James C. Zachos

University of California, Santa Cruz — United States

Earth and Planetary Sciences · Physical Sciences

99h-index46.2kcitations648works3.92yr avg
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Research Topics

Geology and Paleoclimatology Research(367), Isotope Analysis in Ecology(155), Paleontology and Stratigraphy of Fossils(142), Methane Hydrates and Related Phenomena(113), Marine Biology and Ecology Research(64)

Publications648 total

Continuous Sediment Sourcing and Changes in Weathering During the PETM in the Salisbury Embayment
Paleoceanography and Paleoclimatology·2025
Millennial-timescale thermogenic CO2 release preceding the Paleocene-Eocene Thermal Maximum
Nature Communications·2025· 1 citedOpen Access
A NEW RECORD OF THE PALEOCENE-EOCENE THERMAL MAXIMUM FROM THE SALISBURY EMBAYMENT OF THE U.S. ATLANTIC COASTAL PLAIN
Abstracts with programs - Geological Society of America·2025
Long- and short-term coupling of sea surface temperature and atmospheric CO <sub>2</sub> during the late Paleocene and early Eocene
Proceedings of the National Academy of Sciences·2024· 8 citedOpen Access
Response of coastal California hydroclimate to the Paleocene–Eocene Thermal Maximum
Climate of the past·2024· 2 citedOpen Access
Paleogene Earth perturbations in the US Atlantic Coastal Plain (PEP-US): coring transects of hyperthermals to understand past carbon injections and ecosystem responses
Scientific Drilling·2024· 4 citedOpen Access
Foraminifera nitrogen isotopes and body size reveal an oxygen rise in the tropical upper ocean during the Paleocene-Eocene Thermal Maximum (PETM)
2024Open Access
Eocene CO2 on orbital to million year timescales
2024Open Access
Early Eocene Climatic Optimum Pacific deep ocean temperatures from clumped isotope thermometry
2024Open Access
Oxygen rise in the tropical upper ocean during the Paleocene-Eocene Thermal Maximum
Science·2024· 24 citedOpen Access
Toward a Cenozoic history of atmospheric CO <sub>2</sub>
Science·2023· 170 citedOpen Access
Response of Coastal California Hydroclimate to the Paleocene-Eocene Thermal Maximum
2023Open Access
Supplementary material to "Response of Coastal California Hydroclimate to the Paleocene-Eocene Thermal Maximum"
2023Open Access
Assessing environmental change associated with early Eocene hyperthermals in the Atlantic Coastal Plain, USA
Climate of the past·2023· 8 citedOpen Access
Transient Shoaling, Over‐Deepening and Settling of the Calcite Compensation Depth at the Eocene‐Oligocene Transition
Paleoceanography and Paleoclimatology·2023· 12 citedOpen Access
Comment on egusphere-2023-58
2023Open Access
North Atlantic Drift Sediments Constrain Eocene Tidal Dissipation and the Evolution of the Earth-Moon System.
2023· 1 citedOpen Access
Astronomical calibration of the Paleocene-Eocene Thermal Maximum on the Atlantic Coastal Plain
2023Open Access
Assessing Environmental Change Associated with Early Eocene Hyperthermals in the Atlantic Coastal Plain, USA
2023· 2 citedOpen Access
North Atlantic Drift Sediments Constrain Eocene Tidal Dissipation and the Evolution of the Earth‐Moon System
Paleoceanography and Paleoclimatology·2023· 11 citedOpen Access
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Frequent Co-authors

Ursula Röhl(12), Ellen Thomas(10), Timothy J. Bralower(10), Thomas Westerhold(9), Steven M. Bohaty(9), Appy Sluijs(9), Gerald R. Dickens(6), Richard E. Zeebe(6), Samantha J. Gibbs(6), Henk Brinkhuis(5), Dick Kroon(4), Lucas Joost Lourens(4), Heather K McCarren(4), Stefan Schouten(4), Erica M. Crouch(4), Christopher J. Hollis(4), Richard D. Pancost(4), Heiko Pälike(3), Daniel Clay Kelly(3), Isabella Raffi(3)