Name (Family, forenames):

Takeuchi Nozomu

Education:

  • 1999 Ph.D. in Life sciences, Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology. A thesis entitled "Studies on albedo-modification of snow and ice by cryo-microbial activities". Work supervised by Professor Shiro Kohshima
  • 1996 M.Sc. in Life sciences, Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology, Thesis entitled "Ecological studies on melt water systems of Himalayan glaciers". Work supervised by Professor Shiro Kohshima
  • 1994 B.Sc. in Life sciences, Faculty of bioscience and biotechnology, Tokyo Institute of Technology.

Research and professional experiences:

Fieldwork experiences:

Membership of academic societies:

Publication list:

  • Murakami, T., Segawa, T., Dial, R., Takeuchi, N., Kohshima, S. and Hongoh, Y., 2017. Bacterial Microbiota Associated with the Glacier Ice Worm Is Dominated by Both Worm-Specific and Glacier-Derived Facultative Lineages. Microbes and environments, 32(1), 32-39. doi: 10.1264/jsme2.ME16158 [Web]

  • Zhang, Y., Enomoto, H., Ohata, T., Kadota, T., Shirakawa, T., Takeuchi, N. (2017) Surface mass balance on Glacier No. 31 in the Suntar–Khayata Range, eastern Siberia, from 1951 to 2014. Journal of Mountain Science 14(3):501-512. doi: 0.1007/s11629-016-3967-6 [Web]

  • Iizuka, Y., Miyamoto, A., Hori, A., Matoba, S., Furukawa, R., Saito, T., Fujita, S, Hirabayashi, M, Yamaguchi, S, Fujita, K, Takeuchi, N. (2017) A Firn Densification Process in the High Accumulation Dome of Southeastern Greenland. Arctic Antarctic and Alpine Research 49(1):13-27. doi: 10.1657/AAAR0016-034 [Web]

  • Nagatsuka N, Takeuchi N, Uetake J, Shimada R, Onuma Y, Tanaka S and Nakano T (2016) Variations in Sr and Nd isotopic ratios of mineral particles in cryoconite in western Greenland. Front. Earth Sci. 4:93. doi: 10.3389/feart.2016.00093 [Web]

  • Onuma, Y., Takeuchi, N., Takeuchi, Y. (2016) Temporal changes in snow algal abundance on surface snow in Tohkamachi, Japan, Bulletin of Glaciological Research, 34, 21-31, doi: 10.5331/bgr.16A02 [Web]

  • Shirakawa, T., Kadota, T., Fedorov, A., Konstantinov, P., Suzuki, T., Yabuki, H., Nakazawa, F., Tanaka, S., Miyairi, M., Fujisawa, F., Takeuchi, N., Kusaka, R., Takahashi, S., Enomoto, H., Ohata, T. (2016) Meteorological and glaciological observations at Suntar-Khayata Glacier No. 31, east Siberia, from 2012-2014, Bulletin of Glaciological Research, 34, 33-40, doi: 10.5331/bgr.16R01 [Web]

  • Gokul, J. K., Hodson, A. J., Saetnan, E. R., Irvine-Fynn, T. D. L., Westall, P. J., Detheridge, A. P., Takeuchi, N., Bussell, J., Mur, L. A. J. and Edwards, A. (2016), Taxon interactions control the distributions of cryoconite bacteria colonizing a High Arctic ice cap. Mol Ecol, 25: 3752–3767. doi:10.1111/mec.13715 [Web]

  • Uetake, J., Tanaka, S., Segawa, T., Takeuchi, N., Nagatsuka, N., Motoyama, H., Aoki, T. (2016) Microbial community variation in cryoconite granules on Qaanaaq Glacier, NW Greenland, FEMS Microbiology Ecology Sep 2016, 92 (9) fiw127; DOI: 10.1093/femsec/fiw127[Web]

  • Shimada, R., Takeuchi, N. and Aoki, T. (2016). Inter-annual and geographical variations in the extent of bare ice and dark ice on the Greenland ice sheet derived from MODIS satellite images., Frontiers in Earth Science. doi: 10.3389/feart.2016.00043[PDF]

  • Aizen, E. M., Aizen, V.B., Takeuchi, N., Mayewski, P.A., Grigolm, B.R., Joswiak, R.D., Nikitin, S.A., Fujita, K., Nakawo, M., Zapf, A., and Scheikowski, M. (2016). Abrupt and moderate climate changes in the mid-latitudes of Asia during the Holocene. Journal of Glaciology, doi:10.1017/jog.2016.34[PDF]

  • Tanaka, S., Takeuchi, N., Miyairi, M., Fujisawa, Y., Kadota, T., Shirakawa, T. Kusaka, R., Takahashi, S., Enomoto, H., Ohata,Yabuki, H., Konya, K., Fedorov, A., Konstantinov, P. (2016). Snow algal communities on glaciers in the Suntar-Khayata Mountain Range in eastern Siberia, Russia. Polar Science. doi:10.1016/j.polar.2016.03.004[PDF]

