A new device called an algae turf scrubber is being used to help clean the water in Baltimore's Inner Harbor.The device works by pumping polluted water into a shallow screened trough, and as the water ...
The Smithsonian Institution is a long way from Lake Apopka. But a device created by a scientist at the Washington, D.C. institution could help reduce pollutants in Lake Apopka. By building a unique ...
In their quest to cure Baltimore’s ailing harbor, advocates and authorities have tried one gadget after another: floating wetlands, a solar-powered aerator, even a trash wheel. Add now the “algal turf ...
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