Sharp Spike Seen in Air Pollution Levels in Recent Years
THURSDAY, April 21, 2022 (HealthDay News) — After 23 years of decreases in overall air pollution levels, a new report shows that the United States recorded the highest ever number of “very unhealthy” and “hazardous” air quality days between 2018 and 2020. In its State of the Air 2022 report,Continue Reading