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DISCOVERY DEEP DRILLERS nization stated. “By ending support for the JR now, funds to continue drilling in sites that were previously drilled in and resources can be directed towards ensuring a sustain- 395C as this has given us a reliable image about both dates able future for the scientifc ocean drilling community.” and conditions back through the Miocene,” said Field.

At the time of writing, the JR was exactly halfway The sediment cores from Expedition 395 will provide through Expedition 395, with a month left on data collec- unprecedented insight into mantle dynamics and how tion and countless mysteries of the deep ocean and Earth’s these infuence changes in the planet’s interior, oceans and past to uncover. With the groundwork set in 2021, scien- climate. The relationships between Earth’s natural process- tists at sea can build on previous research, make informed es is a complex one, as well as a precursor for future climate decisions in the feld, and cohesively assemble a detailed mitigation and adaptation. With each core the JR collects, history like never before. “We are really excited to be able one more piece is added to the deep-sea puzzle.

Bathymetry, deepwater currents (dashed lines), contourite drifts (gray shading), Seismic

Profile JC50-1 (solid line), and Expedition 395 and 395C sites.

Summary of completed (Expeditions 384 and 395C) and planned (Expedition 395) operations for the

Expedition 395 science plan.

© Parnell-Turner, Briais & LeVay, 2023 © Parnell-Turner, Briais & LeVay, 2023 36 OFFSHORE ENGINEER OEDIGITAL.COM