Publications


Birner, B., Severinghaus, J., Paplawsky, B., & Keeling, R. F. (2022). Increasing atmospheric helium due to fossil fuel exploitation. Nature Geoscience, 15(5), 346-+. https://doi.org/10.1038/s41561-022-00932-3
Yan, Y. Z., Brook, E. J., Kurbatov, A. V., Severinghaus, J. P., & Higgins, J. A. (2021). Ice core evidence for atmospheric oxygen decline since the Mid-Pleistocene transition. Science Advances, 7(51), 11. https://doi.org/10.1126/sciadv.abj9341
Oyabu, I., Kawamura, K., Uchida, T., Fujita, S., Kitamura, K., Hirabayashi, M., Aoki, S., Morimoto, S., Nakazawa, T., Severinghaus, J. P., & Morgan, J. D. (2021). Fractionation of O-2/N-2 and Ar/N-2 in the Antarctic ice sheet during bubble formation and bubble-clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core. Cryosphere, 15(12), 5529–5555. https://doi.org/10.5194/tc-15-5529-2021
Seltzer, A. M., Krantz, J. A., Ng, J., Danskin, W. R., Bekaert, D. V., Barry, P. H., Kimbrough, D. L., Kulongoski, J. T., & Severinghaus, J. P. (2021). The triple argon isotope composition of groundwater on ten-thousand-year timescales. Chemical Geology, 583, 10. https://doi.org/10.1016/j.chemgeo.2021.120458
Shackleton, S., Menking, J. A., Brook, E., Buizert, C., Dyonisius, M. N., Petrenko, V. V., Baggenstos, D., & Severinghaus, J. P. (2021). Evolution of mean ocean temperature in Marine Isotope Stage 4. Climate of the Past, 17(5), 2273–2289. https://doi.org/10.5194/cp-17-2273-2021
Patterson, J. D., Aydin, M., Crotwell, A. M., Petron, G., Severinghaus, J. P., Krummel, P. B., Langenfelds, R. L., & Saltzman, E. S. (2021). H2 in Antarctic firn air: Atmospheric reconstructions and implications for anthropogenic emissions. Proceedings of the National Academy of Sciences of the United States of America, 118(36), 8. https://doi.org/10.1073/pnas.2103335118
Goodge, J. W., Severinghaus, J. P., Johnson, J., Tosi, D., & Bay, R. (2021). Deep ice drilling, bedrock coring and dust logging with the Rapid Access Ice Drill (RAID) at Minna Bluff, Antarctica. Annals of Glaciology, 62(85–86), 324–339. https://doi.org/10.1017/aog.2021.13
He, C. F., Liu, Z. Y., Otto-Bliesner, B. L., Brady, E. C., Zhu, C. Y., Tomas, R., Buizert, C., & Severinghaus, J. P. (2021). Abrupt Heinrich Stadial 1 cooling missing in Greenland oxygen isotopes. Science Advances, 7(25). https://doi.org/10.1126/sciadv.abh1007
Buizert, C., Fudge, T. J., Roberts, W. H. G., Steig, E. J., Sherriff-Tadano, S., Ritz, C., Lefebvre, E., Edwards, J., Kawamura, K., Oyabu, I., Motoyama, H., Kahle, E. C., Jones, T. R., Abe-Ouchi, A., Obase, T., Martin, C., Corr, H., Severinghaus, J. P., Beaudette, R., … Schwander, J. (2021). Antarctic surface temperature and elevation during the Last Glacial Maximum. Science, 372(6546), 1097-+. https://doi.org/10.1126/science.abd2897
Seltzer, A. M., Ng, J., Aeschbach, W., Kipfer, R., Kulongoski, J. T., Severinghaus, J. P., & Stute, M. (2021). Widespread six degrees Celsius cooling on land during the Last Glacial Maximum. Nature, 593(7858), 228-+. https://doi.org/10.1038/s41586-021-03467-6
Birner, B., Paplawsky, W., Severinghaus, J., & Keeling, R. F. (2021). A method for resolving changes in atmospheric He / N-2 as an indicator of fossil fuel extraction and stratospheric circulation. Atmospheric Measurement Techniques, 14(3), 2515–2527. https://doi.org/10.5194/amt-14-2515-2021
