Iran, Islamic Republic of vs Japan: Carbon dioxide (CO2) emissions from Transport (Energy)

Iran, Islamic Republic of
146.13 Mt CO2e
in 2024
Japan
174.9 Mt CO2e
in 2024
Iran, Islamic Republic of rank
9th
Japan rank
6th

Carbon dioxide (CO2) emissions from Transport (Energy) over time

  • Iran, Islamic Republic of
  • Japan
0100200300197019972024

How they compare

Japan currently reports 174.9 Mt CO2e against 146.13 Mt CO2e in Iran, Islamic Republic of, a difference of 28.77 Mt CO2e.

That makes Japan's figure about 1.2 times Iran, Islamic Republic of's.

Across all 55 years both countries report, Japan has been ahead every year.

Iran, Islamic Republic of ranks 9th and Japan ranks 6th of 194 countries.

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

Head to head by decade

Decade Iran, Islamic Republic of Japan Difference Ahead
1970s 14.44 Mt CO2e 124.18 Mt CO2e 109.74 Mt CO2e Japan
1980s 30.13 Mt CO2e 163.79 Mt CO2e 133.66 Mt CO2e Japan
1990s 54.4 Mt CO2e 243.05 Mt CO2e 188.65 Mt CO2e Japan
2000s 99.88 Mt CO2e 250.64 Mt CO2e 150.76 Mt CO2e Japan
2010s 131.25 Mt CO2e 213.5 Mt CO2e 82.24 Mt CO2e Japan
2020s 140.59 Mt CO2e 182.27 Mt CO2e 41.69 Mt CO2e Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon dioxide (co2) emissions from transport (energy), Iran, Islamic Republic of or Japan?
Japan, at 174.9 Mt CO2e against 146.13 Mt CO2e in Iran, Islamic Republic of as of 2024.
What is the difference in carbon dioxide (co2) emissions from transport (energy) between Iran, Islamic Republic of and Japan?
28.77 Mt CO2e, with Japan ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Japan?
55 years are reported by both, from 1970 to 2024.
How do Iran, Islamic Republic of and Japan rank globally for carbon dioxide (co2) emissions from transport (energy)?
Iran, Islamic Republic of ranks 9th and Japan ranks 6th of 194 countries.
Where does this data come from?
EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission, published as Carbon dioxide (CO2) emissions from Transport (Energy) (Mt CO2e). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Japan: Carbon dioxide (CO2) emissions from Transport (Energy). Statizoid, drawing on EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission. Retrieved 26 August 2026, from https://environment.statizoid.com/compare/carbon-dioxide-co2-emissions-from-transport-energy-mt-co2e/iran-islamic-rep/japan/

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About this data

Indicator
Carbon dioxide (CO2) emissions from Transport (Energy) (Mt CO2e)
Unit
Mt CO2e
Source
EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
241 places, 13,255 data points, 1970–2024
Last refreshed

A measure of annual emissions of carbon dioxide (CO2), one of the six Kyoto greenhouse gases (GHG), from the transportation sector (subsector of the energy sector) including IPCC 2006 codes 1.A.3.a Civil Aviation, 1.A.3.b_noRES Road Transportation no resuspension, 1.A.3.c Railways, 1.A.3.d Water-borne Navigation, 1.A.3.e Other Transportation. The measure is standardized to carbon dioxide equivalent values using the Global Warming Potential (GWP) factors of IPCC's 5th Assessment Report (AR5).