| 1. Centre for Advanced Spatial Analysis: GIS Timeline Team |
| A timeline reference outlining the history of GIS. |
| http://www.casa.ucl.ac.uk/gistimeline/ |
| 2. EPA Region |
| Environmental Protection Agency resource for GIS system data and applications in New York, New Jersey, Puerto Rico and the U.S. Virgin Islands. |
| http://www.epa.gov/region02/gis/ |
| 3. European Geo-Portal |
| Infrastructure for Spatial Information in Europe is an initiative launched by the European Commission. |
| http://eu-geoportal.jrc.it/ |
| 4. Example Code |
| Forum features information and resources related to GIS. |
| http://www.jrbtech.com/ |
| 5. FreeGIS.org |
| Links to free software and data. |
| http://freegis.org |
| 6. GIS Cafe |
| A resource for GIS professionals. |
| http://www.giscafe.com/ |
| 7. GIS Case Studies |
| Examples of United States and Canada raster and vector GIS projects. |
| http://members.tripod.com/krismaps/algonquin/... |
| 8. GIS Lounge |
| The complete source for information and resources. Information on data and applications and about GIS careers. |
| http://gislounge.com/ |
| 9. GIS Monitor |
| GIS monitor goes beyond the headlines and press releases. Local, county, state and federal Mapping and GIS users, consultants read and depend on the GIS Monitor Newsletter every week. |
| http://www.gismonitor.com/ |
| 10. GIS Skills Page |
| Page contains Ryan Galbraith's academic and work experience. |
| http://www.geocities.com/galbraithr/ |
| 11. GIS.com |
| Provides introductory overviews on many aspects of GIS. Find information about industries, curriculums and current events in GIS. |
| http://www.gis.com/ |
| 12. GISuser |
| Site delivers the latest news, feature articles, and updates concerning the use of GIS, LBS, GPS, and geospatial technologies. |
| http://www.gisuser.com |
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| 13. GeoCommunity |
| Data downloads, news, software tools and utilities. |
| http://www.geocomm.com/ |
| 14. Geography Network |
| An Internet portal to spatial data. |
| http://www.geographynetwork.com/ |
| 15. Public Health |
| Provides information on the use of GIS in public health applications, from a 1998 conference. |
| http://www.atsdr.cdc.gov/gis |
| 16. ReGeo Geo-Information System |
| Project aimed at creating an information system based on a virtual geo-multimedia database, which will serve different applications including rural communities and eco-tourism. |
| http://www.felis.uni-freiburg.de/regeo/ |
| 17. SpatialNews |
| News, features, career postings, events, and daily wire. |
| http://www.spatialnews.com/ |
| 18. Steigerwald, Scott |
| Exploration of geography, GIS, geographic programming and serving maps on the web. Resource for ArcIMS and ESRI-based software. |
| http://www.scottsteigerwald.com |
| 19. The Food and Agriculture Organization |
| The FAO GeoNetwork provides Internet access to interactive maps, satellite imagery and related spatial databases. |
| http://www.fao.org/geonetwork |
| 20. U.S. Geological Survey |
| Gives a brief overview of how a GIS is used, some of the theory behind how it operates, as well as a discussion of various applications. |
| http://erg.usgs.gov/isb/pubs/gis_poster/ |
| 21. Wen Tzai-Hung's Geospatial Research |
| Describes study results on the use of geographic information system models that could be used to help people with water usage control and epidemic health risk predictions. Includes map illustrations. |
| http://idv.sinica.edu.tw/wenthung/ |
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