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protection forest region | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
rockfall SilvaProtect, modelled and assigned | cause of salvage logging | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
inside perimeter | n/a | 2.9 | 35 | 6.1 | 24 | 7.9 | 20 | 8.2 | 20 | 3.5 | 31 | 11.7 | 17 | 40.4 | 9 |
insects | 0.4 | 100 | . | . | . | . | . | . | 0.4 | 100 | . | . | 0.7 | 71 | |
fungi | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
windthrow | 0.4 | 100 | 0.4 | 100 | 0.3 | 100 | . | . | . | . | . | . | 1.1 | 58 | |
snow load | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
avalanches | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
landslides | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
flooding | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
forest fire | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
loss of vitality | . | . | . | . | 0.3 | 100 | . | . | . | . | . | . | 0.3 | 100 | |
others | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | 3.6 | 32 | 6.5 | 23 | 8.6 | 19 | 8.2 | 20 | 3.9 | 30 | 11.7 | 17 | 42.5 | 9 | |
outside perimeter | n/a | 367.1 | 2 | 188.3 | 2 | 118.2 | 3 | 102.4 | 3 | 140.0 | 2 | 138.2 | 3 | 1054.1 | 1 |
insects | 24.7 | 12 | 7.9 | 21 | 3.1 | 33 | . | . | 1.4 | 50 | 0.7 | 71 | 37.8 | 9 | |
fungi | 2.9 | 35 | . | . | 0.3 | 100 | . | . | . | . | . | . | 3.2 | 33 | |
windthrow | 19.3 | 13 | 4.7 | 27 | 2.4 | 38 | 1.7 | 44 | 0.7 | 71 | 1.1 | 58 | 29.9 | 11 | |
snow load | 6.8 | 23 | 0.7 | 71 | 3.1 | 33 | 1.4 | 50 | 2.8 | 35 | 1.1 | 58 | 15.9 | 15 | |
avalanches | . | . | . | . | . | . | 0.3 | 100 | . | . | 1.1 | 58 | 1.4 | 50 | |
landslides | 0.7 | 71 | . | . | 0.3 | 100 | . | . | . | . | . | . | 1.1 | 58 | |
flooding | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
forest fire | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
loss of vitality | 6.8 | 23 | 1.1 | 58 | 0.3 | 100 | . | . | . | . | . | . | 8.2 | 21 | |
others | 2.1 | 41 | . | . | . | . | 0.3 | 100 | . | . | . | . | 2.5 | 38 | |
total | 430.4 | 1 | 202.7 | 2 | 127.8 | 3 | 106.2 | 3 | 145.0 | 2 | 142.1 | 3 | 1154.1 | 1 | |
total | n/a | 369.9 | 2 | 194.4 | 2 | 126.1 | 3 | 110.7 | 3 | 143.6 | 2 | 149.9 | 2 | 1094.5 | 1 |
insects | 25.0 | 12 | 7.9 | 21 | 3.1 | 33 | . | . | 1.8 | 45 | 0.7 | 71 | 38.5 | 9 | |
fungi | 2.9 | 35 | . | . | 0.3 | 100 | . | . | . | . | . | . | 3.2 | 33 | |
windthrow | 19.7 | 13 | 5.0 | 26 | 2.8 | 35 | 1.7 | 44 | 0.7 | 71 | 1.1 | 58 | 31.0 | 11 | |
snow load | 6.8 | 23 | 0.7 | 71 | 3.1 | 33 | 1.4 | 50 | 2.8 | 35 | 1.1 | 58 | 15.9 | 15 | |
avalanches | . | . | . | . | . | . | 0.3 | 100 | . | . | 1.1 | 58 | 1.4 | 50 | |
landslides | 0.7 | 71 | . | . | 0.3 | 100 | . | . | . | . | . | . | 1.1 | 58 | |
flooding | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
forest fire | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
loss of vitality | 6.8 | 23 | 1.1 | 58 | 0.7 | 71 | . | . | . | . | . | . | 8.6 | 20 | |
others | 2.1 | 41 | . | . | . | . | 0.3 | 100 | . | . | . | . | 2.5 | 38 | |
total | 434.0 | 1 | 209.2 | 2 | 136.5 | 2 | 114.4 | 3 | 148.9 | 2 | 153.8 | 2 | 1196.7 | 1 |
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