GIS WWW LINKS 

Directories

• ASI Directory - The University of Edinburgh's complete alphabetical listings of GIS and GIS related sites. 100's of good links.
• Berkeley - The University of California at Berkeley's GIS directory listing sites by special topics, data sources, tools, terminology and tutorials. 100's of great links.
• GISLinx - GISLinx Directory (note the Canadian GIS section).
• GIS Cooperative - New York State's GIS co-operative of information and data.
• GIS Portal - Harvard Design & Mapping Co., Inc. directory of GIS and GIS related sites on the internet. 100's of good links.
• GIS Web Links - University of Florida's directory of GIS related sites on the internet.
• GRASS Links - A directory of ongoing GRASS projects worldwide.
• Infomine GIS and Maps - The University of California's Infomine. A directory of online GIS information, maps and data.
• Nicegeo - Utrecht University's Nicegeo directory of GIS and online spatial information.
• Remote Sensing and GIS Resources - The University of Minnesota's resource directory of remote sensing and GIS information on the web.
• Resources for Earth Science and Geography Instruction - A directory of links to topics in Earth Science, Physical Geography, Environmental Science and others. The links are primarily to teaching resources but are also useful as information sources.
• Yellow Pages - GIS Yellow Pages. An alphabetical listing of GIS and related sites online. 100's of great links.

Literature

• AWRA Conference on GIS - American Water Resources Association conference on GIS applications. Online articles that were presented at the conference.
• The Bulletin of the Society of University Cartographers - The homepage of the bulletin with links to the society's homepage.
• Canadian Geographer - The journal of the Canadian Association of Geographers.
• Canadian Journal of Remote Sensing - The homepage of the journal.
• Cartographic Journal - The journal of the British Cartographic Society.
• Cartographica - An international publication on cartography.
• Cartography and GIS - The journal of the American Congress on Surveying and Mapping.
• EOM - Earth Observation Magazine (EOM) homepage with links to the Gemistore (purchase data and maps) and past articles.
• ESA Bulletin - The European Space Agency's Bulletin. Contains information on GIS applications and Remote Sensing.
• ESRI Literature - ESRI literature about its computer programs such as ArcView, ArcInfo, MapObjects, ArcPad, etc... (all in PDF format).
• Geoinformatica - The international journal on advances of computer science for GIS.
• Geo Info Systems - The magazines homepage.
• Geoplace - Geoplace is a website for GIS World, Mapping Awareness, GeoEurope, and GeoAsia-Pacific magazines, an online bookstore of "geo" information and contains a brief history of GIS.
• GIS Literature Database - University of Maine's GIS literature database. 100's of great links.
• GIS Research Papers - University of Minnesota's collection of various journal abstracts on GIS and related topics.
• International Symposium on Remote Sensing of Environment - A link to the publications of the symposium.
• ISPRS Journal of Photogrammetry and Remote Sensing - International Society of Photogrammetry and Remote Sensing's (ISPRS) Journal of Photogrammetry and Remote Sensing homepage and site with information relating to the society.
• ITC Remote Sensing Journals Directory - ITC collection of remote sensing journals compiled into a directory. A very good site.
• Journal of Geographic Information and Decision Analysis - An electronic journal dedicated to the analysis of information and decision making in geography.
• Photogrammetric Engineering and Remote Sensing - The homepage of the journal and links to the American Society of Photogrammetry and Remote Sensing (ASPRS).
• Photogrammetric Record - A link to the journal and the Society of Photogrammetry in the United Kingdom.
• Transactions in GIS - A journal dedicated to the advancement of study in geographic information systems.
• Transactions on Geoscience and Remote Sensing - One of the journal sites and links to the Geoscience and Remote Sensing Society.
• Transactions on Geoscience and Remote Sensing - One of the journal sites and links to the IEEE site.
• Remote Sensing of Environment - The homepage of the journal.

