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http://news.bbc.co.uk/2/hi/programmes/from_our_own_correspondent/4566123.stm...Endeavours like this were what led these scientists to a major discovery.
The ice sheet was always assumed to be so cold that to shift it you would need warmer conditions for hundreds or thousands of years.
But research here has revealed a startling reality: that the ice sheet, which is always creeping downhill towards the coast, actually doubles in speed during the few weeks of summer.
The implications are huge. [continued]