What is Geothermal Energy and How Does it Work? Gallery What is Geothermal Energy and How Does it Work? Geothermal Energy What is Geothermal Energy and How Does it Work? Geothermal energy is essentially the heat that originates from deep within the earth. By Paul Newcomb|2016-07-29T18:45:32-05:00September 19, 2011|Geothermal Energy|Comments Off on What is Geothermal Energy and How Does it Work? Read More