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région biogéographique | |||||||||||||||
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Jura | Plateau | nord des Alpes | ouest des Alpes centrales | est des Alpes centrales | 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 | 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 | . | |
insectes | 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 | . | |
vent | 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 | . | |
avalanche | 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 | . | |
crue | 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 | . | |
autres causes | 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 | . | |
autres pertes de vitalité | 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 | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 2.2 | 0.7 | 0.1 | 0.1 | 10.0 | 1.0 | 23.3 | 2.7 | 12.9 | 1.8 | 11.1 | 1.7 | 7.8 | 0.5 | |
insectes | 0.2 | 0.2 | 0.0 | . | 0.6 | 0.3 | 0.8 | 0.6 | 0.0 | . | 0.0 | . | 0.3 | 0.1 | |
champignons | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
vent | 0.0 | . | 0.0 | . | 0.7 | 0.3 | 2.0 | 0.9 | 0.6 | 0.4 | 0.6 | 0.4 | 0.5 | 0.1 | |
poids de la neige lourde | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.0 | 0.0 | |
avalanche | 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 | . | |
crue | 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 | . | |
autres causes | 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 | . | 0.3 | 0.3 | 0.0 | 0.0 | |
autres pertes de vitalité | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 2.4 | 0.7 | 0.1 | 0.1 | 11.3 | 1.1 | 26.6 | 2.8 | 13.5 | 1.8 | 12.0 | 1.7 | 8.7 | 0.5 | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 76.8 | 1.9 | 65.2 | 1.7 | 72.7 | 1.6 | 67.3 | 3.0 | 77.8 | 2.2 | 81.7 | 2.0 | 72.8 | 0.8 | |
insectes | 8.1 | 1.2 | 12.2 | 1.2 | 4.9 | 0.8 | 0.8 | 0.6 | 1.1 | 0.6 | 2.6 | 0.8 | 6.2 | 0.4 | |
champignons | 2.3 | 0.7 | 6.1 | 0.9 | 1.7 | 0.5 | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 2.4 | 0.3 | |
vent | 4.0 | 0.9 | 10.0 | 1.1 | 7.0 | 0.9 | 1.2 | 0.7 | 4.7 | 1.1 | 1.5 | 0.6 | 5.8 | 0.4 | |
poids de la neige lourde | 0.6 | 0.3 | 1.9 | 0.5 | 1.3 | 0.4 | 2.4 | 1.0 | 1.4 | 0.6 | 0.3 | 0.3 | 1.3 | 0.2 | |
avalanche | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.1 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.3 | 0.2 | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
crue | 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 | . | |
autres causes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
perte de vitalité due à la sécheresse | 5.6 | 1.0 | 3.8 | 0.7 | 0.4 | 0.2 | 0.8 | 0.6 | 0.3 | 0.3 | 1.1 | 0.6 | 2.2 | 0.3 | |
autres pertes de vitalité | 0.2 | 0.2 | 0.7 | 0.3 | 0.2 | 0.2 | 0.0 | . | 0.3 | 0.3 | 0.6 | 0.4 | 0.4 | 0.1 | |
total | 97.6 | 0.7 | 99.9 | 0.1 | 88.7 | 1.1 | 73.4 | 2.8 | 86.5 | 1.8 | 88.0 | 1.7 | 91.3 | 0.5 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 79.0 | 1.8 | 65.3 | 1.7 | 82.7 | 1.3 | 90.7 | 1.9 | 90.7 | 1.6 | 92.8 | 1.4 | 80.6 | 0.7 | |
insectes | 8.3 | 1.2 | 12.2 | 1.2 | 5.5 | 0.8 | 1.7 | 0.8 | 1.1 | 0.6 | 2.6 | 0.8 | 6.4 | 0.4 | |
champignons | 2.3 | 0.7 | 6.1 | 0.9 | 1.7 | 0.5 | 0.0 | . | 0.3 | 0.3 | 0.0 | . | 2.4 | 0.3 | |
vent | 4.0 | 0.9 | 10.0 | 1.1 | 7.7 | 0.9 | 3.2 | 1.1 | 5.3 | 1.2 | 2.0 | 0.8 | 6.3 | 0.4 | |
poids de la neige lourde | 0.6 | 0.3 | 1.9 | 0.5 | 1.3 | 0.4 | 2.8 | 1.1 | 1.4 | 0.6 | 0.3 | 0.3 | 1.4 | 0.2 | |
avalanche | 0.0 | . | 0.0 | . | 0.2 | 0.2 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.1 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 0.3 | 0.2 | 0.4 | 0.4 | 0.0 | . | 0.0 | . | 0.1 | 0.1 | |
crue | 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 | . | |
autres causes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
perte de vitalité due à la sécheresse | 5.6 | 1.0 | 3.8 | 0.7 | 0.4 | 0.2 | 0.8 | 0.6 | 0.3 | 0.3 | 1.4 | 0.6 | 2.3 | 0.3 | |
autres pertes de vitalité | 0.2 | 0.2 | 0.7 | 0.3 | 0.2 | 0.2 | 0.0 | . | 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 | . |
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. 1218440. Birmensdorf, Swiss Federal Research Institute WSL