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NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.3191.8331.0451.0451.0452.23012.313
21-40%7.0175.3197.0176.2188.6156.91741.07
41-60%22.5922.6912.21212.81223.4912.412105.94
61-80%65.1533.0719.51013.51231.9713.712176.83
over 80%268.7240.9629.8710.41318.11018.310386.32
total368.71103.6469.4444.0683.0453.55722.31
inside perimeter0-20%0.21002.1311.0440.8500.6581.6356.318
21-40%0.0.5.3192.4283.7236.1184.52122.09
41-60%0.85011.8137.61615.81022.6912.91271.45
61-80%4.32130.6715.81125.8825.1830.77132.34
over 80%30.3852.8541.9625.6815.21173.24239.02
total35.67102.6368.7471.8369.54122.82470.91
outside perimeter0-20%0.0.0.4710.21000.0.0.21000.0.0.850
21-40%0.21000.21000.4710.6581.2410.0.2.728
41-60%0.21001.0450.0.1.4383.0261.0456.617
61-80%3.8232.3301.4384.2215.1191.83318.610
over 80%16.9115.5196.7174.3205.9186.91746.36
total21.099.4158.81510.51315.5119.71475.05
total0-20%5.5194.3212.2301.8331.8333.82319.410
21-40%7.21610.8139.81410.51415.91111.41365.65
41-60%23.5935.4719.7930.0749.0626.28183.83
61-80%73.2565.9536.7743.6662.1546.26327.72
over 80%315.9199.3378.4340.4639.2698.33671.61
total425.31215.61146.92126.32168.02186.011268.10
© WSL, Swiss National Forest Inventory, 18.06.2020 #859561/325892
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.3191.6350.6581.0451.6352.23012.313
21-40%7.2166.5179.0158.41512.3137.31650.86
41-60%23.1922.8913.21213.81224.4911.413108.64
61-80%66.5532.6720.5912.81230.9812.013175.33
over 80%269.3240.7629.4710.51318.81016.511385.22
total371.51104.2472.6446.5688.0449.46732.21
inside perimeter0-20%0.21002.3301.0440.6580.6581.4386.118
21-40%0.0.5.3192.4283.9236.1184.32122.09
41-60%0.85011.4137.01615.41122.4912.31269.35
61-80%4.32130.6815.51125.3825.6828.98130.34
over 80%30.5851.4538.9625.6814.41171.04231.82
total35.87100.9364.8470.8369.24117.92459.42
outside perimeter0-20%0.0.0.4710.21000.0.0.21000.0.0.850
21-40%0.21000.21000.4710.8501.0450.0.2.628
41-60%0.21001.0450.0.1.4383.0260.8506.418
61-80%3.8232.3301.2414.2215.1191.83318.410
over 80%16.7115.5196.1184.1205.9186.71745.16
total20.9109.4157.91510.51315.3119.31473.35
total0-20%5.5194.3211.8331.6352.4293.62319.310
21-40%7.41612.01311.81313.11219.41011.61375.45
41-60%24.1935.2720.1930.6749.9624.58184.33
61-80%74.6565.5537.2742.2661.6542.86324.02
over 80%316.5197.6374.4340.2639.2694.23662.01
total428.11214.51145.32127.82172.52176.621264.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #859562/325893
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.1201.0450.21000.8501.0450.6588.715
21-40%7.0174.1225.8185.4197.2164.12233.68
41-60%22.1919.0109.91410.21418.4107.41687.05
61-80%65.0530.4815.31110.31323.697.316151.93
over 80%267.4238.2726.487.61513.21212.612365.42
total366.5192.7457.6534.3763.5532.07646.71
inside perimeter0-20%0.21002.1311.0440.4710.4711.0455.120
21-40%0.0.5.3192.4283.5245.9183.72320.710
41-60%0.85010.8136.61715.01120.8910.51364.55
61-80%4.32130.4814.31124.9824.3826.88125.04
over 80%30.3850.8537.7625.4813.61167.04224.82
total35.6799.3362.0469.2365.04109.03440.22
outside perimeter0-20%0.0.0.4710.21000.0.0.0.0.0.0.658
21-40%0.21000.21000.4710.6580.8500.0.2.230
41-60%0.21001.0450.0.1.4382.8270.8506.218
61-80%3.8232.3301.2414.2214.7201.63517.811
over 80%16.5115.5196.1184.1205.9186.51744.77
total20.7109.4157.91510.31314.3118.91571.55
total0-20%5.3193.5241.4371.2411.4381.63514.412
21-40%7.2169.6148.6159.51413.9117.81556.66
41-60%23.1930.8716.51026.6842.1618.710157.73
61-80%73.0563.1530.8739.4652.6535.77294.72
over 80%314.2194.5370.2337.1632.8786.13634.91
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #859563/325894
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
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
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.3191.4380.21001.0451.6351.24110.714
21-40%7.2165.5196.8177.2179.9145.11941.77
41-60%22.9920.4911.31312.41219.4108.61595.04
61-80%66.5531.8716.91011.11324.088.615159.03
over 80%269.3239.7627.288.41514.61114.011373.12
total371.3198.8462.4540.2669.5437.57679.61
inside perimeter0-20%0.21002.1311.0440.6580.4711.0455.319
21-40%0.0.5.3192.4283.9236.1183.92221.610
41-60%0.85011.2137.01615.21121.4911.11366.75
61-80%4.32130.6814.91125.3825.5827.88128.44
over 80%30.5851.4538.7625.4813.81167.94227.62
total35.87100.5364.0470.4367.24111.63449.62
outside perimeter0-20%0.0.0.4710.21000.0.0.0.0.0.0.658
21-40%0.21000.21000.4710.8501.0450.0.2.628
41-60%0.21001.0450.0.1.4383.0260.8506.418
61-80%3.8232.3301.2414.2214.9201.83318.210
over 80%16.7115.5196.1184.1205.9186.51744.96
total20.9109.4157.91510.51314.9119.11472.75
total0-20%5.5193.9221.4371.6352.0322.23016.611
21-40%7.41611.0139.61411.91317.0109.01465.95
41-60%23.9932.6718.31029.0843.9620.59168.13
61-80%74.6564.7533.0740.6654.4538.26305.52
over 80%316.5196.6372.0337.9634.4688.33645.71
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #859564/325895
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.1440.0.0.0.1.144
21-40%1.7350.0.0.21001.933
41-60%6.9160.6580.6588.115
61-80%15.8111.5352.42919.79
over 80%87.8315.31010.913114.02
total113.3217.41014.011144.81
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.032.0312.13143.22
total41.632.0312.13145.72
Western Plateau0-20%0.4700.0.0.0.0.470
21-40%0.8490.0.0.0.0.849
41-60%2.7270.0.0.0.2.727
61-80%3.5240.4710.21004.122
over 80%34.753.8230.65839.04
total42.034.2210.85047.02
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.0450.21000.0.1.240
61-80%5.3190.4710.21005.818
over 80%51.636.0172.72660.32
total59.536.6162.92669.01
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%5.6180.3710.0.5.917
over 80%90.124.5200.47195.02
total100.424.9200.471105.61
Western Pre-Alps0-20%0.31000.8560.0.1.148
21-40%0.6700.6700.0.1.148
41-60%2.6293.9230.21006.817
61-80%3.4244.8190.21008.314
over 80%8.81311.9112.33023.06
total15.61022.072.72740.33
Central Pre-Alps0-20%0.4710.4700.0.0.850
21-40%2.1301.2410.0.3.324
41-60%4.3202.2280.0.6.516
61-80%10.1138.4150.210018.89
over 80%31.0732.262.62965.83
total47.9544.452.82795.12
Eastern Pre-Alps0-20%0.8500.7570.0.1.537
21-40%1.0450.7570.0.1.735
41-60%3.3252.7270.0.6.018
61-80%6.8174.7200.210011.712
over 80%21.2822.782.92546.84
total33.1631.563.12567.73
Northwestern Alps0-20%0.8501.2400.4702.428
21-40%1.4381.2400.21002.926
41-60%3.3252.7270.4716.417
61-80%4.1228.3150.65813.111
over 80%7.91516.492.03126.46
total17.61029.863.72351.13
Central Alps0-20%0.21000.21000.0.0.471
21-40%1.5340.0.0.0.1.534
41-60%1.6340.4710.4712.428
61-80%2.4281.7330.6564.719
over 80%3.8207.2141.04511.99
total9.5129.5112.03020.95
Northeastern Alps0-20%0.0.0.9430.0.0.943
21-40%1.0450.8510.21002.032
41-60%1.3381.7330.0.3.024
61-80%1.9333.1250.6595.618
over 80%3.3229.8121.93215.18
total7.61516.392.72626.65
Southwestern Alps0-20%0.6580.6580.4711.635
21-40%4.2223.3240.21007.716
41-60%5.51910.4131.24117.210
61-80%6.31716.8102.32925.48
over 80%7.91533.265.91747.15
total24.5864.4410.11399.02
Southeastern Alps0-20%1.8331.2410.21003.225
21-40%3.7235.6180.21009.514
41-60%10.41313.4121.43825.28
61-80%14.21118.0104.62136.76
over 80%20.6919.696.51746.75
total50.6557.8512.912121.32
Southern Alps0-20%0.4711.4380.0.1.933
21-40%1.0451.8330.0.2.727
41-60%2.1305.4190.21007.715
61-80%6.31718.4101.43826.18
over 80%10.31468.246.11884.63
total20.1995.237.816123.12
Switzerland0-20%8.6157.4171.04517.011
21-40%22.01015.2111.04538.17
41-60%47.8643.874.52196.04
61-80%87.0586.8513.612187.33
over 80%418.01252.9247.96718.91
total583.41406.1267.951057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #859565/325896
