geospatial data A geographic information system (GIS), geographical information system, or geospatial information system is a system that captures, stores, analyzes, manages and presents data with reference to geographic location data. In the simplest terms, GIS is the merging of cartography, statistical analysis and database technology. GIS may be used in archaeology, geography, cartography, remote sensing, land surveying, public utility management, natural resource management, precision agriculture, photogrammetry, urban planning, emergency management, landscape architecture, navigation, aerial video and localized search engines. (Excerpt from Wikipedia article: Geographic information system) 60 136 3.5 6.6 9 59.4 http://www.ariadne.ac.uk/sites/all/datacharts/hc/15525-chart-wp.html