Program
The Chesapeake Bay Water Quality Project
Photograph by Jackie Karsten
Classroom Resources
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The World's Water
The world's increasing population and development of agricultural land are putting pressure on the Earth's limited freshwater supplies. Find out what's at stake and how you can help.
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Water Calculator
Figure out your footprint, then join hundreds of website visitors who together have pledged to save thousands of gallons a day.
Environmental Literacy
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Teacher Guides for Grades 3-8
Download free, reader-friendly guides for teaching critical environmental topics—the ocean, climate change, and energy—in the classroom.