In preparation
Oyabu, I., Kawamura, K., Fujita, S., Buizert, C., Sherriff-Tadano, S., Goto-Azuma, K., Hirabayashi, M., Motoyama, H., Abe-Ouchi, A., Large abrupt increases in Antarctic snowfall during Heinrich Stadials of the last ice age.
Anders Svensson, Jia-mei Lin, Giulia Sinnl, Dorthe Dahl-Jensen, Jørgen Peder Steffensen, Sune Olander Rasmussen, Bo Vinther, Christine Hvidberg, Helle Astrid Kjær, Vasileios Gkinis, Eliza Cook, Johannes Lohmann, Guido Vettoretti, Jonathan Ortved Melcher, Sune Halkjær, Sepp Kipfstuhl, Frank Wilhelms, Florian Adolphi, Hubertus Fischer, Matthias Bigler, Michael Sigl, Amaelle Landais, Marie Bouchet, Anna Klüssendorf, Frederic Parrenin, Robert Mulvaney, Eric Wolff, Andrea Burke, Helen Innes, Mirko Severi, Christo Buizert, Joseph R. McConnell, Nathan Chellman, Sophia Wensman, Jürg Beer, Ikumi Oyabu, Raimund Muscheler, Bipolar volcanic ice-core synchronization of the entire last glacial period.
Oyabu, I., Kawamura, K., Kitamura, K., Sugawara, S., Fujita, R., Ishidoya, S., Umezawa, T., Saito, T.,Goto, D., Morimoto, S., Aoki, S., Motoyama, H., Firn air composition at the H128 and NDFN sites, Dronning Maud Land, East Antarctica, Polar Data Journal, inpress.
Martin, K.C., Buizert, C., Brook, E., Williams, O.L., Edwards, J.S., Riddell-Young, B., Fudge, T.J., Mederbel, F., Beaudette, R., Severinghaus, J., Oyabu, I., Kawamura, K., Kirk, M., Koldtoft, I., Steffensen, J.P., Blunier, T., 2024. Greenland Ice Cores Reveal a South-To-North Difference in Holocene Thermal Maximum Timings. Geophysical Research Letters 51, e2024GL111405. https://doi.org/10.1029/2024GL111405
Parrenin, F., Bouchet, M., Buizert, C., Capron, E., Corrick, E., Drysdale, R., Kawamura, K., Landais, A., Mulvaney, R., Oyabu, I., Rasmussen, S.O., 2024. The Paleochrono-1.1 probabilistic model to derive a common age model for several paleoclimatic sites using absolute and relative dating constraints. Geoscientific Model Development 17, 8735–8750. https://doi.org/10.5194/gmd-17-8735-2024
Goto-Azuma, K., Dallmayr, R., Ogawa-Tsukagawa, Y., Moteki, N., Mori, T., Ohata, S., Kondo, Y., Koike, M., Hirabayashi, M., Ogata, J., Kitamura, K., Kawamura, K., Fujita, K., Matoba, S., Nagatsuka, N., Tsushima, A., Fukuda, K., and Aoki, T.: Technical note: High-resolution analyses of concentrations and sizes of black carbon particles deposited on northwest Greenland over the past 350 years – Part 1. Continuous flow analysis of the SIGMA-D ice core using a Wide-Range Single-Particle Soot Photometer and a high-efficiency nebulizer, in press.
Kawamura, K., and Oyabu, I. Two decades of deep ice cores from Antarctica. Nature. https://doi.org/10.1038/d41586-024-01507-5, 2024.
Inoue, R., Aoki, T., Fujita, S., Tsutaki, S., Motoyama, H., Nakazawa, F., Kawamura, K., Spatial variation in the specific surface area of surface snow measured along the traverse route from the coast to Dome Fuji, Antarctica, during austral summer. The Cryosphere 18, 3513–3531. https://doi.org/10.5194/tc-18-3513-2024, 2024.
Inoue, R., Fujita, S., Kawamura, K., Oyabu, I., Nakazawa, F., Motoyama, H., Aoki, T., Spatial distribution of vertical density and microstructure profiles in near-surface firn around Dome Fuji, Antarctica, The Cryosphere 18, 425–449. https://doi.org/10.5194/tc-18-425-2024, 2024.
Hattori, S., Ishino, S., Suzuki, N., Nakazawa, F., Oyabu, I., Tsutaki, S., Hirabayashi, M., Noro, K., Takenaka, N., Kawamura, K., Yoshida, N., Motoyama, H., Latitudinal difference in sulfate formation from methanesulfonate oxidation in Antarctic snow imprinted on 17O-excess signature. Applied Geochemistry 162, 105901. https://doi.org/10.1016/j.apgeochem.2024.105901, 2024.
Oyabu, I. and Kawamura, K., N2, O2, and Ar in ice cores: elemental and isotopic compositions, Encyclopedia of Quaternary Science, 3rd Edition, vol. 3, 183-196, https://doi.org/10.1016/B978-0-323-99931-1.00120-3, 2023.
Watanabe, Y., Abe-Ouchi, A., Saito, F., Kino, K., O’ishi, R., Ito, T., Kawamura, K., Chan, W.L., Astronomical forcing shaped the timing of early Pleistocene glacial cycles. Communications Earth & Environment 4, 1–11. https://doi.org/10.1038/s43247-023-00765-x, 2023.
Kawakami, K., Iizuka, Y., Sasage, M., Matsumoto, M., Saito, T., Hori, A., Ishino, S., Fujita, S., Fujita, K., Takasugi, K., Hatakeyama, T., Hamamoto, S., Watari, A., Esashi, N., Otsuka, M., Uemura, R., Horiuchi, K., Minowa, M., Hattori, S., Aoki, T., Hirabayashi, M., Kawamura, K., Matoba, S., SE-Dome II Ice Core Dating With Half-Year Precision: Increasing Melting Events From 1799 to 2020 in Southeastern Greenland. Journal of Geophysical Research: Atmospheres 128, e2023JD038874. https://doi.org/10.1029/2023JD038874, 2023.
井上崚, 河島克久, 松元高峰,佐藤雅彦, 利尻山における雪崩涵養型雪渓の内部構造と氷化過程, 雪氷, 85, 3-18, 2023.
