HALF MOON BAY, Calif.--The carbon footprint of the tech industry is estimated at 2 percent of the world's total emissions, or roughly the equivalent of the aviation industry's, according to data from McKinsey & Co. Technology executives from Cisco Systems, Hewlett-Packard, and Sun Microsystems were here Tuesday talking ......

A project funded by the Department of Energy's Idaho National Laboratory will test bidirectional battery chargers and "smart" grids that could prevent U.S. electric grid overload from plug-in vehicles. Ecotality is best known for the Hydratus, its onboard hydrogen fuel generator for buses, that grew out of a ......

SAN JOSE, Calif.--General Motors is teaming up with 30 utilities in 37 states and with the Electric Power Research Institute to develop a charging infrastructure for electric cars. They aim to fine-tune the technology, safety, and customer experience for car-charging stations by 2010, when the Chevy Volt is due ......

Coulomb is developing plug-in hybrid chargers for public places.(Credit: Kim Smith/General Motors) The city of San Jose, Calif., will be the first to test electric-car charging stations from start-up Coulomb Technologies. The company's products include 110-volt outlets that can be outfitted in public and mounted on poles, ......

A sampling of green-tech news with quick commentary. Wind power could quadruple in the Northwest by 2015 - The Oregonian Advocates of wind power are startled by its projected expansion in Oregon and Washington. But hooking up wind plants to the grid remains a challenge. Critics object to plans for coal plants in Michigan - Detroit Free Press ......