Question

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What do you think were some positive effects of having clean water and effective sewage systems in cities? (THE EMERGENCE OF MASS SOCIETY UNIT)

Answer 1

The act reduced soil depletion by agricultural runoff by a billion tons per year, and water treatment plant coverage increased from 8 million people to 175 million people. Most importantly, the Clean Water Act has raised awareness of the problem of water pollution.

Or another answer:

Having clean water and sanitation means being able to avoid exposure to countless diseases. Every year, millions of people die from diseases caused by inadequate water supply, sanitation, and hygiene. Other than pneumonia, diarrhea is the main cause of death in children under age 5.