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NFI4
forest area
indicator of groundwater protection zone (2013)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
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) %± %± %± %± %± %± %±
no groundwater protection zone84.70.895.10.793.41.087.91.396.40.784.81.389.30.4
groundwater protection zone15.30.84.90.76.61.012.11.33.60.715.21.310.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 17.06.2020 #875307/341639
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