March 1, 2011 — “Geologic records that are millions of years old could hold clues to how the Earth’s future climate would respond in an environment with high levels of atmospheric greenhouse gases, says a new report from the National Research Council. Through a “deep-time” climate research program, these ancient rocks and sediments could enable scientists to better understand how climate behaved during past warm periods and major climate transitions.”

National Academies News 3/7/11

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