Search legacy data
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protection forest region | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
avalanches SilvaProtect | time of last treatment (classes of 10 years) | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
n/a | n/a | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 |
less than 10 years ago | 247.0 | 2 | 38.5 | 7 | 20.7 | 9 | 7.5 | 16 | 15.6 | 11 | 4.8 | 20 | 334.1 | 2 | |
11-20 years ago | 65.3 | 5 | 20.3 | 10 | 13.0 | 12 | 4.4 | 21 | 12.1 | 12 | 3.6 | 23 | 118.6 | 4 | |
21-30 years ago | 24.2 | 9 | 9.9 | 14 | 7.8 | 16 | 2.2 | 30 | 9.2 | 15 | 4.5 | 21 | 57.8 | 6 | |
31-40 years ago | 12.9 | 12 | 6.9 | 17 | 6.2 | 18 | 5.5 | 19 | 8.5 | 15 | 8.3 | 15 | 48.3 | 6 | |
41-50 years ago | 7.7 | 16 | 7.2 | 16 | 3.2 | 25 | 4.0 | 22 | 6.8 | 17 | 5.8 | 18 | 34.6 | 8 | |
over 50 years ago | 11.0 | 13 | 20.7 | 10 | 18.4 | 10 | 20.5 | 9 | 30.8 | 8 | 26.5 | 8 | 127.9 | 4 | |
total | 368.5 | 1 | 103.6 | 4 | 69.3 | 4 | 44.0 | 6 | 83.0 | 4 | 53.5 | 5 | 721.9 | 1 | |
inside perimeter | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
less than 10 years ago | 1.6 | 35 | 7.2 | 16 | 4.2 | 22 | 5.4 | 18 | 3.4 | 24 | 1.3 | 38 | 23.2 | 9 | |
11-20 years ago | 0.6 | 58 | 4.9 | 20 | 2.9 | 26 | 4.3 | 21 | 3.9 | 22 | 0.6 | 58 | 17.0 | 11 | |
21-30 years ago | 0.8 | 50 | 3.4 | 24 | 1.9 | 32 | 2.3 | 28 | 3.2 | 25 | 1.2 | 41 | 12.8 | 12 | |
31-40 years ago | 1.0 | 44 | 1.4 | 38 | 1.1 | 41 | 2.2 | 30 | 2.6 | 28 | 1.2 | 41 | 9.5 | 14 | |
41-50 years ago | 0.0 | . | 1.2 | 41 | 2.0 | 31 | 2.0 | 32 | 1.9 | 32 | 1.4 | 38 | 8.4 | 15 | |
over 50 years ago | 0.6 | 58 | 3.0 | 26 | 3.8 | 23 | 9.0 | 14 | 5.3 | 19 | 8.4 | 15 | 30.1 | 8 | |
total | 4.7 | 20 | 21.0 | 9 | 16.0 | 11 | 25.1 | 8 | 20.4 | 9 | 14.0 | 11 | 101.2 | 4 | |
outside perimeter | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
less than 10 years ago | 27.4 | 8 | 39.7 | 7 | 23.7 | 8 | 13.0 | 12 | 14.4 | 11 | 12.4 | 12 | 130.5 | 4 | |
11-20 years ago | 10.4 | 14 | 18.1 | 10 | 14.0 | 11 | 6.3 | 17 | 12.9 | 12 | 6.8 | 17 | 68.6 | 5 | |
21-30 years ago | 4.3 | 21 | 9.9 | 14 | 6.5 | 17 | 5.3 | 19 | 9.7 | 14 | 8.2 | 15 | 43.9 | 7 | |
31-40 years ago | 2.8 | 27 | 5.7 | 19 | 4.7 | 20 | 3.9 | 22 | 7.9 | 15 | 9.5 | 14 | 34.6 | 7 | |
41-50 years ago | 1.8 | 33 | 5.0 | 20 | 2.4 | 29 | 5.3 | 19 | 3.7 | 23 | 10.7 | 13 | 28.9 | 8 | |
over 50 years ago | 5.5 | 19 | 12.6 | 12 | 10.3 | 13 | 23.4 | 8 | 16.0 | 11 | 70.7 | 4 | 138.5 | 3 | |
total | 52.2 | 6 | 91.0 | 4 | 61.6 | 4 | 57.2 | 4 | 64.6 | 4 | 118.5 | 2 | 445.1 | 2 | |
total | n/a | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 |
less than 10 years ago | 276.0 | 2 | 85.3 | 4 | 48.6 | 5 | 25.9 | 8 | 33.4 | 7 | 18.5 | 10 | 487.8 | 1 | |
11-20 years ago | 76.3 | 5 | 43.2 | 6 | 29.9 | 7 | 14.9 | 11 | 28.8 | 8 | 11.0 | 13 | 204.2 | 3 | |
21-30 years ago | 29.4 | 8 | 23.2 | 9 | 16.2 | 11 | 9.7 | 14 | 22.1 | 9 | 13.9 | 12 | 114.5 | 4 | |
31-40 years ago | 16.8 | 11 | 14.0 | 12 | 12.0 | 12 | 11.6 | 13 | 19.0 | 10 | 19.0 | 10 | 92.4 | 5 | |
41-50 years ago | 9.5 | 14 | 13.3 | 12 | 7.6 | 16 | 11.3 | 13 | 12.4 | 12 | 17.9 | 10 | 72.0 | 5 | |
over 50 years ago | 17.1 | 11 | 36.3 | 7 | 32.6 | 7 | 52.9 | 5 | 52.2 | 6 | 105.6 | 3 | 296.6 | 2 | |
total | 425.3 | 1 | 215.6 | 1 | 146.9 | 2 | 126.3 | 2 | 168.0 | 2 | 186.0 | 1 | 1268.1 | 0 |
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