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%5.5192.2301.0451.2411.6353.22514.712
21-40%7.4167.1179.4149.21512.6128.31554.16
41-60%23.3924.8914.41116.21125.8813.911118.54
61-80%66.9534.4721.7914.71132.3714.911185.03
over 80%270.7242.6631.0711.01319.21018.310392.82
total373.81111.1377.5452.5591.6458.75765.11
inside perimeter0-20%0.21002.3301.0440.8500.8501.6356.717
21-40%0.0.5.3192.4284.1226.3184.72022.89
41-60%0.85012.0137.61616.01023.0913.31272.65
61-80%4.32130.8716.01126.1826.0830.97134.14
over 80%30.7852.8541.9625.6815.41173.44239.82
total36.07103.2368.8472.6371.54123.82475.91
outside perimeter0-20%0.0.0.4710.21000.0.0.21000.0.0.850
21-40%0.21000.21000.4710.8501.2410.0.2.927
41-60%0.21001.0450.0.1.4383.4241.0457.017
61-80%3.8232.3301.4384.2215.3191.83318.810
over 80%16.9115.5196.7174.3205.9186.91746.36
total21.099.4158.81510.71316.1119.71475.85
total0-20%5.7194.9202.2302.0322.6284.82022.29
21-40%7.61612.61212.21214.21220.21013.01279.75
41-60%24.3937.8722.0933.6752.2528.28198.13
61-80%75.0567.5539.1645.0563.6547.66337.92
over 80%318.21100.9379.6341.0640.6698.53678.91
total430.91223.71155.12135.82179.22192.111316.80
© WSL, Swiss National Forest Inventory, 18.06.2020 #859566/325897
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%8.8140.6580.6589.913
61-80%17.6101.7332.42921.79
over 80%89.8315.51011.313116.62
total120.2217.81014.411152.51
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.932.0312.13144.02
total42.432.0312.13146.62
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.9220.4710.21004.621
over 80%36.344.0220.65840.83
total44.734.4210.85049.92
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.2400.21000.0.1.537
61-80%5.3190.4710.21005.818
over 80%52.836.0172.72661.52
total60.926.6162.92670.31
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%6.1170.3710.0.6.416
over 80%92.024.5200.47197.02
total102.814.9200.471108.11
Western Pre-Alps0-20%0.8581.0490.0.1.837
21-40%0.6700.6700.0.1.148
41-60%3.5254.4210.21008.215
61-80%4.1225.0190.21009.313
over 80%9.21312.5112.33024.06
total18.2923.672.72744.43
Central Pre-Alps0-20%0.6580.6570.0.1.140
21-40%2.7261.2410.0.3.822
41-60%5.7182.2280.0.7.915
61-80%10.9139.0140.210020.29
over 80%31.8733.262.62967.63
total51.6546.252.827100.62
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6351.1440.0.2.827
41-60%3.5243.0260.0.6.517
61-80%8.2155.3190.210013.811
over 80%22.3823.972.92549.04
total36.7633.963.12573.82
Northwestern Alps0-20%2.0321.2400.4703.623
21-40%3.4241.2400.21004.920
41-60%5.0203.1250.4718.515
61-80%5.0208.7150.85014.511
over 80%9.51317.592.42829.46
total24.9831.764.32160.93
Central Alps0-20%0.6580.6580.0.1.241
21-40%2.1300.0.0.0.2.130
41-60%2.2290.8500.4713.423
61-80%2.9252.3280.6565.917
over 80%4.8187.6131.04513.48
total12.71011.2102.03026.04
Northeastern Alps0-20%0.0.0.9430.0.0.943
21-40%1.4381.0450.21002.627
41-60%1.9312.4270.0.4.320
61-80%2.7273.5230.6596.816
over 80%3.92110.2111.93216.07
total9.81318.082.72630.64
Southwestern Alps0-20%1.0450.8500.4712.230
21-40%8.6153.8230.210012.612
41-60%8.01611.4131.24120.79
61-80%8.11518.2102.32928.67
over 80%9.51435.066.11750.75
total35.3769.2310.313114.82
Southeastern Alps0-20%2.6281.2410.21004.022
21-40%7.5167.2160.85015.611
41-60%13.91215.2111.83331.07
61-80%18.41020.895.02044.26
over 80%22.7921.496.91650.95
total65.1565.8414.711145.62
Southern Alps0-20%1.2412.4290.0.3.623
21-40%5.3194.3210.0.9.514
41-60%6.6179.5140.65816.710
61-80%8.21521.991.43831.67
over 80%12.21272.847.11692.23
total33.67111.039.114153.72
Switzerland0-20%13.6129.4151.04524.09
21-40%39.8720.4101.63561.86
41-60%65.9552.965.320124.14
61-80%102.9497.6414.212214.73
over 80%436.81266.1250.36753.11
total659.11446.2272.451177.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #859567/325898
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%7.9150.6580.6589.114
61-80%17.2101.5352.42921.19
over 80%89.4315.51011.113116.02
total118.6217.61014.211150.51
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.932.0312.13144.02
total42.432.0312.13146.62
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.7230.4710.21004.321
over 80%35.943.8230.65840.24
total44.134.2210.85049.12
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.0450.21000.0.1.240
61-80%5.3190.4710.21005.818
over 80%51.836.0172.72660.52
total59.736.6162.92669.11
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%5.7180.3710.0.6.117
over 80%91.824.5200.47196.82
total102.314.9200.471107.61
Western Pre-Alps0-20%0.6701.0490.0.1.639
21-40%0.6700.6700.0.1.148
41-60%3.3264.2220.21007.715
61-80%3.9225.0190.21009.114
over 80%9.21312.3112.33023.86
total17.6923.172.72743.33
Central Pre-Alps0-20%0.6580.6570.0.1.140
21-40%2.7261.2410.0.3.822
41-60%5.5182.2280.0.7.715
61-80%10.9138.8140.210019.99
over 80%31.6732.662.62966.83
total51.2545.452.82799.42
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6350.9490.0.2.529
41-60%3.5243.0260.0.6.517
61-80%8.0154.9200.210013.211
over 80%22.1823.572.92548.54
total36.3632.963.12572.32
Northwestern Alps0-20%1.4381.2400.4703.025
21-40%3.2251.2400.21004.720
41-60%4.8203.1250.4718.315
61-80%5.0208.5150.85014.311
over 80%9.31417.392.03128.76
total23.7831.363.92258.93
Central Alps0-20%0.6580.6580.0.1.241
21-40%2.1300.0.0.0.2.130
41-60%2.0300.8500.4713.224
61-80%2.7252.3280.6565.717
over 80%4.6187.6131.04513.28
total12.11111.2102.03025.44
Northeastern Alps0-20%0.0.0.9430.0.0.943
21-40%1.4381.0450.21002.627
41-60%1.7332.4270.0.4.120
61-80%2.7273.5230.6596.816
over 80%3.7219.8121.93215.48
total9.51317.682.72629.85
Southwestern Alps0-20%1.0450.8500.4712.230
21-40%8.2153.8230.210012.213
41-60%7.81611.4131.24120.59
61-80%7.91618.2102.32928.47
over 80%9.31435.066.11750.55
total34.3769.2310.313113.82
Southeastern Alps0-20%2.4291.2410.21003.823
21-40%7.3167.2160.85015.411
41-60%13.91215.0111.83330.87
61-80%17.81020.695.02043.46
over 80%22.1921.096.51749.55
total63.5565.0414.311142.82
Southern Alps0-20%1.0452.4290.0.3.424
21-40%5.1194.3210.0.9.314
41-60%6.0188.9140.65815.511
61-80%8.21521.591.43831.27
over 80%11.71371.946.91790.43
total32.07109.038.915150.02
Switzerland0-20%12.4139.4151.04522.89
21-40%38.8720.1101.63560.66
41-60%63.1551.865.320120.24
61-80%100.5495.9414.212210.73
over 80%432.41262.8249.16744.31
total647.31440.1271.251158.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #859568/325899
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3370.0.0.0.1.337
21-40%2.8250.0.0.21003.025
41-60%8.4140.5580.5589.513
61-80%17.991.6332.32821.88
over 80%90.4315.51010.912116.82
total120.8217.6913.911152.31
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%0.6580.0.0.0.0.658
61-80%1.4360.21000.0.1.634
over 80%39.532.0302.13043.72
total42.232.2282.13046.52
Western Plateau0-20%0.9440.0.0.0.0.944
21-40%0.8500.0.0.0.0.850
41-60%2.8250.0.0.0.2.825
61-80%4.0210.4710.21004.620
over 80%36.143.9210.55840.63
total44.534.3200.75049.62
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%0.9440.0.0.0.0.944
41-60%1.3370.21000.0.1.535
61-80%5.4170.3710.11005.916
over 80%52.836.2162.92461.92
total60.926.7153.02370.71
Eastern Plateau0-20%1.1400.0.0.0.1.140
21-40%1.7320.0.0.0.1.732
41-60%2.2280.0.0.0.2.228
61-80%6.0160.3710.0.6.316
over 80%91.024.8190.47196.12
total102.015.1180.471107.51
Western Pre-Alps0-20%1.1441.3390.21002.626
21-40%0.6580.8510.0.1.437
41-60%3.4234.0210.21007.614
61-80%3.7215.6170.21009.512
over 80%8.61212.5102.22823.26
total17.5824.162.72544.33
Central Pre-Alps0-20%0.7500.5570.0.1.237
21-40%2.7251.2380.0.4.020
41-60%5.5172.3260.0.7.814
61-80%10.5129.5130.210020.28
