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Date of Birth: 29th December 1982Nationality: BritishSex: FemaleHome Address: 4 Chemin du Pigeonnier

84160, Puyvert, France

Website: http://clarabolton.wordpress.com/

Clara T Boltonbolton@cerege.fr

Curriculum Vitæ

Work Address: Climate Group, CEREGETechnopôle Environnement Arbois-Méditerannée BP80, 13545, Aix enProvence, Cedex 04, France

Telephone: +33 (0)4 42 97 15 72 (work)+33 (0)6 75 15 87 64 (mobile)

EMPLOYMENT

Since Oct 2014: CNRS Researcher (Chargée de Recherche Classe Normale, CRCN), Climate group, CEREGE,Aix-en Provence, France, Maternity leave: Jan-May 2017 and May-Sept 2019.

Nov 2010 - Aug 2014: Post-doctoral researcher, Geology department, Oviedo University, Spain. EuropeanResearch Council (ERC) project: Precedents for Algal Adaptation to Atmospheric CO2: New indicators foreukaryotic algal response to the last 60 million years of CO2 variation. Principal Investigator: H. Stoll

Mar 2010 - May 2010: Visiting researcher, Centre for Advanced Marine Core Research, Kochi University, Japan.Japan Society for the Promotion of Science (JSPS) project: Understanding the Asian Monsoon Through Timeand Space. Project PIs: K. Kodama, A. Roberts & E.J. Rohling

HIGHER EDUCATION

Oct 2006 - Jul 2010: PhD in Paleoceanography, School of Ocean and Earth Science, University ofSouthampton, National Oceanography Centre, UK: Orbital and sub-orbital scale climate variability during thePliocene intensification of northern hemisphere glaciation, Supervisors: P.A. Wilson, S.J. Gibbs & R. Schiebel,Defended Sept 2010

Oct 2001 - Jul 2005: BSc in Oceanography with French (First class Honours, best in graduating year-group),School of Ocean and Earth Science, University of Southampton, National Oceanography Centre, UK

Sep 2003 - Jun 2004: Maîtrise ENVOLH (Environnement et Océanographie Littorale et Hauturière), UniversitéBordeaux I, France

AWARDS

2010: The Micropaleontological Society Charles Downie Award for the most significant scientific paper published ina given year that is based on an individual’s postgraduate research

2006: Natural Environmental Research Council (NERC) PhD Studentship, Award No: NER/S/A/2006/14218

2005: Highest overall mark in graduating year group (Oceanography)

2002 and 2005: University of Southampton, Dean’s List for Academic Excellence

COMMUNICATION

Languages: Native English, fluent French, good Spanish

Public outreach: Participation in Ocean & Earth Science Open Days (2006-2010), University of Southampton,and Fête de la Science, CEREGE (2015-present).

RESEARCH CRUISES

Nov 2014 - Jan 2015: IODP Expedition 353 Indian Monsoon Rainfall RV Joides Resolution

Aug - Sep 2008: Cruise JR211 Arctic Ocean Gas hydrates and climate change in the Arctic, RRS J. Clark Ross

FUNDED PROPOSALS

Plio-Pleistocene monsoon-driven productivity and stratification reconstructions, IODP France, 2018, €6.5k. C.T.Bolton (PI), P. Anand, M. Badger, and E. Gray (all Open Univ., UK).

Paléotempératures reconstruites par ∆47 sur du matériel biogénique IODP du Miocène: vers une première tentative.APIC Recherche CEREGE, 2018, €7k. C.T. Bolton (PI), Y. Donnadieu, T. de Garidel (CEREGE), M. Daëron(LSCE) et M. Peral (LSCE).

iMonsoon: Monsoon forcings and feedbacks in a warm climate state, ANR JCJC, 2016-2020, € 230k.C.T. Bolton (PI), K. Tachikawa, L. Beaufort, T. de Garidel-Thoron, L. Vidal, Y. Donnadieu, C. Sonzogni,JC Mazur (all CEREGE).

MICMAc: Réponse de la Mousson Indienne à la variabilité Climatique du dernier Millions d’Années, CNRS-INSU(LEFE/IMAGO), 2016-2018, € 29.4k. P. Martinez (PI), C.T. Bolton (partner), A.L. Daniau, S. Desprat, M.Georget, L. Devaux.

Integrating geochemical, biotic and rock magnetic proxies to reconstruct paleo-monsoon dynamics in the MahanadiBasin, Bay of Bengal, IODP France Expedition 353 Post-Cruise funding, 2015-2016, € 35k. C.T. Bolton (co-PI),P. Martinez (EPOC, Univ. Bordeaux), S. Taylor (IPGP, Paris).