Data, Metadata and Maps

Canadian

• British Columbian Ministry of the Environment, Lands, and Parks - Site containing environmental data, links, and information regarding GIS applications within the ministry.
• Canadian Centre for Remote Sensing - Canadian data and metadata.
• Canadian Data - Canadian information, data, metadata and online mapping.
• Canadian Geospatial Data Infrastructure - Canadian data for sale.
• Centre for Topographic Information - Natural Resources Canada. Maps and data for sale.
• Mapquest - Not necessarily Canadian, Mapquest is a North American online GIS map server that can be used as an example of online GIS. It also houses numerous maps of cities, airports, etc.., and a neat program that gives driving directions between two addresses.
• Statistics Canada - Canadian statistical information both free and for sale.

United States

• Bureau of Transportation Statistics - US Department of Transportation's Geographic Information Services with data, links, and information about the bureau and its projects.
• ESRI Data - Data from ESRI specifically designed for its programs. (ArcView, ArcInfo, MapObject, etc...)
• EPA Data for Region 2 - GIS data for New Jersey, New York, Puerto Rico and the US Virgin Islands.
• EPA Data for Region 3 - GIS data for Delaware, Maryland, Pennsylvania, Virginia, West Virginia and the District of Columbia.
• EPA Data for Region 4 - GIS data for Alabama, Florida, Georgia, Kentucky, North Carolina, South Carolina and Tennessee.
• EPA Data for Region 6 - GIS data for Arkansas, Louisiana, New Mexico, Oklahoma and Texas.
• EPA Data for Region 7 - GIS data for Iowa, Kansas, Missouri and Nebraska.
• EPA Data for Region 8 - GIS data for Colorado, Montana, Wyoming, Utah, North Dakota and South Dakota.
• EPA Data for Region 10 - GIS data for Alaska, Washington, Oregon and Idaho.
• Federal Geographic Data Committee - Monitors the freedom of information act in the US. Also has data available on the site and links to data clearinghouses.
• Louisiana Department of Environmental Quality - The department's GIS centre with data, links, maps, and project information.
• Maine Office of GIS - The state of Maine's office of GIS which also has a data clearinghouse, links, images, and ongoing projects.
• National Environmental Data Center - A good collection of data on the US.
• National Spatial Data Infrastructure - Part of the National Geospatial Data Clearinghouse at the US Geological Survey.
• US National data - University of California at Berkeley directory of American federal data and information.
• US States data - University of California at Berkeley directory of American state data and information.
• Washington Geographic Information Council - Washington's GIS source of data, links, and information about the council and its projects.
• Wyoming GIS Resources Page - The Wyoming office of GIS which has a data clearinghouse, a GIS council, and much more.

Other Nations

• Australian Geological Survey - Australian maps for sale. More of a geological, physical emphasis.
• Australian National Mapping Agency - Australian maps and data for sale.
• Geological Survey of Japan - Japanese mapping information and data for sale.
• Geo Strategies - Romanian data company selling data specifically about Eastern Europe, but also some global data.

Global

• Applied Geographic - Data with a human geography slant for sale.
• Centre for Advanced Spatial Technologies - Data and metadata at this site.
• Centre for Remote Imaging, Sensing and Processing - The National University of Singapore's remote sensing centre with images for sale.
• Data Directory - A good directory of data of the web.
• Directory of Map Sites - The University of Texas' library directory of map sites on the internet.
• E Spatial Data - Sells images.
• EROS Data - Earth Resources Observation System (EROS) collection of data and images.
• Gemistore - Sells software, maps and images.
• GIS Data Depot - The largest collection of free GIS and remote sensing data, images, maps and software on the web.
• Global Data - University of California at Berkeley directory of global and national data and information, other than the US.
• Global Spatial Data Infrastructure - Information and data for various countries and some specific regions of the world.
• Harvard Design and Mapping Co., Inc. - Data, images and literature for sale.
• Imagenet - Earth images related to geospatial data.
• Land Info - Maps for sale.
• Remote Sensing Data - Maps, data and images for sale.
• Satellite Active Archive - National Oceanic and Atmospheric Administration image and data archive.
• Synoptic - Data for sale.

