Largest global emitters of carbon dioxide 2023, by country
China was the biggest emitter of carbon dioxide (CO₂) emissions in 2023, accounting for over
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percent of total global emissions. The world's top four largest polluters were responsible for roughly Log in or register to access precise data.
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percent of global CO₂ emissions in 2023. Log in or register to access precise data.
Cumulative emissions
Although China currently emits the highest levels of CO₂ annually, it has emitted far less than the United States over the past three centuries. Since 1750, the United States has produced more than
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billion metric tons of cumulative carbon dioxide emissions. Global CO₂ emissions have increased dramatically since the birth of the Industrial Revolution, and in 2023 reached a record high. Log in or register to access precise data.
Which countries are reducing emissions?
As of 2023, seven of the 20 biggest CO₂ emitters had recorded overall emissions reductions when compared to 1990 levels. The United Kingdom, for example, slashed its carbon emissions by almost
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percent between 1990 and 2023, while Germany recorded reductions of roughly Log in or register to access precise data.
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percent. In comparison, many developing countries saw their emissions increase massively over the same period.Log in or register to access precise data.
