LEED Platinum

http://www.motherearthnews.com/green-homes/leed-platinum.aspx

There's LEED certification, and then there's LEED-platinum certification. And the first building to receive this rating is the carbon-neutral Aldo Leopold Foundation headquarters. And at about $333 per square foot, platinum maintains its reputation as being expensive. Still, the building should produce more energy than it consumes on an annual basis — no small feat in Wisconsin.