Publication

Cha et al., 지리산 아고산지역의 초미세먼지(PM2.5) 중 유기탄소 및 원소탄소 농도 분석, 생태와환경 (2025)  

Kim, Jeongeun; Ahn, Jinho; Ghosh, Sambit; Toyoda, Sakae; Morimoto, Shinji; Choi, Hyun-suk; Jung, Jae-heon, CO2 and N2O emissions from vehicles in Seoul megacity, South Korea: Insights from concentration and stable isotope ratios, (in prep.)

Jaegyung Han et al.,  Fabrication of gas concentration-controlled artificial bubbly ice (in review)

JaeYoung Park,  Jinho Ahn, Jeongeun Kim and Nasrin Salehnia, High Spatial Resolution CO2 Measurement Using Low-cost Commercial Sensors in Seoul Megacity, Atmospheric Measurement Techniques  (accepted) 

Giyoon Lee, Jinho Ahn, Ikumi Oyabu, Julia M. Peterson, Changhee Han, Motohiro Hirabayashi, Edward J. Brook, Kenji Kawamura, Sangbum Hong, UV photochemistry-driven greenhouse gas changes in shallow glacial ice (in review)

Subon Ko et al., Geochemical characterization of East Siberian ice wedges: Implications for paleoenvironmental conditions and provenance, Permafrost and Periglacial Processes (in review)

Soyeon Kim, Hyunwoo Lee, Jeongmin Kim, Yuyoung Lee, Jeong-Heon Choi, Mi Jung Lee, Ui-Jin Kwon, Go Iwahana, Thomas Opel, Hanno Meyer, Sebastian Wetterich, Alexander Fedorov & Jinho Ahn, East Siberian ice wedges recording the polar jet stream during the Late Pleistocene, Nature Communications 16, Article number: 9751 (2025)

Nayeon Ko, Hansu Park, JeongEun Kim, Nikolai Fedorov, Go Iwahana, Alexander Fedorov, Hyejung Jung, Jeonghoon Lee, Hotaek Park, Kimpei Ichiyanagi, Eunji Byun and Jinho Ahn, Mechanism of ice wedge fromation and mixed origin of trapped greenhouse gases in Zyryanka permafrost, Permafrost and Periglacial Processes (2025)  https://doi.org/10.1002/ppp.70012 

Hyun Ho Lee et al., Exploring Sulfate as an Alternative Electron Acceptor: A Potential Strategy to Mitigate N2O Emissions in Upland Arable Soils, Global Change Biology 31:e70428 (2025) https://doi.org/10.1111/gcb.70428

Nasrin Salehnia, Eunji Byun, Jinho Ahn and Kajal Kumari, Continuous gap-filled atmospheric N2O record for the past 800,000 years using machine learning techniques, njp Climate and Atmospheric Science, 8, Article number: 263 (2025) https://rdcu.be/evB5C 

Giyoon Lee et al., A 320,000-year-old blue ice identified at the surface of the Elephant Moraine region, East Antarctica, The Cryosphere 19, 3295–3308 (2025) https://tc.copernicus.org/articles/19/3295/2025/

Hyejung Jung, Jinho Ahn, Go Iwahana, and Jeonghoon Lee, Understanding water flowpaths and origins in an Arctic Alaskan basin: Implications for permafrost hydrology under global warming, Advances in Climate Change Research, https://doi.org/10.1016/j.accre.2025.03.001. (2025)

Nasrin Salehnia, Chang-Hyun Park, Hotaek Park, Nikolai Fedorov, Jinho Ahn, Aleksander Fedorov, Seok-Woo So, Positive Surface Air Temperature Trends in a Sub-Arctic Region: Detection of Dominant Periodic Components and Energy Budget Changes, Atmospheric Research, 318, 107981, https://doi.org/10.1016/j.atmosres.2025.107981 (2025)

