Majority Of The World’s Population Breathes Dirty Air

BENGALURU, India (AP) — Most of the world has dirty air, with just 17% of global cities meeting WHO air pollution guidelines, a report Tuesday found. The report, from the air quality monitoring database IQAir, looked at data from 138 countries and found that India is home to the greatest number of polluted cities, and Los Angeles ranked as the most polluted city in the United States. Air pollution is a major killer, with studies estimating it kills 9 million people worldwide a year and sickens millions more.