Currently browsing: Items authored or edited by Philip Sexton https://orcid.org/0000-0003-2873-3989

Moretti, Simone; Auderset, Alexandra; Deutsch, Curtis; Schmitz, Ronja; Gerber, Lukas; Thomas, Ellen; Luciani, Valeria; Petrizzo, Maria Rose; Schiebel, Ralf; Tripati, Aradhna; Sexton, Philip; Norris, Richard; D’Onofrio, Roberta; Zachos, James; Sigman, Daniel M.; Haug, Gerald H. and Martínez-García, Alfredo (2024). Oxygen rise in the tropical upper ocean during the Paleocene-Eocene Thermal Maximum. Science, 383(6684) pp. 727–731.

Kirtland Turner, Sandra; Ridgwell, Andy; Keller, Allison L.; Vahlenkamp, Maximilian; Aleksinski, Adam K.; Sexton, Philip F.; Penman, Donald E.; Hull, Pincelli M. and Norris, Richard D. (2024). Sensitivity of ocean circulation to warming during the Early Eocene greenhouse. Proceedings of the National Academy of Sciences of the United States of America, 121(24), article no. e2311980121.

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van der Ploeg, Robin; Cramwinckel, Margot J.; Kocken, Ilja J.; Leutert, Thomas J.; Bohaty, Steven M.; Fokkema, Chris D.; Hull, Pincelli M.; Meckler, A. Nele; Middelburg, Jack J.; Müller, Inigo A.; Penman, Donald E.; Peterse, Francien; Reichart, Gert-Jan; Sexton, Philip F.; Vahlenkamp, Maximilian; De Vleeschouwer, David; Wilson, Paul A.; Ziegler, Martin and Sluijs, Appy (2023). North Atlantic surface ocean warming and salinization in response to middle Eocene greenhouse warming. Science Advances, 9(4), article no. eabq011.

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Woodhouse, Adam; Procter, Frances A.; Jackson, Sophie L.; Jamieson, Robert A.; Newton, Robert J.; Sexton, Philip F. and Aze, Tracy (2023). Paleoecology and evolutionary response of planktonic foraminifera to the mid-Pliocene Warm Period and Plio-Pleistocene bipolar ice sheet expansion. Biogeosciences, 20(1) pp. 121–139.

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Meckler, A. N.; Sexton, P. F.; Piasecki, A. M.; Leutert, T. J.; Marquardt, J.; Ziegler, M.; Agterhuis, T.; Lourens, L. J.; Rae, J. W. B.; Barnet, J.; Tripati, A. and Bernasconi, S. M. (2022). Cenozoic evolution of deep ocean temperature from clumped isotope thermometry. Science, 377(6601) pp. 86–90.

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Nilsson-Kerr, Katrina; Anand, Pallavi; Sexton, Philip F.; Leng, Melanie J. and Naidu, P. D. (2022). Indian Summer Monsoon variability 140-70 thousand years ago based on multi-proxy records from the Bay of Bengal. Quaternary Science Reviews, 279, article no. 107403.

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Zhang, Yurui; Boer, Agatha M.; Lunt, Daniel J.; Hutchinson, David K.; Ross, Phoebe; Flierdt, Tina; Sexton, Philip; Coxall, Helen K.; Steinig, Sebastian; Ladant, Jean‐Baptiste; Zhu, Jiang; Donnadieu, Yannick; Zhang, Zhongshi; Chan, Wing‐Le; Abe‐Ouchi, Ayako; Niezgodzki, Igor; Lohmann, Gerrit; Knorr, Gregor; Poulsen, Christopher J. and Huber, Matt (2022). Early Eocene ocean meridional overturning circulation: the roles of atmospheric forcing and strait geometry. Paleoceanography and Paleoclimatology, 337(3), article no. e2021PA004329.

Woodhouse, A.; Jackson, S. L.; Jamieson, R. A.; Newton, R. J.; Sexton, P. F. and Aze, T. (2021). Adaptive ecological niche migration does not negate extinction susceptibility. Scientific reports, 11(1), article no. 15411.

