The black layer in sediments off the southeastern U.S. marks the Chicxulub event, which triggered climate swings that led to the extinction of 75% of Earth's species, including non-avian dinosaurs.
Drill cores from the JOIDES Resolution provided insights into Earth's history, such as climate change records and the confirmation of plate tectonics, but its future is uncertain due to funding cuts.
Beth Christensen described the end of the JOIDES Resolution's expeditions as a 'punch in the gut,' highlighting the disappointment in scientific communities regarding the loss of this vital research vessel.
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