Selection from the list of topics
protection forest region | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
protection forest against avalanches (2022) | main tree species | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% | m²/ha | ±% |
n/a | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
spruce | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
fir | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
pine | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
larch | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
Arolla pine | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
other conifers | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
beech | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
maple | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
ash | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
oak | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
sweet chestnut | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
other broadleaves | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
indeterminable | 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 | . | |
inside | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
spruce | 6.8 | 19 | 21.9 | 8 | 22.5 | 11 | 17.9 | 9 | 20.2 | 10 | 16.4 | 15 | 19.2 | 4 | |
fir | 6.9 | 28 | 4.3 | 20 | 6.4 | 20 | 1.6 | 36 | 0.4 | 60 | 2.8 | 39 | 3.1 | 12 | |
pine | 2.3 | 59 | 0.6 | 53 | 0.5 | 69 | 1.8 | 30 | 1.6 | 42 | 0.6 | 65 | 1.2 | 19 | |
larch | 0.0 | . | 0.3 | 45 | 0.5 | 70 | 8.6 | 13 | 3.6 | 23 | 5.9 | 18 | 3.8 | 10 | |
Arolla pine | 0.0 | . | 0.0 | . | 0.0 | . | 1.8 | 28 | 2.0 | 29 | 0.1 | 99 | 0.8 | 21 | |
other conifers | 0.0 | . | 0.0 | 100 | 0.0 | 99 | 0.0 | 100 | 0.0 | . | 0.0 | . | 0.0 | 77 | |
beech | 11.8 | 15 | 4.8 | 20 | 6.0 | 19 | 0.5 | 51 | 1.3 | 59 | 2.2 | 38 | 3.3 | 11 | |
maple | 1.0 | 39 | 1.8 | 22 | 1.5 | 26 | 0.2 | 55 | 0.0 | 99 | 0.2 | 72 | 0.8 | 15 | |
ash | 0.1 | 78 | 0.3 | 49 | 0.5 | 36 | 0.1 | 61 | 0.0 | 99 | 0.0 | . | 0.2 | 27 | |
oak | 0.0 | . | 0.1 | 95 | 0.0 | . | 0.1 | 89 | 0.0 | . | 0.0 | 99 | 0.0 | 67 | |
sweet chestnut | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
other broadleaves | 0.9 | 69 | 0.4 | 35 | 0.5 | 33 | 0.5 | 36 | 0.5 | 43 | 0.9 | 37 | 0.5 | 17 | |
indeterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 29.9 | 8 | 34.6 | 5 | 38.4 | 6 | 33.0 | 5 | 29.7 | 6 | 29.1 | 7 | 32.9 | 2 | |
outside | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
spruce | 10.8 | 3 | 19.5 | 3 | 19.2 | 4 | 10.0 | 7 | 18.3 | 4 | 4.6 | 9 | 13.2 | 2 | |
fir | 5.0 | 4 | 6.1 | 6 | 4.3 | 8 | 0.8 | 23 | 0.7 | 18 | 0.7 | 22 | 3.8 | 3 | |
pine | 1.5 | 7 | 0.3 | 32 | 0.6 | 24 | 2.8 | 14 | 2.6 | 12 | 0.2 | 44 | 1.3 | 6 | |
larch | 0.3 | 14 | 0.1 | 31 | 0.3 | 30 | 6.3 | 8 | 3.7 | 9 | 2.6 | 10 | 1.4 | 5 | |
Arolla pine | 0.0 | . | 0.0 | 90 | 0.0 | 71 | 0.8 | 20 | 1.3 | 17 | 0.0 | 100 | 0.2 | 13 | |
other conifers | 0.1 | 22 | 0.0 | 71 | 0.0 | 35 | 0.0 | 100 | 0.1 | 47 | 0.0 | . | 0.1 | 18 | |
beech | 7.8 | 3 | 4.4 | 7 | 5.8 | 8 | 0.6 | 24 | 0.7 | 20 | 3.6 | 9 | 5.1 | 2 | |
maple | 1.0 | 6 | 0.7 | 10 | 1.4 | 10 | 0.1 | 30 | 0.1 | 30 | 0.2 | 27 | 0.7 | 4 | |
ash | 1.3 | 6 | 0.6 | 14 | 1.2 | 12 | 0.2 | 29 | 0.1 | 45 | 0.4 | 17 | 0.8 | 5 | |
oak | 1.3 | 7 | 0.2 | 28 | 0.2 | 31 | 0.2 | 29 | 0.1 | 51 | 0.7 | 21 | 0.7 | 6 | |
sweet chestnut | 0.0 | 88 | 0.0 | . | 0.0 | 100 | 0.1 | 46 | 0.0 | 75 | 5.1 | 10 | 0.6 | 10 | |
other broadleaves | 1.1 | 7 | 0.8 | 12 | 1.0 | 13 | 1.1 | 18 | 0.5 | 21 | 3.1 | 8 | 1.2 | 4 | |
indeterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 30.0 | 1 | 32.8 | 2 | 34.0 | 3 | 23.0 | 4 | 28.1 | 3 | 21.1 | 3 | 29.1 | 1 | |
total | n/a | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
spruce | 10.7 | 3 | 19.8 | 3 | 19.5 | 4 | 11.8 | 6 | 18.5 | 4 | 5.8 | 8 | 13.7 | 2 | |
fir | 5.0 | 4 | 5.9 | 6 | 4.5 | 8 | 1.0 | 20 | 0.7 | 17 | 0.9 | 19 | 3.7 | 3 | |
pine | 1.5 | 7 | 0.4 | 27 | 0.6 | 23 | 2.5 | 13 | 2.4 | 12 | 0.3 | 37 | 1.3 | 5 | |
larch | 0.3 | 14 | 0.2 | 26 | 0.3 | 28 | 6.9 | 7 | 3.6 | 8 | 2.9 | 9 | 1.6 | 4 | |
Arolla pine | 0.0 | . | 0.0 | 90 | 0.0 | 71 | 1.0 | 17 | 1.4 | 15 | 0.0 | 72 | 0.3 | 11 | |
other conifers | 0.1 | 22 | 0.0 | 67 | 0.0 | 34 | 0.0 | 71 | 0.1 | 47 | 0.0 | . | 0.1 | 18 | |
beech | 7.8 | 3 | 4.4 | 7 | 5.8 | 7 | 0.6 | 22 | 0.8 | 20 | 3.4 | 9 | 5.0 | 2 | |
maple | 1.0 | 6 | 0.8 | 9 | 1.4 | 10 | 0.1 | 27 | 0.1 | 30 | 0.2 | 25 | 0.7 | 4 | |
ash | 1.3 | 6 | 0.6 | 13 | 1.2 | 12 | 0.2 | 27 | 0.1 | 43 | 0.3 | 17 | 0.8 | 5 | |
oak | 1.3 | 7 | 0.2 | 27 | 0.1 | 31 | 0.1 | 28 | 0.1 | 51 | 0.7 | 21 | 0.6 | 6 | |
sweet chestnut | 0.0 | 88 | 0.0 | . | 0.0 | 100 | 0.1 | 46 | 0.0 | 75 | 4.6 | 10 | 0.6 | 10 | |
other broadleaves | 1.1 | 7 | 0.7 | 11 | 1.0 | 12 | 1.0 | 17 | 0.5 | 19 | 2.8 | 8 | 1.1 | 4 | |
indeterminable | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 30.0 | 1 | 33.0 | 2 | 34.5 | 2 | 25.3 | 3 | 28.3 | 2 | 21.9 | 3 | 29.4 | 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. 1299137. Birmensdorf, Swiss Federal Research Institute WSL