over 80%30.8733.862.52867.13
total50.1547.452.726100.22
Eastern Pre-Alps0-20%0.9450.6570.0.1.535
21-40%1.7331.0440.0.2.726
41-60%3.6222.6260.0.6.216
61-80%8.5145.5180.210014.210
over 80%21.2825.172.82449.14
total36.0634.753.02373.72
Northwestern Alps0-20%1.8321.3350.3703.422
21-40%3.2231.4350.21004.719
41-60%4.8192.9250.3718.014
61-80%5.0189.0130.75014.710
over 80%8.81317.982.52629.25
total23.4832.554.02060.03
Central Alps0-20%0.5580.5580.0.1.141
21-40%2.3270.21000.0.2.526
41-60%2.0290.7500.4713.123
61-80%2.9242.6250.6566.116
over 80%5.1177.4131.14113.78
total12.81011.5102.12926.44
Northeastern Alps0-20%0.0.0.8430.0.0.843
21-40%1.8310.9450.21002.824
41-60%1.9292.3260.0.4.219
61-80%3.0243.0230.6596.715
over 80%4.21910.3111.73116.27
total10.81117.382.52630.74
Southwestern Alps0-20%1.1410.7500.3712.229
21-40%8.9144.2200.210013.311
41-60%7.81510.8121.14119.69
61-80%8.61417.892.12928.57
over 80%10.41234.865.91751.14
total36.8668.339.613114.72
Southeastern Alps0-20%2.3281.6330.21004.121
21-40%7.7156.6160.94515.210
41-60%14.51115.0101.83131.37
61-80%18.01020.694.61943.26
over 80%22.6821.487.31551.35
total65.1465.2414.810145.12
Southern Alps0-20%1.1412.2290.0.3.323
21-40%5.1184.1200.0.9.213
41-60%6.7169.5130.55816.710
61-80%7.91521.191.33830.37
over 80%12.01274.736.81693.53
total32.87111.528.614152.92
Switzerland0-20%13.4129.7141.14124.18
21-40%40.5720.391.63362.55
41-60%65.4550.864.919121.14
61-80%102.8497.5413.112213.43
over 80%433.61270.4249.56753.51
total655.81448.7170.151174.60
© WSL, Swiss National Forest Inventory, 18.06.2020 #859569/325900
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%8.8140.6580.6589.913
61-80%17.6101.7332.42921.79
over 80%89.8315.51011.313116.62
total120.2217.81014.411152.51
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.932.0312.13144.02
total42.432.0312.13146.62
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.9220.4710.21004.621
over 80%36.344.0220.65840.83
total44.734.4210.85049.92
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.2400.21000.0.1.537
61-80%5.3190.4710.21005.818
over 80%52.836.0172.72661.52
total60.926.6162.92670.31
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%6.1170.3710.0.6.416
over 80%92.024.5200.47197.02
total102.814.9200.471108.11
Western Pre-Alps0-20%0.8581.0490.0.1.837
21-40%0.6700.6700.0.1.148
41-60%3.9234.4210.21008.614
61-80%4.6215.2190.210010.013
over 80%9.21312.5112.33024.06
total19.0923.872.72745.53
Central Pre-Alps0-20%0.6580.6570.0.1.140
21-40%2.7261.2410.0.3.822
41-60%5.9172.2280.0.8.115
61-80%10.9139.0140.210020.29
over 80%32.4733.262.62968.13
total52.4546.252.827101.42
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6351.1440.0.2.827
41-60%3.9233.0260.0.6.917
61-80%8.4155.5190.210014.211
over 80%22.3823.972.92549.04
total37.3634.163.12574.62
Northwestern Alps0-20%2.2301.2400.4703.822
21-40%3.8231.2400.21005.319
41-60%6.6173.1250.47110.114
61-80%5.4198.7150.85014.910
over 80%10.11317.592.42830.06
total28.1731.764.32164.13
Central Alps0-20%1.2410.8500.0.2.031
21-40%2.1300.21000.0.2.328
41-60%2.4281.2410.4714.021
61-80%4.0222.3280.6566.916
over 80%6.2168.0131.04515.28
total15.9912.4102.03030.44
Northeastern Alps0-20%0.4710.9430.0.1.336
21-40%1.8331.0450.21003.025
41-60%3.0252.4270.0.5.418
61-80%3.6233.5230.6597.715
over 80%5.81710.2111.93217.97
total14.51018.082.72635.24
Southwestern Alps0-20%1.0450.8500.4712.230
21-40%9.2154.2220.210013.612
41-60%9.21511.4131.24121.99
61-80%9.91418.2102.32930.57
over 80%11.81235.266.11753.25
total41.2669.8310.313121.32
Southeastern Alps0-20%2.6281.4380.21004.222
21-40%9.3157.2160.85017.410
41-60%17.01116.2112.03235.17
61-80%24.3921.095.21950.46
over 80%29.2821.896.91657.85
total82.3467.6415.111164.92
Southern Alps0-20%1.8333.0260.0.4.820
21-40%6.3174.7200.0.11.013
41-60%9.6149.9140.65820.19
61-80%11.41322.991.43835.77
over 80%17.21076.347.316100.83
total46.26116.829.314172.42
Switzerland0-20%15.41110.3141.04526.79
21-40%44.1721.4101.63567.05
41-60%77.0554.665.519137.14
61-80%116.8499.2414.412230.43
over 80%454.91270.6250.56775.91
total708.11456.1273.051237.21
© WSL, Swiss National Forest Inventory, 18.06.2020 #859570/325901
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%7.9150.6580.6589.114
61-80%17.2101.5352.42921.19
over 80%89.4315.51011.113116.02
total118.6217.61014.211150.51
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%39.932.0312.13144.02
total42.432.0312.13146.62
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.7230.4710.21004.321
over 80%35.943.8230.65840.24
total44.134.2210.85049.12
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.2400.21000.0.1.537
61-80%5.3190.4710.21005.818
over 80%51.836.0172.72660.52
total59.926.6162.92669.31
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%5.7180.3710.0.6.117
over 80%91.824.5200.47196.82
total102.314.9200.471107.61
Western Pre-Alps0-20%0.8581.0490.0.1.837
21-40%0.6700.6700.0.1.148
41-60%3.7244.2220.21008.115
61-80%4.4215.2190.21009.813
over 80%9.21312.3112.33023.86
total18.6923.372.72744.63
Central Pre-Alps0-20%0.6580.6570.0.1.140
21-40%2.7261.2410.0.3.822
41-60%5.7182.2280.0.7.915
61-80%10.9138.8140.210019.99
over 80%32.2732.662.62967.43
total52.0545.452.827100.22
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6350.9490.0.2.529
41-60%3.9233.0260.0.6.917
61-80%8.2155.2190.210013.611
over 80%22.1823.572.92548.54
total36.9633.263.12573.22
Northwestern Alps0-20%1.8331.2400.4703.424
21-40%3.6231.2400.21005.119
41-60%6.4183.1250.4719.914
61-80%5.4198.5150.85014.711
over 80%9.91317.392.03129.36
total27.1831.363.92262.33
Central Alps0-20%1.2410.8500.0.2.031
21-40%2.1300.21000.0.2.328
41-60%2.2291.2410.4713.822
61-80%3.5232.3280.6566.516
over 80%6.0168.0131.04515.08
total15.11012.4102.03029.64
Northeastern Alps0-20%0.4710.9430.0.1.336
21-40%1.8331.0450.21003.025
41-60%2.8262.4270.0.5.218
61-80%3.6233.5230.6597.715
over 80%5.6179.8121.93217.38
total14.11017.682.72634.54
Southwestern Alps0-20%1.0450.8500.4712.230
21-40%9.0154.2220.210013.412
41-60%9.01511.4131.24121.79
61-80%9.81418.2102.32930.37
over 80%11.61335.266.11753.05
total40.4669.8310.313120.52
Southeastern Alps0-20%2.4291.4380.21004.022
21-40%8.9157.2160.85017.010
41-60%17.01115.8112.03234.87
61-80%23.6920.895.21949.66
over 80%28.5821.696.51756.65
total80.4466.8414.711162.02
Southern Alps0-20%1.6353.0260.0.4.621
21-40%6.1184.7200.0.10.813
41-60%9.2149.7140.65819.510
61-80%11.41322.591.43835.47
over 80%16.61175.847.11699.53
total44.96115.729.114169.72
Switzerland0-20%14.61210.3141.04525.99
21-40%43.1721.1101.63565.85
41-60%74.5553.865.519133.84
61-80%114.2497.6414.412226.23
over 80%450.51267.9249.36767.71
total696.91450.7271.851219.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #859571/325902
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3370.0.0.0.1.337
21-40%2.8250.0.0.21003.025
41-60%8.6140.5580.5589.713
61-80%17.991.6332.32821.88
over 80%90.9315.51011.012117.52
total121.6217.6914.111153.21
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%0.6580.0.0.0.0.658
61-80%1.4360.21000.0.1.634
over 80%39.732.0302.13043.92
total42.432.2282.13046.72
Western Plateau0-20%0.9440.0.0.0.0.944
21-40%0.8500.0.0.0.0.850
41-60%2.8250.0.0.0.2.825
61-80%4.1210.4710.21004.719
over 80%36.743.9210.55841.23
total45.334.3200.75050.32
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%0.9440.0.0.0.0.944
41-60%1.5350.21000.0.1.633
61-80%5.4170.3710.11005.916
over 80%53.036.2163.12362.32
total61.326.7153.22371.21
Eastern Plateau0-20%1.1400.0.0.0.1.140
21-40%1.7320.0.0.0.1.732
41-60%2.2280.0.0.0.2.228
61-80%6.0160.3710.0.6.316
