Emission control systems in modern cars have slashed air pollutants such as particulate matter and nitrogen oxides. But these systems face two major challenges: carmakers cheating on pollution tests ...

For years the Environmental Protection Agency has pushed carmakers to reduce how much vehicles contribute to climate change. Today the EPA laid out plans to not just weaken those rules, but end them ...

Plug-in hybrid electric vehicles (PHEVs) cause almost as much pollution as petrol cars, a new report has revealed. Unlike fully electric cars, hybrids run on electric batteries as well as combustion ...

BRUSSELS, Nov 9 (Reuters) - New European Union pollution rules for combustion engine cars and trucks are set to be less ambitious than originally planned, after lawmakers voted on Thursday to delay ...

In an aerial view, cars travel along Interstate 80 in Berkeley, Calif., on January 16, 2024. The regulations that require automakers to build more efficient, cleaner vehicles are being loosened under ...