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19 votes
19 votes
Which is a major source of air pollution?

-building dams for hydroelectric plants

-small farms raising large numbers of animals such as cows & pigs

- planting more trees in forest areas

- the production of energy using solar and nuclear power

User Fabianegli
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1 Answer

21 votes
21 votes

Answer:

the correct answer is the 4th one

Step-by-step explanation:

nuclear power causes allot of pollution and the others down affect it

User Auny
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