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19 Cards in this Set

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biosphere
thin layer of air, water, and soil surrounding the earth
compositional theory
theory that city dwellers are as involved with small groups of friends, relatives, and neightbots are noncity people
concentric-zone theory
model of land use in which city spreads out from the center in series of concentric zones, each used for a particular kind of activity
ecology
study of the interactions among organisms and between organisms and their physical enviorment
ecosystem
self-sufficient community of organisms depending for survival on one another and on the envoirnment
empowerment zones
economically depressed urban areas that businesses, with the help of government grants, low interest loans, and tax breaks, try to revive by creating jobs; also known as enterprise zones
gentrification
movement of affluent people into poor urban neighborhoods
megacity
city with a population of 5 million or more
megalopolis
vast area in which many metropolises merge
metropolos
large urban area that includes city and its surrounding subarbs
multiple-nuclei-theory
model of land use in which a city is built around many discrete nuclei, each being the center of some specialized activity
peripheral theory
model of land use in which suburban cities grow around central city
sector theory
model of land use in which a city grows outward in wedge-shaped sectors from the center
subcultural theory
theory that the city enriches peoples lives by offering diverse opportunities and developing various subcultures
urban anomie theory
theory that city people have a unique way of life characterized by alienation, impersonal relations and stress
urban ecological processes
process in which people compete for certain land use, one group dominates another, and a particular group moves in an area and takes it over from others
functionalist
how masses drive urbanization- people leave farms to seek better opportunities and live in cities and then the suburbs
conflict
how bug businesses fuel urbanization- larg coorperations pursure profit by starting agribusiness that forces farmers to leave for the cities and then building homes, factories, and business in urbak and suburban areas
symbolic
how city people interact- city people tend to act superficially with civil inattention, but with tolerance for others lifestyles