Biofuels

Yes, one is with and the other without oxygen, and both divert waste from the landfill—but in terms of the end products, what is the advantage of anaerobic digestion? Simply put, does society face a shortage of compost or renewable energy?
Mar 14, 2014   NPR Morning Edition
Gas prices may rise due to the ethanol requirement. But there is no shortage - in fact, there's a glut, as we reported in Nov., 2009. It's the ethanol credits that have surged in price. What - you didn't know there was an ethanol credit market?
Mar 19, 2013   Is It Time To End Ethanol Requirement For Gasoline?
A new study finds that high commodity prices and a biofuels rush have led to rates of grassland loss in America's northern Plains “comparable to deforestation rates in Brazil, Malaysia, and Indonesia.” Brad Plumer discusses the impacts.
Feb 22, 2013   The Washington Post
AltTransport takes a look at the biggest skirmishes in the world of transportation and sustainability that took place over the past calendar year.
Sep 15, 2010   AltTransport
A U.S. ambassador is proposing a novel approach to helping Afghanistan -- since opium crops are rampant, why not find a way to turn poppies into biofuel?
Aug 11, 2010   ASLA's The Dirt blog
Beef by-products, turned into bio-diesel, make up 20% of the fuel being used today by Amtrak's Heartland Flyer between Fort Worth and Oklahoma City.
Apr 28, 2010   Fast Company
Jevon's Paradox is the idea that the more efficient a resource becomes, the more it is consumed. With new future fuels in the works, those promoting sustainability and conservation find themselves at odds with innovation.
Mar 22, 2010   Fast Company
There's a glut of ethanol on the market, and the solutions to consume it are not easy. The maximum blend in gasoline is 10% before it affects the catalytic converter, and E85 can't compete with the more efficient, though more expensive, gasoline.
Nov 30, 2009   The New York Times - Energy & Environment
Researchers are experimenting with using LEDs to grow algae in abandoned mines to be used for biofuels.
Nov 11, 2009   Scientific American
A new report claims that the way the global warming impact of biofuels is measured leaves out the land use component of clearing land and growing crops.
Oct 27, 2009   The Washington Post
Low fuel prices, high corn prices, and a new CA regulation that penalizes the energy intensity necessary to convert corn to fuel are hurting the industry.
Apr 9, 2009   San Francisco Chronicle