Educational Institutions

• Clark Labs - GIS laboratory at Clark University. Specializing in IDRISI software, data and its applications. Has useful IDRISI tutorials on the site.
• The Geographer's Craft Project - Geographic Information Systems as an Integrating Technology: Context, Concepts, and Definitions. Notes from the Geographer's Craft Project at the University of Texas-Austin as compiled by Kenneth Foote and Margaret Lynch.
• Institut fur Photogrammetrie - The University of Stuttgart's photogrammetry research centre. Some research in photogrammetry, remote sensing, GIS, optics and sensors is shown.
• Resources for Earth Science and Geography Instruction - A directory of links to topics in Earth Science, Physical Geography, Environmental Science and others. The links are primarily to teaching resources but are also useful as information sources.
• University of Edinburgh's GIS Lab - University of Edinburgh's GIS lab homepage.
• University of Sheffield - Home of the European Science Foundation with information on GIS data integration and database design.

Software

• Autodesk - Manufacturer of GIS software and applications.
• Erdas - Sells software and images related to remote sensing.
• ESRI ArcInfo - ESRI site dedicated to the ArcInfo program.
• ESRI ArcView - ESRI site dedicated to the ArcView program.
• ESRI Maplex - ESRI site dedicated to the Maplex program.
• ESRI Software - ESRI software to buy and download.
• Gemistore - Sells software, data and images.
• GIS Data Depot - The largest collection of free GIS and remote sensing data, images, maps and software on the web.
• GRASS Home - GRASS GIS software official homepage.
• Intergraph Corporation - Manfacturer and vendor of GIS software and applications.

Tools and Utilities

• ArcInfo Scripts - ArcInfo AHL Scripts from the University of Minnesota.
• ArcView Scripts - GIS data for Northern California. Don't let the site name fool you. Besides data also has links and scripts.
• Point Line Poly - ArcInfo, ArcView and IDRISI tutorials, tips, graphics, utilities, scripts and macros.

Terminology

• Dictionary of Abbreviations and Acronyms - Dictionary of GIS, remote sensing and cartographic abbreviations and acronyms.
• Geographic Names - Natural Resources Canada's listings of Canadian geographic names, origins and interesting facts.
• Geographic Names Information System - Search to find the location of geographic names and their origins.
• GIS Dictionary - AGI dictionary of GIS terminology from the University of Edinburgh.

Tutorials and Help

• Animating ArcInfo Images - How to animate ArcInfo images.
• ArcInfo Knowledge Base - A"How-To" site for ArcInfo knowledge sharing. Enter a procedural question and someone will answer it, or answer someone else's questions.
• ArcInfo TIN to VRML - How to convert ArcInfo TIN's into VRMLs.
• ArcInfo User Instructions - The University of Maryland's GIS lab has outlined instructions for its students on the basics of the ArcInfo program.
• ArcView Knowledge Base - A "How-To" site for ArcView knowledge sharing. Enter a procedural question and someone will answer it, or answer someone else's questions.
• ArcView User Instructions - The University of Maryland's GIS lab has outlined instructions for its students on the basics of the ArcView program.
• Clark Labs - GIS laboratory at Clark University. Specializing in IDRISI software, data and its applications. Has useful IDRISI tutorials on the site.
• Course Notes - University of Washington lecture notes on the topic of What is GIS? GIS is explained, defined, and examined in various contexts.
• Digital Land Systems Research - DLSR's page defining GIS. Explanations of vector, raster GIS, their applications, and research capabilities.
• ESRI User Support - User support for ESRI software and products.
• ESRI's About GIS - A general description of what GIS is and what it can do.
• FAQ About GIS - Frequently Asked Question about GIS taken from the US government census.
• The Geographer's Craft Project - Geographic Information Systems as an Integrating Technology: Context, Concepts, and Definitions. Notes from the Geographer's Craft Project at the University of Texas-Austin as compiled by Kenneth Foote and Margaret Lynch.
• GIS Demonstrations - The University of Edinburgh AGI site listing some demonstrations of GIS' capabilities.
• HTML to ArcInfo Map - How to convert HTML code into ArcInfo maps.
• IDRISI Tutorials - An entire site dedicated to IDRISI help and tutorials.
• Illinois State Museum GIS Lab - GIS lab has information and tutorials relating to GIS software and applications.
• Point Line Poly - ArcInfo, ArcView and IDRISI tutorials, tips, graphics, utilities, scripts and macros.
• USGS tutorial on GIS - What is GIS? How does GIS work? What is so special about GIS? What are some of GIS applications? These questions answered on this site.

