www.pmmag.com/articles/99868-cost-effective-geothermal-heating-and-cooling
Cost-effective geothermal heating and cooling
When considering geothermal heating and cooling, do your homework.
February 25, 2014
This Mother Earth News article explains how geothermal heating and cooling systems are cost-effective for most homeowners, as long as they do their homework. The article is an excerpt from the book “Green is Good” by Brian F. Keene.
