Publications*
2022
Chiu, F.C., Sweere, T.C., Clarkson, M.O., deSouza, G.f., Hennekam, R., Vance, D. (2022) Co-variation systematics of uranium and molybdenum isotopes reveal pathways for descent into euxinia in Mediterranean sapropels Earth and Planetary Science Letters
Müsing, K., Clarkson., M.O., Vance, D. (2022) The meaning of carbonate Zn isotope records: constraints from a detailed geochemical and isotope study of deep-sea carbonates Geochimica et Cosmochimica Acta
2021
Clarkson, M.O., Hennekam, R., Sweere, T., Andersen, M.B., Reichart, G-J., Vance, D. (2021) Carbonate associated uranium isotopes as a novel local redox indicator in oxidatively disturbed reducing sediments. Geochimica et Cosmochimica Acta, 311, 12-28
He, Z., Clarkson, M.O., Andersen, M.B., Archer, C., Sweere, T.C., Kraal, P., Guthauser, A., Huang, F. and Vance, D. (2021) Temporally and spatially dynamic redox conditions on an upwelling margin: the impact on coupled sedimentary Mo and U isotope systematics, and implications for the Mo-U paleoredox proxy. Geochimica et Cosmochimica Acta, 309, 251-271
Farrell, U.C et al., The Sedimentary Geochemistry and Paleoenvironments Project. (2021) Geobiology, doi.org/10.1111/gbi.12462
Clarkson, M. O., Lenton, T. M., Andersen, M.B., Bagard, M-L., Dickson, A.J., Vance, D. Upper limits on the extent of seafloor anoxia during the PETM from uranium isotopes.2021, Nature Communications
2020
Zhang, F., Lenton, T. M., del Rey, Á., Romaniello, S. J., Chen, X., Planavsky, N. J., Clarkson, M. O., Dahl, T. W., Lau, K. V., Wang, W., Li, Z., Zhao, M., Isson, T., Algeo, T. J., and Anbar, A. D. (2020) Uranium isotopes in marine carbonates as a global ocean paleoredox proxy: A critical review: Geochimica et Cosmochimica Acta.
Clarkson, M.O., Müsing, K., Andersen, M.B., Vance, D. (2020) Examining pelagic carbonate-rich sediments as an archive for authigenic uranium and molybdenum isotopes using reductive cleaning and leaching experiments. Chemical Geology 539, 119412
2019
Tostevin, R., Clarkson, M.O., Gangl, S.K., Shields, G.A., Wood, R.A., Bowyer, F., Penny, A.M., Stirling, C.H. (2019) Uranium isotope evidence for widespread anoxia in terminal Ediacaran oceans. Earth and Planetary Science Letters 506, 104 – 112.
Gangl, S.K., Moy, C.M., Stirling, C.H., Jenkyns, H.C., Crampton, J.S., Clarkson, M.O., Ohneiser, C., Porcelli, D. (2019) High-resolution carbon-isotope stratigraphy of the palaeo-Pacific Ocean during Oceanic Anoxic Event 2: Insights into the timing, duration and global extent of ocean anoxia. Earth and Planetary Science Letters, 518, 172 – 182.
2018
Clarkson, M.O., Stirling, C.H., Jenkyns, H.C., Dickson, A.J., Porcelli, D. Moy, C.M., Pogge von Strandmann, P.A.E., Cooke, I.R., Lenton, T.M. (2018) Uranium isotope evidence for two episodes of deoxygenation during Oceanic Anoxic Event 2. Proceedings of the National Academy of Sciences, 201715278
Petrick, B., McClymont, E., Littler, K., Rosell-Mele, A., Clarkson, M.O., Maslin, M., Rohl, U., Shevenell, A.E., Pancost, R.D. (2018) Evolution of southern Benguela Upwelling System and Agulhas Leakage over the last 3.5 Ma. Earth and Planetary Science Letters 492, 12-21
2017
...oops... slow year due to moving country and a long review process
2016
Clarkson, M.O., Wood, R.A., Poulton, S.W., Richoz, S., Newton, R.J., Kasemann, S.A., Bowyer, F., Krystyn, L. (2016). Dynamic anoxic-ferruginous conditions during the end-Permian mass extinction and recovery. Nature Communications, 7:12236
Tostevin, R., Wood, R.A., Shields-Zhou, G.A., Poulton, S.W, Guilbaud, R., Bowyer, F., Penny, A.M., He, T., Curtis, A., Hoffman, K.H., Clarkson, M.O. (2016) Low-oxygen waters limited the distribution of early animal life. Nature Communications, 7:12818
Tostevin, R., Shields, G.A., Tarbuck, G.M., Tianchen, H., Clarkson, M.O., Wood, R.A. (2016) Effective use of cerium anomalies as a redox proxy in carbonate-dominated marine settings. Chemical Geology 438, p146-162
2015
Clarkson, M.O., Kasemann, S.A., Wood, R.A, Lenton, T.M., Dains, S.J., Richoz, S., Ohnemüller, F., Meixner, A., Poulton, S.W. and Tipper, E. (2015). Ocean Acidification and the Permo-Triassic Mass Extinction. Science v348, p229-232
Wood, R.A., Poutlon, S.W., Prave, A.R., Hoffmann, K-H, Clarkson, M.O., Guilbaud, R., Lyne, J.W., Tostevin, R., Bowyer, F., Penny, A.M., Curtis, A., Kasemann, S.A. (2015). Dynamic redox conditions control late Ediacaran metazoan eco-systems in the Nama Group, Namibia. Precambrian Research 261, p252-271
2014
Clarkson, M.O., Poulton, S.W, Wood, R.A., Guilbaud. R. (2014). Assessing the utility of Fe-speciation and Fe/Al in carbonate rocks as a redox indicator. Chemical Geology 382, p 111-122
2013
Clarkson, M.O., Richoz, S., Wood, R.A., Maurer, F., Krystyn, L., McGurty, D., Astratti, D., (2013). A new high-resolution δ13C record for the Early Triassic: insights from the Arabian Platform. Gondwana Research 24, p233-242
2012
Meckler, A.N., Clarkson, M. O., Cobb, K.M., Sodermann, H., Adkins, J.F. (2012). Interglacial Hydroclimate in the Tropical West Pacific Through the Late Pleistocene. Science v336