California can reduce carbon emissions by more than 70 million metric tons by 2030, akin to taking 15 million gasoline-powered cars off the road in one year, by adopting a higher target for its Low Carbon Fuel Standard (LCFS), according to “California's Clean Fuel Future: Assessing Achievable Fuel Carbon Intensity Reductions Through 2030,” an analysis released today by the UK-based research firm Cerulogy.