Fumiko Watanabe, Ph.D.
CURRENT POSITION Researcher Department of Geology, Faculty of Science, University of Liege
Sart-Tilman B18, Allée du 6 Août, B-4000, Liege, Belgium
E-mail: fumiko.watanabe@ulg.ac.be; narafumi@smile.odn.ne.jp
Researcher
Graduate School of Science, Tohoku University (Sendai, Japan)
Paleolimnology of Siberian and Mongolian Lakes
Stable Isotope Geochemistry of Sediment Cores from Siberian and
Post doctoral fellow
Water and oil Environmental Division, National Institute for Environmental
- Evaluation of Dissolved Organic Carbon (DOC) Cycling in Lacustrine
- Stable and Radio Isotopes Geochemistry of Lake Water
Doctor of Science (Chemistry)
Graduate School of Science, Tokyo Metropolitan University (Tokyo, Japan)
“Reconstruction of Paleoenvironment of Lake Baikal and Lake Hovsgol Indicated
by Sedimentary Photosynthetic Pigments and Stable Isotope Records”
Master of Science (Environmental Science)
Institute for Environmental Sciences, University of Shizuoka (Shizuoka, Japan)
Bachelor of Science (Oceanography)
Graduate School of Marine Science and Technology, Tokai University (Shizuoka, Japan)
• Environmental Science • Limnology and Paleolimnology • Organic Geochemistry • Isotope Geochemistry (radiocarbon, stable carbon, nitrogen and sulfur isotopes)
• Laboratory experiments using natural samples (sediment, soil, and water) • Analytical techniques:
o Isotope Ratio Mass Spectrometer (measurements of stable carbon, nitrogen and
o Accelerator Mass Spectrometry System (radiocarbon isotope measurements,
o Gas Chromatograph and Gas Chromatograph-Mass Spectrometer (lipid analyses)
o High Performance Liquid Chromatography (photosynthetic pigment)
o Electron Probe Micro Analyzer
Scientific Research Expedition to Lake Baikal, Russia
Notice. Surname has been changed from Nara to Watanabe because of marriage.
Fumiko Watanabe Nara, Takahiro Watanabe, Takeshi Kakegawa, Haruhiko Seyama, Akio Imai, Nobuyuki Kawasaki, Toshio Nakamura, Takayoshi Kawai, Climate control of sulfate flux into Lake Hovsgol, Mongolia, during the last glacial-postglacial transition: Constraints from sulfur geochemistry. Palaeogeography, Palaeoclimatology, Palaeoecology, Submitted Takahiro Watanabe; Tetsuya Matsunaka; Toshio Nakamura; Mitsugu Nishimura;Yasuhiro Izutsu; Motoyasu Minami; Fumiko W Nara; Takeshi Kakegawa; Liping Zhu, Last glacial - Holocene geochronology of sediment cores from a high-altitude Tibetan lake based on AMS 14C dating of plant fossils: Implications for paleoenvironmental reconstructions. Chemical Geology, Submitted Fumiko Watanabe Nara, Akio Imai, Masao Uchida, Kazuo Matsushige, Kazuhiro Komatsu, Nobuyuki Kawasaki, Yasuyuki Shibata, Kunihiko Amano, Hajime Mikami, Ryuji Hanaishi, High contribution of recalcitrant organic matter to dissolved organic carbon (DOC) in Japanese oligotrophic lake revealed by radiocarbon measurements.Radiocarbon, in press. Fumiko Watanabe Nara, Takahiro Watanabe, Toshio Nakamura, Takeshi Kakegawa, Fumitaka Katamura, Kohji Shichi, Hikaru Takahara, Akio Imai, Takayoshi Kawai, Change in organic matter sources during the past 23,000 years in a Lake Baikal (southeastern Siberia) sediment core inferred from the stable carbon isotope ratios with 14C dating.Radiocarbon, in press. T. Watanabe, T. Matsunaka, T. Nakamura, M. Nishimura, T. Sakai, X. Lin, K. Horiuchi, F.W. Nara, T. Kakegawa, L. Zhu, 14C dating of Holocene soils from an island in Lake Pumoyum Co (southeastern Tibetan Plateau). Radiocarbon, in press. T. Watanabe, T. Matsunaka, T. Nakamura, M. Nishimura, Y. Izutsu, M. Minami, F.W. Nara, T. Kakegawa, L. Zhu, Sources of plant residues in a new sediment core (PY608W-PC) from Lake Pumoyum Co during the last 19 kyr. Radiocarbon, in press Fumiko Watanabe Nara, Akio Imai, Kazuo Matsushige, Kazuhiro Komatsu, Nobuyuki Kawasaki, and Yasuyuki Shibata, Radiocarbon measurements of dissolved organic carbon in sewage-treatment-plant effluent and domestic sewage.Nuclear Instruments and Methods in Physics Research Section B, 268, p1142-1145, 2010 T. Watanabe, T. Matsunaka, T. Nakamura, M. Nishimura, F.W. Nara, T. Kakegawa, L. Zhu , Changes of organic matter sources in sediment cores from a high-altitude lake (Pumoyum Co, southeastern Tibetan plateau) over the last 