Cameroon vs Nigeria: Exposure to outdoor air pollution in urban areas

Cameroon
55.42 micrograms per cubic meter
in 2023
Nigeria
54.7 micrograms per cubic meter
in 2023
Cameroon rank
2nd
Nigeria rank
3rd

Exposure to outdoor air pollution in urban areas over time

  • Cameroon
  • Nigeria
0204060201020162023

How they compare

Cameroon currently reports 55.42 micrograms per cubic meter against 54.7 micrograms per cubic meter in Nigeria, a difference of 0.72 micrograms per cubic meter.

Across all 14 years both countries report, Cameroon has been ahead every year.

Cameroon ranks 2nd and Nigeria ranks 3rd of 226 countries.

Cameroon has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade Cameroon Nigeria Difference Ahead
2010s 52.64 micrograms per cubic meter 49.53 micrograms per cubic meter 3.11 micrograms per cubic meter Cameroon
2020s 56.07 micrograms per cubic meter 54.28 micrograms per cubic meter 1.79 micrograms per cubic meter Cameroon

Averages of every year both report within each decade.

Frequently asked questions

Which has higher exposure to outdoor air pollution in urban areas, Cameroon or Nigeria?
Cameroon, at 55.42 micrograms per cubic meter against 54.7 micrograms per cubic meter in Nigeria as of 2023.
What is the difference in exposure to outdoor air pollution in urban areas between Cameroon and Nigeria?
0.72 micrograms per cubic meter, with Cameroon ahead.
How many years of comparable data are there for Cameroon and Nigeria?
14 years are reported by both, from 2010 to 2023.
How do Cameroon and Nigeria rank globally for exposure to outdoor air pollution in urban areas?
Cameroon ranks 2nd and Nigeria ranks 3rd of 226 countries.
Where does this data come from?
World Health Organization – processed by Our World in Data, published as Exposure to outdoor air pollution in urban areas. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cameroon vs Nigeria: Exposure to outdoor air pollution in urban areas. Statizoid, drawing on World Health Organization – processed by Our World in Data. Retrieved 05 September 2026, from https://environment.statizoid.com/compare/exposure-to-outdoor-air-pollution-in-urban-areas/cameroon/nigeria/

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<a href="https://environment.statizoid.com/compare/exposure-to-outdoor-air-pollution-in-urban-areas/cameroon/nigeria/">Cameroon vs Nigeria: Exposure to outdoor air pollution in urban areas</a> — Statizoid

About this data

Indicator
Exposure to outdoor air pollution in urban areas
Unit
micrograms per cubic meter
Source
World Health Organization – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
226 places, 3,156 data points, 2010–2023
Last refreshed

Annual mean levels of fine particulate matter (population-weighted), by location (micrograms per cubic meter).