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Hull, P. M.; Bornemann, A.; Penman, D.; Henehan, M. J.; Norris, R. D.; Wilson, P. A.; Blum, P.; Alegret, L.; Batenburg, S.; Bown, P. R.; Bralower, T. J.; Cournede, C.; Deutsch, A.; Donner, B.; Friedrich, O.; Jehle, S.; Kim, H.; Kroon, D.; Lippert, P.; Loroch, D.; Moebius, I.; Moriya, K.; Peppe, D. J.; Ravizza, D. E.; Röhl, U.; Schueth, J. D.; Sepúlveda, J.; Sexton, P.; Sibert, E.; Śliwińska, K. K.; Summons, R. E.; Thomas, E.; Westerhold, T.; Whiteside, T. J.; Yamaguchi, T. and Zachos, J. C. (2020). On impact and volcanism across the Cretaceous-Paleogene boundary. Science, 367(6475) pp. 266–272.

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Anagnostou, E.; John, E. H.; Babila, T. L.; Sexton, P. F.; Ridgwell, A.; Lunt, D. J.; Pearson, P. N.; Chalk, T. B.; Pancost, R. D. and Foster, G. L. (2020). Proxy evidence for state-dependence of climate sensitivity in the Eocene greenhouse. Nature Communications, 11, article no. 4436.

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Mcintyre, Andrew; Sexton, Philip and Anand, Pallavi (2019). Reconstructing the structure of Atlantic Ocean circulation during early-middle Eocene extreme climatic warmth. In: 13th International Conference on Paleoceanography, 2-6 Sep 2019, Sydney, Australia.

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Leutert, Thomas J.; Sexton, Philip; Tripati, Aradhna; Piasecki, Alison; Ling Ho, Sze and Meckler, A. Nele (2019). Sensitivity of clumped isotope temperatures in fossil benthic and planktic foraminifera to diagenetic alteration. Geochimica et Cosmochimica Acta, 257 pp. 354–372.

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Remmelzwaal, Serginio R.C.; Dixon, Sophie; Parkinson, Ian J.; Schmidt, Daniela N.; Monteiro, Fanny M.; Sexton, Philip; Fehr, Manuela A.; Peacock, Caroline; Donnadieu, Yannick and James, Rachael H. (2019). Investigating ocean deoxygenation during the PETM through the Cr isotopic signature of foraminifera. Paleoceanography and Paleoclimatology, 34(6) pp. 917–929.

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Badger, Marcus; Chalk, Thomas B; Foster, Gavin L; Bown, Paul R; Gibbs, Samantha J; Sexton, Philip; Schmidt, Daniela N; Pälike, Heiko; Mackensen, A and Pancost, Richard D (2019). Insensitivity of alkenone carbon isotopes to atmospheric CO₂ at low to moderate CO₂ levels. Climate of the Past, 15 pp. 539–554.

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Nilsson-Kerr, K.; Anand, P.; Sexton, P. F.; Leng, M. J.; Misra, S.; Clemens, S. C. and Hammond, S. J. (2019). Role of Asian summer monsoon subsystems in the inter-hemispheric progression of deglaciation. Nature Geoscience, 12 pp. 290–295.

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Boulila, Slah; Vahlenkamp, Maximilian; De Vleeschouwer, David; Laskar, Jacques; Yamamoto, Yuhji; Pälike, Heiko; Kirtland-Turner, Sandra; Sexton, Philip F.; Westerhold, Thomas and Röhl, Ursula (2018). Towards a robust and consistent middle Eocene astronomical timescale. Earth and Planetary Science Letters, 486 pp. 94–107.

Batenburg, Sietske J.; Friedrich, Oliver; Moriya, Kazuyoshi; Voigt, Silke; Cournède, Cécile; Möbius, Iris; Blum, Peter; Bornemann, André; Fiebig, Jens; Hasegawa, Takashi; Hull, Pincelli M.; Norris, Richard D.; Röhl, Ursula; Sexton, Philip F.; Westerhold, Thomas; Wilson, Paul A. and IODP, Expedition (2018). Late Maastrichtian carbon isotope stratigraphy and cyclostratigraphy of the Newfoundland Margin (Site U1403, IODP Expedition 342). Newsletters on Stratigraphy, 51(2) pp. 245–260.