北極域の研究 : その現状と将来構想, 北極環境研究コンソーシアム長期構想編集委員会, 北極環境研究コンソーシアム(大藪:分担執筆, 範囲:1-8-1-(2) アイスコアの気体解析), 海文堂出版 2024年3月15日 (ISBN: 9784303562304)
Buizert, C., Shackleton, S., Severinghaus, J. P., Roberts, W. H. G., Seltzer, A., Bereiter, B., Kawamura, K., Baggenstos, D., Orsi, A. J., Oyabu, I., Birner, B., Morgan, J. D., Brook, E. J., Etheridge, D. M., Thornton, D., Bertler, N., Pyne, R. L., Mulvaney, R., Mosley-Thompson, E., Neff, P. D., and Petrenko, V. V.: The new Kr-86 excess ice core proxy for synoptic activity: West Antarctic storminess possibly linked to ITCZ movement through the last deglaciation, Clim. Past, 19, 579–606, https://doi.org/10.5194/cp-19-579-2023, 2023.
Oyabu, I., Kawamura, K., Fujita, S., Inoue, R., Motoyama, H., Fukui, K., Hirabayashi, M., Hoshina, Y., Kurita, N., Nakazawa, F., Ohno, H., Sugiura, K., Suzuki, T., Tsutaki, S., Abe-Ouchi, A., Niwano, M., Parrenin, F., Saito, F., and Yoshimori, M.: Temporal variations of surface mass balance over the last 5000 years around Dome Fuji, Dronning Maud Land, East Antarctica, Clim. Past, 19, 293–321, https://doi.org/10.5194/cp-19-293-2023, 2023.
Aoki, T., Hachikubo, A., Nishimura, M., Hori, M., Niwano, M., Tanikawa, T., Sugiura, K., Inoue, R., Yamaguchi, S., Matoba, S., Shimada, R., Ishimoto, H., Gallet, J.-C., Development of a handheld integrating sphere snow grain sizer (HISSGraS). Ann. Glaciol. 1–12. https://doi.org/10.1017/aog.2023.72, 2023.
Obase, T., Abe-Ouchi, A., Saito, F., Tsutaki, S., Fujita, S., Kawamura, K., and Motoyama, H.: A one-dimensional temperature and age modeling study for selecting the drill site of the oldest ice core near Dome Fuji, Antarctica, The Cryosphere, 17, 2543–2562, https://doi.org/10.5194/tc-17-2543-2023, 2023.
古生物学の百科事典, 日本古生物学会 編, 西 弘嗣 編集委員長(川村・大藪:分担執筆, 範囲:アイスコア), 丸善出版 2023年1月 (ISBN: 9784621307588)
大藪幾美, 川村賢二, アイスコアの年代構築と応用, 平成29年度-令和3年度 文部科学省科学研究費助成事業「新学術領域研究」熱-水-物質の巨大リザーバ:全球環境変動を駆動する南大洋・南極氷床 研究成果報告書, 132-136, 2023.(査読なし)
Oyabu, I., Kawamura, K., Buizert, C., Parrenin, F., Orsi, A., Kitamura, K., Aoki, S., and Nakazawa, T., The Dome Fuji ice core DF2021 chronology (0 – 207 kyr BP), Quat. Sci. Rev., 294(15) 2022, https://doi.org/10.1016/j.quascirev.2022.107754.
Tsutaki, S., Fujita, S., Kawamura, K., Abe-Ouchi, A., Fukui, K., Motoyama, H., Hoshina, Y., Nakazawa, F., Obase, T., Ohno, H., Oyabu, I., Saito, F., Sugiura, K., and Suzuki, T.: High-resolution subglacial topography around Dome Fuji, Antarctica, based on ground-based radar surveys conducted over 30 years, The Cryosphere, 16, 2967-2983, https://doi.org/10.5194/tc-16-2967-2022, 2022.
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 blue ice at the Larsen Glacier in Northern Victoria Land, East Antarctica, The Cryosphere, 16, 2301–2324, https://doi.org/10.5194/tc-16-2301-2022, 2022.
Umezawa, T., Sugawara, S., Kawamura, K., Oyabu, I., Andrews, S. J., Saito, T., Aoki, S., and Nakazawa, T.: Towards reconstructing the Arctic atmospheric methane history over the 20th century: measurement and modeling results for the NGRIP firn, Atmos. Chem. Phys., 22, 6899–6917, https://doi.org/10.5194/acp-22-6899-2022, 2022.
Matsui, H., Ikehara, M., Suganuma, Y., Seki, O., Oyabu, I., Kawamura, K., Dust correlation and oxygen isotope stratigraphy in the Southern Ocean over the last 450 kyrs: An Indian sector perspective, Quaternary Science Reviews, 286, https://doi.org/10.1016/j.quascirev.2022.107508, 2022.
Morgan, J.D., Buizert, C., Fudge, T.J., Kawamura, K., Severinghaus, J.P., Trudinger, C.M., Gas isotope thermometry in the South Pole and Dome Fuji ice cores provides evidence for seasonal rectification of ice core gas records. The Cryosphere 16, 2947–2966. https://doi.org/10.5194/tc-16-2947-2022, 2022.
Horiuchi, K., Kato, S., Ohtani, K., Kurita, N., Tsutaki, S., Nakazawa, F., Motoyama, H., Kawamura, K., Tazoe, H., Akata, N., Yamagata, T., and Matsuzaki, H.: Spatial variations of 10Be in surface snow along the inland traverse route of Japanese Antarctic Research Expeditions, Nuclear Inst. and Methods in Physics Research, B, 533, 61–65, https://doi.org/10.1016/j.nimb.2022.10.018, 2022.
Uchida, T., Shigeyama, W., Oyabu, I., Goto-Azuma, K., Nakazawa, F., Homma, T., Kawamura, K., Dahl-Jensen, D., Discovery of argon in air-hydrate crystals in a deep ice core with scanning electron microscopy - energy dispersive X-ray spectroscopy measurement, Journal of Glaciology, 68(269), 547–556. https://doi.org/10.1017/jog.2021.115, 2022.
Lee, G., Ahn, J., Ju, H., Ritterbusch, F., Oyabu, I., Buizert, C., Kim, S., Moon, J., Ghosh, S., Kawamura, K., Lu, Z.-T., Hong, S., Han, C. H., Do Hur, S., 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, 16, 2301–2324, https://doi.org/10.5194/tc-16-2301-2022, 2022.
