Question : Which of the following gases contributes the maximum to the phenomena of global warming?
Option 1: Methane
Option 2: Chlorofluorocarbon (CFC)
Option 3: Nitrogen Dioxide
Option 4: Carbon Dioxide
Correct Answer: Carbon Dioxide
Solution : The correct option is Carbon Dioxide.
Global warming results from elevated levels of greenhouse gases, primarily due to human activities like burning fossil fuels and industrial processes. Gases, such as carbon dioxide, methane, nitrous oxide, hydrofluorocarbons and ozone trap heat in the Earth's atmosphere, preventing its escape into space and leading to rising global temperatures.
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