Here are some informative and interesting geothermal videos to explain Geothermal / Geoexchange (TM) Energy

Geothermal Heating

How does A Heat Pump Work

Geothermal Energy

Geothermal House Design




Geothermal Heating Solutions




Solar Geothermal Hybrid Home




Geothermal Energy at a Residential Location




WaterFurnace Geothermal – A Convenient Truth




Geo Thermal Heat Pumps – Theory and Operation From Sibley