Questions tagged [methane]

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Carbon Isotopic Ratio of Methane on Mars

I was wondering, if we measured the carbon isotopic ratio of methane on Mars and found that it was very negative (i.e. it contained more carbon-12 than carbon-13), would this provide definitive proof ...
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Ocean Greenhouse Gases Released by Meteorite Impact

A huge amount of $\small\mathsf{CO_2}$ is absorbed by the ocean and stored in the ocean, and methane is stored as clathrates. For every mega-meteorite or asteroid that impacts on land, two hit the sea....
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In terms of the greenhouse effect, what is the Earth's heat capacity?

(Question moved from physics to earth science) Has the earth’s atmosphere reached an equilibrium at which the input radiation energy roughly equals its output, or is the output significantly lower ...