International Business News - Savings http://www.ibtimes.com All articles are copyrighted by IBTimes.com 400 100 http://www.ibtimes.com/ http://www.ibtimes.com/images/top_logo_ibt2_3.gif New York's Empire State Building is doing it, Chicago's Willis Tower is about to start and many more landlords and companies are expected to undertake building retrofits to reduce energy costs. http://www.ibtimes.com/data/articleimgs/219697-.jpg http://www.ibtimes.com/articles/20090903/energy-gulping-buildings-ripe-savings.htm http://www.ibtimes.com/articles/20090903/energy-gulping-buildings-ripe-savings.htm Thu, 03 Sep 2009 10:39:36 EDT