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Geothermal Energy
View a slideshow to get an extensive overview of how geothermal energy is generated and how it is expressed at the earth's surface. Also discover how geologists locate geothermal hot spots and use them to produce electricity.
US Department of Energy
U.s. Department of Energy: Energy Basics: Renewable Energy: Geothermal
Find out about renewable energy resources using geothermal technologies as the source. Learn how scientists have discovered how to utilize sustainable heat from the Earth using several methods.