Giyoon Lee, Andrea Burke, William Hutchison, Patrick Sugden, Celeste Smith, Joseph R. McConnell, Michael Sigl, Clive Oppenheimer, Sune Olander Rasmussen, Jorgen Peder Steffesen, Seung Ryeol Lee & Jinho Ahn, Phasing and climatic impact of the ‘Millennium Eruption’ of Mt. Baekdu, Communications Earth & Environment, 5, Article number: 549 (2024), <https://doi.org/10.1038/s43247-024-01713-z>

Hyeonjeong Jeong, Jonghan Moon, Go Iwahana, Alexander N. Fedorov, Jinho Ahn, Min Sub Sim, Sulfur isotope geochemistry of ice-wedges in East Siberia, Permafrost and Periglacial Processes, <https://doi.org/10.1002/ppp.2233> (2024)

Hansu Park, Na-Yeon Ko, JeongEun Kim, Thomas Opel, Hanno Meyer, Sebastian Wetterich, Alexander Fedorov, Andrei G. Shepelev, Hyejung Jung, Jinho Ahn, A biogeochemical study of greenhouse gas formation from two ice complexes of Batagay Megaslump, East Siberia, Permafrost and Periglacial Processes  <https://doi.org/10.1002/ppp.2234> (2024)

Nasrin Salehnia, Jinho Ahn, Developing a Hybrid Wavelet-Artificial Neural Network Model for Simulating High-Resolution Antarctic Ice Core CO2 Concentration Records during 9-120 Thousand Years Ago, Episodes <https://doi.org/10.18814/epiiugs/2024/02403s06> (2024)

Jin-Yong Lee, Jinho Ahn, Seong-Pil Kim, Chungwan Lim, Kideok Kwon, and Sung Kyung Hong, Recent Advances in Korean Geosciences (Editorial), Episodes 47(3), 421-423, (2024)

Syed Azahruddin Jinho Ahn, Yeongjun Ryu, Ed Brook, Nasrin Salehnia, Millennial-scale changes in atmospheric nitrous oxide during the Holocene, Earth and Space Science 11, e2023EA002840. <https://doi.> org/10.1029/2023EA002840 (2024)

Lee, Giyoon; Ahn, Jinho; Park, Seung-Myung; Moon, Jonghan; Park, Rokjin; Sim, Min Sub; Choi, Hanna; Park , Jin-Soo; Ahn, Joonyoung, Sulfur isotope-based source apportionment and control mechanisms of PM2.5 sulfate in Seoul, South Korea during winter and early spring (2017-2020), Science of The Total Environment, 905, 167112 (2023)i_pdf.gif

Jiyeon Cha et al. Canopy leaching rather than desorption of PM2.5 from leaves is the dominant source of throughfall dissolved organic carbon in forest, Geophysical Research Letters,50(17)  <https://doi.org/10.1029/2023GL103731(2023)>

Sambit Ghosh, Sakae Toyoda, Christo Buizert, David M. Etheridge, Ray L Langenfelds, Naohiro Yoshida, Seong-Joong Kim and Jinho Ahn, Concentration and isotopic composition of atmospheric N2O over the last century, Journal of Geophysical Research- Atmospheres, 128, e2022JD038281. <http://dx.doi.org/10.1029/2022JD038281> (2023)

Ji‑Yeon Cha, Kyuyeon Lee, Seung‑Cheol Lee, Eun‑Ju Lee, Kwang‑Jin Yim, Ilhan Ryoo, Minhye Kim, Jinho Ahn, Seung‑Muk Yi, Chan‑Ryul Park, Neung-Hwan Oh, Fossil and non‑fossil sources of the carbonaceous component of PM2.5 in forest and urban areas, Scientific Reports (2023) i_pdf.gif

Subon Ko, Jinho Ahn, Alexandre Fedorov and Giehyeon Lee, Effects of Thawing Conditions in Sample Treatment on the Chemical Properties of East Siberian Ice Wedges, Economic and Environmental Geology, 55(6), 727-736 (2022) i_pdf.gif

Yang, J., Ahn, J., Iwahana, G., Ko, N., Kim, J., Kim, K., Fedorov., A., and Han, S., Origin of CO2, CH4 and N2O trapped in permafrost ice wedges in central Yakutia and their relationship, Permafrost and Periglacial Processes, <http://doi.org/10.1002/ppp.2176> (2022) i_pdf.gif

