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NFI3–NFI4b
Volume (change): rockfall SilvaProtect · altitudinal vegetation zone · biogeographical region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: grid NFI4 2009-2013
change 2004/06–2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern Alpsoverall
rockfall SilvaProtectaltitudinal vegetation zone m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
n/aupper subalpine....28.0491.763912.95916.04411.444
lower subalpine18.652..37.52814.99715.37422.54527.022
upper montane22.143-40.6110-8.42594.426050.03514.01067.7133
lower montane-7.9159-19.280-33.310116.2157-40.78147.537-17.059
colline/submontane6.7187-17.2552.586512.5146-35.134-6.1274-10.766
total7.778-18.2446.11768.97912.95316.437-0.9432
inside perimeterupper subalpine......-24.8100-12.597..-18.576
lower subalpine-214.4...-54.514234.955..-2.6388-13.6237
upper montane....28.66236.82813.520523.85626.136
lower montane22.7261..25.573-9.9286-110.86457.73217.191
colline/submontane-87.0113-361.90-105.888-43.765..24.478-50.960
total-77.091-361.90-7.23178.3155-24.112027.638-6.9170
outside perimeterupper subalpine....66.83910.415115.25620.34817.338
lower subalpine83.311..27.9529.7106-7.617923.24216.544
upper montane57.93914.62388.314244.32521.59517.18017.941
lower montane-1.594012.926033.534-10.215212.714032.73520.435
colline/submontane-37.666-25.1102-28.89819.76952.66421.934-5.2179
total4.9228-6.231416.14517.5357.411222.22414.525
totalupper subalpine....53.2365.817513.34218.53413.830
lower subalpine18.055..31.12913.4593.426422.43420.723
upper montane27.932-22.21472.838033.82531.54317.26114.042
lower montane-5.8169-14.9957.1206-7.9165-22.28937.225-2.2301
colline/submontane-3.8305-19.346-21.7866.0187-8.221317.637-11.052
total5.893-17.94110.95614.3319.35821.4195.153

difference, calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 15.04.2015 #196789/183282
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