BIO welcomed public comment on proposed Renewable Fuel Standard amendments and clarifications, which include new pathway determinations for advanced biofuels such as isobutanol and ethanol from crop residues. Brent Erickson, EVP of BIO's Industrial and Environmental Section, said, "Finalization of new pathways will clear the way for companies to bring innovative technologies to the marketplace. Delays can determine whether these companies succeed or fail and whether investors remain ...This story is related to the following:Green & CleanSearch for suppliers of: