Tag Archives: carbon footprints

Biofuels and the fiction of the average farmCorn Ethanol

Several years ago, Gevo Inc., which operates a biorefinery in Luverne, Minn., approached the University of Minnesota with what seems like an obvious question: How sustainable is the corn it uses in its southwestern facility?

I say “obvious” because almost everyone (experts and nonexperts alike) thinks they already know the answer. It seems like we take it for granted that fuels and chemicals made from corn are a “bad idea” because of corn’s apparently large carbon footprint, which Argonne National Lab estimates to be 371 grams CO2 per kilogram of corn harvested on average in the U.S.

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