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NFI4
forest area
protection forest perimeter 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
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regiondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-20%1.7350.0.1.735
21-40%3.0260.21003.125
41-60%10.6130.65811.213
61-80%26.985.11931.97
over 80%79.1326.48105.52
total121.2232.27153.51
Eastern Jura0-20%0.8470.0.0.847
21-40%0.21000.0.0.2100
41-60%1.1450.4711.537
61-80%4.2220.5714.721
over 80%35.944.52040.43
total42.235.41947.62
Western Plateau0-20%1.0430.0.1.043
21-40%0.8490.0.0.849
41-60%4.0200.0.4.020
61-80%7.9150.9508.814
over 80%31.454.12135.54
total45.135.01950.12
Central Plateau0-20%1.1430.21001.339
21-40%0.7560.0.0.756
41-60%4.3200.21004.420
61-80%11.7121.43713.111
over 80%43.148.01451.13
total60.929.81370.71
Eastern Plateau0-20%0.9490.0.0.949
21-40%2.9250.0.2.925
41-60%3.2240.0.3.224
61-80%16.2100.65816.810
over 80%79.925.41985.32
total103.116.018109.11
Western Pre-Alps0-20%0.5720.31000.858
21-40%1.8352.1333.923
41-60%4.3224.2218.514
61-80%5.1198.81413.911
over 80%8.41311.11119.66
total20.2826.4646.63
Central Pre-Alps0-20%1.5350.8502.328
21-40%1.7331.5353.324
41-60%12.3124.12116.410
61-80%18.21016.01034.26
over 80%23.4828.1751.54
total57.2550.45107.62
Eastern Pre-Alps0-20%0.4710.4700.949
21-40%3.8231.0444.820
41-60%6.3182.5288.814
61-80%9.7137.91517.510
over 80%19.8925.8745.64
total40.0637.7577.72
Northwestern Alps0-20%0.21001.6341.832
21-40%3.7232.0315.718
41-60%7.9164.82012.712
61-80%10.9138.71419.69
over 80%10.61319.0829.76
total33.3736.2569.53
Central Alps0-20%0.6580.21000.850
21-40%2.8270.8493.623
41-60%4.3202.2306.516
61-80%6.7164.12110.812
over 80%5.3189.21214.58
total19.7816.4836.14
Northeastern Alps0-20%0.0.0.5570.557
21-40%2.9250.9443.821
41-60%3.8232.9256.716
61-80%5.1195.61810.712
over 80%5.91713.6919.67
total17.7923.6641.33
Southwestern Alps0-20%1.2410.8502.032
21-40%9.2154.92014.212
41-60%16.21117.41033.67
61-80%14.71130.3745.05
over 80%11.01330.0741.06
total52.5583.33135.82
Southeastern Alps0-20%1.6351.0452.628
21-40%12.6127.51620.210
41-60%25.8826.4852.25
61-80%32.3731.3763.65
over 80%19.21021.3940.66
total91.6487.63179.22
Southern Alps0-20%3.2251.6354.820
21-40%8.3154.72013.012
41-60%13.91114.21128.28
61-80%14.91132.7747.66
over 80%18.31080.2398.53
total58.75133.52192.11
Switzerland0-20%14.7127.41622.19
21-40%54.4625.7980.15
41-60%118.2479.85198.03
61-80%184.73153.73338.42
over 80%391.42286.82678.31
total763.41553.511316.80
© WSL, Swiss National Forest Inventory, 19.06.2020 #850012/316343
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