Fri September 16, 2011
NPR Story

Cultivating A Wastewater Treatment System

The New York Department of Environmental Protection installed a prototype "algal turf scrubber" at one of its wastewater treatment plants in Queens. The scrubber--two 350-foot metal ramps coated with algae that grows naturally--is designed to use algae to remove nutrients and boost dissolved oxygen in the water that passes through it.

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