10 U.S. Cities Tackle Efficiency

Architectural Record, Feb. 12, 2014, by Peter Fairley.
http://archrecord.construction.com/news/2014/02/140212-10-US-Cities-Tackle-Efficiency.asp

"Buildings are the source of one half to three-quarters of greenhouse-gas emissions in most American cities. Los Angeles, Boston, Chicago, Houston, and six more large cities have joined forces to tackle the problem by targeting their biggest buildings. “The largest buildings tend to be 3 to 4 percent of the overall number of buildings but account for 40 to 50 percent of the square footage and energy consumption. You have this terrific opportunity to work with a handful of buildings and make a big dent,” says Laurie Kerr, director of the City Energy Project (CEP), which launched in late January."