About Estuaries: EPA's overview of the National Estuary Program and profiles of the 28 estuaries in the program.
Disappearing Beaches: People in North Carolina moved the 208-foot tall 4,800-ton Cape Hatteras Lighthouse -- why would they do such a thing? Beach erosion is the answer. Learn about this natural process that causes people so many problems.
Estuary Basics: Find what features define an estuary, why they should be restored and reasons for habitat loss. Page also explains the importance of these waterways for commercial fishing and recreation.