Niger vs Sierra Leone: Methane emissions, annual growth rate

Niger
4.22 % change on previous year
in 2024
Sierra Leone
4.2 % change on previous year
in 2024
Niger rank
10th
Sierra Leone rank
11th

Methane emissions, annual growth rate over time

  • Niger
  • Sierra Leone
-20020185119372024

How they compare

Niger currently reports 4.22 % change on previous year against 4.2 % change on previous year in Sierra Leone, a difference of 0.02 % change on previous year.

The two have swapped places 34 times across 174 shared years of data; in 1851 it was Niger ahead.

Niger ranks 10th and Sierra Leone ranks 11th of 199 countries.

Across the 18 decades both report, Niger averaged higher in 9 and Sierra Leone in 9.

Head to head by decade

Decade Niger Sierra Leone Difference Ahead
1850s 0.0831 % change on previous year 0.0825 % change on previous year 0.0006 % change on previous year Niger
1860s 0.1919 % change on previous year 0.1888 % change on previous year 0.0031 % change on previous year Niger
1870s 0.2014 % change on previous year 0.2028 % change on previous year 0.0014 % change on previous year Sierra Leone
1880s 0.2411 % change on previous year 0.2026 % change on previous year 0.0385 % change on previous year Niger
1890s 0.284 % change on previous year 0.6504 % change on previous year 0.3663 % change on previous year Sierra Leone
1900s 0.279 % change on previous year 1.74 % change on previous year 1.46 % change on previous year Sierra Leone
1910s 1.88 % change on previous year 1.77 % change on previous year 0.1085 % change on previous year Niger
1920s 2.08 % change on previous year 2.13 % change on previous year 0.0517 % change on previous year Sierra Leone
1930s 2.05 % change on previous year 2.26 % change on previous year 0.2063 % change on previous year Sierra Leone
1940s 1.91 % change on previous year 1.97 % change on previous year 0.0663 % change on previous year Sierra Leone
1950s 2.63 % change on previous year 1.58 % change on previous year 1.05 % change on previous year Niger
1960s 2.89 % change on previous year 1.5 % change on previous year 1.39 % change on previous year Niger
1970s 1.47 % change on previous year 1.77 % change on previous year 0.2989 % change on previous year Sierra Leone
1980s -1.36 % change on previous year 0.7117 % change on previous year 2.07 % change on previous year Sierra Leone
1990s 4.06 % change on previous year 1.98 % change on previous year 2.07 % change on previous year Niger
2000s 3.88 % change on previous year 4.46 % change on previous year 0.5806 % change on previous year Sierra Leone
2010s 4.08 % change on previous year 1.53 % change on previous year 2.55 % change on previous year Niger
2020s 4.41 % change on previous year 2.39 % change on previous year 2.02 % change on previous year Niger

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane emissions, annual growth rate, Niger or Sierra Leone?
Niger, at 4.22 % change on previous year against 4.2 % change on previous year in Sierra Leone as of 2024.
What is the difference in methane emissions, annual growth rate between Niger and Sierra Leone?
0.02 % change on previous year, with Niger ahead.
How many years of comparable data are there for Niger and Sierra Leone?
174 years are reported by both, from 1851 to 2024.
How do Niger and Sierra Leone rank globally for methane emissions, annual growth rate?
Niger ranks 10th and Sierra Leone ranks 11th of 199 countries.
Where does this data come from?
Statizoid (derived), published as Methane emissions, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Sierra Leone: Methane emissions, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 15 November 2026, from https://climate.statizoid.com/compare/methane-emissions-annual-growth-rate/niger/sierra-leone/

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About this data

Indicator
Methane emissions, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
199 places, 34,620 data points, 1851–2024
Last refreshed

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