Neogeography is the fast-developing field derived from traditional map and Geographical Information Systems (GIS), unifying them with network and web technologies the results of which are rapid and low-cost geo-information and map-making. Open Source datasets such as OpenStreetMap, publicly accessible government data such as Landsat satellite images and STRM elevation data, and user-generated data from portable GPS units.
Using these rich sources of no cost data and free or low-cost GIS programs, a huge range of outputs can readily be built including:
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