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The primary human source of greenhouse gases in earths atmosphere is:

a. Photosynthesis
b. The mining and burning of fossil fuels
c. the use of aerosol sprays
d. the removal of fossils

User Caf
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2 Answers

1 vote

Answer:

The answer is A

User Bruno Vermeulen
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im pretty sure the answer is A.
User Gabi Barrientos
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