Significant increases in natural gas prices reduced the share of electricity generated by natural gas from 40% in 2020 to 37% in 2021. motor gasoline increased by 9% and jet fuel increased by 27% as travel demand began to return to pre-pandemic levels.Ĭhanges in the mix of fuels used to generate electricity also affected energy-related CO 2 emissions in the United States. Increases in the consumption of petroleum products, particularly in the transportation sector, accounted for over half of the rise in U.S. energy-related CO 2 emissions increased by 7%, or 325 million metric tons (MMmt), in 2021 compared with 2020 however, total emissions in 2021 remained 5%, or 242 MMmt, below 2019 levels.īoth short-term and long-term factors contributed to the rise in energy-related CO 2 emissions. In 2021, economic activity and energy-related CO 2 emissions began to return to pre-pandemic levels.
and world economies, energy markets, and energy-related carbon dioxide (CO 2) emissions. In 2020, the COVID-19 pandemic substantially affected the U.S.
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