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Intro GIS Spring 07 student projects are now available for viewing. more info...
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*NEW* The Global GIS viewer has been updated with new layers and imagery. Check out the changes.
US and World Data
Maps Ready to Print
Interactive Maps
Software Resources
Tutorials
Data Sources for New York State

Cornell University's Geospatial Information Repository
"CUGIR is an active online repository providing geospatial data and metadata for New York State, with special emphasis on those natural features relevant to agriculture, ecology, natural resources, and human-environment interactions."
New York State GIS Clearinghouse
The Clearinghouse provides a repository for data and metadata resources and an extensive collection of downloadable data.
Datasets of the NYS Museum
A good source for statewide bedrock and surficial geology data in New York. There are also links to historical USGS maps for New England.
NYS Geography and Mapping, NYS Data Center
The New York State Data Center's Geography and Mapping site provides interactive query access to geographic boundary files, Census attribute data for various levels of statistical and political geography, and predefined thematic maps illustrating various economic and demographic characteristics of the population.
Data Sources for the US and World
Geospatial One-Stop
The one stop shop for Federal, State and Local GIS data provided by the Federal Government.
Landsat Image Mosaics from NASA's Applied Sciences Directorate
A great source for worldwide Landsat imagery with an easy to use interface.
Global Land Cover Facility
The GLCF is “ the best open source for Landsat TM and Landsat ETM data on the planet”. And it's free....
The National Map
"The National Map is a consistent framework for geographic knowledge needed by the Nation. It provides public access to high-quality, geospatial data and information from multiple partners to help support decision making by resource managers and the public."
US Geological Survey Seamless Data Distribution System
Select and download Digital Elevation Models (DEM’s), Land Use grids, ortho-imagery and many other datasets using an interactive mapserver. With US and international data available, "The Seamless Data Distribution System (SDDS) is the ultimate location to explore
and retrieve data."
USGS Geo-Data Explorer - GEODE
Use GEO-DATA Explorer (GEODE) to access, view, and download Earth Science information from geo-spatial databases containing a broad spectrum of data produced by the USGS and other government agencies.
The Geography Network
The Geography Network is a global network of geographic information users and providers. Through the Geography Network, you can access many types of geographic content
including dynamic maps, downloadable data, and web services.
Perry-Castañeda Library Map Collection
The University of Texas' extensive collection of printable maps - both modern and historical.
United Nations Cartographic Section
More than 100 General Maps are currently available. Includes general maps, peacekeeping maps and various thematic maps. Most are in PDF format.
David Rumsey Map Collection
The David Rumsey Historical Map Collection has over 10,000 maps online. The collection focuses on rare 18th and 19th century North and South America maps and other cartographic materials.

St. Lawrence University Map Server
The SLU Map Server contains interactive maps created by the GIS program using ArcIMS. Contact Carol or Bill to find out how to create a mapservice for your course.
National Atlas of the United States
The National Atlas of the United States® is intended to provide a comprehensive, map-like view into the enormous wealth of data collected by the Federal Government.
National Geographic's Maps and Geography WWW Site
Interactive maps of anywhere on the planet.
Environmental Systems Research Institute - ESRI
The world leader in GIS development. Their support page is a great resource if you are having problems with ESRI software.
Erdas Imagine Support - Leica Geosystems
For support with Erdas Imagine 8.7 click on the support tab.
Free Software Downloads
NASA's Worldwind
Freely downloadable from NASA's website, Worlwind offers 3D global coverage of current satellite imagery and many other layers.
Google Earth
Freely downloadable from Google, this software also provides global coverage of satellite and aerial imagery with 3D views.
Remote Sensing Geographic Information Systems Facility
Sponsored by the American Museum of Natural History and its Center for Biodiversity and Conservation, this site has an excellent introduction to Remote Sensing.
ESRI Virtual Campus
The Virtual Campus provides live training seminars, free online workshops and many other training options. Contact the GIS staff if you would like to obtain a course access code.