Liberia vs Sierra Leone: Emissions of air pollutants
Liberia
23,684 tonnes
in 2022
Sierra Leone
24,282 tonnes
in 2022
Liberia rank
156th
Sierra Leone rank
155th
Emissions of air pollutants over time
- Liberia
- Sierra Leone
How they compare
Sierra Leone currently reports 24,282 tonnes against 23,684 tonnes in Liberia, a difference of 598 tonnes.
The two have swapped places 16 times across 273 shared years of data; in 1750 it was Sierra Leone ahead.
Liberia ranks 156th and Sierra Leone ranks 155th of 220 countries.
Across the 28 decades both report, Liberia averaged higher in 10 and Sierra Leone in 18.
Head to head by decade
| Decade | Liberia | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1750s | 44.02 tonnes | 50.1 tonnes | 6.08 tonnes | Sierra Leone |
| 1760s | 44.09 tonnes | 50.25 tonnes | 6.15 tonnes | Sierra Leone |
| 1770s | 44.16 tonnes | 50.39 tonnes | 6.23 tonnes | Sierra Leone |
| 1780s | 44.22 tonnes | 50.53 tonnes | 6.31 tonnes | Sierra Leone |
| 1790s | 44.26 tonnes | 50.67 tonnes | 6.41 tonnes | Sierra Leone |
| 1800s | 44.45 tonnes | 51.29 tonnes | 6.84 tonnes | Sierra Leone |
| 1810s | 44.9 tonnes | 52.62 tonnes | 7.72 tonnes | Sierra Leone |
| 1820s | 45.47 tonnes | 54.1 tonnes | 8.63 tonnes | Sierra Leone |
| 1830s | 46.03 tonnes | 55.61 tonnes | 9.57 tonnes | Sierra Leone |
| 1840s | 46.59 tonnes | 57.13 tonnes | 10.54 tonnes | Sierra Leone |
| 1850s | 53.78 tonnes | 58.67 tonnes | 4.89 tonnes | Sierra Leone |
| 1860s | 68.35 tonnes | 61.3 tonnes | 7.05 tonnes | Liberia |
| 1870s | 158.23 tonnes | 65.34 tonnes | 92.9 tonnes | Liberia |
| 1880s | 202.67 tonnes | 69.59 tonnes | 133.08 tonnes | Liberia |
| 1890s | 271.06 tonnes | 77 tonnes | 194.06 tonnes | Liberia |
| 1900s | 395.04 tonnes | 166.49 tonnes | 228.56 tonnes | Liberia |
| 1910s | 618.25 tonnes | 273.69 tonnes | 344.56 tonnes | Liberia |
| 1920s | 814.75 tonnes | 420.97 tonnes | 393.78 tonnes | Liberia |
| 1930s | 940.07 tonnes | 643.35 tonnes | 296.72 tonnes | Liberia |
| 1940s | 1,032 tonnes | 935.25 tonnes | 96.25 tonnes | Liberia |
| 1950s | 2,196 tonnes | 4,104 tonnes | 1,909 tonnes | Sierra Leone |
| 1960s | 5,478 tonnes | 6,899 tonnes | 1,421 tonnes | Sierra Leone |
| 1970s | 15,416 tonnes | 13,778 tonnes | 1,638 tonnes | Liberia |
| 1980s | 13,255 tonnes | 18,411 tonnes | 5,157 tonnes | Sierra Leone |
| 1990s | 6,493 tonnes | 12,143 tonnes | 5,651 tonnes | Sierra Leone |
| 2000s | 10,825 tonnes | 10,898 tonnes | 72.98 tonnes | Sierra Leone |
| 2010s | 17,832 tonnes | 17,899 tonnes | 67.33 tonnes | Sierra Leone |
| 2020s | 22,653 tonnes | 23,033 tonnes | 379.13 tonnes | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher emissions of air pollutants, Liberia or Sierra Leone?
- Sierra Leone, at 24,282 tonnes against 23,684 tonnes in Liberia as of 2022.
- What is the difference in emissions of air pollutants between Liberia and Sierra Leone?
- 598 tonnes, with Sierra Leone ahead.
- How many years of comparable data are there for Liberia and Sierra Leone?
- 273 years are reported by both, from 1750 to 2022.
- How do Liberia and Sierra Leone rank globally for emissions of air pollutants?
- Liberia ranks 156th and Sierra Leone ranks 155th 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
Nitrogen oxides (NOₓ) are gases that are mainly formed during the burning of fossil fuels. Exposure to NOₓ gases can have negative impacts on respiratory health. NOₓ gases can also lead to the formation of ozone – another air pollutant.