2026 Ellen Thomas: Earth Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Earth Science	78	573	504	287	242	405	33668

Research.com Recognitions

2012 - Fellow of American Geophysical Union (AGU)
2010 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Ellen Thomas is affiliated with Yale University in the United States and conducts research primarily in Earth and Planetary Sciences. Their scholarly output includes 69 publications within this main field, covering a diverse range of subfields such as Atmospheric Science, Oceanography, Paleontology, Ecology, and Surgery.

The scientist's work extensively spans several research topics, with notable emphasis on Geology and Paleoclimatology Research, Marine Biology and Ecology Research, Paleontology and Stratigraphy of Fossils, Isotope Analysis in Ecology, Evolution and Paleontology Studies, as well as Marine and Coastal Ecosystems and Plant Biology.

Recent publications include:

On impact and volcanism across the Cretaceous-Paleogene boundary (2020), Science
The enigma of Oligocene climate and global surface temperature evolution (2020), Proceedings of the National Academy of Sciences
Miocene Evolution of North Atlantic Sea Surface Temperature (2020), Paleoceanography and Paleoclimatology
Turnover and stability in the deep sea: Benthic foraminifera as tracers of Paleogene global change (2020), Global and Planetary Change
Origin of a global carbonate layer deposited in the aftermath of the Cretaceous-Paleogene boundary impact (2020), Earth and Planetary Science Letters

The frequent collaborators of Ellen Thomas include:

Pincelli M. Hull
Laia Alegret
Ann C. Burke
James C. Zachos
Gabriela J. Arreguín-Rodríguez

Their publications appear regularly in a variety of venues, with multiple contributions to:

Abstracts with programs - Geological Society of America
Publishing Network for Geoscientific and Environmental Data (PANGAEA) (Alfred Wegener Institute for Polar and Marine Research)
Zenodo (CERN European Organization for Nuclear Research)
Paleoceanography and Paleoclimatology
Earth and Planetary Science Letters

Ellen Thomas has authored books in addition to journal publications, including a work published by Cambridge University Press titled Earth History of Oxygen and the iprOxy (2020), which has garnered citations within the academic community.

Their professional distinctions include being named a Fellow of the American Geophysical Union (AGU) in 2012 and a Fellow of the American Association for the Advancement of Science (AAAS) in 2010.

Best Publications

Trends, Rhythms, and Aberrations in Global Climate 65 Ma to Present

James Zachos;Mark Pagani;Lisa Sloan;Ellen Thomas;Ellen Thomas

12161
Citations
Rapid acidification of the ocean during the Paleocene-Eocene thermal maximum.

James C. Zachos;Ursula Röhl;Stephen A. Schellenberg;Appy Sluijs

1382
Citations
The Geological Record of Ocean Acidification

Bärbel Hönisch;Andy Ridgwell;Daniela N. Schmidt;Ellen Thomas;Ellen Thomas

1239
Citations
Astronomical pacing of late Palaeocene to early Eocene global warming events

Lucas J. Lourens;Appy Sluijs;Dick Kroon;James C. Zachos

677
Citations
Chapter Seven Paleoceanographical Proxies Based on Deep-Sea Benthic Foraminiferal Assemblage Characteristics

Frans J. Jorissen;Christophe Fontanier;Ellen Thomas

616
Citations
The Paleocene-Eocene benthic foraminiferal extinction and stable isotope anomalies

Ellen Thomas;Nicholas J. Shackleton

564
Citations
Chapter 11 – Carbon Isotope Stratigraphy

M.R. Saltzman;E. Thomas

441
Citations
Warming the fuel for the fire: Evidence for the thermal dissociation of methane hydrate during the Paleocene-Eocene thermal maximum

Deborah J. Thomas;James C. Zachos;Timothy J. Bralower;Ellen Thomas

429
Citations
Very large release of mostly volcanic carbon during the Palaeocene–Eocene Thermal Maximum

Marcus Gutjahr;Andy Ridgwell;Philip F Sexton;Eleni Anagnostou

404
Citations
Paleoceanographical proxies based on deep-sea benthic foraminiferal assemblage characteristics

Frans J. Jorissen;Christophe Fontanier;Ellen Thomas

399
Citations
Origin, signature and palaeoclimatic influence of the Antarctic Circumpolar Current

P.F. Barker;E. Thomas;E. Thomas

382
Citations
Late Cretaceous through Neogene deep-sea benthic foraminifera(Maud Rise, Weddell Sea, Antarctica)

E. Thomas

367
Citations
Rapid diversification of planktonic foraminifera in the tropical Pacific (ODP Site 865) during the late Paleocene thermal maximum

D. Clay Kelly;Timothy J. Bralower;James C. Zachos;Isabella Premoli Silva

367
Citations
Biogeography of the Late Paleocene Benthic Foraminiferal Extinction

Ellen Thomas

323
Citations
On impact and volcanism across the Cretaceous-Paleogene boundary

Pincelli M. Hull;André Bornemann;Donald E. Penman;Michael J. Henehan;Michael J. Henehan

315
Citations
Cenozoic mass extinctions in the deep sea: What perturbs the largest habitat on Earth?

Ellen Thomas

315
Citations
Sudden climate transitions during the Quaternary

Jonathan Adams;Mark Maslin;Ellen Thomas

312
Citations
Late Paleocene to Eocene paleoceanography of the equatorial Pacific Ocean: Stable isotopes recorded at Ocean Drilling Program Site 865, Allison Guyot

Timothy J. Bralower;James C. Zachos;Ellen Thomas;Matthew Parrow

308
Citations
Initial Reports of the Deep Sea Drilling Project, vol. 85

Larry A. Mayer;Fritz Theyer;John A. Barron;Dean A. Dunn

299
Citations
The Palaeocene-Eocene Thermal Maximum Super Greenhouse: Biotic and Geochemical Signatures, age Models and Mechanisms of Climate Change

Ellen Thomas;Ellen Thomas

294
Citations
Causes and consequences of globally warm climates in the early Paleogene

Scott L. Wing;Philip D. Gingerich;Birger Schmitz;Ellen Thomas

241
Citations
The geological record of ocean acidification

B. Hoenisch;A. J. Ridgwell;E. Thomas;J. C. Zachos

0
Citations

Frequent Co-Authors

James C. Zachos University of California, Santa Cruz

Andy Ridgwell University of California, Riverside

Laia Alegret University of Zaragoza

Johan C. Varekamp Wesleyan University

Zunli Lu Syracuse University

Rosalind E. M. Rickaby University of Oxford

Appy Sluijs Utrecht University

Pincelli M. Hull Yale University

Adina Paytan University of California, Santa Cruz

Daniela N Schmidt University of Bristol

External Links

Wikipedia of Ellen Thomas Personal website of Ellen Thomas

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