Saruya, T., Fujita, S., Inoue, R., Dielectric anisotropy as indicator of crystal orientation fabric in Dome Fuji ice core: method and initial results. Journal of Glaciology 68, 65–76. https://doi.org/10.1017/jog.2021.73, 2022.
Van Liefferinge, B., Taylor, D., Tsutaki, T., Fujita, S., Gogineni, P., Kawamura, K., Matsuoka, K., Moholdt, G., Oyabu, I., Abe-Ouchi, A., Awasthi, A., Buizert, C., Gallet, J. -C., Isaksson, E., Motoyama, H., Nakazawa, F., Ohno, H., O’Neill, C., Pattyn, F., and Sugiura, K., Surface mass balance controlled by local surface slope in inland Antarctica: implications for ice-sheet mass balance and Oldest Ice delineation in Dome Fuji, Geophysical Research Letters, 48, https://doi.org/10.1029/2021GL094966, 2021.
Oyabu, I., Kawamura, K., Uchida, T., Fujita, S., Kitamura, K., Hirabayashi, M., Aoki, S., Morimoto, S., Nakazawa, T., Severinghaus, J. P., and Morgan, J. D., Fractionation of O2/N2 and Ar/N2 in the Antarctic ice sheet during bubble formation and bubble-clathrate hydrate transition from precise gas measurements of the Dome Fuji ice core, The Cryosphere, 15, 5529–5555, https://doi.org/10.5194/tc-15-5529-2021, 2021.
Oka, A., Abe-Ouchi, A., Sherriff-Tadano, S., Yokoyama, Y., Kawamura, K., Hasumi, H., Glacial mode shift of the Atlantic meridional overturning circulation by warming over the Southern Ocean. Communications Earth & Environment 1–8. https://doi.org/10.1038/s43247-021-00226-3, 2021.
Kawamura, K., Umezawa, T., Sugawara, S., Ishidoya, S., Ishijima, K., Saito, K., Oyabu, I., Murayama, S., Morimoto, S., Aoki, S., Nakazawa, T., Composition of firn air at the North Greenland Ice Core Project (NGRIP) site, Polar Data Journal, 5, 89-98, https://doi.org/10.20575/00000030, 2021.
Buizert, C., Fudge, T. J., Roberts, W. H. G., Steig, E. J., Sherriff-Tadano, T., 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., Epifanio, J. A., Brook, E. J., Martin, K., Chappellaz, J., Aoki, S., Nakazawa, T., Sowers, T. A., Alley, R. B., Ahn, J., Sigl, M., Severi, M., Dunbar, N. W., Svensson, A., Fegyveresi, J. M., He, C., Liu, Z., Zhu, J., Otto-Bliesner, B. L., Lipenkov, V. Y., Kageyama, M., Schwander, J., Antarctic surface temperature and elevation during the Last Glacial Maximum, Science, 372(6546), 1097-1101, https://doi.org/10.1126/science.abd2897, 2021.
S. Tsutaki, K. Fukui, H. Motoyama, A. Hattori, J. Okuno, S. Fujita, K. Kawamura, Surface heights over a traverse route from S16 to Dome Fuji, East Antarctica as measured by kinematic GNSS surveys in 2012–2013 and 2018–2019, Polar Data Journal, 5, 144 - 156, https://doi.org/10.20575/00000033, 2021.
Turney, C.S.M., Fogwill, C.J., Golledge, N.R., McKay, N.P., van Sebille, E., Jones, R.T., Etheridge, D., Rubino, M., Thornton, D.P., Davies, S.M., Ramsey, C.B., Thomas, Z.A., Bird, M.I., Munksgaard, N.C., Kohno, M., Woodward, J., Winter, K., Weyrich, L.S., Rootes, C.M., Millman, H., Albert, P.G., Rivera, A., van Ommen, T., Curran, M., Moy, A., Rahmstorf, S., Kawamura, K., Hillenbrand, C.D., Weber, M.E., Manning, C.J., Young, J., Cooper, A., Early Last Interglacial ocean warming drove substantial ice mass loss from Antarctica. Proceedings of the National Academy of Sciences of the United States of America 117, 3996–4006. https://doi.org/10.1073/pnas.1902469117, 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., and Nakazawa, T., New technique for high-precision, simultaneous measurements of CH4, N2O and CO2 concentrations; isotopic and elemental ratios of N2, O2 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, 2020.
Oyabu, I., Iizuka, Y., Kawamura, K., Wolff, E., Severi, M., Ohgaito, R., Abe-Ouchi, A., Hansson, M., Compositions of dust and sea salts in the Dome C and Dome Fuji ice cores from Last Glacial Maximum to early Holocene based on ice sublimation and single particle measurements, Journal of Geophysical Research: Atmospheres, 125(4), 1205–25, https://doi.org/10.1029/2019JD032208, 2020.
Rodriguez-Morales, F., Braaten, D., Trong Mai, H., Paden, J., Gogineni, P., Yan, J.-B., Abe-Ouchi, A., Fujita, S., Kawamura, K., Tsutaki, S., Van Liefferinge, B., Matsuoka, K., and Steinhage, D.: A mobile, multichannel, UWB radar for potential ice core drill site identification in East Antarctica: development and first results, IEEE J. Sel. Top. Appl. Earth Observations Remote Sensing, 13, 4836–4847, https://doi.org/10.1109/JSTARS.2020.3016287, 2020.
Ryan A. Taylor, Sivaprasad Gogineni, Shriniwas Kolpuke, Linfeng Li, Charles O’Neill, Jie-Bang Yan, Torry Akins, James Carswell, David Braaten, Shun Tsutaki, Ayako Abe-Ouchi, Shuji Fujita, Kenji Kawamura, Brice Van Liefferinge, Kenichi Matsuoka, A Prototype Ultra-Wideband FMCW Radar for Snow and Soil-Moisture Measurements, IEEE International Geoscience and Remote Sensing Symposium, https://doi.org/10.1109/IGARSS.2019.8899024, 2019.
F. Rodriguez-Morales, H. Ailon, S. Alvarez, D. Braaten, K.T. Karidi, A. Paden, J. Paden, J. Shang, T. Akins, J. Carswell. P, Gogineni, R. Taylor, J. Yan, A. Abe-Ouchi, S. Fujita, K. Kawamura, S. Tsutaki, B. Van Liefferinge, K. Matsuoka, A Compact Multi-Channel Radar for >1Ma Old Ice Core Site Identification in East, AntarcticaIEEE International Geoscience and Remote Sensing Symposium, https://doi.org/10.1109/IGARSS.2019.8899781, 2019.
