Searchinger, Timothy D.2017-02-172017-02-172009Biofuels: Environmental Consequences and Interactions with Changing Land Use; Ithaca, NY; CIP (CU Library Iniatives in Publishing); 2009; 37-52https://hdl.handle.net/1813/46288en-USbiofuelsChapter 2: Government Policies & Drivers of World Biofuels, Sustainability Criteria, Certification Proposals & Their LimitationsBiofuels: Environmental Consequences and Interactions with Changing Land Use: Chapter 2book chapter