Denmark vs Mali: Ozone (O₃) concentration
Denmark
50 ppb
in 2015
Mali
50 ppb
in 2015
Denmark rank
120th
Mali rank
120th
Ozone (O₃) concentration over time
- Denmark
- Mali
How they compare
Denmark currently reports 50 ppb against 50 ppb in Mali, a difference of 0 ppb.
The two have swapped places 2 times across 7 shared years of data; in 1990 it was Mali ahead.
Denmark ranks 120th and Mali ranks 120th of 187 countries.
Denmark has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Denmark | Mali | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 49.5 ppb | 49 ppb | 0.5 ppb | Denmark |
| 2000s | 50 ppb | 50 ppb | 0 ppb | — |
| 2010s | 50 ppb | 50 ppb | 0 ppb | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher ozone (o₃) concentration, Denmark or Mali?
- Denmark, at 50 ppb against 50 ppb in Mali as of 2015.
- What is the difference in ozone (o₃) concentration between Denmark and Mali?
- 0 ppb, with Denmark ahead.
- How many years of comparable data are there for Denmark and Mali?
- 7 years are reported by both, from 1990 to 2015.
- How do Denmark and Mali rank globally for ozone (o₃) concentration?
- Denmark ranks 120th and Mali ranks 120th 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.
Individual pages
About this data
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.