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Cleantech

Warren Buffett and the true value of solar

Did the Warren Buffett investment machine see some seriously undervalued assets in solar, even as most investors have recently viewed the solar industry as a train wreck? Read More »

Facebook officially announced the data center that it’s building in the chilly climate of Lulea, Sweden, and it’s going to be powered “primarily from renewables.” No, not solar or wind but hydropower (water and dams), which is still the cheapest kind of clean power. Read More »

 
 

Google is investing millions of dollars into its second fund that will go toward installing solar panels on rooftops. On Tuesday Rick Needham, Google’s Director of Green Business Operations, announced that Google will invest $75 million into a solar fund for startup Clean Power Finance Read More »

A new Y Combinator–style incubator that will focus solely on the intersection of energy and information technology is launching in Houston, the founder of the group, Kirk Brand Coburn, told me in an exclusive interview. Read More »

Joe Biden & Harry Reid at the Clean Energy Summit

While Senator Harry Reid indicated that President Obama would likely discuss clean energy jobs in his jobs speech, Obama’s speech contained only the very briefest mentions of anything green related. Is the President cooling on talk of clean energy jobs in the wake of Solyndra’s scandal? Read More »

Google has just revealed its total electricity use for the first time and says it plans to have about a third of the electricity it consumes be sourced directly from clean power by 2012. Read More »

This week Solyndra announced plans to file for bankruptcy and said it will lay off 1,100 employees. How will the event impact the larger cleantech industry, greentech startup funding and the solar sector as a whole? We ask you to weigh in. Read More »

128 cabinets of high- density, high-efficiency servers

Achieving the ultimate in green building badges — the LEED platinum certification — is pretty rare and is particularly unusual for data centers. But on Thursday GE showed off its new LEED platinum-certified data center in Louisville, Ky. Here are some photos from the green facility. Read More »

Ocean power: Still DOA

Federal regulators canceled three ocean power project permits in California because the permit holder, located in Sonoma County, couldn’t come up with the money to carry out the projects. Read More »

A wind power controversy unfolds in California

The California Energy Commission on Wednesday filed a complaint against a wind turbine maker, contending that the company has exaggerated the performance of its equipment and caused the commission to overpay in rebates. Read More »

On Friday afternoon Bloom Energy touted its growth, announcing that it has quadrupled the size of its factory in Sunnyvale, Calif. to 210,000 square feet, has grown its workforce by over 70 percent in 2010, and grown by 525 percent over the past four years. Read More »

Global investments in renewable energy have risen dramatically over the last decade, but governments need to step up support for clean energy innovation. That’s one of the findings in a report out this morning from the International Energy Agency. Read More »

More Must Reads

When private investment in cleantech fell last year, government stimulus programs more than made up the difference, according to estimates that the Cleantech Group released at the Cleantech Forum in San Francisco this week. And no government is doing more to fill the gap than China’s.… Read More »

Ocean power is managing to float forward during the recession, thanks in large part to government programs and to a lesser extent, private funding. The latest example is 10-year-old wave power company Wavebob, with CEO Andrew Parish telling us this week that it’s raised… Read More »

Some 130 clean power and energy efficiency companies have already signed up to use Wattbot — a San Francisco-based startup developing a web site aiming to connect those companies with residential customers — even though the site is still in beta, according to CEO Kurt Brown.… Read More »

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