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NFI4
forest area
indicator of groundwater protection zone (2013) · degree of mixture
unit of reference: protection forest 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
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
indicator of groundwater protection zone (2013)degree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no groundwater protection zonen/a2.9265.1202.0322.9263.1261.24117.111
pure conifer forest73.4587.3442.0661.3495.8332.27391.92
mixed conifer forest87.4440.6629.278.1155.9188.615179.83
mixed broadleaf forest72.3522.2915.4115.3195.5197.816128.44
pure broadleaf forest114.3421.7918.61010.5136.51753.55225.23
total350.31176.92107.2288.03116.72103.33942.41
groundwater protection zonen/a0.8500.8500.21000.0.0.21000.21002.230
pure conifer forest15.5114.6213.8238.8143.8235.91842.47
mixed conifer forest20.3101.7351.8330.6580.4711.04525.79
mixed broadleaf forest13.6121.2410.8500.4710.21000.65816.811
pure broadleaf forest11.5131.3411.5351.2400.0.12.21227.68
total61.859.5148.11511.0134.62119.89114.74
totaln/a3.8235.9182.2302.9263.3251.43819.410
pure conifer forest88.8491.8445.8570.2399.6338.16434.32
mixed conifer forest107.8442.2630.978.7156.3179.614205.53
mixed broadleaf forest85.9423.4916.2105.7185.7188.315145.13
pure broadleaf forest125.8323.0920.2911.6126.51765.74252.82
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 17.06.2020 #885200/351532
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