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watershed

(Encyclopedia)watershed, elevation or divide separating the catchment area, or drainage basin, of one river system or group of river systems from another system or group of systems. The term is also often used syno...

marmot

(Encyclopedia)marmot, ground-living rodent of the genus Marmota, of the squirrel family, closely related to the ground squirrel, prairie dog, and chipmunk. Marmots are found in Eurasia and North America; the best-k...

Coahuila

(Encyclopedia)Coahuila kōäwēˈlä [key], state, 58,067 sq mi (150,394 sq km), N Mexico, on the northward ...

Ruwenzori

(Encyclopedia)Ruwenzori ro͞oˌwənzōˈrē [key], mountain range, E central Africa, on the Uganda-Congo border, in the western arm of the Great Rift Valley between lakes Albert and Edward. This fault-block range i...

Romsdalen

(Encyclopedia)Romsdalen ro͞omsˈdälˌĕn [key], valley, c.60 mi (100 km) long, in Møre og Romsdal co., SW Norway, flanked by the mountains of Dovrefjell. It is an ancient passage from the western coast to S Norw...

Cumberland Plateau

(Encyclopedia)Cumberland Plateau or Cumberland Mountains, southwestern division of the Appalachian Mt. system, extending northeast to southwest through parts of West Virginia, Virginia, Kentucky, and Tennessee into...

Akita, city, Japan

(Encyclopedia)Akita äˈkētä [key], city, capital of Akita prefecture, NW Honshu, Japan, on the Sea of Japan. A producer of petroleum products and chemicals, Akito city also has a lar...

Gold Butte National Monument

(Encyclopedia)Gold Butte National Monument, 296,937 acres (90,506 hectares), SE Utah, est. 2016 and managed by the Bureau of Land Management. Named for a mining ghost town, the monument embraces a rugged desert lan...

Trás-os-Montes

(Encyclopedia)Trás-os-Montes träˈzo͝ozhmônˌtĕsh [key], former province of NE Portugal, comprising the districts of Bragança and Vila Real. The capital was Bragança. It is now included with other territory ...

Urmia, Lake

(Encyclopedia)Urmia, Lake ûrˈmēə [key], formerly Lake Rezaiyeh, shallow salt lake, NW Iran; alt. 4,180 ft (1,275 m). The largest lake in Iran, it has no outlet and receives the drainage of the surrounding mount...