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The Vertical Flow Reed Bed at Leidsche Rijn. A natural way to filter urban water. (VERBAL)
Date du début: 1 janv. 2003, Date de fin: 30 sept. 2007,
Background
Approximately 20% of the surface water in the EU is severely threatened by pollution from nitrates and phosphates caused mainly by agricultural activities. These cause redundant algae growth, harming fish and sometimes humans. One solution developed to clean polluted surface water is the vertical flow reed bed.
The vertical flow reed bed co ...
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