The key to plentiful solar power is water, says Massachusetts Institute of Technology Professor Daniel Nocera.

Nocera and his MIT colleague, Matthew Kanan, on Thursday will publish a technical paper that describes what they claim is a breakthrough in solar energy storage.

The key to MIT’s discovery is a …

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Brian Cooley looks at a pavilion full of electric cars at the 2008 British International Motor Show. He checks out a Gem, a G-Wiz, a Smart concept, a Think, and a Nice.

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A sampling of green-tech news with quick commentary.

• Is first eInk magazine an e-waste misstep? - Fast Company
  Esquire’s experimental eInk issue will make an ecological mess, according to a Fast Company calculation, which says producing the magazine would lead to electronics waste and emit as much carbon dioxide …

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Correction: A correction was made to this story. Read below for details.

(Credit: Aptera)

Aptera Motors, the electric car start-up that on Tuesday nabbed funding from Google.org, announced Thursday that it has secured $24 million in a series C round.

The Carlsbad, Calif., company aims to spend the funds …

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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 …

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Intersolar2008 brought Europe’s established solar industry conference to San Francisco this week. Held alongside Semicon West, organizers say it drew more than 10,000 people.

Here’s a summary of news coverage of the event:

• Video: Saving money with solar tech - CNET News

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Intersolar2008 brought Europe’s established solar industry conference to San Francisco this week. Held alongside Semicon West, organizers say it drew more than 10,000 people.

Here’s a summary of news coverage of the event:

• Video: Saving money with solar tech - CNET News

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…

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