Jinhwa Shin, Jinho Ahn, Jai Chowdhry Beeman, Hun-Gyu Lee, and Edward J. Brook, Millennial variations of atmospheric CO2 during the early Holocene (11.7–7.4 ka), Climate of the Past, 18, 2063-2075 (2022) i_pdf.gif

Lee, G., Ahn, J., Ju, H., Ritterbusch, F., Oyabu, I., Kim, S., Moon, J., Buizert, C., Ghosh, S., Kawamura, K., Lu, Z.-T., Hong, S., Han, C. H., Hur, S. D., Jiang, W., and Yang, G.-M.: Chronostratigraphy of the Larsen blue-ice area in northern Victoria Land, East Antarctica, and its implications for paleoclimate, The Cryosphere, <https://doi.org/10.5194/tc-16-2301-2022> (2022)i_pdf.gif

Lee, S., Han, C., Ahn, J., Han, Y., Lee, A., Ro, S., and Hong, S., Characterization of trace elements and Pb isotopes in PM2.5 and isotopic source identification during haze episodes in Seoul, Korea, Atmospheric Pollution Research, 13 (6) (2022) i_pdf.gif

Nasrin Salehnia and Jinho Ahn: Modelling and reconstructing tree ring growth index with climate variables through artificial intelligence and statistical methods, Ecological Indicators, Volume 134, January 2022, 108496 (2022) i_pdf.gif

Gulev, S. K., P. W. Thorne, J. Ahn, F. J. Dentener, C. M. Domingues, S. Gerland, D. Gong, D. S. Kaufman, H. C. Nnamchi, J. Quaas, J. A. Rivera, S. Sathyendranath, S. L. Smith, B. Trewin, K. von Shuckmann, R. S. Vose, Changing State of the Climate System, Climate Change 2021: The Physical Science Basis. Contribution of Working Group I to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change, Cambridge University Press [Masson-Delmotte, V., P. Zhai, A. Pirani, S. L. Connors, C. Péan, S. Berger, N. Caud, Y. Chen, L. Goldfarb, M. I. Gomis, M. Huang, K. Leitzell, E. Lonnoy, J. B. R. Matthews, T. K. Maycock, T. Waterfield, O. Yelekçi, R. Yu and B. Zhou (eds.)] (2021) i_pdf.gif (book chapter)

C. Buizert et al., Antarctic surface temperature and elevation during the Last Glacial Maximum, Science, 372, 1097-1101 (2021) i_pdf.gif

Yeongjun Ryu, Jinho Ahn, J.-W. Yang, E.J. Brook, A. Timmermann, T. Blunier, S. Hur, and S.-J. Kim, Atmospheric nitrous oxide variations on centennial time scales during the past two millennia, Global Biogeochemical Cycles, 34, e2020GB006568. <https://doi.org/10.1029/2020GB006568> (2020) i_pdf.gif

Yang J.-W., Ahn J., Iwahana, G., Han S., Kim K., and Fedorov, A.: Brief Communication: The reliability of gas extraction techniques for analysing CH4 and N2O compositions in gas trapped in permafrost ice-wedges, The Cryosphere (2020) i_pdf.gif

Kyungmin Kim, Ji-Woong Yang, Hyunsuk Yoon, Eunji Byun, Alexander Fedorov, Youngjun Ryu, and Jinho Ahn, Greenhouse gas formation in ice wedges at Cyuie, central Yakutia, Permafrost and Periglacial Processes, 1-10 (2019) i_pdf.gif

Youngjoon Jang, Sang Bum Hong, Christo Buizert, Hun-Gyu Lee, Sang-young Han, Ji-Woong Yang, Yoshinori Iizuka, Akira Hori, Yeongcheol Han, Seong Joon Jun, Pieter Tans, Taejin Choi, Seong-Joong Kim, Soon Do Hur and Jinho Ahn, Very old firn air linked to strong density layering at Styx Glacier, coastal Victoria Land, East Antarctica, The Cryosphere, 13, 2407-2419 (2019) i_pdf.gif

