99 percent of global population exposed to unhealthy levels of tiny air pollutants: study

Read the full story at The Hill.

Nearly the entire global population is exposed to very fine air and harmful air pollutants that can be harmful to health, a new study found.

The study, published in The Lancet Planetary Health journal, found that about 99 percent of the global population is exposed to these tiny and harmful air pollutants, which are known as particulate matter (PM) 2.5.