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28 April, 08:12

Which action by humans could improve the

quality of the air?

(1) building homes that use only oil furnaces for

heat

(2) buying cars that get more miles per gallon of

gasoline

(3) increasing the number of coal-burning

power plants that generate electricity

(4) cutting down forests to clear land for factories

+5
Answers (1)
  1. 28 April, 10:00
    0
    2 because you are reducing pollution
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