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Kamenev, Lev Borisovich

(Encyclopedia)Kamenev, Lev Borisovich lyĕf bərēˈsəvĭch käˈmĭnyĭf [key], 1883–1936, Soviet Communist leader. His original name was Rosenfeld. He joined (1901) the Social Democratic party and sided with t...

Bering Strait

(Encyclopedia)Bering Strait, c.55 mi (90 km) wide, between extreme NE Asia and extreme NW North America, connecting the Arctic Ocean and the Bering Sea. It is usually completely frozen over from October to June. Th...

Mongolian languages

(Encyclopedia)Mongolian languages, group of languages forming a subdivision of the Altaic subfamily of the Ural-Altaic family of languages (see Uralic and Altaic languages). The Mongolian languages are spoken by ab...

Leacock, Richard

(Encyclopedia)Leacock, Richard, 1921–2011, Anglo-American filmmaker, b. London. A key figure in the development of cinéma vérité, he also helped create the camera and sound equipment that made the style possib...

sagebrush

(Encyclopedia)sagebrush, name for several species of Artemisia, deciduous shrubs of the family Asteraceae (aster family), particularly abundant in arid regions of W North America. The common sagebrush (A. tridentat...

Kuznetsk Basin

(Encyclopedia)Kuznetsk Basin, coal basin, c.10,000 sq mi (25,900 sq km), W Siberian Russia, between the Kuznetsk Alatau and the Salair Ridge. Its abbreviated name is Kuzbas. With extensive coal deposits, particular...

trapping

(Encyclopedia)trapping, most broadly, the use of mechanical or deceptive devices to capture, kill, or injure animals. It may be applied to the practice of using birdlime to capture birds, lobster pots to trap lobst...

tundra

(Encyclopedia)tundra tŭnˈdrə [key], treeless plains of N North America and N Eurasia, lying principally along the Arctic Circle, on the coasts and islands of the Arctic Ocean, and to the north of the coniferous ...

international date line

(Encyclopedia)international date line, imaginary line on the earth's surface, generally following the 180° meridian of longitude, where, by international agreement, travelers change dates. Traveling eastward acros...

Nordenskjöld, Nils Adolf Erik, Baron

(Encyclopedia)Nordenskjöld, Nils Adolf Erik, Baron nĭls äˈdôlf āˈrĭk no͞orˈdənshöld [key], 1832–1901, Swedish geologist and arctic explorer, first to navigate the Northeast Passage, b. Finland. He ser...