River resource management in the Grand Canyon /
Federal management of water is undergoing a change that involves a drastic reduction in the number of new water projects and an increase in emphasis on the quality of water management. This book summarizes and analyzes environmental research conducted in the lower Colorado River below the Glen Canyo...
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| Định dạng: | Sách |
| Ngôn ngữ: | English |
| Được phát hành: |
Washington, D.C. :
National Academy Press,
1996.
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| Những chủ đề: |
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Lehigh
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Electronic book |
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