Geography of Russia , the Russian border is the world's longest. Along the 20,139-kilometer land frontier, Russia has boundaries with 14 countries: Norway, Finland, Estonia, Latvia, Lithuania, Poland (via the Kaliningrad Oblast), Belarus, Ukraine, Georgia, Azerbaijan, Kazakhstan, Mongolia, the People's Republic of China and North Korea. Approximately two-thirds of the frontier is bounded by seawater. Virtually all of the lengthy northern coast is well above the Arctic Circle; except for the port of Murmansk—which receives currents that are somewhat warmer than would be expected at that latitude, due to the effects of the Gulf Stream—that coast is locked in ice much of the
Arctic policy of Russia Siberian climate and climate change, as well as gather information about the Russian continental shelf. The head of the expedition, who is also the chairman of the European Arctic Commission, expressed confidence that Russia will gather the evidence needed to confirm its claim to additional parts of the Arctic shelf. Current research stations under construction include one on Samoylovsky Island, which should be completed by mid-2012 and will focus on researching shelf zone permafrost, and one on the Svalbard Islands, which will be finished in 2013 and will focus on geophysical, hydrological, and geological research. Over the summer of 2015,