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Wrangel Island
(Encyclopedia)Wrangel Island or Wrangell Island răngˈgəl [key], Rus. Ostrov Vrangelya, island, 1,740 sq mi (4,507 sq km), in the Arctic Ocean, between the East Siberian Sea and the Chukchi Sea, off NE Russia. It...Pathans
(Encyclopedia)Pathans pətänzˈ [key], group of seminomadic peoples consisting of more than 60 tribes, numbering more than 26 million in Pakistan and more than 11 million in Afghanistan, where they form the domina...Anderson, river, Canada
(Encyclopedia)Anderson, river, c.465 mi (750 km) long, rising in several lakes in N central Northwest Territories, Canada. It meanders north and west before receiving the Carnwath River and flowing north to Liverpo...Ultima Thule
(Encyclopedia)Ultima Thule, in astronomy and space exploration, nickname for Arrokoth. ...Norwegian Sea
(Encyclopedia)Norwegian Sea, part of the Atlantic Ocean, NW of Norway, between the Greenland Sea and the North Sea. It is separated from the Atlantic by a submarine ridge linking Iceland and the Faeroe Islands, and...Franz Josef Land
(Encyclopedia)Franz Josef Land frăns jōˈzəf, fränts yōˈzĕf [key], Rus. Zemlya Frantsa Iosifa, archipelago, c.6,300 sq mi (16,320 sq km), in the Arctic Ocean N of Novaya Zemlya, Russia. It consists of more t...Sverdrup, Harald Ulrik
(Encyclopedia)Sverdrup, Harald Ulrik häˈräl o͞olˈrĭk svĕrˈdro͝op [key], 1888–1957, Norwegian oceanographer and meteorologist. He was in charge of the scientific work on the Maud for Amundsen's arctic exp...quadrant, in analytic geometry
(Encyclopedia)quadrant. 1 In analytic geometry, one of the four regions of the plane determined by two lines, the x-axis and the y-axis. Commonly these lines are drawn perpendicular to each other, and the quadrants...stratigraphy
(Encyclopedia)stratigraphy, branch of geology specifically concerned with the arrangement of layered rocks (see stratification). Stratigraphy is based on the law of superposition, which states that in a normal sequ...Dana, James Dwight
(Encyclopedia)Dana, James Dwight, 1813–95, American geologist, mineralogist, and naturalist, b. Utica, N.Y., grad. Yale, 1833. His studies of the S Pacific, NW United States, Europe, and elsewhere led to changes ...Browse by Subject
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