Cameroon vs Tunisia: Ozone (O₃) concentration

Cameroon
67 ppb
in 2015
Tunisia
67 ppb
in 2015
Cameroon rank
34th
Tunisia rank
34th

Ozone (O₃) concentration over time

  • Cameroon
  • Tunisia
0204060199020022015

How they compare

Cameroon currently reports 67 ppb against 67 ppb in Tunisia, a difference of 0 ppb.

The two have swapped places 1 time across 7 shared years of data; in 1990 it was Cameroon ahead.

Cameroon ranks 34th and Tunisia ranks 34th of 187 countries.

Cameroon has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Cameroon Tunisia Difference Ahead
1990s 67 ppb 66.5 ppb 0.5 ppb Cameroon
2000s 67 ppb 67 ppb 0 ppb
2010s 67 ppb 67 ppb 0 ppb

Averages of every year both report within each decade.

Frequently asked questions

Which has higher ozone (o₃) concentration, Cameroon or Tunisia?
Cameroon, at 67 ppb against 67 ppb in Tunisia as of 2015.
What is the difference in ozone (o₃) concentration between Cameroon and Tunisia?
0 ppb, with Cameroon ahead.
How many years of comparable data are there for Cameroon and Tunisia?
7 years are reported by both, from 1990 to 2015.
How do Cameroon and Tunisia rank globally for ozone (o₃) concentration?
Cameroon ranks 34th and Tunisia ranks 34th of 187 countries.
Where does this data come from?
Health Effects Institute (2017) – processed by Our World in Data, published as Ozone (O₃) concentration. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cameroon vs Tunisia: Ozone (O₃) concentration. Statizoid, drawing on Health Effects Institute (2017) – processed by Our World in Data. Retrieved 24 September 2026, from https://environment.statizoid.com/compare/ozone-o3-concentration-in-ppb/cameroon/tunisia/

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About this data

Indicator
Ozone (O₃) concentration
Unit
ppb
Source
Health Effects Institute (2017) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
187 places, 1,309 data points, 1990–2015
Last refreshed

Population-weighted average ozone (O₃) concentrations in parts per billion (ppb). Local concentrations of ozone are recorded and estimated at a 11x11km resolution. These values are subsequently weighted by population-density for calculation of nation-level average concentrations.