APHG Unit 6 Vocab

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African City Model

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Model that suggests that African cities have more than one CBD, which is due to colonialism.

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Basic Sector

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The products or services of an urban economy that are exported outside the city itself by a business, earning income for the community.

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Block Busting (Panic Peddling)

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To profit from inducing any person to sell or rent dwellings by representing entry of certain minority group(s) into a neighborhood.

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Boomburbs

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Rapidly growing city in the US that remains suburban in character, even as it reaches higher populations.

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Brownfields/Brownfield Remediation

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Abandoned polluted industrial sites in downtown areas, many of which are today being cleaned and redeveloped into parks, business, or entertainment centers.

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Burgess Concentric Zone Model

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Devised in the 1920s by Ernest Burgess to predict and explain the growth patterns of North American urban spaces, viewing cities as a series of concentric rings.

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Central Business District (CBD)

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The downtown or nucleus of a city where retail stores, offices, and cultural activities are concentrated.

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Christaller's Central Place Theory

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Developed in the 1930s by Walter Christaller, this model explains and predicts patterns of urban places across the map.

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De Facto Segregation

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Racial, ethnic, or other segregation resulting from societal differences between groups, without institutionalized legislation intended to segregate.

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Disamenity Sector

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A relatively stable slum area that radiates from the central market to the outermost zone of peripheral squatter settlements.