In the United States, government policies, innovations from the American auto industry and consumer interest in clean air have combined over recent decades to reduce emissions from passenger vehicles.
President Biden’s American Jobs Plan includes a $15 billion investment for a national network of 500,000 charging stations to give electric vehicle drivers charging options where they need them. And the U.S. Department of Transportation recently announced it will allow states to set their own standards for tailpipe emissions. (The proposal must go through a public comment period before it becomes final.)
The U.S. Environmental Protection Agency regulates motor vehicle pollution. Take a look at the progress it and other entities have made on the issue: