Californians breathe much cleaner air today than they did 25 years ago. That’s according to a new study published today in Science Advances, which found that the state’s aggressive emissions policies have reduced residents’ exposure to PM2.5 pollution—fine particulate matter in the air—from cars, trucks and other vehicles by 65% since 2000. Californians breathe much cleaner air today than they did 25 years ago. That’s according to a new study published today in Science Advances, which found that the state’s aggressive emissions policies have reduced residents’ exposure to PM2.5 pollution—fine particulate matter in the air—from cars, trucks and other vehicles by 65% since 2000. Environment Phys.org – latest science and technology news stories
California has dramatically improved its air quality, but racial disparities persist