over 80%91.024.8190.47196.12
total102.015.1180.471107.51
Western Pre-Alps0-20%1.6351.5370.21003.323
21-40%0.6580.8510.0.1.437
41-60%3.8224.0210.21008.014
61-80%4.1205.8170.210010.112
over 80%9.01212.5102.22823.65
total19.1824.562.72546.32
Central Pre-Alps0-20%1.0410.5570.0.1.533
21-40%2.9241.4350.0.4.319
41-60%5.8172.7250.0.8.513
61-80%11.2129.5130.210020.98
over 80%32.4634.762.52869.63
total53.4448.852.726104.81
Eastern Pre-Alps0-20%0.9450.6570.0.1.535
21-40%1.8321.0440.0.2.926
41-60%4.4202.6260.0.7.015
61-80%8.7145.7170.210014.610
over 80%21.4826.462.82450.63
total37.3636.253.02376.52
Northwestern Alps0-20%2.5271.3350.3704.120
21-40%3.5221.4350.21005.118
41-60%7.1153.0240.55810.712
61-80%6.4169.7130.75016.89
over 80%11.11218.482.52632.15
total30.6733.954.22068.72
Central Alps0-20%1.1410.7500.0.1.831
21-40%2.9240.4710.21003.422
41-60%2.5261.3380.6564.420
61-80%4.9192.6250.6568.114
over 80%7.1158.9121.14117.07
total18.4813.892.52634.73
Northeastern Alps0-20%0.3710.8430.0.1.236
21-40%2.1290.9450.21003.223
41-60%3.3222.5250.0.5.816
61-80%3.9214.1200.6598.613
over 80%6.51511.7102.42720.66
total16.2920.073.12439.33
Southwestern Alps0-20%1.3380.9450.5582.726
21-40%10.2135.1180.210015.510
41-60%9.51311.5121.14122.18
61-80%11.71218.192.12931.97
over 80%13.81135.765.91755.44
total46.4571.439.713127.52
Southeastern Alps0-20%2.5271.8310.21004.520
21-40%9.8136.8160.94517.510
41-60%18.5916.6102.32837.56
61-80%24.2822.085.21851.45
over 80%29.6722.487.31559.34
total84.6469.6415.910170.12
Southern Alps0-20%2.7264.1210.0.6.816
21-40%7.2154.4200.0.11.712
41-60%11.31211.4120.55823.28
61-80%13.81124.081.33839.16
over 80%18.7980.637.315106.63
total53.75124.629.114187.41
Switzerland0-20%17.81012.3121.23831.37
21-40%47.6622.191.83271.55
41-60%81.9556.255.818143.93
61-80%123.64104.4413.711241.72
over 80%461.21283.7251.06795.91
total732.21478.7173.451284.30
© WSL, Swiss National Forest Inventory, 18.06.2020 #859572/325903
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest
grid: terrestrial grid NFI3
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3370.0.0.0.1.337
21-40%2.8250.0.0.21003.025
41-60%8.4140.5580.5589.513
61-80%17.991.6332.32821.88
over 80%90.4315.51010.912116.82
total120.8217.6913.911152.31
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.4710.0.0.0.0.471
41-60%0.6580.0.0.0.0.658
61-80%1.4360.21000.0.1.634
over 80%39.532.0302.13043.72
total42.232.2282.13046.52
Western Plateau0-20%0.9440.0.0.0.0.944
21-40%0.8500.0.0.0.0.850
41-60%2.8250.0.0.0.2.825
61-80%4.0210.4710.21004.620
over 80%36.143.9210.55840.63
total44.534.3200.75049.62
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%0.9440.0.0.0.0.944
41-60%1.3370.21000.0.1.535
61-80%5.4170.3710.11005.916
over 80%52.836.2162.92461.92
total60.926.7153.02370.71
Eastern Plateau0-20%1.1400.0.0.0.1.140
21-40%1.7320.0.0.0.1.732
41-60%2.2280.0.0.0.2.228
61-80%6.0160.3710.0.6.316
over 80%91.024.8190.47196.12
total102.015.1180.471107.51
Western Pre-Alps0-20%1.1441.3390.21002.626
21-40%0.6580.8510.0.1.437
41-60%3.8224.0210.21008.014
61-80%4.1205.8170.210010.112
over 80%8.61212.5102.22823.26
total18.2824.362.72545.33
Central Pre-Alps0-20%0.7500.5570.0.1.237
21-40%2.7251.2380.0.4.020
41-60%5.6172.3260.0.7.914
61-80%10.8129.5130.210020.68
over 80%31.3733.862.52867.63
total51.2547.452.726101.22
Eastern Pre-Alps0-20%0.9450.6570.0.1.535
21-40%1.7331.0440.0.2.726
41-60%4.0212.6260.0.6.616
61-80%8.7145.7170.210014.610
over 80%21.2825.172.82449.14
total36.5634.953.02374.52
Northwestern Alps0-20%1.9301.3350.3703.621
21-40%3.5221.4350.21005.118
41-60%6.2172.9250.3719.513
61-80%5.5179.0130.75015.210
over 80%9.81317.982.52630.25
total27.0732.554.02063.53
Central Alps0-20%1.1410.7500.0.1.831
21-40%2.3270.4710.0.2.725
41-60%2.3271.1410.4713.821
61-80%4.3202.6250.6567.514
over 80%6.4157.8131.14115.38
total16.4912.692.12931.04
Northeastern Alps0-20%0.3710.8430.0.1.236
21-40%2.1290.9450.21003.223
41-60%3.0242.3260.0.5.317
61-80%3.9213.2230.6597.714
over 80%6.21610.3111.73118.27
total15.6917.582.52635.64
Southwestern Alps0-20%1.1410.7500.3712.229
21-40%9.4144.6190.210014.211
41-60%8.81410.8121.14120.79
61-80%10.61317.892.12930.57
over 80%12.81135.065.91753.64
total42.7668.939.613121.22
Southeastern Alps0-20%2.3281.8310.21004.320
21-40%9.5146.6160.94517.010
41-60%17.51016.1102.03035.57
61-80%23.7820.894.81949.35
over 80%29.2721.987.31558.44
total82.2467.2415.110164.52
Southern Alps0-20%1.6332.7260.0.4.320
21-40%6.0174.4200.0.10.413
41-60%9.4139.8130.55819.79
61-80%11.11222.181.33834.57
over 80%16.81078.337.016102.03
total44.96117.328.814171.01
Switzerland0-20%15.01110.5131.14126.68
21-40%44.5621.291.63367.35
41-60%75.9552.665.119133.63
61-80%117.4499.3413.312230.03
over 80%452.21275.0249.66776.81
total705.01458.6170.751234.31
© WSL, Swiss National Forest Inventory, 18.06.2020 #859573/325904
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.5370.0.0.0.1.537
21-40%2.7270.0.0.21002.926
41-60%10.1130.6580.0.10.713
61-80%26.182.1302.92631.17
over 80%78.2314.91111.113104.22
total118.6217.61014.211150.51
Eastern Jura0-20%0.8470.0.0.0.0.847
21-40%0.21000.0.0.0.0.2100
41-60%1.3410.0.0.21001.537
61-80%4.0220.21000.31004.521
over 80%36.141.8331.63539.63
total42.432.0312.13146.62
Western Plateau0-20%1.0430.0.0.0.1.043
21-40%0.6570.0.0.0.0.657
41-60%3.8210.0.0.0.3.821
61-80%7.7150.7580.21008.614
over 80%31.053.5230.65835.14
total44.134.2210.85049.12
Central Plateau0-20%0.9480.21000.0.1.143
21-40%0.7560.0.0.0.0.756
41-60%3.8210.21000.0.4.021
61-80%11.6121.0450.47013.011
over 80%42.745.1182.52750.33
total59.736.6162.92669.11
Eastern Plateau0-20%0.9490.0.0.0.0.949
21-40%2.9250.0.0.0.2.925
41-60%3.0250.0.0.0.3.025
61-80%15.9100.4710.0.16.210
over 80%79.724.5210.47184.62
total102.314.9200.471107.61
Western Pre-Alps0-20%0.31000.31000.0.0.670
21-40%1.5412.1330.0.3.525
41-60%3.5253.1250.4717.016
61-80%4.4218.1150.75913.111
over 80%8.0149.5121.63419.16
total17.6923.172.72743.33
Central Pre-Alps0-20%0.8500.6570.0.1.337
21-40%1.3381.3380.21002.925
41-60%10.4133.5230.0.13.911
61-80%17.21015.0110.65832.87
over 80%21.5925.082.03348.54
total51.2545.452.82799.42
Eastern Pre-Alps0-20%0.21000.4700.0.0.657
21-40%3.1251.0440.0.4.222
41-60%5.1192.3290.0.7.416
61-80%8.9147.0160.57116.310
over 80%19.0922.282.62643.84
total36.3632.963.12572.32
Northwestern Alps0-20%0.0.1.2400.4701.634
21-40%1.4372.0310.0.3.523
41-60%4.9204.2220.6579.714
61-80%8.7157.7151.04517.410
over 80%8.71416.291.93326.76
total23.7831.363.92258.93
Central Alps0-20%0.0.0.0.0.21000.2100
21-40%1.2410.6560.21002.031
41-60%2.9251.8330.0.4.719
61-80%3.9212.7260.4717.015
over 80%4.1206.2151.23911.59
total12.11111.2102.03025.44
Northeastern Alps0-20%0.0.0.5570.0.0.557
21-40%1.5340.7490.21002.426
41-60%2.0322.4270.0.4.520
61-80%2.5274.4200.4737.415
over 80%3.4229.4122.13015.08
total9.51317.682.72629.85
Southwestern Alps0-20%0.8500.4710.0.1.241
21-40%5.4193.5240.6589.514
41-60%10.21415.0111.43826.68
61-80%10.31324.984.22139.46
over 80%7.61525.484.12037.16
total34.3769.2310.313113.82
Southeastern Alps0-20%1.0450.4710.0.1.438
21-40%7.2165.9180.85013.911
41-60%18.41020.892.82742.16
61-80%23.6924.384.72052.65
over 80%13.21213.6115.91832.87
total63.5565.0414.311142.82
Southern Alps0-20%0.6581.0450.0.1.635
21-40%4.1223.7230.0.7.815
41-60%7.41610.5130.85018.710
61-80%7.31626.881.63535.77
over 80%12.61267.046.51786.13
total32.07109.038.915150.02
Switzerland0-20%8.7155.1200.65814.412
21-40%33.8820.9102.23056.96
41-60%87.1564.456.218157.73
61-80%152.03125.2418.011295.22
over 80%365.72224.5244.36634.41
