https://globalnews.ca/news/9433325/bc-study-air-pollution-decrease-in-brain-function/#:~:text=A%20new%20study%20from%20the,brain%20activity%20before%20and%20after.
After two hours of exposure, they found decreased activity and connections in areas of the brain related to memory, internal thought, cognitive performance and symptoms of depression.
“People may want to think twice the next time they’re stuck in traffic with the windows rolled down,” said Dr. Chris Carlsten, the study’s senior author.
Explains a lot about carbrains, tbh.