A Treatment wetland is an engineered sequence of water bodies designed to filter and treat waterborne pollutants found in storm water runoff or effluent.[1]
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In treatment wetlands aerobic and anaerobic biological processes can neutralize and capture most of the dissolved nutrients and toxic pollutants from the water, resulting in the discharge of clean water. [2]
Types of treatment wetlands include:
Many regulatory agencies list treatment wetlands as one of their recommended "best management practices" for controlling urban runoff.