How many years of comparable data are there for Iraq and Liberia?

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

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

Iraq vs Liberia: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per unit

Iraq

0 Mt CO2e per US$ of GDP

in 2024

Liberia

0 Mt CO2e per US$ of GDP

in 2024

Iraq rank

73rd

Liberia rank

70th

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

Iraq
Liberia

How they compare

Liberia currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Iraq, a difference of 0 Mt CO2e per US$ of GDP.

That makes Liberia's figure about 1.1 times Iraq's.

The two have swapped places 5 times across 55 shared years of data; in 1970 it was Iraq ahead.

Iraq ranks 73rd and Liberia ranks 70th of 191 countries.

Across the 6 decades both report, Iraq averaged higher in 3 and Liberia in 3.

Head to head by decade

Decade	Iraq	Liberia	Difference	Ahead
1970s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Iraq
1980s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Iraq
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Iraq
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Liberia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from transport (energy) (mt co2e), per unit, Iraq or Liberia?: Liberia, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Iraq as of 2024.
What is the difference in methane (ch4) emissions from transport (energy) (mt co2e), per unit between Iraq and Liberia?: 0 Mt CO2e per US$ of GDP, with Liberia ahead.
How many years of comparable data are there for Iraq and Liberia?: 55 years are reported by both, from 1970 to 2024.
How do Iraq and Liberia rank globally for methane (ch4) emissions from transport (energy) (mt co2e), per unit?: Iraq ranks 73rd and Liberia ranks 70th of 191 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Transport (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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Iraq vs Liberia: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per unit. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-unit-of-gdp/iraq/liberia/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-unit-of-gdp/iraq/liberia/">Iraq vs Liberia: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per unit</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Transport (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: 238 places, 12,139 data points, 1970–2024
Last refreshed: 21 September 2026

Methane (CH4) emissions from Transport (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.