If 540 million metric tons of carbon dioxide is released in the air per year and 35% of it is from other fuels, how much carbon dioxide is emitted?



Answer :

AL2006
You have said that 540 million metric tons of carbon dioxide is released
in the air per year. 

So the answer to the question is:  540 million metric tons of carbon dioxide
are released in the air per year, regardless of the source or sources.

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