1. Geothermal energy
... the harvesting of the earths natural heat that is produced by the earths core. In order to harness this heat, the use of shallow ground water and hot water and rock several miles below the earth's surface are utilized. Even further down, the heat of molten rock called magma is also used. One main ... , deep wells, sometimes up to two miles deep have to be drilled into heat reservoirs that are pocketed throughout the planet. From these wells, steam and hot water either rise to the surface naturally or are pumped up. This heat is then used in order to turn turbans and create electricity. ...
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- Approx Pages: 3
- Grade Level: High School