CFC (chloro-fluoro-carbons) are greenhouse gases that have caused a ri

1.	CFC (chloro-fluoro-carbons) are greenhouse gases that have caused a rise of 0.3
A.	Carbon dioxide
B.	Freon
C.	Methane
D.	Ammonia
Answer» C. Methane

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CFC (chloro-fluoro-carbons) are greenhouse gases that have caused a rise of 0.3

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