The Original Eco Friendly & Sustainable Living Portal (since 2009)
bya, 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...