Biofuels production 2005, by country (ethanol and biodiesel)
Production of crops for biofuels also competes with food production
(Banse et al., 2008). Indeed, the corn equivalent of the
energy used on a few minutes drive could feed a person for a
day, while a full tank of ethan...
02 Feb 2009 - by Hugo Ahlenius, UNEP/GRID-Arendal