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QUESTION 14

Scientists state that burning fossil fuels is a big threat to our clean air. What else could be a threat to our supply of clean air?

1 Answer

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Vehicle exhaust fumes are also a threat to our air supply of clean air. It is means of transportation for a majority of the population whether it is a personal car or a ride on public transportation. It produces carbon dioxide and other greenhouse gases that keep heat trapped in the earth’s atmosphere.
User Ghostrydr
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