Epifanio, J. A., Brook, E. J., Buizert, C., Edwards, J. S., Sowers, T. A., Kahle, E. C., Severinghaus, J. P., Steig, E. J., Winski, D. A., Osterberg, E. C., Fudge, T. J., Aydin, M., Hood, E., Kalk, M., Kreutz, K. J., Ferris, D. G., & Kennedy, J. A. (2020). The SP19 chronology for the South Pole Ice Core - Part 2: gas chronology, Eage, and smoothing of atmospheric records. Climate of the Past, 16(6), 2431–2444. https://doi.org/10.5194/cp-16-2431-2020
Oyabu, I., Kawamura, K., Kitamura, K., Dallmayr, R., Kitamura, A., Sawada, C., Severinghaus, J. P., Beaudette, R., Orsi, A., Sugawara, S., Ishidoya, S., Dahl-Jensen, D., Goto-Azuma, K., Aoki, S., & Nakazawa, T. (2020). New technique for high-precision, simultaneous measurements of CH4, N2O and CO2 concentrations; isotopic and elemental ratios of N-2, O-2 and Ar; and total air content in ice cores by wet extraction. Atmospheric Measurement Techniques, 13(12), 6703–6731. https://doi.org/10.5194/amt-13-6703-2020
Menking, J. A., Brook, E. J., Schilt, A., Shackleton, S., Dyonisius, M., Severinghaus, J. P., & Petrenko, V. V. (2020). Millennial-scale changes in terrestrial and marine nitrous oxide emissions at the onset and termination of Marine Isotope Stage 4. Geophysical Research Letters, 47(22). https://doi.org/10.1029/2020gl089110
Birner, B., Chipperfield, M. P., Morgan, E. J., Stephens, B. B., Linz, M., Feng, W. H., Wilson, C., Bent, J. D., Wofsy, S. C., Severinghaus, J., & Keeling, R. F. (2020). Gravitational separation of Ar/N-2 and age of air in the lowermost stratosphere in airborne observations and a chemical transport model. Atmospheric Chemistry and Physics, 20(21), 12391–12408. https://doi.org/10.5194/acp-20-12391-2020
Cheng, H., Zhang, H. W., Spotl, C., Baker, J., Sinha, A., Li, H. Y., Bartolome, M., Moreno, A., Kathayat, G., Zhao, J. Y., Dong, X. Y., Li, Y. W., Ning, Y. F., Jia, X., Zong, B. Y., Brahim, Y. A., Perez-Mejias, C., Cai, Y. J., Novello, V. F., … Edwards, R. L. (2020). Timing and structure of the Younger Dryas event and its underlying climate dynamics. Proceedings of the National Academy of Sciences of the United States of America, 117(38), 23408–23417. https://doi.org/10.1073/pnas.2007869117
Lee, J. E., Brook, E. J., Bertler, N. A. N., Buizert, C., Baisden, T., Blunier, T., Ciobanu, V. G., Conway, H., Dahl-Jensen, D., Fudge, T. J., Hindmarsh, R., Keller, E. D., Parrenin, F., Severinghaus, J. P., Vallelonga, P., Waddington, E. D., & Winstrup, M. (2020). An 83,000-year-old ice core from Roosevelt Island, Ross Sea, Antarctica. Climate of the Past, 16(5), 1691–1713. https://doi.org/10.5194/cp-16-1691-2020
Patterson, J. D., Aydin, M., Crotwell, A. M., Petron, G., Severinghaus, J. P., & Saltzman, E. S. (2020). Atmospheric history of H-2 over the past century reconstructed from South Pole firn air. Geophysical Research Letters, 47(14). https://doi.org/10.1029/2020gl087787
Hmiel, B., Petrenko, V. V., Dyonisius, M. N., Buizert, C., Smith, A. M., Place, P. F., Harth, C., Beaudette, R., Hua, Q., Yang, B., Vimont, I., Michel, S. E., Severinghaus, J. P., Etheridge, D., Bromley, T., Schmitt, J., Fa?n, X., Weiss, R. F., & Dlugokencky, E. (2020). Preindustrial (CH4)-C-14 indicates greater anthropogenic fossil CH4 emissions. Nature, 578(7795), 409-+. https://doi.org/10.1038/s41586-020-1991-8
