Questions Swirl About Plug-In Hybrid Treatment In Looming EPA Rule

EPA’s upcoming emissions standards for cars and light trucks are already sparking debate over how regulators calculate the benefits of plug-in hybrids, as automakers tout them as a good regulatory compliance strategy while clean transportation advocates float analysis finding EPA is overestimating their emissions benefits. At issue is the amount of time such vehicles run on electric power, rather than consuming gasoline. A recent analysis from the International Council on Clean Transportation (ICCT) highlights concerns that real-world gasoline use is...