Includes bibliographical references (p. 32) and index.
Contents:
The heat beneath our feet -- Using Earth's heat -- The problem with fossil fuels -- Heating for a town -- Pumping up the heat -- Heat for crops -- Fish and alligator farms -- Drying food -- Making electricity -- Is geothermal the answer? -- Just the facts -- How to help.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.