DRI / DIRECTORY / NATHAN CHELLMAN
Nathan Chellman Profile Photo
Dr. Nathan Chellman
Postdoctoral Fellow

Publications
2019
Gleason, K. E., McConnell, J. R., Arienzo, M. M., Chellman, N. J., Calvin, W. (2019). Four-fold increase in solar forcing on snow in western U.S. burned forests since 1999, Nature Communications, 10 (1), 2026, 10.1038/s41467-019-09935-y
Arienzo, M. M., McConnell, J. R., Chellman, N. J., Kipfstuhl, S. (2019). Method for Correcting Continuous Ice-Core Elemental Measurements for Under-Recovery, Environmental Science & Technology, 53 (10), 5887-5894, American Chemical Society, 10.1021/acs.est.9b00199
Preunkert, S., McConnell, J. R., Hoffmann, H., Legrand, M., Wilson, A., Eckhardt, S., Stohl, A., Chellman, N. J., Arienzo, M. M., Friedrich, R. (2019). Lead and Antimony in Basal Ice From Col du Dome (French Alps) Dated With Radiocarbon: A Record of Pollution During Antiquity, Geophysical Research Letters, 46 (9), 4953-4961, John Wiley & Sons, Ltd, 10.1029/2019GL082641
Arienzo, M. M., Maezumi, S., Chellman, N. J., Iriarte, J. (2019). Pre-Columbian Fire Management Linked to Refractory Black Carbon Emissions in the Amazon, Fire, 2 (2), 31, Multidisciplinary Digital Publishing Institute
McConnell, J. R., Chellman, N. J., Wilson, A. I., Stohl, A., Arienzo, M. M., Eckhardt, S., Fritzsche, D., Kipfstuhl, S., Opel, T., Place, P. F., Steffensen, J. P. (2019). Pervasive Arctic lead pollution suggests substantial growth in Medieval silver production modulated by plague, climate and conflict, Proc. Natl. Acad. Sci. U.S.A., 116 (30), 14910-14915, 10.1073/pnas.1904515116
2018
Legrand, M., McConnell, J. R., Preunkert, S., Arienzo, M. M., Chellman, N. J., Gleason, K. E., Sherwen, T., Evans, M., Carpenter, L. (2018). Alpine ice evidence of a three-fold increase in atmospheric iodine deposition since 1950 in Europe due to increasing oceanic emissions, Proceedings of the National Academy of Sciences, 115 (48), 12136-12141, National Acad Sciences
Chellman, N. J., McConnell, J. R., Heyvaert, A. C., Arienzo, M. M., Wennrich, V. (2018). Incandescence-based single-particle method for black carbon quantification in lake sediment cores, Limnology and Oceanography: Methods, 16 (11), 711-721, Wiley Online Library
McConnell, J. R., Wilson, A., Stohl, A., Arienzo, M. M., Chellman, N. J., Eckhardt, S., Thompson, E., Pollard, A., Steffensen, J. (2018). Lead pollution recorded in Greenland ice indicates European emissions tracked plagues, wars, and imperial expansion during antiquity, Proceedings of the National Academy of Sciences, 201721818, National Acad Sciences
Macdonald, K. M., Sharma, S., Toom, D., Chivulescu, A., Platt, A., Elsasser, M., Huang, L., Leaitch, R., Chellman, N. J., McConnell, J. R., Bozem, H., Kunkel, D., Lei, Y. D., Jeong, C., Abbatt, J. P., Evans, G. J. (2018). Temporally-delineated sources of major chemical species in high Arctic snow, Atmos. Chem. Phys., 18, 3485-3503, 10.5194/acp-18-3485-2018
Medley, B., McConnell, J. R., Neumann, T. A., Reijmer, C. H., Chellman, N. J., Sigl, M., Kipfstuhl, S. (2018). East Antarctic temperature & snowfall increasing faster than climate model projections, Geophys. Res. Lett., 45, 1472-1480, 10.1002/2017GL075992
2017
