Shifting ocean carbonate chemistry during the Eocene-Oligocene climate transition: Implications for deep-ocean Mg/Ca paleothermometry

• Published in: Paleoceanography
• Main Authors: Peck, V.L., Yu, Jimin, Kender, S., Riesselman, C.R.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: American Geophysical Union
• Subjects: Keywords: benthic foraminifera; carbonate; deep sea; Eocene-Oligocene boundary; hypothesis testing; ice sheet; isotopic ratio; Last Glacial Maximum; thermocline; water temperature; Antarctica; Foraminifera; Antarc*; Ice Sheet
• Online Access: http://hdl.handle.net/1885/65281; https://doi.org/10.1029/2009PA001906; https://openresearch-repository.anu.edu.au/bitstream/1885/65281/5/Yu_J_2010_Shifting_ocean.pdf.jpg; https://openresearch-repository.anu.edu.au/bitstream/1885/65281/7/01_Peck_Shifting_ocean_carbonate_2010.pdf.jpg

To date, no conclusive evidence has been identified for intermediate or deep water cooling associated with the >1‰ benthic δ18O increase at the Eocene-Oligocene transition (EOT) when large permanent ice sheets first appeared on Antarctica. Interpretati