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région économique | |||||||||||||||||||||||||||||||
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Ouest du Jura | Est du Jura | Ouest du Plateau | Centre du Plateau | Est du Plateau | Ouest des Préalpes | Centre des Préalpes | Est des Préalpes | Nord-ouest des Alpes | Centre des Alpes | Nord-est des Alpes | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||||||||||
forêt de protection contre des chutes de pierres ou de blocs (2022) | degré de recouvrement de la régénération (7 classes) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
<1% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
1 à 4% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
5 à 9% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
10 à 25% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
26 à 50% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
51 à 100% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
76 à 100% | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
total | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
<1% | 0.0 | . | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 0.0 | . | 0.0 | . | 6.4 | 6.3 | 0.0 | . | 11.6 | 11.0 | 4.9 | 4.8 | 10.8 | 10.3 | 0.0 | . | 3.3 | 1.6 | |
1 à 4% | 14.1 | 13.1 | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 18.4 | 16.8 | 0.0 | . | 15.5 | 10.0 | 31.6 | 14.9 | 27.7 | 16.3 | 9.9 | 6.6 | 12.4 | 11.6 | 38.8 | 8.8 | 22.6 | 4.0 | |
5 à 9% | 14.1 | 13.1 | 100.0 | 0.0 | . | . | 0.0 | . | . | . | . | . | 0.0 | . | 0.0 | . | 34.5 | 12.6 | 31.0 | 14.8 | 11.6 | 11.0 | 42.1 | 10.8 | 63.8 | 16.9 | 22.4 | 7.5 | 28.9 | 4.3 | |
10 à 25% | 43.9 | 18.9 | 0.0 | . | . | . | 100.0 | 0.0 | . | . | . | . | 42.2 | 22.5 | 31.6 | 26.5 | 7.7 | 7.4 | 19.5 | 12.5 | 24.6 | 15.2 | 33.6 | 10.4 | 0.0 | . | 22.6 | 7.6 | 24.2 | 4.1 | |
26 à 50% | 27.9 | 16.8 | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 16.1 | 15.1 | 0.0 | . | 21.4 | 11.0 | 8.9 | 8.6 | 0.0 | . | 9.5 | 6.4 | 13.0 | 12.1 | 12.8 | 6.0 | 12.5 | 3.1 | |
51 à 100% | 0.0 | . | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 23.3 | 20.0 | 0.0 | . | 14.5 | 9.5 | 0.0 | . | 24.6 | 15.2 | 0.0 | . | 0.0 | . | 3.4 | 3.3 | 5.6 | 2.2 | |
76 à 100% | 0.0 | . | 0.0 | . | . | . | 0.0 | . | . | . | . | . | 0.0 | . | 68.4 | 26.5 | 0.0 | . | 8.9 | 8.6 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.8 | 1.6 | |
total | 100.0 | . | 100.0 | . | . | . | 100.0 | . | . | . | . | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
<1% | 2.6 | 0.8 | 1.7 | 1.2 | 2.5 | 1.4 | 2.7 | 1.1 | 0.3 | 0.3 | 10.7 | 2.9 | 0.8 | 0.5 | 7.9 | 1.9 | 4.9 | 1.8 | 2.0 | 2.0 | 8.6 | 3.4 | 7.9 | 1.7 | 9.3 | 1.6 | 7.6 | 1.5 | 4.8 | 0.4 | |