Pham Kim, O., Noro, K., Nabeshima, Y., Taniguchi, T., Fujii, Y., Arai, M., Sakurai, T., Kawamura, K., Motoyama, H., To Thi, H., Takenaka, N., Concentrations of polycyclic aromatic hydrocarbons in Antarctic snow polluted by research activities using snow mobiles and diesel electric generators. Bulletin of Glacier Research 37, 23–30. https://doi.org/10.5331/bgr.19A02, 2019.
Menviel, L., Capron, E., Govin,A., Dutton, A., Tarasov, L., Abe-Ouchi, A., Drysdale, R. N., Gibbard, P. L., Gregoire, L.., He, F., Ivanovic, R. F., Kageyama, M., Kawamura, K., Landais, A., Otto-Bliesner, B. L., Oyabu, I., Tzedakis, P. C., Wolff, E., and Zhang, X., The penultimate deglaciation: protocol for Paleoclimate Modelling Intercomparison Project (PMIP) phase 4 transient numerical simulations between 140 and 127 ka, version 1.0, Geoscientific Model Development, 12, 3649–3685, https://doi.org/10.5194/gmd-12-3649-2019, 2019.
Uemura, R., Motoyama, H., Masson-Delmotte, V., Jouzel, J., Kawamura, K., Goto-Azuma, K., Fujita, S., Kuramoto, T., Hirabayashi, M., Miyake, T., Ohno, H., Fujita, K., Abe-Ouchi, A., Iizuka, Y., Horikawa, S., Igarashi, M., Suzuki, K., Suzuki, T., and Fujii, Y.: Asynchrony between Antarctic temperature and CO₂associated with obliquity over the past 720,000 years, Nature Communications, 9, 961, https://doi.org/10.1038/s41467-018-03328-3, 2018.
Schüpbach, S., Fischer, H., Bigler, M., Erhardt, T., Gfeller, G., Leuenberger, D., Mini, O., Mulvaney, R., Abram, N. J., Fleet, L., Frey, M. M., Thomas, E., Svensson, A., Dahl-Jensen, D., Kettner, E., Kjaer, H., Seierstad, I., Steffensen, J. P., Rasmussen, S. O., Vallelonga, P., Winstrup, M., Wegner, A., Twarloh, B., Wolff, K., Schmidt, K., Goto-Azuma, K., Kuramoto, T., Hirabayashi, M., Uetake, J., Zheng, J., Bourgeois, J., Fisher, D., Zhiheng, D., Xiao, C., Legrand, M., Spolaor, A., Gabrieli, J., Barbante, C., Kang, J.-H., Hur, S. D., Hong, S. B., Hwang, H. J., Hong, S., Hansson, M., Iizuka, Y., Oyabu, I., Muscheler, R., Adolphi, F., Maselli, O., McConnell, J. & Wolff, E. W., Greenland records of aerosol source and atmospheric lifetime changes from the Eemian to the Holocene, Nature Commnunications, 9(1), https://doi.org/10.1038/s41467-018-03924-3, 2018.
Buizert, C., Sigl, M., Severi, M., Markle, B. R., Wettstein, J. J., McConnell, J. R., Pedro, J. B., Sodemann, H., Goto-Azuma, K., Kawamura, K., Fujita, S., Motoyama, H., Hirabayashi, M., Uemura, R., Stenni, B., Parrenin, F., He, F., Fudge, T. J., and Steig, E. J.: Abrupt ice-age shifts in southern westerly winds and Antarctic climate forced from the north, Nature, 563, 681–685, https://doi.org/10.1038/s41586-018-0727-5, 2018.
Suganuma, Y., Haneda, Y., Kameo, K., Kubota, Y., Hayashi, H., Itaki, T., Okuda, M., Head, M. J., Sugaya, M., Nakazato, H., Igarashi, A., Shikoku, K., Hongo, M., Watanabe, M., Satoguchi, Y., Takeshita, Y., Nishida, N., Izumi, K., Kawamura, K., Kawamata, M., Okuno, J., Yoshida, T., Ogitsu, I., Yabusaki, H., and Okada, M.: Paleoclimatic and paleoceanographic records through Marine Isotope Stage 19 at the Chiba composite section, central Japan: A key reference for the Early–Middle Pleistocene Subseries boundary, Quaternary Science Reviews, 191, 406–430, https://doi.org/10.1016/j.quascirev.2018.04.022, 2018.
Bereiter, B., Shackleton, S., Baggenstos, D., Kawamura, K., and Severinghaus, J., Mean global ocean temperatures during the last glacial transition, Nature, 553, 39–44, https://doi.org/10.1038/nature25152, 2018.
Bereiter, B., Kawamura, K., and Severinghaus, J. P., New methods for measuring atmospheric heavy noble gas isotope and elemental ratios in ice core samples, Rapid Communications In Mass Spectrometry, 32, 801–814, https://doi.org/10.1002/rcm.8099, 2018.
Noro, K., Hattori, S., Uemura, R., Fukui, K., Hirabayashi, M., Kawamura, K., Motoyama, H., Takenaka, N., Yoshida, N., Spatial variation of isotopic compositions of snowpack nitrate related to post-depositional processes in eastern Dronning Maud Land, East Antarctica. Geochemical Journal 52, e7–e14. https://doi.org/10.2343/geochemj.2.0519, 2018.
川村賢二, 南極のアイスコアから復元する過去の気候変動, 低温科学, 76, 145-152, https://doi.org/10.14943/lowtemsci.76.145, 2018. (査読なし)
Dome Fuji Ice Core Project Members: Kawamura, K., Abe-Ouchi, A., Motoyama, H., Ageta, Y., Aoki, S., Azuma, N., Fujii, Y., Fujita, K., Fujita, S., Fukui, K., Furukawa, T., Furusaki, A., Goto-Azuma, K., Greve, R., Hirabayashi, M., Hondoh, T., Hori, A., Horikawa, S., Horiuchi, K., Igarashi, M., Iizuka, Y., Kameda, T., Kanda, H., Kohno, M., Kuramoto, T., Matsushi, Y., Miyahara, M., Miyake, T., Miyamoto, A., Nagashima, Y., Nakayama, Y., Nakazawa, T., Nakazawa, F., Nishio, F., Obinata, I., Ohgaito, R., Oka, A., Okuno, J., Okuyama, J., Oyabu, I., Parrenin, F., Pattyn, F., Saito, F., Saito, T., Saito, T., Sakurai, T., Sasa, K., Seddik, H., Shibata, Y., Shinbori, K., Suzuki, K., Suzuki, T., Takahashi, A., Takahashi, K., Takahashi, S., Takata, M., Tanaka, Y., Uemura, R., Watanabe, G., Watanabe, O., Yamasaki, T., Yokoyama, K., Yoshimori, M., Yoshimoto, T., State dependence of climatic instability over the past 720,000 years from Antarctic ice cores and clime modeling, Science Advances, 3(2), https://doi.org/10.1126/sciadv.1600446, 2017.
