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Boulder Dam

(Encyclopedia)Boulder Dam: see Hoover Dam.

Beaver Dam

(Encyclopedia)Beaver Dam, city (2020 pop. 16,708), Dodge co., SE Wis., on Beaver Dam Lake, in a productive farm and dairy area; inc. 1856. Industries included food pr...

(Encyclopedia)Parker Dam, at the Ariz.–Calif. line, on the Colorado River; completed 1938. It is 320 ft (98 m) high and 856 ft (261 m) long. The dam impounds water for Los Angeles and other coastal cities, has a ...

Pensacola Dam

(Encyclopedia)Pensacola Dam, 145 ft (44 m) high and 6,500 ft (1,980 m) long, on the Grand River (local name of the Neosho), NE Okla., NE of Tulsa; built 1938–41 by the state of Oklahoma. The dam impounds Lake of ...

Coolidge Dam

(Encyclopedia)Coolidge Dam, 249 ft (76 m) high, 920 ft (280 m) long, on the Gila River, SE Ariz.; built 1927–28. It irrigates c.100,000 acres (40,470 hectares), half of which are Native American lands in San Carl...

Denison Dam

(Encyclopedia)Denison Dam, 17,200 ft (5,243 m) long, on the Red River along the Texas–Okla. border, NW of Denison, Tex. The dam, built by the U.S. Corps of Engineers for flood control and hydroelectric power, was...

Kariba Dam

(Encyclopedia)Kariba Dam kärēˈbä [key], hydroelectric project, in Kariba Gorge of the Zambezi River, on the Zambia-Zimbabwe border, S central Africa; built 1955–59. One of the world's largest dams, it is 420 ...

Bohr, Niels Henrik David

(Encyclopedia)Bohr, Niels Henrik David bōr [key], 1885–1962, Danish physicist, one of the foremost scientists of modern physics. He studied at the Univ. of Copenhagen (Ph.D. 1911) and carried on research on the...