Search legacy data
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protection forest region | |||||||||||||||
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Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
avalanches SilvaProtect | area of largest gap (aerial photo, 5 classes) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
n/a | no gap | 38.3 | 1.1 | 23.2 | 1.9 | 27.1 | 2.4 | 14.9 | 2.5 | 14.3 | 1.7 | 29.8 | 3.0 | 30.4 | 0.8 |
small gap | 37.6 | 1.1 | 31.3 | 2.1 | 33.3 | 2.6 | 27.7 | 3.2 | 30.2 | 2.3 | 24.7 | 2.9 | 34.0 | 0.8 | |
medium gap | 11.5 | 0.7 | 20.7 | 1.8 | 15.8 | 2.0 | 23.0 | 3.0 | 21.7 | 2.1 | 21.4 | 2.7 | 15.7 | 0.6 | |
large gap | 11.2 | 0.7 | 24.0 | 1.9 | 22.2 | 2.3 | 33.9 | 3.4 | 32.6 | 2.3 | 23.6 | 2.8 | 18.7 | 0.6 | |
very large gap | 1.4 | 0.3 | 0.8 | 0.4 | 1.6 | 0.7 | 0.5 | 0.5 | 1.3 | 0.6 | 0.4 | 0.4 | 1.2 | 0.2 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
inside perimeter | no gap | 52.2 | 10.4 | 30.8 | 4.6 | 24.8 | 5.0 | 8.6 | 2.5 | 14.1 | 3.5 | 12.6 | 3.9 | 19.5 | 1.8 |
small gap | 26.1 | 9.2 | 28.2 | 4.5 | 35.3 | 5.5 | 38.3 | 4.4 | 16.3 | 3.7 | 36.7 | 5.7 | 30.5 | 2.1 | |
medium gap | 17.4 | 7.9 | 23.3 | 4.2 | 17.4 | 4.4 | 23.2 | 3.8 | 29.0 | 4.6 | 21.1 | 4.9 | 22.9 | 1.9 | |
large gap | 4.3 | 4.2 | 12.8 | 3.3 | 21.3 | 4.7 | 27.4 | 4.0 | 37.4 | 4.9 | 29.6 | 5.4 | 24.6 | 1.9 | |
very large gap | 0.0 | . | 4.9 | 2.2 | 1.2 | 1.2 | 2.4 | 1.4 | 3.2 | 1.8 | 0.0 | . | 2.5 | 0.7 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
outside perimeter | no gap | 37.9 | 3.0 | 22.5 | 2.0 | 28.4 | 2.7 | 17.6 | 2.3 | 13.7 | 1.9 | 35.4 | 2.0 | 26.6 | 0.9 |
small gap | 40.8 | 3.0 | 37.0 | 2.3 | 35.3 | 2.8 | 32.4 | 2.8 | 28.2 | 2.6 | 33.1 | 2.0 | 34.3 | 1.0 | |
medium gap | 11.7 | 2.0 | 18.6 | 1.9 | 14.8 | 2.1 | 18.8 | 2.3 | 20.5 | 2.3 | 13.5 | 1.4 | 16.2 | 0.8 | |
large gap | 9.1 | 1.8 | 21.2 | 1.9 | 20.1 | 2.4 | 29.4 | 2.7 | 34.6 | 2.7 | 17.3 | 1.6 | 21.6 | 0.9 | |
very large gap | 0.4 | 0.4 | 0.7 | 0.4 | 1.4 | 0.7 | 1.8 | 0.8 | 3.0 | 1.0 | 0.7 | 0.3 | 1.2 | 0.2 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
total | no gap | 38.4 | 1.0 | 23.6 | 1.3 | 27.4 | 1.7 | 14.9 | 1.4 | 14.0 | 1.2 | 32.1 | 1.6 | 28.2 | 0.6 |
small gap | 37.9 | 1.0 | 33.4 | 1.5 | 34.3 | 1.8 | 32.0 | 1.9 | 27.7 | 1.6 | 31.2 | 1.6 | 33.9 | 0.6 | |
medium gap | 11.6 | 0.7 | 20.1 | 1.3 | 15.6 | 1.4 | 21.1 | 1.7 | 22.1 | 1.5 | 16.2 | 1.3 | 16.5 | 0.5 | |
large gap | 10.9 | 0.7 | 21.7 | 1.3 | 21.3 | 1.5 | 30.5 | 1.9 | 33.9 | 1.6 | 19.9 | 1.3 | 20.2 | 0.5 | |
very large gap | 1.2 | 0.2 | 1.2 | 0.3 | 1.5 | 0.5 | 1.5 | 0.5 | 2.2 | 0.5 | 0.6 | 0.3 | 1.3 | 0.1 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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