Browse by Current Cardiff authors

Starr, Adrian, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Nederbragt, Alexandra, Owen, Lindsey and Hemming, Sidney R. 2025. Shifting Antarctic Circumpolar Current south of Africa over the past 1.9 million years. Science Advances 11 (1) 10.1126/sciadv.adp1692

Xu, Chen, Jurikova, Hana, Nuber, Sophie, Steele, Robert C. J., Trudgill, Molly, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Lear, Caroline H. ORCID: https://orcid.org/0000-0002-7533-4430, Burke, Andrea and Rae, James 2024. A rapid, simple, and low-blank pumped ion-exchange column chromatography technique for boron purification from carbonate and seawater matrices. Geochemistry, Geophysics, Geosystems 25 (2) , e2023GC011228. 10.1029/2023gc011228

Wunderling, Nico, von der Heydt, Anna S., Aksenov, Yevgeny, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Bastiaansen, Robbin, Brovkin, Victor, Brunetti, Maura, Couplet, Victor, Kleinen, Thomas, Lear, Caroline H. ORCID: https://orcid.org/0000-0002-7533-4430, Lohmann, Johannes, Roman-Cuesta, Rosa Maria, Sinet, Sacha, Swingedouw, Didier, Winkelmann, Ricarda, Anand, Pallavi, Barichivich, Jonathan, Bathiany, Sebastian, Baudena, Mara, Bruun, John T., Chiessi, Cristiano M., Coxall, Helen K., Docquier, David, Donges, Jonathan F., Falkena, Swinda K. J., Klose, Ann Kristin, Obura, David, Rocha, Juan, Rynders, Stefanie, Steinert, Norman Julius and Willeit, Matteo 2024. Climate tipping point interactions and cascades: a review. Earth System Dynamics 15 (1) , pp. 41-74. 10.5194/esd-15-41-2024

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Knorr, Gregor 2023. A systematic role for extreme ocean-atmosphere oscillations in the development of glacial conditions since the Mid Pleistocene transition. Paleoceanography and Paleoclimatology 38 (12) , e2023PA004690. 10.1029/2023PA004690

Nuber, Sophie, Rae, James W. B., Zhang, Xu, Andersen, Morten B. ORCID: https://orcid.org/0000-0002-3130-9794, Dumont, Matthew D., Mithan, Huw T., Sun, Yuchen, De Boer, Bas, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419 and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2023. Indian Ocean salinity build-up primes deglacial ocean circulation recovery. Nature 617 , pp. 306-311. 10.1038/s41586-023-05866-3

You, Defang, Stein, Ruediger, Fahl, Kirsten, Williams, Maricel C., Schmidt, Daniela N., McCave, Ian Nicholas, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Schefuß, Enno, Niu, Lu, Kuhn, Gerhard and Niessen, Frank 2023. Last deglacial abrupt climate changes caused by meltwater pulses in the Labrador Sea. Communications Earth & Environment 4 (1) , 81. 10.1038/s43247-023-00743-3

Bromley, Gordon, Putnam, Aaron, Hall, Brenda, Rademaker, Kurt, Thomas, Holly, Balter-Kennedy, Allie, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Rice, Donald 2023. Lateglacial shifts in seasonality reconcile conflicting North Atlantic temperature signals. Journal of Geophysical Research. Earth Surface 128 (1) , e2022JF006951. 10.1029/2022JF006951

Menking, James A., Shackleton, Sarah A., Bauska, Thomas K., Buffen, Aron M., Brook, Edward J., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Severinghaus, Jeffrey P., Dyonisius, Michael N. and Petrenko, Vasilii V. 2022. Multiple carbon cycle mechanisms associated with the glaciation of Marine Isotope Stage 4. Nature Communications 13 (1) , 5443. 10.1038/s41467-022-33166-3

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Starr, Aidan, van der Lubbe, Jeroen, Doughty, Alice, Knorr, Gregor, Conn, Stephen, Lordsmith, Sian, Owen, Lindsey, Nederbragt, Alexandra, Hemming, Sidney, Hall, Ian ORCID: https://orcid.org/0000-0001-6960-1419, Levay, Leah, Berke, M. A., Brentegani, L., Caley, T., Cartagena-Sierra, A., Charles, C. D., Coenen, J. J., Crespin, J. G., Franzese, A. M., Gruetzner, J., Han, X., Hines, S. K. V., Jimenez Espejo, F. J., Just, J., Koutsodendris, A., Kubota, K., Lathika, N., Norris, R. D., Periera dos Santos, T., Robinson, R., Rolison, J. M., Simon, M. H., Tangunan, D., Yamane, M. and Zhang, H. 2022. Persistent influence of precession on northern ice sheet variability since the early Pleistocene. Science 376 (6596) , pp. 961-967. 10.1126/science.abm4033

