論文・発表 : Kenji Kawamura's Website

論文(ことわりない場合は査読付き)  

2012年
C. Buizert, P. Martinerie, V. V. Petrenko, J. P. Severinghaus, C. M. Trudinger, E. Witrant, J. L. Rosen, A. J. Orsi, M. Rubino, D. M. Etheridge, L. P. Steele, C. Hogan, J. C. Laube, W. T. Sturges, V. A. Levchenko, A. M. Smith, I. Levin, T. J. Conway, E. J. Dlugokencky, P. M. Lang, K. Kawamura, T. M. Jenk, J. W. C. White, T. Sowers, J. Schwander, and T. Blunier, Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland, in press, 2012.

2011年
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)

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 behavior at eleven polar sites, Atmos. Chem. Phys. Discuss., 11, 23029-23080, doi:10.5194/acpd-11-23029-2011, 2011.LinkIconAbstract

2010年
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).LinkIconAbstract

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). LinkIconAbstract

Masson-Delmotte, V., B. Stenni et al. (川村を含む23名、以下アルファベット順), An abrupt change of Antarctic moisture origin at the end of Termination II, Proc. Natl. Acad. Sci., 107, 12091-12094 (2010).LinkIconAbstract

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).LinkIconAbstract

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). LinkIconAbstractLinkIconPDF

2009年
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).

2008年
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, Geochim. Cosmochim. Acta, 72, 4675-4686 (2008).LinkIconAbstract

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).LinkIconAbstract

2007年
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). LinkIconAbstract

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).LinkIconPDF

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).LinkIconPDF

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, J. Geophys. Res., 112, D03305, doi:10.1029/2006JD007208 (2007). LinkIconAbstract

2006年
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).LinkIconAbstract

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).LinkIconAbstract

Adachi, Y., Kawamura, K., Armi, L. and Keeling, R., Diffusive separation of the lower atmosphere, Science, 311, 1429, (2006).LinkIconAbstract

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).LinkIconAbstract

2005年
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).LinkIconAbstract

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).LinkIconAbstract

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).LinkIconAbstract

2004年
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).

2003年
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).

2002年以前
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).

招待講演(英語)  

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K. Kawamura and the Dome Fuji Ice Core Project Members, Millennial-scale Southern Hemisphere Climatic Variability During the Last Seven Glacial Periods and its Relation to Northern Hemisphere Climate, AGU Chapman Conference on Abrupt Climate Change, Columbus, OH, USA, June 15-19, 2009.

Kawamura, K., Severinghaus, J.P., Nakazawa, T., Aoki, S., From thermometer to chronometer - Paleoenvironmental reconstruction using non-greenhouse gases in ice cores, EPICA 2008 Open Science Conference, Quaternary Climate: from Pole to Pole, Venice, Nov. 10-13, 2008.

K. Kawamura, S. Aoki, T. Nakazawa, H. Matsushima, S. Ishidoya, S. Sugawara, L. Lisiecki, M.E. Raymo, J.P. Severinghaus, Precession pacing of the last five terminations deduced from accurate chronology of the Dome Fuji ice core, Antarctica、日本第四紀学会シンポジウム 『氷床変動とグローバルな気候変動』、東京、2008年10月.

Kawamura, K., S. Aoki, T. Nakazawa, H. Matsushima, S. Ishidoya, S. Sugawara, L. Lisiecki, M.E. Raymo, J.P. Severinghaus, Accurate chronology of Antarctic climate and greenhouse gas changes over the last four glacial cycles, Empirical constraints on sea-level rise over the next century, PAGES, Bern, Switzerland, Aug. 25-29, 2008.

Kawamura, K., S. Aoki, T. Nakazawa, H. Matsushima, S. Ishidoya, S. Sugawara, L. Lisiecki, M.E. Raymo, J.P. Severinghaus, Accurate chronology of Antarctic climate and greenhouse gas changes over the past 470 ky, 18th Goldschmidt conference, Vancouver, Canada, July 13-18, 2008.

