The District of Columbia's city council is poised to tax disposable plastic and paper bags and to use the revenue to clean up the trash-strewn Anacostia River.

A company that collects used electronic equipment for "recycling" comes under fire from activists who say the waste is sent to developing countries and mishandled.

The toxic, PCB-laced sediment now being dredged from the Hudson River has to go somewhere -- a landfill in Texas.

Terry and Sandy Gupton are worried for the health of both their cattle and themselves. They live near the stretch of the Emory River clogged with coal ash sludge from a Dec. 22, 2008, spill from a TVA plant.

After a 25-year delay, dredging has finally begun to remove PCB-laced sediments from the stretch of the Hudson River polluted by a GE plant.

After more than five years of negotiations, delegates from 64 countries reached broad consensus in Hong Kong Thursday on a new treaty regulating the recycling of ships.