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air pollution

(Encyclopedia)air pollution, contamination of the air by noxious gases and minute particles of solid and liquid matter (particulates) in concentrations that endanger health. The major sources of air pollution are t...

rock music

(Encyclopedia)rock music, type of music originating in the United States in the mid-1950s and increasingly popular throughout much of the world. A turning point in rock music occurred in the mid-1970s in the ...

Rhode Island, state, United States

(Encyclopedia)CE5 Rhode Island, smallest state in the United States, located in New England; bounded by Massachusetts (N and E), the Atlantic Ocean (S), and Connecticut (W). Until well into the 20th cent. ...

South Africa

(Encyclopedia)CE5 South Africa, Afrikaans Suid-Afrika, officially Republic of South Africa, republic (2015 est. pop. 55,291,000), 471,359 sq mi (1,220,813 sq km), S Africa. It borders on the Atlantic Ocean in th...

satellite, artificial

(Encyclopedia)CE5 A. Nimbus weather satellite B. Syncom communications satellite satellite, artificial, object constructed by humans and placed in orbit around the earth or other celestial body (see also space ...

Los Angeles

(Encyclopedia)Los Angeles lôs ănˈjələs, lŏs, ănˈjəlēzˌ [key], city (1990 pop. 3,485,398), seat of Los Angeles co., S Calif.; inc. 1850. A port of entry on the Pacific coast, with a fine harbor at San Ped...

Nebraska

(Encyclopedia)CE5 Nebraska nəbrăsˈkə [key], Great Plains state of the central United States. It is bordered by Iowa and Missouri, across the Missouri River (E), Kansas (S), Colorado (SW), Wyoming (NW), and S...

Supreme Court Justices (table)

(Encyclopedia)Supreme Court Justices(including dates on bench) Chief Justices Associate Justices ...

England, Church of

(Encyclopedia)England, Church of, the established church of England and the mother church of the Anglican Communion. In the first half of the 19th cent., the Catholic and apostolic character of the Church of Engl...

Illinois, state, United States

(Encyclopedia)CE5 Illinois, midwestern state in the N central United States. It is bordered by Lake Michigan and Indiana (E); Kentucky, across the Ohio River (SE); Missouri and Iowa, across the Mississippi River...