Worldwide wind power grew once again in 2011, according to the latest research from the Worldwatch Institute. Unsurprisingly, China was the catalyst behind last year's growth.
Oil and gas pipeline giant Enbridge Inc. has invested $5 million in Mississauga, Ont.-based Hydrogenics, a leading maker of proton-exchange membrane fuel cells and electrolysis systems for producing hydrogen gas from water.
Arizona Public Service Company (APS) has begun testing a 1.5 MW energy storage system in Flagstaff, Arizona. As part of a two-year pilot program APS, the state's largest utility, will assess the benefits of stored energy for use on the electric grid during peak usage.
According to a new report by Ernst & Young, U.S. venture capital (VC) investments in cleantech rose by 73 percent, to $1.1 billion, in the third quarter of 2011, in spite of a global slowdown in investment in most other business venues -- with the notable exception of Internet ventures and health care.
Duke Energy Corporation (NYSE: DUK) said today it has chosen a 36 megawatt (MW) battery system developed by Xtreme Power Inc. to store and manage power generated at Duke’s 153 MW Notrees Windpower Project in west Texas. The company said the storage system will be one of the largest of its kind in the world and will be operating by late 2012.