An excellent description of geothermal heating and cooling showing all of the benefits and detriments as well as the many different configurations of geothermal ground loop systems.
Geothermal Exchange: Ground Source Heating And Cooling

Geothermal Exchange: Ground Source Heating And Cooling
(via www.neutralexistence.com)
Submitted by neutralexistence on Sun, 2008-03-09 17:58. | Tags: architecture | geoexchange | geothermal | geothermal air conditioning | geothermal heating