Yeongjun Ryu, Jinho Ahn* and Ji-Woong Yang, High-precision measurement of N2O concentration in ice cores, Environmental Science and Technology, vol. 52, 732-738 (2018) i_pdf.gif

Binu Mani Tripathi, Mincheol Kim, Yongwon Kim, Eunji Byun, Ji-Woong Yang, Jinho Ahn and Yoo Kyung Lee, Variations in bacterial and archaeal communities along depth profiles of Alaskan soil cores, Scientific Report, vol. 8, 504 (2018) i_pdf.gif

Ji-Woong Yang, Yeongcheol Han, Anais Orsi and Jinho Ahn, Surface temperature in twentieth century at the Styx Glacier, northern Victoria Land, Antarctica, from borehole thermometry, Geophysical Research Letters (2018) i_pdf.gif

Ji-Woong Yang, Jinho Ahn, Edward J. Brook and Yeongjun Ryu, Atmospheric methane control mechanisms during the early Holocene, Climate of the Past, vol. 13, 1227-1242 (2017) i_pdf.gif

Alan M. Seltzer, Christo Buizert, Daniel Baggenstos, Edward J. Brook, Jinho Ahn, Ji-Woong Yang, Jeffrey P. Severinghaus, Does δ18O of O2 record meridional shifts in tropical rainfall?, Climate of the Past, vol. 13, 1323-1338 (2017) i_pdf.gif

Soon Do Hur and Jinho Ahn, Paleoclimate study using blue ice in Antarctica, Journal of the Geological Society of Korea vol. 53, 597-608 (2017) i_pdf.gif

Youngjoon Jang, Yeongcheol Han, Yeongjun Ryu, Jangil Moon, Hyeon-Tae Ju, Ji-Woong Yang, Hun-Gyu Lee, Seong Joon Jun, Joohan Lee, Soon Do Hur, Jong Ik Lee, Jinho Ahn, A preliminary study for blue ice in Victoria Land, East Antarctica, Journal of the Geological Society of Korea, vol. 53, 567-580 (2017) i_pdf.gif

Yeongjun Ryu and Jinho Ahn, A test for Snowball Earth hypothesis in Korean peninsula by analyzing stable carbon isotopes of carbonates from the Okcheon Supergroup, Journal of the Geological Society of Korea, 52(6), 829-845 (2016) i_pdf.gif

Eunji Byun, Ji-Woong Yang, Yongwon Kim and Jinho Ahn, Trapped Greenhouse Gases in the Permafrost Active Layer: Preliminary Results for Methane Peaks in Vertical Profiles of Frozen Alaskan Soil Cores, Permafrost and Periglacial Processes, DOI:10.1002/ppp.1935 (2016) i_pdf.gif

Yeongcheol Han, Seong Joon Jun, Morihiro Miyahara, Hun-Gyu Lee, Jinho Ahn, Ji Woong Chung, Soon Do Hur, Sang Bum Hong. Shallow ice-core drilling on Styx glacier, northern Victoria Land, Antarctica in the 2014-2015 summer, Journal of the Geological Society of Korea, 51(3), 343-355 (2015) 

Bauska, T., Fortunat Joos, Raphael Roth, Alan C. Mix, Jinho Ahn and Edward J. Brook. Links between atmospheric carbon dioxide, the land carbon reservoir and climate over the past millennium, Nature Geoscience, 8, 383-387, doi:10.1038/ngeo2422 (2015) 

Mitchell, L., Christo Buizert, Edward Brook, Daniel Breton, John Fegyveresi, Daniel Baggenstos, Anais Orsi, Jeffrey Severinghaus, Richard B. Alley, Mary Albert, Rachael H. Rhodes, Joseph R. McConnell, Michael Sigl, Olivia Maselli, Stephanie Gregory and Jinho Ahn. Observing and modelling the influence of layering on bubble trapping in polar firn, Journal of Geophysical Research, 120, doi:10.1002/2014JD022766 (2015)

