On the Anacostia River in Washington, D.C.

Earth Conservation Corps members.

Brian Van Wye,
Anacostia Riverkeeper. 

Setting sail on the Anacostia River. 

Earth Conservation Corps members.

Elementary school students examine a water sample.

 Collecting water samples from the Anacostia River.

 Bill Bertera, executive director of WEF.

 Students of Ketchum Elementary School.