. "6 Geographic Data for Sustainable Development II: Other Thematic Data." Down to Earth: Geographical Information for Sustainable Development in Africa. Washington, DC: The National Academies Press, 2002.
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Down to Earth: Geographic Information for Sustainable Development in Africa
FIGURE 6-2 The relationship between the spatial and temporal resolution of urban and suburban attributes and the spatial and temporal resolution of various aerial and sub-orbital remote-sensing systems. The clear polygons represent the spatial and temporal requirements for selected urban attributes listed in Table 6-1. Gray boxes depict the spatial and temporal characteristics of selected major remote-sensing systems that may be used to extract the required urban information (updated from Jensen and Cowen, 1999).