20 years of the Clean Wather Act has U.S. Water Quality...

Environment Science and Policy for Sustainable Development 1993 / 02 Vol. 35; Iss. 1

20 years of the Clean Wather Act has U.S. Water Quality Improved?

Knopman, Debra S., Smith, Richard A.
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Volume:
35
Language:
english
Journal:
Environment: Science and Policy for Sustainable Development
DOI:
10.1080/00139157.1993.9929068
Date:
February, 1993
File:
PDF, 2.04 MB
english, 1993
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