Orsi, A. J., Kawamura, K., Masson-Delmotte, V., Fettweis, X., Box, J. E., Dahl-Jensen, D., Clow, G. D., Landais, A., and Severinghaus, J. P.: The recent warming trend in North Greenland, Geophysical Research Letters, 1–31, https://doi.org/10.1002/2016GL072212, 2017.
Emile-Geay, J., McKay, N. P., Kaufman, D. S., von Gunten, L., Wang, J., Anchukaitis, K. J., Abram, N. J., Addison, J. A., Curran, M. A. J., Evans, M. N., Henley, B. J., Hao, Z., Martrat, B., McGregor, H. V., Neukom, R., Pederson, G. T., Stenni, B., Thirumalai, K., Werner, J. P., Xu, C., Divine, D. V., Dixon, B. C., Gergis, J., Mundo, I. A., Nakatsuka, T., Phipps, S. J., Routson, C. C., Steig, E. J., Tierney, J. E., Tyler, J. J., Allen, K. J., Bertler, N. A. N., Björklund, J., Chase, B. M., Chen, M. T., Cook, E., De Jong, R., DeLong, K. L., Dixon, D. A., Ekaykin, A. A., Ersek, V., Filipsson, H. L., Francus, P., Freund, M. B., Frezzotti, M., Gaire, N. P., Gajewski, K., Ge, Q., Goosse, H., Gornostaeva, A., Grosjean, M., Horiuchi, K., Hormes, A., Husum, K., Isaksson, E., Kandasamy, S., Kawamura, K., Kilbourne, K. H., Koç, N., Leduc, G., Linderholm, H. W., Lorrey, A. M., Mikhalenko, V., Mortyn, P. G., Motoyama, H., Moy, A. D., Mulvaney, R., Munz, P. M., Nash, D. J., Oerter, H., Opel, T., Orsi, A. J., Ovchinnikov, D. V., Porter, T. J., Roop, H. A., Saenger, C., Sano, M., Sauchyn, D., Saunders, K. M., Seidenkrantz, M.-S., Severi, M., Shao, X., Sicre, M. A., Sigl, M., Sinclair, K., St George, S., St Jacques, J. M., Thamban, M., Thapa, U. K., and Thomas, E. R.: A global multiproxy database for temperature reconstructions of the Common Era, Scientific Data, 4, 170088, https://doi.org/10.1038/sdata.2017.88, 2017.
Iizuka, Y., Ohno, H., Uemura, R., Suzuki, T., Oyabu, I., Hoshina, Y., Fukui, K., Hirabayashi, M., and Motoyama, H., Spatial distributions of soluble salts in surface snow of East Antarctica, Tellus B, 68 (29285), https://doi.org/10.3402/tellusb.v68.29285, 2016.
Oyabu, I., Matoba, S., Yamasaki, T., Kadota, M., Iizuka, Y., Seasonal variations in the major chemical species of snow at the South East Dome in Greenland, Polar Science, 10, 36-42, https://doi.org/10.1016/j.polar.2016.01.003, 2016.
Iizuka, Y., Matoba, S., Yamasaki, T., Oyabu, I., Kadota, M., Aoki, T., Glaciological and meteorological observations at the SE-Dome site, southeastern Greenland Ice Sheet, Bulletin of Glaciological Research, 34, 1-10, https://doi.org/10.5331/bgr.15R03, 2016.
Nakano, S., Suzuki, K., Kawamura, K., Parrenin, F., and Higuchi, T.: A sequential Bayesian approach for the estimation of the age–depth relationship of the Dome Fuji ice core, Nonlinear Processes in Geophysics, 23, 31–44, https://doi.org/10.5194/npg-23-31-2016, 2016.
Parrenin, F., Fujita, S., Abe-Ouchi, A., Kawamura, K., Masson-Delmotte, V., Motoyama, H., Saito, F., Severi, M., Stenni, B., Uemura, R., and Wolff, E. W.: Climate dependent contrast in surface mass balance in East Antarctica over the past 216 ka, Journal of Glaciology, 62, 1037–1048, https://doi.org/10.1017/jog.2016.85, 2016.
Oyabu, I., Iizuka, Y., Fischer, H., Schüpbach, S., Gfeller, G., Svensson, A., Fukui, M., Steffensen, J. P., Hansson, M., Chemical compositions of solid particles present in the Greenland NEEM ice core over the last 110,000 years, Journal of Geophysical Research, 120, 9789–9813, https://doi.org/10.1002/2015JD023290, 2015.
Orsi, A. J., Kawamura, K., Fegyveresi, J. M., Headly, M. A., Alley, R. B., and Severinghaus, J. P.: Differentiating bubble-free layers from melt layers in ice cores using noble gases, Journal of Glaciology, 61, 585–594, https://doi.org/10.3189/2015JoG14J237, 2015.
Suganuma, Y., Okada, M., Horie, K., Kaiden, H., Takehara, M., Senda, R., Kimura, J. I., Kawamura, K., Haneda, Y., Kazaoka, O., and Head, M. J.: Age of Matuyama-Brunhes boundary constrained by U-Pb zircon dating of a widespread tephra, Geology, 43, 491–494, https://doi.org/10.1130/G36625.1, 2015.
Svensson, A., Fujita, S., Bigler, M., Braun, M., Dallmayr, R., Gkinis, V., Goto-Azuma, K., Hirabayashi, M., Kawamura, K., Kipfstuhl, S., Kjaer, H. A., Popp, T., Simonsen, M., Steffensen, J. P., Vallelonga, P., and Vinther, B. M.: On the occurrence of annual layers in Dome Fuji ice core early Holocene ice, Climate of the Past, 11, 1127–1137, https://doi.org/10.5194/cp-11-1127-2015, 2015.
