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NFI4
forest area
indicator of groundwater protection zone (2013) · basal area of conifers (classified)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest 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)basal area of conifers (classified) %± %± %± %± %± %± %±
no groundwater protection zonen/a3.20.42.30.53.60.72.90.71.90.51.80.52.70.2
0 - 10%21.20.910.81.012.41.310.01.25.30.841.91.718.00.5
11 - 50%20.50.911.21.016.61.44.60.93.30.75.20.812.80.4
51 - 90%24.30.923.01.325.71.711.81.46.20.96.50.918.40.5
91 - 100%15.60.847.71.535.11.859.52.079.71.529.41.637.40.6
total84.70.895.10.793.41.088.71.396.40.784.71.389.30.4
groundwater protection zonen/a0.40.10.50.20.20.20.20.20.0.0.40.20.30.1
0 - 10%2.30.30.40.20.90.41.20.40.10.18.61.02.30.2
11 - 50%3.50.40.70.31.10.40.50.30.10.11.00.41.70.2
51 - 90%5.60.50.90.31.70.51.20.40.40.21.00.42.70.2
91 - 100%3.40.42.40.52.80.68.21.12.90.64.20.73.70.2
total15.30.84.90.76.61.011.31.33.60.715.31.310.70.4
totaln/a3.60.42.80.53.70.73.10.71.90.52.20.53.00.2
0 - 10%23.50.911.21.013.31.311.21.35.40.850.51.720.30.5
11 - 50%24.00.911.91.017.61.55.10.93.40.76.20.914.50.4
51 - 90%29.91.023.91.327.51.812.91.46.60.97.50.921.20.5
91 - 100%19.00.850.11.537.91.967.71.982.71.433.61.641.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 17.06.2020 #875200/341532
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