EVs are already making your air cleaner, research shows

The logic behind electric vehicles benefiting public health has long been solid: More EVs means fewer internal combustion engines on the road, and a reduction in harmful tailpipe emissions. But now researchers have confirmed, to the greatest extent yet, that this is indeed what’s actually happening on the ground. What’s more, they found that even relatively small upticks in EV adoption can have a measurably positive impact on a community. 

Whereas previous work has largely been based on modeling...