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◆ Carbon Capture Science & Technology2025-11-08· Middle East

Enabling e-fuels in Middle East and North Africa: Life cycle and techno-economic insights into CO2 capture and utilization

Loiy Al‐Ghussain, Bilal Rinchi, Mohammad Alrbai, Sameer Al‐Dahidi, Zifeng Lü

原始摘要(英文原文)· Original abstract
This study evaluates the levelized cost and greenhouse gas (GHG) emission intensity of CO 2 capture and e-fuel production pathways across the Middle East and North Africa (MENA) region. Industrial point-source CO₂ capture shows favorable techno-economic performance, particularly from natural gas and oil processing facilities, with a regional weighted average cost of approximately 51 USD/tCO 2cap , making it a viable source of low-cost CO₂ for e-fuel production. Among MENA countries, Qatar, Oman, and the United Arab Emirates exhibit the lowest capture costs (38–44 USD/tCO 2cap ), attributable to high emission volumes and low energy prices. The corresponding GHG emission intensity (EI) of point-source capture averages around 180 kgCO 2eq /tCO 2cap . Regarding e-fuel production, Fischer–Tropsch (FT) fuels are identified as the most expensive and carbon-intensive option, with average production costs exceeding 0.07 USD/MJ and EIs surpassing 30 gCO 2eq /MJ in most MENA countries. In contrast, ammonia synthesis offers the lowest emission intensity, ranging from 7.1 to 21.8 gCO 2eq /MJ depending on the energy source. Although none of the e-fuel pathways are currently cost-competitive with fossil fuels, industrial point-source CO 2 capture in the MENA region presents a promising near-term opportunity. Realizing this potential will require targeted policy measures, including the implementation of carbon pricing, the expansion of renewable energy capacity, and strategic infrastructure investments.
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