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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 protectrice (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 | . | |
perte de vitalité | 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 | . | |
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 | 45.8 | 6 | 86.3 | 4 | 53.9 | 6 | 66.8 | 5 | 60.9 | 5 | 107.0 | 3 | 420.7 | 2 | |
insectes | 2.8 | 27 | 2.8 | 27 | 3.1 | 25 | 2.0 | 32 | 2.6 | 28 | 0.6 | 58 | 13.9 | 12 | |
champignons | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.8 | 50 | |
vent | 4.3 | 21 | 16.0 | 11 | 13.2 | 12 | 7.1 | 17 | 7.1 | 17 | 1.2 | 41 | 49.0 | 6 | |
poids de la neige lourde | 0.6 | 58 | 0.4 | 71 | 0.6 | 58 | 0.0 | . | 5.7 | 18 | 0.6 | 58 | 7.9 | 16 | |
avalanche | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 1.4 | 38 | |
lave torrentielle, glissement de terrain | 0.4 | 71 | 0.6 | 58 | 0.2 | 100 | 0.0 | . | 0.6 | 58 | 0.2 | 100 | 2.0 | 32 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | |
incendie | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | |
perte de vitalité | 3.8 | 23 | 4.8 | 20 | 1.2 | 41 | 1.6 | 35 | 0.8 | 50 | 0.0 | . | 12.2 | 13 | |
autres causes | 0.0 | . | 0.2 | 100 | 0.8 | 50 | 0.4 | 71 | 0.6 | 58 | 0.4 | 71 | 2.3 | 29 | |
total | 58.2 | 5 | 111.5 | 4 | 73.7 | 5 | 78.1 | 4 | 78.6 | 5 | 110.7 | 2 | 510.7 | 1 | |
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 | 274.7 | 2 | 64.1 | 5 | 39.3 | 7 | 24.8 | 9 | 45.8 | 6 | 25.5 | 8 | 474.1 | 2 | |
insectes | 17.8 | 10 | 3.6 | 24 | 2.7 | 27 | 0.4 | 71 | 0.6 | 58 | 0.0 | . | 25.1 | 9 | |
champignons | 3.9 | 22 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 4.3 | 21 | |
vent | 43.8 | 6 | 11.6 | 13 | 10.5 | 14 | 2.4 | 29 | 5.6 | 19 | 0.0 | . | 73.9 | 5 | |
poids de la neige lourde | 0.8 | 50 | 0.8 | 50 | 0.4 | 71 | 0.2 | 100 | 4.4 | 21 | 0.0 | . | 6.5 | 17 | |
avalanche | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | |
lave torrentielle, glissement de terrain | 0.8 | 50 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.4 | 71 | 0.0 | . | 1.6 | 35 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
incendie | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.4 | 71 | |
perte de vitalité | 23.8 | 9 | 3.5 | 24 | 1.4 | 38 | 0.6 | 58 | 0.8 | 50 | 0.2 | 100 | 30.3 | 8 | |
autres causes | 1.2 | 41 | 0.6 | 58 | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 2.2 | 30 | |
total | 367.1 | 1 | 85.1 | 4 | 54.3 | 6 | 28.6 | 8 | 58.1 | 6 | 25.9 | 8 | 619.0 | 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 | 320.4 | 1 | 150.4 | 3 | 93.2 | 4 | 91.5 | 4 | 106.7 | 4 | 132.4 | 2 | 894.8 | 1 | |
insectes | 20.6 | 10 | 6.4 | 18 | 5.8 | 18 | 2.4 | 29 | 3.2 | 25 | 0.6 | 58 | 39.0 | 7 | |
champignons | 4.5 | 21 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 5.2 | 20 | |
vent | 48.1 | 6 | 27.6 | 8 | 23.7 | 9 | 9.5 | 14 | 12.7 | 12 | 1.2 | 41 | 122.8 | 4 | |
poids de la neige lourde | 1.4 | 38 | 1.2 | 41 | 1.0 | 45 | 0.2 | 100 | 10.1 | 14 | 0.6 | 58 | 14.5 | 12 | |
avalanche | 0.0 | . | 0.6 | 58 | 0.4 | 71 | 0.0 | . | 0.4 | 71 | 0.4 | 71 | 1.8 | 33 | |
lave torrentielle, glissement de terrain | 1.2 | 41 | 1.0 | 45 | 0.2 | 100 | 0.0 | . | 1.0 | 45 | 0.2 | 100 | 3.6 | 24 | |
crue | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | |
incendie | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.4 | 71 | 0.8 | 50 | |
perte de vitalité | 27.6 | 8 | 8.3 | 15 | 2.6 | 28 | 2.2 | 30 | 1.6 | 35 | 0.2 | 100 | 42.5 | 7 | |
autres causes | 1.2 | 41 | 0.8 | 50 | 0.8 | 50 | 0.6 | 58 | 0.8 | 50 | 0.4 | 71 | 4.6 | 21 | |
total | 425.3 | 1 | 196.5 | 2 | 128.0 | 3 | 106.7 | 4 | 136.7 | 3 | 136.6 | 2 | 1129.7 | 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. 1351101. Birmensdorf, Swiss Federal Research Institute WSL