China accounted for 27 percent of net greenhouse gas emissions worldwide in 2021, making it the world's largest emitter by far. The United States was the second-largest emitter, with a share of 10 percent. Global net greenhouse gas emissions were estimated at 49.5 billion metric tons of carbon dioxide equivalent in 2021.
Distribution of greenhouse gas emissions worldwide in 2021, by major emitter
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Rhodium Group. (December 19, 2022). Distribution of greenhouse gas emissions worldwide in 2021, by major emitter [Graph]. In Statista. Retrieved June 04, 2023, from https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/
Rhodium Group. "Distribution of greenhouse gas emissions worldwide in 2021, by major emitter." Chart. December 19, 2022. Statista. Accessed June 04, 2023. https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/
Rhodium Group. (2022). Distribution of greenhouse gas emissions worldwide in 2021, by major emitter. Statista. Statista Inc.. Accessed: June 04, 2023. https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/
Rhodium Group. "Distribution of Greenhouse Gas Emissions Worldwide in 2021, by Major Emitter." Statista, Statista Inc., 19 Dec 2022, https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/
Rhodium Group, Distribution of greenhouse gas emissions worldwide in 2021, by major emitter Statista, https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/ (last visited June 04, 2023)
Distribution of greenhouse gas emissions worldwide in 2021, by major emitter [Graph], Rhodium Group, December 19, 2022. [Online]. Available: https://www.statista.com/statistics/500524/worldwide-annual-carbon-dioxide-emissions-by-select-country/