Ghosh, A., Patra, P. K., Ishijima, K., Umezawa, T., Ito, A., Etheridge, D. M., Sugawara, S., Kawamura, K., Miller, J. B., Dlugokencky, E. J., Krummel, P. B., Fraser, P. J., Steele, L. P., Langenfelds, R. L., Trudinger, C. M., White, J. W. C., Vaughn, B., Saeki, T., Aoki, S., and Nakazawa, T.: Variations in global methane sources and sinks during 1910–2010, Atmospheric Chemistry and Physics, 15, 2595–2612, https://doi.org/10.5194/acp-15-2595-2015, 2015.
Past Interglacials Working Group of PAGES (川村含む), Interglacials of the last 800,000 years. Reviews of Geophysics 54, 162–219. https://doi.org/10.1002/2015RG000482, 2015.
新版 雪氷辞典 , 公益財団法人, 日本雪氷学会(分担執筆), 古今書院 2014年3月 (ISBN: 9784772241731)
Oyabu, I., Iizuka, Y., Uemura, R., Miyake, T., Hirabayashi, M., Motoyama, H., Sakurai, T., Suzuki, T., Hondoh, T., Chemical compositions of sulfate and chloride salts over the last termination reconstructed from the Dome Fuji ice core, inland Antarctica, Journal of Geophysical Research,119, 14,045–14,058, https://doi.org/10.1002/2014JD022030, 2014.
Sigl, M., McConnell, J. R., Toohey, M., Curran, M., Das, S. B., Edwards, R., Isaksson, E., Kawamura, K., Kipfstuhl, S., Krüger, K., Layman, L., Maselli, O. J., Motizuki, Y., Motoyama, H., Pasteris, D. R., and Severi, M.: Insights from Antarctica on volcanic forcing during the Common Era, Nature Climate Change, https://doi.org/10.1038/nclimate2293, 2014.
Kawamura, K., Severinghaus, J. P., Albert, M. R., Courville, Z. R., Fahnestock, M. A., Scambos, T., Shields, E., and Shuman, C. A.: Kinetic fractionation of gases by deep air convection in polar firn, Atmospheric Chemistry and Physics, 13, 11141–11155, https://doi.org/10.5194/acp-13-11141-2013, 2013.
Fischer, H., Severinghaus, J., Brook, E., Wolff, E., Albert, M., Alemany, O., Arthern, R., Bentley, C., Blankenship, D., Chappellaz, J., Creyts, T., Dahl-Jensen, D., Dinn, M., Frezzotti, M., Fujita, S., Gallée, H., Hindmarsh, R., Hudspeth, D., Jugie, G., Kawamura, K., Lipenkov, V., Miller, H., Mulvaney, R., Parrenin, F., Pattyn, F., Ritz, C., Schwander, J., Steinhage, D., Ommen, T. van, and Wilhelms, F.: Where to find 1.5 million yr old ice for the IPICS “Oldest-Ice” ice core, Climate of the Past, 9, 2489–2505, https://doi.org/10.5194/cp-9-2489-2013, 2013.
Svensson, A., Bigler, M., Blunier, T., Clausen, H. B., Dahl-Jensen, D., Fischer, H., Fujita, S., Goto-Azuma, K., Johnsen, S. J., Kawamura, K., Kipfstuhl, S., Kohno, M., Parrenin, F., Popp, T., Rasmussen, S. O., Schwander, J., Seierstad, I., Severi, M., Steffensen, J. P., Udisti, R., Uemura, R., Vallelonga, P., Vinther, B. M., Wegner, A., Wilhelms, F., and Winstrup, M.: Direct linking of Greenland and Antarctic ice cores at the Toba eruption (74 ka BP), Climate of the Past, 9, 749–766, https://doi.org/10.5194/cp-9-749-2013, 2013.
Abe-Ouchi, A., Saito, F., Kawamura, K., Raymo, M. E., Okuno, J., Takahashi, K., and Blatter, H.: Insolation-driven 100,000-year glacial cycles and hysteresis of ice-sheet volume, Nature, 500, 190–193, https://doi.org/10.1038/nature12374, 2013.
Iizuka, Y., Delmonte, B., Oyabu, I., Karlin, T., Maggi, V., Albani, S., Fukui, M., Hondoh, T., Hansson, M., Sulphate and chloride aerosols during Holocene and last glacial periods preserved in the Talos Dome Ice Core, a peripheral region of Antarctica, Tellus B, 65, 20197, https://doi.org/10.3402/tellusb.v65i0.20197, 2013.
Suzuki, K., Yamanouchi, T., Kawamura, K., and Motoyama, H.: The spatial and seasonal distributions of air-transport origins to the Antarctic based on 5-day backward trajectory analysis, Polar Science, 7, 205–213, 2013.
Buizert, C., Martinerie, P., Petrenko, V. V., Severinghaus, J. P., Trudinger, C. M., Witrant, E., Rosen, J. L., Orsi, A. J., Rubino, M., Etheridge, D. M., Steele, L. P., Hogan, C., Laube, J. C., Sturges, W. T., Levchenko, V. A., Smith, A. M., Levin, I., Conway, T. J., Dlugokencky, E. J., Lang, P. M., Kawamura, K., Jenk, T. M., White, J. W. C., Sowers, T., Schwander, J., and Blunier, T., Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland, Atmos. Chem. Phys., 12, 4259–4277, https://doi.org/10.5194/acp-12-4259-2012, 2012.
Witrant, E., Martinerie, P., Hogan, C., Laube, J. C., Kawamura, K., Capron, E., Montzka, S. A., Dlugokencky, E. J., Etheridge, D., Blunier, T., and Sturges, W. T.: A new multi-gas constrained model of trace gas non-homogeneous transport in firn: evaluation and behaviour at eleven polar sites, Atmos. Chem. Phys., 12, 11465–11483, https://doi.org/10.5194/acp-12-11465-2012, 2012.
Ohno, H., Oyabu, I., Iizuka, Y., Hondoh, T., Narita, H., Nagao, J., Dissociation behavior of C2H6 hydrate at temperatures below the ice point: melting to liquid water followed by ice nucleation, The Journal of Physical Chemistry A, 115, 8889-8994, https://doi.org/10.1021/jp204157w, 2011.