Maselli, O. J., Chellman, N. J., Grieman, M., Layman, L. R., McConnell, J. R., Pasteris, D. R., Rhodes, R. H., Saltzman, E., Sigl, M. (2017). Sea ice and pollution-modulated changes in Greenland ice core methanesulfonate and bromine, Climate of the Past, 13 (1), 39-59, 10.5194/cp-13-39-2017
Macdonald, K., Sharma, S., Toom, D., Chivulescu, A., Hanna, S., Bertram, A., Platt, A., Elsasser, M., Huang, L., Chellman, N. J., McConnell, J. R., Bozem, H., Kunkel, D., Lei, Y., Evans, G. J., Abbatt, J. (2017). Observations of atmospheric chemical deposition to high Arctic show, Atmos. Chem. Phys., 17, 5775-5788, 10.5194/acp-17-5775-2017
Mekhaldi, F., McConnell, J. R., Adolphi, F., Arienzo, M. M., Chellman, N. J., Maselli, O. J., Sigl, M., Muscheler, R. (2017). No nitrate spikes detectable in several polar ice cores following the largest known solar events, Geophysical Research Abstracts, 19
Arienzo, M. M., McConnell, J. R., Murphy, L., Chellman, N. J., Das, s., Das, s., Kipfstuhl, S., Mulvaney, R. (2017). Holocene black carbon in Antarctica paralleled Southern Hemisphere climate, Journal of Geophysical Research: Atmospheres, 122, 10.1002/2017JD026599
Chellman, N. J., McConnell, J. R., Arienzo, M. M., Pederson, G., Aarons, S., Csank, A. (2017). Reassessment of the Upper Fremont Glacier ice core chronologies by synchronizing ice core water isotopes to a nearby tree-ring chronology, Environmental Science & Technology, 51 (8), 4230-4238, 10.1021/acs.est.6b06574
Mekhaldi, F., McConnell, J. R., Adophi, R., Arienzo, M. M., Chellman, N. J., Maselli, O. J., Moy, A., Plummer, A. D., Sigl, M., Muscheler, R. (2017). No coincident nitrate enhancement events in polar ice cores following the largest known solar storms, Journal of Geophysical Research: Atmospheres, 122, https://doi.org/10.1002/2017JD027325
McConnell, J. R., Burke, A., Dunbar, N. W., Köhler, 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., Fleet, L. G., Fudge, T. J., Knorr, G., Graf, H. F., Grieman, M. M., Iverson, N., McGwire, K. C., Mulvaney, R., Paris, G., Rhodes, R. H., Saltzman, E. S., Severinghaus, J. P., Steffensen, J. P., Taylor, K. C., Winckler, G. (2017). Synchronous volcanic eruptions and abrupt climate change ~17.7ka plausibly linked by stratospheric ozone depletion, Proc. Natl. Acad. Sci. U.S.A., 114 (38), 10035-10040, 10.1073/pnas.1705595114
2016
Arienzo, M. M., McConnell, J. R., Chellman, N. J., Criscitiello, A., Curran, M., Fritzsche, D., Kipfstuhl, S., Mulvaney, R., Nolan, M., Opel, T., Sigl, M., Steffensen, J. P. (2016). A method for continuous 239Pu determinations in Arctic and Antarctic ice cores, Environmental Science & Technology, 50 (13), 7066-7073, 10.1021/acs.est.6b01108
Legrand, M., McConnell, J. R., Fischer, H., Wolff, E. W., Preunkert, S., Chellman, N. J., Leuenberger, D., Maselli, O. J., Sigl, M., Schüpbach, S., Flannigan, M. (2016). Boreal fire records in Northern Hemisphere ice cores: A review, Climate of the Past, 12 (10), 2033-2059, 10.5194/cp-12-2033-2016
Chellman, N. J., Hastings, M. G., McConnell, J. R. (2016). Increased nitrate and decreased ?15N-NO3- in the Greenland Arctic ater 1940 attributed to North American oil burning, The Cryosphere Discuss., 10.5194/tc-2016-163
2015
Sigl, M., Winstrup, M., McConnell, J. R., Welten, K. C., Plunkett, G., Ludlow, F., Büntgen, U., Caffee, M., Chellman, N. J., Dahl-Jensen, D., Fischer, H., Kipfstuhl, S., Kostick, C., Maselli, O. J., Mekhaldi, F., Mulvaney, R., Muscheler, R., Pasteris, D. R., Pilcher, J. R., Salzer, M., Schüpbach, S., Steffensen, J. P., Vinther, B., Woodruff, T. E. (2015). Timing and global climate forcing of volcanic eruptions during the past 2,500 years, Nature, 523 (7562), 543-549, 10.1038/nature14565
