No abstract available
Publication types
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Conservation of Natural Resources / legislation & jurisprudence
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Environmental Policy
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Legislation as Topic
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Rivers*
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United States
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Water Cycle
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Water Pollution / legislation & jurisprudence
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Water Pollution / prevention & control
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Water Supply / legislation & jurisprudence*
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Water Supply / standards