Russia gained 4.5 square kilometres from a 2007 quake on Sakhalin Island and from lava flows this summer on uninhabited Matua Island, both of which lie north of Japan, said geologist Boris Levin. The powerful 2007 quake near the Sakhalin Island town of Nevelsk lifted part of the sea floor, said Levin, director of the Institute of Sea Geology and Geophysics of far eastern branch of the Russian Academy of Sciences. Read more