Geothermal Energy - Technically oriented web presentation from the Department of Energy.
Geothermal Technologies Program - U.S. Department of Energy@
- Find out about Office of Geothermal Technologies, a unit of the Office of Utility Technologies of the Department of Energy. Sites provide info on research and development, history, and applications.
GeoThermal Information Office - Provides basic educational information about geothermal heating and cooling technologies.