Organizations

• ASPRS - The American Society for Photogrammetry and Remote Sensing site has information about the society, its journals and links to related sites.
• CAAGIS - Centre for Advanced Applications in Geographic Information Systems at Purdue University in Indiana. Site has data, models, and ongoing projects.
• CALMIT - Center for Advanced Land Management Information Technologies at the University of Nebraska-Lincoln. Site has links to related topics, GIS and remote sensing resources, research and courses.
• EPA - The American Environmental Protection Agency has GIS data on its website, as well as a variety of related environmental topics and information.
• EROS - Earth Resources Observation System (EROS) collection of data and images.
• ESRI - The Environmental Science Research Institute has software, data, user support and a GIS library.
• FGDC - The Federal Geographic Data Committee site has access to some data, links to data sites, and information about the freedom of information act.
• GIS Jobs Clearinghouse - A site dedicated to helping you find a GIS related job. Go online to search for posted jobs or post your own resume for potential employers.
• GIS Specialty Group of the AAG - The GIS specialty group of the American Association of Geographers.
• GITA - The Geospatial Information and Technology Association site has data and information about various nations and select regions of the world.
• ISPRS - The International Society for Photogrammetry and Remote Sensing site has information about the society, its journals and links to related sites.
• ITC - The International Institute for Aerospace Surveying and Earth Sciences site has information about the institute, a library of information on surveying, and links to related sites.
• NCGIA - National Centre for Geographic Information and Analysis' site has free data and some for sale.
• Satellite Active Archive - National Oceanic and Atmospheric Administration image and data archive.
• URISA - The Urban and Regional Information Systems Association site has information on GIS and its applications as it is related to the association.

Bibliographies

• Computer Graphics Database - A bibliography of computer graphics databases on the internet.
• Law, Policy and Spatial Databases - Bibliography on the topics of law, policy and spatial databases organized by author.
• Social History of GIS - A bibliography on the social history of GIS organized by topic.
• Spatial Data Analysis and Geostatistics - A bibliography on spatial data analysis and geostatistics.
• Spatial Reasoning - A bibliography on spatial reasoning.

Remote Sensing

• Canadian Centre for Remote Sensing - Site with links to their journal, conferences, tutorials, and other remote sensing information.
• Canadian Remote Sensing Society - Links to their journal, meetings, and other remote sensing information on the internet.
• ENVI - Environment for Visualizing Images is a producer of software for processing and analysis of imagery. Site also has links to tutorials and FAQ.
• Environmental Remote Sensing Center - The University of Wisconsin-Madison's remote sensing resources. Site containing links, ongoing research, data, and tutorials.
• NASA/JPL Imaging Radar Homepage - Homepage with information on the radar, ongoing projects, images, applications, and software.
• NASA's Remote Sensing Data Page - Directory to NASA's remote sensing data.
• NASA's Remote Sensing Tutorial - What is remote sensing? How has it been used in the past? Applications and remotely sensed data.
• National Remote Sensing Centre - The British centre with remotely sensed information products and services.
• Principles of Remote Sensing - The Singapore Science Centre teaches about remote sensing. What it is? What it does? etc...
• Remote Sensing Group - Site containing research, publications, and a library of information.
• Remote Sensing Research Inc. - A Colorado company that has images, ongoing projects and research, and links.
• The Remote Sensing Society - Information on their conferences, journals, and data.
• The Remote Sensing Society Service - Links to remote sensing and GIS sites of companies, data, images, tutorials, societies,etc...)
• TELSAT Guide for Satellite Information - The Belgian Platform on remote sensing site presenting information and news on TELSAT, images, ongoing projects, and publications.
• Virtual Dictionary - Site containing remote sensing satellite data, information regarding upcoming conferences, societies, journals, links, and much more.