Presents a discussion, with illustrations and photographs, of the various ways geothermal energy can be used, such as for agriculture, industry, and residential heating, and examines the problems with burning fossil fuels.
Content Note
The heat beneath our feet -- Using earth's heat -- The problem with fossil fuels -- Heat for a town -- Pumping up the heat -- Heat for crops -- Fish farms -- Drying foods -- Making electricity -- Is geothermal the answer? -- Just the facts -- How to help -- Learn more online.