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Vahlenkamp, Maximilian; Niezgodzki, Igor; De Vleeschouwer, David; Bickert, Torsten; Harper, Dustin; Kirtland Turner, Sandra; Lohmann, Gerrit; Sexton, Philip; Zachos, James and Pälike, Heiko (2018). Astronomically paced changes in overturning circulation in the Western North Atlantic during the middle Eocene. Earth and Planetary Science Letters, 484 pp. 329–340.

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Chalk, Thomas B.; Hain, Mathis P.; Foster, Gavin L.; Rohling, Eelco J.; Sexton, Philip F.; Badger, Marcus P.; Cherry, Soraya G.; Hasenfratz, Adam P.; Haug, Gerald H.; Jaccard, Samuel L.; Martínez-García, Alfredo; Pälike, Heiko; Pancost, Richard D. and Wilson, Paul A. (2017). Causes of ice-age intensification across the Mid-Pleistocene Transition. Proceedings of the National Academy of Sciences of the United States of America, 114 pp. 13114–13119.

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Gutjahr, Marcus; Foster, Gavin and Sexton, Philip (2017). Volcanic emissions caused the warmest period in past 56m years – new study.

Boyle, Patrick R.; Romans, Brian W.; Tucholke, Brian E.; Norris, Richard D.; Swift, Stephen A. and Sexton, Philip F. (2016). Cenozoic North Atlantic deep circulation history recorded in contourite drifts, offshore Newfoundland, Canada. Marine Geology, 385 pp. 185–203.

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Salmon, Kate H.; Anand, Pallavi; Sexton, Philip F. and Conte, Maureen (2016). Calcification and growth processes in planktonic foraminifera complicate the use of B/Ca and U/Ca as carbonate chemistry proxies. Earth and Planetary Science Letters, 449 pp. 372–381.

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Penman, Donald E.; Kirtland-Turner, Sandra; Sexton, Philip F.; Norris, Richard D.; Dickson, Alexander J.; Boulila, Slah; Ridgwell, Andy; Zeebe, Richard E.; Zachos, James C.; Cameron, Adele; Westerhold, Thomas and Röhl, Ursula (2016). An abyssal carbonate compensation depth overshoot in the aftermath of the Palaeocene–Eocene Thermal Maximum. Nature Geoscience, 9 pp. 575–580.

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Pancost, Richard D.; Badger, Marcus P. S.; Chalk, Thomas B.; Foster, Gavin L.; Bown, Paul R.; Gibbs, Samantha J.; Sexton, Philip F.; Pälike, Heiko and Mackensen, Andreas (2015). Low sensitivity of Alkenone carbon isotopes to atmospheric CO2 during the Plio-Pleistocene. In: Goldschmidt Abstracts, article no. 2390.

Moebius, Iris; Friedrich, Oliver; Edgar, Kirsty M. and Sexton, Philip F. (2015). Episodes of intensified biological productivity in the subtropical Atlantic Ocean during the termination of the Middle Eocene Climatic Optimum (MECO). Paleoceanography, 30(8) pp. 1041–1058.

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Friedrich, O.; Norris, R. D.; Wilson, P. A.; Opdyke, B. N. and workshop participants (2015). Newfoundland Neogene sediment drifts: transition from the Paleogene greenhouse to the modern icehouse. Scientific Drilling, 19 pp. 39–42.

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Martinez-Botí, M. A.; Foster, G. L.; Chalk, T. B.; Rohling, E. J.; Sexton, P. F.; Lunt, D. J.; Pancost, R. D.; Badger, M. P. S. and Schmidt, D. N. (2015). Plio-Pleistocene climate sensitivity evaluated using high-resolution CO₂ records. Nature, 518(7537) pp. 49–54.

