A continental shelf perspective of ocean acidification and temperature evolution during the Paleocene-Eocene Thermal Maximum

TL Babila, Y Rosenthal, JD Wright, KG Miller - Geology, 2016 - pubs.geoscienceworld.org
A rapid and large injection of isotopically light carbon into the ocean-atmosphere reservoirs
is signaled by a negative carbon isotope excursion (CIE) at the Paleocene-Eocene …

Middle Eocene regional climate instability: Evidence from the western North Atlantic

BS Wade, D Kroon - Geology, 2002 - pubs.geoscienceworld.org
Abstract High-resolution (∼ 3 ky) δ18O records from middle Eocene mixed-layer dwelling
planktonic foraminifera from the western North Atlantic show pronounced (> 1‰) variability …

The magnitude of surface ocean acidification and carbon release during Eocene Thermal Maximum 2 (ETM‐2) and the Paleocene‐Eocene Thermal Maximum (PETM)

DT Harper, B Hönisch, RE Zeebe… - Paleoceanography …, 2020 - Wiley Online Library
Abstract Eocene Thermal Maximum 2 (ETM‐2; 54.1 Ma) was the second largest Eocene
hyperthermal. Like the Paleocene‐Eocene Thermal Maximum (PETM), ETM‐2 was …

Sensitivity of clumped isotope temperatures in fossil benthic and planktic foraminifera to diagenetic alteration

TJ Leutert, PF Sexton, A Tripati, A Piasecki… - … et Cosmochimica Acta, 2019 - Elsevier
Applying the clumped isotope (Δ 47) thermometer to foraminifer microfossils offers the
potential to significantly improve paleoclimate reconstructions, owing to its insensitivity to the …

Assessing offsets between the δ13C of sedimentary components and the global exogenic carbon pool across early Paleogene carbon cycle perturbations

A Sluijs, GR Dickens - Global Biogeochemical Cycles, 2012 - Wiley Online Library
Negative stable carbon isotope excursions (CIEs) across the Paleocene–Eocene thermal
maximum (PETM;∼ 56 Ma) range between 2‰ and 7‰, even after discounting sections …

Orbital forcing of the Paleocene and Eocene carbon cycle

RE Zeebe, T Westerhold, K Littler… - …, 2017 - Wiley Online Library
Multimillion‐year proxy records across the Paleocene and Eocene show prominent
variations on orbital time scales. The cycles, which have been identified at various sites …

Frequency, magnitude and character of hyperthermal events at the onset of the Early Eocene Climatic Optimum

V Lauretano, K Littler, M Polling, JC Zachos… - Climate of the …, 2015 - cp.copernicus.org
Recent studies have shown that the Early Eocene Climatic Optimum (EECO) was preceded
by a series of short-lived global warming events, known as hyperthermals. Here we present …

[PDF][PDF] 29. Multispecies planktonic foraminifer stable isotope stratigraphy through Oligocene/Miocene boundary climatic cycles, Site 926

PN Pearson, NJ Shackleton, GP Weedon… - Proc. ODP, Sci …, 1997 - www-odp.tamu.edu
The oxygen and carbon isotopic ratios of 12 multispecimen samples of different extinct
species of planktonic foraminifer are assessed to establish their relative depth ranking in a …

Global decline in ocean ventilation, oxygenation, and productivity during the Paleocene-Eocene Thermal Maximum: Implications for the benthic extinction

AME Winguth, E Thomas, C Winguth - Geology, 2012 - pubs.geoscienceworld.org
The prominent global warming event at the Paleocene-Eocene boundary (55 Ma), referred
to as the Paleocene-Eocene Thermal Maximum (PETM), was characterized by rapid …

The middle Eocene climatic optimum (MECO): A multiproxy record of paleoceanographic changes in the southeast Atlantic (ODP Site 1263, Walvis Ridge)

F Boscolo Galazzo, E Thomas, M Pagani… - …, 2014 - Wiley Online Library
The middle Eocene climatic optimum (MECO,~ 40 Ma) was a transient period of global
warming that interrupted the secular Cenozoic cooling trend. We investigated the …