Columbia Encyclopedia

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snail darter

(Encyclopedia)snail darter, a small, rare fish, Percina tanasi, discovered by a zoologist who was snorkeling in the Little Tennessee River upstream from the projected Tellico Dam. Dam opponents fought successfully ...

Columbia basin project

(Encyclopedia)Columbia basin project, central Wash., a multipurpose development of the U.S. Bureau of Reclamation providing irrigation, hydroelectric power, and flood control. Its key unit, the Grand Coulee Dam, pr...

Iowa, river, United States

(Encyclopedia)Iowa, river, 329 mi (529 km) long, rising in the lakes of N Iowa and flowing SE to the Mississippi River, SE Iowa; Cedar River (300 mi/483 km long) is its chief tributary. A power dam crosses the gorg...

Oconee

(Encyclopedia)Oconee ōkōˈnē [key], river, 282 mi (454 km) long, rising in the Appalachian Mts., N Ga., and flowing SE to the Ocmulgee River to form the Altamaha River. Sinclair Dam (completed 1953) and Furman S...

Truckee

(Encyclopedia)Truckee trŭkˈē [key], river, c.100 mi (160 km) long, rising in Lake Tahoe on the Calif.-Nev. line and flowing NE to Pyramid Lake, W Nev. Lake Tahoe Dam of the Newlands project is on the Truckee; Bo...

Skagit

(Encyclopedia)Skagit skăjˈĭt [key], river, c.150 mi (240 km) long, rising in the Cascade Range, British Columbia, and flowing SW through Wash. into Puget Sound. Gorge High Dam, Diablo Dam, and Ross Dam provide e...

Zambezi

(Encyclopedia)Zambezi zămbēˈzē [key], river, c.1,700 mi (2,740 km) long, rising in NW Zambia, S central Africa, and flowing in an S-shaped course generally E through E Angola, along the Zambia-Zimbabwe border, ...

Nechako

(Encyclopedia)Nechako nĭchăkˈō [key], river, 287 mi (462 km) long, rising in Tetachuck and Ootsa lakes, central British Columbia, Canada, and flowing NE, then E to the Fraser River at Prince George. Kenney Dam ...

Nile

(Encyclopedia)Nile, longest river in the world, c.4,160 mi (6,695 km) long from its remotest headstream, the Luvironza River in Burundi, central Africa, to its delta on the Mediterranean Sea, NE Egypt. The Nile flo...

Madeira, river, Bolivia and Brazil

(Encyclopedia)Madeira mədāˈrə [key], river, c.2,100 mi (3,380 km) long, formed by the junction of the Beni and Mamoré rivers on the Bolivia-Brazil border. It flows north along the border for c.60 mi (100 km), ...

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