How the U.S. Renewable Fuel Standard could use garbage to pay for electric vehicles - ScienceDirect
US EPA recommends delaying electric vehicles biofuel program -sources
What to know about the EPA's stringent auto emission rules proposal : NPR
Environmental outcomes of the US Renewable Fuel Standard
The Renewable Fuel Standard: Driving Renewable Natural Gas Adoption and Reduced Emissions
Every electric vehicle tax credit rebate available, by state
EPA Sets New 3-Year Renewable Fuel Targets
EPA deals blow to biofuel producers
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