K. Kawamura, Frédéric Parrenin, Lorraine Lisiecki, Ryu Uemura, Francoise Vimeux, Jeffrey P. Severinghaus, Manuel A. Hutterli, Takakiyo Nakazawa, Shuji Aoki, Jean Jouzel, Maureen E. Raymo, Koji Matsumoto, Hisakazu Nakata, Hideaki Motoyama, Shuji Fujita, Kumiko Goto-Azuma, Yoshiyuki Fujii & Okitsugu Watanabe, Northern hemisphere forcing of climatic cycles over the past 360,000 years implied by accurate dating of Antarctic ice cores, EASTEC symposium 2007 “Dynamic Earth -its origin and future-“, Sendai, Japan, 18-21 Sep. 2007.

K. Kawamura, Northern hemisphere forcing of climatic cycles over the past 360,000 years implied by absolute dating of Antarctic ice cores, IODP Topic Symposium "North Atlantic and Arctic Climate Variability", Bremen, Germany, 15-16 Aug. 2007.

K. Kawamura and J.P. Severinghaus, O2/N2 and total air content in the Dome Fuji ice core, Antarctica: a possible effect of local summer insolation through lock-in variation, 2nd workshop on Physics of Ice Core Records, Sapporo, Japan, 2-6 Feb. 2007.

Goto-Azuma, K. (presenter) and Dome Fuji Progect Members, First results from the 3029m-deep Dome Fuji ice core, Antarctica, AGU 2006 Fall Meeting, San Francisco, USA, Dec. 2006.

Fujita, S. (presenter) and Dome Fuji Progect Members, Ice core drilling, processing and initial data of the 3029m deep Dome Fuji Antarctic ice core, AGU 2006 Fall Meeting, San Francisco, USA, Dec. 2006.

K. Kawamura, F. Parrenin (presenter), R. Uemura, F. Vimeux, J. P. Severinghaus, T. Nakazawa, S. Aoki, J. Jouzel, K. Matsumoto, H. Nakata, Y. Fujii and O. Watanabe, O2/N2 ratio of Antarctic deep ice cores: a tool for absolute dating?, Carlsberg Dating Conference, Copenhagen, Denmark, 15-17 Nov. 2006.

Kenji Kawamura, Northern Hemisphere forcing of climatic cycles over the past 360,000 years implied by absolute dating of Antarctic ice cores, International Symposium on Dynamics of the Ice Age Climate, Nagoya, Japan, 13-15 Nov., 2006.

Kenji Kawamura, Takakiyo Nakazawa, Shuji Aoki, Ryu Uemura, Yoshiyuki Fujii, Okitsugu Watanabe, Frédéric Parrenin, Françoise Vimeux, Jean Jouzel, Jeffrey P. Severinghaus, O2/N2 ratio of trapped air as a dating tool for Antarctic deep ice cores: implication for forcing of climatic cycles, 9th symposium of Japanese AMS Society: Prospects for the New Frontiers of Earth and Environmental Sciences, Tokyo, Japan, 20-21, Oct., 2006.

Kawamura, K. and Severinghaus, J.P., High-precision measurement of 86Kr/82Kr and 136Xe/129Xe in air to study convective mixing in polar firn, 16th Goldschmidt Conference, Melbourne, Australia, Aug. 27 – Sep. 1, (2006).

招待講演(日本語)  

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川村賢二、ドームふじ氷床コア研究グループ、南極氷床コアから探る過去のグローバル気候変動, 日本地球惑星科学連合2010年大会、幕張、2010年5月.

川村賢二、1000年から10万年の時間スケールにおけるグローバル気候変動 〜氷河期から人為起源の気候変化を見据える〜、地球惑星科学連合2009年大会、幕張、2009年5月.

川村賢二、南極ドームふじ氷床コアの年代モデルと気候変動 〜北半球の氷床変動とのリンク〜、日本第四紀学会「第四紀中・後期の年代的枠組みを理解するためのワークショップ」、信州大学、2008年12月25-26日.

川村賢二、氷床コアから探る第四紀の地球システム変動、シンポジウム「第四紀後期の気候変動と地球システムの挙動-その原因とメカニズムの解明に向けて-」、第四紀学会、東京、2008年8月.

川村賢二、空気のO2/N2比を用いた南極深層氷床コアの高精度年代の確立、コア解析による古環境復元のための高精度時間軸の確立と問題点〜グローバルな古気候復元に向けて〜、高知大学海洋コア総合研究センター、2007年3月18−19日.

