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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) | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± | % | ± |
pas d'indication | pas d'indication | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . |
aucune exploitation forcée n'a eu lieu | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
insectes | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
champignons | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
vent | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
poids de la neige lourde | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
avalanche | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
lave torrentielle, glissement de terrain | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
crue | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
incendie | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
autres causes | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
perte de vitalité due à la sécheresse | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
autres pertes de vitalité | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |
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 | . |
aucune exploitation forcée n'a eu lieu | 92.0 | 7.7 | . | . | . | . | . | . | . | . | 88.3 | 11.1 | 91.4 | 5.8 | 88.8 | 10.7 | 86.5 | 6.2 | 93.1 | 6.7 | 78.2 | 9.7 | 89.0 | 3.7 | 98.1 | 1.9 | 92.4 | 4.2 | 90.9 | 1.7 | |
insectes | 8.0 | 7.7 | . | . | . | . | . | . | . | . | 11.7 | 11.1 | 4.6 | 4.5 | 0.0 | . | 6.7 | 4.6 | 6.9 | 6.7 | 5.3 | 5.1 | 2.8 | 2.0 | 0.0 | . | 0.0 | . | 3.2 | 1.0 | |
champignons | 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 | . | 3.9 | 3.9 | 11.2 | 10.7 | 6.7 | 4.6 | 0.0 | . | 16.5 | 8.8 | 6.7 | 2.9 | 1.9 | 1.9 | 5.0 | 3.4 | 5.2 | 1.3 | |
poids de la neige lourde | 0.0 | . | . | . | . | . | . | . | . | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.4 | 1.4 | 0.0 | . | 0.0 | . | 0.4 | 0.4 | |
avalanche | 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 | . | |
crue | 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 | . | |
autres causes | 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 due à la sécheresse | 0.0 | . | . | . | . | . | . | . | . | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 2.6 | 2.6 | 0.4 | 0.4 | |
autres pertes de vitalité | 0.0 | . | . | . | . | . | . | . | . | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 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 | . |
aucune exploitation forcée n'a eu lieu | 77.4 | 2.1 | 72.2 | 4.1 | 72.6 | 4.1 | 64.7 | 3.2 | 64.1 | 2.7 | 81.7 | 3.7 | 80.2 | 2.5 | 79.4 | 2.9 | 87.2 | 2.8 | 92.4 | 3.3 | 82.9 | 4.3 | 90.2 | 1.9 | 91.0 | 1.5 | 93.8 | 1.2 | 81.0 | 0.7 | |
insectes | 9.5 | 1.4 | 9.7 | 2.7 | 9.1 | 2.6 | 12.0 | 2.2 | 11.3 | 1.8 | 5.6 | 2.1 | 6.7 | 1.6 | 6.2 | 1.7 | 4.2 | 1.7 | 2.9 | 2.0 | 4.0 | 2.3 | 1.2 | 0.7 | 1.1 | 0.5 | 2.3 | 0.8 | 6.1 | 0.4 | |
champignons | 1.9 | 0.7 | 5.7 | 2.1 | 2.6 | 1.5 | 4.5 | 1.4 | 8.5 | 1.6 | 3.3 | 1.9 | 1.2 | 0.7 | 3.7 | 1.4 | 1.4 | 1.0 | 1.5 | 1.5 | 1.2 | 1.2 | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 2.4 | 0.3 | |
vent | 4.7 | 1.0 | 5.8 | 2.1 | 7.4 | 2.4 | 11.2 | 2.1 | 9.7 | 1.7 | 7.8 | 2.5 | 10.0 | 1.9 | 7.9 | 1.9 | 2.8 | 1.4 | 3.2 | 2.2 | 6.7 | 2.9 | 2.3 | 0.9 | 4.7 | 1.1 | 1.3 | 0.6 | 5.9 | 0.4 | |
