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| Official Name: | United States |
| Location: | North America, bordering both the North Atlantic Ocean and the North Pacific Ocean, between Canada and Mexico |
| Capital: | Washington, DC |
| Climate: | Mostly temperate, but tropical in Hawaii and Florida, arctic in Alaska, semiarid in the great plains west of the Mississippi River, and arid in the Great Basin of the southwest; low winter temperatures in the northwest are ameliorated occasionally in January and February by warm chinook winds from the eastern slopes of the Rocky Mountains |
| Terrain: | Vast central plain, mountains in west, hills and low mountains in east; rugged mountains and broad river valleys in Alaska; rugged, volcanic topography in Hawaii |
| Languages: | English 82.1%, Spanish 10.7%, other Indo-European 3.8%, Asian and Pacific island 2.7%, other 0.7% (2000 census) |
| Official Currency: | US dollar (USD) |
| Population: | 301,139,947 (July 2007 est.) |
| Religions: | Protestant 52%, Roman Catholic 24%, Mormon 2%, Jewish 1%, Muslim 1%, other 10%, none 10% (2002 est.) |
| GDP - per capita: | Purchasing Power Parity - $44,000 (2006 est.) |
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