Air pollution spiked to unhealthy levels around the world in 2021, according to a new report.
Source: https://www.cnn.com/2022/03/22/world/air-pollution-2021-iqair-report-climate/index.html

Air pollution spiked to unhealthy levels around the world in 2021, according to a new report.
Source: https://www.cnn.com/2022/03/22/world/air-pollution-2021-iqair-report-climate/index.html