Presentation Information

[T2-O-1][Invited]Major retreat during Pliocene warmth alerts to West Antarctic Ice Sheet vulnerability

*Keiji Horikawa1, Masao IWAI2, Claus-Dieter HILLENBRAND3, Christine SIDDOWAY4, Anna Ruthie HALBERSTADT5, Ellen COWAN6, Yoshihiro ASAHARA7, Ki-Cheol SHIN8 (1. Faculty of Science, Academic Assembly, University of Toyama, 2. Marine Core Research Institute, Kochi University, 3. British Antarctic Survey, 4. Geology Department, Colorado College, 5. Berkeley Geochronology Center, University of California Berkeley, 6. Department of Geological and Environmental Sciences, Appalachian State University, 7. Nagoya University, 8. Research Institute for Humanity and Nature)
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【ハイライト講演】堀川氏は,海底堆積物等の化学的分析を駆使した古気候・海洋分野の研究で世界的に注目される研究者である.とくに,最近は西南極沖で採取されたIODPコアのネオジム・鉛同位体比を解析から,南極大陸起源物資の供給源変動を復元し,鮮新世における南極氷床の融解条件の解明に取り組んでいる.今大会ではこれらの最新研究成果について講演いただく.(ハイライト講演とは...)

Keywords:

Pliocene,West Antarctic Ice Sheet,detritus,Nd isotope,IODP

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