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What are the energy-related carbon dioxide emissions from fossil fuels for the United States and the world?

Energy-related carbon dioxide (CO2) emissions from fossil fuel combustion by type of fossil fuel in million metric tons and percentage share of total in 20191

United States

World

Amount

Share of total

Amount

Share of total

Total from fossil fuels

5,144

36,912

Coal and coal coke

1,078

21%

15,915

43%

Natural gas2

1,684

33%

7,768

21%

Petroleum

2,383

46%

13,229

36%

1 Data are as of December 8, 2021.
2 Excludes combustion from natural gas flaring.

Learn more:
International Energy Statistics, CO2 emissions for the United States and the World
U.S. Energy-Related CO2 Emissions
Energy Explained: Greenhouse Gases

Last updated: December 8, 2021


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