A Biomass-based Model to Estimate the Plausibility of Exoplanet Biosignature Gases
http://arxiv.org/abs/1309.6014Biosignature Gases in H2-Dominated Atmospheres on Rocky Exoplanets
http://arxiv.org/abs/1309.6016Ammonia is likely to be a good biosignature candidate in H
2 atmospheres, whereas methane is likely to be formed by geological processes.
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Caps Lock: Cruise control for 'Cool'!