CALVE: Calibration of the Vital Effect proxy: coccolith δ13C as a new indicator of aqueous CO2 variability in the surfaceocean, CNRS-INSU (LEFE/CYBER), 2015-2016, € 19.5k. C.T. Bolton (PI), L. Beaufort (CEREGE), H. Stoll(Univ. Oviedo), L. Vidal (CEREGE), F. Bassinot (LSCE).

New Insights into Early Pleistocene North Atlantic Ocean circulation and stratification, IODP France, 2014, € 12k.C.T. Bolton (PI), I. Bailey (Univ. Exeter), T. de Garidel (CEREGE), K. Tachikawa (CEREGE), O. Friedrich (Univ.Heidelberg), P. Wilson (Univ. Southampton).

PEER REVIEW & COMMUNITY ACTIVITIES

Reviewer: Nature, Nature Geoscience, Nature Communications, Geology, Proceedings of the National Academyof Sciences of the USA (PNAS), Paleoceanography & Paleoclimatology, Biogeosciences, Marine Chemistry,Marine Micropalaeontology, Regional Environmental Change, Geophysical Research Letters, NatureProtocols, Global and Planetary Change, Earth and Planetary Science Letters, Quaternary Science Reviews,US National Science Foundation (NSF), INSU

Member of PhD defence committee: L. Brentegani (The Australian National University, 2014), M. Buitrago(University of Salamanca, 2015), Ning TAN (LSCE, France, 2018)

Co-director of Urbino Summer School in Paleoclimatology : 2018 to present

Sessions co-organised at Congrès francais de Sédimentologie, SGF-AFEQ, TMS Foraminifera-Nannofossil Groupmeeting, EGU

PHD STUDENTS

Oct 2019-2022: M. Adebayo (CEREGE), co-supervisor (25%) with T. De Garidel-Thoron. Funding: Presidentialscholarship, Aix-Marseille Université. Dynamics of the equatorial oceans during past warm periods of the Plio-Pleistocene using automated planktic foraminiferal analysis.

Oct 2018-2021: C. Martinot (CEREGE), primary supervisor (50%) with K. Tachikawa (HDR) Funding: merit-based ministerial scholarship. The late Miocene Indian monsoon and global climate.

Oct 2018-2021: E. Gray (Open University UK), co-supervisor (50%) with P. Anand and M. Badger. Funding: OUscholarship. Plio-Pleistocene monsoon driven productivity and stratification reconstructions.

Jan-July 2017: S. Phelps (LDEO, University of Columbia, NY), visiting Chateaubriand Fellow (6 months).Wholesale revision of alkenone-based Cenozoic pCO2 estimates using micropaleontology.

INVITED TALKS (most recent)

Bolton, C.T. et al., Paleoceanographic Evolution of the Equatorial Indian Ocean during the Late Miocene,(Dec 2018) AGU Fall Meeting 2018

Bolton, C.T. et al., Coupled phytoplankton and climate evolution during the late Miocene, (Aug 2016)International Conference on Paleoceanography (ICP)13, Utrecht, The Netherlands

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PEER-REVIEWED PUBLICATIONS

29. Lübbers, J., W. Kuhnt, A.E. Holbourn, C.T. Bolton, E. Gray, Y. Usui, K.G.D. Kochhann, S. Beil, N. Andersen(2019), The middle to late Miocene “Carbonate Crash” in the equatorial Indian Ocean, Paleoceanography &Paleoclimatology, Vol. 34(5), https://doi.org/10.1029/2018PA003482

28. Bolton, C.T., I. Bailey, O. Friedrich, K. Tachikawa, T. de Garidel-Thoron, L. Vidal, C. Sonzogni, G. Marino, E.J.Rohling, M.M. Robinson, M. Ermini, M. Koch, M.J. Cooper, P.A. Wilson (2018), North Atlantic mid-latitudesurface-circulation changes through the Plio-Pleistocene intensification of northern hemisphere glaciation,Paleoceanography & Paleoclimatology, https://doi.org/10.1029/2018PA003412

27. Zhang, H., Stoll, H., Bolton, C.T., Jin, X., and Liu, C. (2018), A refinement of coccolith separation methods:Measuring the sinking characters of coccoliths, Biogeosciences, 15 (15), 4759-4775,https://doi.org/10.5194/bg-15-4759-2018

26. Mejía, L.M., A. Paytan, A. Eisenhauer, F. Böhm, A. Kolevica, C.T. Bolton, A. Méndez-Vicente, L. Abrevaya, K.Isensee, H. Stoll (2018), Controls over δ 44/40 Ca and Sr/Ca variations in coccoliths: New perspectivesfrom laboratory cultures and cellular models, Earth and Planetary Science Letters, Vol. 481, 48-60,doi.org/10.1016/j.epsl.2017.10.013

