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Top 10 Endangered Rivers. Melissa Samet, Senior Director of Water Resources. Ameican Rivers.org. |
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Buffalo National River |
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Walden at 150: Scot Miller |
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George Washington Memorial Parkway |
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The Clearwater: America's Environmental Flagship |
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Big Bend NP |
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Pictured Rocks National Lakeshore |
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Indiana Dunes Natl. Lakeshore |