Using Earth's Underground Heat (Going Green)

Can we meet today’s energy challenges with clean, cheap, reable sources of energy? Yes! And one of the solutions is right under our feet. Using Earth’s Underground Heat uses clear, simple text to explain how people around the world are harnessing geothermal heat to meet our 21st-century energy needs in agriculture, industry, and residential heating. Kids will also discover ways they can help make their planet greener.