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There’s a massive 2.5GW of solar thermal projects planned for the California and Arizona deserts, and with construction starting to get underway on a good number of them, there’s bound to be a variety of hurdles. But what are some of the lesser-known obstacles when you […] Read more »

Fuel cell maker MTI Micro is showing off a prototype of a GPS system with an embedded fuel cell at a fuel cell conference in Atlanta this morning. The company, which is based in Albany, New York, says its fuel cell-connected GPS system can provide 60 […] Read more »

Most solar companies use silicon to turn solar energy into electrical energy, but researchers at the University of Tel Aviv have recently moved to go green in more of a literal sense. Rather than silicon, they’re using bio-engineered plant proteins to build their PV base. This […] Read more »

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The CEO of General Motors, Rick Wagoner, says that, when it comes to the large-scale manufacture of electric vehicles, GM will ultimately beat out the dozens of electric-vehicle startups that have recently started racing to sell green cars. This is a high-volume, tough game to compete […] Read more »

Is First Solar headed higher, or lower? Judging from the volatility of the stock, there is no clear consensus among investors. Even the analysts who spend their days scrutinizing solar companies can’t agree. Yesterday, Craig Rubens wrote about the 8 percent rise in First Solar’s stock […] Read more »

DOE to Put $60 Million into Solar Thermal: The U.S. Department of Energy plans to invest the money over five years in 10 to 25 low-cost solar concentrating projects. The DOE is interested in thermal storage and heat transfer fluids – Cleantech. Waste Management and Linde […] Read more »

If we could create 100 percent efficiencies in our machines, we could solve many of our energy woes — but damn those pesky laws of thermodynamics that are holding us back. Enter startup Kalex Systems, which is rethinking thermodynamics in the hopes of capturing some of […] Read more »

Looks like Coskata will have to share its automotive sugar daddy with another biofuel firm. General Motors announced a new strategic relationship with ethanol startup Mascoma, along with an undisclosed equity investment in the company, this morning. GM’s partnership and investment could help Mascoma get closer […] Read more »

Former Vice President and climate change crusader Al Gore has found himself with access to a massive $1.88 billion earmarked for cleantech investments, spread across three separate funds and two investment firms — Kleiner Perkins and Climate Solutions Fund. Two of the funds recently closed their […] Read more »

The idea of a “smart grid” involves a lot more players than its simple name suggests. That’s why Silver Spring Networks has launched its Technology Alliance Program, which includes an impressive partner list of big energy vets, tech giants and cleantech startups alike. Silver Spring’s open […] Read more »

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On the heels of A123System’s plug-in hybrid conversion company Hymotion finally offering its kit to consumers, words is out that the lithium ion battery company is very close to filing its IPO, according to Scott Kirsner via Pehub.com. Kirsner says A123Systems will likely file next month […] Read more »

DIY Solar Electric Car: Between the financial strain of high gas prices and seven children it’s no wonder Brent Hatch decided to build a solar-pedal powered hybrid to schlep to and from the middle school – CBS News via Autoblog Green. LDK CEO Founds New Thin-Film […] Read more »

Today’s data centers consume 0.5 percent of the world’s energy but are about as energy efficient as a poorly maintained Hummer is fuel efficient. But getting data centers to run more like a Prius is going to take a lot of work in areas that range […] Read more »

The U.S. economy may be sputtering, but there was some good news coming out of the cleantech world this morning. First Solar, the poster child of cleantech IPOs and the so-called “Google of solar,” reported a sharp rise in its profit and revenue for the latest […] Read more »

Can Twitter help you turn your lights off? IBM’s “Master Inventor” Andy Stanford-Clark has rigged up his home to twitter its energy use, and if you follow the tweets you can see in real time when Stanford-Clark has turned his lights and fountain off or on […] Read more »

The CEO of California utility PG&E, Peter Darbee, recently caught our attention in a big way when he said that he’d like to use PG&E’s deep pockets to buy and own solar thermal plants. Turns out that’s just the beginning of the things he’d like to […] Read more »

Oil giants like BP and Shell often groom themselves through marketing campaigns as being very interested in alternative energies like biofuels, solar and wind power. And they are investing in these areas. But when earnings time comes around, it becomes clear just how puny these initiatives […] Read more »

X Prize Foundation Puts $100M Up for Cleantech: In its largest prize to date, the X Prize Foundation will award $100 million for breakthroughs in biofuels, energy storage, power generation for developing nations, and other categories – Business Week. “Q&A: Wave Power”: With everyone from San […] Read more »

TechnoSpin, a New York-headquartered small-scale wind turbine maker with big-time plans, has raised $8 million in a Series A financing that was led by 21 Ventures. The company says it has designed its small-scale turbines to operate in low-wind situations, allowing for wider adoption, and is […] Read more »

