If you were looking at television weather maps during last week’s U.S. tornado activity, you were looking at a GIS, or Geographic Information System. Those red and purple splotches racing across the screen represented intensity levels of rotating storm cells. The map itself, the county lines, and the splotches were all data layer elements making up the map. GIS is a system for capturing, storing, manipulating, analyzing, organizing, and displaying data as it pertains to a geographic area. A GIS like the one shown on TV can be developed with any number of Feature Layers driven by a database.
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Diving Into GIS: A Starter Guide
Posted by: Patrick Nelson March 8, 2012 05:00 AMIf you were looking at television weather maps during last week’s U.S. tornado activity, you were looking at a GIS, or Geographic Information System. Those red and purple splotches racing across the screen represented intensity levels of rotating storm cells. The map itself, the county lines, and the splotches were all data layer elements making up the map. GIS is a system for capturing, storing, manipulating, analyzing, organizing, and displaying data as it pertains to a geographic area. A GIS like the one shown on TV can be developed with any number of Feature Layers driven by a database.