Xcel Energy Inc. is asking state regulators to add 550 megawatts worth of wind-generated power to its Colorado grid — boosting its amount of wind power by 25 percent.
Two electrical unions are making green building history by debuting the Zero Net Energy Center — considered the first renovated commercial building in California to achieve zero net energy.
Elon Musk made a bold promise onstage at the D11 conference in Los Angeles on Wednesday night, saying Tesla Model S owners will soon be able to drive coast to coast in their electric cars, with dozens of quick-charging stations conveniently dotted across the map.
A controversial bill that would end the use of the U.S. Green Building Council’s LEED program on public projects in North Carolina has been put on the back burner for now.
The longest wind turbine blade ever made in the United States will roll off the production lines at Vestas Wind Systems' blades factory in Brighton, Colo.