An oil drilling rig in California’s Central Valley
Ashley Cooper / Alamy
Fossil fuel companies are experimenting with using carbon dioxide captured from the air in oil extraction to usher in a new era of planet-friendly “net-zero oil†– but the idea is an illusion, according to researchers.
In enhanced oil recovery (EOR), crude oil is extracted by injecting CO2 underground to squeeze out any remaining oil from a depleting reservoir. Combining EOR with CO2 sucked out of the air by direct air capture (DAC) plants will result in net-zero oil, some oil firms claim, a process they hope can…
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