Water pollution occurs when a body of water is adversely affected due to the addition of large amounts of materials to the water. The sources of water pollution are categorized as being a point source or a non-source point of pollution....

Find out how water pollution can be prevented and how it affects you.

This US Geological Survey site briefly discusses the basics of why pesticides are increasingly found in our ground water. Click Home to access the site in Spanish.

For young scholars that have already been introduced to the water cycle, this lesson is intended as a logical follow-up. Students will learn about human impacts on the water cycle that create a pathway for pollutants beginning with urban...

Information about the first federal legislation to address pollution caused by stormwater runoff from the landscape.