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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 avalanches (2022) | degré de fermeture | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% |
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 | . |
comprimé | 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 | . | |
normal | 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 | . | |
lâche | 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 | . | |
aéré | 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 | . | |
clairièré | 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 | . | |
en collectifs serrés | 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 | . | |
en collectifs normaux | 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 | . | |
fermeture 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 | . | |
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 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.0 | . | 1.4 | 50 |
comprimé | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.6 | 45 | 1.7 | 45 | 2.0 | 41 | 4.5 | 28 | 1.5 | 50 | 2.1 | 41 | 3.9 | 30 | 3.2 | 33 | 2.2 | 40 | 23.1 | 12 | |
normal | 1.8 | 45 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.0 | 41 | 0.7 | 71 | 1.3 | 50 | 2.1 | 41 | 1.0 | 58 | 4.9 | 27 | 2.8 | 35 | 3.3 | 33 | 19.9 | 13 | |
lâche | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 0.9 | 57 | 3.1 | 33 | 2.2 | 41 | 1.8 | 44 | 9.7 | 19 | |
aéré | 1.0 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.6 | 45 | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 1.4 | 50 | 5.0 | 26 | 1.8 | 45 | 2.1 | 41 | 14.3 | 15 | |
clairièré | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.0 | . | 0.0 | . | 2.5 | 38 | 1.1 | 58 | 0.7 | 71 | 5.0 | 27 | |
en collectifs serrés | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 1.7 | 45 | 1.8 | 45 | 1.8 | 44 | 6.4 | 24 | |
en collectifs normaux | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.4 | 100 | 0.0 | . | 1.4 | 50 | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 1.0 | 58 | 4.7 | 28 | |
fermeture étagée | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.1 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 2.5 | 38 | 1.4 | 50 | 0.7 | 70 | 6.5 | 24 | |
total | 4.4 | 28 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.9 | 41 | 7.4 | 21 | 2.7 | 35 | 10.6 | 18 | 4.6 | 28 | 5.9 | 24 | 24.3 | 12 | 15.7 | 15 | 13.6 | 15 | 90.9 | 6 | |
à l'extérieur | pas d'indication | 0.7 | 71 | 0.3 | 100 | 1.4 | 50 | 1.4 | 50 | 1.4 | 50 | 0.7 | 71 | 0.7 | 71 | 1.1 | 58 | 1.1 | 58 | 0.3 | 100 | 0.3 | 100 | 1.4 | 50 | 4.4 | 28 | 1.7 | 44 | 16.9 | 14 |
comprimé | 35.4 | 9 | 13.7 | 15 | 13.2 | 16 | 25.2 | 11 | 35.1 | 9 | 12.0 | 17 | 21.9 | 12 | 24.7 | 11 | 11.1 | 17 | 6.8 | 22 | 4.7 | 27 | 12.9 | 16 | 15.6 | 15 | 28.1 | 10 | 260.6 | 3 | |
normal | 46.4 | 8 | 17.7 | 13 | 13.5 | 16 | 25.2 | 11 | 38.8 | 9 | 8.6 | 20 | 23.6 | 12 | 20.2 | 13 | 9.0 | 19 | 4.0 | 29 | 5.7 | 24 | 13.1 | 16 | 21.4 | 12 | 25.1 | 11 | 272.4 | 3 | |
lâche | 26.3 | 11 | 5.6 | 25 | 5.8 | 24 | 11.5 | 17 | 16.1 | 14 | 3.5 | 32 | 10.8 | 18 | 6.0 | 25 | 2.8 | 35 | 1.8 | 45 | 3.1 | 33 | 9.1 | 19 | 15.1 | 15 | 5.8 | 25 | 123.3 | 5 | |
