ScienceDaily: Sauropod dinosaurs could in principle have produced enough of the greenhouse gas methane to warm the climate many millions of years ago, at a time when Earth was warm and wet. That's according to calculations reported in the May 8th issue of Current Biology, a Cell Press publication. The hulking sauropods, distinctive for their enormous size and unusually long necks, were widespread about 150 million years ago. As in cows, methane-producing microbes aided the sauropods' digestion by fermenting...
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