Sun, Yuchen, Knorr, Gregor, Zhang, Xu, Tarasov, Lev, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Werner, Martin and Lohmann, Gerrit 2022. Ice sheet decline and rising atmospheric CO2 control AMOC sensitivity to deglacial meltwater discharge. Global and Planetary Change 210 , 103755. 10.1016/j.gloplacha.2022.103755

Knorr, Gregor, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Zhang, Xu, Lohmann, Gerrit, Gong, Xun, Gierz, Paul, Stepanek, Christian and Stap, Lennert B. 2021. A salty deep ocean as a prerequisite for glacial termination. Nature Geoscience 14 (12) , 930–936. 10.1038/s41561-021-00857-3

Zhang, Xu, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Knorr, Gregor, Lohmann, Gerrit, Drysdale, Russell, Sun, Youbin, Hodell, David and Chen, Fahu 2021. Direct astronomical influence on abrupt climate variability. Nature Geoscience 14 , 819–826. 10.1038/s41561-021-00846-6

van der Lubbe, H. J. L., Hall, I. R. ORCID: https://orcid.org/0000-0001-6960-1419, Barker, S. ORCID: https://orcid.org/0000-0001-7870-6431, Hemming, S. R., Baars, T. F., Starr, A., Just, J., Backeberg, B. C. and Joordens, J. C. A. 2021. Indo-Pacific Walker circulation drove Pleistocene African aridification. Nature 598 (7882) , pp. 618-623. 10.1038/s41586-021-03896-3

Cartagena-Sierra, Alejandra, Berke, Melissa A., Robinson, Rebecca S., Marcks, Basia, Castañeda, Isla S., Starr, Aidan, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Hemming, Sidney R., LeVay, Leah J., Expedition 361 Scientific Party and Barker, Stephen R. ORCID: https://orcid.org/0000-0001-7870-6431 2021. Latitudinal migrations of the subtropical front at the Agulhas Plateau through the mid-Pleistocene Transition. Paleoceanography and Paleoclimatology 36 (7) , e2020PA004084. 10.1029/2020PA004084

Doughty, Alice M., Kaplan, Michael R., Peltier, Carly and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2021. A maximum in global glacier extent during MIS 4. Quaternary Science Reviews 261 , 106948. 10.1016/j.quascirev.2021.106948

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Zhang, Xu, Jonkers, Lukas, Lordsmith, Sian, Conn, Stephen and Knorr, Gregor 2021. Strengthening Atlantic inflow across the mid-pleistocene transition. Paleoceanography and Paleoclimatology 36 (4) , e2020PA004200. 10.1029/2020PA004200

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Knorr, Gregor 2021. Millennial scale feedbacks determine the shape and rapidity of glacial termination. Nature Communications 12 , 2273. 10.1038/s41467-021-22388-6

Starr, Aidan, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Rackow, Thomas, Zhang, Xu, Hemming, Sidney R., van der Lubbe, H. J. L., Knorr, Gregor, Berke, Melissa A., Bigg, Grant R., Cartagena, Alejandra, Jiménez-Espejo, Francisco, Gong, Xun, Gruetzner, Jens, Lathika, Nambiyathodi, LeVay, Leah J., Robinson, Rebecca S., Ziegler, Martin and Exp. 361 Science Party 2021. Antarctic icebergs reorganise ocean circulation during pleistocene glacials. Nature 589 , pp. 236-241. 10.1038/s41586-020-03094-7

Simon, Margit H., Ziegler, Martin, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, van der Meer, Marcel T. J., Schouten, Stefan and Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419 2020. A late Pleistocene dataset of Agulhas Current variability. Scientific Data 7 (1) , 385. 10.1038/s41597-020-00689-7

