January 23, 2007

Study Says Tapping of Granite Could Unleash Energy Source
Published: January 23, 2007
The United States could generate as much electricity by 2050 as that flowing today from all of the country’s nuclear power plants by developing technologies that tap heat locked in deep layers of granite, according to a new study commissioned by the Energy Department.
http://www.nytimes.com/2007/01/23/business/23thermal.html?ref=science