US and Russia stir up political tensions over Arctic
http://www.guardian.co.uk/world/2011...ensions-arcticHeavy-hitting US politicians enter debate about the future of the far north, fuelling concerns about a new cold war
http://www.guardian.co.uk/world/2011...torial-disputeUS, Canada, Russia, Denmark and Norway are becoming embroiled in disputes over boundaries on land and at sea
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