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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 | . | 1.9 | 41 | 1.7 | 45 | 2.0 | 41 | 4.9 | 27 | 1.8 | 45 | 2.1 | 41 | 4.6 | 28 | 3.9 | 30 | 2.5 | 37 | 25.9 | 11 | |
normal | 1.8 | 45 | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.0 | . | 2.3 | 38 | 0.7 | 71 | 1.6 | 45 | 2.5 | 38 | 1.0 | 58 | 4.9 | 27 | 3.5 | 32 | 3.6 | 31 | 22.3 | 12 | |
lâche | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 0.9 | 57 | 3.1 | 33 | 2.5 | 38 | 1.8 | 44 | 10.4 | 18 | |
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 | 5.3 | 26 | 2.8 | 35 | 2.1 | 41 | 15.7 | 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 | . | 2.8 | 35 | 1.1 | 58 | 0.7 | 71 | 5.3 | 26 | |
en collectifs serrés | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.4 | 100 | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 1.7 | 45 | 1.8 | 45 | 2.1 | 41 | 7.1 | 22 | |
en collectifs normaux | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.7 | 71 | 0.0 | . | 1.4 | 50 | 0.0 | . | 0.0 | . | 1.1 | 58 | 0.7 | 71 | 1.0 | 58 | 5.3 | 26 | |
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 | 1.8 | 45 | 1.0 | 58 | 7.2 | 22 | |
total | 4.4 | 28 | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 2.6 | 35 | 8.0 | 20 | 2.7 | 35 | 11.2 | 17 | 5.7 | 25 | 5.9 | 24 | 26.1 | 11 | 18.9 | 13 | 14.9 | 15 | 100.6 | 5 | |
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 | 1.1 | 58 | 1.8 | 45 | 4.4 | 28 | 1.7 | 44 | 17.9 | 14 |
comprimé | 36.1 | 9 | 13.7 | 15 | 13.6 | 16 | 25.2 | 11 | 35.8 | 9 | 13.4 | 16 | 23.4 | 12 | 26.0 | 11 | 12.6 | 16 | 7.6 | 21 | 5.4 | 25 | 17.2 | 14 | 19.5 | 13 | 31.6 | 10 | 281.0 | 3 | |
normal | 47.5 | 8 | 18.8 | 13 | 13.9 | 15 | 26.2 | 11 | 40.2 | 8 | 9.0 | 20 | 24.4 | 12 | 21.6 | 12 | 11.1 | 18 | 5.0 | 26 | 7.5 | 21 | 13.8 | 16 | 23.2 | 12 | 30.6 | 10 | 292.8 | 3 | |
lâche | 27.0 | 11 | 5.6 | 25 | 5.8 | 24 | 11.5 | 17 | 16.4 | 14 | 3.5 | 32 | 11.2 | 17 | 6.7 | 24 | 3.1 | 33 | 1.8 | 45 | 3.1 | 33 | 10.9 | 18 | 19.0 | 13 | 8.5 | 20 | 134.1 | 5 | |
aéré | 9.4 | 19 | 2.4 | 38 | 3.2 | 33 | 7.9 | 21 | 9.8 | 18 | 2.1 | 41 | 9.2 | 20 | 4.0 | 30 | 5.3 | 26 | 1.1 | 58 | 3.8 | 30 | 9.9 | 19 | 20.1 | 13 | 11.2 | 17 | 99.4 | 6 | |
clairièré | 9.0 | 19 | 0.7 | 71 | 2.1 | 41 | 1.4 | 50 | 2.0 | 41 | 2.0 | 45 | 3.8 | 30 | 2.5 | 38 | 5.0 | 27 | 3.2 | 33 | 1.4 | 50 | 15.6 | 15 | 12.8 | 17 | 13.5 | 16 | 75.2 | 7 | |
en collectifs serrés | 7.6 | 21 | 0.7 | 70 | 1.1 | 58 | 1.8 | 45 | 1.8 | 45 | 4.9 | 27 | 8.2 | 21 | 5.0 | 27 | 6.8 | 23 | 2.5 | 38 | 2.7 | 35 | 11.4 | 18 | 13.1 | 16 | 26.7 | 11 | 94.3 | 6 | |
