The development of the Internet has changed the environment for Geographical Information Systems (GIS), with the emphasis shifting from analysis to the sharing

'Web Mapping Illustrated' shows readers how to create maps, even interactive maps, with free tools, including MapServer, OpenEV, GDAL/OGR, and PostGIS. It also

The development of the Internet has changed the environment for Geographical Information Systems (GIS), with the emphasis shifting from analysis to the sharing

The Encyclopedia of GIS provides a comprehensive and authoritative guide, contributed by experts and peer-reviewed for accuracy, and alphabetically arranged for

Computer science provides a powerful tool that was virtually unknown three generations ago. Some of the classical fields of knowledge are geodesy (surveying), c