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région de production | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura | Plateau | Préalpes | 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 | ±% |
pas d'indication | pas d'indication | 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 | . | |
insectes | 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 | . | |
vent | 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 | . | |
avalanche | 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 | . | |
crue | 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 | . | |
perte de vitalité | 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 | . | |
total | 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 | . |
aucune exploitation forcée n'a eu lieu | 3.6 | 31 | 0.0 | . | 8.9 | 19 | 51.5 | 8 | 12.8 | 16 | 76.8 | 6 | |
insectes | 0.0 | . | 0.0 | . | 1.7 | 45 | 5.6 | 25 | 0.8 | 70 | 8.1 | 21 | |
champignons | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
vent | 0.8 | 70 | 0.0 | . | 1.0 | 58 | 2.1 | 41 | 0.0 | . | 3.8 | 30 | |
poids de la neige lourde | 0.0 | . | 0.0 | . | 0.4 | 100 | 1.4 | 50 | 0.0 | . | 1.8 | 45 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.3 | 100 | |
lave torrentielle, glissement de terrain | 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 | . | |
incendie | 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 | . | |
autres causes | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 4.4 | 28 | 0.0 | . | 12.0 | 16 | 61.0 | 7 | 13.6 | 15 | 90.9 | 6 | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 144.4 | 3 | 142.2 | 3 | 129.6 | 4 | 219.3 | 3 | 105.4 | 3 | 740.9 | 1 | |
insectes | 13.3 | 16 | 22.7 | 12 | 15.2 | 15 | 15.4 | 15 | 0.7 | 71 | 67.3 | 7 | |
champignons | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 0.0 | . | 0.0 | . | 1.0 | 58 | |
vent | 24.7 | 11 | 49.9 | 7 | 39.1 | 9 | 8.2 | 20 | 0.7 | 71 | 122.6 | 5 | |
poids de la neige lourde | 0.0 | . | 2.5 | 38 | 1.7 | 45 | 7.7 | 21 | 0.0 | . | 11.9 | 17 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 1.7 | 45 | 0.0 | . | 1.7 | 45 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 1.9 | 45 | 0.7 | 71 | 0.0 | . | 2.6 | 38 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
incendie | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.3 | 100 | |
perte de vitalité | 1.8 | 45 | 2.4 | 38 | 1.5 | 50 | 1.4 | 50 | 0.0 | . | 7.1 | 22 | |
autres causes | 0.8 | 70 | 0.7 | 71 | 0.0 | . | 1.4 | 50 | 0.3 | 100 | 3.2 | 33 | |
total | 185.0 | 2 | 221.0 | 1 | 189.3 | 2 | 256.2 | 2 | 107.1 | 3 | 958.6 | 1 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
aucune exploitation forcée n'a eu lieu | 148.0 | 3 | 142.2 | 3 | 138.5 | 3 | 270.8 | 2 | 118.2 | 3 | 817.7 | 1 | |
insectes | 13.3 | 16 | 22.7 | 12 | 16.9 | 14 | 21.0 | 13 | 1.4 | 50 | 75.3 | 7 | |
champignons | 0.0 | . | 0.7 | 71 | 0.3 | 100 | 0.0 | . | 0.0 | . | 1.0 | 58 | |
vent | 25.5 | 11 | 49.9 | 7 | 40.0 | 9 | 10.3 | 18 | 0.7 | 71 | 126.4 | 5 | |
poids de la neige lourde | 0.0 | . | 2.5 | 38 | 2.1 | 41 | 9.1 | 19 | 0.0 | . | 13.8 | 16 | |
avalanche | 0.0 | . | 0.0 | . | 0.0 | . | 2.1 | 41 | 0.0 | . | 2.1 | 41 | |
lave torrentielle, glissement de terrain | 0.0 | . | 0.0 | . | 1.9 | 45 | 0.7 | 71 | 0.0 | . | 2.6 | 38 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
incendie | 0.0 | . | 0.0 | . | 0.0 | . | 0.3 | 100 | 0.0 | . | 0.3 | 100 | |
perte de vitalité | 1.8 | 45 | 2.4 | 38 | 1.5 | 50 | 1.4 | 50 | 0.0 | . | 7.1 | 22 | |
autres causes | 0.8 | 70 | 0.7 | 71 | 0.0 | . | 1.4 | 50 | 0.3 | 100 | 3.2 | 33 | |
total | 189.3 | 2 | 221.0 | 1 | 201.3 | 2 | 317.1 | 2 | 120.7 | 3 | 1049.5 | 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. 1218499. Birmensdorf, Swiss Federal Research Institute WSL