Just, J., Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Hemming, Sidney R., LeVay, Leah J., Barker, Stephen R. ORCID: https://orcid.org/0000-0001-7870-6431, Berke, Melissa A., Brentegani, Luna, Caley, Thibaut, Catagena-Sierra, Alejandra, Charles, Christopher D., Coenen, Jason J., Crespin, Julien G., Franzese, Allison M., Gruetzner, Jens, Han, Xibin, Hines, Sophia K. V., Jimenez Espejo, Francisco J., Just, Janna, Koutsodendris, Andreas, Kubota, Kaoru, Lathika, Nambiyathodi, Norris, Richard D., dos Santos, Thiago Pereira, Robinson, Rebecca, Rolison, John M., Simon, Margit H., Tangunan, Deborah, van der Lubbe, Jeroen J. L., Yamane, Masako, Zhang, Hucai and Rooks-Cast, Nina 2020. Data report: evaluation of shipboard magnetostratigraphy by alternating field demagnetization of discrete samples, Expedition 361, Site U1475. Proceedings of the International Ocean Discovery Program 361 10.14379/iodp.proc.361.202.2020

Babin, Daniel P., Franzese, Allison M., Hemming, Sidney R., Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, LeVay, Leah J., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Tejeda, Luis and Simon, Margit H. 2020. Data report: X-ray fluorescence core scanning of IODP Site U1474 sediments, Natal Valley, southwest Indian Ocean, Expedition 361. 361 10.14379/iodp.proc.361.201.2020

Wilson, Jamie D., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Edwards, Neil R., Holden, Philip B. and Ridgwell, Andy 2019. Sensitivity of atmospheric CO2 to regional variability in particulate organic matter remineralization depths. Biogeosciences 16 (14) , pp. 2923-2936. 10.5194/bg-16-2923-2019

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Knorr, Gregor, Conn, Stephen, Lordsmith, Sian, Newman, Dhobasheni and Thornalley, David 2019. Early interglacial legacy of deglacial climate instability. Paleoceanography and Paleoclimatology 34 (8) , pp. 1455-1475. 10.1029/2019PA003661

Menking, James A., Brook, Edward J., Shackleton, Sarah A., Severinghaus, Jeffrey P., Dyonisius, Michael N., Petrenko, Vasilii, McConnell, Joseph R., Rhodes, Rachael H., Bauska, Thomas K., Baggenstos, Daniel, Marcott, Shaun and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2019. Spatial pattern of accumulation at Taylor Dome during Marine Isotope Stage 4: stratigraphic constraints from Taylor Glacier. Climate of the Past 15 (4) , pp. 1537-1556. 10.5194/cp-15-1537-2019

Menking, James A., Brook, Edward J., Shackleton, Sarah A., Severinghaus, Jeffrey P., Dyonisius, Michael, Petrenko, Vasilii, McConnell, Joseph R., Rhodes, Rachael H., Bauska, Thomas K., Baggenstos, Daniel, Marcott, Shaun and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2019. Spatial pattern of accumulation at Taylor Dome during the last glacial inception: stratigraphic constraints from Taylor Glacier. Climate of the Past Discussions 15 , pp. 1537-1556. 10.5194/cp-2018-53

Wilson, Jamie D., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Edwards, Neil R., Holden, Philip B. and Ridgwell, Andy 2019. Sensitivity of atmospheric CO2 to regional variability in particulate organic matter re-mineralization depths. Biogeosciences Discussions 16 , pp. 2923-2936. 10.5194/bg-16-2923-2019

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2019. A tribute to Wally Broecker. Eos, Transactions American Geophysical Union 100 10.1029/2019EO121001

Boscolo-Galazzo, Flavia ORCID: https://orcid.org/0000-0002-5146-5321, Crichton, Katherine A., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Pearson, Paul N. ORCID: https://orcid.org/0000-0003-4628-9818 2018. Temperature dependency of metabolic rates in the upper ocean: A positive feedback to global climate change? Global and Planetary Change 170 , pp. 201-212. 10.1016/j.gloplacha.2018.08.017

Tangunan, Deborah N., Baumann, Karl-Heinz, Just, Janna, LeVay, Leah J., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Brentegani, Luna, De Vleeschouwer, David, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Hemming, Sidney and Norris, Richard 2018. The last 1 million years of the extinct genus Discoaster: Plio–Pleistocene environment and productivity at Site U1476 (Mozambique Channel). Palaeogeography, Palaeoclimatology, Palaeoecology 505 , pp. 187-197. 10.1016/j.palaeo.2018.05.043

