CO2 Emissions by Country 2023

Source: Wikipedia

CO2 Emissions by Country 2023

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Key Findings

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China leads in CO2 Emissions (Million Tonnes) with 11,474 in 2023.

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Average CO2 Emissions (Million Tonnes) in 2023: 3,014 · median: 1,416.

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Gap in 2023: China is 18.8× larger than South Korea.

About This Dataset

CO2 Emissions by Country 2023

Annual carbon dioxide emissions by country in 2023, measured in million metric tonnes. Data generated with AI assistance based on IEA and Global Carbon Project estimates. China and the United States are the largest emitters.

Analysis

The top three in CO2 Emissions (Million Tonnes) in 2023 are China (11,474), United States (5,007) and India (2,830). China and United States together hold 68.4% of the combined total of all 8 entities. Only 1 of the 8 reaches even half the leader's figure (5,737 or more). It takes the next 6 entities (United States, India, Russia, Japan, Iran, Germany) added together to match China.

Data Insights Below

Data Insights

Numbers, trends & sources behind this chart

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Data Points

8 categories · 1 year

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Top Value

11,474

China

CO2 Emissions (Million Tonnes) · 2023

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Metrics

CO2 Emissions (Million Tonnes)

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Period

2023

Single year snapshot

Methodology & source

Data source: Wikipedia
Coverage: 8 entities · 2023 · 8 observations
Measure: CO2 Emissions (Million Tonnes)
Last updated: 16 September 2026
Compiled by: The ANYSTAT team, from the source above

How the figures are calculated

Values use the measure and unit named on this page. Consult the dataset description and cited source for coverage, definitions and any unit conversions. Displayed values may be rounded for readability.
Entities are ranked highest-first on their value in 2023.

An article using this data

Which Countries Emit the Most CO2? The 2023 Numbers, Visualized

China emits more carbon dioxide than the United States, India and Russia combined. A closer look at the 2023 emissions data and what it means for climate policy...

Rankings & Full Data

8 records · CO2 Emissions (Million Tonnes) · ranked by 2023

✓ 8 sourced

#	Category	2023
🥇	China	11,474
🥈	United States	5,007
🥉	India	2,830
4	Russia	1,764
5	Japan	1,067
6	Iran	720
7	Germany	636
8	South Korea	611

Data Sources & References

All external sources cited in this dataset

1 https://en.wikipedia.org/wiki/List_of_countries_by_carbon_dioxide_emissions Visit ↗

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How these countries rank across all our charts

Each country's page lists its position in every ranking on ANYSTAT.

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Cite this chart

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APA

ANYSTAT. (2026). CO2 Emissions by Country 2023 [Data set]. Data: Wikipedia. https://anystat.ai/stats/5/co2-emissions-by-country-2023

MLA

"CO2 Emissions by Country 2023." ANYSTAT, 16 Sep. 2026, https://anystat.ai/stats/5/co2-emissions-by-country-2023.

Link for your website

<a href="https://anystat.ai/stats/5/co2-emissions-by-country-2023">CO2 Emissions by Country 2023</a> (ANYSTAT)

CO2 Emissions by Country 2023