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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]
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 ...
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 ...
320/sq mi (120/km 2) GDP (nominal) [2] • Q3 2022. $5.233 trillion. The Mid-Atlantic is a region of the United States located in the overlap between the Northeastern and Southeastern states of the United States. Its exact definition differs upon source, but the region typically includes New Jersey, New York, and Pennsylvania, with other ...
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]
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 ...
Intermontane Belt. Geologic belts of far-western Canada and Southeast Alaska, including the Intermontane Belt (pink) The Intermontane Belt is a physiogeological region in the Pacific Northwest of North America, stretching from northern Washington into British Columbia, Yukon, and Alaska. It comprises rolling hills, high plateaus and deeply cut ...
Altitudinal zonation (or elevational zonation[1]) in mountainous regions describes the natural layering of ecosystems that occurs at distinct elevations due to varying environmental conditions. Temperature, humidity, soil composition, and solar radiation are important factors in determining altitudinal zones, which consequently support ...