One of the most vivid environmental problems in the world is decreasing area and thickness of ice in the Arctic Ocean. The Arctic environment is an indicator of global warming. At the same time, the Arctic natural systems contain mechanisms that can exert strong impact on the climate, unwinding "diabolical spiral" of warming. The effects of all these factors shall be studied seriously. In addition, the Arctic shelf stores huge hydrocarbon reserves. Russian Prime Minister Vladimir Putin calls for study and conservation of the Arctic resources.