Archive for category GIS
Web Mapping with Free Software Tools
Posted by Richard Lent in GIS, Programming, Software on November 7, 2018
Web mapping is an application of geographic information systems (GIS) that involves the creation of interactive digital maps displayed and manipulated through a web browser. This post examines several approaches to creating and publishing interactive web maps, focusing on free and open-source software tools. Some technologies involve desktop GIS software or programming environments as part of the workflow leading […]
Introduction to Geographic Information Systems Using QGIS
Posted by Richard Lent in GIS on April 20, 2016
A GIS (Geographic Information System) is a computer application designed to capture, store, manipulate, analyze, manage, and present all types of geographical data, in addition to composing and printing maps. It combines a traditional database with a visual display of map features, such as points (e.g. houses), lines (e.g. streams and rivers), and polygons (enclosed […]
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