Russell Read, the exec who leads investment strategy for the California Public Employees’ Retirement System’s $244 billion pension fund — the largest in the country — said today that he plans to launch his own private equity fund devoted to clean energy after he steps down […] Read more »

A solar startup building solar concentrating systems is coming out of stealth in time for the National Energy Marketers Association convention today and claiming some really incredible figures. Los Angeles-based newcomer Sunrgi says it can use lenses to concentrate sunlight by more than 1,600 times to […] Read more »

We just checked in on Khosla Ventures’ portfolio on its web site and we noticed four startups we haven’t looked into before that could deliver some interesting innovation to the electric car space: Sakti3, Firefly Energy, Ramu and Tula. As Khosla’s more than a dozen biofuel […] Read more »

While solar thermal companies eSolar and Stirling both announced funding in the 9-digits last week, another startup using the sun’s heat to create energy disclosed a more modest round this week. SkyFuel, an Albuquerque, N.M.-based company that has created a cheap, light material called “ReflecTech” for […] Read more »

SmartBike DC Is Like Pedal-Powered Zipcar: A new bicycle sharing program will allow DC residents to use a bike with the swipe of a card- NYTimes. “How Carbon Heavy Is Your Email?”: While it might seem like common sense that email is more eco-friendly than snail […] Read more »

Between rising energy costs for large data centers and the need to extend the life of mobile devices, when it comes to designing a computing system, energy consumption is now a top priority. Microsoft wants to reduce the energy costs of idling computers as well as […] Read more »

Holy Toledo, Ohio-based solar startup! Xunlight, a thin-film silicon-based solar company spun out of the University of Toledo has just announced that it has raised $22 million in Series B funding. The round was led by Trident Capital, and Emerald Technology Ventures and NGP Energy Technology […] Read more »

Backyard biofuels is the latest venture of entrepreneurs Floyd Butterfield and Thomas Quinn. The two have started the E-Fuel Corporation, which will sell a washer-and-dryer-sized home ethanol system called the E-Fuel 100 MicroFueler for $10,000 (though it could be half of that with government incentives) according […] Read more »

Cleantech startups have been liberally taking cues from the Internet world, like using IP tech for a smarter power grid or leveraging Web 2.0 tools to sell solar. Here’s another one for ya: The creators of the well-known interactive web technology Flash are building web-based software […] Read more »

Ever since battery maker A123 Systems bought plug-in hybrid converter company Hymotion last year, everyone’s been waiting for the time when consumers would be able to get their hands on the conversion kits. This weekend A123 Systems emailed us to let us know that they have […] Read more »

So this concludes another Earth Week. Earth Day was on Tuesday and in case you were too busy hugging all those trees to catch the cleantech news we’ve gathered the most important headlines from the week for your here. Pictures of Dell’s Eco Bamboo Computer: After […] Read more »

IBM, the granddaddy of computing, uses 5 billion kilowatt hours to power its data center operations each year. But over the next three years, Big Blue is attempting to double its compute capability without budging the needle on its power consumption. It’s already well on its […] Read more »

Verdiem, a Seattle, Wash.-based startup that makes power management software for office PCs, told us back in February it was in the process of raising “a substantial” round. Well, the company confirms with us this morning (hat tip Venture Wire) that it has closed that round […] Read more »

In the world of electric cars, punctuality is a foreign concept. Venturi, a Monaco-based electric car startup, has pushed back delivery of its unfortunately named Fetish. While many are reporting that this postponement is part of the company’s last-minute upgrades, we see this news as further […] Read more »

Kleiner Perkins, the green-leaning venture capital firm, is reportedly raising a “green growth” fund of more than $400 million for investment in later-stage, less risky cleantech startups, says Pehub.com (full story on Pewnews.com). The firm has already allocated a good third of its $600 million main […] Read more »

Coskata, the startup with plans to produce $1 a gallon cellulosic ethanol, has announced the location of its 40,000 gallon a year pilot plant: Madison, Penn., just northeast of Pittsburgh. The $25 million project will be built with newly revealed technology partner Westinghouse Plasma. Coskata says […] Read more »

MIT Boosting Its Boutique Solar Biz: With a $10 million gift from the Chesonis Family Foundation, MIT is launching the Solar Revolution Project which will research new materials and systems to accelerate the adoption of solar – MIT News. “Bring on the Right Biofuels”: In an […] Read more »

Electric vehicle startup Fisker Automotive has officially responded to the lawsuit that competitor Tesla Motors has filed against it for allegedly stealing its design ideas and trade secrets. Kleiner Perkins partner and Fisker investor Ray Lane already called the lawsuit “ridiculous” at a conference this week, […] Read more »

In a recent post on the company blog, Nanosolar CEO Martin Roscheisen hinted at “near-term” plans for residential solar from the thin-film startup (hat tip to CNET): To all those of you who are disappointed that our first product is not for residential homeowners, we can […] Read more »

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