Biography
09/2019- Assistant Professor, University of Cambridge, UK.
01-08/2019 Senior Lecturer, Northumbria University, UK.
2015–2018 Research Associate, Department of Earth Sciences, University of Cambridge, UK.
Horizon 2020 Marie Sklowdowka-Curie Individual Fellowship:"Sea ice across Dansgaard-Oeschger events in Greenland”. Mentor: Prof. Eric Wolff
06-09/2015 Ice Core Laboratory Analyst, British Antarctic Survey, Cambridge, UK.
2011-2015 Postdoctoral Scholar, College of Earth, Ocean and Atmospheric Sciences, Oregon State University, USA. Supervisor: Prof. Edward J. Brook
2012 Ph.D. Geology, Victoria University of Wellington, New Zealand.
Thesis title: Insights into Late Holocene climate of the Ross Sea Region, Antarctica, from high resolution ice core chemistry. Supervisors: Dr. Nancy A.N. Bertler and Prof. Joel A. Baker
2007 MGeol (Hons) Environmental Geology (International) (1st class), University of Leeds, UK
Research
ice cores; abrupt climate change; methane biogeochemistry; ice core chemistry; sea ice reconstructions; continuous ice core gas measurement; chemical transport modelling
Publications
Xavier Crosta, Karen E. Kohfeld, Helen C. Bostock, Matthew Chadwick, Alice Du Vivier, Oliver Esper, Johan Etourneau, Jacob Jones, Amy Leventer, Juliane Müller, Rachael H. Rhodes, Claire S. Allen, et al., Antarctic sea ice over the past 130,000 years, Part 1: What the proxy records tell us. Climate of the Past Discussions, https://doi.org/10.5194/egusphere-2022-99, 2022
>>>>>>>>> Peer Reviewed <<<<<<<<<<<<
Faïn, X., Rhodes, R.H., Philip, P., Petrenko, V.V., Fourteau, K., Chellman, N., Crosier, E., McConnell, J.R., Brook, E.J., Blunier, T., Legrand, M., Chappellaz, J., 2022. Northern Hemisphere atmospheric history of carbon monoxide since preindustrial times reconstructed from multiple Greenland ice cores. Clim. Past. 18, 631–647, https://doi.org/10.5194/cp-18-631-2022
2021
Brovkin, V., Brook, E., Williams, J.W., Bathiany, S., Lenton, T.M., Barton, M., DeConto, R.M., Donges, J.F., Ganopolski, A., McManus, J., Praetorius, S., de Vernal, A., Abe-Ouchi, A., Cheng, H., Claussen, M., Crucifix, M., Gallopín, G., Iglesias, V., Kaufman, D.S., Kleinen, T., Lambert, F., van der Leeuw, S., Liddy, H., Loutre, M.-F., McGee, D., Rehfeld, K., Rhodes, R., Seddon, A.W.R., Trauth, M.H., Vanderveken, L., Yu, Z., 2021. Past abrupt changes, tipping points and cascading impacts in the Earth system. Nat. Geosci. 14, 550–558. https://doi.org/10.1038/s41561-021-00790-5
Criscitiello, A.S., Geldsetzer, T., Rhodes, R.H., Arienzo, M., McConnell, J., Chellman, N., Osman, M.B., Yackel, J.J., Marshall, S., 2021. Marine Aerosol Records of Arctic Sea-Ice and Polynya Variability From New Ellesmere and Devon Island Firn Cores, Nunavut, Canada. J. Geophys. Res. Oceans 126, e2021JC017205. https://doi.org/10.1029/2021JC017205
2020
Margari, V., L.C. Skinner, L. Menviel, E. Capron, R. H. Rhodes, M. Vautravers, M.M. Ezat, B. Martrat, J. Grimalt, D.A. Hodell, P.C. Tzedakis, 2020. Fast and slow millennial-scale climate changes during Marine Isotope Stage 3. Communications Earth and Environment, 1(1) 1-9. doi:10.1038/s43247-020-0006-x
Dyonisius, M.N., Petrenko, V.V., Smith, A.M., Hua, Q., Yang, B., Schmitt, J., Beck, J., Seth, B., Bock, M., Hmiel, B., Vimont, I., Menking, J.A., Shackleton, S.A., Baggenstos, D., Bauska, T.K., Rhodes, R.H., Sperlich, P., Beaudette, R., Harth, C., Kalk, M., Brook, E.J., Fischer, H., Severinghaus, J.P., Weiss, R.F., 2020. Old carbon reservoirs were not important in the deglacial methane budget. Science 367, 907–910. https://doi.org/10.1126/science.aax0504
Shackleton, S., Baggenstos, D., Menking, J.A., Dyonisius, M.N., Bereiter, B., Bauska, T.K., Rhodes, R.H., Brook, E.J., Petrenko, V.V., McConnell, J.R., Kellerhals, T., Häberli, M., Schmitt, J., Fischer, H., Severinghaus, J.P., 2020. Global ocean heat content in the Last Interglacial. Nature Geoscience 13, 77–81. https://doi.org/10.1038/s41561-019-0498-0
