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GreenFILE offers information covering the human impact to the environment. Its collection of scholarly, government and general-interest titles includes content on global warming, green building, pollution, sustainable agriculture, renewable energy, recycling, and more.
Comprises selected resources from "17 U.S. government science organizations within 12 Federal agencies. These agencies form the voluntary Science.gov Alliance. Visitors to the site can search across Alliance agency resources via one query...Two major types of information are included — selected authoritative science Web sites and often hard-to-access scientific databases."