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., … Weiss, R. F. (2020). Old carbon reservoirs were not important in the deglacial methane budget. Science, 367(6480), 907-+. 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., Haberli, M., Schmitt, J., Fischer, H., & Severinghaus, J. P. (2020). Global ocean heat content in the Last Interglacial. Nature Geoscience, 13(1). https://doi.org/10.1038/s41561-019-0498-0
Seltzer, A. M., Ng, J., Danskin, W. R., Kulongoski, J. T., Gannon, R. S., Stute, M., & Severinghaus, J. P. (2019). Deglacial water-table decline in Southern California recorded by noble gas isotopes. Nature Communications, 10. https://doi.org/10.1038/s41467-019-13693-2
Yan, Y. Z., Bender, M. L., Brook, E. J., Clifford, H. M., Kemeny, P. C., Kurbatov, A. V., Mackay, S., Mayewski, P. A., Ng, J., Severinghaus, J. P., & Higgins, J. A. (2019). Two-million-year-old snapshots of atmospheric gases from Antarctic ice. Nature, 574(7780), 663-+. https://doi.org/10.1038/s41586-019-1692-3
Winski, D. A., Fudge, T. J., Ferris, D. G., Osterberg, E. C., Fegyveresi, J. M., Cole-Dai, J., Thundercloud, Z., Cox, T. S., Kreutz, K. J., Ortman, N., Buizert, C., Epifanio, J., Brook, E. J., Beaudette, R., Severinghaus, J., Sowers, T., Steig, E. J., Kahle, E. C., Jones, T. R., … McConnell, J. R. (2019). The SP19 chronology for the South Pole Ice Core - Part 1: volcanic matching and annual layer counting. Climate of the Past, 15(5), 1793–1808. https://doi.org/10.5194/cp-15-1793-2019
Menking, J. A., Brook, E. J., Shackleton, S. A., Severinghaus, J. P., Dyonisius, M. N., Petrenko, V., McConnell, J. R., Rhodes, R. H., Bauska, T. K., Baggenstos, D., Marcott, S., & Barker, S. (2019). Spatial pattern of accumulation at Taylor Dome during Marine Isotope Stage 4: stratigraphic constraints from Taylor Glacier. Climate of the Past, 15(4), 1537–1556. https://doi.org/10.5194/cp-15-1537-2019
Mühle, J., Trudinger, C. M., Western, L. M., Rigby, M., Vollmer, M. K., Park, S., Manning, A. J., Say, D., Ganesan, A., Steele, L. P., Ivy, D. J., Arnold, T., Li, S., Stohl, A., Harth, C. M., Salameh, P. K., McCulloch, A., O’Doherty, S., Park, M. K., … Weiss, R. F. (2019). Perfluorocyclobutane (PFC-318, c-C4F8) in the global atmosphere. Atmospheric Chemistry and Physics, 19(15), 10335–10359. https://doi.org/10.5194/acp-19-10335-2019
Seltzer, A. M., Pavia, F. J., Ng, J., & Severinghaus, J. P. (2019). Heavy noble gas isotopes as new constraints on the ventilation of the deep ocean. Geophysical Research Letters, 46(15), 8926–8932. https://doi.org/10.1029/2019gl084089
Baggenstos, D., Haberli, M., Schmitt, J., Shackleton, S. A., Birner, B., Severinghaus, J. P., Kellerhals, T., & Fischer, H. (2019). Earth’s radiative imbalance from the Last Glacial Maximum to the present. Proceedings of the National Academy of Sciences of the United States of America, 116(30), 14881–14886. https://doi.org/10.1073/pnas.1905447116
Seltzer, A. M., Ng, J., & Severinghaus, J. P. (2019). Precise determination of Ar, Kr and Xe isotopic fractionation due to diffusion and dissolution in fresh water. Earth and Planetary Science Letters, 514, 156–165. https://doi.org/10.1016/j.epsl.2019.03.008
Bauska, T. K., Brook, E. J., Marcott, S. A., Baggenstos, D., Shackleton, S., Severinghaus, J. P., & Petrenko, V. V. (2018). Controls on Millennial-Scale Atmospheric CO2 Variability During the Last Glacial Period. Geophysical Research Letters, 45(15), 7731–7740. https://doi.org/10.1029/2018gl077881
