Cameroon vs Iran: emissions of air pollutants
Cameroon
1.25 million tonnes
in 2022
Iran
1.25 million tonnes
in 2022
Cameroon rank
47th
Iran rank
46th
emissions of air pollutants over time
- Cameroon
- Iran
How they compare
Iran currently reports 1.25 million tonnes against 1.25 million tonnes in Cameroon, a difference of 3,910 tonnes.
The two have swapped places 4 times across 273 shared years of data; in 1750 it was Iran ahead.
Cameroon ranks 47th and Iran ranks 46th of 220 countries.
Across the 28 decades both report, Cameroon averaged higher in 6 and Iran in 22.
Head to head by decade
| Decade | Cameroon | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1750s | 44,435 tonnes | 195,200 tonnes | 150,765 tonnes | Iran |
| 1760s | 44,524 tonnes | 198,595 tonnes | 154,072 tonnes | Iran |
| 1770s | 44,606 tonnes | 201,976 tonnes | 157,369 tonnes | Iran |
| 1780s | 44,683 tonnes | 205,330 tonnes | 160,648 tonnes | Iran |
| 1790s | 44,752 tonnes | 208,648 tonnes | 163,896 tonnes | Iran |
| 1800s | 44,814 tonnes | 211,914 tonnes | 167,100 tonnes | Iran |
| 1810s | 44,969 tonnes | 215,114 tonnes | 170,145 tonnes | Iran |
| 1820s | 45,240 tonnes | 221,671 tonnes | 176,430 tonnes | Iran |
| 1830s | 45,502 tonnes | 232,215 tonnes | 186,713 tonnes | Iran |
| 1840s | 45,754 tonnes | 242,415 tonnes | 196,661 tonnes | Iran |
| 1850s | 46,058 tonnes | 251,669 tonnes | 205,611 tonnes | Iran |
| 1860s | 46,736 tonnes | 258,618 tonnes | 211,882 tonnes | Iran |
| 1870s | 101,073 tonnes | 276,047 tonnes | 174,974 tonnes | Iran |
| 1880s | 121,359 tonnes | 305,901 tonnes | 184,542 tonnes | Iran |
| 1890s | 140,185 tonnes | 330,407 tonnes | 190,222 tonnes | Iran |
| 1900s | 169,435 tonnes | 311,886 tonnes | 142,451 tonnes | Iran |
| 1910s | 209,624 tonnes | 255,459 tonnes | 45,835 tonnes | Iran |
| 1920s | 281,310 tonnes | 204,464 tonnes | 76,846 tonnes | Cameroon |
| 1930s | 368,321 tonnes | 131,672 tonnes | 236,649 tonnes | Cameroon |
| 1940s | 442,557 tonnes | 107,983 tonnes | 334,574 tonnes | Cameroon |
| 1950s | 527,929 tonnes | 141,015 tonnes | 386,914 tonnes | Cameroon |
| 1960s | 526,666 tonnes | 286,246 tonnes | 240,420 tonnes | Cameroon |
| 1970s | 544,282 tonnes | 669,398 tonnes | 125,116 tonnes | Iran |
| 1980s | 735,983 tonnes | 996,502 tonnes | 260,520 tonnes | Iran |
| 1990s | 922,606 tonnes | 1.36 million tonnes | 441,457 tonnes | Iran |
| 2000s | 1.06 million tonnes | 1.83 million tonnes | 772,781 tonnes | Iran |
| 2010s | 1.08 million tonnes | 1.28 million tonnes | 208,585 tonnes | Iran |
| 2020s | 1.24 million tonnes | 1.22 million tonnes | 23,893 tonnes | Cameroon |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher emissions of air pollutants, Cameroon or Iran?
- Iran, at 1.25 million tonnes against 1.25 million tonnes in Cameroon as of 2022.
- What is the difference in emissions of air pollutants between Cameroon and Iran?
- 3,910 tonnes, with Iran ahead.
- How many years of comparable data are there for Cameroon and Iran?
- 273 years are reported by both, from 1750 to 2022.
- How do Cameroon and Iran rank globally for emissions of air pollutants?
- Cameroon ranks 47th and Iran ranks 46th of 220 countries.
- Where does this data come from?
- Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data, published as emissions of air pollutants. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Carbon monoxide (CO) is a pollutant produced from the incomplete combustion of carbon-based fuels such as oil, gas, wood, and coal. CO is a harmful gas that contributes to both outdoor and indoor air pollution.