<http://schema.org/description>
"Biofuels -- or fuels made from plants like wheat, corn, soybean and sugarcane -- burn clean, release fewer pollutants and greenhouse gases, and are sustainable. Could these &amp;quot;energy crops&amp;quot; really be the end to our addiction to fossil fuels like oil?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://auto.howstuffworks.com/fuel-efficiency/biofuels/10-biofuel-crops3.htm>