Chapter 18

Tapping the Earth's Heat: Geothermal Energy 577

A.  Introduction

B.  Origin & Nature of Geothermal Energy

C.  Hydrothermal Exploration & Resources

E.  Low-Temperature Geothermal Resources

F.  Environmental  Impacts

G.  Summary


geothermal energy

heat energy available in rocks, hot water, and steam beneath the earth’s surface.

hydrothermal

the type of geothermal energy in which water heated within the earth flows to the surface as hot water or steam.

magma

hot material under the earth’s crust and mantle.


California Energy Commission’s Geothermal Program
http://www.energy.ca.gov/geothermal

Geothermal Resources Council
http://www.geothermal.org

United States Department of Energy – Geothermal Energy Program
http://www.eere.energy.gov/geothermal

United States Department of Energy’s Idaho National Laboratory
http://geothermal.id.doe.gov