川村賢二, 過去における地球規模の気候変動, 環境技術, 40, 206-211, 2011.(査読なし)
Kobashi, T., Shindell, D. T., Kodera, K., Box, J. E., Nakaegawa, T., and Kawamura, K.: On the origin of multidecadal to centennial Greenland temperature anomalies over the past 800 yr, Climate of the Past, 9, 583–596, https://doi.org/10.5194/cp-9-583-2013, 2013.
Kobashi, T., Kawamura, K., Severinghaus, J. P., Barnola, J.-M., Nakaegawa, T., Vinther, B. M., Johnsen, S. J., and Box, J. E.: High variability of Greenland surface temperature over the past 4000 years estimated from trapped air in an ice core, Geophysical Research Letters, 38, n/a-n/a, https://doi.org/10.1029/2011GL049444, 2011.
アイスコア ~地球環境のタイムカプセル~, 成山堂書店, 藤井理行・本山秀明 編著 (藤井理行, 本山秀明, 東久美子, 飯塚芳徳, 伊村智, 植村立, 川村賢二, 神田啓史, 河野美香, 藤田秀二, 堀内一穂, 三澤啓司, 望月優子), 2011年3月.
Severinghaus, J.P., M. R. Albert, Z. R. Courville, M. A. Fahnestock, K. Kawamura, S. A. Montzka, J. Mühle, T. A. Scambos, E. Shields, C. A. Shuman, M. Suwa, P. Tans, R. F. Weiss, Deep air convection in the firn at a zero-accumulation site, central Antarctica, Earth and Planetary Science Letters, 293, 360-368, doi:10.1016/j.epsl.2010.03.003, (2010).
PALeo SEA level working group (川村を含む32名、アルファベット順), The sea-level conundrum: case studies from palaeo-archives, J. Quaternary Sci., 25, 19-25 (2010).
Masson-Delmotte, V., Stenni, B., Blunier, T., Cattani, O., Chappellaz, J., Cheng, H., Dreyfus, G., Edwards, R. L., Falourd, S., Govin, A., Kawamura, K., Johnsen, S. J., Jouzel, J., Landais, A., Lemieux-Dudon, B., Lourantou, A., Marshall, G., Minster, B., Mudelsee, M., Pol, K., Rothlisberger, R., Selmo, E., and Waelbroeck, C.: Abrupt change of antarctic moisture origin at the end of termination II, in: Proceedings of the National Academy of Sciences of the United States of America, 12091–12094, 2010.
Kobashi, T., Severinghaus, J. P., Barnola, J.-M., Kawamura, K., Carter, T., and Nakaegawa, T.: Persistent multi-decadal Greenland temperature fluctuation through the last millennium, Climatic Change, 100, 733–756, 2010.
Suganuma Y, Yokoyama Y, Yamazaki T, Kawamura K, Horng C and Matsuzaki H., 10Be evidence for delayed acquisition of remanent magnetization in marine sediments: Implication for a new age for the Matuyama–Brunhes boundary, Earth and Planetary Science Letters, 296, 443-450 (2010).
Takuro Kobashi, Jeffrey P. Severinghaus, Jean-Marc Barnola, Kenji Kawamura, Tara Carter, Tosiyuki Nakaegawa, Persistent multi-decadal Greenland temperature fluctuation through the last millennium, Climatic Change, 100, 733-756, DOI 10.1007/s10584-009-9689-9 (2010).
川村賢二, 氷床コアから探る第四紀後期の地球システム変動, 第四紀研究, 48 (3), 109-129 (2009).
Kobashi, T., J.P. Severinghaus, and K. Kawamura, Argon and nitrogen isotopes of trapped air in the GISP2 ice core during the Holocene epoch (0-11,500 B.P.): Methodology and implications for gas loss processes, Geochimica et Cosmochimica Acta, 72, 4675–4686, https://doi.org/10.1016/j.gca.2008.07.006, 2008.
Lüthi, D., M. Le Floch, B. Bereiter, T. Blunier, J.M. Barnola, U. Siegenthaler, D. Raynaud, J. Jouzel, H. Fischer, K. Kawamura, and T.F. Stocker, High-resolution carbon dioxide concentration record 650,000-800,000 years before present, Nature, 453(7193), 379-382 (2008).
Kawamura, K., F. Parrenin, L. Lisiecki, R. Uemura, F. Vimeux, J. P. Severinghaus, M. A. Hutterli, T. Nakazawa, S. Aoki, J. Jouzel, M. E. Raymo, K. Matsumoto, H. Nakata, H. Motoyama, S. Fujita, K. Goto-Azuma, Y. Fujii, and O. Watanabe, Northern Hemisphere forcing of climatic cycles in Antarctica over the past 360,000 years, Nature, 448, 912-916 (2007).
Parrenin, F., G. Dreyfus, G. Durand, S. Fujita, O. Gagliardini, F. Gillet, J. Jouze, K. Kawamura, N. Lhomme, V. Masson-Delmotte, C. Ritz, J. Schwander, H. Shoji, R. Uemura, O. Watanabe, and N. Yoshida, 1-D-ice flow modelling at EPICA Dome C and Dome Fuji, East Antarctica, Climate of the Past, 3, 243-259 (2007).
Parrenin, F., J.-M. Barnola, J. Beer, T. Blunier, E. Castellano, J. Chappellaz, G. Dreyfus, H. Fischer, S. Fujita, J. Jouzel, K. Kawamura, B. Lemieux-Dudon, L. Loulergue, V. Masson-Delmotte, B. Narcisi, J.-R. Petit, G. Raisbeck, D. Raynaud, U. Ruth, J. Schwander, M. Severi, R. Spahni, J. P. Steffensen, A. Svensson, R. Udisti, C. Waelbroeck, and E. Wolff, The EDC3 chronology for the EPICA Dome C ice core, Climate of the Past, 3, 485-497 (2007).
Ishijima, K., Sugawara, S., Kawamura, K., Hashida, G., Morimoto, S., Murayama, S., Aoki, S., and Nakazawa, T.: Temporal variations of the atmospheric nitrous oxide concentration and its δ15N and δ18O for the latter half of the 20th century reconstructed from firn air analyses, Journal of Geophysical Research D: Atmospheres, 112, 2007.
