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NFI4
forest area
avalanches SilvaProtect · basal area (standing live trees)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jurato 19 m2/ha26.970.0.5.21932.17
20-39 m2/ha54.052.42912.91169.34
40-59 m2/ha27.082.2307.41636.66
from 60 m2/ha5.5190.0.1.3386.817
total113.324.62026.88144.81
Eastern Jurato 19 m2/ha12.5100.0.0.75813.29
20-39 m2/ha20.770.0.2.92623.66
40-59 m2/ha7.1160.0.0.6577.815
from 60 m2/ha1.2400.0.0.0.1.240
total41.630.0.4.12245.72
Western Plateauto 19 m2/ha13.490.0.1.73515.18
20-39 m2/ha16.490.0.1.93318.38
40-59 m2/ha9.0130.0.0.5709.413
from 60 m2/ha3.3240.0.1.0444.220
total42.030.0.5.01947.02
Central Plateauto 19 m2/ha19.470.0.2.92522.37
20-39 m2/ha26.070.0.3.72229.76
40-59 m2/ha11.4120.0.2.32813.710
from 60 m2/ha2.7260.0.0.6583.323
total59.530.0.9.41369.01
Eastern Plateauto 19 m2/ha34.650.0.1.53536.15
20-39 m2/ha39.250.0.2.52841.75
40-59 m2/ha21.980.0.1.43723.38
from 60 m2/ha4.5210.0.0.0.4.521
total100.220.0.5.519105.61
Western Pre-Alpsto 19 m2/ha5.5191.4414.62111.511
20-39 m2/ha3.3241.3387.11611.711
40-59 m2/ha4.2200.7505.91710.711
from 60 m2/ha2.6260.9442.8246.315
total15.6104.32120.4840.33
Central Pre-Alpsto 19 m2/ha14.3101.2418.91424.37
20-39 m2/ha16.0102.03116.51034.56
40-59 m2/ha11.4132.23011.81225.47
from 60 m2/ha6.2180.21004.42210.913
total47.955.61841.6595.12
Eastern Pre-Alpsto 19 m2/ha6.9170.0.6.11812.911
20-39 m2/ha11.9121.24111.41224.58
40-59 m2/ha8.9140.94410.51220.38
from 60 m2/ha5.2190.6574.1219.913
total32.962.72632.1667.73
Northwestern Alpsto 19 m2/ha5.5183.5245.11914.210
20-39 m2/ha6.2173.32410.11319.68
40-59 m2/ha3.7232.4284.82010.812
from 60 m2/ha2.2300.7503.5236.416
total17.61010.01323.5851.13
Central Alpsto 19 m2/ha2.2290.6570.4713.223
20-39 m2/ha3.5221.8333.4238.613
40-59 m2/ha2.3281.9302.1296.315
from 60 m2/ha1.5340.6580.7492.824
total9.5124.8186.71520.95
Northeastern Alpsto 19 m2/ha2.2281.8334.4198.413
20-39 m2/ha2.4291.9334.2218.414
40-59 m2/ha1.8330.9452.3285.018
from 60 m2/ha1.2411.8331.8314.818
total7.6156.41612.71026.65
Southwestern Alpsto 19 m2/ha12.6123.82317.21033.66
20-39 m2/ha8.3159.11419.8937.26
40-59 m2/ha2.6266.31710.31319.29
from 60 m2/ha1.0443.6224.4208.913
total24.5822.9851.6599.02
Southeastern Alpsto 19 m2/ha15.9103.32512.11231.37
20-39 m2/ha18.5108.51522.9849.95
40-59 m2/ha11.8124.02214.91130.77
from 60 m2/ha4.4211.2413.8229.514
total50.6517.01053.75121.32
Southern Alpsto 19 m2/ha7.9152.13025.0835.07
20-39 m2/ha8.7155.61840.5654.85
40-59 m2/ha3.0262.42920.2925.68
from 60 m2/ha0.6581.8335.3197.716
total20.1911.91291.13123.12
Switzerlandto 19 m2/ha179.7317.61195.94293.22
20-39 m2/ha235.0237.17159.83431.92
40-59 m2/ha126.1424.0994.84244.92
from 60 m2/ha42.2711.41333.8787.44
total583.0190.14384.321057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #863303/329634
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