August 24th, 2007
Green, green again, but maybe not green enough
Pond scum is a hot topic in the renewable energy world. Green (and other colors) algae can be used to produce a combustible oil. That would be renewable and green in the environmental sense. But the question remains: could it produce green profits putting algae farmers in the black financially?
CNET’s Michael Kanellos looks at the promise and problems of algae farming.
One issue, the algae-into-oil industry has a problem that’s parallel to water in your gas tank, on a grand scale.
Meanwhile there’s research on using algae to produce hydrogen. The U.S. Department of Energy is putting some energy into that work.
A newsman since 1969, Harry Fuller has worked for CBS, ABC, CNBC Europe, CNET and was founding news director at TechTV. See his full profile and disclosure of his industry affiliations.
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