Arctic Ocean gas reserves, and the Chukchi shelf forms the border between Russian and the United States as stated in the USSR–USA Maritime Boundary Agreement. The whole area is subject to international territorial claims. An underwater ridge, the Lomonosov Ridge, divides the deep sea North Polar Basin into two oceanic basins: the Eurasian Basin, which is between deep, and the Amerasian Basin (sometimes called the North American, or Hyperborean Basin), which is about deep. The bathymetry of the ocean bottom is marked by fault block ridges, abyssal plains, ocean deeps, and basins. The average depth of the Arctic Ocean is . The
Nansen Ski Club Nansen Ski Club The Nansen Ski Club is the oldest continuously-operating skiing club in North America. It was founded in 1872 by Norwegian immigrants in Berlin, New Hampshire, under the name Berlin Mills Ski Club, Berlin Falls Club, or North American Ski Club (in Norwegian, "Skiklubben Nordamerikansk"). The club later changed its name to Nansen Ski Club, in honor of Fridtjof Nansen. In the early 1920s the name was changed to Nansen Ski Club in honor of the explorer Fridtjof Nansen (1861–1930). The club soon built a small ski jump in an area of town called Paine's Pastures. In 1936,