US Environmental Protection Agency
Epa: Secret of Bog Creek
This site has a user guided story about a bog that has been a secret dumping ground for waste.
US Geological Survey
Usgs: Water Science for Schools Pesticides Ground Water
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.
US Geological Survey
Usgs: Water Science School:water Quality
Learn about the importance of water quality and environmental influences that reduce it.