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NFI2
forest area
indicator of groundwater protection zone (2013) · basal area of conifers (classified)
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
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
indicator of groundwater protection zone (2013)basal area of conifers (classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no groundwater protection zonen/a9.7144.5214.6203.3251.9312.52726.78
0 - 10%75.5514.41213.6117.1166.11853.05169.73
11 - 50%80.3420.11016.1105.2192.9265.818130.64
51 - 90%100.7441.1630.279.8148.0159.514199.23
91 - 100%84.0496.8342.7662.5497.8332.47416.22
total350.31176.92107.2288.03116.72103.33942.41
groundwater protection zonen/a0.21000.21000.21000.4710.21000.0.1.241
0 - 10%10.0140.4711.3380.7500.0.11.91224.59
11 - 50%13.1121.2411.0450.6580.0.0.85016.611
51 - 90%21.892.4291.9310.8500.8501.43829.08
91 - 100%16.7115.2193.6238.5153.6235.71843.47
total61.859.5148.11511.0134.62119.89114.74
totaln/a9.9144.7204.8203.8232.1302.52727.98
0 - 10%85.6414.81114.9117.9156.11865.04194.23
11 - 50%93.4421.4917.1105.8182.9266.617147.23
51 - 90%122.4343.5632.1710.5138.81410.913228.23
91 - 100%100.84102.0346.3671.03101.4338.16459.62
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 17.06.2020 #875263/341595
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