http://arstechnica.com/news.ars/post/20080930-doe-hands-zero-energy-buil...
Scanned by: Mielle Sullivanabout 1 month ago
In the US, roughly 18 percent of the country's total energy budget goes to running commercial buildings, making them a major contributor to the nation's energy concerns. Looked at another way, however, this means that commercial properties can be a major part of the solution.