The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states , a federal district , five major unincorporated territories , nine Minor Outlying Islands , [g] and 326 Indian reservations .
Estados Unidos [nota 2] (EE. UU.; en inglés, United States también, US), [nota 3] denominado oficialmente Estados Unidos de América (EUA; en inglés, United States of America o USA;  también, de forma coloquial, Unión Americana), [cita requerida] es un país soberano constituido en una república federal constitucional compuesta por cincuenta estados y un distrito federal.
The United States of America (U.S.A or USA), commonly known as the United States (U.S or US) or America, is a sovereign country mostly in North America. It is divided into 50 states. Forty-eight of these states and the District of Columbia border each other between the Pacific and Atlantic Oceans .
The United States of America is a federal republic consisting of 50 states, a federal district (Washington, D.C., the capital city of the United States), five major territories, and various minor islands. Both the states and the United States as a whole are each sovereign jurisdictions.
- General Characteristics
- Physiographic Divisions
- Natural Disasters
- Public Lands
- Further Reading
- External Links
From 1989 through 1996, the total area of the US was listed as 9,372,610 km2 (3,618,780 sq mi) (land + inland water only). The listed total area changed to 9,629,091 km2 (3,717,813 sq mi) in 1997 (Great Lakes area and coastal waters added), to 9,631,418 km2 (3,718,711 sq mi) in 2004, to 9,631,420 km2 (3,718,710 sq mi) in 2006, and to 9,826,630 km2 ...
The United States shares land borders with Canada (to the north) and Mexico (to the south), and a territorial water border with Russia in the northwest, and two territorial water borders in the southeast between Florida and Cuba, and Florida and the Bahamas. The contiguous forty-eight states are otherwise bounded by the Pacific Ocean on the west, t...
The eastern United States has a varied topography. A broad, flat coastal plain lines the Atlantic and Gulf shores from the Texas-Mexico border to New York City, and includes the Florida peninsula. This broad coastal plain and barrier islands make up the widest and longest beaches in the United States, much of it composed of soft, white sands. The F...
Due to its large size and wide range of geographic features, the United States contains examples of nearly every global climate. The climate is subtropical in the Southern United States, continental in the north, tropical in Hawaii and southern Florida, polar in Alaska, semiarid in the Great Plains west of the 100th meridian, Mediterranean in coast...
The United States is affected by a variety of natural disasters yearly. Although drought is rare, it has occasionally caused major disruption, such as during the Dust Bowl(1931–1942). Farmland failed throughout the Plains, entire regions were substantially depopulated, and dust storms ravaged the land.
The United States holds many areas for the use and enjoyment of the public. These include national parks, national monuments, national forests, wilderness areas, and other areas. For lists of areas, see the following articles: 1. List of National Parks of the United States 2. List of National Natural Landmarks 3. List of U.S. National Forests 4. Li...
In terms of human geography, the United States is inhabited by a diverse set of ethnicities and cultures.Brown, Ralph Hall, Historical Geography of the United States, New York : Harcourt, Brace, 1948Stein, Mark, How the States Got Their Shapes, New York : Smithsonian Books/Collins, 2008. ISBN 978-0-06-143138-8
Officially, 160,820.25 square miles (416,522.5 km 2) of the contiguous United States is water area, composing 62.66 percent of the nation's total water area. The contiguous United States, if it were a country, would be placed fifth on the list of countries and dependencies by area.