An EU report on climate change says melting polar ice caps may increase the accessibility of the enormous resources of the Arctic. European governments have been told to plan for the era of conflicts over the vast mineral riches of the region. What are Russia's ambitions in the Arctic and is a war for the northern oil and gas unavoidable? The man to answer those questions is the Director of the Moscow-based Shirsov Institute of Oceanology, Academic Robert Nigmatulin.