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Perils of Pollution

Global Warming Many scientists believe human-caused pollution is making the world a warmer place, a process called global warming. Scientists also think…

Best Seasons in Pro Sports

The NFL's Best Starts TeamYearStartFinishPlayoffs Miami Dolphins197214-014-017-0, Won Super Bowl VII Chicago Bears193413-013-013-1, Lost NFC Championship DENVER BRONCOS199813-0---- Chicago…

Eckener, Hugo

(Encyclopedia) Eckener, Hugo, 1868–1954, German airship designer and pilot, Ph.D. Univ. of Leipzig, 1892. As a journalist he covered early flights of Zeppelin's first rigid airships. He joined (1908…

Hazen, William Babcock

(Encyclopedia) Hazen, William Babcock, 1830–87, American general, b. West Hartford, near Hartford, Vt. In the Civil War he fought at Shiloh, Perryville, and Murfreesboro, and in the Chattanooga…

timberline

(Encyclopedia) timberline, elevation above which trees cannot grow. Its location is influenced by the various factors that determine temperature, including latitude, prevailing wind directions, and…

Ross, Sir John

(Encyclopedia) Ross, Sir John, 1777–1856, British arctic explorer and rear admiral. In 1818 he went in search of the Northwest Passage but turned back after exploring Baffin Bay. Financed by Sir…

custard-apple

(Encyclopedia) custard-apple, common name for members of the Annonaceae, a family of shrubs, woody vines, and small trees of the tropics. The custard-apples (Annona squamosa and A. reticulata) and…

Encke, Johann Franz

(Encyclopedia) Encke, Johann FranzEncke, Johann Franzyōˈhän fränts ĕngˈkə [key], 1791–1865, German astronomer. He was assistant (1816–22) and director (1822–25) of the observatory at Seeberg (near…

Irving, John

(Encyclopedia) Irving, John, 1942–, American writer, b. Exeter, N.H. His mixture of wild plot strategies and eccentric characters brought him to wide attention with his fourth novel, The World…

Glanvill, Ranulf de

(Encyclopedia) Glanvill, Ranulf deGlanvill, Ranulf derāˈnəlf [key]Glanvill, Ranulf de glănˈvĭl [key], d. 1190, English jurist. He served Henry II in many offices, finally as chief justiciar after…