1. In what year did people begin to understand air pollution would be a problem? Explain.

Question

Averie Andrews

History

3 December, 18:48

1. In what year did people begin to understand air pollution would be a problem? Explain.

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Answers (2)

Know the Answer?

Cullen Clay · Answer 1

1937 because UT's the answer of the historian questions

Explanation:

because thats yyh and because of it being like thaf

Sylvia Francis · Answer 2

Before the Industrial Revolution, our planet's atmosphere was still untainted by human-made pollutants. At least, that's what scientists thought until recently, when bubbles trapped in Greenland's ice revealed that we began emitting greenhouse gases at least 2,000 years ago.