Warm ocean processes and carbon cycling in the Eocene
Sea surface and subsurface temperatures over large parts of the ocean during the Eocene
epoch (55.5–33.7 Ma) exceeded modern values by several degrees, which must have …
epoch (55.5–33.7 Ma) exceeded modern values by several degrees, which must have …
Temperature-dependent remineralization and carbon cycling in the warm Eocene oceans
Metabolic rates in heterotrophic bacteria are more sensitive to temperature than rates of
primary production (eg, López-Urrutia et al., 2006; Regaudie-de-Gioux and Duarte, 2012) …
primary production (eg, López-Urrutia et al., 2006; Regaudie-de-Gioux and Duarte, 2012) …
Biological and ecological insights into Ca isotopes in planktic foraminifers as a palaeotemperature proxy
Sea surface temperature (SST) is a critical variable in the Earth's climate system since it
influences atmospheric circulation, the hydrological cycle and, via ocean surface density …
influences atmospheric circulation, the hydrological cycle and, via ocean surface density …
Surviving rapid climate change in the deep sea during the Paleogene hyperthermals
LC Foster, DN Schmidt, E Thomas… - Proceedings of the …, 2013 - National Acad Sciences
Predicting the impact of ongoing anthropogenic CO2 emissions on calcifying marine
organisms is complex, owing to the synergy between direct changes (acidification) and …
organisms is complex, owing to the synergy between direct changes (acidification) and …
Slow release of fossil carbon during the Palaeocene–Eocene Thermal Maximum
The transient global warming event known as the Palaeocene–Eocene Thermal Maximum
occurred about 55.9 Myr ago. The warming was accompanied by a rapid shift in the isotopic …
occurred about 55.9 Myr ago. The warming was accompanied by a rapid shift in the isotopic …
[HTML][HTML] Warm deep-sea temperatures across Eocene Thermal Maximum 2 from clumped isotope thermometry
The early Eocene hothouse experienced highly elevated atmospheric CO2 levels and
multiple transient global warming events, so-called hyperthermals. The deep ocean …
multiple transient global warming events, so-called hyperthermals. The deep ocean …
Variations in the oceanic vertical carbon isotope gradient and their implications for the Paleocene‐Eocene biological pump
AK Hilting, LR Kump, TJ Bralower - Paleoceanography, 2008 - Wiley Online Library
Variations in the efficiency of the biological pumping of carbon from the surface to the deep
ocean have been invoked to explain changes in atmospheric pCO2 and thus climate on a …
ocean have been invoked to explain changes in atmospheric pCO2 and thus climate on a …
Examining possible effects of seawater pH decline on foraminiferal stable isotopes during the Paleocene‐Eocene Thermal Maximum
J Uchikawa, RE Zeebe - Paleoceanography, 2010 - Wiley Online Library
A large body of paleoceanographic data for the Paleocene‐Eocene Thermal Maximum
(PETM) is based on foraminiferal stable carbon and oxygen isotope composition (δ13C and …
(PETM) is based on foraminiferal stable carbon and oxygen isotope composition (δ13C and …
Eocene sea temperatures for the mid-latitude southwest Pacific from Mg/Ca ratios in planktonic and benthic foraminifera
We have used laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) to
measure elemental (Mg/Ca, Al/Ca, Mn/Ca, Zn/Ca, Sr/Ca, and Ba/Ca) ratios of 13 species of …
measure elemental (Mg/Ca, Al/Ca, Mn/Ca, Zn/Ca, Sr/Ca, and Ba/Ca) ratios of 13 species of …
A multiple proxy and model study of Cretaceous upper ocean temperatures and atmospheric CO2 concentrations
We estimate tropical Atlantic upper ocean temperatures using oxygen isotope and Mg/Ca
ratios in well‐preserved planktonic foraminifera extracted from Albian through Santonian …
ratios in well‐preserved planktonic foraminifera extracted from Albian through Santonian …