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Libyan Desert

(Encyclopedia)Libyan Desert, northeast part of the Sahara Desert, NE Africa, in SW Egypt, E Libya, and NW Sudan; called the Western Desert in Egypt. It is a region of sand dunes, stony plains, and rocky plateaus. T...

Elk Island National Park

(Encyclopedia)Elk Island National Park, 75 sq mi (194 sq km), central Alta., Canada, near Edmonton; est. 1913. It occupies a wooded rolling region in the midst of level farmland. The park is Canada's major fenced p...

butte, in geology

(Encyclopedia)butte, an isolated hill with steep sides and a flat top, resulting from the more rapid erosion of the surrounding areas. Buttes are characteristic of the plains of the W United States. See mesa. ...

Lowie, Robert Harry

(Encyclopedia)Lowie, Robert Harry, or Robert Heinrich Lowie lōˈē [key], 1883–1957, American anthropologist, b. Vienna, grad. College of the City of New York, 1901, Ph.D. Columbia, 1908. He was on the staff of ...

Asia

(Encyclopedia)CE5 Asia āˈzhə [key], the world's largest continent 17,139,000 sq mi (44,390,000 sq km) and most populous (2015 est. pop. 4,419,898,000), with nearly three fifths of the world's total population...

Queensland

(Encyclopedia)Queensland, state (2016 pop. 4,703,193), 667,000 sq mi (1,727,200 sq km), NE Australia. Brisbane is the capital; other important cities are Gold Coast, Toowoomba, Townsville, Rockhampton, Cairns, and ...

South Dakota State University

(Encyclopedia)South Dakota State University, at Brookings; land-grant support; coeducational; chartered 1883 as Dakota Agricultural College, opened 1884. In 1907 it became South Dakota State College of Agriculture ...

Oklahoma

(Encyclopedia)CE5 Oklahoma ōkləhōˈmə [key], state in SW United States. It is bordered by Missouri and Arkansas (E); Texas, partially across the Red River (S, W); New Mexico, across the narrow edge of the Ok...

Tsavo National Park

(Encyclopedia)Tsavo National Park tsäˈvō [key], 8,034 sq mi (20,808 sq km), SE Kenya; est. 1948. Located on the semiarid plains, it is a sanctuary for the large animals of E Africa. The Mzima Springs are found t...

drought

(Encyclopedia)drought, abnormally long period of insufficient rainfall. Drought cannot be defined in terms of inches of rainfall or number of days without rain, since it is determined by such variable factors as th...