Lee, J.-Y., K. Marti, J. P. Severinghaus, K. Kawamura, H.-S. Yoo, J. B. Lee, and J. S. Kim (2006), A redetermination of the isotopic abundances of atmospheric Ar, Geochim. Cosmochim. Acta, 70, 4507-4512 (2006).
Kawamura, K., J. P. Severinghaus, S. Ishidoya, S. Sugawara, G. Hashida, H. Motoyama, Y. Fujii, S. Aoki, and T. Nakazawa, Convective mixing of air in firn at four polar sites, Earth Planet. Sci. Lett., 244, 672-682 (2006).
Adachi, Y., Kawamura, K., Armi, L. and Keeling, R., Diffusive separation of the lower atmosphere, Science, 311, 1429, (2006).
Landais, A., Barnola, J.-M., Kawamura, K., Caillon, N., Delmotte, M., van Ommen, T., Dreyfuss, G., Jouzel, J., Masson-Delmotte, V., Minster, B., Freitag, J., Leuenberger, M., Schwander, J., Huber, B., Etheridge, D. and Morgan, V., Firn-air δ15N in modern polar sites and glacial-interglacial ice: a model-data mismatch during glacial periods in Antarctica?, Quat. Sci. Rev., 25, 49-62, (2006).
Spahni, R., Chappellaz, J., Stocker, T. F., Loulergue, L., Hausammann, G., Kawamura, K., Flückiger, J., Schwander, J., Raynaud, D., Masson-Delmotte, V. and Jouzel, J., Atmospheric Methane and Nitrous Oxide of the Late Pleistocene from Antarctic Ice Cores, Science, 310, 5752, 1317-1321, (2005).
Ikeda-Fukazawa, T., Fukumizu, K., Kawamura, K., Aoki, S., Nakazawa, T. and Hondoh, T., Effects of molecular diffusion on trapped gas composition in polar ice cores. Earth and Planetary Science Letters, 229, 3-4, 183-192, (2005).
Siegenthaler, U., Monnin, E., Kawamura, K., Spahni, R., Schwander, J., Stauffer, B., Stocker, T. F., Barnola, J. M. and Fischer, H., Supporting evidence from the EPICA Dronning Maud Land ice core for atmospheric CO2 changes during the past millennium. Tellus, 57B, 1, 51-57, (2005).
Monnin, E., Steig, E. J., Siegenthaler, U., Kawamura, K., Schwander, J., Stauffer, B., Stocker, T. F., Morse, D. L., Barnola, J. M., Bellier, B., Raynaud, D. and Fischer, H., Evidence for substantial accumulation rate variability in Antarctica during the Holocene, through synchronization of CO2 in the Taylor Dome, Dome C and DML ice cores. Earth and Planetary Science Letters, 224, 1-2, 45-54, (2004).
Flueckiger, J., Blunier, T., Stauffer, B., Chappellaz, J., Spahni, R., Kawamura, K., Schwander, J., Stocker, T.F., and Dahl-Jensen, D., N2O and CH4 variations during the last glacial epoch: Insight into global processes, Global Biogeochem. Cycles, 18, GB1020, doi:10.1029/2003GB002122, (2004).
Kawamura, K., Nakazawa, T., Aoki, S., Sugawara, S., Fujii, Y., and Watanabe, O., Atmospheric CO2 variations over the last three glacial-interglacial climatic cycles deduced from the Dome Fuji deep ice core, Antarctica using a wet extraction technique, Tellus, 55B, 126-137, (2003).
Kawamura, K., Aoki, S., Nakazawa, T., Sugawara, S., Fujii, Y., and Watanabe, O., Reconstruction of the atmospheric CO2 concentration history from an Antarctic deep ice core, Dome Fuji using a wet extraction technique: analysis procedures, dating of air in ice and concentration variations, Mem. Natl. Inst. Polar Res. Spec. Issue, 57, 72-85, (2003).
Aoki, S., Nakazawa, T., Machida, T., Sugawara, S., Morimoto, S., Hashida, G., Yamanouchi, T., Kawamura, K., and Honda, H., Carbon dioxide variations in the stratosphere over Japan, Scandinavia and Antarctic, Tellus, 55B, 178-186, (2003).
Sugawara, S., Kawamura, K., Aoki, S., Nakazawa, T., and Hashida, G., Reconstruction of past variations of delta 13C in atmospheric CO2 from its vertical distribution observed in the firn at Dome Fuji, Antarctica, Tellus, 55B, 159-169, (2003).
Sugawara, S., Kawamura, K., Aoki, S., Nakazawa, T., and Hashida, G., Reconstruction of past atmospheric CH4 concentration from the firn air data at Dome Fuji, Mem. Natl. Inst. Polar Res. Spec. Issue, 57, 153-160, (2003).
Shoji, H., Miyamoto, A., Shimohara, K., Watanabe, O., Fujii, Y., Kamiyama, K., Motoyama, H., Goto-Azuma, K., Igarashi, M., Takata, M., Kohno, M., Fujita, S., Nakazawa, T., Aoki, S., Kawamura, K., Narita, H., Kawada, K., Azuma, N., Saito, T., Clausen, H.B., and Johnsen, S.J., A bipolar comparison of deep ice cores from Antarctica (Dome Fuji) and Greenland (GRIP), Mem. Natl. Inst. Polar Res. Spec. Issue, 57, 86-93, (2003).
Nakazawa, T., Aoki, S., Kawamura, K., Saeki, T., Sugawara, S., Honda, H., Hashida, G., Morimoto, S., Yoshida, N., Toyoda, S., Makide, Y., and Shirai, T., Variations of stratospheric trace gases measured using a balloon-borne cryogenic sampler, Advances in Space Research, 30 (5), 1349-1357, (2002).
Kawamura, K., Nakazawa, T., Machida, T., Morimoto, S., Aoki, S., Ishizawa, M., Fujii, Y., and Watanabe, O., Variations of the carbon isotopic ratio in atmospheric CO2 over the last 250 years recorded in an ice core from H15, Antarctica, Polar Meteorol. Glaciol., 14, 47-57, (2000).
Sugawara, S., Nakazawa, T., Shirakawa, Y., Kawamura, K., Aoki, S., Machida, T., and Honda, H., Vertical profile of the carbon isotopic ratio of stratospheric methane over Japan, Geophys. Res. Lett., 24 (23), 2989-2992, (1997).
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