川村賢二, Frédéric Parrenin, 植村立, Françoise Vimeux, Jeffrey P. Severinghaus,中澤高清, 青木周司, Jean Jouzel, 藤井理行, 渡邊興亜, 南極氷床コアの気体分析による絶対年代推定から示唆された過去36万年間における北半球からの気候強制力, 地球惑星科学関連学会2006年合同大会, 幕張,2006年5月

国際学会  

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K. Kawamura, S. Aoki and T. Nakazawa, Accurate chronology of the Dome Fuji ice core based on O2/N2 ratio of trapped air, IPY Oslo Science Conference, Oslo, 8-12 June, 2010.

K. Kawamura, S. Aoki, H. Matsushima, Y. Kikuchi and T. Nakazawa, Accurate chronology of the Dome Fuji deep ice core based on O2/N2 ratio of trapped air, The 2nd International Symposium on the Dome Fuji ice core and related topics, Tokyo, Japan, 18-20 November, 2009.

K. Kawamura, S. Aoki and T. Nakazawa, Accurate chronology of the Dome Fuji ice core based on O2/N2 ratio of trapped air, PAGES 3rd Open Science Meeting, Corvallis, OR, USA, 8-11 July 2009.

K. Kawamura, F. Parrenin, L. Lisiecki, M. Raymo, R. Uemura, F. Vimeux, J.P. Severinghaus, M. Hutterli, T. Nakazawa, Shuji Aoki, Jean Jouzel, Yoshiyuki Fujii and Okitsugu Watanabe, Northern Hemisphere insolation forcing of glacial cycles implied by absolute dating of Antarctic ice cores, European Geosciences Union General Assembly 2007, Vienna, Austria, 15-20 April 2007.

Kenji Kawamura, Frederic Parrenin, Ryu Uemura, Francoise Vimeux, Jeffrey P. Severinghaus, Takakiyo Nakazawa, Shuji Aoki, Jean Jouzel, Koji Matsumoto, Hisakazu Nakata, Yoshiyuki Fujii, Okitsugu Watanabe, Northern Hemisphere forcing of climatic cycles over the past 360,000 years implied by absolute dating of Antarctic ice cores, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract, U32A-02 (2006).

Raymo, M.E., Kawamura, K., Lisiecki, L., Thompson, W.G., Severinghaus, J.P., What Controls the Pacing of 100-ky Glacial Cycles?, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract, GC24A-01 (2006).

Severinghaus, J.P., Kawamura, K. and Headly, M., Evidence of Deep Air Convection in Firn at Vostok, Antarctica in the Penultimate Glacial Maximum from Precise Measurements of Kr Isotopes, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract, U33C-03 (2006).

Kenji Kawamura, Frederic Parrenin, Ryu Uemura, Francoise Vimeux, Jeffrey P. Severinghaus, Takakiyo Nakazawa, Shuji Aoki, Jean Jouzel, Koji Matsumoto, Hisakazu Nakata, Yoshiyuki Fujii, Okitsugu Watanabe, Northern Hemisphere forcing of climatic cycles over the past 360,000 years implied by absolute dating of Antarctic ice cores, EPICA Science Meeting, Tuscany, Italy, 16-19 Oct. (2006).

D. Lüthi, K. Kawamura, H. Rufli and T.F. Stocker, Ice mill: First CO2 -measurements with a new extraction method. Geophysical Research Abstracts, Vol. 8, 07444, (2006).

Kawamura, K. and Severinghaus, J., Krypton and Xenon as indicators of convective zone thickness in firn at Megadunes, Antarctica, Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract PP33C-1590, (2005).

Kobashi, T., Severinghaus, J.P., Barnola, J.-M., Kawamura, K. and Beaudette, R., A tentative record of the last 1000 years of Greenland temperature from occluded air in the GISP2 ice core, Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract PP52A-0663, (2005).

Kawamura, K. and Severinghaus, J., Argon, Krypton and Xenon as Measures of Deep Convection in Firn at Megadunes, Antarctica, The Gary Comer Abrupt Climate Change Roundtable, Palisades, NY, USA, 19-22 October 2005.

Aoki, S., Kawamura, K., Mori, T., Nakazawa, T., Fujii, Y., and Watanabe, O., Changes in the atmospheric methane concentration in the Arctic and Antarctic regions for the last 110,000 years deduced from NGRIP and Dome Fuji deep ice cores, Seventh International Carbon Dioxide Conference, Broomfield, CO, USA, 25-30 September 2005.

