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NFI4
forest area
indicator of groundwater protection zone (2013) · degree of mixture
unit of reference: protection forest region
unit: 1000 ha
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)degree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
no groundwater protection zonen/a3.1265.1202.0323.1263.3251.43817.911
pure conifer forest75.6595.3447.8570.14110.4343.76442.82
mixed conifer forest88.1442.2629.978.5157.1169.414185.23
mixed broadleaf forest74.2524.5917.2106.5178.11510.314140.84
pure broadleaf forest117.2424.5922.1912.9128.71562.34247.62
total358.11191.52119.12101.02137.62127.121034.51
groundwater protection zonen/a0.8500.8500.21000.0.0.4710.21002.429
pure conifer forest16.9114.8203.82310.1144.2226.71746.46
mixed conifer forest21.291.7352.2300.6580.4711.53527.58
mixed broadleaf forest13.8121.2410.8500.8500.21001.04517.710
pure broadleaf forest11.9131.5381.5351.4370.0.13.51229.88
total64.659.9148.51512.8125.21922.99123.94
totaln/a3.9235.9182.2303.1263.7231.63520.410
pure conifer forest92.54100.1351.6580.13114.6350.35489.32
mixed conifer forest109.2443.8632.179.1147.51611.013212.83
mixed broadleaf forest88.1425.6818.0107.3168.31511.213158.63
pure broadleaf forest129.1325.9823.6814.3118.71575.94277.42
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 17.06.2020 #885201/351533
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