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 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 | ±% |
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 | 4.3 | 29 | 19.4 | 13 | 12.3 | 17 | 23.3 | 12 | 18.5 | 14 | 13.8 | 15 | 91.6 | 6 | |
insectes | 0.3 | 100 | 1.4 | 50 | 0.7 | 71 | 0.7 | 71 | 0.0 | . | 0.0 | . | 3.1 | 33 | |
champignons | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
vent | 0.0 | . | 1.0 | 58 | 1.3 | 50 | 1.7 | 45 | 0.4 | 100 | 0.7 | 71 | 5.1 | 26 | |
poids de la neige lourde | 0.0 | . | 0.0 | . | 0.0 | . | 0.4 | 100 | 0.0 | . | 0.0 | . | 0.4 | 100 | |
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 | . | 0.4 | 100 | 0.4 | 100 | |
autres pertes de vitalité | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 4.7 | 27 | 21.8 | 12 | 14.2 | 15 | 26.1 | 11 | 18.9 | 13 | 14.9 | 15 | 100.6 | 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 | 297.0 | 2 | 157.2 | 4 | 103.7 | 5 | 87.9 | 6 | 122.9 | 5 | 135.3 | 3 | 904.0 | 1 | |
insectes | 43.7 | 8 | 10.6 | 18 | 6.2 | 24 | 1.5 | 50 | 1.4 | 50 | 3.2 | 33 | 66.5 | 7 | |
champignons | 19.4 | 13 | 3.2 | 35 | 3.3 | 33 | 0.0 | . | 0.4 | 100 | 0.0 | . | 26.1 | 11 | |
vent | 32.1 | 10 | 13.8 | 16 | 8.1 | 21 | 2.1 | 41 | 6.4 | 23 | 1.8 | 45 | 64.3 | 7 | |
poids de la neige lourde | 5.9 | 24 | 2.5 | 38 | 2.0 | 41 | 3.2 | 33 | 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 | 1.7 | 45 | 25.1 | 12 | |
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 | 420.8 | 1 | 189.4 | 3 | 124.8 | 5 | 97.1 | 5 | 134.9 | 4 | 143.9 | 3 | 1110.9 | 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 | 301.3 | 2 | 176.6 | 4 | 115.9 | 5 | 111.2 | 5 | 141.4 | 4 | 149.0 | 2 | 995.5 | 1 | |
insectes | 44.1 | 8 | 12.0 | 17 | 6.8 | 23 | 2.2 | 41 | 1.4 | 50 | 3.2 | 33 | 69.7 | 7 | |
champignons | 19.4 | 13 | 3.2 | 35 | 3.3 | 33 | 0.0 | . | 0.4 | 100 | 0.0 | . | 26.1 | 11 | |
vent | 32.1 | 10 | 14.8 | 15 | 9.3 | 19 | 3.8 | 30 | 6.8 | 23 | 2.6 | 38 | 69.4 | 7 | |
poids de la neige lourde | 5.9 | 24 | 2.5 | 38 | 2.0 | 41 | 3.5 | 32 | 2.1 | 41 | 1.0 | 58 | 17.0 | 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 | 425.4 | 1 | 211.2 | 3 | 139.1 | 4 | 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. 1218607. Birmensdorf, Swiss Federal Research Institute WSL