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Bodenversiegelung
Transcript
soil sealing
Sealed surfaces in Germany
till 2010 87 hectare per day
in 2011 80 hectare per day
aim: in 2020 30 hectare per day
altogether: about 45% of Germany is sealed.
Using of sealed surfaces
- streets
- buildings
- sealed floors (market squares...)
High tide & land utilization
Human-caused reasons for high tide in connection with sealing
- urban development
- by heavy rain canalization brings dirty water in rivers
- soil sealing
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