total647.31440.1271.251158.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #859574/325905
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%8.1150.6580.6589.314
61-80%17.2101.5352.42921.19
over 80%89.8315.51011.313116.62
total119.2217.61014.411151.31
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%40.132.0312.13144.22
total42.632.0312.13146.82
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%3.9230.4710.21004.521
over 80%36.343.8230.65840.73
total44.734.2210.85049.72
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.4370.21000.0.1.735
61-80%5.3190.4710.21005.818
over 80%52.236.0172.92561.12
total60.526.6163.12570.11
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%5.7180.3710.0.6.117
over 80%91.824.5200.47196.82
total102.314.9200.471107.61
Western Pre-Alps0-20%1.1451.2450.0.2.331
21-40%0.6700.6700.0.1.148
41-60%3.7244.4210.21008.415
61-80%4.6215.2190.210010.013
over 80%9.41312.3112.33024.16
total19.4923.872.72745.83
Central Pre-Alps0-20%0.9440.6570.0.1.535
21-40%2.7261.4380.0.4.021
41-60%5.9172.4270.0.8.314
61-80%11.3129.0140.210020.69
over 80%33.0733.762.62969.33
total53.8547.052.827103.62
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6350.9490.0.2.529
41-60%4.3213.0260.0.7.316
61-80%8.2155.3190.210013.811
over 80%22.3824.572.92549.74
total37.6634.463.12575.02
Northwestern Alps0-20%2.2301.2400.4703.822
21-40%3.6231.2400.21005.119
41-60%7.0173.1250.47110.513
61-80%6.0188.9140.85015.710
over 80%11.31217.892.03131.25
total30.1732.363.92266.33
Central Alps0-20%1.2410.8500.0.2.031
21-40%2.5270.21000.21002.925
41-60%2.4281.4380.6564.420
61-80%4.1212.3280.6567.115
over 80%6.8169.1121.04516.97
total17.1913.892.42733.34
Northeastern Alps0-20%0.4710.9430.0.1.336
21-40%1.8331.0450.21003.025
41-60%3.1252.6260.0.5.717
61-80%3.6234.2210.6598.514
over 80%5.91711.6102.42920.06
total14.91020.473.22438.43
Southwestern Alps0-20%1.2410.8500.6582.628
21-40%9.6144.8200.210014.611
41-60%9.81412.0121.24123.19
61-80%10.41418.592.32931.37
over 80%13.01235.666.11754.74
total44.0671.8310.513126.32
Southeastern Alps0-20%2.4291.4380.21004.022
21-40%9.3157.4160.85017.510
41-60%18.11016.6102.42937.17
61-80%24.2922.195.61952.05
over 80%29.0821.996.51757.45
total83.0469.5415.511168.02
Southern Alps0-20%2.6284.4210.0.7.017
21-40%7.3164.7200.0.11.912
41-60%10.81311.3130.65822.69
61-80%14.31124.381.43840.06
over 80%18.61078.247.716104.43
total53.55122.829.714186.01
Switzerland0-20%16.91111.9131.24130.08
21-40%45.6722.191.83369.55
41-60%80.3557.666.118143.93
61-80%120.34102.7414.812237.93
over 80%459.61276.7250.76787.01
total722.71470.9174.651268.30
© WSL, Swiss National Forest Inventory, 18.06.2020 #859575/325906
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.5370.0.0.0.1.537
21-40%1.5370.0.0.21001.735
41-60%9.1140.6580.0.9.714
61-80%24.482.1302.92629.57
over 80%76.8414.71110.913102.42
total113.3217.41014.011144.81
Eastern Jura0-20%0.8470.0.0.0.0.847
21-40%0.21000.0.0.0.0.2100
41-60%1.3410.0.0.21001.537
61-80%4.0220.21000.31004.521
over 80%35.241.8331.63538.73
total41.632.0312.13145.72
Western Plateau0-20%1.0430.0.0.0.1.043
21-40%0.6570.0.0.0.0.657
41-60%3.6210.0.0.0.3.621
61-80%7.3160.7580.21008.215
over 80%29.553.5230.65833.74
total42.034.2210.85047.02
Central Plateau0-20%0.9480.21000.0.1.143
21-40%0.7560.0.0.0.0.756
41-60%3.8210.21000.0.4.021
61-80%11.6121.0450.47013.011
over 80%42.545.1182.52750.23
total59.536.6162.92669.01
Eastern Plateau0-20%0.9490.0.0.0.0.949
21-40%2.9250.0.0.0.2.925
41-60%3.0250.0.0.0.3.025
61-80%15.2100.4710.0.15.610
over 80%78.434.5210.47183.32
total100.424.9200.471105.61
Western Pre-Alps0-20%0.31000.31000.0.0.670
21-40%0.8572.1330.0.2.828
41-60%3.0272.7260.4716.018
61-80%4.0227.9150.75912.611
over 80%7.6149.1121.63418.36
total15.61022.072.72740.33
Central Pre-Alps0-20%0.8500.4700.0.1.140
21-40%1.0451.3380.21002.527
41-60%8.8143.5230.0.12.311
61-80%16.31014.6110.65831.57
over 80%21.1924.682.03347.75
total47.9544.452.82795.12
Eastern Pre-Alps0-20%0.21000.4700.0.0.657
21-40%2.7271.0440.0.3.823
41-60%3.6232.1310.0.5.718
61-80%8.2156.6170.57115.310
over 80%18.3921.482.62642.34
total33.1631.563.12567.73
Northwestern Alps0-20%0.0.1.2400.4701.634
21-40%0.8501.8330.0.2.727
41-60%3.3254.2220.6578.115
61-80%6.6177.3160.85014.710
over 80%6.91615.3101.93324.07
total17.61029.863.72351.13
Central Alps0-20%0.0.0.0.0.21000.2100
21-40%0.4710.4700.21001.044
41-60%2.5261.0440.0.3.522
61-80%2.9252.3280.4715.617
over 80%3.6215.8161.23910.710
total9.5129.5112.03020.95
Northeastern Alps0-20%0.0.0.5570.0.0.557
21-40%0.9440.6580.21001.632
41-60%1.5381.7330.0.3.225
61-80%1.8334.3200.4736.516
over 80%3.4229.2122.13014.88
total7.61516.392.72626.65
Southwestern Alps0-20%0.21000.21000.0.0.471
21-40%3.0262.9270.6586.417
41-60%6.31813.8111.43821.59
61-80%8.51523.784.02236.16
over 80%6.61723.984.12034.66
total24.5864.4410.11399.02
Southeastern Alps0-20%0.4710.21000.0.0.658
21-40%4.6214.9200.21009.714
41-60%14.01218.6102.23034.87
61-80%20.4921.794.72046.95
over 80%11.21312.4125.71829.47
total50.6557.8512.912121.32
Southern Alps0-20%0.21000.6580.0.0.850
21-40%0.4711.7330.0.2.130
41-60%3.1257.0160.85011.013
61-80%5.31923.581.24130.17
over 80%11.11362.345.71879.13
total20.1995.237.816123.12
Switzerland0-20%7.1174.1220.65811.813
21-40%20.41016.7111.63538.77
41-60%67.1555.365.619127.94
61-80%136.64116.2417.111269.92
over 80%352.32213.8343.17609.11
total583.41406.1267.951057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #859576/325907
NFI3
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.3400.0.0.0.1.340
21-40%2.7270.0.0.21002.926
41-60%9.0140.6580.65810.213
61-80%17.6101.7332.42921.79
over 80%90.2315.51011.512117.22
total120.9217.81014.611153.31
Eastern Jura0-20%0.21000.0.0.0.0.2100
21-40%0.31000.0.0.0.0.3100
41-60%0.7580.0.0.0.0.758
61-80%1.4390.0.0.0.1.439
over 80%40.132.0312.13144.22
total42.632.0312.13146.82
Western Plateau0-20%0.8490.0.0.0.0.849
21-40%0.8490.0.0.0.0.849
41-60%2.9260.0.0.0.2.926
61-80%4.1220.4710.21004.820
over 80%36.744.0220.65841.23
total45.334.4210.85050.52
Central Plateau0-20%0.5580.0.0.0.0.558
21-40%1.1440.0.0.0.1.144
41-60%1.4370.21000.0.1.735
61-80%5.3190.4710.21005.818
over 80%53.036.0172.92561.92
total61.326.6163.12570.91
Eastern Plateau0-20%1.0440.0.0.0.1.044
21-40%1.7340.0.0.0.1.734
41-60%2.0310.0.0.0.2.031
61-80%6.1170.3710.0.6.416
over 80%92.024.5200.47197.02
total102.814.9200.471108.11
Western Pre-Alps0-20%1.1451.2450.0.2.331
21-40%0.6700.6700.0.1.148
41-60%3.9234.4210.21008.614
61-80%4.6215.2190.210010.013
over 80%9.41312.5112.33024.26
total19.6823.972.72746.23
Central Pre-Alps0-20%0.9440.6570.0.1.535
21-40%2.9251.4380.0.4.221
41-60%6.1172.6260.0.8.714
61-80%11.3129.0140.210020.69
over 80%33.2734.062.62969.83
total54.4547.652.827104.82
Eastern Pre-Alps0-20%1.0450.7570.0.1.735
21-40%1.6351.1440.0.2.827
41-60%4.3213.0260.0.7.316
61-80%8.4155.5190.210014.211
over 80%22.6825.172.92550.64
total38.0635.463.12576.52
Northwestern Alps0-20%2.8271.2400.4704.421
21-40%3.8231.2400.21005.319
41-60%7.2163.1250.47110.713
61-80%6.2179.5140.85016.510
over 80%11.51218.192.42832.05
total31.5733.164.32168.93
Central Alps0-20%1.2410.8500.0.2.031
21-40%2.5270.21000.21002.925
41-60%2.6271.4380.6564.620
61-80%4.6202.3280.6567.515
over 80%7.0159.1121.04517.17
total17.9913.892.42734.14
Northeastern Alps0-20%0.4710.9430.0.1.336
21-40%1.8331.0450.21003.025
41-60%3.3242.6260.0.5.917
61-80%3.6234.2210.6598.514
over 80%6.11711.8102.42920.46
total15.21020.673.22439.03
Southwestern Alps0-20%1.2410.8500.6582.628
21-40%10.0144.8200.210015.011
41-60%10.01412.2121.24123.59
61-80%10.81318.592.32931.77
