Arctic Ocean deepest point is Litke Deep in the Eurasian Basin, at . The two major basins are further subdivided by ridges into the Canada Basin (between Alaska/Canada and the Alpha Ridge), Makarov Basin (between the Alpha and Lomonosov Ridges), Amundsen Basin (between Lomonosov and Gakkel ridges), and Nansen Basin (between the Gakkel Ridge and the continental shelf that includes the Franz Josef Land). In large parts of the Arctic Ocean, the top layer (about ) is of lower salinity and lower temperature than the rest. It remains relatively stable, because the salinity effect on density is bigger than the temperature effect.
Nansen passport a new agency, the Office of the High Commissioner for Refugees under the Protection of the League of Nations in London. The Nansen International Office for Refugees was awarded the 1938 Nobel Peace Prize for its efforts to establish the Nansen passports. While Nansen passports are no longer issued, existing national and supranational authorities, including the United Nations, issue travel documents for stateless people and refugees, including certificates of identity (or "alien's passports") and refugee travel documents. Nansen passport Nansen passports, originally and officially stateless persons passports, were internationally recognized refugee travel documents from 1922 to 1938, first issued by