Taintedgreen.com: Biofuels flop in efficiency, but technology moves forward

One of the most significant drawbacks of biofuels is the large amount of land and water needed to cultivate the crops to meet our energy needs. Converting crops to ethanol essentially takes food from our mouths to put fuel in our cars. According to the International Water Management Institute (IWMI), it takes approximately 2,400 liters of water to yield one liter of ethanol. The organization argues that growing biofuels will aggravate the fierce competition between businesses, farmers and domestic users in water-scarce areas. IWMI recommends focusing on less thirsty plants that won’t compete with food crops.

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Source: http://taintedgreen.com

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