Wagner, T. J. W., Dell, R. W., Eisenman, I., Keeling, R. F., Padman, L., & Severinghaus, J. P. (2018). Wave inhibition by sea ice enables trans-Atlantic ice rafting of debris during Heinrich events. Earth and Planetary Science Letters, 495, 157–163. https://doi.org/10.1016/j.epsl.2018.05.006
Baggenstos, D., Severinghaus, J. P., Mulvaney, R., McConnell, J. R., Sigl, M., Maselli, O., Petit, J. R., Grente, B., & Steig, E. J. (2018). A Horizontal Ice Core From Taylor Glacier, Its Implications for Antarctic Climate History, and an Improved Taylor Dome Ice Core Time Scale. Paleoceanography and Paleoclimatology, 33(7), 778–794. https://doi.org/10.1029/2017pa003297
Birner, B., Buizert, C., Wagner, T. J. W., & Severinghaus, J. P. (2018). The influence of layering and barometric pumping on firn air transport in a 2-D model. Cryosphere, 12(6), 2021–2037. https://doi.org/10.5194/tc-12-2021-2018
Bereiter, B., Kawamura, K., & Severinghaus, J. P. (2018). New methods for measuring atmospheric heavy noble gas isotope and elemental ratios in ice core samples. Rapid Communications in Mass Spectrometry, 32(10), 801–814. https://doi.org/10.1002/rcm.8099
Bertler, N. A. N., Conway, H., Dahl-Jensen, D., Emanuelsson, D. B., Winstrup, M., Vallelonga, P. T., Lee, J. E., Brook, E. J., Severinghaus, J. P., Fudge, T. J., Keller, E. D., Baisden, W. T., Hindmarsh, R. C. A., Neff, P. D., Blunier, T., Edwards, R., Mayewski, P. A., Kipfstuhl, S., Buizert, C., … Zhang, X. (2018). The Ross Sea Dipole - temperature, snow accumulation and sea ice variability in the Ross Sea region, Antarctica, over the past 2700 years. Climate of the Past, 14(2), 193–214. https://doi.org/10.5194/cp-14-193-2018
Bereiter, B., Shackleton, S., Baggenstos, D., Kawamura, K., & Severinghaus, J. (2018). Mean global ocean temperatures during the last glacial transition. Nature, 553(7686), 39-+. https://doi.org/10.1038/nature25152
Hamme, R. C., Emerson, S. R., Severinghaus, J. P., Long, M. C., & Yashayaev, I. (2017). Using noble gas measurements to derive air-sea process information and predict physical gas saturations. Geophysical Research Letters, 44(19), 9901–9909. https://doi.org/10.1002/2017gl075123
Seltzer, A. M., Buizert, C., Baggenstos, D., Brook, E. J., Ahn, J., Yang, J. W., & Severinghaus, J. P. (2017). Does delta O-18 of O-2 record meridional shifts in tropical rainfall? Climate of the Past, 13(10), 1323–1338. https://doi.org/10.5194/cp-13-1323-2017
McConnell, J. R., Burke, A., Dunbar, N. W., Kohler, P., Thomas, J. L., Arienzo, M. M., Chellman, N. J., Maselli, O. J., Sigl, M., Adkins, J. F., Baggenstos, D., Burkhart, J. F., Brook, E. J., Buizert, C., Cole-Dai, J., Fudge, T. J., Knorr, G., Graf, H. F., Grieman, M. M., … Winckler, G. (2017). Synchronous volcanic eruptions and abrupt climate change similar to 17.7 ka plausibly linked by stratospheric ozone depletion. Proceedings of the National Academy of Sciences of the United States of America, 114(38), 10035–10040. https://doi.org/10.1073/pnas.1705595114
Baggenstos, D., Bauska, T. K., Severinghaus, J. P., Lee, J. E., Schaefer, H., Buizert, C., Brook, E. J., Shackleton, S., & Petrenko, V. V. (2017). Atmospheric gas records from Taylor Glacier, Antarctica, reveal ancient ice with ages spanning the entire last glacial cycle. Climate of the Past, 13(7), 943–958. https://doi.org/10.5194/cp-13-943-2017