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Salmon, K. H.; Anand, P.; Sexton, P. F. and Conte, M. (2015). Upper ocean mixing controls the seasonality of planktonic foraminifer fluxes and associated strength of the carbonate pump in the oligotrophic North Atlantic. Biogeosciences, 12(1) pp. 223–235.

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Badger, Marcus Peter Sebastian; Chalk, Thomas Ben; Foster, Gavin L.; Bown, Paul R.; Gibbs, Samantha; Sexton, Philip F.; Schmidt, Daniela N.; Pälike, Heiko; Mackensen, Andreas and Pancost, Richard D. (2015). Biomarker approaches to greenhouse gas estimations through the Cenozoic: Recent developments and future directions. In: AGU Fall Meeting, 14-18 Dec 2015, San Francisco, California.

Foster, G. L. and Sexton, P. F. (2014). Enhanced carbon dioxide outgassing from the eastern equatorial Atlantic during the last glacial. Geology, 42(11) pp. 1003–1006.

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Kirtland Turner, Sandra; Sexton, Philip; Charles, Christopher D. and Norris, Richard D. (2014). Persistence of carbon release events through the peak of early Eocene global warmth. Nature Geoscience, 7(10) pp. 748–751.

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Kemp, David B. and Sexton, Philip F. (2014). Timescale uncertainty of abrupt events in the geologic record arising from unsteady sedimentation. Geology, 42(10) pp. 891–894.

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Hohbein, Michael W.; Sexton, Philip F. and Cartwright, Joseph A. (2013). Onset of North Atlantic Deep Water production coincident with inception of the Cenozoic global cooling trend: Reply. Geology, 41(9) e292.

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Sexton, Philip; Bown, Paul R. and Liebrand, Diederik (2013). Expedition 342: Paleogene Newfoundland Sediment Drifts. Integrated Ocean Drilling Program: UK Newsletter, 38 pp. 2–7.

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Edgar, K. M.; Bohaty, S. M.; Gibbs, S. J.; Sexton, P. F.; Norris, R. D. and Wilson, P. A. (2013). Symbiont ‘bleaching’ in planktic foraminifera during the Middle Eocene Climatic Optimum. Geology, 41(1) pp. 15–18.

Dixon, Sophie; Parkinson, Ian; Sexton, Philip; Fehr, Manuela; Peacock, Caroline and James, Rachael (2013). Ocean redox across the PETM: stable Cr isotopes in planktic foraminifera. In: Geochemistry Group RiP meeting 2013, 14 Mar 2013, Milton Keynes.

Norris, Richard D.; Wilson, Paul A.; Blum, Peter; Fehr, Annick; Agnini, Claudia; Bornemann, André; Boulila, Slah; Brown, Paul R.; Cournede, Cecile; Friedrich, Oliver; Ghosh, Amit Kumar; Hollis, Christopher J.; Hull, Pincelli M.; Jo, Kyoungnam; Junium, Christopher K.; Kaneko, Masanori; Liebrand, Diederik; Lippert, Peter C.; Liu, Zhonghui; Matsui, Hiroki; Moriya, Kazuyoshi; Nishi, Hiroshi; Opdyke, Bradley N.; Penman, Donald; Romans, Brian; Scher, Howie D.; Sexton, Philip; Takagi, Haruka; Turner, Sandra Kirtland; Whiteside, Jessica H.; Yamaguchi, Tatsuhiko and Yamamoto, Yuhji (2012). Paleogene Newfoundland sediment drifts. Integrated Ocean Drilling Program Expedition 342, Prelim Rep. La Jolla, CA: Integrated Ocean Drilling Program Management International, Inc..

Sexton, Philip F. and Barker, Stephen (2012). Onset of ‘Pacific-style’ deep-sea sedimentary carbonate cycles at the mid-Pleistocene transition. Earth and Planetary Science Letters, 321-322 pp. 81–94.

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Hohbein, Michael W.; Sexton, Philip F. and Cartwright, Joseph A. (2012). Onset of North Atlantic Deep Water production coincident with inception of the Cenozoic global cooling trend. Geology, 40(3) pp. 255–258.

