United States Environmental Protection Agency

April 12, 2014, 1pm PDT
More and more energy efficient buildings are coming online, but buildings are still a major source of energy use around the world. To track green building, the EPA recently ranked the cities with the most Energy Star buildings.
United States Environmental Protection Agency
July 20, 2006, 7am PDT
The United States Environmental Protection Agency publishes visual case studies of 10 smart growth principles as they have been used in 20 communities around the country.
United States Environmental Protection Agency