| http://www.w3.org/ns/prov#value | - Wells over a mile deep can be drilled into underground reservoirs to tap steam and very hot water that can be brought to the surface for use in a variety of applications. ??? At present, geothermal energy is only used in areas where it is easy to have access to the steam such as in volcanic active places ??? As of 2008, geothermal power supplies less than 1% of the world's energy ??? However, new
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