Key findings from the 2022 World Air Quality Report reveal the dangerous levels of air pollution measured in most of the 131 countries and regions under study.
118 countries exceeded the WHO annual PM2.5 guideline value of 5 µg/m3, says IQAir's 5th Annual World Air Quality Report.
The top five most polluted countries in 2022 were Chad (89.7 µg/m3 - more than 17 times higher than the WHO annual guideline), Iraq, Pakistan, Bahrain and Bangladesh.
For comments and feedback contact: editorial@rttnews.com
Health News
June 12, 2026 17:14 ET Major central bank action was the focus this week in economic news. The European Central Bank became the first major central bank to move in response to the rising inflationary pressures in the backdrop of the conflict in the Middle East. In North America, the U.S. inflation and trade data as well as Canada’s central bank decision gained attention. The Chinese trade data was the main news in Asia.