Geothermal Power Technology 2009 : Green to the CoreGeothermal energy is a vast, renewable, low carbon energy source that can be converted to electricity and used to condition building environments. Improved technologies have the potential to access vast untapped geothermal energy sources, which experts estimate contain 50,000 times the energy of all oil and gas resources in the world. The technology can also help to address the critical issues of global warming, pollution and energy independe... more