Environmental Protection Agency (EPA)
Teachers' Guide to Using A Day In the Life of a Drop
Hydrology hopefuls learn about their local watershed. Through discussion and online interactives, they see that their habits affect the water supply. The lesson concludes with a pledge to filter out bad water usage habits. It makes a...
CK-12 Foundation
Ck 12: Fifth Grade Science: Earth Science: Humans and the Water Supply
[Free Registration/Login may be required to access all resource tools.] Looks at ways that humans use water, why some people don't have enough water, and why poor quality water is a problem.
US Environmental Protection Agency
Epa: Reservoirs: Holding Tanks for Drinking Water [Pdf]
How do people get their water reservoirs for drinking water? This site features an in-depth explanation of this question. Come and check it out.