How many years of comparable data are there for Barbados and Iran?

54 years are reported by both, from 1970 to 2023.

Where does this data come from?

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

Barbados vs Iran: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square

Barbados

0 Mt CO2e per square kilometre

in 2023

Iran

0 Mt CO2e per square kilometre

in 2023

Barbados rank

20th

Iran rank

23rd

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

Barbados
Iran

How they compare

Barbados currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Iran, a difference of 0 Mt CO2e per square kilometre.

That makes Barbados's figure about 1.3 times Iran's.

Across all 54 years both countries report, Barbados has been ahead every year.

Barbados ranks 20th and Iran ranks 23rd of 194 countries.

Barbados has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Barbados	Iran	Difference	Ahead
1970s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados
1980s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Barbados

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions from transport (energy) (mt co2e), per square, Barbados or Iran?: Barbados, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Iran as of 2023.
What is the difference in methane (ch4) emissions from transport (energy) (mt co2e), per square between Barbados and Iran?: 0 Mt CO2e per square kilometre, with Barbados ahead.
How many years of comparable data are there for Barbados and Iran?: 54 years are reported by both, from 1970 to 2023.
How do Barbados and Iran rank globally for methane (ch4) emissions from transport (energy) (mt co2e), per square?: Barbados ranks 20th and Iran ranks 23rd of 194 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Barbados vs Iran: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-square-kilometre/barbados/iran-islamic-rep/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-from-transport-energy-mt-co2e-per-square-kilometre/barbados/iran-islamic-rep/">Barbados vs Iran: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions from Transport (Energy) (Mt CO2e), per square kilometre
Unit: Mt CO2e per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 241 places, 12,381 data points, 1970–2023
Last refreshed: 21 September 2026

Methane (CH4) emissions from Transport (Energy) (Mt CO2e) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.