GRID Alternatives. Crowd-sourced clean energy. US Geothermal Energy State of the Union, 2011-2012. "In the last decade, we've been rebuilding an industry," according to Karl Gawell, Executive Director of the Geothermal Energy Association (GEA).
Unlike solar or wind power plants, geothermal energy pumps out predictable baseload power 24 hours a day. There are immense resources in the U.S. and across the globe.