Energy from the Earth

This page is your source for information about geothermal energy, discussing the basic principles of tapping the earth's heat, and the geothermal picture in the United States, and around the world.

This site is currently being built, with frequent updates. The web guide below is the most updated version. For a guide suitable for print, see the pdf version, updated 11/19/07.

Geothermal Principles

Resource Potential, Economics, Impacts

United States Geothermal

World Geothermal

Geothermal Heat Pumps for Buildings

Related Reports

Author: Nick Enge


General References: EIA Geothermal Energy

Special Thanks: Jane Woodward (Stanford) for introduction to many of these concepts and resources.

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