What if the EPA dialed back emissions rules, but only on trucks?

15 Aug
EPA administrator Scott Pruitt  [photo from 2014]Back in March, Donald Trump authorized a review of current U.S. emissions regulations. Those regulations cover vehicles through the 2025 model year and were hastily finalized by the Environmental Protection Agency in the days leading up to Trump's inauguration. The review alarmed environmental activists, not to mention California's Air Resources...