What does “airborne fraction” with respect to greenhouse gases ind – McqOptions

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1.	What does “airborne fraction” with respect to greenhouse gases indicate?
A.	Amount of greenhouse gases that are released into air due to industrial process
B.	Proportion of greenhouse gases in air to all the other atmospheric gases
C.	Proportion of greenhouse gas emission that remain even after a specified time
D.	None of the mentioned
Answer» D. None of the mentioned

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