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Primus Green Energy has developed a process to convert wood pellets and natural gas into a high-octane gasoline. But can they do it cheap enough?
Range Fuels, which uses a process that simultaneously produces ethanol and methanol from wood chips, says it's ready to sell biodiesel and ethanol for cars on a large scale.
Biofuel created from forestry or agricultural waste could replace a decent chunk of the annual gas use in the U.S. by 2030.
University of Illinois at Urbana-Champaign researchers say that a sterile grass known as Miscanthus giganteus proved to be significantly more productive than other biofuel crops like corn in the making of ethanol.
Biofuels are under attack for environmental and economic reasons. GM and biofuel firms counter that low-cost ethanol from sustainable growth is coming soon.
Here is Coskata's business plan in a nutshell: take garbage, make gas out of it, and feed it to microbes. Then a big company pays you to teach them how to do it.
Quos wants to take seawater and turn it into drinking water cheaply.