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General GIS Websites
Software developer that created ArcGIS and related software. Great resource for industry news, career information, training and certification information.
Geographic Information Systems - USGS
The USGS informational website about GIS.
Geospatial Resources at the EPA
This website provides an overview of the Environmental Protection Agency's geospatial resources.
"GISCafe.com delivers the latest GIS industry commentary, news, product reviews, articles, events and resources."
As one of the cornerstones of the U.S. Geological Survey's (USGS) National Geospatial Program, The National Map is a collaborative effort among the USGS and other Federal, State, and local partners to improve and deliver topographic information for the Nation. It has many uses ranging from recreation to scientific analysis to emergency response.
What is GIS? by ESRI
Provides information about geographic information system (GIS) technology and the value it brings to business, government, and society