Iran vs Japan: Total greenhouse gas emissions, excluding land use and forestry
Iran
955.17 million tonnes of CO₂ equivalents
in 2024
Japan
986.18 million tonnes of CO₂ equivalents
in 2024
Iran rank
7th
Japan rank
6th
Total greenhouse gas emissions, excluding land use and forestry over time
- Iran
- Japan
How they compare
Japan currently reports 986.18 million tonnes of CO₂ equivalents against 955.17 million tonnes of CO₂ equivalents in Iran, a difference of 31.01 million tonnes of CO₂ equivalents.
Across all 175 years both countries report, Japan has been ahead every year.
Iran ranks 7th and Japan ranks 6th of 198 countries.
Japan has averaged higher in every one of the 18 decades both report.
Head to head by decade
| Decade | Iran | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 2.31 million tonnes of CO₂ equivalents | 4.21 million tonnes of CO₂ equivalents | 1.90 million tonnes of CO₂ equivalents | Japan |
| 1860s | 2.41 million tonnes of CO₂ equivalents | 4.47 million tonnes of CO₂ equivalents | 2.06 million tonnes of CO₂ equivalents | Japan |
| 1870s | 2.63 million tonnes of CO₂ equivalents | 5.78 million tonnes of CO₂ equivalents | 3.14 million tonnes of CO₂ equivalents | Japan |
| 1880s | 2.99 million tonnes of CO₂ equivalents | 9.08 million tonnes of CO₂ equivalents | 6.09 million tonnes of CO₂ equivalents | Japan |
| 1890s | 3.29 million tonnes of CO₂ equivalents | 18.11 million tonnes of CO₂ equivalents | 14.82 million tonnes of CO₂ equivalents | Japan |
| 1900s | 3.37 million tonnes of CO₂ equivalents | 37.96 million tonnes of CO₂ equivalents | 34.59 million tonnes of CO₂ equivalents | Japan |
| 1910s | 5.27 million tonnes of CO₂ equivalents | 68.32 million tonnes of CO₂ equivalents | 63.05 million tonnes of CO₂ equivalents | Japan |
| 1920s | 17.13 million tonnes of CO₂ equivalents | 93.88 million tonnes of CO₂ equivalents | 76.75 million tonnes of CO₂ equivalents | Japan |
| 1930s | 29.58 million tonnes of CO₂ equivalents | 120.14 million tonnes of CO₂ equivalents | 90.56 million tonnes of CO₂ equivalents | Japan |
| 1940s | 47.93 million tonnes of CO₂ equivalents | 133.99 million tonnes of CO₂ equivalents | 86.06 million tonnes of CO₂ equivalents | Japan |
| 1950s | 29.74 million tonnes of CO₂ equivalents | 182.44 million tonnes of CO₂ equivalents | 152.70 million tonnes of CO₂ equivalents | Japan |
| 1960s | 121.49 million tonnes of CO₂ equivalents | 452.66 million tonnes of CO₂ equivalents | 331.17 million tonnes of CO₂ equivalents | Japan |
| 1970s | 268.23 million tonnes of CO₂ equivalents | 946.42 million tonnes of CO₂ equivalents | 678.20 million tonnes of CO₂ equivalents | Japan |
| 1980s | 211.24 million tonnes of CO₂ equivalents | 992.52 million tonnes of CO₂ equivalents | 781.28 million tonnes of CO₂ equivalents | Japan |
| 1990s | 376.53 million tonnes of CO₂ equivalents | 1.26 billion tonnes of CO₂ equivalents | 886.26 million tonnes of CO₂ equivalents | Japan |
| 2000s | 580.53 million tonnes of CO₂ equivalents | 1.30 billion tonnes of CO₂ equivalents | 716.81 million tonnes of CO₂ equivalents | Japan |
| 2010s | 777.18 million tonnes of CO₂ equivalents | 1.25 billion tonnes of CO₂ equivalents | 471.60 million tonnes of CO₂ equivalents | Japan |
| 2020s | 920.94 million tonnes of CO₂ equivalents | 1.04 billion tonnes of CO₂ equivalents | 119.29 million tonnes of CO₂ equivalents | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher total greenhouse gas emissions, excluding land use and forestry, Iran or Japan?
- Japan, at 986.18 million tonnes of CO₂ equivalents against 955.17 million tonnes of CO₂ equivalents in Iran as of 2024.
- What is the difference in total greenhouse gas emissions, excluding land use and forestry between Iran and Japan?
- 31.01 million tonnes of CO₂ equivalents, with Japan ahead.
- How many years of comparable data are there for Iran and Japan?
- 175 years are reported by both, from 1850 to 2024.
- How do Iran and Japan rank globally for total greenhouse gas emissions, excluding land use and forestry?
- Iran ranks 7th and Japan ranks 6th of 198 countries.
- Where does this data come from?
- Jones et al. (2025) – with major processing by Our World in Data, published as Total greenhouse gas emissions, excluding land use and forestry. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Greenhouse gas emissions are measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.