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Offshore oil is back. At what cost?

The Transocean Barents, Harsh-environments, ultra deepwater semi-submersible drilling rig is escorted by pilot boats as it navigates the Bosphorus Strait on November 14, 2024 in Istanbul, Turkey. The 77-meter wide and 60-meter high drilling rig passed the Bosphorus enroute to Romania from Spain.
The Transocean Barents, Harsh-environments, ultra deepwater semi-submersible drilling rig is escorted by pilot boats as it navigates the Bosphorus Strait on November 14, 2024 in Istanbul, Turkey. The 77-meter wide and 60-meter high drilling rig passed the Bosphorus enroute to Romania from Spain. Photo: Chris McGrath/Getty Images

Years after one of the worst spills in history, companies in search of new discoveries are drilling even deeper into the seabed.

18 November 2024 by Myles McCormick in the Gulf of Mexico and Jamie Smyth in New York

About 150 miles south-east of the US city of New Orleans, Shell’s newest oil platform looms above the choppy waters of the Gulf of Mexico. Dubbed Vito, the structure embodies a new approach to offshore