EPA Vehicle Trends Report Shows Electrification Spurring Most GHG Gains

EPA’s just-issued annual report on vehicle greenhouse gas and fuel economy trends highlights significant improvements in model year 2023, even as it says nearly all those gains came from increasing sales of electric vehicles (EVs) or plug-in hybrids that mask far smaller efficiency and emissions improvements in conventional vehicles. “The average model year 2023 vehicle produced 319 grams per mile (g/mi) of CO2, which is 18 g/mi less than the previous model year, and the lowest emission rate on record,”...