aéré | 8.6 | 20 | 2.4 | 38 | 3.2 | 33 | 7.9 | 21 | 9.8 | 18 | 1.7 | 45 | 9.2 | 20 | 3.6 | 32 | 4.2 | 29 | 0.7 | 71 | 2.1 | 41 | 7.4 | 22 | 17.2 | 14 | 7.1 | 22 | 85.2 | 6 | |
clairièré | 6.8 | 22 | 0.7 | 71 | 1.4 | 50 | 1.4 | 50 | 2.0 | 41 | 1.7 | 50 | 2.0 | 41 | 2.5 | 38 | 2.5 | 38 | 0.7 | 71 | 1.1 | 58 | 7.0 | 22 | 7.4 | 22 | 5.2 | 25 | 42.3 | 9 | |
en collectifs serrés | 6.1 | 24 | 0.7 | 70 | 1.1 | 58 | 1.8 | 45 | 1.1 | 58 | 2.7 | 35 | 6.7 | 23 | 4.4 | 29 | 4.7 | 28 | 1.1 | 58 | 2.4 | 38 | 8.5 | 20 | 6.7 | 23 | 19.8 | 13 | 67.6 | 7 | |
en collectifs normaux | 5.4 | 26 | 0.3 | 100 | 0.3 | 100 | 0.7 | 71 | 0.7 | 71 | 3.3 | 33 | 3.6 | 33 | 2.1 | 41 | 4.6 | 28 | 1.4 | 50 | 1.4 | 50 | 6.3 | 23 | 8.9 | 20 | 12.1 | 17 | 51.3 | 8 | |
fermeture étagée | 7.6 | 21 | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 2.0 | 41 | 8.8 | 20 | 1.3 | 50 | 2.8 | 35 | 0.7 | 71 | 0.3 | 100 | 5.3 | 26 | 6.8 | 23 | 2.1 | 41 | 39.0 | 9 | |
total | 143.4 | 3 | 41.6 | 8 | 39.9 | 9 | 75.8 | 6 | 105.3 | 4 | 36.3 | 9 | 87.2 | 5 | 65.9 | 6 | 42.7 | 9 | 17.6 | 14 | 21.1 | 12 | 71.1 | 6 | 103.6 | 5 | 107.1 | 3 | 958.6 | 1 | |
total | pas d'indication | 0.7 | 71 | 0.3 | 100 | 1.4 | 50 | 1.4 | 50 | 1.4 | 50 | 0.7 | 71 | 0.7 | 71 | 1.1 | 58 | 1.8 | 45 | 0.3 | 100 | 0.3 | 100 | 1.4 | 50 | 5.1 | 26 | 1.7 | 44 | 18.3 | 14 |
comprimé | 35.8 | 9 | 13.7 | 15 | 13.2 | 16 | 25.2 | 11 | 35.1 | 9 | 13.6 | 15 | 23.6 | 12 | 26.7 | 11 | 15.7 | 14 | 8.3 | 20 | 6.8 | 22 | 16.8 | 14 | 18.8 | 13 | 30.2 | 10 | 283.7 | 3 | |
normal | 48.1 | 8 | 17.7 | 13 | 13.5 | 16 | 25.2 | 11 | 38.8 | 9 | 8.6 | 20 | 25.6 | 11 | 20.9 | 13 | 10.3 | 18 | 6.1 | 23 | 6.7 | 22 | 18.0 | 14 | 24.2 | 12 | 28.4 | 10 | 292.4 | 3 | |
lâche | 26.7 | 11 | 5.6 | 25 | 5.8 | 24 | 11.5 | 17 | 16.1 | 14 | 3.5 | 32 | 11.1 | 17 | 6.0 | 25 | 3.5 | 32 | 2.1 | 41 | 4.0 | 29 | 12.2 | 17 | 17.3 | 14 | 7.6 | 21 | 133.0 | 5 | |
aéré | 9.7 | 19 | 2.4 | 38 | 3.2 | 33 | 7.9 | 21 | 9.8 | 18 | 1.7 | 45 | 10.7 | 18 | 3.6 | 32 | 4.9 | 27 | 1.4 | 50 | 3.5 | 32 | 12.4 | 17 | 19.0 | 13 | 9.2 | 19 | 99.5 | 6 | |
clairièré | 6.8 | 22 | 0.7 | 71 | 1.4 | 50 | 1.4 | 50 | 2.0 | 41 | 1.7 | 50 | 2.0 | 41 | 2.5 | 38 | 3.2 | 33 | 0.7 | 71 | 1.1 | 58 | 9.5 | 19 | 8.5 | 20 | 5.9 | 24 | 47.3 | 8 | |
en collectifs serrés | 6.5 | 23 | 0.7 | 70 | 1.1 | 58 | 1.8 | 45 | 1.1 | 58 | 2.7 | 35 | 7.0 | 22 | 4.4 | 29 | 5.1 | 27 | 1.1 | 58 | 2.4 | 38 | 10.2 | 18 | 8.4 | 20 | 21.6 | 12 | 74.1 | 7 | |
en collectifs normaux | 5.4 | 26 | 0.3 | 100 | 0.3 | 100 | 0.7 | 71 | 0.7 | 71 | 3.6 | 32 | 3.9 | 31 | 2.1 | 41 | 6.0 | 24 | 1.4 | 50 | 1.4 | 50 | 7.1 | 22 | 9.7 | 19 | 13.2 | 16 | 55.9 | 8 | |
fermeture étagée | 8.0 | 21 | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 2.0 | 41 | 9.9 | 19 | 1.3 | 50 | 2.8 | 35 | 0.7 | 71 | 0.7 | 71 | 7.8 | 21 | 8.2 | 21 | 2.9 | 35 | 45.4 | 9 | |
total | 147.8 | 3 | 41.6 | 8 | 39.9 | 9 | 75.8 | 6 | 105.3 | 4 | 38.2 | 9 | 94.6 | 5 | 68.6 | 6 | 53.3 | 8 | 22.2 | 12 | 27.0 | 11 | 95.4 | 5 | 119.2 | 5 | 120.7 | 3 | 1049.5 | 1 |
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. 1311993. Birmensdorf, Swiss Federal Research Institute WSL