photo credit: Hal Love

photo credit: Hal Love

* denotes student author

Ronay*, E.R., Breitenbach, S.F.M., Oster, J.L., 2019, Sensitivity of speleothem records in the Indian Summer Monsoon region to dry season infiltration. Scientific Reports, 9:5091,

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

Ibarra, D.E., Oster, J.L., Winnick, M.J., Caves Rugenstein, J., Byrne, M.P., Chamberlain, C.P., 2018. Warm and cold wet states in the western United States during the Plio-Pleistocene. Geology, 46, 355-358.

Hermann*, N.W., Oster, J.L., Ibarra, D.E., 2018. Spatial patterns and driving mechanisms of mid-Holocene hydroclimate in western North America. Journal of Quaternary Science, 33, 421-434.

Weber, M., Wassenburg, J.A., Jochum, K.P., Breitenbach, S.F.M., Oster, J.L., Scholz, D., 2017. Sr-isotope analysis of speleothems by LA-MC-ICP-MS: High temporal resolution and fast data acquisition. Chemical Geology, 468, 63-74.

Oster, J.L., Sharp, W.D., Covey*, A.K., Gibson* J. Rogers, B., Mix, H., 2017. Climate response to the 8.2 ka event in coastal California. Scientific Reports, 7:3886, doi:10.1038/s41598-017-04215-5.

Liu, Y., Oster, J.L., Druhan, J.L., 2017. The hydrologic record of karst systems: linking soil moisture to the carbon isotope signatures of soils above the Blue Spring cave system.  Acta Geochimica 36, 392-395.

Oster, J.L., Kitajima, K., Valley, J.W., Rogers, B.W., Maher, K., 2017. An evaluation of paired d18O and (234U/238U)0 in opal as a tool for paleoclimate reconstruction in semi-arid environments. Chemical Geology, 449, 236-252.

Oster, J.L., Kelley, N.P., 2016. Tracking regional and global teleconnections recorded by western North American speleothem records. Invited. Quaternary Science Reviews,  149, 18-33.

Wassenburg, J.A., Scholz, D., Jochum, K.P., Cheng, H., Oster, J.L., Immenhauser, A., Richter, D.K., Häger, T., Jamieson, R.A., Baldini, J.U.L., Hoffmann, D., Breitenbach, S.F.M., 2016. Determination of aragonite trace element distribution coefficients from speleothem calcite-aragonite transitions. Geochimica et Cosmochimica Acta, 190, 347-367.

Wong, C.I., Potter, G.L., Montanez, I.P., Otto-Bliesner, B.L., Behling, P., Oster, J.L., 2016. Evolution of moisture transport to the western U.S. during the last deglaciation. Geophysical Research Letters, v. 43, doi:10.1002/2016GL068389.

Oerter, E.J., Sharp, W.D., Oster, J.L., Ebeling, A., Valley, J.W., Kozdon, R., Orland, I.J., Hellstrom, J., Woodhead, J.D., Hergt, J.M., Chadwick, O.A., Amundson, R., 2016. Pedothem carbonates reveal anomalous North American atmospheric circulation 70,000-55,000 years ago. PNAS doi:10.1073/pnas.1515478113.

Oster, J.L., Montanez, I.P., Santare*, L.R., Sharp, W.D., Wong, C., Cooper, K.M., 2015. Stalagmite records of hydroclimate in central California during termination 1. Quaternary Science Reviews, 127, 199-214.

Myers*, C.G., Oster, J.L., Sharp, W.D., Bennartz, R., Kelley, N.P., Covey*, A.K., Breitenbach, S.F.M. 2015. Northeast Indian stalagmite records Pacific decadal climate change: Implications for moisture transport and drought in India. Geophysical Research Letters, v. 42, doi:10.1002/2015GL063826.

Oster, J.L., Ibarra, D.E., Winnick, M.J., Maher, K. 2015. Steering of westerly storms over western North America at the Last Glacial Maximum. Nature Geoscience, v. 8, p. 201-205, doi:10.1038/ngeo2365. 

Oster, J.L. Montanez, I.P., Mertz-Kraus, R., Sharp., W.D., Stock, G.M., Spero, H.J., Tinsley, J., and Zachos, J.C. 2014. Millennial-scale variations in western Sierra Nevada precipitation during the last glacial cycle MIS 4/3 transition. Quaternary Research, v. 82, p. 236- 248. 

Maher, K., Ibarra, D.E., Oster, J.L., Miller, D.M., Redwine, J.L., Reheis, M.C., and Harden, J.W. 2014. Uranium isotopes in soils as a proxy for past infiltration and precipitation across the western United States,American Journal of Science, v. 314, p. 821-857.

Oster, J.L., Montanez, I.P., and Kelley, N.P., 2012. Response of a modern cave system to large seasonal precipitation variability. Geochimica et Cosmochimica Acta, v. 91, p. 92 – 108.  doi:10.1016/j.gca.2012.05.027

Oster, J.L., Ibarra, D.L., Harris, C.H., and Maher, K. 2012. Influence of eolian deposition and rainfall amounts on the U-isotopic composition of soil water and soil minerals. Geochimica et Cosmochimica Acta, v. 88, p. 146 – 166.

Oster, J.L., Montanez, I.P., Guilderson, T.P., Sharp, W.D. and Banner, J.L. 2010. Modeling speleothem δ13C variability in a central Sierra Nevada cave using 14C and 87Sr/86Sr, Geochimica et Cosmochimica Acta, v. 74, p. 5228 – 5242. doi:10.1016/j.gca.2010.06.030

Oster, J.L., Montanez, I.P., Sharp, W.D. and Cooper, K.M. 2009. Late Pleistocene California drought during deglaciation and Arctic Warming: Earth and Planetary Science Letters, v. 288, p. 434 – 443.doi:10.1016/j.epsl.2009.10.003