CO2 Emissions by Country 2023
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.
Source:
Wikipedia
Key Findings
🏆
China leads in CO2 Emissions (Million Tonnes) with 11,474 in 2023.
📊
Average CO2 Emissions (Million Tonnes) in 2023: 3,014 · median: 1,416.
↔️
Gap in 2023: China is 18.8× larger than South Korea.
Data Insights
Numbers, trends & sources behind this chart
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 are shown as reported by the source. Nothing is rescaled, rebased or converted — the only changes are thousand separators and decimals shown to two places.
- 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...
Data Sources & References
All external sources cited in this dataset
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