Geothermal energy /
Graham Rickard.
- Milwaukee : G. Stevens Children's Books, 1991.
- 32 p. : col. ill. ; 26 cm.
- Alternative energy .
- Alternative energy (Milwaukee, Wis.) .
"First published in the United Kingdom, copyright 1990, by Wayland (Publishers) Limited"--T.p. verso. Includes index.
Explains how geothermal energy, natural heat from inside the earth, can be used as a source of heat or to provide electricity.