Hodell, D.A., Greaves, M.J., McCave, I.N. and Barker, S. ORCID: https://orcid.org/0000-0001-7870-6431 2018. Chemistry of oceans past and present: a special issue in tribute to Harry Elderfield, FRS (1943-2016). Geochimica et Cosmochimica Acta 236 , pp. 1-4. 10.1016/j.gca.2018.06.001

Köhler, Peter, Knorr, Gregor, Stap, Lennert B., Ganoposlky, Andrey, de Boer, Bas, van de Wal, Roderik S. W., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Rüpke, Lars H. 2018. The effect of obliquity-driven changes on paleoclimate sensitivity during the late Pleistocene. Geophysical Research Letters 45 (13) , pp. 6661-6671. 10.1029/2018GL077717

Pedro, Joel B., Jochum, Markus, Buizert, Christo, He, Feng, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Rasmussen, Sune O. 2018. Beyond the bipolar seesaw: toward a process understanding of interhemispheric coupling. Quaternary Science Reviews 192 , pp. 27-46. 10.1016/j.quascirev.2018.05.005

Hasenclever, Jörg, Knorr, Gregor, Rüpke, Lars H., Köhler, Peter, Morgan, Jason, Garofalo, Kristin, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Lohmann, Gerrit and Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419 2017. Sea level fall during glaciation stabilized atmospheric CO2 by enhanced volcanic degassing. Nature Communications 8 , 15867. 10.1038/ncomms15867

Zhang, Xu, Knorr, Gregor, Lohmann, Gerrit and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2017. Abrupt North Atlantic circulation changes in response to gradual CO2 forcing in a glacial climate state. Nature Geoscience 10 , pp. 518-523. 10.1038/ngeo2974

Deaney, Emily L, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Van de Flierdt, Tina 2017. Timing and nature of AMOC recovery across Termination 2 and magnitude of deglacial CO2 change. Nature Communications 8 , 14595. 10.1038/NCOMMS14595

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Knorr, Gregor 2016. A paleo-perspective on the AMOC as a tipping element. PAGES Magazine 24 (1) , pp. 14-15.

Diz, Paula and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2016. Approaches and constraints to the reconstruction of palaeoproductivity from Cape Basin abyssal benthic foraminifera (South Atlantic). Journal of Micropalaeontology 35 , pp. 195-204. 10.1144/jmpaleo2015-045

Yu, J., Menviel, L., Jin, Z. D., Thornalley, D. J. R., Barker, S. ORCID: https://orcid.org/0000-0001-7870-6431, Marino, G., Rohling, E. J., Cai, Y., Zhang, F., Wang, X., Dai, Y., Chen, P. and Broecker, W. S. 2016. Sequestration of carbon in the deep Atlantic during the last glaciation. Nature Geoscience 9 (4) , pp. 319-324. 10.1038/ngeo2657

Hoogakker, B. A. A., Thornalley, D. J. R. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2016. Millennial changes in North Atlantic oxygen concentrations. Biogeosciences 13 (1) , pp. 211-221. 10.5194/bg-13-211-2016

Hoogakker, B. A. A., Thornalley, D. J. R. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2016. Millennial changes in North Atlantic oxygen concentrations. Biogeosciences Discussions 12 (15) , pp. 12947-12973. 10.5194/bgd-12-12947-2015

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2016. Dissolution of deep-sea carbonates. Elias, Scott A., ed. Reference Module in Earth Systems and Environmental Sciences, Elsevier, (10.1016/B978-0-12-409548-9.09717-7)

Simon, Margit H., Ziegler, Martin, Bosmans, Joyce, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Reason, Chris J.C. and Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419 2015. Eastern South African hydroclimate over the past 270,000 years. Scientific Reports 5 , p. 18153. 10.1038/srep18153

Jonkers, Lukas ORCID: https://orcid.org/0000-0002-0253-2639, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Hall, Ian Richard ORCID: https://orcid.org/0000-0001-6960-1419 and Prins, Maarten 2015. Correcting for the influence of ice-rafted detritus on grain size-based paleocurrent speed estimates. Paleoceanography 30 (10) , pp. 1347-1357. 10.1002/2015PA002830