over 80%13.01235.866.11754.94
total45.0672.2310.513127.72
Southeastern Alps0-20%2.6281.4380.21004.222
21-40%9.7147.4160.85017.910
41-60%18.11016.8102.42937.37
61-80%24.9922.195.61952.65
over 80%29.6822.196.91658.65
total84.8469.9415.911170.62
Southern Alps0-20%2.8274.6210.0.7.416
21-40%7.7164.7200.0.12.312
41-60%11.41311.5130.65823.49
61-80%14.31124.781.43840.46
over 80%18.71078.447.716104.83
total54.95123.829.714188.41
Switzerland0-20%18.01112.1131.24131.28
21-40%47.2622.491.83371.45
41-60%82.9558.366.118147.33
61-80%123.14104.1414.812242.03
over 80%463.21279.0251.76793.91
total734.31475.9175.651285.80
© WSL, Swiss National Forest Inventory, 18.06.2020 #859577/325908
NFI4
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: production region
unit: %
unit of evaluation: accessible forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %±
n/an/a0.10.10.10.10.0.0.0.0.0.0.00.0
less than 10 years ago47.31.667.91.422.11.28.60.62.80.627.00.5
11-20 years ago17.11.214.11.011.51.06.30.52.20.59.80.4
21-30 years ago6.90.84.70.64.60.65.90.52.80.55.20.3
31-40 years ago4.30.62.00.43.30.54.70.54.70.73.90.2
41-50 years ago2.80.50.90.32.80.53.70.43.10.62.80.2
over 50 years ago3.20.61.60.46.40.716.00.812.51.19.20.4
total81.71.291.30.850.71.545.21.028.01.457.90.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.20.64.20.621.01.211.30.76.50.89.90.4
11-20 years ago1.90.41.40.310.70.98.20.63.60.65.80.3
21-30 years ago0.90.30.70.24.60.66.30.55.20.74.00.2
31-40 years ago1.00.30.30.22.90.54.20.45.60.82.90.2
41-50 years ago0.50.20.10.12.10.43.60.46.10.82.50.2
over 50 years ago1.60.40.20.14.20.613.30.739.71.611.10.4
total10.10.96.80.745.51.546.81.066.71.536.40.5
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.20.61.10.31.70.42.60.31.30.42.20.2
11-20 years ago1.70.40.20.10.70.21.20.20.60.30.90.1
21-30 years ago0.70.30.20.10.10.11.10.20.20.20.60.1
31-40 years ago0.40.20.20.10.40.20.70.20.40.20.50.1
41-50 years ago0.20.10.10.10.30.10.50.20.60.30.40.1
over 50 years ago1.10.30.20.10.70.31.80.32.20.51.30.1
total8.20.91.90.43.90.67.90.65.30.85.80.3
totaln/a0.10.10.10.10.0.0.0.0.0.0.00.0
less than 10 years ago55.71.673.21.344.81.522.40.910.61.039.20.6
11-20 years ago20.71.315.71.122.91.315.70.86.40.816.50.5
21-30 years ago8.50.95.50.79.30.913.30.78.20.99.70.4
31-40 years ago5.70.72.40.56.60.79.50.610.81.07.30.3
41-50 years ago3.40.61.00.35.10.77.90.69.71.05.70.3
over 50 years ago5.80.72.00.411.30.931.11.054.41.721.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #859578/325909
NFI4
forest area
processes in channels SilvaProtect · time of last treatment (classes of 10 years)
unit of reference: production region
unit: %
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
processes in channels SilvaProtecttime of last treatment (classes of 10 years) %± %± %± %± %± %±
n/an/a0.10.10.10.10.10.10.0.0.0.0.00.0
less than 10 years ago47.11.667.51.421.61.28.30.62.60.526.00.5
11-20 years ago17.01.214.21.011.20.95.90.52.00.59.40.4
21-30 years ago6.80.84.70.64.60.65.80.52.70.55.10.3
31-40 years ago4.30.62.00.43.30.54.50.44.40.73.80.2
41-50 years ago2.90.50.90.32.70.53.70.43.10.62.80.2
over 50 years ago3.50.62.00.47.40.818.20.815.71.110.90.4
total81.71.291.20.850.81.546.41.030.51.458.10.5
inside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.20.64.20.620.51.210.70.66.10.89.60.4
11-20 years ago1.90.41.40.310.60.97.80.63.40.65.60.3
21-30 years ago0.90.30.70.24.50.66.10.54.80.73.90.2
31-40 years ago1.00.30.30.13.00.54.10.45.30.72.90.2
41-50 years ago0.50.20.10.12.10.43.40.45.80.82.50.2
over 50 years ago1.60.40.20.14.80.613.60.739.11.511.60.4
total10.10.96.90.745.41.545.71.064.41.536.20.5
outside perimetern/a0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago4.10.61.10.31.70.42.50.31.20.42.10.2
11-20 years ago1.80.40.20.10.70.21.20.20.50.20.90.1
21-30 years ago0.70.30.20.10.10.11.00.20.20.10.50.1
31-40 years ago0.40.20.20.10.40.20.60.20.40.20.40.1
41-50 years ago0.20.10.10.10.20.10.50.10.50.20.30.1
over 50 years ago1.10.30.20.10.70.32.10.32.20.51.40.1
total8.30.91.90.43.80.67.80.65.10.75.70.3
totaln/a0.10.10.10.10.10.10.0.0.0.0.00.0
less than 10 years ago55.41.672.71.343.71.521.50.99.81.037.80.5
11-20 years ago20.71.315.81.122.51.214.90.75.90.816.00.4
21-30 years ago8.40.95.60.79.10.912.90.77.70.99.50.4
31-40 years ago5.70.72.40.56.60.79.30.610.11.07.20.3
41-50 years ago3.50.61.00.35.10.67.60.69.40.95.70.3
over 50 years ago6.10.82.40.412.91.033.91.057.01.623.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #859579/325910
NFI4
forest area
processes in channels SilvaProtect · basal area (standing live trees)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectbasal area (standing live trees) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/ato 19 m2/ha19.51.326.82.529.62.428.72.033.01.617.02.617.71.513.11.717.62.117.13.116.12.721.91.620.51.413.91.220.70.5
20-39 m2/ha37.31.744.13.234.53.037.32.537.22.08.51.916.21.617.02.012.81.915.23.17.92.28.01.114.21.37.20.920.90.5
40-59 m2/ha18.11.416.52.518.72.516.31.920.41.69.51.911.61.413.31.77.01.59.32.57.42.12.50.68.11.02.00.511.00.4
from 60 m2/ha4.10.73.91.37.01.63.91.04.50.96.71.67.11.28.11.44.61.25.61.93.61.50.80.33.10.60.60.34.00.2
total79.01.491.31.989.92.086.21.895.10.941.63.452.62.251.52.642.02.847.24.235.03.733.21.845.81.823.71.556.60.6
inside perimeterto 19 m2/ha1.70.50.40.43.11.22.50.81.10.411.92.210.31.38.71.412.81.98.82.418.72.917.01.511.51.123.61.510.10.4
20-39 m2/ha6.30.93.41.23.41.23.91.02.10.618.92.717.01.715.51.922.52.418.33.318.93.123.51.718.21.428.71.615.10.4
40-59 m2/ha3.40.60.40.40.50.52.50.81.30.513.62.212.91.513.81.79.71.712.62.79.02.212.31.211.41.113.71.28.70.3
from 60 m2/ha0.20.20.0.1.60.80.60.40.0.8.01.74.50.96.31.26.61.45.61.910.02.35.30.93.20.64.50.73.50.2
total11.71.14.31.38.51.89.41.54.50.952.43.444.72.244.32.651.72.945.34.256.63.958.21.944.31.870.51.637.40.5
outside perimeterto 19 m2/ha1.80.51.00.70.40.41.70.70.20.22.11.00.60.30.0.2.70.90.70.73.01.42.90.72.60.61.70.51.60.2
20-39 m2/ha3.90.72.61.00.40.41.70.70.20.21.40.81.10.51.70.70.40.43.91.72.51.32.80.74.10.72.80.62.30.2
40-59 m2/ha3.00.60.90.60.50.50.80.50.0.1.70.80.80.41.70.62.70.92.91.41.60.91.60.52.20.51.10.41.60.2
from 60 m2/ha0.60.30.0.0.40.40.30.30.0.0.80.60.20.20.70.40.60.40.0.1.30.91.40.50.90.30.10.10.50.1
total9.31.04.51.41.70.84.41.10.40.36.01.72.70.74.11.06.31.47.52.28.42.28.71.19.81.15.80.86.00.3
totalto 19 m2/ha23.01.328.22.533.12.532.82.134.31.731.02.928.61.721.81.933.12.426.53.537.83.341.81.834.51.539.21.632.40.5
20-39 m2/ha47.51.850.13.238.33.042.82.539.52.028.73.034.32.134.22.535.72.737.44.129.33.634.31.936.61.738.71.738.40.6
40-59 m2/ha24.51.517.82.519.62.519.72.021.71.724.82.725.41.928.82.219.42.224.93.518.03.016.41.421.81.416.91.321.30.5
from 60 m2/ha5.00.83.91.39.01.84.71.14.50.915.52.211.71.415.11.811.81.811.22.614.92.77.51.07.10.95.20.88.00.3
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 #859580/325911
NFI4
forest area
processes in channels SilvaProtect · main type of harvest
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
state2009/17
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain type of harvest1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraskidder72.649.6149.11491.33
forwarder34.873.5231.83340.16
mobile tower yarder3.9222.7262.1308.814
cable crane0.6580.6580.21001.338
helicopter0.6580.4710.4701.438
others0.7500.8500.4711.932
total113.3217.41014.011144.81
Eastern Juraskidder17.191.2400.57218.88
forwarder21.870.6571.43723.87
mobile tower yarder1.3400.21000.21001.734
cable crane0.31000.0.0.0.0.3100
helicopter0.0.0.0.0.0.0.0.
