Saturday with Colm Ó Mongáin Saturday 18 October 2025 RTE.ieSmoke screen: the growing PHEV emissions scandal transportenvironment.orgThe Problem With Plug-In Hybrids That Keeps Happening InsideEVsWhy Hybrid Cars May Not Be the Eco-Friendly Bargain You Expect Decatur MetroPlug-in hybrids pollute almost as much as petrol cars, report finds The Guardian