2019
Menking, J. A., E. J. Brook, S. Shackleton, J. P. Severinghaus, M. Dyonisius, V. Petrenko, J. R. McConnell, R. H. Rhodes, T. K. Bauska, D. Baggenstos, S. Marcott, S. Barker, 2019. Spatial pattern of accumulation at Taylor Dome during the last glacial inception. Climate of the Past, 15, 1537–1556, doi:10.5194/cp-15-1537-2019
Yang, X, M. M. Frey, R. H. Rhodes, S. J. Norris, I. M. Brooks, P. S. Anderson, K. Nishimura, A. E. Jones, E. W. Wolff, 2019. The sea-salt aerosol (SSA) source from blowing snow on sea ice: production mechanisms and climate implications. Atmospheric Chemistry and Physics, 19, 8407–8424, doi:10.5194/acp-19-8407-2019
Sime, L., P. Hopcroft, R. H. Rhodes, 2019. The impact of abrupt sea ice loss on Greenland water isotopes during the Last Glacial Period. Proceedings of the National Academy of Sciences,116 (10) 4099-4104, doi:10.1073/pnas.1807261116.
2018
P. C. Tzedakis, Drysdale, R. N., Margari, V., Skinner, L., Menviel, L. Rhodes, R. H. et al., 2018. Enhanced climate instability in the North Atlantic and S Europe during the Last Interglacial. Nature Communications 9:4235 https://rdcu.be/85vX
A. Landais, Capron, E., Masson-Delmotte, V., Toucanne, S., Rhodes, R. H. et al., 2018. Ice core evidence for mid-latitude atmospheric water cycle reorganization during the Greenland cold phase of the last deglaciation. Climate of the Past, 14, 1405-1415, https://doi.org/10.5194/cp-14-1405-2018.
R. H. Rhodes, Yang, X., Wolff, E. W., 2018. Sea Ice Versus Storms: What Controls Sea Salt in Arctic Ice Cores? Geophysical Research Letters, https://doi.org/10.1029/2018GL077403
2017
McConnell, J. R., and 30 authors including R. H. Rhodes, 2017. Volcanic eruptions precisely coincident with abrupt climate change ~17.7k years ago plausibly linked by stratospheric ozone loss. Proceedings of the National Academy of Sciences, doi: 10.1073/pnas.1705595114
Rhodes, R. H., Yang, X., Wolff, E. W., McConnell, J. R., and Frey, M. M., 2017, Sea ice as a source of sea salt aerosol to Greenland ice cores: a model-based study, Atmospheric Chemistry & Physics, 17, 9417-9433, https://doi.org/10.5194/acp-17-9417-2017.
Rhodes, R. H., E. J. Brook, J. R. McConnell, T. Blunier, L. C. Sime, X. Faïn, R. Mulvaney, 2017. Atmospheric methane variability: Centennial scale signals in the Last Glacial Period. Global Biogeochemical Cycles, 1, 575–590, doi:10.1002/2016GB005570. http://onlinelibrary.wiley.com/doi/10.1002/2016GB005570/full
Maselli, O. J., Chellman, N. J., Grieman, M., Layman, L., McConnell, J. R., Pasteris, D., Rhodes, R. H., Saltzman, E., and Sigl, M., 2017. Sea ice and pollution-modulated changes in Greenland ice core methanesulfonate and bromine, Climate of the Past, 13, 39-59, doi:10.5194/cp-13-39-2017. http://www.clim-past.net/13/39/2017/
2016
Rhodes, R. H., X. Faïn, E. J. Brook, J. R. McConnell, M. Sigl, O. Maselli, J. Edwards, C. Buizert, T. Blunier, J. Chappellaz, J. Freitag, 2016. Local artifacts in ice core methane records caused by layered bubble trapping and in-situ production: a multi-site investigation. Climate of the Past, 12, 1061-1077, doi:10.5194/cp-12-1061-2016. http://www.clim-past.net/12/1061/2016/
Sigl, M. and 26 authors including R. H. Rhodes, 2016. The WAIS Divide deep ice core WD2014 chronology – Part 2: Annual-layer counting (0-31 ka BP). Climate of the Past, 12, 769-786, doi:10.5194/cp-12-769-2016. http://www.clim-past.net/12/769/2016/
2015
Rhodes, R. H., E. J. Brook, J. Chiang, T. Blunier, O. J. Maselli, J. R. McConnell, D. Romanini, J. P. Severinghaus,2015. Enhanced tropical methane production in response to iceberg discharge in the North Atlantic. Science, 1016-1019. 10.1126/science.1262005.
