The proportion of CO2 emission by human activities that remains in the atmosphere after a specified time is called

The proportion of CO2 emission by human activities that remains in the atmosphere after a specified time is called

Q. The proportion of CO2 emission by human activities that remains in the atmosphere after a specified time is called

A.            green house emission

B.            CO2 emission

C.            airborne fraction

D.            Annual CO2 emission

Answer: airborne fraction

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