The variety of urban environments

Characteristics of urban places, including site, function, land use, hierarchy of settlement (including megacities) and growth process (planned or spontaneous)

Factors affecting the pattern of urban economic activities (retail, commercial, industrial), including physical factors, land values, proximity to a central business district (CBD) and planning

Factors affecting the pattern of residential areas within urban areas, including physical factors, land values, ethnicity and planning

The incidence of poverty, deprivation and informal activity (housing and industry) in urban areas at varying stages of development