poids de la neige lourde | 0.5 | 0.3 | 1.6 | 1.1 | 0.8 | 0.8 | 1.4 | 0.8 | 2.9 | 1.0 | 1.7 | 1.2 | 0.8 | 0.5 | 1.9 | 0.9 | 2.2 | 1.2 | 0.0 | . | 1.3 | 1.3 | 3.5 | 1.1 | 1.6 | 0.7 | 0.8 | 0.4 | 1.5 | 0.2 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.4 | 1.0 | 0.0 | . | 2.7 | 1.9 | 0.8 | 0.6 | 0.3 | 0.3 | 0.0 | . | 0.2 | 0.1 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.7 | 0.7 | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
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 | . | 0.3 | 0.3 | 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 | . | |
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 | . | |
perte de vitalité due à la sécheresse | 5.8 | 1.1 | 5.0 | 2.0 | 6.7 | 2.3 | 5.8 | 1.6 | 2.5 | 0.9 | 0.0 | . | 0.8 | 0.6 | 0.0 | . | 0.0 | . | 0.0 | . | 1.2 | 1.2 | 1.2 | 0.7 | 0.5 | 0.4 | 1.3 | 0.6 | 2.3 | 0.3 | |
autres pertes de vitalité | 0.3 | 0.3 | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 1.0 | 0.6 | 0.0 | . | 0.0 | . | 0.9 | 0.7 | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.3 | 0.3 | 0.6 | 0.4 | 0.4 | 0.1 | |
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 | . |
aucune exploitation forcée n'a eu lieu | 77.9 | 2.0 | 72.2 | 4.1 | 72.6 | 4.1 | 64.7 | 3.2 | 64.1 | 2.7 | 82.1 | 3.5 | 81.1 | 2.4 | 79.8 | 2.8 | 87.1 | 2.6 | 92.6 | 2.9 | 82.1 | 4.0 | 90.0 | 1.7 | 91.9 | 1.3 | 93.6 | 1.2 | 81.9 | 0.6 | |
insectes | 9.4 | 1.4 | 9.7 | 2.7 | 9.1 | 2.6 | 12.0 | 2.2 | 11.3 | 1.8 | 6.0 | 2.1 | 6.5 | 1.5 | 6.0 | 1.7 | 4.7 | 1.6 | 3.6 | 2.1 | 4.2 | 2.1 | 1.6 | 0.7 | 0.9 | 0.5 | 2.1 | 0.7 | 5.9 | 0.4 | |
champignons | 1.8 | 0.6 | 5.7 | 2.1 | 2.6 | 1.5 | 4.5 | 1.4 | 8.5 | 1.6 | 3.1 | 1.7 | 1.1 | 0.6 | 3.5 | 1.3 | 1.2 | 0.8 | 1.2 | 1.2 | 1.0 | 1.0 | 0.0 | . | 0.2 | 0.2 | 0.0 | . | 2.2 | 0.3 | |
vent | 4.6 | 1.0 | 5.8 | 2.1 | 7.4 | 2.4 | 11.2 | 2.1 | 9.7 | 1.7 | 7.3 | 2.4 | 9.5 | 1.8 | 8.0 | 1.9 | 3.5 | 1.4 | 2.6 | 1.8 | 8.5 | 2.9 | 3.3 | 1.0 | 4.3 | 1.0 | 1.7 | 0.6 | 5.8 | 0.4 | |
poids de la neige lourde | 0.4 | 0.3 | 1.6 | 1.1 | 0.8 | 0.8 | 1.4 | 0.8 | 2.9 | 1.0 | 1.6 | 1.1 | 0.7 | 0.5 | 1.8 | 0.9 | 1.8 | 1.0 | 0.0 | . | 1.1 | 1.1 | 3.0 | 0.9 | 1.4 | 0.6 | 0.7 | 0.4 | 1.4 | 0.2 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 1.2 | 0.8 | 0.0 | . | 2.2 | 1.5 | 0.6 | 0.4 | 0.2 | 0.2 | 0.0 | . | 0.2 | 0.1 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.6 | 0.6 | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
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 | . | 0.2 | 0.2 | 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 | . | |
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 | . | |
perte de vitalité due à la sécheresse | 5.6 | 1.1 | 5.0 | 2.0 | 6.7 | 2.3 | 5.8 | 1.6 | 2.5 | 0.9 | 0.0 | . | 0.8 | 0.5 | 0.0 | . | 0.0 | . | 0.0 | . | 1.0 | 1.0 | 0.9 | 0.5 | 0.5 | 0.3 | 1.4 | 0.6 | 2.2 | 0.2 | |
autres pertes de vitalité | 0.3 | 0.3 | 0.0 | . | 0.8 | 0.8 | 0.4 | 0.4 | 1.0 | 0.6 | 0.0 | . | 0.0 | . | 0.9 | 0.6 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 0.3 | 0.2 | 0.2 | 0.5 | 0.4 | 0.4 | 0.1 | |
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. 1218306. Birmensdorf, Swiss Federal Research Institute WSL