Conference Proceedings
2019
Arienzo, M. M., Maezumi, Y., Chellman, N. J., Iriarte, J. (2019). Evidence of anthropogenic modification of the landscape through biomass burning from an Amazon lake sediment core, INQUA: Dublin, Ireland
Chellman, N. J., McConnell, J. R., Wilson, A. J., Stohl, A., Arienzo, M. M., Eckhardt, S., Kipfstuhl, S., Opel, T., Thompson, E., Pollard, M., Place, P., Steffensen, J. P. (2019). Widespread Arctic lead pollution since 1000 BCE documents ancient and medieval European lead-silver smelting, major historical events, and northern-hemisphere industrialization, Eos, Trans. AGU, Fall Meet. Suppl., Abstract No. A51H-2774
Osman, M., Coats, S., McConnell, J. R., Chellman, N. J., Das, S. (2019). Enhanced North Atlantic jet-stream variability coeval with Arctic warming during the last millennium, Eos, Trans. AGU, Fall Meet. Suppl., Abstract No. PP42B-06
2018
Arienzo, M. M., Preunkert, S., McConnell, J. R., Chellman, N. J., Legrand, M., Stohl, A., Eckhardt, S. (2018). Assessment of pollution from two ice cores from Col du Dome, French Alps, POLAR 2018: Davos, Switzerland
Arienzo, M. M., McConnell, J. R., Chellman, N. J., Gleason, K. E., Stohl, A., Eckhardt, S. (2018). Black carbon deposition to Antarctica: Low latitude hydroclimate teleconnections, POLAR 2018: Davos, Switzerland
2017
Chellman, N. J., McConnell, J. R., Arienzo, M. M., Pederson, G., Aarons, S., Csank, A. Z. (2017). An updated chronology for the Uper Fremont Glacier ice cores: Climate and environmental implications, GSA Annual Meeting: Seattle, WA
Gleason, K. E., Arienzo, M. M., Chellman, N. J., McConnell, J. R. (2017). Forest Fires Darken Snow for Years following Disturbance: Magnitude, Duration, and Composition of Light Absorbing Impurities in Seasonal Snow across a Chronosequence of Burned Forests in the Colorado River Headwaters, AGU Fall Meeting: New Orleans, LA
Das, S. B., Osman, M. B., Trusel, L. D., McConnell, J. R., Smith, B. E., Evans, M. J., Frey, K. E., Arienzo, M. M., Chellman, N. J. (2017). Towards multi-decadal to multi-millennial ice core records from coastal west Greenland ice caps, 2017 EGU General Assembly: Vienna, Austria, April 23, 2017-April 28, 2017, Session No. EGU2017-11372.
McConnell, J. R., Chellman, N. J., Arienzo, M. M., Osman, M. (2017). Black carbon and large-scale biomass burning in the Arctic during the past two millennia, 2017 Fourth Santa Fe Conference on Global & Regional Climate Change: Santa Fe, NM, February 7, 2017, Paper No. T19
McConnell, J. R., Arienzo, M. M., Murphy, L. N., Chellman, N. J., Das, S., Kipfstuhl, S. (2017). Black carbon, wildfire, and climate linkages in the Southern Hemisphere During the Holocene, Fourth Santa Fe Conference on Global & Regional Climate Change: Santa Fe, NM, February 8, 2017
Mekhaldi, F., McConnell, J. R., Adolphi, F., Arienzo, M. M., Chellman, N. J., Maselli, O. J., Sigl, M., Muscheler, R. (2017). No nitrate spikes detectable in several polar ice cores following the largest known solar events, 2017 EGU General Assembly: Vienna, Austria, April 23, 2017-April 28, 2017, Session No. EGU2017-14979.
