Geographic Information System Resources

• Center for Advanced Spatial Technologies
• CGRER Geodata Information Sources
• EPA Data Systems & Software: GIS
• EPA Node: National Geospatial Data Clearinghouse
• ESRI ArcData Online
• EarthExplorer: satellite images, aerial photographs, and cartographic products from USGS
• GIS WWW Resource List - extensive list
• Goddard Distributed Active Archive Center
• NYS GIS Clearinghouse
• Space physics Interactive Data Resource
• TerraServe - aerial photo server
• Vermont Center for Geographic Info