November 30, 2021 12:00 am

UN health agency sets higher, tougher bar for air quality

GENEVA (AP) — The harmful health effects of air pollution kick in at lower levels than previously thought, the World Health Organization said Wednesday as it set a new standard for policymakers and the public in the first update of its air quality guidelines in 15 years.The U.N. health agency released its revised guidance as…

Read More