Students can learn all about water pathogens in this online exhibit. They'll explore what kinds of micro-organisms infect water, how a water supply can get contaminated, how it is protected, and how officials investigate cases of...

Directions for doing a simple simulation that shows how pollution spreads through groundwater sources.

This cartoon describes what the EPA's Superfund is and how water can become polluted. A lab experiment with Q&A is included.

Home page of the Save Our Seas Organization which seeks to protect all the oceans of the world.

This site focuses on water and air pollution in Australia, with a brief mention of sea breezes.

Using zip codes, this site allows students to locate businesses in their communities that are producing wastes.

[Free Registration/Login Required] Students read about Earth Day and ways students can help the Earth. A question sheet is available to help students build skills in author's purpose.