electricity

Battery developer Aquion Energy will build its first full-scale manufacturing facility in Pennsylvania the company has announced.

Renewable Energy Systems Americas, Inc. (RES Americas) has completed the construction of a wind farm in Oklahoma.

Located in Dewey County, the Crossroads Wind Farm is comprised of 98 Siemens wind turbines that when combined can generate up to 227.5 MW of renewable energy. Crossroads, which took 12 months to construct, is RES Americas' first wind development in Oklahoma.

California-based solar developer SolarReserve has completed construction on a solar power tower at its flagship solar farm in Nevada, the company said Thursday.

Bullfrog Power Inc. and General Motors Canada (NYSE:GM) have paired up to release a new edition of the Chevy Volt with an added bonus of having it powered solely by renewable energy. 

Germany's E.ON AG, the world's largest utility by sales, and Enviva LP, a leading manufacturer of processed biomass, said in a statement they have signed a multi-year 240,000 metric ton annual wood pellet supply contract starting in 2013. The financial terms of the agreement were not disclosed.

One day away from Super Bowl XLVI, one of the biggest annual sporting events in North America, many in the United States are anxiously counting down the hours and minutes until their national anthem is heralded and the first whistle blows. Unbeknownst to many, however, another kind of Super Bowl countdown has been marching down this week - the event's carbon impact.

Boston-based Atlantic Power Corporation (NYSE: AT) has acquired a 51% stake in a wind power project in Oklahoma.

Fluor Corporation, the nation's largest publicly traded engineering and construction company, said this week that it has been selected by a subsidiary of electricity generator LS Power Group to build a 125-megawatt solar plant in Arizona. Fluor was also awarded a separate contract for ongoing operations and maintenance.

One of the miracles of the electronic age is the ability to plug almost any device into a computer and have it perform as described without any further effort on the part of the user.

Solar module manufacturer Semprius, Inc. has achieved 33.9 percent efficiency for its latest high concentration photovoltaic (HCPV) solar modules the company said Tuesday.