25. Mejía, L.M., A Méndez-Vicente, L Abrevaya, KT Lawrence, C Ladlow, C.T. Bolton, I. Cacho, H. Stoll (2017), Adiatom record of CO2 decline since the late Miocene, Earth and Planetary Science Letters, Vol. 479, 18-33,doi.org/10.1016/j.epsl.2017.08.034

24. Leduc, G., de Garidel�Thoron, T., Kaiser, J., Bolton C.T., and Contoux, C., (2017), Databases for sea surfacepaleotemperature based on geochemical proxies from marine sediments: implications for model-datacomparisons, Quaternaire, vol. 28/2, 2017, 141-148

23. Jakob, K.A., C.T. Bolton, P.A. Wilson, A. Bahr, J. Pross, J. Fiebig, K. Kähler, and O. Friedrich (2017), Glacial-interglacial changes in equatorial Pacific surface-water structure during the Plio–Pleistocene intensificationof Northern Hemisphere Glaciation, Earth and Planetary Science Letters, Vol. 463, 69–80, doi:http://dx.doi.org/10.1016/j.epsl.2017.01.028

22. Chang, L., C.T. Bolton, M.J. Dekkers, A. Hayashida, D. Heslop, W. Krijgsman, K. Kodama, G.A. Paterson, A.P.Roberts, E.J. Rohling, Y. Yamamoto, and X. Zhao (2016) Asian monsoon modulation of nonsteady statediagenesis in hemipelagic marine sediments offshore of Japan, Geochem. Geophys. Geosyst. Vol 17, 4383–4398, doi:10.1002/2016GC006344

21. Robinson, M.M., M. Bartol, C.T. Bolton, X. Ding, K. Gariboldi, O.E. Romero, & Expedition 353 Scientists(2016) Biostratigraphic Summary, in Proceedings of the International Ocean Discovery Program, Volume353

20. Clemens, S.C., Kuhnt, W., LeVay, L.J., & Expedition 353 Scientists (2016) Proceedings of the InternationalOcean Discovery Program, Volume 353

19. Jakob, K.A., P.A. Wilson, A. Bahr, C.T. Bolton, J. Pross, J. Fiebig, and O. Friedrich (2016) Plio-Pleistoceneglacial-interglacial productivity changes in the eastern equatorial Pacific upwelling system.Paleoceanography 10.1002/2015PA002899

18. Bolton, C.T., M.T. Hernandez-Sanchez, M.-A. Fuertes, S. Gonzalez-Lemos, L. Abrevaya, A. Mendez-Vicente, J.-A. Flores, I. Probert, L. Giosan, J. Johnson & H.M. Stoll (2016), Decrease in coccolithophore calcification andCO2 since the middle Miocene. Nature Communications 7, Article number:10284doi:10.1038/ncomms10284

17. Clemens, S. C., Kuhnt, W., LeVay, L. J. & Expedition 353 Scientists. (2015) Indian monsoon rainfall.International Ocean Discovery Program Preliminary Report, Vol. 353

16. Lang, D.C., Bailey, I., Wilson, P.A., Foster, G.L., Bolton, C.T., Friedrich, O., Gutjahr, M. (2014), Response to“Comment on ‘The transition on North America from the warm humid Pliocene to the glaciated Quaternarytraced by eolian dust deposition at a benchmark North Atlantic Ocean drill site’, by David Lang et al.”,Quaternary Science Reviews, 103, 179-183

15. Mejía, L.M., Ziveri, P., Cagnetti, M., Bolton, C.T., Zahn, R., Marino, G., Martinez-Mendez, G., Stoll, H.M.(2014), Effects of mid-latitude westerlies on the paleoproductivity at the Agulhas Bank slope during thepenultimate glacial cycle: evidence from coccolith Sr/Ca ratios, Paleoceanography, 29 (7), 697-714, doi:10.1002/2013PA002589

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14. Lang, D.C., Bailey, I., Wilson, P.A., Beer, C.J., Bolton, C.T., Friedrich, O., Newsam, C., Spencer, M.R., Gutjahr,M., Foster, G.L., Cooper, M.J., Milton, J.A. (2014), The transition on North America from the warm humidPliocene to the glaciated Quaternary traced by eolian dust deposition at a benchmark North Atlantic Oceandrill site, Quaternary Science Reviews, 93, 125-141, (1st June 2014), doi: 10.1016/j.quascirev.2014.04.005

13. Lawrence, K.T., D.M. Sigman, T.D. Herbert, C.A. Riihimaki, C.T. Bolton, A. Martinez-Garcia, A. Rosell-Mele &dG.H. Haug (2013), Time-Transgressive North Atlantic Productivity Changes upon Northern HemisphereGlaciation, Paleoceanography, 28, 740-751, (23 December 2013), doi:10.1002/2013PA002546

