Dr. Sophie Warken

Sophie Warken
Position Postdoc
Address Im Neuenheimer Feld 234 (GEOW)
Room 603
Phone +49 (0) 6221 - 54 - 96029
E-mail sophie.warken(a)uni-heidelberg.de
Group Physics of Environmental Archives

GoogleScholarResearchGate, ORCID


Research interests

  • Physics of (past) climates
  • Quantitative climate reconstruction
  • Stable isotopes and trace elements in speleothems and tropical corals
  • (Sub) tropical climate variability 
  • 230Th/U dating of secondary carbonates

Selected publications:

  • Kerber, I. K., Arps, J., Eichstädter, R., Kontor, F., Dornick, C., et al (incl. Warken, S. F.) (2023). Simultaneous U and Th isotope measurements for U-series dating using MCICPMS. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 539, 169-178. https://doi.org/10.1016/j.nimb.2023.04.003

  • Weißbach, T., Kluge, T., Affolter, S., Leuenberger, M.C., Vonhof, H. et al (incl. Warken, S. F.) (2023) Constraints for precise and accurate fluid inclusion stable isotope analysis using water-vapour saturated CRDS techniques. Chemical Geology. 617, 121268 https://doi.org/10.1016/j.chemgeo.2022.121268

  • Warken, S. F., Kuchalski, L., Schröder‐Ritzrau, A., Vieten, R., Schmidt, M., Höpker, S. N., ... & Frank, N. (2022). The impact of seasonal and event‐based infiltration on transition metals (Cu, Ni, Co) in tropical cave drip water. Rapid Communications in Mass Spectrometry, e9278. https://doi.org/10.1002/rcm.9278

  • Warken, S. F., Weissbach, T., Kluge, T., Vonhof, H., Scholz, D., Vieten, R., Schmidt, M., Winter, A., and Frank, N. (2022): Last glacial millennial-scale hydro-climate and temperature changes in Puerto Rico constrained by speleothem fluid inclusion δ18O and δ2H values, Climate of the Past 18 (1), 167-181, https://doi.org/10.5194/cp-2021-86.

  • Steidle, S.D., Warken, S. F., Schorndorf, N., Förstel, J., Schröder-Ritzrau, A., Moseley, G.E., et al. (2021). Reconstruction of Middle to Late Quaternary sea level using submerged speleothems from the northeastern Yucatán Peninsula. Journal of Quaternary Science, https://doi.org/10.1002/jqs.3365

  • Warken, S. F., Schorndorf, N., Stinnesbeck, W., Hennhoefer, D., Stinnesbeck, S., Förstel, J., Steidle, S.D., Avilés Olguin, J., and Frank, N. (2021). Solar Forcing of Early Holocene Droughts on the Yucatán Peninsula, Scientific Reports 11, 13885, https://doi.org/10.1038/s41598-021-93417-z

  • Warken, S. F., Vieten, R., Winter, A., Spötl, C., Miller, T. E., Jochum, K. P., Schröder-Ritzrau, A., Mangini, A., and Scholz, D. (2020). Persistent link between Caribbean precipitation and Atlantic Ocean circulation during the Last Glacial revealed by a speleothem record from Puerto Rico. Paleoceanography and Paleoclimatology, e2020PA003944, https://doi.org/10.1029/2020PA003944

  • Stinnesbeck, W., Rennie, S. R., Avilés Olguín, J., Stinnesbeck, S. R., Gonzalez, S., Frank, N., Warken, S.F., Schorndorf, N., Krengel, T., Velázquez Morlet., A., González González, A. (2020). New evidence for an early settlement of the Yucatán Peninsula, Mexico: The Chan Hol 3 woman and her meaning for the Peopling of the Americas. PLoS One, 15(2), https://doi.org/10.1371/journal.pone.0227984

  • Warken, S.F., Scholz, D., Spötl, C., Jochum K.P., Pajón, J.M., Bahr, A., Mangini, A., (2019). Caribbean hydroclimate and vegetation history across the last glacial period. Quaternary Science Reviews, 218, 75-90. https://doi.org/10.1016/j.quascirev.2019.06.019

  • Comas-Bru, L., Harrison, S. P., Werner, M., Rehfeld, K., Scroxton, N., Veiga-Pires, C., and SISAL working group members (incl. Warken, S.), (2019). Evaluating model outputs using integrated global speleothem records of climate change since the last glacial, Climate of the Past, 15, 1557–1579. https://doi.org/10.5194/cp-15-1557-2019

  • Oster, J.L., Warken, S.F., Sekhon, N., Arienzo, M., Lachniet, M. (2019). Speleothem paleoclimatology for the Caribbean, Central America, and North America. Quaternary 2 (1):5. https://doi.org/10.3390/quat2010005

  • Warken, S.F., Fohlmeister, J., Schröder-Ritzrau, A., Constantin, S., Spötl, C., Gerdes, A., Esper, J., Frank, N., Arps, J., Terente, M., Riechelmann, D.F.C., Mangini, A., Scholz, D., (2018). Reconstruction of late Holocene autumn/winter precipitation variability in SW Romania from a high-resolution speleothem trace element record. Earth and Planetary Science Letters 499, 122-133. https://doi.org/10.1016/j.epsl.2018.07.027

Data availability

Published data are available on request or under the following repositories: