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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) | cause de l'exploitation forcée (caractéristique liée à la surface) | 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 | . |
aucune exploitation forcée n'a eu lieu | 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 | . | |
insectes | 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 | . | |
champignons | 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 | . | |
vent | 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 | . | |
poids de la neige lourde | 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 | . | |
avalanche | 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 | . | |
lave torrentielle, glissement de terrain | 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 | . | |
crue | 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 | . | |
incendie | 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 | . | |
perte de vitalité | 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 | . | |
autres causes | 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 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 3.7 | 23 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.5 | 28 | 4.5 | 21 | 2.3 | 29 | 8.1 | 15 | 3.7 | 23 | 5.6 | 18 | 22.4 | 9 | 17.1 | 11 | 13.8 | 11 | 83.8 | 5 | |
insectes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.5 | 58 | 1.0 | 45 | 0.0 | . | 1.6 | 35 | 0.4 | 71 | 0.4 | 71 | 1.2 | 41 | 1.0 | 45 | 0.4 | 70 | 6.5 | 17 | |
champignons | 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 | . | |
vent | 0.6 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.2 | 41 | 1.0 | 45 | 0.2 | 100 | 0.8 | 50 | 0.6 | 58 | 0.2 | 100 | 0.8 | 50 | 0.2 | 100 | 0.0 | . | 5.6 | 19 | |
poids de la neige lourde | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 1.2 | 41 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | |
lave torrentielle, glissement de terrain | 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 | . | |
crue | 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 | . | |
incendie | 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 | . | |
perte de vitalité | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | |
autres causes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.4 | 71 | |
total | 4.5 | 21 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 4.2 | 21 | 6.4 | 17 | 2.8 | 27 | 10.9 | 13 | 4.7 | 20 | 6.2 | 18 | 24.8 | 9 | 19.5 | 10 | 14.2 | 11 | 98.3 | 4 | |
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 | . |
aucune exploitation forcée n'a eu lieu | 117.0 | 3 | 34.7 | 7 | 32.8 | 7 | 44.5 | 6 | 72.2 | 4 | 27.5 | 8 | 61.1 | 5 | 53.5 | 6 | 41.1 | 7 | 17.6 | 10 | 21.1 | 9 | 84.3 | 4 | 110.1 | 4 | 136.5 | 2 | 854.1 | 1 | |
insectes | 10.0 | 14 | 3.3 | 24 | 4.2 | 22 | 8.3 | 15 | 11.2 | 13 | 3.1 | 25 | 7.7 | 16 | 7.2 | 17 | 4.0 | 22 | 1.4 | 38 | 1.8 | 33 | 3.0 | 26 | 4.2 | 22 | 1.0 | 45 | 70.2 | 5 | |
champignons | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 45 | |
vent | 21.2 | 9 | 3.8 | 23 | 8.8 | 15 | 17.0 | 10 | 23.5 | 9 | 7.5 | 16 | 21.5 | 9 | 9.8 | 14 | 2.4 | 29 | 1.2 | 41 | 1.4 | 38 | 1.0 | 45 | 4.2 | 22 | 0.8 | 50 | 123.9 | 4 | |
poids de la neige lourde | 0.4 | 71 | 0.0 | . | 0.4 | 71 | 0.6 | 58 | 0.8 | 50 | 0.4 | 71 | 0.4 | 71 | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 4.8 | 20 | 0.4 | 70 | 9.4 | 15 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.6 | 58 | 0.6 | 58 | 0.6 | 58 | 1.2 | 41 | 0.0 | . | 3.2 | 25 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.4 | 70 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 1.5 | 38 | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 1.2 | 41 | 0.2 | 100 | 4.7 | 21 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.4 | 71 | |
incendie | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.6 | 58 | |
perte de vitalité | 2.0 | 32 | 1.2 | 41 | 0.4 | 71 | 0.4 | 71 | 1.0 | 45 | 0.0 | . | 1.9 | 33 | 0.8 | 50 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.8 | 50 | 0.2 | 100 | 0.0 | . | 9.0 | 15 | |
autres causes | 0.8 | 50 | 0.2 | 100 | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.6 | 58 | 0.2 | 100 | 3.0 | 26 | |
total | 151.4 | 2 | 43.2 | 6 | 47.5 | 6 | 71.2 | 4 | 109.5 | 3 | 38.8 | 7 | 94.2 | 4 | 72.2 | 5 | 48.3 | 6 | 21.6 | 9 | 25.0 | 9 | 90.7 | 4 | 126.3 | 3 | 139.4 | 2 | 1079.6 | 1 | |
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 | . |
aucune exploitation forcée n'a eu lieu | 120.7 | 3 | 34.7 | 7 | 32.8 | 7 | 44.5 | 6 | 72.2 | 4 | 30.0 | 8 | 65.6 | 5 | 55.9 | 5 | 49.2 | 6 | 21.3 | 9 | 26.7 | 8 | 106.7 | 4 | 127.2 | 3 | 150.3 | 2 | 937.8 | 1 | |
insectes | 10.0 | 14 | 3.3 | 24 | 4.2 | 22 | 8.3 | 15 | 11.2 | 13 | 3.6 | 23 | 8.7 | 15 | 7.2 | 17 | 5.6 | 19 | 1.8 | 33 | 2.2 | 30 | 4.2 | 22 | 5.1 | 20 | 1.4 | 38 | 76.7 | 5 | |
champignons | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 45 | |
vent | 21.8 | 9 | 3.8 | 23 | 8.8 | 15 | 17.0 | 10 | 23.5 | 9 | 8.6 | 15 | 22.5 | 9 | 10.0 | 14 | 3.2 | 25 | 1.8 | 33 | 1.6 | 35 | 1.8 | 33 | 4.4 | 21 | 0.8 | 50 | 129.5 | 4 | |
poids de la neige lourde | 0.6 | 58 | 0.0 | . | 0.4 | 71 | 0.6 | 58 | 0.8 | 50 | 0.4 | 71 | 0.4 | 71 | 0.9 | 50 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.6 | 58 | 5.2 | 20 | 0.4 | 70 | 10.6 | 14 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.6 | 58 | 0.6 | 58 | 0.6 | 58 | 1.4 | 38 | 0.0 | . | 3.6 | 24 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.4 | 70 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 1.5 | 38 | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 1.2 | 41 | 0.2 | 100 | 4.7 | 21 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.4 | 71 | |
incendie | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.6 | 58 | |
perte de vitalité | 2.0 | 32 | 1.2 | 41 | 0.4 | 71 | 0.4 | 71 | 1.0 | 45 | 0.0 | . | 1.9 | 33 | 0.8 | 50 | 0.4 | 71 | 0.2 | 100 | 0.0 | . | 0.8 | 50 | 0.4 | 71 | 0.0 | . | 9.4 | 15 | |
autres causes | 0.8 | 50 | 0.2 | 100 | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 1.0 | 45 | 0.2 | 100 | 3.4 | 24 | |
total | 155.9 | 2 | 43.2 | 6 | 47.5 | 6 | 71.2 | 4 | 109.5 | 3 | 43.1 | 6 | 100.7 | 3 | 75.0 | 4 | 59.2 | 5 | 26.3 | 8 | 31.3 | 8 | 115.5 | 4 | 145.8 | 3 | 153.7 | 2 | 1177.9 | 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. 1218518. Birmensdorf, Swiss Federal Research Institute WSL