Air pollution is one of the three leading causes of global mortality, with approximately 7 million deaths each year due to outdoor and indoor air pollution.

Deaths by factor,World (2019)

From the video ‘Global environmental issues and the Anthropocene‘.
                      Source: prepared from OWID (2022).

PM2.5, an air pollutant, has become a problem in recent years.
PM2.5 concentrations are particularly high in Asia, Africa and the Middle East, where rapid development is happening.

Average Annual Population
（Weightes PM2.5 Concentrations in 2019）

Source：HEI (2020)

（Written by: Yuko Onishi）

References

Our World in Data (OWID), 2022, Deaths by risk factor, World, 2019.
https://ourworldindata.org/grapher/number-of-deaths-by-risk-factor

Health Effects Institute (HEI), 2020, State of Global Air 2020, Special Report, Boston.
https://fundacionio.com/wp-content/uploads/2020/10/soga-2020-report.pdf