Population-weighted mean annual exposure to fine particulate matter (PM2.5), in micrograms per cubic metre. Source: World Bank — World Development Indicators. Retrieved 15 Oct 2026.
| Period | PM2.5 Air Pollution |
|---|---|
| 2023 | 27.3 µg/m³ |
| 2022 | 27.6 µg/m³ |
| 2021 | 27.1 µg/m³ |
| 2020 | 27.2 µg/m³ |
| 2019 | 26.6 µg/m³ |
| 2018 | 28.9 µg/m³ |
| 2017 | 30.6 µg/m³ |
| 2016 | 30.4 µg/m³ |
| 2015 | 31.5 µg/m³ |
| 2014 | 26 µg/m³ |
| 2013 | 25 µg/m³ |
| 2012 | 29.5 µg/m³ |
54 countries carry a recent mean PM2.5 air pollution figure. Each opens its own page with the history, the source and the API request.
141 of 207 indicators carry a figure for Guinea, grouped by topic.