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Article: http://www.ft.com/cms/s/2/91635aac-c207-11de-be3a-00144feab49a.html In the past two decades, the evidence for global warming has piled so high it is no longer disputed by mainstream scientists. Much of this evidence has come from Greenland, as have the long climate records that have allowed scientists to predict the future progress of global warming. Now, on the eve of the most important meeting on climate change ever held the United Nations conference in Copenhagen this December politicians are looking closely at Greenland both as time capsule and as crystal ball and are attempting to face up to the dangers the ice foretells.