Summit Greenland Panorama
Photo by L.Davidge

Welcome to the University of Rochester Ice Core and Atmospheric Chemistry Lab website. Here you can find information about our research, the members of our research group, and the facilities we have in our laboratory.

Please follow our expedition blog for information about our field campaigns!

Vas and Mingzhe sampling at Lake Navajo, CO
Photo by M.Scholer
Team sampling in Western NY
Photo by K.Hall
Picture of San Juan NF, CO
Photo by K.Hall
Taylor Glacier Terminus
Photo by P.Neff
Packing ice cores in melter
Photo by C.Buizert
Glacier front at Greenland
Photo by X.Fain
Backlit Ice Layers
Photo by L.Davidge
Driving over the Greenland Ice Sheet
Photo by X.Fain

Recent Publications

Menking, J.A., Shackleton, S.A., Bauska, T.K., Buffen, A.M., Brook, E.J., Barker, S., Severinghaus, J.P., Dyonisius, M.N., Petrenko, V.V. 2022. Multiple carbon cycle mechanisms associated with the glaciation of Marine Isotope Stage 4. Nature Communications, 13:5443, https://doi.org/10.1038/s41467-022-33166-3.

Dyonisius, M., Petrenko, V., Smith, A., Hmiel, B., Neff, P., Yang, B., Hua, Q., Schmitt, J., Shackleton, S., Buizert, C., Place, P., Menking, J., Beaudette, R., Harth, C., Kalk, M., Roop, H., Bereiter, B., Armanetti, C., Vimont, I., Michel, S. E., Brook, E., Severinghaus , J., Weiss, R., McConnell, J. 2022. Using ice core measurements from Taylor Glacier, Antarctica to calibrate in situ cosmogenic  14 C production rates by muons. The Cryosphere Discussions, https://doi.org/10.5194/tc-2021-375.

Faïn, X., Rhodes, R.H., Place, P., Petrenko, V.V., Fourteau, K., Chellman, N., Crosier, E., McConnell, J.R., Brook, E.J., Blunier, T., Legrand, M., Chappellaz, J. 2022. Northern Hemisphere atmospheric history of carbon monoxide since preindustrial times reconstructed from multiple Greenland ice cores. Climate of the Past, 18, 631 – 647, https://doi.org/10.5194/cp-18-631-2022.

Shackleton, S., Menking, J.A., Brook, E., Buizert, C., Dyonisius, M.N.,Petrenko, V.V., Baggenstos, D., and Severinghaus, J.P. 2021. Evolution of mean ocean temperature in Marine Isotope Stage 4. Climate of the Past, 17, 2273–2289. https://doi.org/10.5194/cp-17-2273-2021.

Kazemi, R. Schlageter, W., Hmiel, B., Weber, T.S., Murray, L.T., Petrenko, V.V. 2021. Investigating methane emissions from geologic microseepage in Western New York State, United States. Elementa, 9: 1.    https://online.ucpress.edu/elementa/article/9/1/00066/117169/Investigating-methane-emissions-from-geologic

Petrenko, V.V., A.M. Smith, E.M. Crosier, R. Kazemi, P. Place, A. Colton, B. Yang, Q. Hua, L.T. Murray. 2021. An improved method for atmospheric 14CO measurements. Atmospheric Measurement Techniques, 14, 2055–2063. https://amt.copernicus.org/articles/14/2055/2021/.

Aydin, M., G. L. Britten, S. A. Montzka, C. Buizert, F. Primeau, V.V. Petrenko, M. B. Battle, M. R. Nicewonger, J. Patterson, B. Hmiel, and E. S. Saltzman. 2020. Anthropogenic Impacts on Atmospheric Carbonyl Sulfide Since the 19th Century Inferred From Polar Firn Air and Ice Core Measurements. Journal of Geophysical Research: Atmospheres, 125, e2020JD033074. https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2020JD033074

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, e2020GL089110. https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020GL089110

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., Häberli, M.,
Schmitt, J., , Fischer, H. and Severinghaus, J.P. 2020. Global ocean heat content in the Last Interglacial. Nature Geoscience, 13, 77-81. https://www.nature.com/articles/s41561-019-0498-0.

M. N. Dyonisius, V. V. Petrenko, A. M. SmithQ. Hua, B. Yang, J. Schmitt, J. Beck, B. Seth, M. Bock, B. Hmiel, I. Vimont, J. A. Menking, S. A. Shackleton, D. Baggenstos, T. K. Bauska, R. H. Rhodes, P. Sperlich, R. Beaudette, C. Harth, M. Kalk, E. J. Brook, H. Fischer, J. P. Severinghaus, R. F. Weiss. 2020. Old carbon reservoirs were not important in the deglacial methane budget. Science. 367, 907-910. https://science.sciencemag.org/content/367/6480/907.abstract

B. Hmiel, V.V Petrenko, M.N. Dyonisius, C. Buizert, A.M. Smith, P.F. Place, C. Harth, R. Beaudette, Q. Hua, B. Yang, I. Vimont, S.E. Michel, J.P. Severinghaus, D. Etheridge, T. Bromley, J. Schmitt, X. Faïn, R.F. Weiss, E.J. Dlugokencky, Preindustrial 14CH4 indicates greater anthropogenic fossil CH4 emissions, Nature. 2020 https://doi.org/10.1038/s41586-020-1991-8


More Publications

Recent News

Humans are a bigger source of climate-altering methane, new studies suggest: Science Magazine article on Michael's Science paper. February 2020.

Old Carbon reservoirs unlikely to cause massive greenhouse gas release: Article on Michael's Science paper. February 2020.

Natural gas is much 'dirtier' energy souce than we thought: National Geographic article on Ben's Nature paper. February 2020.

Oil and Gas May Be a Far Bigger Climate Threat Than We Knew: New York Times article on Ben's Nature paper. February 2020.

Antarctic scientists begin hunt for sky’s ‘detergent’: Nature Article on upcoming Law Dome Project, November 2018

Antarctic ice mission seeks mystery molecules that scrub sky: Article on upcoming Law Dome Project, October 2018

Could the key to reversing climate change lie beneath the Antarctic? Scientists will drill 800ft deep holes in ice sheets to find a mystery 'detergent' that could clean the air of harmful greenhouse gases: Daily Mail article on upcoming Law Dome Project, October 2018

"Why does ice make that sound?": An analysis of the sound in Peter's ice drop video, April 2018

Viral video of ice dropping into a borehole originally tweeted by Peter, February 2018.

More News