By Stevnson Swanson ( Chicago Tribune Correspondent)
NEW YORK — When a historic seminary in the heart of Manhattan went searching for a way to cut its energy costs in an environmentally friendly way, it didn’t turn to the heavens for sun or wind power but sought salvation in an unlikely … http://www.chicagotribune.com/features/lifestyle/green/chi-geothermal-energy-080811-ht,0,4983184.story
