Leaders from four counties in Hawaii have signed a commitment to transform ground transportation to 100% renewable fuel sources by 2045, beginning with the transition of all their fleet vehicles by 2035.
Engineers at MIT may have made a breakthrough in the production of renewable diesel fuels using a hyper-efficient version of a common food product, yeast.
The City of Oakland, Calif., is the third Northern California municipality to announce its move to fuel diesel-powered fleet vehicles with renewable diesel.
The City of San Francisco will phase out the use of petroleum diesel in its municipal fleet and replace it with renewable diesel by the end of this year, Mayor Ed Lee announced at a conference in Vatican City on climate change.
After reaching record levels in 2013, United States imports of biomass-based diesel fuel (both biodiesel and renewable diesel) fell 36 percent, to 333 million gallons in 2014.
WASHINGTON - The U.S. Environmental Protection Agency (EPA) finalized the 2011 percentage standards for the four categories of fuel under the agency's renewable fuel standard program, known as RFS2.
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