the process by which the population of cities grows

the central city and the surrounding built-up suburbs

in the U.S., a central city of at least 50,000 people, the county within which the city is located, and adjacent counties meeting one of several tests indicating a functional connection to the central city

in the U.S., two or more adjacent metropolitan statistical areas with overlapping commuting patterns

in the U.S., a metropolitan statistical area exceeding 1 million people located within a consolidated metropolitan statistical area

a model of the internal structure of cities in which social groups are spatially arranged in a series of rings

a model of the internal structure of cities in which social groups are arranged around a series of sectors, or wedges, radiating out from the central business district (CBD)

a model of the internal structure of cities in which social groups are arranged around a collection of nodes of activities

areas delineated by the U.S. Bureau of the Census for which statistics are published; in urbanized areas, census tracts correspond roughly to neighborhoods

areas within cities in less developed countries in which people illegally establish residences on land they do not own or rent and erect homemade structures

the process of subdivision of houses and successive waves of occupation by lower-income people

drawing lines on a map to identify areas in which they will refuse to loan money

a process in which cities identify blighted inner-city neighborhoods, acquire the properties from private owners, relocate the residents and businesses, clear the site, and build new roads and utilities

housing owned by the government; in the U.S., it is rented to low-income residents, and the rents are set at 30% of the families' incomes

the process by which middle-class people move into deteriorated inner-city neighborhoods and renovate the housing

a group in society prevented from participating in the material benefits of a more developed society because of a variety of social and economic characteristics

the process of legally adding land to a city

a model of North American urban areas consisting of an inner city surrounded by large suburban residential and business areas tied together by a beltway or ring road

nodes of consumer and business services around the beltway of a peripheral urban area

the density change in an urban area

the progressive spread of development over the landscape

rings of open space

laws that limit the permitted uses of land and maximum density of development in a country

the hour in the morning and evening iwth the heaviest volumes of traffic

a cooperative agency consisting of representatives of the various local governments in that region

legislation and regulations to limit suburban sprawl and preserve farmland