Orsi, A. J., Kawamura, K., Masson-Delmotte, V., Fettweis, X., Box, J. E., Dahl-Jensen, D., Clow, G. D., Landais, A., & Severinghaus, J. P. (2017). The recent warming trend in North Greenland. Geophysical Research Letters, 44(12), 6235–6243. https://doi.org/10.1002/2016gl072212
Seltzer, A. M., Severinghaus, J. P., Andraski, B. J., & Stonestrom, D. A. (2017). Steady state fractionation of heavy noble gas isotopes in a deep unsaturated zone. Water Resources Research, 53(4), 2716–2732. https://doi.org/10.1002/2016WR019655
Cuffey, K. M., Clow, G. D., Steig, E. J., Buizert, C., Fudge, T. J., Koutnik, M., Waddington, E. D., Alley, R. B., & Severinghaus, J. P. (2016). Deglacial temperature history of West Antarctica. Proceedings of the National Academy of Sciences of the United States of America, 113(50), 14249–14254. https://doi.org/10.1073/pnas.1609132113
Goodge, J. W., & Severinghaus, J. P. (2016). Rapid Access Ice Drill: a new tool for exploration of the deep Antarctic ice sheets and subglacial geology. Journal of Glaciology, 62(236), 1049–1064. https://doi.org/10.1017/jog.2016.97
Buizert, C., & Severinghaus, J. P. (2016). Dispersion in deep polar firn driven by synoptic-scale surface pressure variability. Cryosphere, 10(5), 2099–2111. https://doi.org/10.5194/tc-10-2099-20160
Petrenko, V. V., Severinghaus, J. P., Schaefer, H., Smith, A. M., Kuhl, T., Baggenstos, D., Hua, Q., Brook, E. J., Rose, P., Kulin, R., Bauska, T., Harth, C., Buizert, C., Orsi, A., Emanuele, G., Lee, J. E., Brailsford, G., Keeling, R., & Weiss, R. F. (2016). Measurements of 14C in ancient ice from Taylor Glacier, Antarctica constrain in situ cosmogenic 14CH4 and 14CO production rates. Geochimica Et Cosmochimica Acta, 177, 62–77. https://doi.org/10.1016/j.gca.2016.01.004
Bauska, T. K., Baggenstos, D., Brook, E. J., Mix, A. C., Marcott, S. A., Petrenko, V. V., Schaefer, H., Severinghaus, J. P., & Lee, J. E. (2016). Carbon isotopes characterize rapid changes in atmospheric carbon dioxide during the last deglaciation. Proceedings of the National Academy of Sciences of the United States of America, 113(13), 3465–3470. https://doi.org/10.1073/pnas.1513868113
Orsi, A. J., Kawamura, K., Fegyveresi, J. M., Headly, M. A., Alley, R. B., & Severinghaus, J. P. (2015). Differentiating bubble-free layers from melt layers in ice cores using noble gases. Journal of Glaciology, 61(227), 585–594. https://doi.org/10.3189/2015JoG14J237
Rhodes, R. H., Brook, E. J., Chiang, J. C. H., Blunier, T., Maselli, O. J., McConnell, J. R., Romanini, D., & Severinghaus, J. P. (2015). Enhanced tropical methane production in response to iceberg discharge in the North Atlantic. Science, 348(6238), 1016–1019. https://doi.org/10.1126/science.1262005
Buizert, C., Adrian, B., Ahn, J., Albert, M., Alley, R. B., Baggenstos, D., Bauska, T. K., Bay, R. C., Bencivengo, B. B., Bentley, C. R., Brook, E. J., Chellman, N. J., Clow, G. D., Cole-Dai, J., Conway, H., Cravens, E., Cuffey, K. M., Dunbar, N. W., Edwards, J. S., … Wais Divide Project Members. (2015). Precise interpolar phasing of abrupt climate change during the last ice age. Nature, 520(7549), 661-U169. https://doi.org/10.1038/nature14401