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archean, Tag
- Retro 3D climate model applied to faint young sun paradox Wed, 25 Sep 13, 4:01amFrom the AGU weekly highlights: Evaluating solutions to the faint young Sun problem During the Archean eon, between about 3.8 billion years ago and 2.5 billion years ago, the Sun was about 20 to 25 percent fainter than it...
- Claim: Faint Young Sun Paradox solved Wed, 10 Jul 13, 11:25amFrom the University of Colorado at Boulder a claim that computer modeling has solved the problem, with an atmosphere that is 20,000 parts per million of CO2 and 1,000 ppm of methane...