Simon, Margit H., Gong, Xun ORCID: https://orcid.org/0000-0001-9308-4431, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Ziegler, Martin, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Knorr, Gregor, van der Meer, Marcel T. J., Kasper, Sebastian and Schouten, Stefan 2015. Salt exchange in the Indian-Atlantic Ocean Gateway since the LGM: A compensating effect between Agulhas Current changes and salinity variations? Paleoceanography 30 (10) 10.1002/2015PA002842

Wilson, J. D., Ridgwell, A. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2015. Can organic matter flux profiles be diagnosed using remineralisation rates derived from observed tracers and modelled ocean transport rates? Biogeosciences 12 (18) , pp. 5547-5562. 10.5194/bg-12-5547-2015

Wilson, Jamie D., Ridgwell, A. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2015. Can organic matter flux profiles be diagnosed using remineralisation rates derived from observed tracers and modelled ocean transport rates? Biogeosciences Discussions 12 (6) , pp. 4557-4593. 10.5194/bgd-12-4557-2015

Moffa-Sanchez, Paola, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Thornalley, David J.R., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Stewart, Connor 2015. Changes in the strength of the Nordic Seas Overflows over the past 3000 years. Quaternary Science Reviews 123 , pp. 134-143. 10.1016/j.quascirev.2015.06.007

Thornalley, D. J. R., Bauch, H. A., Gebbie, G., Guo, W., Ziegler, M., Bernasconi, S. M., Barker, S. ORCID: https://orcid.org/0000-0001-7870-6431, Skinner, L. C. and Yu, J. 2015. A warm and poorly ventilated deep Arctic Mediterranean during the last glacial period. Science 349 (6249) , pp. 706-710. 10.1126/science.aaa9554

Diz, Paula and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2015. Linkages between rapid climate variability and deep-sea benthic foraminifera in the deep Subantarctic South Atlantic during the last 95 kyr. Paleoceanography 30 (6) , pp. 601-611. 10.1002/2015PA002784

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Chen, James, Gong, Xun ORCID: https://orcid.org/0000-0001-9308-4431, Jonkers, Lukas ORCID: https://orcid.org/0000-0002-0253-2639, Knorr, Gregor and Thornalley, David 2015. Icebergs not the trigger for North Atlantic cold events. Nature 520 (7547) , pp. 333-336. 10.1038/nature14330

Schaefer, Joerg M., Putnam, Aaron E., Denton, George H., Kaplan, Michael R., Birkel, Sean, Doughty, Alice M., Kelley, Sam, Barrell, David J.A., Finkel, Robert C., Winckler, Gisela, Anderson, Robert F., Ninneman, Ulysses S., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Schwartz, Roseanne, Andersen, Bjorn G. and Schluechter, Christian 2015. The Southern Glacial Maximum 65,000 years ago and its unfinished termination. Quaternary Science Reviews 114 , pp. 52-60. 10.1016/j.quascirev.2015.02.009

Anderson, Robert F., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Fleisher, Martin, Gersonde, Rainer, Goldstein, Steven L., Kuhn, Gerhard, Mortyn, P. Graham, Pahnke, Katharina and Sachs, Julian P. 2014. Biological response to millennial variability of dust and nutrient supply in the Subantarctic South Atlantic Ocean. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 372 (2019) , 20130054. 10.1098/rsta.2013.0054

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Diz, Paula 2014. Timing of the descent into the last ice age determined by the bipolar seesaw. Paleoceanography 29 (6) , pp. 489-507. 10.1002/2014PA002623

Moffa Sanchez, Paola, Born, Andreas, Hall, Ian R. ORCID: https://orcid.org/0000-0001-6960-1419, Thornalley, David J.R. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2014. Solar forcing of North Atlantic surface temperature and salinity over the past millennium. Nature Geoscience 7 , pp. 275-278. 10.1038/ngeo2094

Moffa Sanchez, Paola, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Thornalley, David J. R. and Yashayaev, Igor 2014. Surface changes in the Eastern Labrador Sea around the onset of the Little Ice Age. Paleoceanography and Paleoclimatology 29 (3) , pp. 160-175. 10.1002/2013PA002523

Simon, Margit H., Arthur, Kristina L., Hall, Ian Richard ORCID: https://orcid.org/0000-0001-6960-1419, Peeters, Frank J. C., Loveday, Benjamin R., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Ziegler, Martin and Zahn, Rainer 2013. Millennial-scale Agulhas Current variability and its implications for salt-leakage through the Indian-Atlantic Ocean gateway. Earth and Planetary Science Letters 383 , pp. 101-112. 10.1016/j.epsl.2013.09.035

