Corn biofuels worse than gasoline on global warming in short term ? study | Environment | theguardian.com

http://www.theguardian.com/environment/2014/apr/20/corn-biofuels-gasol

BIOFUELS: Study casts doubts on GHG savings of fuels made from corn stover, cobs -- Monday, April 21, 2014 -- www.eenews.net

http://www.eenews.net/stories/105999814

Worse than gasoline? New study delivers a major blow to corn biofuels - Salon.com

http://www.salon.com/2014/04/21/worse_than_gasoline_new_study_delivers

White House to crack down on methane pollution | Grist

http://grist.org/politics/white-house-to-crack-down-on-methane-polluti