Dixon, Sophie K.; Parkinson, Ian J.; Sexton, Philip; Fehr, Manuela; James, Rachael Helen and Peacock, Caroline (2012). Tracking changes in ocean redox during the PETM using stable chromium isotopes. In: AGU Fall Meeting, 3-7 Dec 2012, San Francisco, CA, USA.

Sexton, Philip F. and Norris, Richard D. (2011). High latitude regulation of low latitude thermocline ventilation and planktic foraminifer populations across glacial-interglacial cycles. Earth and Planetary Science Letters, 311(1-2) pp. 69–81.

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Sexton, Philip F.; Norris, Richard D.; Wilson, Paul A.; Pälike, Heiko; Westerhold, Thomas; Röhl, Ursula; Bolton, Clara T. and Gibbs, Samantha (2011). Eocene global warming events driven by ventilation of oceanic dissolved organic carbon. Nature, 471 pp. 349–352.

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Edgar, K. M.; Wilson, P. A.; Sexton, P. F.; Gibbs, S. J.; Roberts, A. P. and Norris, R. D. (2010). New biostratigraphic, magnetostratigraphic and isotopic insights into the Middle Eocene Climatic Optimum in low latitudes. Palaeogeography, Palaeoclimatology, Palaeoecology, 297(3-4) pp. 670–682.

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Sexton, Philip F. and Wilson, Paul A. (2009). Preservation of benthic foraminifera and reliability of deep-sea temperature records: Importance of sedimentation rates, lithology, and the need to examine test wall structure. Paleoceanography, 24 PA2208.

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Sexton, Philip F. and Norris, Richard D. (2008). Dispersal and biogeography of marine plankton: Long-distance dispersal of the foraminifer Truncorotalia truncatulinoides. Geology, 36(11) pp. 899–902.

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Coxall, Helen K.; Wilson, Paul A.; Pearson, Paul N. and Sexton, Philip F. (2007). Iterative evolution of digitate planktonic foraminifera. Paleobiology, 33(4) pp. 495–516.

Edgar, Kirsty M.; Wilson, Paul A.; Sexton, Philip F. and Suganuma, Yusuke (2007). No extreme bipolar glaciation during the main Eocene calcite compensation shift. Nature, 448 pp. 908–911.

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Sexton, Philip F.; Wilson, Paul A. and Pearson, Paul N. (2006). Microstructural and geochemical perspectives on planktic foraminiferal preservation: “Glassy” versus “Frosty”. Geochemistry Geophysics Geosystems, 7(12) Q12P19.

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Sexton, Philip F.; Wilson, Paul A. and Pearson, Paul N. (2006). Palaeoecology of late middle Eocene planktic foraminifera and evolutionary implications. Marine Micropaleontology, 60(1) pp. 1–16.

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Sexton, Philip F; Wilson, Paul A. and Norris, Richard D. (2006). Testing the Cenozoic multisite composite δ¹⁸O and δ¹³C curves: new monospecific Eocene records from a single locality, Demerara Rise (Ocean Drilling Program Leg 207). Paleoceanography, 21 PA2019.

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Danelian, Taniel; Le Callonec, Laurence; Erbacher, Jochen; Mosher, David C.; Malone, Mitchell J.; Berti, Debora; Bice, Karen L.; Bostock, Helen; Brumsack, Hans-Jurgen; Forster, Astrid; Heidersdorf, Felix; Henderiks, Jorijntje; Janecek, Thomas J.; Junium, Christopher; Macleod, Ken; Meyers, Philip A.; Mutterlose, Jorg H.; Nishi, Hiroshi; Norris, Richard D.; Ogg, James G.; O’Regan, Matthew A.; Rea, Brice; Sexton, Philip; Sturt-Fredricks, Helen; Suganuma, Yusuke; Thurow, Jurgen W.; Wilson, Paul A.; Wise, Sherwood W. and Glatz, Catherine (2005). Preliminary results on Cretaceous-Tertiary tropical Atlantic pelagic sedimentation (Demerara Rise, ODP Leg 207). Comptes Rendus Geoscience, 337(6) pp. 609–616.

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