A federal judge has blocked California from enforcing regulations on carbon output from vehicle fuels, according to news reports. U.S. District Court Judge Lawrence O’Neill said the standards favor biofuels produced in California, in violation of constitutional commerce laws, the Washington Post reported. The California Air Resources Board said it will ask the judge to...http://www.environmentalleader.com/2012/01/03/judge-blocks-low-carbon-fuel-rules/