19,000 years. Nuclear Instruments & Methods in Physics Research B, 268, p1070-1072, 2010. Fumiko Watanabe Nara, Akio Imai, Kazuo Matsushige, Kazuhiro Komatsu, Stable carbon isotopic characterization of DOC and its humic fraction in Lake Kasumigaura, Japan.Verhandlungen der IVL, vol. 30/8, p. 1307-1309, 2009 Yukinori Tani, Fumiko Nara, Yuko Soma, Mitsuyuki Soma, Nobuyasu Itoh, Genki Inoue Matsumoto, Atsushi Tanaka and Takayoshi Kawai, Phytoplankton assemblage in the Plio-Pleistocene record of Lake Baikal as indicated by sedimentary steryl chlorin esters. Quaternary International, 205,p126-136, 2009 T. Watanabe, T. Nakamura, F.W. Nara, T. Kakegawa, M. Nishimura, M. Shimokawara, T. Matsunaka, R. Senda, T. Kawai, A new age model for the sediment cores from Academician ridge (Lake Baikal) based on high-time-resolution AMS 14C data sets over the last 30 kyr: paleoclimatic and environmental implications. Earth and Planetary Science Letters, 286, 347-354, 2009, doi:10.1016/j.epsl.2009.06.046. T. Watanabe, T. Nakamura, F.W. Nara, T. Kakegawa, K. Horiuchi, R. Senda, T. Oda, M. Nishimura, G. I. Matsumoto, T. Kawai, High-time resolution AMS 14C data sets for Lake Baikal and Lake Hovsgol sediment cores: changes in radiocarbon age and sedimentation rates during the transition from the last glacial to the Holocene. Quaternary International, 205, 12-20, 2009, doi:10.1016/j.quaint.2009.02.002. Azusa Shinohara, Akio Imai, Kazuhiro Komatsu, Kazuo Matsushige, Fumiko Nara, Application of HPLC-PAD to highly sensitive analysis of dissolved carbohydrates and their composition in lake water and extracellular organic matter derived from algae. J. of Japan Society on Water Environment 31(8) 447-454 2008, in Japanese Kazuhiro Komatsu, Akio Imai, Kazuo Matsushige, Fumiko Nara, Nobuyuki Kawasaki, Characterization of dissolved organic matter (DOM) in Lake Kasumigaura and several DOM sources using method of three-dimensional excitation-emission matrix fluorescence spectra. J. of Japan Society on Water Environment 31(5) 261-267, 2008, in Japanese T. Watanabe, T. Nakamura, M. Nishimura, T. Matsunaka, M. Minami, T. Kakegawa, F.W. Nara, L. Zhu, Radiocarbon chronology of a sediment core from Lake Pumoyum Co in the southeastern Tibetan plateau. Verhandlungen der IVL, 30 (4), 611-614, 2008. F. Nara, A. Imai, M. Yoneda, K. Matsushige, K. Komatsu, T. Nagai, Y. Shibata, T. Watanabe, Seasonal variation in the source of dissolved organic carbon in a lacustrine environment, revealed by dual isotopic measurements (∆14C and δ13C). Radiocarbon, 49(2), 767-773, 2007.
Fumiko Nara, Yukinori Tani, Yuko Soma, Mitsuyuki Soma, Hiroshi Naraoka, Takahiro Watanabe, Kazuho Horiuchi, Takayoshi Kawai, Takefumi Oda and Toshio Nakamura, Response of phytoplankton productivity to climate change recorded by sedimentary photosynthetic pigments in Lake Hovsgol (Mongolia) for the last 23,000 years.Quaternary International, 136, pp71-81, 2005 T. Watanabe, A. Tanaka, F. Nara, T. Nakamura, R. Senda, M. Nishimura and T. Kawai, Paleoproductivity changes in Lake Baikal over the past 250,000 years. Verhandlungen der IVL, 29, 903-906, 2005. Takayuki Sakai, Koji Minoura, Mitsuyuki Soma, Yukinori Tani, Atsushi Tanaka, Fumiko Nara, Nobuyasu Itoh, and Takayoshi Kawai, Influence of climate fluctuation on clay formation in the Baikal drainage basin.Journal of Paleolimnology, 33. pp105-121, 2005 Y. Tani, K. Kurihara, F. Nara, N. Itoh, M. Soma, Y. Soma, A. Tanaka, M. Yoneda, M. Hirota and Y. Shibata, Temporal changes in the phytoplankton community of the southern basin of Lake Baikal over the last 24,000 years recorded by photosynthetic pigments in a sediment core. Organic Geochemistry, 33, pp1621-1634, (2002) Y. Tani, K. Kurihara, F. Nara, N. Itoh, M. Soma, Y. Soma, A. Tanaka, M. Yoneda, M. Hirota and Y. Shibata, Distribution of photosynthetic pigments and other biogenic compounds in the sediments from the southern basin of Lake Baikal. Geologia i Geofizika, 42, p339-347, (2001)
COMPETITIVE RESEARCH FOUNDS 2006 – 2007
Scientific Research for Young Scientist (B), by the Ministry of Education, Science, Sports and Culture, Japan. Sasakawa Scientific Research Grant of the Japan Science Society, Japan
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