Question

Which of the following would be the most effective means of controlling current water pollution of US surface waters? _

Preventing oil spills _
Stopping all mining activities _
Shutting down factories that discharge materials to rivers _
Reducing storm runoff and erosion

Answer 1

Reducing storm runoff and erosion

Step-by-step explanation:

***verified answer***

Answer 2

the one that would be the most effective means of controlling current water pollution of US surface water is :
Shutting down factories that discharge materials to the rivers.
The largest sum of US pollution currently caused by factory-related substance

hope this helps