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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 coulées de boue/glissements de terrain (2022) | structure du peuplement | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | 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 | . |
à une strate | 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 | . | |
à plusieurs strates | 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 | . | |
étagée | 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 | . | |
par collectifs | 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 | . | |
total | 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 | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.2 | 0.2 | 0.7 | 0.5 | 0.0 | . | 1.2 | 0.9 | 1.0 | 0.4 | 0.7 | 0.3 | 0.1 | 0.1 | 0.3 | 0.1 |
à une strate | 2.1 | 0.5 | 1.4 | 0.8 | 0.0 | . | 1.1 | 0.6 | 0.2 | 0.2 | 2.2 | 1.0 | 1.4 | 0.5 | 2.9 | 0.9 | 3.9 | 1.1 | 6.4 | 2.1 | 2.2 | 1.1 | 9.1 | 1.2 | 4.8 | 0.8 | 7.3 | 0.9 | 3.7 | 0.2 | |
à plusieurs strates | 5.1 | 0.8 | 3.5 | 1.2 | 1.7 | 0.9 | 1.7 | 0.7 | 0.5 | 0.3 | 5.6 | 1.6 | 3.0 | 0.8 | 6.1 | 1.3 | 6.8 | 1.4 | 7.9 | 2.3 | 8.8 | 2.2 | 6.5 | 1.0 | 5.1 | 0.8 | 8.6 | 1.0 | 5.0 | 0.3 | |
étagée | 0.9 | 0.3 | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.5 | 0.3 | 0.5 | 0.5 | 0.8 | 0.4 | 0.0 | . | 1.7 | 0.7 | 5.2 | 1.9 | 0.0 | . | 4.4 | 0.8 | 1.3 | 0.4 | 1.2 | 0.4 | 1.2 | 0.1 | |
par collectifs | 0.1 | 0.1 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | |
total | 8.2 | 1.0 | 4.9 | 1.4 | 1.7 | 0.9 | 3.1 | 0.9 | 1.2 | 0.5 | 8.3 | 1.9 | 5.4 | 1.0 | 9.3 | 1.5 | 13.8 | 2.0 | 19.5 | 3.4 | 12.3 | 2.5 | 20.9 | 1.6 | 12.1 | 1.2 | 17.4 | 1.3 | 10.4 | 0.4 | |
à l'extérieur | pas d'indication | 0.4 | 0.2 | 0.0 | . | 3.2 | 1.2 | 1.1 | 0.6 | 0.9 | 0.4 | 4.3 | 1.4 | 2.4 | 0.7 | 1.8 | 0.7 | 1.7 | 0.8 | 0.0 | . | 0.6 | 0.6 | 1.5 | 0.5 | 1.7 | 0.5 | 0.9 | 0.3 | 1.4 | 0.2 |
à une strate | 27.8 | 1.6 | 24.2 | 2.9 | 28.2 | 2.9 | 35.5 | 2.5 | 28.4 | 1.9 | 27.3 | 3.0 | 29.7 | 2.0 | 33.5 | 2.4 | 29.5 | 2.6 | 31.3 | 4.0 | 26.3 | 3.4 | 31.7 | 1.9 | 28.6 | 1.6 | 28.0 | 1.6 | 29.3 | 0.6 | |
à plusieurs strates | 51.5 | 1.8 | 68.6 | 3.1 | 63.4 | 3.1 | 53.0 | 2.6 | 64.0 | 2.0 | 45.7 | 3.4 | 42.3 | 2.2 | 46.3 | 2.6 | 37.9 | 2.8 | 35.2 | 4.1 | 44.4 | 3.8 | 24.8 | 1.7 | 35.2 | 1.7 | 39.3 | 1.7 | 44.9 | 0.6 | |
étagée | 11.5 | 1.1 | 2.3 | 1.0 | 3.0 | 1.1 | 7.3 | 1.4 | 5.4 | 1.0 | 12.6 | 2.2 | 18.8 | 1.7 | 8.3 | 1.4 | 14.1 | 2.0 | 13.2 | 2.9 | 12.7 | 2.6 | 20.0 | 1.6 | 18.6 | 1.4 | 12.8 | 1.2 | 12.6 | 0.4 | |
par collectifs | 0.7 | 0.3 | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 1.8 | 0.9 | 1.4 | 0.5 | 0.8 | 0.5 | 3.1 | 1.0 | 0.7 | 0.7 | 3.7 | 1.5 | 1.1 | 0.4 | 3.7 | 0.7 | 1.6 | 0.4 | 1.4 | 0.2 | |
total | 91.8 | 1.0 | 95.1 | 1.4 | 98.3 | 0.9 | 96.9 | 0.9 | 98.8 | 0.5 | 91.7 | 1.9 | 94.6 | 1.0 | 90.7 | 1.5 | 86.2 | 2.0 | 80.5 | 3.4 | 87.7 | 2.5 | 79.1 | 1.6 | 87.9 | 1.2 | 82.6 | 1.3 | 89.6 | 0.4 | |
total | pas d'indication | 0.4 | 0.2 | 0.0 | . | 3.2 | 1.2 | 1.1 | 0.6 | 0.9 | 0.4 | 4.3 | 1.4 | 2.6 | 0.7 | 2.1 | 0.7 | 2.4 | 0.9 | 0.0 | . | 1.8 | 1.0 | 2.5 | 0.6 | 2.4 | 0.6 | 1.0 | 0.3 | 1.7 | 0.2 |
à une strate | 29.9 | 1.6 | 25.6 | 2.9 | 28.2 | 2.9 | 36.6 | 2.5 | 28.6 | 1.9 | 29.5 | 3.1 | 31.1 | 2.0 | 36.4 | 2.5 | 33.4 | 2.7 | 37.8 | 4.1 | 28.5 | 3.4 | 40.8 | 2.0 | 33.4 | 1.7 | 35.3 | 1.7 | 33.0 | 0.6 | |
à plusieurs strates | 56.5 | 1.8 | 72.1 | 3.0 | 65.2 | 3.1 | 54.7 | 2.6 | 64.5 | 2.0 | 51.3 | 3.4 | 45.3 | 2.2 | 52.4 | 2.6 | 44.7 | 2.9 | 43.1 | 4.2 | 53.2 | 3.8 | 31.2 | 1.9 | 40.3 | 1.8 | 48.0 | 1.8 | 49.9 | 0.6 | |
étagée | 12.3 | 1.2 | 2.3 | 1.0 | 3.0 | 1.1 | 7.5 | 1.4 | 5.9 | 1.0 | 13.1 | 2.3 | 19.6 | 1.8 | 8.3 | 1.4 | 15.8 | 2.1 | 18.4 | 3.3 | 12.7 | 2.6 | 24.4 | 1.7 | 19.9 | 1.4 | 14.0 | 1.2 | 13.8 | 0.4 | |
par collectifs | 0.8 | 0.3 | 0.0 | . | 0.5 | 0.5 | 0.0 | . | 0.0 | . | 1.8 | 0.9 | 1.4 | 0.5 | 0.8 | 0.5 | 3.7 | 1.1 | 0.7 | 0.7 | 3.7 | 1.5 | 1.1 | 0.4 | 4.0 | 0.7 | 1.7 | 0.5 | 1.5 | 0.2 | |
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. 1219943. Birmensdorf, Swiss Federal Research Institute WSL