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Cities Urban Concept
APHG Unit 6 Vocabulary and Concepts
Term | Definition |
---|---|
rank-size rule | The rule proposed by Zipf that states that if all cities in a country are placed in order from the largest to the smallest |
basic sector | Goods and services produced for individuals outside the urban work area. |
bid-rent curve | The concept that the concentric circles in Burgess' concentric zone model are based on the amount people are willing to pay for land in each zone. |
central business district (CBD) | The business area found at the center of every older central city and urban area. |
central place theory | A theory developed by Walter Christaller that states that cities exist for economic reasons and that people gather in cities to share goods and ideas. |
concentric zone model | The model or urban land use developed by Brugess that demonstrates the invasion and succession processes that occur as the city grows and expands outwards. |
congregation | An ethnic group's grouping together in a specific part of the city to support each other and minimize conflicts with those in the non-ethnic group. |
edge city | A new urban complex that consists of a large node of office buildings and commercial operations with more workers than residents. |
gateway city | A city that served as the control center for a former colonial power |
gentrification | The process of renovating an older |
ghetto | An ethnic enclave where the residents live segregated (separated) by race |
ghettoization | The concentration of a certain group of residents in a certain residential area against their will through legal means or social discrimination. |
gravity model | A law of spatial interaction that states that larger places attract people |
hinterlands | The surrounding trade area of an urban area |
megacity | A metropolitan area with a total population of over 10 million people according to the United Nations. |
megalopolis | A group of supercities that have merged together into one large urban area. |
multiple-nuclei model | A model of urban land use developed by Harris and Ullman based on separated and specialized multiple nuclei. |
multiplier effect | The ratio of nonbasic jobs to basic jobs that shows the effect basic job creation has on the creation of nonbasic jobs. |
New Urbanism | An urban design movement that emphasizes the pedestrian-friendly return to earlier close-knit neighborhoods and a sense of community. |
nonbasic sector | Goods and services produced by urban workers for people employed within the urban area. |
primate city | A city that is at least twice as large as the next largest city and more than twice as significant (not just the largest city in a country). |
public housing | Government-constructed and regulated low-income housing in urban areas. |
rural-to-urban migration | The movement of people from the countryside to the city usually in search of economic opportunities (jobs) and a better life (both "pull" factors of migration) |
sector model | The model of urban land use developed by Hoyt that shows urban growth in pie shaped wedges |
segregation | The physical separation of two groups of a population (in the United States this is usually based on race) |
suburbanization | The movement of people from urban core areas to the surrounding outer edges of the cities. |
supercity | A very large city |
uneven development | The huge contrast of wealthy neighborhoods and poor neighborhoods found within urban areas and the continuing uneven allocation of funds to foster this condition. |
urbanization | The rapid growth of |
urban renewal | The process of identifying properties in inner city neighborhoods that are then acquired |
urban sprawl | A separate-use system of residential housing neighborhoods on the outskirts of urban areas that do not contain retail activities. Also called conventional suburban development (CSD) |
world city | A global city that serves as an important linkage or connection point in the global economic system. |