Tag: biofuels

When I was in San Francisco last week I dropped by to see GreenTechMedia’s Michael Kanellos, one of my favorite personalities in cleantech. Michael always seems to have a reason to smile, even when the rest of the world (me …

GreenTechMedia’s Michael Kanellos — Celebrating Gevo’s IPO Read More »

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Growing crops to create biogas has become a controversial renewable energy source because it creates competition for land for food crops. But there is another major source of biogas that doesn’t compete with food crops. In fact, exploiting it would …

[The Vector] Biogas that Doesn’t Compete with Food Crops Read More »

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Dr. Mitchell contibuted to the book’s chapter on algae as biofuel.  Fundamentally, the photosynthetic process reduces inorganic compounds like carbon dioxide, water, nitrogen, and phosphorous, and builds these biochemicals. Initially sugar, and then the sugar’s burned to build all sorts …

About Greg Mitchell, Contributor to “Renewable Energy Facts and Fantasies” – Scripps Institution, Algae Read More »

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I know I’m not alone in my mistrust of the media. Yet I have to think that Time Magazine nailed the biofuels issue in their 2008 article on sustainability and the Amazon rain forest. Particularly telling is the revolting political …

Biofuels, Sustainability and the Amazon Rain Forest Read More »

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I must say that I’m disappointed in this list of clean energy projects that the Obama Administration is funding with its stimulus money under ARPA-E. I use the word disappointed, a considerable understatement, insofar as I promised some of my …

A Disappointing List of Alternative Energy Projects Read More »

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