Columbia Encyclopedia

(Encyclopedia) Lop Nur lôp nûr [key], salt basin, SE Xinjiang Uygur Autonomous Region, China, in the Tarim River basin. Since 1964, Lop Nur has been used by the China for its nuclear test explosions. Once a large ...

(Encyclopedia) United States, Great Seal of the, official impression that validates a United States government document. It was adopted by the Continental Congress in 1782 and, with only minor changes in the design,...

(Encyclopedia) Namangan nəmən-gänˈ [key], city (1989 pop. 305,585), capital of Namangan region, W Uzbekistan, in the Fergana Basin. A center for the production of cotton and silk, it also has food-processing pla...

(Encyclopedia) North Canadian, river, 760 mi (1,223 km) long, rising in NE N.Mex., and flowing SE through Okla. to join the Canadian River in the Eufaula reservoir, E Okla. Federal dams and reservoirs on the river a...

(Encyclopedia) Dickinson, city (2020 pop. 25,679), seat of Stark co., SW N.Dak., on the Heart River; inc. 1919. It is a processing and shipping center for a livestock,...

(Encyclopedia) Cheremkhovo chĕrĭmkôˈvə [key], city (1989 pop. 74,000), SE Siberian Russia, on the Trans-Siberian RR. The center of the Cheremkhovo coal basin, the city forms part of a minor industrial complex b...

(Encyclopedia) Hume Reservoir, c.70 sq mi (180 sq km), on the Murray River, near Albury-Wodonga, on the Victoria–New South Wales border, Australia. It is the largest water-storage area in Australia. Impounded by H...

(Encyclopedia) Tom tôm [key], river, c.525 mi (840 km) long, rising in the Alatau range, S Siberian Russia. It flows N through the Kuznetsk Basin past Novokuznetsk, Kemerovo, and Tomsk into the Ob River. It is navi...

(Encyclopedia) Tana täˈnä [key], river, c.500 mi (800 km) long, rising near Mt. Kenya, central Kenya, E Africa, and flowing E then S across Kenya to the Indian Ocean. There are hydroelectric plants and irrigation...

(Encyclopedia) Sepik, river, c.700 mi (1,130 km) long, N Papua New Guinea, rising near the border of Indonesia's Papua prov. and Papua New Guinea. It flows east through a large swampy basin to the Bismarck Sea. The ...