73.40.78.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853209/319540
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.30.20.0.0.0.0.70.40.40.30.0.0.90.42.00.71.00.62.91.40.50.50.50.30.50.30.0.0.60.1
< 1%3.50.62.81.05.21.34.01.04.00.82.71.12.80.74.41.01.30.71.91.14.91.60.60.34.00.70.60.32.90.2
1-9%20.61.413.82.117.12.322.52.015.31.410.92.013.61.411.91.616.52.116.63.011.52.57.81.116.61.35.60.814.20.4
10-25%18.11.321.72.720.72.521.42.024.21.79.81.915.61.510.01.56.91.57.42.28.62.28.31.110.71.16.50.913.80.4
26-50%14.91.213.42.218.22.417.31.919.11.69.52.011.01.38.81.45.61.310.92.63.41.46.21.06.90.93.60.710.60.4
51-75%10.91.115.32.314.92.112.11.617.81.55.11.55.41.08.51.42.70.92.81.42.11.02.80.72.80.62.00.57.50.3
76-100%11.01.124.22.713.02.08.81.414.21.42.51.02.80.72.30.82.40.95.71.91.60.91.00.41.90.50.80.36.10.3
total79.11.491.21.889.01.986.81.795.00.940.53.252.12.147.92.536.32.848.24.132.53.627.21.843.41.819.11.455.70.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.30.30.30.31.41.01.60.90.50.30.0.0.0.0.20.1
< 1%0.10.10.0.0.0.0.0.0.0.0.40.40.50.30.70.40.90.52.61.32.51.31.60.51.70.50.80.30.70.1
1-9%0.60.30.0.0.0.0.0.0.0.3.91.31.70.51.60.67.91.511.82.66.62.06.71.05.70.82.80.63.00.2
10-25%1.00.30.0.0.0.0.0.0.0.1.90.81.00.40.40.34.31.22.01.15.71.86.51.02.40.52.80.62.00.2
26-50%0.60.30.0.0.0.0.0.0.0.1.60.81.10.40.40.32.00.81.30.91.81.14.50.81.30.42.40.51.30.1
51-75%0.40.20.0.0.0.0.0.0.0.1.70.80.60.30.60.42.71.01.30.92.71.21.80.50.80.30.50.20.70.1
76-100%0.40.20.0.0.0.0.0.0.0.0.80.50.30.20.20.20.30.31.30.90.0.0.70.30.70.30.0.0.30.1
total3.00.60.0.0.0.0.0.0.0.10.22.05.40.94.21.018.52.221.83.420.83.122.21.712.61.29.31.08.20.3
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.50.50.30.20.50.30.70.50.70.72.91.30.80.41.20.40.50.30.50.1
< 1%0.50.20.80.60.30.30.0.0.0.3.31.21.50.53.90.93.01.00.0.3.21.33.30.76.30.93.40.62.30.2
1-9%3.30.61.60.80.70.52.90.80.30.210.92.08.81.212.21.616.42.16.82.19.22.214.71.417.11.423.31.510.20.4
10-25%4.60.71.90.94.71.33.60.91.60.515.32.311.01.310.41.59.91.77.32.19.72.112.91.310.81.122.51.59.60.4
26-50%4.80.71.20.72.81.04.01.00.50.310.62.08.91.210.31.56.91.57.42.211.62.510.61.25.10.813.41.27.00.3
51-75%3.20.62.00.92.40.91.90.71.20.44.21.38.11.26.61.24.51.24.91.85.81.86.41.01.70.55.90.84.20.2
76-100%1.60.41.40.80.0.0.70.41.40.54.71.43.90.84.11.03.81.12.71.44.11.52.00.61.80.52.60.62.30.2
total17.91.38.81.811.01.913.21.75.00.949.43.342.52.147.92.545.22.930.03.746.73.750.62.044.01.871.61.636.10.5
totaln/a0.30.20.0.0.0.0.70.40.40.30.50.51.40.52.80.82.00.85.01.85.11.71.90.61.70.50.50.31.20.1
< 1%4.00.73.61.25.61.34.01.04.00.86.41.64.80.99.01.45.21.34.51.710.62.35.50.912.11.24.80.86.00.3
1-9%24.51.515.32.217.82.325.32.115.71.525.62.824.11.825.62.140.72.735.23.927.33.529.11.839.41.831.71.727.30.5
10-25%23.61.523.72.825.52.625.02.125.81.826.92.827.61.920.82.021.12.416.73.124.03.227.71.823.81.531.71.725.40.5
26-50%20.31.414.52.220.92.521.32.019.61.621.72.720.91.719.62.014.52.019.73.316.82.921.21.713.31.219.41.418.90.5
51-75%14.41.217.32.417.32.214.01.719.01.611.02.014.11.515.71.89.91.79.12.410.52.310.91.35.30.88.41.012.40.4
76-100%12.91.125.62.713.02.09.61.415.61.48.01.87.11.16.61.26.51.49.82.45.71.83.60.84.50.73.40.78.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853210/319541
NFI2
forest area
avalanches SilvaProtect · regeneration cover
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectregeneration cover %± %± %± %± %± %±
n/an/a0.20.20.40.21.10.30.70.20.0.0.60.1
< 1%3.60.64.30.63.30.52.50.40.70.33.00.2
1-9%19.01.218.01.112.51.013.60.85.60.914.30.5
10-25%19.21.322.41.212.51.08.40.76.20.913.60.4
26-50%13.71.118.11.110.20.96.70.63.50.710.50.4
51-75%11.81.015.61.15.90.73.00.41.90.57.50.3
76-100%13.81.112.40.92.50.51.80.30.70.36.00.3
total81.31.291.20.848.11.536.71.118.71.555.50.6
inside perimetern/a0.0.0.0.0.10.10.50.20.0.0.20.1
< 1%0.0.0.0.0.50.21.60.30.70.30.70.1
1-9%0.50.20.0.2.10.46.70.62.90.62.90.2
10-25%0.80.30.0.1.10.34.40.52.70.62.00.2
26-50%0.40.20.0.0.90.32.40.42.40.61.30.1
51-75%0.30.20.0.0.80.31.80.30.60.30.80.1
76-100%0.30.20.0.0.40.20.60.20.0.0.30.1
total2.40.50.0.5.90.718.00.99.31.18.30.4
outside perimetern/a0.0.0.0.0.40.21.10.20.60.30.50.1
< 1%0.60.20.10.12.90.54.10.53.30.72.40.2
1-9%3.20.61.10.310.10.914.20.823.61.610.00.4
10-25%4.10.62.70.512.21.011.00.722.51.69.70.4
26-50%3.80.62.20.49.50.97.90.613.61.37.00.3
51-75%3.00.51.80.46.80.84.40.55.80.94.30.3
76-100%1.70.40.90.34.20.62.50.42.60.62.40.2
total16.31.28.80.846.01.545.21.272.01.736.20.6
totaln/a0.20.20.40.21.60.42.30.40.60.31.20.1
< 1%4.20.64.30.66.70.88.20.64.80.86.00.3
1-9%22.71.319.11.124.71.334.61.132.11.827.20.6
10-25%24.11.425.11.325.81.323.81.031.41.825.40.6
26-50%17.91.220.21.220.71.317.00.919.51.518.80.5
51-75%15.11.117.51.113.51.19.20.78.31.012.60.4
76-100%15.81.113.31.07.10.85.00.53.40.78.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853211/319542
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