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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/a3.70.42.50.53.80.83.30.82.00.52.10.63.00.2
0 - 10%25.01.011.41.013.21.411.21.45.50.949.41.920.20.5
11 - 50%24.21.011.81.117.71.55.21.03.40.76.10.914.30.5
51 - 90%28.61.124.21.427.61.813.21.56.40.97.71.020.70.5
91 - 100%18.50.950.21.637.61.967.12.082.71.434.71.841.80.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
groundwater protection zonen/a2.60.910.44.42.32.31.61.50.0.2.51.43.00.7
0 - 10%15.42.08.64.113.75.210.73.83.83.856.54.621.31.6
11 - 50%22.92.314.25.016.05.64.52.63.43.36.72.316.01.5
51 - 90%36.92.718.85.626.06.810.53.811.76.46.82.325.41.7
91 - 100%22.22.348.17.141.97.672.75.581.07.727.64.134.31.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
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 #875232/341564
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