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Since Passage of the Clean Water Act in 1972, All

Question 66

Multiple Choice

Since passage of the Clean Water Act in 1972, all of the following have occurred except


A) The proportion of the U.S. a.population served by sewage treatment plants has increased from 32% to 74%.
B) Annual wetland loss decreased by 80%.
C) The percentage of U.S. a.stream lengths found to be fishable and swimmable increased from 36% to 60% of those tested.
D) The number of Americans served by community water systems that met federal health standards decreased slightly.
E) Only one of the choices correctly reflects what has occurred since passage of the Clean Water Act in 1972.

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