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1by Brian, Antony W.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2005
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2by Stofan, Ellen Renee, 1961-“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2012
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3by Stofan, Ellen Renee, 1961-“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2012
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Get full text
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