Griffiths, James D., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Hendry, Katharine Rosemary, Thornalley, David J. R., van de Flierdt, Tina, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419 and Anderson, Robert F. 2013. Evidence of silicic acid leakage to the tropical Atlantic via Antarctic intermediate water during marine isotope stage 4. Paleoceanography 28 (2) , pp. 307-318. 10.1002/palo.20030

Thornalley, David J. R., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Becker, Julia, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419 and Knorr, Gregor 2013. Abrupt changes in deep Atlantic circulation during the transition to full glacial conditions. Paleoceanography 28 (2) , pp. 253-262. 10.1002/palo.20025

Skinner, L. C., Scrivner, A. E., Vance, D., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Fallon, S. and Waelbroeck, C. 2013. North Atlantic versus Southern Ocean contributions to a deglacial surge in deep ocean ventilation. Geology 41 (6) , pp. 667-670. 10.1130/G34133.1

Ziegler, Martin, Simon, Margit H., Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Stringer, Chris and Zahn, Rainer 2013. Development of Middle Stone Age innovation linked to rapid climate change. Nature Communications 4 , 1905. 10.1038/ncomms2897

Honisch, B., Ridgwell, A., Schmidt, D. N., Thomas, E., Gibbs, S. J., Sluijs, A., Zeebe, R., Kump, L., Martindale, R. C., Greene, S. E., Kiessling, W., Ries, J., Zachos, J. C., Royer, D. L., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Marchitto, T. M., Moyer, R., Pelejero, C., Ziveri, P., Foster, G. L. and Williams, B. 2012. The Geological Record of Ocean Acidification. Science 335 (6072) , pp. 1058-1063. 10.1126/science.1208277

Parrenin, F., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Blunier, T., Chappellaz, J., Jouzel, J., Landais, A., Masson-Delmotte, V., Schwander, J. and Veres, D. 2012. On the gas-ice depth difference (Δdepth) along the EPICA Dome C ice core. Climate of the Past Discussions 8 (2) , pp. 1089-1131. 10.5194/cpd-8-1089-2012

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Ridgwell, Andy 2012. Ocean Acidification. Nature Education Knowledge 3 (10) , 21.

Wilson, Jamie D., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Ridgwell, A. 2012. Assessment of the spatial variability in particulate organic matter and mineral sinking fluxes in the ocean interior: Implications for the ballast hypothesis. Global Biogeochemical Cycles 26 (4) , GB4011. 10.1029/2012GB004398

Parrenin, F., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Blunier, T., Chappellaz, J., Jouzel, J., Landais, A., Masson-Delmotte, V., Schwander, J. and Veres, D. 2012. On the gas-ice depth difference (Δdepth) along the EPICA Dome C ice core. Climate of the Past 8 (4) , pp. 1239-1255. 10.5194/cp-8-1239-2012

Sexton, Philip F. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2012. Onset of 'Pacific-style' deep-sea sedimentary carbonate cycles at the mid-Pleistocene transition. Earth and Planetary Science Letters 321-22 , pp. 81-94. 10.1016/j.epsl.2011.12.043

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Knorr, Gregor, Edwards, R. Lawrence, Parrenin, Frédéric, Putnam, Aaron. E., Skinner, Luke C., Wolff, Eric and Ziegler, Martin 2011. 800,000 years of abrupt climate variability. Science 334 (6054) , pp. 347-351. 10.1126/science.1203580

Thornalley, David J. R., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Broecker, Wallace S., Elderfield, Henry and McCave, I. Nick 2011. The deglacial evolution of North Atlantic deep convection. Science 331 (6014) , pp. 202-205. 10.1126/science.1196812

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Knorr, Gregor, Vautravers, Maryline J., Diz Ferreiro, Paula and Skinner, Luke C. 2010. Extreme deepening of the Atlantic overturning circulation during deglaciation. Nature Geoscience 3 (8) , pp. 567-571. 10.1038/NGEO921

Skinner, L. C., Fallon, S., Waelbroeck, C., Michel, E. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2010. Ventilation of the deep Southern Ocean and deglacial CO2 rise. Science 328 (5982) , pp. 1147-1151. 10.1126/science.1183627

Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Boessenkool, Karin Petra, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, McCave, I. N. and Elderfield, H. 2010. Surface and deep ocean coupling in the subpolar North Atlantic during the last 230 years. Paleoceanography 25 (2) , PA2101. 10.1029/2009PA001886

Elderfield, H., Greaves, M., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Tripati, A., Ferretti, P., Crowhurst, S., Booth, L. and Daunt, C. 2010. A record of bottom water temperature and seawater δ18O for the Southern Ocean over the past 440 kyr based on Mg/Ca of benthic foraminiferal Uvigerina spp. Quaternary Science Reviews 29 (1-2) , pp. 160-169. 10.1016/j.quascirev.2009.07.013

Johnstone, Heather J. H., Schulz, Michael, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Elderfield, Henry 2010. Inside story: An X-ray computed tomography method for assessing dissolution in the tests of planktonic foraminifera. Marine Micropaleontology 77 (1-2) , pp. 58-70. 10.1016/j.marmicro.2010.07.004

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Diz Ferreiro, Paula, Van De Flierdt, T., Vautravers, M. J., Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419, Broecker, W. S. and Knorr, Gregor 2009. Enhanced Atlantic Merdional Overturning Circulation during pronounced interstadials. Geochimica Et Cosmochimica Acta 73 (13s) , A90-A90. 10.1016/j.gca.2009.05.002

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Diz Ferreiro, Paula, Vautravers, Maryline J., Pike, Jennifer ORCID: https://orcid.org/0000-0001-9415-6003, Knorr, Gregor, Hall, Ian Robert ORCID: https://orcid.org/0000-0001-6960-1419 and Broecker, Wallace S. 2009. Interhemispheric Atlantic seesaw response during the last deglaciation. Nature 457 (7233) , pp. 1097-1102. 10.1038/nature07770

Waelbroeck, C., Paul, A., Kucera, M., Rosell-Melé, A., Weinelt, M., Schneider, R., Mix, A. C., Abelmann, A., Armand, L., Bard, E., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Barrows, T. T., Benway, H., Cacho, I., Chen, M.-T., Cortijo, E., Crosta, X., de Vernal, A., Dokken, T., Duprat, J., Elderfield, H., Eynaud, F., Gersonde, R., Hayes, A., Henry, M., Hillaire-Marcel, C., Huang, C.-C., Jansen, E., Juggins, S., Kallel, N., Kiefer, T., Kienast, M., Labeyrie, L., Leclaire, H., Londeix, L., Mangin, S., Matthiessen, J., Marret, F., Meland, M., Morey, A. E., Mulitza, S., Pflaumann, U., Pisias, N. G., Radi, T., Rochon, A., Rohling, E. J., Sbaffi, L., Schäfer-Neth, C., Solignac, S., Spero, H., Tachikawa, K. and Turon, J.-L. 2009. Constraints on the magnitude and patterns of ocean cooling at the Last Glacial Maximum. Nature Geoscience 2 (2) , pp. 127-132. 10.1038/ngeo411

Broecker, W., Clark, E. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2008. Near constancy of the Pacific Ocean surface to mid-depth radiocarbon-age difference over the last 20 kyr. Earth and Planetary Science Letters 274 (3-4) , pp. 322-326. 10.1016/j.epsl.2008.07.035

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Broecker, W. S. and Clark, E. 2008. A search for the glacial age C-14 depleted ocean reservoir. Geochimica Et Cosmochimica Acta 72 (12s) , A55-A55. 10.1016/j.gca.2008.05.005

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Knorr, Gregor 2007. Antarctic climate signature in the Greenland ice core record. Proceedings of the National Academy of Sciences 104 (44) , pp. 17278-17282. 10.1073/pnas.0708494104

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Broecker, W., Clark, E. and Hajdas, I. 2007. Radiocarbon age offsets of foraminifera resulting from differential dissolution and fragmentation within the sedimentary bioturbated zone. Paleoceanography 22 (2) , PA2205. 10.1029/2006PA001354

Broecker, W., Clark, E., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Hajdas, I., Bonani, G. and Moreno, E. 2007. Radiocarbon age of late glacial deep water from the equatorial Pacific. Paleoceanography 22 (2) , PA2206. 10.1029/2006PA001359

Broecker, W. S. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2007. Reply to comment by L. D. Stott on "Anomalous radiocarbon ages for foraminifera shells": A correction to the western tropical Pacific MD9821-81 record. Paleoceanography 22 (1) , PA1212. 10.1029/2006PA001393

