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Green River

(Encyclopedia)Green River. 1 River, 370 mi (595 km) long, rising in central Ky. and flowing generally NW, through Mammoth Cave National Park, to the Ohio River near Evansville, Ind. Locks and dams make the Green Ri...

arapaima

(Encyclopedia)arapaima ărˌəpīˈmə [key], tropical fish, genus Arapaima, of the Amazon basin. Arapaimas are perhaps the largest of the strictly freshwater fishes, reportedly reaching a length of 15 ft (4.5 m), ...

Susquehanna

(Encyclopedia)Susquehanna səskwĭhănˈə [key], river, 444 mi (715 km) long, rising in Otsego Lake, at Cooperstown, N.Y., and zigzagging SE and SW through E central Pa. to Chesapeake Bay near Havre de Grace, Md. ...

Bahariya

(Encyclopedia)Bahariya or Baharia bäˌhärēˈə [key], oasis (1996 est. pop. 25,000), in the Libyan Desert, central Egypt, c.200 mi (322 km) south-southwest of Alexandria. Connected by numerous caravan routes wit...

Sichuan

(Encyclopedia)Sichuan or Szechwan sŭˈchwänˈ [key] [four rivers], province (2010 pop. 80,418,200), c.220,000 sq mi (569,800 sq km), SW China. The capital is Chengdu. A naturally isolated region surrounded by mou...

mountain

(Encyclopedia)mountain, high land mass projecting conspicuously above its surroundings and usually of limited width at its summit. Although isolated mountains are not unusual, mountains commonly form ranges, compri...

Saarbrücken

(Encyclopedia)Saarbrücken zärˌbrükˈən [key], Fr. Sarrebruck, city (1994 pop. 190,902), capital of Saarland, W Germany, on the Saar River near the French border. It is the leading industrial center of the Saar...

baptistery

(Encyclopedia)baptistery băpˈtĭstrē [key], part of a church, or a separate building in connection with it, used for administering baptism. In the earliest examples it was merely a basin or pool set into the flo...

crayfish

(Encyclopedia)crayfish or crawfish, freshwater crustacean smaller than but structurally very similar to its marine relative the lobster, and found in ponds and streams in most parts of the world except Africa. Cray...

Ewing, William Maurice

(Encyclopedia)Ewing, William Maurice, 1906–74, American oceanographer and geologist, b. Lackney, Tex., grad. Rice Institute, now Rice Univ. (B.S., 1926; M.A., 1927; Ph.D., 1931). He taught physics and geology at ...