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To determine whether man-made charcoal, or biochar, can significantly cut carbon levels in the atmosphere, large-scale systems need to be tested, according to an NRDC analysis.
New company aims to commercialize technology that makes charcoal from woody wastes, a method to improve soil and sequester carbon from the atmosphere.
This summer, the Gates Foundation will present hygienic innovations developed through its Reinventing the Toilet Challenge.
Some companies are developing techniques for making charcoal as a way to store carbon underground, but a group of conservationist warn against large-scale use.
Cool Planet Biofuels, a start-up that converts plant waste into biofuel, scores $8 million in funding via GE joint partnership with North Bridge Venture Partners. GE gets a seat on the board.
Time to assess different climate engineering approaches--be it injecting light-blocking particles in the atmosphere or artificial trees--say academics at an MIT symposium.
Archipelago country vulnerable to rising seas partners with U.K.-based Carbon Gold to produce biochar from coconut shells.
Barring significant emissions reductions, U.K.'s national science academy sees engineering to remove greenhouse gases or absorb less solar radiation as a way to combat climate change.
In a report, the U.K.'s Institution of Mechanical Engineers concludes that artificial trees, algae-growing buildings, and white roofs offer the most promise.
Why you shouldn't Google Jessica Biel, the details on Yahoo's latest acquisition, and a chat with CNET reporter Greg Sandoval about what's happening to The Pirate Bay.