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Science » Earth Sciences » Environment 65 Resources Global Warming -- Visitor Center features materials teachers can use in presentations and classroom activities on climate... Global Warming Facts and Our Future explores the latest scientific information from the National Academy of Sciences. Is our... Arctic and Antarctic looks at research being conducted in the two polar regions of earth. These vast, icy... Windows to the Universe explores the Earth, planets of our solar system, and the universe. It includes images... Environmental Protection  Nat'l Academy of Sciences  National Science Foundation  NASA    See All 65 Environment Resources

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