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U.S. Census Bureau regions and divisions. Since 1950, the United States Census Bureau defines four statistical regions, with nine divisions. [1] [2] The Census Bureau region definition is "widely used ... for data collection and analysis", [3] and is the most commonly used classification system.
Region. In geography, regions, otherwise referred to as areas, zones, lands or territories, are portions of the Earth's surface that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and the interaction of humanity and the environment (environmental geography).
22 geographical subregions as defined by the UNSD. Antarctica is not shown. The United Nations geoscheme is a system which divides 248 countries and territories in the world into six continental regions, 22 geographical subregions, and two intermediary regions. [1] It was devised by the United Nations Statistics Division (UNSD) based on the M49 ...
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]
Regional geography is also a certain approach to geographical study, comparable to quantitative geography or critical geography. This approach prevailed during the second half of the 19th century and the first half of the 20th century, a period when then regional geography paradigm was central within the geographical sciences.
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 Atlantic Ocean to ...
v. t. e. The megaregions of the United States are eleven regions of the United States that contain two or more roughly adjacent urban metropolitan areas that, through commonality of systems, including transportation, economies, resources, and ecologies, experience blurred boundaries between the urban centers, perceive and act as if they are a ...
This region is located largely in the warm temperate/subtropical moist and dry forest biomes. Rocky Mountain System – one branch of the Cordilleran system lying far inland in the western states. Intermontane Plateaus – also divided into the Columbia Plateau , the Colorado Plateau and the Basin and Range Province , it is a system of plateaus ...