Geothermal heat pump articles
The Journal Times Online - 4/19/08
Energy from the earth: Interest in geothermal heating, cooling systems is growing:
The earth heats and cools John Schroeder’s home in Madison, Wisconsin — and he’s not sitting on a volcano or a glacier. Schroeder is one of a growing number of people who are turning to geothermal systems to slash their utility bills and reduce their impact on the planet. That interest promises to usher in a new industry and new kinds of jobs as more people look for ways to limit their fossil fuel addictions.