"Data collection and distribution are the business of the U.S. Geological Survey's (USGS) Earth Resources Observation Systems (EROS) Data Center, or the EDC. ... With elaborate computer systems, the EDC has developed the means to deliver massive amounts of data over the Internet. This effort has led to the EDC's becoming host to the National Mapping Division's Digital Cartographic Sales Data Base. The institution now is a world leader in information management as well as in earth science."--Information page.

Features the U.S. Geological Survey's EROS Data Center (EDC), located in Sioux Falls, South Dakota. Contains an overview and history of the Earth Resources Observation Systems (EROS) Data Center, which is a data management, systems development, and research field center of the U.S. Geological Survey's National Mapping Division. Provides access to samples of the work performed and products produced by the EDC, such as declassified intelligence satellite photography. Offers information about research projects at the EDC, as well.