Enviromental Defense Fund - learn about the enviroment, pollution, recycling and what you can do to help. Library of Congress - documents, photographs, movies, and sound recordings that tell America's story. Special Online Exhibitions, Legislative Archives, and other library services and tools. The U.S. Geological Survey - provides reliable scientific and mapping information related to the biological , geological and water resource of the United States. National Archives - America's national record keeper.
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