Urban crime -- See Crime Here are entered works on the occurrence of crime. Works on the discipline that studies the causes, detection and prevention of crime, and the treatment or punishment of criminals, are entered under Criminology. Works on the criminal justice system are entered under Criminal justice, Administration of. --subdivision Crimes against under classes of persons and ethnic groups; and headings beginning with the word Criminal
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Urban decline -- See Shrinking cities Here are entered general works on cities in which the population and economic activity have declined. This heading may be divided geographically by names of individual regions, countries, states, etc. Works on the decline of specific cities are entered under the heading for the city with subdivisions such as --Economic conditions; --Population, etc., as appropriate.
Urban economic development -- See Community development, Urban Here are entered general works on urban community development and works limited to urban community development in regions, counties, states, etc. Works on community development in individual cities, city regions, or metropolitan areas are entered under the heading Community development with local subdivision.
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Urban economics -- See Also the narrower term Land use, Urban Here are entered general works on urban land use and works limited to urban land use in regions, counties, states, etc. Works on land use in individual cities, city regions, or metropolitan areas are entered under the heading Land use with local subdivision.
Urban exodus -- See Urban-rural migration Here are entered works on population shifts from an urban to a rural environment. Works on population shifts from a rural to an urban environment are entered under Rural-urban migration.
Urban flora -- See Urban plants Here are entered general works on plants in urban areas. This heading may be divided geographically by names of individual regions, countries, states, etc. Works on plants in specific cities or other urban areas are entered under the heading Plants with the appropriate geographic subdivision.
Urban housing -- See Housing Here are entered works on the social and economic aspects of housing. Works on the history and description of human shelters are entered under Dwellings. --subdivision Housing under classes of persons and ethnic groups
Urban land use -- See Land use, Urban Here are entered general works on urban land use and works limited to urban land use in regions, counties, states, etc. Works on land use in individual cities, city regions, or metropolitan areas are entered under the heading Land use with local subdivision.
