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The physiographic regions of the contiguous United States comprise 8 divisions, 25 provinces, and 85 sections. [1] The system dates to Nevin Fenneman 's report Physiographic Divisions of the United States, published in 1916. [2] [3] The map was updated and republished by the Association of American Geographers in 1928. [4]
Corn Belt, midwestern and southern states where corn is the primary crop. Cotton Belt, southern states where cotton is or was a primary crop. Fruit Belt, an area where fruit growing is prominent, specially oranges at the state of Florida and grapes at California. Indiana Gas Belt, a region of Indiana that was the site of a natural gas boom in ...
The term "United States," when used in the geographical sense, refers to the contiguous United States (sometimes referred to as the Lower 48, including the District of Columbia not as a state), Alaska, Hawaii, the five insular territories of Puerto Rico, Northern Mariana Islands, U.S. Virgin Islands, Guam, American Samoa, and minor outlying possessions. [1]
Division 2: Middle Atlantic (New Jersey, New York, and Pennsylvania) Region 2: Midwest (designated as the North Central Region before June 1984) [8] Division 3: East North Central (Illinois, Indiana, Michigan, Ohio, and Wisconsin) Division 4: West North Central (Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, and South Dakota) Region ...
UTC-4 (EDT) The Northeastern United States, also referred to as the Northeast, the East Coast, [b] or the American Northeast, is a geographic region of the United States located on the Atlantic coast of North America. It borders Canada to its north, the Southern United States to its south, the Midwestern United States to its west, and the ...
The Piedmont region in the Appalachian Highlands. The Piedmont / ˈpiːdmɒnt / [1] is a plateau region located in the Eastern United States. It is situated between the Atlantic Plain and the Blue Ridge Mountains, stretching from New York in the north to central Alabama in the south. The Piedmont Province is a physiographic province of the ...
The North American Cordillera, sometimes also called the Western Cordillera of North America, the Western Cordillera, or the Pacific Cordillera, [1][2] is the North American portion of the American Cordillera, the mountain chain system along the Pacific coast of the Americas. The North American Cordillera covers an extensive area of mountain ...
Geology of the United States. Shaded relief map of the United States, showing 10 geological provinces. The richly textured landscape of the United States is a product of the dueling forces of plate tectonics, weathering and erosion. Over the 4.5 billion-year history of the Earth, tectonic upheavals and colliding plates have raised great ...