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News Release 16-028
Human-driven carbon release rate unprecedented in past 66 million years
Humans responsible for carbon release 10 times faster than any event since age of dinosaurs
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![The drillship JOIDES Resolution at sea](/news/mmg/media/images/1.13809_JOIDES-Resolution_IODP-USIO_f.jpg)
The scientists conducted research on sediment cores retrieved by the drillship JOIDES Resolution.
Credit: IODP-USIO
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![Sediment cores side by side](/news/mmg/media/images/SedimentCores_f.jpg)
Sediment cores from beneath the ocean floor hold clues to Earth's carbon dioxide levels over time.
Credit: IODP
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![power plant with smoking chimneys](/news/mmg/media/images/image38DOE_f.jpg)
Carbon dioxide levels are increasing faster than at any time since the end of the dinosaurs.
Credit: US DOE
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![corals and fish swimming in the ocean](/news/mmg/media/images/ocean_acid11_f.jpg)
The scientists are continuing their work to determine ocean acidification levels during the PETM.
Credit: NOAA
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![a sea fan](/news/mmg/media/images/ocean_acid31_f.jpg)
Today the common sea fan is one of the many species affected by ocean acidification.
Credit: NOAA
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