Antarctica's past shows region's vulnerability to climate change Edinburgh, UK (SPX) Aug 23, 2016 - Fresh understanding of West Antarctica has revealed how the region's ice sheet could become unstable in a warming world. Scientists studying the region's landscape have determined how it reacted to a period of warming after the coldest point of the most recent Ice Age, some 21,000 years ago. As the Earth warmed, the West Antarctic Ice Sheet reached a tipping point after which it thinned re ... more

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