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3
Water is our future. the miracle in the coalfields /
Published 2018
Streaming video from Academic Video Online
Video
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5
River ecology and man ; Proceedings /
Published 1973
Conference Proceeding Book
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6
River republic : the fall and rise of America's rivers /
by McCool, Daniel, 1950-
Published 2012
Book
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7
A special report on the pollution of river waters /
Book
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