Kawamura, K., Nakazawa, T., Aoki, S., Fuji, Y., Watanabe, O., and Severinghaus, J., Effect of local summer insolation on O2/N2 and total air content in the Dome Fuji ice core, Antarctica: a possible link through lock-in variation, ESF Research Conference on Polar Regions and Quaternary Climate, Acquafredda di Maratea, Italy, 24-29 September 2005.

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., and Lambert, F., The 650 kyr record of atmospheric CH4 and N2O, ESF Research Conference on Polar Regions and Quaternary Climate, Acquafredda di Maratea, Italy, 24-29 September 2005.

Lüthi, D., Kawamura, K., and Stocker, T. F., Ice mill: A new Extraction Method for CO2 concentration in Deep Ice Core, ESF Research Conference on Polar Regions and Quaternary Climate, Acquafredda di Maratea, Italy, 24-29 September 2005.

F. Parrenin, J.-M. Barnola, J. Jouzel, K. Kawamura, F. Remy, C. Ritz, J. Schwander, M. Siegert, O. Watanabe, E. Wolff, The EPICA Dome C time scale EDC2 compared to time scales from polar ice cores and marine sediment cores, Geophysical Research Abstracts, Vol. 7, 08307, (2005).


Kawamura, K., Nakazawa, T., Aoki, S., Fujii, Y., Watanabe, O. and Severinghaus, J., Close resemblance between local summer insolation, O2/N2 and total air content from the Dome Fuji ice core, Antarctica, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract C33C-0356, (2004).

Siegenthaler, U., Monnin, E., Kawamura, K., Stocker, T. F., Stauffer, B., Chappellaz, J., and Barnola, J.-M., CO2 record over termination V from the EPICA Dome C ice core: comparison with termination I, Geophysical Research Abstracts, Vol. 6, 02599, (2004).

Dreyfus, G., Kawamura, K., Landais, A., Caillon, N., Jouzel, J., Masson-Delmotte, V., Minster, B., Barnola, J.-M., Nakazawa, T., and Aoki, S., The isotopic composition of trapped air in four Antarctic ice cores: Comparing measurements with model predictions, Geophysical Research Abstracts, Vol. 6, 04319, (2004).

Kawamura, K., Aoki, S., Nakazawa, T., Sugawara, S., Fujii, Y., and Watanabe, O., Atmospheric N2O concentrations for the last three glacial-interglacial cycles from the Dome Fuji ice core, Antarctica, EuroConference: Polar Regions and Quaternary Climate, San Feliu de Guixols, Spain, (4-9 Oct., 2003).

Ikeda-Fukazawa, T., Kawamura, K., Aoki, S., Nakazawa, T., and Hondoh, T., Gas fractionation mechanism in polar ice sheets: new implications from the Dome Fuji ice core data, EuroConference: Polar Regions and Quaternary Climate, San Feliu de Guixols, Spain, (4-9 Oct, 2003).

Spahni, R., Flueckiger, J., Chappellaz, J., Kawamura, K., and Stauffer, B., On the search for D-O events in the penultimate glacial period, EuroConference: Polar Regions and Quaternary Climate, San Feliu de Guixols, Spain, (4-9 Oct., 2003).

Flueckiger, J., Blunier, T., Spahni, R., Kawamura, K., Schwander, J., Chappellaz, J., and Stauffer, B., Response of nitrous oxide and methane to Dansgaard-Oeschger events, Geophysical Research Abstracts, Vol. 5, 05416, (2003).

Monnin, E., Siegenthaler, U., Kawamura, K., Bellier, B., Barnola, J.-M., Stauffer, B., and Stocker, T.F., Holocene CO2 Records from the EPICA Dome C and Kohnen Station (DML) Ice Cores, Geophysical Research Abstracts, Vol. 5, 10775, (2003).

Siegenthaler, U., Monnin, E., Kawamura, K., Stauffer, B., Spahni, R., Barnola, J.-M., and Stocker, T.F., High resolution CO2 record over the last 1000 years from the EPICA Kohnen Station ice core, Geophysical Research Abstracts, Vol. 5, 09926, (2003).

Kawamura, K., Nakazawa, T., Aoki, S., Sugawara, S., Fujii, Y., and Watanabe, O., Atmospheric CO2 variations over the last three glacial-interglacial cycles deduced from the Dome Fuji deep ice core, Antarctica using a wet extraction technique, Swiss Polar Research Summer School, Riederalp, Switzerland, (2-7 Sep., 2002).

