Green fervor, for both types of green -- cash and environment -- has spawned a crowd of smart grid and energy efficiency startups: some viable and successful, many undifferentiated, most doomed.With more than $30 million in revenue, OPower easily fal... [more]

Is less more?Smooth-Stone, which came out of stealth mode for $48 million dollars from Battery Ventures and the investment fund of Abu Dhabi, says it can chip away at Intel's titanic dominance in server chips with a low-powered processor.The chip is ... [more]

Is less more?Smooth-Stone, which came out of stealth mode for $48 million dollars from Battery Ventures and the investment fund of Abu Dhabi, says it can chip away at Intel's titanic dominance in server chips with a low-powered processor.The chip is ... [more]

If you want people to alter their energy use, start with what they know. That's the motto of green living product maker ecobee, which has recently added an energy management system to its award-winning smart thermostat.Every company in the home area ... [more]

By Lester R. BrownThere are enormous opportunities to use energy more efficiently. Investing in energy efficiency is often far cheaper than expanding the energy supply to meet growing demand. Efficiency investments typically yield a high rate of retu... [more]

Most of the news was bad (i.e., 0% raises, tuition increases) but this one is good news:Allow campuses to retain energy savings to reinvest in other energy projects.In the past energy savings went back to the state so, other than the mandated savings... [more]

Although it is not an easy task, China strives to put into practice the promise made last November before the Copenhagen Conference -- to cut its carbon dioxide emissions per unit of gross domestic product by 40 to 45 percent by 2020 compared with th... [more]

I am pleased to introduce a new expert panelist at www.greenhomebuilding.com. Robert Riversong has created his own form of the Larsen Truss building system, and specializes in super-insulated houses. He teaches these techniques, and many other subj... [more]

There are several ways for your home to meet guidelines or gain certification for certain standards for green qualities. The reasons for doing this vary. It might be that a particular certification will allow the home to qualify for special financi... [more]

In a new paper (subs req'd) published as the cover article in the March edition of the Proceedings of the IEEE, the authors take a comprehensive look at technology, costs and policies influencing the adoption of light emitting diode, or LED, lighting... [more]