Macao vs Sierra Leone: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), annual

Macao
4.17 % change on previous year
in 2024
Sierra Leone
4.17 % change on previous year
in 2024
Macao rank
42nd
Sierra Leone rank
42nd

Methane (CH4) emissions from Transport (Energy) (Mt CO2e), annual over time

  • Macao
  • Sierra Leone
-50-2502550197119972024

How they compare

Macao currently reports 4.17 % change on previous year against 4.17 % change on previous year in Sierra Leone, a difference of 0 % change on previous year.

The two have swapped places 22 times across 54 shared years of data; in 1971 it was Sierra Leone ahead.

Macao ranks 42nd and Sierra Leone ranks 42nd of 194 countries.

Across the 6 decades both report, Macao averaged higher in 1 and Sierra Leone in 5.

Head to head by decade

Decade Macao Sierra Leone Difference Ahead
1970s 4.21 % change on previous year 13.33 % change on previous year 9.12 % change on previous year Sierra Leone
1980s 6.74 % change on previous year 8.04 % change on previous year 1.3 % change on previous year Sierra Leone
1990s 11.85 % change on previous year 0.9065 % change on previous year 10.94 % change on previous year Macao
2000s -0.5189 % change on previous year 0.9027 % change on previous year 1.42 % change on previous year Sierra Leone
2010s -2.23 % change on previous year 8.77 % change on previous year 11.01 % change on previous year Sierra Leone
2020s -2.16 % change on previous year 6.88 % change on previous year 9.04 % change on previous year Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from transport (energy) (mt co2e), annual, Macao or Sierra Leone?
Macao, at 4.17 % change on previous year against 4.17 % change on previous year in Sierra Leone as of 2024.
What is the difference in methane (ch4) emissions from transport (energy) (mt co2e), annual between Macao and Sierra Leone?
0 % change on previous year, with Macao ahead.
How many years of comparable data are there for Macao and Sierra Leone?
54 years are reported by both, from 1971 to 2024.
How do Macao and Sierra Leone rank globally for methane (ch4) emissions from transport (energy) (mt co2e), annual?
Macao ranks 42nd and Sierra Leone ranks 42nd of 194 countries.
Where does this data come from?
Statizoid (derived), published as Methane (CH4) emissions from Transport (Energy) (Mt CO2e), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Macao vs Sierra Leone: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), annual. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-annual-growth-rate/macao-sar-china/sierra-leone/

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About this data

Indicator
Methane (CH4) emissions from Transport (Energy) (Mt CO2e), annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
241 places, 12,707 data points, 1971–2024
Last refreshed

The year-on-year percentage change in Methane (CH4) emissions from Transport (Energy) (Mt CO2e). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.