What a great idea! Read this article- perhaps other large buildings will follow their lead:

Empire State Building, the tallest building in New York, and referred to as one of the wonders of the modern world, will buy 100% wind power from Texas-based Green Mountain Energy Company. According to the AIA (American Institute of Architects), the Empire State Building is the first on the List of America’s Favorite Architecture.

“It was a natural fit for us to combine 100% clean energy with our nearly completed, groundbreaking energy efficiency retrofit work,” Anthony E. Malkin, president of Malkin Holdings, which runs the building, said in an announcement. This way, the energy consumption is reduced and more customers are attracted by the low prices.

To read full article go to:   http://www.greenoptimistic.com/2011/01/11/empire-state-building-wind-energy/