- United States Geological Survey home page
- USGS - Water Resources home page
- National Park Service Water Resources Division
- American Water Resources Association home page
- EPA's Office of Water home page
- Environmental Protection Agency (EPA) home page
- Science @ NASA home page, NASA Marshall Space Flight Center
- Image Gallery of Geology, UNC Department of Geology
- Global Hydrology and Climate Center home page, NASA Goddard Space Flight Center
- Soil and Water Conservation Society home page
- Science News
Excellent source of articles describing the most recent and interesting events in scientific reserach.
- Earth, AGI
Published by the American Geosciences Institute, this magazine reviews current issues in the Earth Sciences and can serve as a valuable supplemental resource for teachers and students alike. Visit the web site for online articles and information about obtaining a one-year subscription (40% discount for AGI Member Society members; 65% discount for students).
- National Geographic
Excellent source of articles. Often includes helpful maps.