GyanGramWhich of the following statements are correct about the deposits of ‘methane hydrate’? 1. Global warming migh…
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Which of the following statements are correct about the deposits of ‘methane hydrate’?
1. Global warming might trigger the release of methane gas from these deposits.
2. Large deposits of ‘methane hydrate’ are found in Arctic Tundra and under the seafloor.
3. Methane in atmosphere oxidizes to carbon dioxide after a decade or two.
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• Correct Answer: D
• Methane hydrates are stable only under low temperature and high pressure; warming destabilizes them, releasing methane.
• Large deposits exist in Arctic permafrost and seafloor sediments; atmospheric methane oxidizes to CO2 and water within ~9–12 years.
• All three statements are correct.
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