Published and submitted
Stein R. A., Turner, A.C., Amundson, R., Stolper, D.A. In Revision for Paleoceanography and Paleoclimatology. Clumped Isotope Thermometry in Plant-Derived Carbonates.
Stein R. A., Sheldon N. D., Munson, J. (2022). Hands-on environmental science activities during a pandemic: using stable isotopes as forensic tools for students to understand environmental chemistry from their homes. Interdisciplinary Journal of Environmental and Science Education, 18(4), e2283.
Stein R., Sheldon N.D., Allen, S.E., Smith, M.E., Dzombak, R.M., Jicha, B.R. (2021). Climate and ecology in the Rocky Mountain interior after the early Eocene Climatic Optimum. Climate of the Past, 17, 2515-2536. doi: 10.5194/cp-17-2515-2021.
Dzombak R.M., Midttun, N.C., Stein R.A, Sheldon, N.D., (2021). Incorporating lateral variability and extent of paleosols into proxy uncertainty. Palaeogeography, Palaeoclimatology, Palaeoecology, 582, 110641. doi: 10.1016/j.palaeo.2021.110641.
Stein R., Sheldon N.D., Smith S.Y. (2021). Pacific Northwest plants record multi-annual scale climate oscillations driven by atmosphere-ocean circulation patterns. JGR Atmospheres, 126(19), e2021JD035454, doi: 10.1029/2021JD035454.
Stein R., Sheldon N.D., Smith S.Y. (2021). Soil carbon isotope values and paleo-precipitation reconstructions. Paleoceanography and Paleoclimatology, 36(4), e2020PA004158. doi: 10.1029/2020PA004158.
Stein, R., Sheldon, N.D., Smith, S.Y. (2020). C3 plant carbon isotope discrimination does not respond to CO2 concentration on decadal to centennial timescales. New Phytologist, 229(5), 2576-2585. doi: 10.1111/nph.17030.
Sheldon, N. D., Smith, S. Y., Stein, R. & Ng, M. (2020). Carbon isotope ecology of gymnosperms and implications for paleoclimatic and paleo-ecological studies. Global and Planetary Change, 103060. doi: 10.1016/j.gloplacha.2019.103060.
Stein, R., Sheldon, N.D., & Smith, S.Y. (2019). Rapid response to anthropogenic climate change by Thuja occidentalis: implications for past climate reconstructions and future climate predictions. PeerJ, 7, e7378. doi: 10.7717/peerj.7378
Stein, R., Audio interviewee. “Earth History”. Ask a Scientist Podcast. 2020, June 29.
In preparation
Stein, R. A., Lloyd, M. K., Stolper, D. A. In preparation. Clumped methyl isotopologues to trace origins of flavors and laboratory standards.
Stein, R. A., Sturtz, S. L., Sheldon, N. D., Smith, S. Y. In preparation. Comparing methodologies for stomatal analyses in the context of elevated modern CO2.
Basu, S., Dasgupta, B., Stein, R. A., In preparation. C-IsoPalM: A machine-learning model to simulate leaf-wax carbon isotopes in natural and anthropogenically perturbed ecosystems
Conference abstracts
Lloyd, M.K., Stein, R.A., Ibarra, D.E., Thalhammer, K.O., Barclay, R.S., Wing, S.L., Stahle, D.W., Dawson, T.E., Stolper, D.A. (2022, July). Plant photorespiration reconstructed with isotopic clumping in wood methoxyl groups. Goldschmidt Annual Meeting, 2022 (Honolulu, HI).
Stein, R., Lloyd, M., Stolper, D. (2022, July). Clumped methyl isotopes to trace origins of flavors and laboratory standards. Goldschmidt Annual Meeting, 2022 (Honolulu, HI). Oral Presentation.
Stein, R., Amundson, R., Stolper, D.A. (2021, December). Clumped isotopes of hackberry endocarp carbonate record growing season temperature. American Geophysical Union Fall Meeting, 2021 (Hybrid: COVID-19).