Kawamura, K., Nakazawa, T., Aoki, S., Nakata, H., Sugawara, S., and Watanabe, O., Variation of the CO2 concentration for the past 320,000 years deduced from the Dome Fuji deep ice core, Antarctica, Sixth International Carbon Dioxide Conference, Sendai, Japan, (1-5 Oct., 2001).

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 Antarctica, Sixth International Carbon Dioxide Conference, Sendai, Japan, (1-5 Oct., 2001).

Sugawara, S., Kawamura, K., Aoki, S., Nakazawa, T., and Hashida, G., Reconstruction of past variations of δ13C in atmospheric CO2 from its vertical distribution observed in firn, Sixth International Carbon Dioxide Conference, Sendai, Japan, (1-5 Oct., 2001).

Nakazawa, T., Aoki, S., Kawamura, K. (presenter), and Watanabe, O., Concentration variations of atmospheric methane over the past 340 kyrs deduced from Dome Fuji ice core, Second Wadati Conference on Global Changes and Polar Climate, Tsukuba, Japan, (7-9 Mar., 2001).

Aoki, S., Nakazawa, T., Kawamura, K. (presenter), and Watanabe, O., Concentration variations of atmospheric methane over the past 340 kyrs deduced from Dome Fuji ice core, International Symposium on the Dome Fuji Ice Core and Related Topics, Tokyo, Japan, (27-28 Feb., 2001).

Sugawara, S., Kawamura, K., Aoki, S., Nakazawa, T., and Hashida, G., Reconstruction of past atmospheric CH4 concentration from firn air at Dome Fuji, International Symposium on the Dome Fuji Ice Core and Related Topics, Tokyo, Japan, (27-28 Feb., 2001).

Aoki, S., Honda, H., Machida, T., Nakazawa, T., Yajima, N., Sugawara, S., Kawamura, K., Yoshimura, S., Hashida, G., Morimoto, S., Okano, S., and Yamanouchi, T., Vertical profiles of greenhouse gases in the polar stratosphere, 32nd Scientific Assembly of COSPER, Nagoya, Japan, (12-19 July, 1998).

Aoki, S., Nakazawa, T., Honda, H., Yajima, N., Machida, T., Sugawara, S., Kawamura, K., and Yoshimura, S., CO2, CH4 and N2O concentrations and δ13C in CO2 and CH4 in the stratosphere over Scandinavia and Japan, 21st International Symposium on Space Technology and Science, Omiya, Japan, (24-31 May, 1998).

Nakazawa, T., Aoki, S., Honda, H., Yajima, N., Machida, T., Sugawara, S., Kawamura, K., and Yoshimura, S., Vertical profiles of greenhouse gases in the stratosphere over the Arctic, Third ADEOS Symposium, Sendai, Japan, (26-29 Feb., 1998).

Kawamura, K., Nakazawa, T., Machida, T., Aoki, S., Morimoto, S., Fujii, Y., and Watanabe, O., Variations of the atmospheric carbon dioxide concentration and its carbon isotopic ratio over the last 250 years from an ice core drilled at H15, Antarctica, International Symposium on Atmospheric Chemistry and Future Global Environment, Nagoya, Japan, (11-13, Nov., 1997).

Aoki, S., Nakazawa, T., Honda, H., Yajima, N., Machida, T., Sugawara, S., Kawamura, K., and Yoshimura, S., Vertical profiles of greenhouse gases over the Arctic, International Symposium on Atmospheric Chemistry and Future Global Environment, Nagoya, Japan, (11-13, Nov., 1997).

Kawamura, K., Nakazawa, T., Machida, T., Aoki, S., Fujii, Y., and Watanabe, O., Precise estimation of the atmospheric CO2 concentration and its carbon isotopic ratio during the last 250 years from an Antarctic ice core, H15, Fifth International Carbon Dioxide Conference, Cairns, Australia, (8-13 Sep., 1997).

Machida, T., Nakazawa, T., Kawamura, K., Shirakawa, Y., Makshyutov, S., Vinnichenko, N., and Inoue, G., Temporal and spatial variations of the atmospheric CO2 concentration and its δ13C over the West Siberia, Fifth International Carbon Dioxide Conference, Cairns, Australia, (8-13 Sep., 1997).