PM2.5 Air Pollution in Comoros
#167 of 192 in the PM2.5 Air Pollution progress rankings
PM2.5 air pollution, mean annual exposure (micrograms per cubic meter) represents the population-weighted exposure to fine particulate matter less than 2.5 microns in diameter, capable of penetrating deep into the respiratory tract and causing health damage (lower is better).
Key insights
- From 1990 to 2020, PM2.5 Air Pollution changed by +1.4 µg/m³.
- Most recent year-over-year change (2019→2020): +1.5 µg/m³.
- Lowest level: 10.4 µg/m³ in 1994.
- Highest level: 12.3 µg/m³ in 2011.
PM2.5 Air Pollution Chart (1990–2020)
*Average based on available data from 193 UN member countries
PM2.5 Air Pollution Table (1990–2020)
| Year | PM2.5 Air Pollution |
|---|---|
| 1990 | 10.6 µg/m³ |
| 1991 | 10.5 µg/m³ |
| 1992 | 10.4 µg/m³ |
| 1993 | 10.4 µg/m³ |
| 1994 | 10.4 µg/m³ |
| 1995 | 10.4 µg/m³ |
| 1996 | 10.5 µg/m³ |
| 1997 | 11.0 µg/m³ |
| 1998 | 11.5 µg/m³ |
| 1999 | 11.9 µg/m³ |
| 2000 | 12.1 µg/m³ |
| 2001 | 12.1 µg/m³ |
| 2002 | 12.1 µg/m³ |
| 2003 | 12.0 µg/m³ |
| 2004 | 12.0 µg/m³ |
| 2005 | 12.0 µg/m³ |
| 2006 | 11.9 µg/m³ |
| 2007 | 11.7 µg/m³ |
| 2008 | 11.6 µg/m³ |
| 2009 | 11.4 µg/m³ |
| 2010 | 11.4 µg/m³ |
| 2011 | 12.3 µg/m³ |
| 2012 | 11.6 µg/m³ |
| 2013 | 12.3 µg/m³ |
| 2014 | 11.4 µg/m³ |
| 2015 | 11.9 µg/m³ |
| 2016 | 12.2 µg/m³ |
| 2017 | 10.9 µg/m³ |
| 2018 | 11.6 µg/m³ |
| 2019 | 10.4 µg/m³ |
| 2020 | 11.9 µg/m³ |
Source: World Bank
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