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NFI4b

forest area: avalanches SilvaProtect, modelled and assigned · stand structure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a..1.450..0.7710.771..2.935
single-layered1.4508.7206.22310.6174.9266.02437.99
multi-layered2.1417.6226.9227.9208.4205.32538.39
stratified0.7713.2331.4505.8243.5312.53817.214
clustered structure0.41000.41000.3100..0.771..1.845
total4.72821.31214.91525.01118.31313.81598.06
outside perimetern/a3.2332.9352.4382.1413.5311.84515.915
single-layered138.1461.3746.3738.2847.8751.27382.83
multi-layered253.6387.3556.8627.11043.5868.46536.72
stratified33.61033.21015.31521.41230.11016.814150.45
clustered structure0.7713.2330.7710.7715.6251.84512.817
total429.31187.92121.6389.44130.63139.931098.71
totaln/a3.2334.3292.4382.8354.2281.84518.714
single-layered139.5470.0652.5748.8752.7757.27420.72
multi-layered255.8394.8563.7635.0952.0773.75575.02
stratified34.41036.4916.71427.21033.6919.313167.64
clustered structure1.1583.6311.1580.7716.3231.84514.616
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #161910/148289
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