Image credit: TheFriendlyFiend /Flickr At a time when excessive pressures on the earth’s land and water resources are of growing concern, there is a massive new demand emerging for cropland to produce fuel for cars–one that threatens world food security. Although this situation had been developing for a few decades, it was not until Hurricane Katrina in 2005, when oil prices jumped above $60 a barrel and U.S. gasoline prices climbed to $3 a gallon, that the situation came into focus. Suddenly investments in U.S. corn-based ethanol distilleries became hugely profitable, unleashing an i… Read the full story on TreeHugger
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Cars and People Compete for Grain
