Biology, 22.04.2020 22:31 nakeytrag

How did Dr. John Snow's findings influence the need for clean water?
His findings caused changes to water pollution standards.
His findings influenced the treatment of water runoff.
His findings caused changes in waste and water treatment.
His findings led to the creation of the Environmental Protection Agency.

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How did Dr. John Snow's findings influence the need for clean water?
His findings caused chang...