WAIS Divide Project Members, Christo Buizert, Betty Adrian, Jinho Ahn et al., Precise interhemispheric phasing of the bipolar seesaw during abrupt Dansgaard-Oeschger events, Nature, 520, 661-665, doi:10.1038/nature14401 (2015) 

Ahn, J., Edward J. Brook, and Christo Buizert, Response of atmospheric CO2 to the abrupt cooling event 8200 years ago, Geophysical Research Letters, 41, 604-609, doi:10.1002/2013GL058177 (2014) 

Ahn, J., and Soon do Hur, Atmospheric CO2 records from ice cores, Journal of Geological Society of Korea, v.50, no.2, 277-292, doi:10.14770/jgsk.2014.50.2.277 (2014) 

Ahn, J., and Edward J. Brook, Siple Dome ice reveals two modes of millennial CO2 change during the last ice age, Nature Communications, 5:3723 doi: 10.1038/ncomms4723 (2014)

Marcott, S.A., Thomas K. Bauska, Christo Buizert, Julia L. Rosen, Eric J. Steig, Kurt M. Cuffey, T.J. Fudge, Jeffrey P. Severinghaus, Jinho Ahn, Michael L. Kalk, Joseph R. McConnell, Todd Sowers, Kendrick C. Taylor, James W.C. White, and Edward J. Brook, Centennial scale change in the global carbon cycle during the last deglaciation, Nature, 514, 616-619, doi:10.1038/nature13799 (2014)

Ahn, J., Edward J. Brook, Andreas Schmittner, and Karl Kreutz, Abrupt change in atmospheric CO2 during the last ice age, Geophysical Research Letters, 39, L18711, doi:10.1029/2012GL053018 (2012)

Ahn, J., Edward J. Brook, Logan Mitchell, Julia Rosen, Joseph R. McConnell, Kendrick Taylor, David Etheridge, and Mauro Rubino, Atmospheric CO2 over the last 1000 years: A high-resolution record from the West Antarctic Ice Sheet (WAIS) Divide ice core, Global Biogeochemical Cycles, 26, GB2027 , doi:10.1029/2011GB004247 (2012)

Ahn, J., Brook, E. J., and Howell, K. A high-precision method for measurement of paleoatmospheric CO2 in small polar ice samples, Journal of Glaciology, 55, 499-506 (2009)

Ahn, J. and Brook, E. J., Atmospheric CO2 and climate on millennial time scales during the last glacial period, Science, 322, 83-85, doi: 10.1126/science.1160832 (2008) i_pdf.gif

Ahn, J., Headly, M., Wahlen, M., Brook, E.J., Mayewski, P.A., and Taylor, K.C., CO2 diffusion in polar ice: observations from naturally formed CO2 spikes in the Siple Dome (Antarctica) ice core, Journal of Glaciology,54, 685-695 (2008)

Ahn, J. and Brook, E. J., Atmospheric CO2 and climate from 65 to 30 ka B.P., Geophysical Research Letters, 34, L10703, doi:10.1029/2007GL029551 (2007) 

Schmittner, A., Brook, E. J., and Ahn, J., Impact of the ocean’s overturning circulation on atmospheric CO2 in "Ocean Circulation: Mechanisms and Impacts" AGU Geophysical Monograph Series volume 173, pp 315-334 (2007)

Cho, M., Kim, Y., and Ahn, J., Metamorphic evolution of the Imjingang Belt: Implications for Permo-Triassic collisional orogeny in Korea, International Geology Review, 49 (1), 30-51 (2007) 

Ahn, J., Wahlen, M., Deck, B.L., Brook, E.J., Mayewski, P.A., Taylor, K.C., and J.W.C. White, A record of atmospheric CO2 during the last 40,000 years from the Siple Dome, Antarctica Ice core, Journal of Geophysical Research , 109, D13305, doi:10.1029/2003JD004415 (2004)

Ahn, J. and Cho, M. Application of cathodoluminescence to fine-grained pelitic schists of the Imjingang Belt, Korea, European Journal of Mineralogy, 12, 1057-1062 (2000)