Wednesday, October 12, 2016

Great overview of types of geothermal energy

Great overview of types of geothermal energy

Geothermal technologies explained for the rest of us - Jay Egg
http://www.greenbuildermedia.com/buildingscience/geothermal-technologies-explained-for-the-rest-of-us-heat-pump-geoday2015-hvac-solar-wind

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