[HTML][HTML] Cretaceous sea-surface temperature evolution: Constraints from TEX86 and planktonic foraminiferal oxygen isotopes

CL O'Brien, SA Robinson, RD Pancost… - Earth-Science …, 2017 - Elsevier
It is well established that greenhouse conditions prevailed during the Cretaceous Period (~
145–66 Ma). Determining the exact nature of the greenhouse-gas forcing, climatic warming …

[HTML][HTML] Epochs, events and episodes: Marking the geological impact of humans

CN Waters, M Williams, J Zalasiewicz, SD Turner… - Earth-Science …, 2022 - Elsevier
Event stratigraphy is used to help characterise the Anthropocene as a chronostratigraphic
concept, based on analogous deep-time events, for which we provide a novel …

Shallow-water hydrothermal venting linked to the Palaeocene–Eocene Thermal Maximum

C Berndt, S Planke, CA Alvarez Zarikian, J Frieling… - Nature …, 2023 - nature.com
Abstract The Palaeocene–Eocene Thermal Maximum (PETM) was a global warming event
of 5–6° C around 56 million years ago caused by input of carbon into the ocean and …

The organic geochemistry of glycerol dialkyl glycerol tetraether lipids: A review

S Schouten, EC Hopmans, JSS Damsté - Organic geochemistry, 2013 - Elsevier
Glycerol dialkyl glycerol tetraether (GDGT) lipids are membrane lipids which were long
thought to be synthesized mainly by archaea, organisms thought to be limited to extreme …

Climate sensitivity, sea level and atmospheric carbon dioxide

J Hansen, M Sato, G Russell… - … Transactions of the …, 2013 - royalsocietypublishing.org
Cenozoic temperature, sea level and CO2 covariations provide insights into climate
sensitivity to external forcings and sea-level sensitivity to climate change. Climate sensitivity …

The Paleocene-Eocene Thermal Maximum: A perturbation of carbon cycle, climate, and biosphere with implications for the future

FA McInerney, SL Wing - Annual Review of Earth and Planetary …, 2011 - annualreviews.org
During the Paleocene-Eocene Thermal Maximum (PETM),∼ 56 Mya, thousands of
petagrams of carbon were released into the ocean-atmosphere system with attendant …

[HTML][HTML] The DeepMIP contribution to PMIP4: Methodologies for selection, compilation and analysis of latest Paleocene and early Eocene climate proxy data …

CJ Hollis, T Dunkley Jones… - Geoscientific Model …, 2019 - gmd.copernicus.org
The early Eocene (56 to 48 million years ago) is inferred to have been the most recent time
that Earth's atmospheric CO 2 concentrations exceeded 1000 ppm. Global mean …

Anthropogenic carbon release rate unprecedented during the past 66 million years

RE Zeebe, A Ridgwell, JC Zachos - Nature Geoscience, 2016 - nature.com
Carbon release rates from anthropogenic sources reached a record high of∼ 10 Pg C yr− 1
in 2014. Geologic analogues from past transient climate changes could provide invaluable …

[HTML][HTML] Enhanced ocean oxygenation during Cenozoic warm periods

A Auderset, S Moretti, B Taphorn, PR Ebner, E Kast… - Nature, 2022 - nature.com
Dissolved oxygen (O2) is essential for most ocean ecosystems, fuelling organisms'
respiration and facilitating the cycling of carbon and nutrients. Oxygen measurements have …

New indices and calibrations derived from the distribution of crenarchaeal isoprenoid tetraether lipids: Implications for past sea surface temperature reconstructions

JH Kim, J Van der Meer, S Schouten, P Helmke… - … et Cosmochimica Acta, 2010 - Elsevier
Several studies have shown that there is a strong relationship between the distribution of
crenarchaeotal isoprenoid glycerol dibiphytanyl glycerol tetraethers (GDGTs) and sea …