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NFI4b

forest area: indicator of groundwater protection zone (2013) · basal area of conifers (classified) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
indicator of groundwater protection zone (2013)basal area of conifers (classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no groundwater protection zonen/a11.5184.3297.3225.6253.5314.52836.610
0 - 10%93.0622.71217.51412.0169.91861.66216.74
11 - 50%89.8625.61124.0115.1254.5279.219158.24
51 - 90%105.5545.4836.1912.3168.8208.420216.74
91 - 100%69.47100.6543.3864.25116.9346.48440.72
total369.22198.72128.2399.33143.62130.031069.01
groundwater protection zonen/a0.41001.8450.41000.771..1.0584.229
0 - 10%11.8170.41001.0581.7440.410012.41627.711
11 - 50%15.0150.7710.7710.771..0.77117.914
51 - 90%24.3121.8452.8351.0581.1580.77131.710
91 - 100%13.3165.8253.43111.0173.9308.92046.29
total64.8710.5188.32015.2145.32523.711127.75
totaln/a11.8176.1247.7226.3233.5315.52540.99
0 - 10%104.8523.11218.51313.71510.21874.05244.43
11 - 50%104.8526.31124.7115.8244.5279.918176.14
51 - 90%129.9447.2838.9813.4159.9189.219248.43
91 - 100%82.66106.4446.7775.25120.7355.37487.02
total434.01209.22136.52114.43148.92153.821196.71

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #151045/137425
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