The roof of the 12-story Chicago City Hall building has been retrofitted with a 22,000 square-foot rooftop garden to reduce urban air temperature. | Credit: Katrin Scholz-Barth
After a decade of hard economic times, a rural Oregon community celebrates the opening of a new energy-efficient school.
The University of Minnesota, Morris is committed to creating a sustainable campus for its students and local residents, while creating job and growing the economy.
How to join forces with your neighbors to start a community shared solar project.
The second largest city in the U.S. commits to increasing energy efficiency in 30 million square feet of public and private buildings.