***WAIS Divide continuous methane data are available to download at USAP data centre: awardID 609628**
WAIS Divide Project Members including R. H. Rhodes, 2015. Precise interhemispheric phasing of the bipolar seesaw during abrupt Dansgaard-Oeschger events. Nature, 520, 661-665. http://www.nature.com/nature/journal/v520/n7549/full/nature14401.html
Mitchell, L. E., C. Buizert, E. J. Brook, D. Breton, J. Fegyveresi, D. Baggenstos, A. Orsi, J. Severinghaus, R. B. Alley, M. Albert, R. H. Rhodes, J. R. McConnell, M. Sigl, O. Maselli, S. Gregory, J. Ahn, 2015. Observing and modeling the influence of layering on bubble trapping in polar firn. Journal of Geophysical Research: Atmospheres, 120, doi:10.1002/2014JD022766. http://onlinelibrary.wiley.com/doi/10.1002/2014JD022766/abstract
Buizert, C., K. M. Cuffey, J. P. Severinghaus, D. Baggentos, T. J. Fudge, E. J. Steig, B. R. Markle, M. Winstrup, R. H. Rhodes et al., 2015. The WAIS-Divide deep ice core WD2014 chronology - Part 1: Methane synchronization (68–31 ka BP) and the gas age-ice age difference. Climate of the Past, 11, 153–173. http://www.clim-past.net/11/153/2015/cp-11-153-2015.html
2014 and earlier
Faïn, X., J. Chappellaz, R. H. Rhodes, C. Stowasser, T. Blunier, J. R. McConnell, E. J. Brook, M. Legrand, T. Debois, D. Romanini, 2014. High resolution measurements of carbon monoxide along a late Holocene Greenland ice core: evidence for in-situ production. Climate of the Past, 10, 987–1000. http://www.clim-past-discuss.net/9/2817/2013/cpd-9-2817-2013.pdf
Rhodes, R. H., X. Faïn, C. Stowasser, T. Blunier, J. Chappellaz, J. R. McConnell, D. Romanini, L. E. Mitchell, E. J. Brook, 2013. Continuous methane measurements from a late-Holocene Greenland ice core: atmospheric and in-situ signals. Earth and Planetary Science Letters, 368, 9–19. http://www.sciencedirect.com/science/article/pii/S0012821X13001088
Rhodes, R. H., N. A. N. Bertler, J. A. Baker, H. C. Steen-Larsen, S. B. Sneed, U. Morgenstern, S. J. Johnsen, 2012. Little Ice Age climate and oceanic conditions of the Ross Sea, Antarctica, from a coastal ice core record. Climate of the Past, 8, 1223–1238. [PDF]
Rhodes, R. H., J. A. Baker, M-A. Millet, N. A. N. Bertler, 2011. Experimental investigation of the effects of mineral dust on the reproducibility and accuracy of ice core trace element analyses. Chemical Geology, 286, 207–222. doi:10.1016/j.chemgeo.2011.05.006
Purdie, H., N. A. N. Bertler, A. Mackintosh, J. A. Baker, R. H. Rhodes, 2010. Isotopic and elemental changes in winter snow accumulation on glaciers in the Southern Alps of New Zealand. Journal of Climate 23, doi: 10.1175/2010JCLI3701.1
Rhodes, R. H., N. A. N. Bertler, J. A. Baker, S. B. Sneed, H. Oerter, K. R. Arrigo, 2009. Sea ice variability and primary productivity in the Ross Sea, Antarctica, from methylsulphonate snow record. Geophysical Research Letters 36, L10704, doi:10.1029/2009GL037311. http://onlinelibrary.wiley.com/doi/10.1029/2009GL037311/full
>>>>>>>>>Other publications<<<<<<<<<<<<<<<<<
Patterson, M., R. Rhodes, and C. Allen (2019), Understanding past changes in Southern Ocean sea ice, Eos (American Geophysical Union Publications), 100, doi:/10.1029/2019EO119803.
Rhodes, R. H.,Kohfeld, K., Bostock, H., Crosta, X., Leventer, A., Meissner, K., Esper, O., Understanding Past Changes in Sea Ice in the Southern Ocean: First Workshop for the “Cycles of Sea Ice Dynamics in the Earth System” (C-SIDE) Working Group. Past Global Changes(PAGES) Magazine, 21(1), 31, doi:10.22498/pages.27.1.31.
