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production region | |||||||||||||
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Jura | Plateau | Pre-Alps | Alps | Southern Alps | Switzerland | ||||||||
protection forest perimeter SilvaProtect | degree of transportation system density by method of timber harvest | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
outside of perimeter | n/a | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | . | 0.0 | . | 0.1 | 0.0 |
high road infrastructure, ground based | 47.2 | 1.6 | 71.8 | 1.3 | 13.0 | 1.1 | 2.8 | 0.4 | 0.5 | 0.3 | 27.0 | 0.5 | |
medium road infrastructure, ground based | 24.8 | 1.4 | 14.5 | 1.0 | 11.6 | 1.0 | 2.7 | 0.4 | 1.5 | 0.5 | 10.7 | 0.4 | |
low road infrastructure, ground based | 4.6 | 0.7 | 1.3 | 0.3 | 4.3 | 0.6 | 6.3 | 0.6 | 2.9 | 0.7 | 4.2 | 0.3 | |
high road infrastructure, supported by cable or helicopter | 2.9 | 0.5 | 2.6 | 0.5 | 9.3 | 0.9 | 5.5 | 0.6 | 2.1 | 0.6 | 4.8 | 0.3 | |
medium road infrastructure, supported by cable or helicopter | 0.5 | 0.2 | 0.4 | 0.2 | 8.0 | 0.8 | 7.1 | 0.6 | 4.0 | 0.8 | 4.3 | 0.3 | |
low road infrastructure, supported by cable or helicopter | 0.0 | . | 0.0 | . | 1.2 | 0.3 | 9.8 | 0.7 | 5.3 | 0.9 | 3.8 | 0.3 | |
total | 80.4 | 1.3 | 90.7 | 0.9 | 47.6 | 1.6 | 34.2 | 1.2 | 16.3 | 1.5 | 54.9 | 0.6 | |
inside perimeter | n/a | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | . | 0.3 | 0.2 | 0.1 | 0.0 |
high road infrastructure, ground based | 9.7 | 1.0 | 5.0 | 0.6 | 11.8 | 1.0 | 3.3 | 0.4 | 2.6 | 0.6 | 6.4 | 0.3 | |
medium road infrastructure, ground based | 5.4 | 0.7 | 2.5 | 0.5 | 8.4 | 0.9 | 3.3 | 0.4 | 1.7 | 0.5 | 4.3 | 0.3 | |
low road infrastructure, ground based | 0.8 | 0.3 | 0.7 | 0.3 | 4.5 | 0.7 | 7.4 | 0.7 | 7.1 | 1.0 | 4.2 | 0.3 | |
high road infrastructure, supported by cable or helicopter | 3.3 | 0.6 | 0.7 | 0.2 | 17.5 | 1.2 | 16.8 | 0.9 | 11.6 | 1.3 | 10.5 | 0.4 | |
medium road infrastructure, supported by cable or helicopter | 0.3 | 0.2 | 0.3 | 0.1 | 7.9 | 0.8 | 17.0 | 0.9 | 24.7 | 1.7 | 9.6 | 0.4 | |
low road infrastructure, supported by cable or helicopter | 0.0 | . | 0.0 | . | 2.2 | 0.5 | 17.9 | 1.0 | 35.6 | 1.9 | 10.0 | 0.4 | |
total | 19.6 | 1.3 | 9.3 | 0.9 | 52.4 | 1.6 | 65.8 | 1.2 | 83.7 | 1.5 | 45.1 | 0.6 | |
total | n/a | 0.4 | 0.2 | 0.2 | 0.1 | 0.2 | 0.1 | 0.0 | . | 0.3 | 0.2 | 0.2 | 0.1 |
high road infrastructure, ground based | 56.9 | 1.6 | 76.8 | 1.3 | 24.8 | 1.4 | 6.1 | 0.6 | 3.1 | 0.7 | 33.3 | 0.5 | |
medium road infrastructure, ground based | 30.2 | 1.5 | 17.0 | 1.1 | 20.0 | 1.3 | 6.0 | 0.6 | 3.2 | 0.7 | 15.0 | 0.5 | |
low road infrastructure, ground based | 5.4 | 0.7 | 2.0 | 0.4 | 8.9 | 0.9 | 13.7 | 0.9 | 10.1 | 1.2 | 8.4 | 0.4 | |
high road infrastructure, supported by cable or helicopter | 6.2 | 0.8 | 3.3 | 0.5 | 26.8 | 1.4 | 22.3 | 1.0 | 13.7 | 1.4 | 15.3 | 0.5 | |
medium road infrastructure, supported by cable or helicopter | 0.9 | 0.3 | 0.7 | 0.2 | 15.9 | 1.1 | 24.1 | 1.1 | 28.8 | 1.8 | 14.0 | 0.5 | |
low road infrastructure, supported by cable or helicopter | 0.0 | . | 0.0 | . | 3.4 | 0.6 | 27.7 | 1.1 | 40.9 | 1.9 | 13.8 | 0.4 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
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