DOE: Geothermal Energy
- http://geothermal.id.doe.gov/
- Idaho National Laboratory of the U.S. Department of Energy (DOE). Includes information about use of geothermal energy, laws and standards, calendar of events and FAQ.
Deep Heat Mining
- http://www.dhm.ch/
- Hot dry rock geothermal energy program in Switzerland. About the technology and the ongoing development program, including photos, maps, and diagrams.
Geothermal Resources Council
- http://www.geothermal.org/
- Encourages worldwide research and development on geothermal energy resources and utilization. Calendar of events, workshops, membership information, publications, related links and other information.