others1.1450.0.0.0.1.145
total41.632.0312.13145.72
Western Plateauskidder20.082.1310.85022.97
forwarder21.182.1310.0.23.27
mobile tower yarder0.8490.0.0.0.0.849
cable crane0.0.0.0.0.0.0.0.
helicopter0.21000.0.0.0.0.2100
others0.0.0.0.0.0.0.0.
total42.034.2210.85047.02
Central Plateauskidder33.164.3212.03139.45
forwarder25.271.3380.55827.17
mobile tower yarder0.6580.6580.21001.437
cable crane0.6570.21000.0.0.850
helicopter0.0.0.21000.21000.471
others0.0.0.0.0.0.0.0.
total59.536.6162.92669.01
Eastern Plateauskidder57.343.3240.210060.94
forwarder37.861.0450.0.38.86
mobile tower yarder3.9220.4710.0.4.321
cable crane0.4710.0.0.0.0.471
helicopter0.4710.0.0.21000.658
others0.5580.21000.0.0.750
total100.424.9200.471105.61
Western Pre-Alpsskidder5.6187.1161.24013.811
forwarder3.3251.3410.0.4.621
mobile tower yarder2.0309.1140.65711.712
cable crane2.6283.0250.0.5.518
helicopter2.2331.4350.9514.521
others0.0.0.31000.0.0.3100
total15.61022.072.72740.33
Central Pre-Alpsskidder24.5820.190.95045.55
forwarder3.4241.4380.21005.020
mobile tower yarder11.0139.3141.14521.59
cable crane4.3209.8140.65814.811
helicopter4.6203.8230.0.8.415
others0.0.0.0.0.0.0.0.
total47.9544.452.82795.12
Eastern Pre-Alpsskidder18.6913.8111.63534.06
forwarder2.8262.4290.21005.319
mobile tower yarder3.8237.4160.65711.812
cable crane2.1304.5200.5587.215
helicopter5.2193.4240.21008.814
others0.6580.0.0.0.0.658
total33.1631.563.12567.73
Northwestern Alpsskidder4.9207.0160.65812.512
forwarder0.6580.21000.0.0.850
mobile tower yarder4.1229.0141.83314.810
cable crane4.2217.3160.47111.912
helicopter3.8236.4170.95011.012
others0.0.0.0.0.0.0.0.
total17.61029.863.72351.13
Central Alpsskidder1.9300.8500.4713.124
forwarder0.4710.21000.0.0.657
mobile tower yarder2.6262.9240.6586.016
cable crane0.9443.5220.8475.217
helicopter3.7222.2290.21006.016
others0.0.0.0.0.0.0.0.
total9.5129.5112.03020.95
Northeastern Alpsskidder1.8335.0190.6577.315
forwarder0.21000.21000.21000.558
mobile tower yarder1.1411.8330.21003.025
cable crane2.2306.1161.0459.313
helicopter2.3283.2240.9506.416
others0.0.0.0.0.0.0.0.
total7.61516.392.72626.65
Southwestern Alpsskidder6.21810.0142.32918.510
forwarder2.0321.8330.21003.922
mobile tower yarder4.32119.392.13025.78
cable crane0.6587.4160.6588.614
helicopter11.41325.484.92041.76
others0.0.0.6580.0.0.658
total24.5864.4410.11399.02
Southeastern Alpsskidder13.4128.2153.42425.08
forwarder6.2181.7330.5578.415
mobile tower yarder8.91517.5104.62031.07
cable crane10.31318.4102.23031.07
helicopter11.81312.0121.93225.88
others0.0.0.0.0.21000.2100
total50.6557.8512.912121.32
Southern Alpsskidder3.0267.5161.04511.613
forwarder2.4293.3250.4706.118
mobile tower yarder2.03112.6121.24115.811
cable crane2.52814.6111.43818.510
helicopter9.61455.353.72368.54
others0.6582.0310.0.2.628
total20.1995.237.816123.12
Switzerlandskidder280.02100.0424.49404.42
forwarder161.9320.8105.519188.23
mobile tower yarder50.3692.6415.311158.23
cable crane31.7875.357.716114.84
helicopter55.86113.5414.412183.73
others3.6243.8230.6588.016
total583.41406.1267.951057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #859581/325912
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
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
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
processes in channels SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-20%1.20.60.0.0.0.0.60.31.01.00.0.0.0.0.0.0.40.20.60.61.00.71.01.00.0.3.31.80.80.60.0.0.80.80.0.3.52.00.0.0.0.1.90.60.20.20.0.0.0.0.70.1
21-40%2.30.94.03.95.74.00.90.30.0.1.81.00.0.2.61.83.30.70.0.1.50.90.0.0.0.1.11.13.91.20.0.1.61.14.91.92.51.70.20.20.0.2.10.73.00.80.0.2.91.11.90.2
41-60%3.31.18.15.50.0.5.40.81.01.09.12.00.0.5.92.99.91.15.41.712.62.38.52.37.35.112.53.34.81.41.91.91.91.111.72.83.11.82.70.710.23.68.61.36.31.12.82.82.71.16.40.3
61-80%10.92.00.0.15.25.913.71.23.21.913.12.50.0.8.53.315.21.311.92.527.13.217.93.214.46.613.63.510.92.115.24.810.52.511.52.812.73.23.70.816.64.619.11.98.51.315.36.216.62.412.90.5
over 80%82.42.233.49.444.18.031.21.675.14.641.33.2100.0.18.54.68.71.047.23.938.93.258.44.127.08.419.64.120.82.579.95.375.53.524.63.765.94.39.71.310.33.745.22.36.71.135.98.575.32.633.50.6
total100.0.45.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.997.51.055.40.6
inside perimeter0-20%0.0.0.0.0.0.1.00.40.0.0.0.0.0.2.61.80.30.20.0.1.00.70.0.0.0.0.0.0.40.40.0.0.0.0.80.80.0.0.40.30.0.0.0.0.20.22.82.80.0.0.40.1
21-40%0.0.4.14.10.0.2.30.50.0.1.60.90.0.0.0.3.50.70.0.0.0.0.0.2.72.61.11.12.20.90.0.0.0.1.61.10.0.1.50.52.61.80.50.32.90.80.0.0.0.1.60.2
41-60%0.0.4.14.11.91.94.30.70.0.4.21.40.0.2.61.815.21.30.0.1.50.80.70.73.83.75.22.34.41.40.0.0.0.3.21.60.0.3.70.88.03.50.70.413.91.53.33.30.0.5.20.3
61-80%0.0.15.27.26.94.110.21.10.0.13.22.30.0.8.13.219.11.42.41.24.11.42.01.218.47.418.14.111.12.00.0.0.80.812.43.01.81.317.61.713.14.14.20.923.91.96.04.30.30.310.90.4
over 80%0.0.27.08.115.54.822.41.49.83.113.12.20.0.35.55.814.31.319.53.010.92.22.11.319.26.420.24.136.43.10.0.5.61.823.53.710.42.954.52.229.55.514.81.724.11.930.68.82.21.020.10.5
total0.0.50.49.924.36.240.21.79.83.132.13.10.0.48.86.152.41.821.83.217.52.74.81.844.09.444.65.354.43.20.0.6.32.041.54.412.23.177.71.853.26.020.21.965.02.142.79.12.51.038.20.6
outside perimeter0-20%0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.51.50.0.0.0.0.0.0.0.0.10.0
21-40%0.0.0.0.0.0.0.10.10.0.0.0.0.0.1.31.30.10.10.0.0.0.0.0.0.0.1.11.10.0.0.0.0.0.0.0.0.0.0.0.1.81.80.0.0.60.40.0.0.0.0.20.1
41-60%0.0.0.0.0.0.0.50.31.01.00.0.0.0.0.0.1.90.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.20.21.40.50.0.0.0.0.50.1
61-80%0.0.0.0.1.91.92.00.51.41.40.0.0.0.3.02.13.50.71.91.10.50.52.21.30.0.1.11.10.40.40.0.0.80.80.0.0.0.0.90.42.82.00.70.44.00.90.0.0.0.1.60.2
over 80%0.0.4.14.18.84.55.10.87.62.82.61.20.0.11.53.94.50.811.22.51.00.77.12.17.33.83.11.84.01.23.12.12.61.35.72.10.0.4.91.03.42.42.00.74.20.83.33.30.0.4.00.3
