The Biden administration Thursday proposed new mileage standards and limits on greenhouse gas emissions from cars and trucks that exceeded what some environmentalists feared would be issued.
The fuel economy and emissions requirements proposed by the Environmental Protection Agency and Department of Transportation would strengthen mandates eased by the Trump administration -- and, over time, mark a return to a more stringent path charted by former President Barack Obama in 2012.
It would mandate fleet-wide vehicle mileage of 52 mpg by 2026, up from 40 mpg this year. The EPA said its proposal would result in a 10 percent reduction in vehicle emissions in model year 2023 and then a 5 percent greater emissions reduction improvement each year after through 2026.
“It’s definitely an improvement” over previously reported versions, said David Cooke, a senior vehicles analyst with the Union of Concerned Scientists. “It’s better than what we thought. It’s still…