Lloyd, M., Stein, R., Ibarra, D., Thalhammer, K., Barclay, R., Wing, S., Stahle, D., Dawson, T., Stolper, D. (2021, December). Constraints on present and past photorespiration rates from clumped isotopes in wood. American Geophysical Union Fall Meeting, 2021 (Hybrid: COVID-19).
Stein, R., Stolper, D., Amundson, R., (2021, October). Clumped isotopes of hackberry endocarp carbonate records information on growing season temperature. Geological Society of America Annual Meeting, 2021 (Hybrid: COVID-19).
Stein, R., Munson, J., Sheldon, N.D. (2021, July). Hands-on environmental science during a pandemic: activity design, results, and efficacy. Earth Educators’ Rendezvous 2021 (Virtual: COVID-19).
Stein, R., Smith, S. Y., Sheldon, N.D. (2020, December) Multi-proxy evidence for constant hydrological sources and mild, wet climate in post-EECO Greater Green River Basin. American Geophysical Union Fall Meeting, 2020 (Virtual: COVID-19).
Stein, R., Smith, S. Y., Sheldon, N.D. (2020, October) Multiple Proxies to describe and constrain regional conditions of the North American continental interior as response to Early Eocene Climatic Optimum. Geological Society of America Annual Meeting, 2020 (Virtual: COVID-19).
Stein, R., Smith, S. Y., Sheldon, N.D. (2020, June) Using soil organic carbon isotopes in C3 dominated ecosystems to reconstruct ancient precipitation. Goldschmidt, 2020 (Virtual: COVID-19).
Stein, R., Smith, S. Y., Sheldon, N. D. (2019, December) Refining the Use of Stable Carbon Isotopes in Terrestrial Forest Ecosystems to Reconstruct Climate. In AGU Fall Meeting 2019. AGU.
Smith, S. Y., Johnson, J. E., Levin, N. E., Dick, G., Munson, J., Arbic, B. K., & Stein, R. (2019, December). Diversity, Equity, & Inclusion initiatives in Earth Sciences at the University of Michigan. In AGU Fall Meeting 2019.
Sheldon, N. D., Smith, S. Y., Stein, R., & Ng, M. (2019, December). Carbon isotope ecology of gymnosperms and implications for paleoclimatic and paleoecological studies. In AGU Fall Meeting 2019.
Stein, R., Sheldon, N. D., & Smith, S. Y. (2018, December). Using Historical Isotope Chemistry to Look at Modern and Future Biosphere-Atmosphere Interactions. In AGU Fall Meeting Abstracts.
Stein, R., Smith, S. Y., Sheldon, N. D. Variable leaf chemistry response to rising pCO2 and paleo-implications. Green Life Symposium (Ann Arbor, Michigan), September 2018. Poster Presentation.
Stein, R., Smith, S. Y., Sheldon, N. D. The need for taxonomic certainty in the use of 13C/12C values to reconstruct paleo-atmosphere. European Paleobotany and Palynology Conference (Dublin, Ireland), August 2018. Oral Presentation.
Stein, R., Smith, S. Y., Sheldon, N. D. The need for taxonomic certainty in the use of 13C/12C values to reconstruct paleo-atmosphere. Midcontinent Paleobotanical Colloquium (Athens, Ohio), June 2018. Oral Presentation.
Stein, R., Smith, S. Y., Sheldon, N. D. The use of stable carbon isotope values in leaves to reconstruct mean annual precipitation in the fossil record. Michigan Geophysical Union (Ann Arbor, Michigan), May 2018. Poster Presentation.
Stein, R., Smith, S. Y., Sheldon, N. D. Stable isotope ecology and paleoclimate implications of modern Thuja plicata in the Pacific Northwest. GSA Annual Meeting (Seattle, Washington), October 2017. Poster Presentation.
Stein, R., Smith, S. Y., Sheldon, N. D. Stable isotope ecology of modern Thuja occidentalis and paleoclimate implications. Midcontinent Paleobotanical Colloquium (Ann Arbor, Michigan), May 2017.