Sawada Ken

サワダケン | Sawada Ken

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： http://www.ep.sci.hokudai.ac.jp/~sawadak/

Research field (4)： Solid earth science , Biogeoscience , Ecology and environmental science , Space and planetary science

Research keywords (17)： biogeochemistry , organic sedimentology , microalgae , kerogen , Resistant macromolecule , Molecular fossil , Paleoclimatology , biomarker , Paleoceanography , Organic Geochemistry , Geomacromolecule , Paleobiology , Paleovegetation , Paleothermometry , Sediment , Paleoecology , Paleoenvironment

Research theme for competitive and other funds (27)：

2022 - 2026 Elucidation of the variation in marine primary production and the land-ocean biogeochemical linkage in North Pacific Ocean
2021 - 2025 Environmental changes during the Latest Cretaceous Mass Extinction Event recorded in the complete K/Pg boundary sequence discovered firstly in East Asia
2020 - 2024 Forest devastation during extreme greenhouse climate
2017 - 2020 Comparative Biology of Parmales and diatoms to explore the origin and sucess of diatoms
2018 - 2020 有機分子古植生解析法の高精度化と北日本における過去500万年間の古植生変動の復元

2014 - 2018 Biology of Pramles, a sister picoplanktonic group of diatoms

2014 - 2017 North American ice sheet dynamics and marine paleoenvironmental changes from the sedimentary record in the Gulf of Alaska

2014 - 2016 Reconstruction of variations in paleovegetation during the Quaternary by analysis of plant-derived organic molecule in the deep sea drilling sediment cores from the Atlantic Ocean and Japan Sea

2010 - 2015 海洋ハプト藻類のアルケノン合成経路の解明と基盤技術の開発

2012 - 2014 Early evolution of primitive angiosperms during Jurassic and Cretaceous in Mongolia

2011 - 2014 未知の藻類:パルマ藻が解き明かす海洋を支える珪藻の進化

2011 - 2013 Warming pulse triggered by CO2 released during LIP formation: evaluating 20 kyr event during Cretaceous OAE2

2011 - 2013 Parmales: an insight into the origin and evolutionary success of diatoms

2011 - 2013 Precise reconstruction of variation in paleovegetation during Cretaceous hot period by analyses of terrestrial plant-derived organic molecules in sediments

2010 - 2012 Verification of the mid-Cretaceous "Mega-monsoon Event"

2009 - 2011 Establishment of the Cretaceous standard, integrated stratigraphy in the North Pacific

2008 - 2010 Reconstruction of variation in microbial assemblage by sedimentary quinone analysis

2010 - Fundamental study on algal lipid with reference to application to bio-oil resource

2006 - 2008 Global climate change and increased primary production on land duringthe Cenozoic

2006 - 2007 植物化石有機分子からの白亜紀陸上生態系変動の復元

2004 - 2005 高等植物化石ポリマーの解析からの白亜紀陸域生物圏進化の解明

2003 - 2005 High resolution analysis of paleoenvironment and material transport during the hot-house Earth system

2003 - Molecular paleontology and paleobiology of resistant macromolecule in plant fossil

2001 - 2002 自然界に存在する巨大分子の地球化学的研究

2000 - Biogeochemical studies on terrestrial ecosystem evolution, with respect to its effect in earth's environment

2000 - Biogeochemical studies on geomacromolecule in sediment and fossil

1996 - Paleoenvironmental and paleoclimatological reconstructions by biomarkers in sediment and fossil.

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Papers (70)：

Ryosuke Fukuchi, Nozomi Hatano, Hiroyasu Asahi, Ken Sawada. Characteristics of n-alkanes and hopanes in paleosol layers in the sediment core from Lake Suwa (central Japan). Researches in Organic Geochemistry. 2023. 39. 1. 21-34
Muhammad Adam Ismail, Hiroyasu Asahi, Ken Sawada. Transport and depositional processes of organic matter evaluated by biomarker profiles in Miocene turbiditic sequences from Hokkaido, Japan. SEDIMENTARY GEOLOGY. 2023. 454
Masashi A. Ikeda, Hideto Nakamura, Ken Sawada. Aliphatic hydrocarbons in the lichen class Lecanoromycetes and their potential use as chemotaxonomic indicators and biomarkers. Organic Geochemistry. 2023. 179. 104588-104588
Shiho Kurosawa, Satoshi Furota, Mayu Mitsui, Ken Sawada, Koji Seike, Noboru Furukawa, Makoto Ito. Downslope variation in hemipelagic sedimentation in an active margin basin: An example from the lower Pleistocene Kiwada and Takamizo formations on the Boso Peninsula, Japan. Sedimentology. 2022
Takuto Ando, Ken Sawada, Kazuki Okano, Reishi Takashima, Hiroshi Nishi. Marine paleoecological variations during the mid-Cretaceous oceanic anoxic event 1a in the Vocontian Basin, southeastern France. Palaeogeography, Palaeoclimatology, Palaeoecology. 2022. 586. 110779-110779

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MISC (17)：

安藤卓人, 新村龍也, 沢田健. 足寄産、漸新世鯨類椎骨化石の脂肪酸分析~骨化石中の脂肪酸の起源と保存機構. 足寄動物化石博物館紀要. 2014. 7. 3-10
安藤卓人, 沢田健, 西弘嗣, 高嶋礼詩. 南東フランス白亜系海洋無酸素事変1b層準の堆積岩中のアリルイソプレノイドからみた海洋生態系変動. 日本地球化学会年会講演要旨集. 2013. 60th. 24
安藤卓人, 沢田健, 西弘嗣, 高嶋礼詩. 南フランス,ボコンティアン堆積盆における白亜紀海洋無酸素事変(OAE)2時の海洋生態系変動の復元. 日本地球化学会年会講演要旨集. 2012. 59th. 376
沢田健. Exp. 320/321 Pacific Equatorial Age Transect (2009/3/5~7/5, JR) ~赤道太平洋における過去の海洋環境変動の解明~. J-DESC News. 2012. 2012. p.4
長谷川卓, 沢田健. 「顕生代の環境擾乱イベントとその解析」によせて. Researches in Organic Geochemistry. 2008. 23/24. 1-3

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Books (6)：

古生物学の百科事典
丸善出版 2023 ISBN:9784621307588
北海道大学自然科学実験編集委員会編自然科学実験
学術図書出版社 2016
Handbook of Algea - Their Diversity and Utilization
NTS Inc. 2012 ISBN:9784864690027
地球惑星科学入門
北海道大学出版会 2010
地球と生命の進化学
北海道大学出版会 2008 ISBN:9784832981836

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Lectures and oral presentations (76)：

Palynomorph assemblage in sedimentary rocks of the Mesoproterozoic Qaanaaq Formation from northwestern Greenland.
(日本地球惑星科学連合大会予稿集(Web) 2020)
北海道苫前地域のセノマニアン/チューロニアン境界堆積岩の植物バイオマーカー分析による陸域古植生変動の復元
(日本地球惑星科学連合大会予稿集(Web) 2019)
Terrestrial plant-derived terpene hydrocarbons in deep sea sediment
(Abstracts of Annual Meeting of the Geochemical Society of Japan 2019)
Proposed indicators of primary producer community using steroid composition: Comparison with diatom assemblage in surface sediments of the Seto Inland Sea
(Abstracts of Annual Meeting of the Geochemical Society of Japan 2019)
Variations in paleotemperatures reconstructed using long-chain alkenones in a sediment core from Lake Nakaumi, western Japan
(Abstracts of Annual Meeting of the Geochemical Society of Japan 2019)

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Professional career (1)：

1998 Doctor of Science (Nagoya University) (Nagoya University)

Work history (7)：

2020 - 現在 Hokkaido University Department of Earth and Planetary Sciences, Faculty of Science Professor
2015 - 2020 Hokkaido University Department of Earth and Planetary Sciences, Faculty of Science Associate Professor
2013 - 2015 Hokkaido University Department of Natural History Sciences, Faculty of Science Associate Professor
2006 - 2012 Hokkaido University Lecturer
2001 - 2006 Hokkaido University Lecturer

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Committee career (14)：

2023/06 - 現在日本地質学会北海道支部支部長
2020 - 現在日本地球掘削科学コンソーシアム(J-DESC) IODP部会執行委員会委員
2014 - 現在日本地質学会理事
2013 - 現在日本有機地球化学会理事
2013 - 現在日本有機地球化学会 Researches in Organic Geochemistry編集委員長

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Awards (2)：

2023/07 - Nature Communications Earth & Environment Outstanding Reviewer Award
2021 - 日本有機地球化学会 2021年有機地球化学会賞(学術賞)

Association Membership(s) (8)：

JAPAN GEOSCIENCE UNION , American Geophysical Union , 日本有機地球化学会 , 日本地質学会 , 日本地球化学会 , European Association of Organic Geochemists , 日本古生物学会 , The Japanese Association of Organic Geochemists

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