Plunkett, G., Pilcher, J. R., McConnell, J. R., Sigl, M., Chellman, N. J. (2017). The significance of volcanic ash in Greenland ice cores during the Common Era, American Geophysical Union 2017 Fall Conference: New Orleans, LA, December 11, 2017, Abstract No. V036-287069.
Shackleton, S. A., Severinghaus, J. P., Baggenstos, D., Bereiter, B., Brook, E., Menking, J. A., Petrenko, V. V., Dyonisius, M., McConnell, J. R., Rhodes, R., Bauska, T. K., Arienzo, M. M., Chellman, N. J. (2017). Timing and magnitude of Last Interglacial ocean warming, 2017 AGU Fall Meeting: New Orleans, LA, December 15, 2017, Paper No. PP53C-05.
2016
Arienzo, M. M., McConnell, J. R., Murphy, L., Chriscitiello, A., Das, S., Chellman, N. J. (2016). Antarctic black carbon parallels insolation and millennial scale climate variation, American Geophysical Union, Annual Meeting: San Francisco, CA
Arienzo, M. M., McConnell, J. R., Chellman, N. J., Criscitiello, A., Curran, M., Kipfstuhl, S., Nolan, M., Sigl, M., Steffensen, J. P. (2016). Arctic and Antarctic ice core records of Nuclear Weapons Testing, 2nd Open Science Conference, International Partnerships in Ice Core Sciences (IPICS): Hobart, Tasmania, March 7, 2016-March 11, 2016
Chellman, N. J., McConnell, J. R., Heyvaert, A. C., Brigham-Grette, J., Melles, M., Wennrich, V., Svensson, A. (2016). 150 kyr History of Arctic Black Carbon Deposition Recorded by Paired Ice Core and Sediment Core Records from Lake El’gygytgyn and NEEM, Eos, Transactions American Geophysical Union, Fall Meeting Supplement: San Francisco, CA, December 12, 2016-December 16, 2016, Abstract C12A-06
Chellman, N. J., McConnell, J. R., Arienzo, M. M., Heyvaert, A. C., Vannière, B. (2016). Using paired ice core and sediment core records to evaluate Holocene black carbon flux and fire history across the Northern Hemisphere, 2nd Open Science Conference, International Partnerships in Ice Core Sciences (IPICS): Hobart, Tasmania, March 7, 2016-March 11, 2016
McConnell, J. R., Sigl, M., Chellman, N. J., Arienzo, M. M., Ludlow, F., Curran, M., Plunkett, G., Büntgen, U., Toohey, M., Burke, A., Smith-Johnson, V., Albert, P. (2016). Recent and future directions in ice-core records of volcanism, Volcanic Impacts on Climate and Society (VICS) Conference: Palisades, NY, June 6, 2016-June 8, 2016
Sigl, M., McConnell, J. R., Chellman, N. J., Ludlow, F., Curran, M., Plunkett, G., Büntgen, C., Toohey, M., Burke, A., Grieman, M. (2016). The ice-core record of volcanism: Status and future directions (solicited), European Geosciences Union General Assembly: Vienna, Austria, April 17, 2016-April 22, 2016
2015
Chellman, N. J., McConnell, J. R., Arienzo, M. M., Heyvaert, A. C., Vannière, B. (2015). Evaluating and interpreting a new method for measuring BC in lake sediment cores using paired ice core and sediment core records from the Northern Hemisphere, International Conference on Carbonaceous Particles in the Atmosphere (ICCPA): Berkeley, CA, August 10, 2015-August 13, 2015
McConnell, J. R., Arienzo, M. M., Chellman, N. J., Curran, M., Fritzsche, D., Kipfstuhl, S., Mulvaney, R., Sigl, M., Steffensen, J. P., Wilson, A., Yau, A. M. (2015). Dust at the Poles during the Past Three Millennium: Linkages to Climate and Land Use, Eos Trans. American Geophysical Union (AGU) Fall Meeting Suppl.: San Francisco, CA, December 14, 2015-December 18, 2015, Abstract A21L-03
