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Scientists Offer New Solution to How Early Earth Sustained Life Despite a Dim Sun
2013-07-11 04:32:00| Climate Ark Climate Change & Global Warming Newsfeed
Nature World News: Early life on Earth may have survived some 2.8 billion years ago through an atmosphere equipped with reasonable amounts of carbon dioxide and just a dash of methane, a new study suggests. The period, known as the Archean eon, was characterized in part by a Sun approximately 20 percent dimmer than today's. Conducted by researchers at the University of Colorado, Boulder, the scientists point to the use of sophisticated three-dimensional climate models running for thousands of hours on the school's...
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Category:Electronics and Electrical