April 15, 2009 (vol. 119, iss. 130) • Page Image 7
…The Michigan Daily - michigandaily.com 'U' researchers, local business owners tout geothermal energy From Page 1A ment. To first cover the upfront cost of the system, the Grocoffs took out a rehabilitation loan to be paid back over the 30-year life of the geother- mal system, adding $40 to their monthly mortgage payment. "The payback was immediate," he said. "As soon as the geothermal started running in March (of2006), it cut our utility bil...…