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What are U.S. energy-related carbon dioxide emissions by source and sector?

Total U.S. energy-related carbon dioxide (CO2) emissions were about 4,571 million metric tons in 2020.

Energy-related carbon dioxide (CO2) emissions by source and sector for the United States, 2020 (million metric tons)
 ResidentialCommercialIndustrialTransportationElectric powerSource total
Coal01860 786
873
Natural gas25617353354
635
1,651
Petroleum6353
3301,573162,035
Other1    1111
Electricity2578504
3633
  
Sector total 897
7311,3121,6301,4484,571
1 Emissions from combustion of waste materials derived from petroleum and emissions from some types of geothermal power plants.
2 Electricity-related CO2 emissions are based on electric power sector electricity sales to the other sectors and the emissions associated with the generation of that electricity. The electric power total emissions of 1,448 million metric tons is not included in the source total emissions for all sectors (4,571 million metric tons) to avoid double counting.
Note: Sum of data in columns and rows may not equal the totals because of independent rounding.
Source: Monthly Energy Review, April 2021, preliminary data

Learn more:
Monthly Energy Review, Tables 11.1 through 11.6 contain the most recent estimates of monthly and annual U.S. energy-related CO2 emissions by sector and energy source.
U.S. CO2 emissions from energy consumption by source and sector, 2020
Energy Explained: Where Greenhouse Gases Come From

Last updated: May 14, 2021


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