1 à 4% | 10.0 | 1.5 | 10.1 | 2.8 | 9.6 | 2.8 | 12.7 | 2.2 | 6.9 | 1.5 | 8.1 | 2.4 | 15.0 | 2.2 | 20.2 | 2.9 | 22.9 | 3.6 | 28.1 | 6.2 | 26.6 | 5.2 | 25.9 | 2.8 | 26.1 | 2.4 | 33.3 | 2.7 | 18.0 | 0.7 | |
5 à 9% | 12.8 | 1.7 | 5.9 | 2.2 | 18.3 | 3.6 | 10.5 | 2.1 | 9.6 | 1.7 | 18.2 | 3.6 | 11.4 | 1.9 | 17.3 | 2.8 | 13.8 | 2.9 | 16.4 | 5.0 | 18.6 | 4.6 | 19.3 | 2.5 | 19.1 | 2.2 | 24.0 | 2.5 | 15.4 | 0.7 | |
10 à 25% | 23.2 | 2.1 | 16.9 | 3.5 | 26.0 | 4.1 | 24.8 | 2.9 | 16.6 | 2.1 | 30.2 | 4.5 | 36.2 | 3.0 | 20.1 | 3.0 | 29.6 | 3.9 | 34.9 | 6.5 | 21.0 | 4.8 | 33.3 | 3.0 | 30.7 | 2.5 | 25.1 | 2.5 | 26.2 | 0.8 | |
26 à 50% | 24.1 | 2.1 | 21.9 | 3.8 | 17.3 | 3.5 | 17.4 | 2.6 | 20.1 | 2.3 | 12.4 | 3.2 | 19.9 | 2.5 | 18.0 | 2.8 | 20.9 | 3.5 | 15.0 | 4.9 | 11.1 | 3.7 | 10.1 | 1.9 | 11.4 | 1.7 | 6.1 | 1.3 | 16.3 | 0.7 | |
51 à 100% | 14.9 | 1.7 | 22.9 | 3.9 | 13.2 | 3.2 | 17.6 | 2.6 | 29.4 | 2.6 | 15.2 | 3.6 | 12.4 | 2.1 | 10.0 | 2.2 | 4.3 | 1.7 | 1.8 | 1.8 | 8.3 | 3.3 | 2.4 | 1.0 | 2.1 | 0.8 | 3.3 | 1.0 | 11.6 | 0.6 | |
76 à 100% | 12.5 | 1.6 | 20.6 | 3.7 | 13.2 | 3.2 | 14.2 | 2.4 | 16.9 | 2.1 | 5.3 | 2.3 | 4.3 | 1.3 | 6.4 | 1.8 | 3.6 | 1.6 | 1.8 | 1.8 | 5.7 | 2.8 | 1.2 | 0.7 | 1.2 | 0.6 | 0.7 | 0.5 | 7.7 | 0.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
<1% | 2.5 | 0.8 | 1.7 | 1.2 | 2.5 | 1.4 | 2.7 | 1.1 | 0.3 | 0.3 | 10.7 | 2.9 | 0.8 | 0.5 | 7.8 | 1.9 | 5.0 | 1.7 | 1.7 | 1.7 | 8.9 | 3.2 | 7.7 | 1.6 | 9.3 | 1.6 | 6.9 | 1.4 | 4.8 | 0.4 | |
1 à 4% | 10.0 | 1.5 | 10.0 | 2.7 | 9.6 | 2.8 | 12.7 | 2.2 | 6.9 | 1.5 | 8.1 | 2.4 | 15.1 | 2.2 | 19.9 | 2.8 | 22.3 | 3.4 | 28.6 | 5.7 | 26.7 | 5.0 | 24.7 | 2.6 | 25.8 | 2.4 | 33.9 | 2.6 | 18.2 | 0.7 | |
5 à 9% | 12.9 | 1.7 | 6.7 | 2.3 | 18.3 | 3.6 | 10.5 | 2.1 | 9.6 | 1.7 | 18.2 | 3.6 | 11.2 | 1.9 | 17.0 | 2.7 | 15.6 | 2.9 | 18.7 | 4.9 | 17.9 | 4.3 | 21.1 | 2.5 | 20.2 | 2.2 | 23.8 | 2.3 | 15.9 | 0.7 | |
10 à 25% | 23.5 | 2.1 | 16.8 | 3.4 | 26.0 | 4.1 | 25.2 | 2.9 | 16.6 | 2.1 | 30.2 | 4.5 | 36.3 | 3.0 | 20.3 | 2.9 | 27.6 | 3.6 | 32.5 | 5.9 | 21.4 | 4.6 | 33.3 | 2.9 | 29.9 | 2.5 | 24.8 | 2.4 | 26.1 | 0.8 | |
26 à 50% | 24.1 | 2.1 | 21.8 | 3.8 | 17.3 | 3.5 | 17.3 | 2.6 | 20.1 | 2.3 | 12.4 | 3.2 | 19.8 | 2.5 | 17.7 | 2.8 | 21.0 | 3.3 | 14.0 | 4.4 | 10.0 | 3.4 | 10.0 | 1.8 | 11.5 | 1.7 | 6.7 | 1.3 | 16.2 | 0.7 | |
51 à 100% | 14.6 | 1.7 | 22.7 | 3.8 | 13.2 | 3.2 | 17.6 | 2.5 | 29.4 | 2.6 | 15.2 | 3.6 | 12.6 | 2.1 | 9.8 | 2.2 | 5.2 | 1.8 | 1.6 | 1.5 | 9.9 | 3.3 | 2.2 | 0.9 | 2.1 | 0.8 | 3.3 | 1.0 | 11.4 | 0.6 | |
76 à 100% | 12.3 | 1.6 | 20.4 | 3.7 | 13.2 | 3.2 | 14.1 | 2.4 | 16.9 | 2.1 | 5.3 | 2.3 | 4.3 | 1.3 | 7.4 | 1.9 | 3.2 | 1.4 | 2.9 | 2.1 | 5.2 | 2.5 | 1.1 | 0.6 | 1.1 | 0.6 | 0.6 | 0.4 | 7.5 | 0.5 | |
total | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . | 100.0 | . |
Table citation
Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1288933. Birmensdorf, Swiss Federal Research Institute WSL