en collectifs normaux | 5.8 | 25 | 0.3 | 100 | 0.7 | 71 | 1.0 | 58 | 0.7 | 71 | 3.3 | 33 | 4.3 | 30 | 3.7 | 32 | 5.3 | 26 | 2.5 | 38 | 2.5 | 38 | 9.9 | 19 | 14.2 | 16 | 17.0 | 14 | 71.2 | 7 | |
fermeture étagée | 7.6 | 21 | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 2.8 | 36 | 9.1 | 20 | 1.3 | 50 | 3.2 | 33 | 0.7 | 71 | 0.7 | 71 | 6.7 | 23 | 8.6 | 20 | 3.1 | 33 | 45.0 | 9 | |
total | 150.7 | 3 | 42.6 | 8 | 41.7 | 8 | 77.2 | 6 | 108.5 | 4 | 41.7 | 8 | 94.3 | 5 | 71.9 | 6 | 53.4 | 8 | 24.8 | 12 | 28.2 | 11 | 97.1 | 5 | 134.9 | 4 | 143.9 | 3 | 1110.9 | 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 | 1.1 | 58 | 1.8 | 45 | 5.1 | 26 | 1.7 | 44 | 19.4 | 13 |
comprimé | 36.5 | 9 | 13.7 | 15 | 13.6 | 16 | 25.2 | 11 | 35.8 | 9 | 15.3 | 15 | 25.1 | 12 | 28.0 | 11 | 17.4 | 14 | 9.4 | 19 | 7.6 | 21 | 21.8 | 12 | 23.4 | 12 | 34.1 | 9 | 306.8 | 3 | |
normal | 49.2 | 7 | 18.8 | 13 | 13.9 | 15 | 26.6 | 11 | 40.2 | 8 | 9.0 | 20 | 26.7 | 11 | 22.3 | 12 | 12.7 | 16 | 7.5 | 21 | 8.5 | 20 | 18.7 | 13 | 26.7 | 11 | 34.2 | 9 | 315.1 | 3 | |
lâche | 27.4 | 11 | 5.6 | 25 | 5.8 | 24 | 11.5 | 17 | 16.4 | 14 | 3.5 | 32 | 11.5 | 17 | 6.7 | 24 | 3.8 | 30 | 2.5 | 38 | 4.0 | 29 | 14.0 | 16 | 21.5 | 13 | 10.3 | 18 | 144.6 | 5 | |
aéré | 10.4 | 18 | 2.4 | 38 | 3.2 | 33 | 7.9 | 21 | 9.8 | 18 | 2.1 | 41 | 10.7 | 18 | 4.0 | 30 | 6.0 | 24 | 1.8 | 45 | 5.2 | 26 | 15.2 | 15 | 23.0 | 12 | 13.3 | 16 | 115.0 | 5 | |
clairièré | 9.0 | 19 | 0.7 | 71 | 2.1 | 41 | 1.4 | 50 | 2.0 | 41 | 2.0 | 45 | 3.8 | 30 | 2.5 | 38 | 5.7 | 25 | 3.2 | 33 | 1.4 | 50 | 18.4 | 14 | 13.9 | 16 | 14.2 | 15 | 80.5 | 6 | |
en collectifs serrés | 8.0 | 21 | 0.7 | 70 | 1.1 | 58 | 1.8 | 45 | 1.8 | 45 | 5.2 | 26 | 8.6 | 20 | 5.0 | 27 | 7.2 | 22 | 2.5 | 38 | 2.7 | 35 | 13.1 | 16 | 14.8 | 15 | 28.8 | 10 | 101.3 | 6 | |
en collectifs normaux | 5.8 | 25 | 0.3 | 100 | 0.7 | 71 | 1.0 | 58 | 0.7 | 71 | 3.6 | 32 | 5.0 | 28 | 3.7 | 32 | 6.7 | 23 | 2.5 | 38 | 2.5 | 38 | 11.0 | 18 | 15.0 | 15 | 18.0 | 13 | 76.6 | 7 | |
fermeture étagée | 8.0 | 21 | 0.0 | . | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 2.8 | 36 | 10.2 | 19 | 1.3 | 50 | 3.2 | 33 | 0.7 | 71 | 1.1 | 58 | 9.2 | 19 | 10.4 | 18 | 4.2 | 29 | 52.2 | 8 | |
total | 155.1 | 3 | 42.6 | 8 | 41.7 | 8 | 77.5 | 6 | 108.5 | 4 | 44.3 | 8 | 102.3 | 5 | 74.6 | 6 | 64.6 | 7 | 30.5 | 10 | 34.1 | 10 | 123.2 | 5 | 153.8 | 4 | 158.8 | 2 | 1211.5 | 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. 1312008. Birmensdorf, Swiss Federal Research Institute WSL