I believe that the correct answer would be unequal.
Answer:
False
Explanation:
It only deflects warm air currents(to the east).
The answer is c. 1970.
The Clean Water Act came into force in the decade 1970s. The act is to regulate the discharges of pollutants into the waters and to regulate quality of surface water. The clean water act required industries to reduce or eliminate point source pollution in surface waters.
Answer is Letter A: United States.
USA ranked 7th.
Hope this helped