Fredericksburg Freelance Star - November 15th 2012
Stormwater runoff is a major source of Potomac River pollution, and more action is needed now to continue progress in cleaning up the waterway, according to the Potomac Conservancy.
The Maryland-based river-protection group on Thursday released its latest State of the Nation's River report, which cited nutrients, pathogens, sediments and chemicals as the river's main pollution problems....
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