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Answers by Gdgr

Answers by Gdgr
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Which of the following best describes a way in which human activities affect the level of greenhouse gases in the atmosphere? Using aerosol sprays increases the amount of ozone (O3) in the atmosphere.
answered Jan 22, 2017
4 votes
166k views
What were the first team sports played at the commonwealth games?
answered Mar 22, 2015
3 votes
111k views
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