A second species of invasive water chestnut, Trapa bispinosa, covers the surface of a lake in Fairfax County, VA. (Photo courtesy of Nancy Rybicki) It springs to life each year in freshwater ponds and ...

The 25th Annual Potomac River Watershed Cleanup is scheduled for Saturday, April 6, at the Dashiell Marina on board Naval Support Facility Indian Head from 9 a.m. to 12 noon. Join NSF Indian Head and ...

In “The Potomac River, A History and Guide,” published in 2012 book, author Garrett Peck traces the river’s natural and human ...

The Potomac River, called by some “the nation’s river,” may seem to always be in the backdrop, especially in the public’s mind, but the health of the river and its tributaries is vitally important to ...

High-ranking members of federal, state and local jurisdictions talked trash last week at the Potomac Watershed Trash Summit. The goal of the session, led by the Alice ...

WASHINGTON — As floodwaters from this week’s torrential rains begin to recede, they are leaving behind a grim aftermath along the Potomac River: vast rafts of logs, twisted lumber, household trash and ...

Silvery alewives flashed in the dark water of Rock Creek. Nearby, a pack of Washington Cub Scouts worked to clear trash from the fishes' migratory path through the vast Potomac River watershed. "I ...

Washingtonians can’t swim in their own river because of pollution, but smart policy and public pressure can make a difference. Global warming is on the national and global agenda, but we could very ...

The Alice Ferguson Foundation on Friday held a ribbon cutting to celebrate the opening of the education pavilion at the Potomac Watershed Study Center. Officials from Prince George’s and Charles ...

It’s going to be gorgeous on Saturday - come out and volunteer for this year’s Potomac River Watershed Cleanup at NSF Indian Head, scheduled for Saturday, April 11, 9 a.m. - Noon. Help improve Charles ...