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NFI4b

forest area: indicator of groundwater protection zone (2013) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
indicator of groundwater protection zone (2013) %± %± %± %± %± %±
no groundwater protection zone76.11.892.71.094.01.093.00.884.02.089.00.6
groundwater protection zone23.91.87.31.06.01.07.00.816.02.011.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #150993/137373
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