APFIVE Comparing Greenhouse Gas Impacts
Since the pre-industrial era, the concentration of one greenhouse gas has increased by 45% and another by 150%. Assuming the gas with the 45% increase contributes less to total warming than the one with the 150% increase, which pair of gases is most likely being described?
A
Water vapor (45% increase) and O₃ (150% increase)
B
CO₂ (45% increase) and CH₄ (150% increase)
C
CH₄ (45% increase) and CFCs (150% increase)
D
N₂O (45% increase) and CO₂ (150% increase)
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