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. Select the correct answer using the code given below.
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A medium Environment multiple-choice question from UPSC Prelims 2019. Attempt it above, then check the correct answer and detailed explanation below.
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Correct answer: D. 1, 2 and 3
All three are correct — warming can release methane from hydrates; large hydrate deposits occur in Arctic permafrost and beneath the seafloor; and atmospheric methane oxidizes to carbon dioxide within roughly a decade or two.
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