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pro vyhledávání: '"Walter G. Hines"'
Autor:
Walter G. Hines, Thomas Maddock
Publikováno v:
Journal of the American Water Resources Association. 31:317-329
Most southwestern cities were founded along rivers or in areas having springs or readily available ground water. Because of the generally sparse precipitation, the renewable fresh water supply in the Southwest is smaller than most other areas of the
Autor:
David A. Rickert, Walter G. Hines
Publikováno v:
Science. 200:1113-1118
The U.S. Geological Survey recently completed an intensive river quality assessment study of the Willamette River basin, Oregon. The most noteworthy finding was that across-the-board advanced waste treatment was not the answer to the problem of meeti
Publikováno v:
Journal of the American Water Resources Association. 11:1013-1039
The U.S. Geological Survey is now (1975) conducting an intensive river-quality assessment of the Willamette River basin, Oregon. The objectives are to (1) define a practical framework for conducting comprehensive river-quality assessments, (2) develo
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ENVIRONMENTAL AWARENESS and new laws such as pl 92-500 have estab lished improved river quality as a major goal of overall river basin planning. River quality may be defined as the physical, chemical and biological character of a river with regard to