total0.0.4.14.110.74.88.01.09.93.22.61.20.0.15.84.410.11.113.12.61.50.89.42.47.33.85.32.44.31.33.12.13.31.55.72.10.0.6.01.19.63.82.90.810.21.33.33.30.0.6.40.3
total0-20%1.20.60.0.0.0.1.90.51.01.00.0.0.0.2.61.80.70.30.60.62.01.01.01.00.0.3.31.81.30.70.0.0.80.80.80.83.52.00.40.31.51.51.90.60.40.32.82.80.0.1.10.1
21-40%2.30.98.15.55.74.03.30.60.0.3.41.30.0.3.92.26.90.90.0.1.50.90.0.2.72.63.31.86.01.40.0.1.61.16.52.22.51.71.70.64.52.62.60.86.51.10.0.2.91.13.60.3
41-60%3.31.112.26.61.91.910.21.01.91.413.32.30.0.8.53.327.11.65.41.714.12.49.12.411.16.117.73.69.21.91.91.91.91.114.93.13.11.86.61.118.34.79.51.421.71.86.04.32.71.112.20.4
61-80%10.92.015.27.224.06.925.91.54.62.326.33.10.0.19.54.737.81.816.12.831.73.322.13.532.88.632.84.722.32.715.24.812.12.724.03.714.63.422.21.832.65.924.02.036.52.121.47.016.92.425.40.6
over 80%82.42.264.59.468.47.458.71.692.52.757.02.9100.0.65.55.327.51.677.93.150.73.367.73.853.58.642.94.561.13.082.95.083.62.953.73.876.33.669.12.043.25.962.02.134.92.169.87.477.52.557.70.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #859582/325913
NFI3
forest area
processes in channels SilvaProtect · percentage of salvage logging
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
processes in channels SilvaProtectpercentage of salvage logging %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0%60.71.772.82.859.23.051.42.562.41.927.82.834.22.036.22.333.22.638.54.031.03.529.11.739.71.720.91.442.10.6
1-50%8.51.07.41.78.51.714.11.711.81.31.20.73.90.82.90.80.60.40.60.60.50.51.20.41.50.40.20.24.60.3
over 50%10.21.010.51.922.12.520.62.020.71.610.52.011.91.49.81.55.31.29.52.43.91.51.70.53.70.70.30.29.10.3
total79.31.490.71.989.81.986.21.794.90.939.43.150.02.148.82.439.12.748.64.135.43.632.11.844.91.721.41.455.80.5
inside perimeter0%9.51.04.41.36.31.56.61.23.80.836.63.029.31.935.62.344.32.734.73.949.63.855.61.938.61.771.11.532.30.5
1-50%0.80.30.40.40.0.0.50.30.20.24.71.44.10.83.60.91.50.71.30.91.50.90.60.31.90.50.30.21.40.1
over 50%1.20.40.0.2.41.02.40.80.80.413.12.213.81.57.91.38.41.57.52.25.51.73.40.74.50.71.50.44.50.3
total11.61.14.81.48.71.79.51.44.70.954.43.247.32.147.12.454.22.743.54.156.63.859.61.945.01.772.91.538.20.5
outside perimeter0%7.50.93.71.21.50.73.60.90.20.24.21.32.30.73.50.95.91.37.92.26.21.87.91.08.51.05.50.85.20.3
1-50%0.90.30.40.40.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.60.30.0.0.20.1
over 50%0.70.30.40.40.0.0.40.30.20.21.90.90.40.30.70.40.80.50.0.1.91.10.30.21.00.40.10.10.60.1
total9.11.04.51.31.50.74.31.00.30.26.11.62.70.74.11.06.71.47.92.28.12.18.31.110.21.15.60.86.00.3
total0%77.71.480.92.567.02.961.72.466.41.868.62.965.92.075.22.183.42.081.13.386.72.692.61.086.81.297.40.579.60.5
1-50%10.21.08.21.88.51.714.91.812.01.35.91.58.01.26.41.22.10.81.91.12.01.02.00.64.00.70.60.36.30.3
over 50%12.11.110.92.024.52.623.52.121.71.625.62.726.11.818.31.914.51.917.03.111.32.45.40.99.21.02.00.514.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #859583/325914
NFI4
forest area
processes in channels SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
processes in channels SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.7350.0.0.0.1.735
21-40%3.0260.0.0.21003.125
41-60%10.6130.6580.0.11.213
61-80%26.982.1302.92631.97
over 80%79.1315.11111.313105.52
total121.2217.81014.411153.51
Eastern Jura0-20%0.8470.0.0.0.0.847
21-40%0.21000.0.0.0.0.2100
41-60%1.3410.0.0.21001.537
61-80%4.2220.21000.31004.721
over 80%36.941.8331.63540.43
total43.432.0312.13147.62
Western Plateau0-20%1.0430.0.0.0.1.043
21-40%0.8490.0.0.0.0.849
41-60%4.0200.0.0.0.4.020
61-80%7.9150.7580.21008.814
over 80%31.453.5230.65835.54
total45.134.2210.85050.12
Central Plateau0-20%1.1430.21000.0.1.339
21-40%0.7560.0.0.0.0.756
41-60%4.3200.21000.0.4.420
61-80%11.7121.0450.47013.111
over 80%43.145.3182.72651.13
total60.926.7163.12570.71
Eastern Plateau0-20%0.9490.0.0.0.0.949
21-40%2.9250.0.0.0.2.925
41-60%3.2240.0.0.0.3.224
61-80%16.4100.4710.0.16.810
over 80%80.424.5210.47185.32
total103.814.9200.471109.11
Western Pre-Alps0-20%0.5720.31000.0.0.858
21-40%1.8352.1330.0.3.923
41-60%4.3223.8230.4718.514
61-80%5.1198.1150.75913.911
over 80%8.4139.5121.63419.66
total20.2823.872.72746.63
Central Pre-Alps0-20%1.5350.8500.0.2.328
21-40%1.7331.3380.21003.324
41-60%12.3124.1210.0.16.410
61-80%18.21015.3110.65834.26
over 80%23.4826.182.03351.54
total57.2547.652.827107.62
Eastern Pre-Alps0-20%0.4710.4700.0.0.949
21-40%3.8231.0440.0.4.820
41-60%6.3182.5280.0.8.814
61-80%9.8137.2160.57117.510
over 80%19.8923.282.62645.64
total40.2634.463.12577.72
Northwestern Alps0-20%0.21001.2400.4701.832
21-40%3.7232.0310.0.5.718
41-60%7.9164.2220.65712.712
61-80%10.9137.7151.04519.69
over 80%10.61317.291.93329.76
total33.3732.363.92269.53
Central Alps0-20%0.6580.0.0.21000.850
21-40%2.8270.6560.21003.623
41-60%4.3202.2300.0.6.516
61-80%6.7163.7220.47110.812
over 80%5.3187.6131.63314.58
total19.7814.092.42736.14
Northeastern Alps0-20%0.0.0.5570.0.0.557
21-40%2.9250.7490.21003.821
41-60%3.8232.9250.0.6.716
61-80%5.1194.9190.75810.712
over 80%5.91711.3112.32819.67
total17.7920.473.22441.33
Southwestern Alps0-20%1.2410.8500.0.2.032
21-40%9.2154.1220.85014.212
41-60%16.21116.0101.43833.67
61-80%14.71126.184.22145.05
over 80%11.01325.684.32041.06
total52.5572.6310.713135.82
Southeastern Alps0-20%1.6350.8500.21002.628
21-40%12.6126.3181.24120.210
41-60%25.8823.093.42452.25
61-80%32.3726.085.31963.65
over 80%19.21015.4115.91840.66
total91.6471.5416.111179.22
Southern Alps0-20%3.2251.6350.0.4.820
21-40%8.3154.7200.0.13.012
41-60%13.91113.3121.04528.28
61-80%14.91130.971.83347.66
over 80%18.31073.446.91798.53
total58.75123.829.714192.11
Switzerland0-20%14.7126.7170.85022.19
21-40%54.4622.992.82780.15
41-60%118.4472.657.017198.03
61-80%185.03134.3419.010338.42
over 80%393.02239.4245.86678.31
total765.51475.9175.451316.80
© WSL, Swiss National Forest Inventory, 18.06.2020 #859584/325915
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