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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · degree of cover of regeneration (7 classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%..2.9352.935
1-4%..11.41711.417
5-9%1.84519.31321.112
10-25%1.15836.4937.59
26-50%0.410028.61028.910
51-75%0.410024.61125.011
76-100%1.15821.01222.112
total4.627144.22148.92
Eastern Jura< 1%..2.0442.044
1-4%..4.0304.030
5-9%..2.4402.440
10-25%..9.0199.019
26-50%..11.11711.117
51-75%..7.1227.122
76-100%..11.51611.516
total..47.0347.03
Western Plateau< 1%..0.41000.4100
1-4%..4.9284.928
5-9%..5.4265.426
10-25%..14.31514.315
26-50%..11.11711.117
51-75%..4.9284.928
76-100%..6.1256.125
total..47.2447.24
Central Plateau< 1%..2.5352.535
1-4%..5.3235.323
5-9%..7.1207.120
10-25%..15.31315.313
26-50%..14.61314.613
51-75%..11.81511.815
76-100%..12.11512.115
total..68.7268.72
Eastern Plateau< 1%..4.3284.328
1-4%..4.3284.328
5-9%..6.8226.822
10-25%..21.41221.412
26-50%..22.91122.911
51-75%..25.01125.011
76-100%..25.41125.411
total..110.12110.12
Western Pre-Alps< 1%..2.6372.637
1-4%1.1574.8265.923
5-9%0.41004.4284.826
10-25%1.15812.91514.014
26-50%0.41006.3236.722
51-75%..5.9235.923
76-100%..1.1571.157
total2.93538.1541.14
Central Pre-Alps< 1%0.41001.1581.450
1-4%0.7719.31910.018
5-9%1.84413.61515.414
10-25%2.53733.0935.58
26-50%0.77116.81317.613
51-75%0.41007.9218.220
76-100%0.41006.1246.523
total6.82287.8394.72
Eastern Pre-Alps< 1%1.1574.6275.724
1-4%0.410011.41611.816
5-9%0.41007.9208.220
10-25%..19.61219.612
26-50%0.77113.21513.915
51-75%..5.0265.026
76-100%0.41004.3284.627
total2.93566.1368.93
Northwestern Alps< 1%0.7710.7711.450
1-4%1.8446.8228.619
5-9%2.5377.92010.417
10-25%2.93515.71418.612
26-50%1.4507.2218.619
51-75%0.7713.9304.727
76-100%0.41002.1402.537
total10.41744.3654.74
Central Alps< 1%0.31000.7701.057
1-4%0.31002.1402.437
5-9%0.31003.8294.127
10-25%2.4375.2247.619
26-50%0.7704.2284.926
51-75%0.7701.0571.744
76-100%..0.41000.4100
total4.82517.31122.18
Northeastern Alps< 1%1.4491.8443.232
1-4%0.41003.6303.929
5-9%0.7704.3285.026
10-25%2.9345.4248.219
26-50%0.41003.9294.327
51-75%..1.8441.844
76-100%0.41001.8442.140
total6.12222.6928.76
Southwestern Alps< 1%1.4504.1285.525
1-4%7.52112.41619.912
5-9%4.12915.81419.912
10-25%7.92021.31229.210
26-50%3.13311.71614.714
51-75%..3.4313.431
76-100%0.31000.7711.058
total24.41169.3593.73
Southeastern Alps< 1%2.5388.81911.217
1-4%2.14124.61126.710
5-9%1.84518.61320.412
10-25%5.32531.9937.29
26-50%2.14113.31615.514
51-75%1.4504.2295.625
76-100%0.41002.1412.538
total15.514103.63119.03
Southern Alps< 1%0.41007.8218.120
1-4%5.02622.31227.311
5-9%1.84527.61029.410
10-25%3.23329.41032.69
26-50%2.14114.11516.314
51-75%..4.2294.229
76-100%..1.4501.450
total12.416106.94119.33
Switzerland< 1%8.12144.2952.48
1-4%19.313127.25146.55
5-9%15.515144.85160.44
10-25%29.211271.03300.13
26-50%12.017179.04191.04
51-75%3.532110.85114.35
76-100%3.23396.1699.36
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #163461/149841
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