As of 2023, there were two approaches used to capture carbon dioxide (CO₂) through direct air capture (DAC) technologies. These are Liquid DAC (L-DAC) and Solid DAC (S-DAC), both of which are energy intensive processes. L-DAC required around 6.6 Gj/tCO₂, while S-DAC energy needs were 9.5 Gj/tCO₂.
Energy needs of direct air capture (DAC) worldwide as of 2023, by approach
(in gigajoules per metric ton of carbon dioxide)
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IEA. (July 10, 2023). Energy needs of direct air capture (DAC) worldwide as of 2023, by approach (in gigajoules per metric ton of carbon dioxide) [Graph]. In Statista. Retrieved December 30, 2024, from https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/
IEA. "Energy needs of direct air capture (DAC) worldwide as of 2023, by approach (in gigajoules per metric ton of carbon dioxide)." Chart. July 10, 2023. Statista. Accessed December 30, 2024. https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/
IEA. (2023). Energy needs of direct air capture (DAC) worldwide as of 2023, by approach (in gigajoules per metric ton of carbon dioxide). Statista. Statista Inc.. Accessed: December 30, 2024. https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/
IEA. "Energy Needs of Direct Air Capture (Dac) Worldwide as of 2023, by Approach (in Gigajoules per Metric Ton of Carbon Dioxide)." Statista, Statista Inc., 10 Jul 2023, https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/
IEA, Energy needs of direct air capture (DAC) worldwide as of 2023, by approach (in gigajoules per metric ton of carbon dioxide) Statista, https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/ (last visited December 30, 2024)
Energy needs of direct air capture (DAC) worldwide as of 2023, by approach (in gigajoules per metric ton of carbon dioxide) [Graph], IEA, July 10, 2023. [Online]. Available: https://www.statista.com/statistics/1488877/direct-air-capture-energy-needs-by-type/
