CO2 emissions

(million tonnes)

China is the top country by CO2 emissions in the world. As of 2021, CO2 emissions in China was 12,466.3 million tonnes that accounts for 34.88% of the world's CO2 emissions. The top 5 countries (others are the United States of America, India, Russian Federation, and Japan) account for 64.06% of it. The world's total CO2 emissions was estimated at 35,736.3 million tonnes in 2021.

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What is CO2 emissions?

Carbon dioxide emissions are those stemming from the burning of fossil fuels and the manufacture of cement. They include carbon dioxide produced during consumption of solid, liquid, and gas fuels and gas flaring.