Mauritania vs Sierra Leone: Year-on-year change in CO₂ emissions, annual growth rate

Mauritania
187.53 % change on previous year
in 2024
Sierra Leone
185.23 % change on previous year
in 2024
Mauritania rank
32nd
Sierra Leone rank
34th

Year-on-year change in CO₂ emissions, annual growth rate over time

  • Mauritania
  • Sierra Leone
-5000500195219882024

How they compare

Mauritania currently reports 187.53 % change on previous year against 185.23 % change on previous year in Sierra Leone, a difference of 2.3 % change on previous year.

The two have swapped places 40 times across 60 shared years of data; in 1961 it was Mauritania ahead.

Mauritania ranks 32nd and Sierra Leone ranks 34th of 214 countries.

Across the 7 decades both report, Mauritania averaged higher in 3 and Sierra Leone in 4.

Head to head by decade

Decade Mauritania Sierra Leone Difference Ahead
1960s 47.14 % change on previous year 51.95 % change on previous year 4.8 % change on previous year Sierra Leone
1970s 90.27 % change on previous year 33.19 % change on previous year 57.08 % change on previous year Mauritania
1980s -159.75 % change on previous year 26.17 % change on previous year 185.91 % change on previous year Sierra Leone
1990s 40.68 % change on previous year -126.58 % change on previous year 167.26 % change on previous year Mauritania
2000s 60.21 % change on previous year -15.03 % change on previous year 75.24 % change on previous year Mauritania
2010s 25.91 % change on previous year 40.81 % change on previous year 14.89 % change on previous year Sierra Leone
2020s 32.41 % change on previous year 65.2 % change on previous year 32.8 % change on previous year Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher year-on-year change in co₂ emissions, annual growth rate, Mauritania or Sierra Leone?
Mauritania, at 187.53 % change on previous year against 185.23 % change on previous year in Sierra Leone as of 2024.
What is the difference in year-on-year change in co₂ emissions, annual growth rate between Mauritania and Sierra Leone?
2.3 % change on previous year, with Mauritania ahead.
How many years of comparable data are there for Mauritania and Sierra Leone?
60 years are reported by both, from 1961 to 2024.
How do Mauritania and Sierra Leone rank globally for year-on-year change in co₂ emissions, annual growth rate?
Mauritania ranks 32nd and Sierra Leone ranks 34th of 214 countries.
Where does this data come from?
Statizoid (derived), published as Year-on-year change in CO₂ emissions, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mauritania vs Sierra Leone: Year-on-year change in CO₂ emissions, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 11 November 2026, from https://climate.statizoid.com/compare/year-on-year-change-in-co2-emissions-annual-growth-rate/mauritania/sierra-leone/

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About this data

Indicator
Year-on-year change in CO₂ emissions, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
214 places, 20,101 data points, 1752–2024
Last refreshed

The year-on-year percentage change in Year-on-year change in CO₂ emissions. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.