Japan vs United States: CO₂ emissions from fossil fuels and land-use change, gaps filled

Japan
961.87 million tonnes
in 2024
United States
4.90 billion tonnes
in 2024
Japan rank
5th
United States rank
2nd

CO₂ emissions from fossil fuels and land-use change, gaps filled over time

  • Japan
  • United States
02.0B4.0B6.0B185019372024

How they compare

United States currently reports 4.90 billion tonnes against 961.87 million tonnes in Japan, a difference of 3.94 billion tonnes.

That makes United States's figure about 5.1 times Japan's.

Across all 157 years both countries report, United States has been ahead every year.

Japan ranks 5th and United States ranks 2nd of 215 countries.

United States has averaged higher in every one of the 17 decades both report.

Head to head by decade

Decade Japan United States Difference Ahead
1860s 14,656 tonnes 88.02 million tonnes 88.01 million tonnes United States
1870s 900,978 tonnes 133.69 million tonnes 132.79 million tonnes United States
1880s 3.58 million tonnes 274.59 million tonnes 271.01 million tonnes United States
1890s 11.58 million tonnes 479.89 million tonnes 468.31 million tonnes United States
1900s 29.62 million tonnes 940.33 million tonnes 910.71 million tonnes United States
1910s 57.49 million tonnes 1.45 billion tonnes 1.39 billion tonnes United States
1920s 80.91 million tonnes 1.76 billion tonnes 1.68 billion tonnes United States
1930s 104.27 million tonnes 1.55 billion tonnes 1.44 billion tonnes United States
1940s 113.09 million tonnes 2.27 billion tonnes 2.16 billion tonnes United States
1950s 151.02 million tonnes 2.68 billion tonnes 2.53 billion tonnes United States
1960s 400.69 million tonnes 3.37 billion tonnes 2.97 billion tonnes United States
1970s 883.62 million tonnes 4.63 billion tonnes 3.74 billion tonnes United States
1980s 934.21 million tonnes 4.60 billion tonnes 3.66 billion tonnes United States
1990s 1.21 billion tonnes 5.43 billion tonnes 4.22 billion tonnes United States
2000s 1.26 billion tonnes 5.97 billion tonnes 4.71 billion tonnes United States
2010s 1.22 billion tonnes 5.40 billion tonnes 4.18 billion tonnes United States
2020s 1.01 billion tonnes 4.92 billion tonnes 3.90 billion tonnes United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher co₂ emissions from fossil fuels and land-use change, gaps filled, Japan or United States?
United States, at 4.90 billion tonnes against 961.87 million tonnes in Japan as of 2024.
What is the difference in co₂ emissions from fossil fuels and land-use change, gaps filled between Japan and United States?
3.94 billion tonnes, with United States ahead.
How many years of comparable data are there for Japan and United States?
157 years are reported by both, from 1868 to 2024.
How do Japan and United States rank globally for co₂ emissions from fossil fuels and land-use change, gaps filled?
Japan ranks 5th and United States ranks 2nd of 215 countries.
Where does this data come from?
Statizoid (derived), published as CO₂ emissions from fossil fuels and land-use change, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs United States: CO₂ emissions from fossil fuels and land-use change, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 06 November 2026, from https://climate.statizoid.com/compare/co2-emissions-from-fossil-fuels-and-land-use-change-gaps-filled/japan/united-states/

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About this data

Indicator
CO₂ emissions from fossil fuels and land-use change, gaps filled
Unit
tonnes
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
216 places, 22,718 data points, 1850–2024
Last refreshed

CO₂ emissions from fossil fuels and land-use change with 80 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.