The president said he would weaken Biden-era mileage standards, which were designed to increase electric-vehicle sales, calling them a “scam.”

The Trump administration on Wednesday proposed a significant rollback of carmakers’ fuel economy standards, dealing a blow to efforts to curb vehicle emissions.

With the other major emissions program already gutted, this move sets the U.S. on a lonely path, setting us up to fall further behind Europe and China in green technology.

At a White House this afternoon, President Trump said he was terminating "ridiculously burdensome" fuel economy rules. It's part of a series of changes relaxing or eliminating rules promoting cleaner cars.