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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 share of total in 2018

United States

World

Amount

Share of total

Amount

Share of total

Total from fossil fuels

5,284

36,239

Coal and coal coke

1,260

23.8%

15,714

43.4%

Natural gas1

1,639

31.0%

7,598

21.0%

Petroleum

2,385

45.1%

12,927

35.7%

1 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: January 27, 2021


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