Life cycle assessment and sustainability enhancement of closed-loop carbon dioxide enhanced oil recovery: Field-scale evaluation in Qatar’s Dukhan Reservoir حسب Razan Sawaly (19170910)

"…Global warming potential (GWP100) decreased from 2.00 × 10¹⁰ kg CO₂-eq in Year 1 to 1.20 × 10⁹ kg CO₂-eq in Year 21, with a 16% reduction observed in Year 1 under the fuel gas recovery scenario. …"