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
020.0k40.0k60.0k80.0k175018862022

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

Indicator
Emissions of air pollutants
Unit
tonnes
Source
Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
220 places, 60,060 data points, 1750–2022
Last refreshed

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.