12. Bolton, C.T. & H.M. Stoll (2013), Late Miocene threshold response of marine algae to carbon dioxidelimitation, Nature, 500, 558-562 (29 August 2013), doi:10.1038/nature12448

(News & Views in Nature 500, 532–533 (29 August 2013), doi:10.1038/500532a)

11. Bolton, C.T., L. Chang, S.C. Clemens, K. Kodama, M. Ikehara, M. Medina-Elizalde, G.A Paterson, A.P Roberts,E.J. Rohling, Y. Yamamoto, X. Zhao (2013), A 500,000 year record of Indian summer monsoon dynamicsrecorded by eastern equatorial Indian Ocean upper water column structure, Quaternary Science Reviews, 77,167-180. doi:10.1016/j.quascirev.2013.07.031

10. Friedrich, O., P. A. Wilson, C.T. Bolton, C.J. Beer, R. Schiebel (2013), Late Pliocene to early Pleistocenechanges in the North Atlantic Current and suborbital-scale sea-surface temperature variability,Paleoceanography, 28, 274-282, doi:10.1002/palo.20029

9. Bolton, C.T , H.M. Stoll & A. Mendez Vicente ( 2012) Vital effects in coccolith calcite: Cenozoic climate-pCO2drove the diversity of carbon acquisition strategies in coccolithophores? Paleoceanography, 27, PA4204,doi:10.1029/2012PA002339

8. Gibbs, S.J., P.R. Bown, B.H. Murphy, A. Sluijs, K.M. Edgar, H. Palike, C.T. Bolton, and J. C. Zachos (2012),Scaled biotic disruption during early Eocene global warming events, Biogeosciences, 9, 4679–4688, 2012http://www.biogeosciences.net/9/4679/2012/doi:10.5194/bg-9-4679-2012

7. Bolton, C.T., Lawrence, K.T., Gibbs, S.J., Wilson, P.A. and Herbert, T.D. (2011), Biotic and geochemical evidencefor a global latitudinal shift in ocean biogeochemistry and export productivity during the late Pliocene, Earthand Planetary Science Letters vol. 308, pp. 200-210, doi:10.1016/j.epsl.2011.05.046

6. Sexton, P.F., Norris, R.D., Wilson, P.A., Palike, H., Westerhold, T., Rohl, U., Bolton, C.T., and Gibbs, S.J. (2011),Eocene global warming events driven by ventilation of oceanic dissolved organic carbon, Nature, vol. 471, pp.349-353, doi:10.1038/nature09826

5. Bolton, C.T., Wilson, P.A., Bailey, I., Friedrich, O., Beer, C. J., Becker, J., Baranwal, S. and Schiebel, R. (2010),Millennial�scale climate variability in the subpolar North Atlantic Ocean during the late Pliocene,Paleoceanography, vol.25, PA4218, doi:10.1029/2010PA001951

(Research Highlight in Nature Geoscience vol. 3, 742 (Nov 2010) doi:10.1038/ngeo1011)

4. Bolton, C.T., Lawrence, K.T., Gibbs, S.J., Wilson, P.A., Cleaveland, L.C. and Herbert, T.D. (2010), Glacial-interglacial productivity changes recorded by alkenones and microfossils in late Pliocene eastern equatorialPacific and Atlantic upwelling zones, Earth and Planetary Science Letters, vol. 295, Issues 3-4, pp. 401-411,doi:10.1016/j.epsl.2010.04.014

3. Bolton, C.T., Gibbs, S.J. and Wilson, P.A. (2010) Evolution of nutricline dynamics in the equatorial Pacificduring the late Pliocene. Paleoceanography, 25, PA1207, doi:10.1029/2009PA001821

(Awarded The Micropaleontological Society Charles Downie Award 2010 for the most significant scientific paperpublished in a given year that is based on an individual’s postgraduate research)

2. Bailey, I., C.T. Bolton, R.M. DeConto, D. Pollard, R. Schiebel, and P.A. Wilson (2010), A low threshold for NorthAtlantic ice rafting from “low�slung slippery” late Pliocene ice sheets, Paleoceanography vol. 25, PA1212,doi:10.1029/2009PA001736

(Research highlight in Nature Geoscience 3, 4 (Jan 2010) doi:10.1038/ngeo742)

1. Westbrook, G.K., K.E. Thatcher, E.J. Rohling, A.M. Piotrowski, H. Pälike, A.H. Osborne, E.G. Nisbet, T.A.Minshull, M. Lanoiselle, R.H. James, V. Hühnerbach, D. Green, R.E. Fisher, A.J. Crocker, A. Chabert, C.T.Bolton, A. Beszczynska-Moller, C. Berndt and A. Aquilina (2009), Escape of methane gas from the seabedalong the West Spitsbergen continental margin, Geophysical Research Letters vol. 36, L15608,doi:10.1029/2009GL039191

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