Sélectionner un thème dans la liste
région de forêt protectrice | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Plateau/Jura | Nord des Alpes ouest | Nord des Alpes est | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||
forêt de protection contre des coulées de boue/glissements de terrain (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 | ±% |
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 | 14.4 | 15 | 14.1 | 16 | 14.1 | 16 | 24.5 | 12 | 16.6 | 14 | 23.7 | 11 | 107.3 | 5 | |
insectes | 1.4 | 50 | 1.4 | 50 | 1.0 | 58 | 1.1 | 58 | 0.4 | 100 | 0.7 | 71 | 5.9 | 24 | |
champignons | 1.8 | 45 | 0.4 | 100 | 1.0 | 58 | 0.0 | . | 0.0 | . | 0.0 | . | 3.1 | 33 | |
vent | 0.7 | 71 | 2.1 | 41 | 2.1 | 41 | 0.7 | 71 | 0.4 | 100 | 0.4 | 100 | 6.4 | 24 | |
poids de la neige lourde | 0.0 | . | 0.0 | . | 0.0 | . | 1.8 | 45 | 0.7 | 71 | 0.4 | 100 | 2.8 | 35 | |
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 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | |
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 | 1.7 | 44 | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 1.8 | 45 | 3.9 | 30 | |
autres pertes de vitalité | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | |
total | 20.0 | 13 | 17.9 | 14 | 18.5 | 14 | 28.8 | 11 | 18.0 | 14 | 27.0 | 11 | 130.2 | 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 | 283.6 | 2 | 155.7 | 4 | 97.6 | 6 | 80.0 | 6 | 119.8 | 5 | 119.1 | 3 | 855.7 | 1 | |
insectes | 42.3 | 9 | 10.6 | 18 | 5.9 | 25 | 0.7 | 71 | 1.0 | 58 | 2.5 | 37 | 63.0 | 7 | |
champignons | 17.2 | 14 | 2.8 | 38 | 2.2 | 41 | 0.0 | . | 0.4 | 100 | 0.0 | . | 22.6 | 12 | |
vent | 30.8 | 10 | 12.7 | 16 | 7.3 | 22 | 3.1 | 33 | 6.1 | 24 | 2.2 | 40 | 62.0 | 7 | |
poids de la neige lourde | 5.9 | 24 | 2.5 | 38 | 1.7 | 45 | 1.8 | 45 | 1.4 | 50 | 0.7 | 71 | 13.8 | 16 | |
avalanche | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 0.7 | 71 | 0.4 | 100 | 0.0 | . | 2.5 | 38 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.7 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.7 | 71 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.4 | 100 | |
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 | 18.8 | 13 | 0.8 | 71 | 0.3 | 100 | 0.7 | 71 | 0.7 | 71 | 0.3 | 100 | 21.6 | 12 | |
autres pertes de vitalité | 2.1 | 41 | 0.0 | . | 0.4 | 100 | 0.4 | 100 | 0.3 | 100 | 0.8 | 70 | 4.0 | 30 | |
total | 400.8 | 1 | 186.4 | 3 | 116.0 | 5 | 87.3 | 6 | 130.3 | 5 | 125.5 | 3 | 1046.3 | 1 | |
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 | 298.1 | 2 | 169.8 | 4 | 111.7 | 5 | 104.4 | 5 | 136.4 | 4 | 142.8 | 3 | 963.0 | 1 | |
insectes | 43.7 | 8 | 12.0 | 17 | 6.8 | 23 | 1.8 | 45 | 1.4 | 50 | 3.2 | 33 | 68.9 | 7 | |
champignons | 19.0 | 13 | 3.2 | 35 | 3.3 | 33 | 0.0 | . | 0.4 | 100 | 0.0 | . | 25.8 | 12 | |
vent | 31.5 | 10 | 14.8 | 15 | 9.3 | 19 | 3.8 | 30 | 6.4 | 23 | 2.6 | 38 | 68.4 | 7 | |
poids de la neige lourde | 5.9 | 24 | 2.5 | 38 | 1.7 | 45 | 3.5 | 32 | 2.1 | 41 | 1.0 | 58 | 16.7 | 14 | |
avalanche | 0.0 | . | 0.7 | 71 | 0.7 | 71 | 0.7 | 71 | 0.4 | 100 | 0.0 | . | 2.5 | 38 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.7 | 71 | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 1.1 | 58 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.4 | 100 | |
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 | 20.5 | 13 | 0.8 | 71 | 0.3 | 100 | 1.1 | 58 | 0.7 | 71 | 2.1 | 41 | 25.5 | 11 | |
autres pertes de vitalité | 2.1 | 41 | 0.0 | . | 0.7 | 71 | 0.4 | 100 | 0.3 | 100 | 0.8 | 70 | 4.3 | 29 | |
total | 420.7 | 1 | 204.4 | 3 | 134.4 | 5 | 116.0 | 5 | 148.4 | 4 | 152.5 | 2 | 1176.4 | 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. 1271502. Birmensdorf, Swiss Federal Research Institute WSL