Global warming may have prevented a return to the ice age 2,000 years ago

Earth’s persistently frozen poles mean the last ice age never really came to an end. What we think of as the mammoth-romping, Neanderthal-stomping chapter of geological history was technically a glacial maximum, one our planet would now be returning to if not for our love of burning coal, according to a recently published study.Continue ReadingCategory: Environment, ScienceTags: glacier, Columbia University, Global Warming, ice age