How many years of comparable data are there for Eritrea and Sierra Leone?

20 years are reported by both, from 1992 to 2011.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Eritrea vs Sierra Leone: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e)

Eritrea

0 Mt CO2e per US$ of GDP

in 2011

Sierra Leone

0 Mt CO2e per US$ of GDP

in 2024

Eritrea rank

23rd

Sierra Leone rank

21st

Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e) over time

Eritrea
Sierra Leone

How they compare

Sierra Leone currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Eritrea, a difference of 0 Mt CO2e per US$ of GDP.

That makes Sierra Leone's figure about 1.1 times Eritrea's.

The two have swapped places 2 times across 20 shared years of data; in 1992 it was Sierra Leone ahead.

Eritrea ranks 23rd and Sierra Leone ranks 21st of 190 countries.

Sierra Leone has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Eritrea	Sierra Leone	Difference	Ahead
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sierra Leone
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sierra Leone
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from fugitive emissions (energy) (mt co2e), Eritrea or Sierra Leone?: Sierra Leone, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Eritrea as of 2024.
What is the difference in methane (ch4) emissions from fugitive emissions (energy) (mt co2e) between Eritrea and Sierra Leone?: 0 Mt CO2e per US$ of GDP, with Sierra Leone ahead.
How many years of comparable data are there for Eritrea and Sierra Leone?: 20 years are reported by both, from 1992 to 2011.
How do Eritrea and Sierra Leone rank globally for methane (ch4) emissions from fugitive emissions (energy) (mt co2e)?: Eritrea ranks 23rd and Sierra Leone ranks 21st of 190 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Eritrea vs Sierra Leone: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-fugitive-emissions-energy-mt-co2e-per-unit-of-gdp/eritrea/sierra-leone/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-fugitive-emissions-energy-mt-co2e-per-unit-of-gdp/eritrea/sierra-leone/">Eritrea vs Sierra Leone: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e)</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 237 places, 12,085 data points, 1970–2024
Last refreshed: 22 September 2026

Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.