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NFI2

forest area: groundwater protection zones (april 2013) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
groundwater protection zones (april 2013) %± %± %± %± %± %± %±
n/a74.11.993.70.994.50.887.82.195.31.384.32.089.00.6
groundwater protection zone S1..0.40.20.20.2....0.60.40.20.1
groundwater protection zone S25.31.02.20.61.10.46.91.6..5.81.33.00.3
groundwater protection zone S317.51.73.10.62.70.54.91.40.70.57.31.46.00.4
no groundwater protection zone, but is rated as S20.40.30.60.31.50.40.40.44.01.22.00.81.30.2
no groundwater protection zone, but is rated as S3..............
area of contribution instead of protection zone S32.70.7..........0.50.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #150615/136996
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