Rickaby, R. E. M., Bard, E., Sonzogni, C., Rostek, F., Beaufort, L., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Rees, G. and Schrag, D. P. 2007. Coccolith chemistry reveals secular variations in the global ocean carbon cycle? Earth and Planetary Science Letters 253 (1-2) , pp. 83-95. 10.1016/j.epsl.2006.10.016

Schiebel, R., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Lendt, R., Thomas, H. and Bollmann, J. 2007. Planktic foraminiferal dissolution in the twilight zone. Deep-Sea Research. Part II.Topical studies in oceanography 54 (5-7) , pp. 676-686. 10.1016/j.dsr2.2007.01.009

Broecker, W. and Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2007. A 190‰ drop in atmosphere's Δ14C during the “Mystery Interval” (17.5 to 14.5 kyr). Earth and Planetary Science Letters 256 (1-2) , pp. 90-99. 10.1016/j.epsl.2007.01.015

Broecker, Wallace, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Clark, Elizabeth, Hajdas, Irka and Bonani, Georges 2006. Anomalous radiocarbon ages for foraminifera shells. Paleoceanography 21 , PA2008. 10.1029/2005PA001212

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Archer, David, Booth, Linda, Elderfield, Henry, Henderiks, Jorijntje and Rickaby, Rosalind E.M. 2006. Globally increased pelagic carbonate production during the Mid-Brunhes dissolution interval and the CO2 paradox of MIS 11. Quaternary Science Reviews 25 (23-24) , pp. 3278-3293. 10.1016/j.quascirev.2006.07.018

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 2005. The ‘flickering switch’ of late Pleistocene climate change revisited. Geophysical Research Letters 32 (24) , L24703. 10.1029/2005GL024486

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Cacho, Isabel, Benway, Heather and Tachikawa, Kazuyo 2005. Planktonic foraminiferal Mg/Ca as a proxy for past oceanic temperatures: a methodological overview and data compilation for the Last Glacial Maximum. Quaternary Science Reviews 24 (7-9) , pp. 821-834. 10.1016/j.quascirev.2004.07.016

Greaves, Mervyn, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Daunt, C. and Elderfield, H. 2005. Accuracy, standardization, and interlaboratory calibration standards for foraminiferal Mg/Ca thermometry. Geochemistry Geophysics Geosystems 6 (2) , Q02D13. 10.1029/2004GC000790

Broecker, Wallace, Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Clark, Elizabeth, Hajdas, Irka, Bonani, Georges and Stott, Lowell 2004. Ventilation of the Glacial deep Pacific Ocean. Science 306 (5699) , pp. 1169-1172. 10.1126/science.1102293

Rosenthal, Yair, Perron-Cashman, S., Lear, Caroline Helen ORCID: https://orcid.org/0000-0002-7533-4430, Bard, E., Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Billups, K., Bryan, M., Delaney, M. L., deMenocal, P. B., Dwyer, G. S., Elderfield, H., German, C. R., Greaves, M. and Lea, D. W. 2004. Interlaboratory comparison study of Mg/Ca and Sr/Ca measurements in planktonic foraminifera for paleoceanographic research. Geochemistry Geophysics Geosystems 5 (4) , Q04D09. 10.1029/2003GC000650

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Kiefer, T. and Elderfield, H. 2004. Temporal changes in North Atlantic circulation constrained by planktonic foraminiferal shell weights. Paleoceanography 19 (3) , PA3008. 10.1029/2004PA001004

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Greaves, M. and Elderfield, Henry 2003. A study of cleaning procedures used for foraminiferal Mg/Ca paleothermometry. Geochemistry Geophysics Geosystems 4 (9) , pp. 1-20. 10.1029/2003GC000559

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431, Higgins, J. A. and Elderfield, H. 2003. The future of the carbon cycle: review, calcification response, ballast and feedback on atmospheric CO2. Philosophical Transactions of the Royal Society of London Series A: Mathematical and Physical Sciences 361 (1810) , pp. 1977-1999. 10.1098/rsta.2003.1238

Barker, Stephen ORCID: https://orcid.org/0000-0001-7870-6431 and Elderfield, Henry 2002. Foraminiferal calcification response to glacial-interglacial changes in atmospheric CO2. Science 297 (5582) , pp. 833-836. 10.1126/science.1072815