Energy 101: Cool Roofs Publication Date January, 2011 Author(s) U.S. Department of Energy Organization(s) DOE Description Video from DOE on how 'cool roofs' can increase home energy efficiency.
Energy 101: Geothermal Heat Pumps Publication Date January, 2011 Author(s) U.S. Department of Energy Organization(s) DOE Description Video from DOE on geothermal heat pumps and their use in hot and cold climates for heating and cooling needs.