Armenia vs Sierra Leone: Emissions of air pollutants
Armenia
25,032 tonnes
in 2022
Sierra Leone
24,282 tonnes
in 2022
Armenia rank
153rd
Sierra Leone rank
155th
Emissions of air pollutants over time
- Armenia
- Sierra Leone
How they compare
Armenia currently reports 25,032 tonnes against 24,282 tonnes in Sierra Leone, a difference of 750 tonnes.
The two have swapped places 6 times across 273 shared years of data; in 1750 it was Armenia ahead.
Armenia ranks 153rd and Sierra Leone ranks 155th of 220 countries.
Armenia has averaged higher in every one of the 28 decades both report.
Head to head by decade
| Decade | Armenia | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1750s | 73.44 tonnes | 50.1 tonnes | 23.34 tonnes | Armenia |
| 1760s | 76.16 tonnes | 50.25 tonnes | 25.91 tonnes | Armenia |
| 1770s | 78.98 tonnes | 50.39 tonnes | 28.59 tonnes | Armenia |
| 1780s | 81.89 tonnes | 50.53 tonnes | 31.36 tonnes | Armenia |
| 1790s | 84.88 tonnes | 50.67 tonnes | 34.21 tonnes | Armenia |
| 1800s | 89.1 tonnes | 51.29 tonnes | 37.81 tonnes | Armenia |
| 1810s | 93.88 tonnes | 52.62 tonnes | 41.27 tonnes | Armenia |
| 1820s | 97.57 tonnes | 54.1 tonnes | 43.47 tonnes | Armenia |
| 1830s | 101.33 tonnes | 55.61 tonnes | 45.72 tonnes | Armenia |
| 1840s | 105.11 tonnes | 57.13 tonnes | 47.98 tonnes | Armenia |
| 1850s | 109.12 tonnes | 58.67 tonnes | 50.45 tonnes | Armenia |
| 1860s | 129.41 tonnes | 61.3 tonnes | 68.11 tonnes | Armenia |
| 1870s | 171.99 tonnes | 65.34 tonnes | 106.65 tonnes | Armenia |
| 1880s | 309.26 tonnes | 69.59 tonnes | 239.68 tonnes | Armenia |
| 1890s | 623.9 tonnes | 77 tonnes | 546.9 tonnes | Armenia |
| 1900s | 936.12 tonnes | 166.49 tonnes | 769.63 tonnes | Armenia |
| 1910s | 1,009 tonnes | 273.69 tonnes | 735.35 tonnes | Armenia |
| 1920s | 991.58 tonnes | 420.97 tonnes | 570.61 tonnes | Armenia |
| 1930s | 2,699 tonnes | 643.35 tonnes | 2,055 tonnes | Armenia |
| 1940s | 3,627 tonnes | 935.25 tonnes | 2,692 tonnes | Armenia |
| 1950s | 9,413 tonnes | 4,104 tonnes | 5,308 tonnes | Armenia |
| 1960s | 28,856 tonnes | 6,899 tonnes | 21,957 tonnes | Armenia |
| 1970s | 62,476 tonnes | 13,778 tonnes | 48,698 tonnes | Armenia |
| 1980s | 77,949 tonnes | 18,411 tonnes | 59,537 tonnes | Armenia |
| 1990s | 27,349 tonnes | 12,143 tonnes | 15,205 tonnes | Armenia |
| 2000s | 13,240 tonnes | 10,898 tonnes | 2,342 tonnes | Armenia |
| 2010s | 18,041 tonnes | 17,899 tonnes | 141.16 tonnes | Armenia |
| 2020s | 24,981 tonnes | 23,033 tonnes | 1,948 tonnes | Armenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher emissions of air pollutants, Armenia or Sierra Leone?
- Armenia, at 25,032 tonnes against 24,282 tonnes in Sierra Leone as of 2022.
- What is the difference in emissions of air pollutants between Armenia and Sierra Leone?
- 750 tonnes, with Armenia ahead.
- How many years of comparable data are there for Armenia and Sierra Leone?
- 273 years are reported by both, from 1750 to 2022.
- How do Armenia and Sierra Leone rank globally for emissions of air pollutants?
- Armenia ranks 153rd 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.