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

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

Where does this data come from?

Statizoid (derived), published as Carbon dioxide (CO2) emissions from Industrial Combustion (Energy) (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Denmark vs Iran: Carbon dioxide (CO2) emissions from Industrial Combustion (Energy)

Denmark

0.0001 Mt CO2e per square kilometre

in 2023

Iran

0.0001 Mt CO2e per square kilometre

in 2023

Denmark rank

47th

Iran rank

46th

Carbon dioxide (CO2) emissions from Industrial Combustion (Energy) over time

Denmark
Iran

How they compare

Iran currently reports 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Denmark, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 1 time across 54 shared years of data; in 1970 it was Denmark ahead.

Denmark ranks 47th and Iran ranks 46th of 193 countries.

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

Head to head by decade

Decade	Denmark	Iran	Difference	Ahead
1970s	0.0002 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0.0002 Mt CO2e per square kilometre	Denmark
1980s	0.0002 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	Denmark
1990s	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	Denmark
2000s	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	Denmark
2010s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Denmark
2020s	0.0001 Mt CO2e per square kilometre	0.0001 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Denmark

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon dioxide (co2) emissions from industrial combustion (energy), Denmark or Iran?: Iran, at 0.0001 Mt CO2e per square kilometre against 0.0001 Mt CO2e per square kilometre in Denmark as of 2023.
What is the difference in carbon dioxide (co2) emissions from industrial combustion (energy) between Denmark and Iran?: 0 Mt CO2e per square kilometre, with Iran ahead.
How many years of comparable data are there for Denmark and Iran?: 54 years are reported by both, from 1970 to 2023.
How do Denmark and Iran rank globally for carbon dioxide (co2) emissions from industrial combustion (energy)?: Denmark ranks 47th and Iran ranks 46th of 193 countries.
Where does this data come from?: Statizoid (derived), published as Carbon dioxide (CO2) emissions from Industrial Combustion (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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Denmark vs Iran: Carbon dioxide (CO2) emissions from Industrial Combustion (Energy). Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-industrial-combustion-energy-mt-co2e-per-square/denmark/iran-islamic-rep/

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<a href="https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-industrial-combustion-energy-mt-co2e-per-square/denmark/iran-islamic-rep/">Denmark vs Iran: Carbon dioxide (CO2) emissions from Industrial Combustion (Energy)</a> — Statizoid

About this data

Indicator: Carbon dioxide (CO2) emissions from Industrial Combustion (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: 240 places, 12,327 data points, 1970–2023
Last refreshed: 20 September 2026

Carbon dioxide (CO2) emissions from Industrial Combustion (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.