McConnell, J. R., Arienzo, M. M., Chellman, N. J., Yau, A. M. (2015). A 1300 year record of total organic carbon, black carbon, and other burning tracers from a northeast Greenland ice core, International Conference on Carbonaceous Particles in the Atmosphere (ICCPA): Berkeley, CA, August 10, 2015-August 13, 2015
2014
Buffen, A. M., Hastings, M. G., McConnell, J. R., Chellman, N. J. (2014). The isotopic composition of nitrate in West Antarctica at present and since the last Glacial stage, AGU Fall Meeting: San Francisco, December 15, 2014-December 19, 2014, Abstract C31C-0310
McConnell, J. R., Arienzo, M. M., Chellman, N. J., Fritzsche, D., Kreutz, K. J., Kipfstuhl, S., Maselli, O. J., Nolan, M., Pasteris, D. R., Sigl, M., Steffensen, J. P. (2014). Dust in the Arctic during the past millennium from a developing array of ice cores: Linkages to climate and land use, AGU Fall Meeting: San Francisco, December 15, 2014-December 19, 2014, Abstract A44C-05
McConnell, J. R., Sigl, M., Curran, M., Kipfstuhl, S., Mulvaney, R., Arienzo, M. M., Chellman, N. J., Maselli, O. J., Pasteris, D. R. (2014). Black Carbon at WAIS Divide, WAIS Divide Science Meeting: La Jolla, September 22, 2014-September 24, 2014
McConnell, J. R., Dunbar, N. W., Köhler, P., Thomas, J. L., Chellman, N. J., Layman, L. R., Maselli, O. J., Pasteris, D. R., Sigl, M., Adkins, J. J., Baggenstos, D., Brook, E. J., Buizert, C., Burke, A., Cole-Dai, J., Fleet, L. G., Fudge, T. J., Knorr, G., Grieman, M., Marcott, S. A., McGwire, K. C., Mulvaney, R., Paris, G., Rhodes, R., Saltzman, E. S., Severinghaus, J. P., Steffensen, J. P., Taylor, K. C., Winckler, G. (2014). Accelerated deglaciation linked to volcanic eruptions 17.8k years ago, WAIS Divide Science Meeting: La Jolla, September 22, 2014-September 24, 2014
Pasteris, D. R., McConnell, J. R., Das, S. B., Albert, M. R., Criscitiello, A., Maselli, O. J., Sigl, M., Chellman, N. J. (2014). Biomass burning and sea ice proxies from Antarctic ice core chemistry records, WAIS Divide Science Meeting: La Jolla, September 22, 2014-September 24, 2014
2013
Sigl, M., McConnell, J. R., Maselli, O. J., Pasteris, D. R., Chellman, N. J., Layman, L. R., Rhodes, R., Cole-Dai, J., Isaksson, E., Severi, M., Kipfstuhl, S., Kawamura, K., Motizuki, Y., Toohey, M., Fudge, T. (2013). The WAIS Divide Sulfur Record: 68ka of Explosive Volcanism, WAIS Divide Annual Meeting: La Jolla, September 24, 2013-September 25, 2013
Hastings, M., Fibiger, D., Chellman, N. J., McConnell, J. R. (2013). The Biogeochemical Ice Core Record: A New Perspective on Nitrate, Goldschmidt: Florence
McConnell, J. R., Brook, J., Chellman, N. J., Grinstead, R., Layman, L. R., Maselli, O. J., McCarthy, M. P., Pasteris, D. R., Rhodes, R., Sigl, M. (2013). Continuous Glaciochemical and Other Measurements in the WAIS Divide Ice Core: ~27K to ~66K ybp, WAIS Divide Science Meeting: La Jolla
Pasteris, D. R., McConnell, J. R., Das, S., Criscitiello, A., Evans, M., Maselli, O. J., Sigl, M., Layman, L. R., Chellman, N. J. (2013). Sea Ice Proxies from Ice Core Sodium and Chloride Records in West Antarctica, WAIS Divide Science Meeting: La Jolla
2012
Chellman, N. J., Hastings, M. G., McConnell, J. R. (2012). Tracing anthropogenic impacts on nitrate deposition at Summit, Greenland from 1760 to 2002, Eos Trans. AGU, Fall Meet. Suppl., Abstract B51F-0626