Geographic Information Systems

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GIS is a computer system for capturing, storing, checking, and displaying data related to positions on Earth’s surface. GIS can show many different kinds of data on one map, such as streets, buildings, and vegetation. This enables people to more easily see, analyze, and understand patterns and relationships. National Geographic Encyclopedia

  • QGIS: An open-source free program which runs on all operating systems. A step by step manual to get you started. Examples and datasets to download and follow tutorials. For sophisticated analysis with statistics, land-use classification or time-lapse, choose from the library of 'plugins'.