The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse effect
Correct answer: C. Methane (CH4)
- A. Nitrogen Dioxide (NO2)
- B. Chlorofluorocarbons (CFCs)
- C. Methane (CH4)
- D. High-fructose corn syrup (HFCs)
Explanation
Among the listed gases, methane is generally identified as the second-largest contributor to human-caused greenhouse warming after carbon dioxide. CFCs are extremely powerful per molecule but occur in much smaller amounts.
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