  • Musilova, M., Tranter, M., Bamber, JL., Takeuchi, N., Anesio, AM. (2016). Experimental evidence that microbial activity lowers the albedo of glaciers. Geochemical Perspective Lettter, 2, 106-116, doi: 10.7185/geochemlet.1611 [PDF]

  • Bhatt, M. P., Takeuchi, N., Acevedo, M.F. (2016). Chemistry of Supraglacial Ponds in the Debris-Covered Area of Lirung Glacier in Central Nepal Himalayas. Aquatic Geochemistry 22(1), 35-64, DOI:10.1007/s10498-015-9276-9[PDF]

  • Takeuchi, N., Fujisawa, Y., Kadota, T., Tanaka, S., Miyairi, M., Shirakawa, T., Kusaka, R., Fedorov, A.N., Konstantinov, P. and Ohata, T., (2015). The Effect of Impurities on the Surface Melt of a Glacier in the Suntar-Khayata Mountain Range, Russian Siberia. Frontiers in Earth Science, 3:82. DOI:10.3389/feart.2015.00082[PDF]

  • Cook, J., Edwards, A., Takeuchi, N. and Irvine-Fynn, T., (2015). Cryoconite The dark biological secret of the cryosphere. Progress in Physical Geography, 40(1), 66-111. DOI:10.1177/0309133315616574[PDF]

  • Bültmann, H., Roux, C., Egea, J., Julve, P., Bricaud, O., Giaccone, G., Täuscher, L., Creveld, M., Di Martino, V., Golubić, S., and Takeuchi, N., (2015). Validations and descriptions of European syntaxa of vegetation dominated by lichens, bryophytes and algaee. Lazaroa, 36, 107-129. DOI:10.5209/rev_LAZA.2015.v36.51255[PDF]

  • Murakami, T., Segawa, T., Bodington, D., Dial, R., Takeuchi, N., Kohshima, S., and Hongoh, Y. (2015). Census of bacterial microbiota associated with the glacier ice worm Mesenchytraeus solifugus. FEMS Microbiology Ecology, 91, fiv003, DOI:10.1093/femsec/fiv003 [PDF]

  • Grigholm, B., P.A. Mayewski, S. Kang, Y. Zhang, U. Morgenstern, M. Schwikowski, S. Kaspari, V. Aizen, E. Aizen, N. Takeuchi, K.A. Maasch, S. Birkel, M. Handley and S. Sneed (2015). 20th Century Dust Lows and the Weakening of the Westerly Winds over the Tibetan Plateau. Geophysical Research Letters, 42(7), 2434-2441. DOI: 10.1002/2015GL063217 [PDF]

  • Zawierucha, K., Kolicka, M., Takeuchi, N., and Kaczmarek, Ł. (2014). What animals can live in cryoconite holes? A faunal review. Journal of Zoology, 295(3), 159-169. DOI: 10.1111/jzo.12195 [PDF]

  • Takeuchi, N., Fujita, .K., Aizen, B., Vladimir, Narama, C., Yokoyama, Y., Okamoto, S., Kaoki, K., and Kubota, J. (2014) Disappearance of glaciers in the Tien Shan Mountains in Central Asia at the end of Pleistocene. Quaternary Science Reviews, 103, 26-33. DOI: 10.1016/j.quascirev.2014.09.006 [PDF]

  • Nagatsuka, N., Takeuchi, N., Uetake, J., and Shimada, R. (2014). Mineralogical composition of cryoconite on glaciers in northwest Greenland. Bulletin of Glaciological Research, 32(0), 107-114. http://dx.doi.org/10.5331/bgr.32.107 [PDF]

  • Aoki, T., Matoba, S., Uetake, J., Takeuchi, N., and Motoyama, H. (2014). Field activities of the "Snow Impurity and Glacial Microbe effects on abrupt warming in the Arctic"(SIGMA) Project in Greenland in 2011-2013. Bulletin of Glaciological Research, 32(0), 3-20. [PDF]

  • Takeuchi, N., Nagatsuka, N., Uetake, J., and Shimada, R. (2014). Spatial variations in impurities (cryoconite) on glaciers in northwest Greenland. Bulletin of Glaciological Research, 32(0), 85-94. [PDF]

  • Nagatsuka, N., Takeuchi, N., Nakano, T., Shin, K., and Kokado, E. (2014). Geographical variations in Sr and Nd isotopic ratios of cryoconite on Asian glaciers. Environmental Research Letters, 9(4), 045007. [PDF]

  • Segawa, T., Ishii, S., Ohte, N., Akiyoshi, A., Yamada, A., Maruyama, F., Li, Z., Hongoh, Y. and Takeuchi, N. (2014), The nitrogen cycle in cryoconites: naturally occurring nitrification-denitrification granules on a glacier. Environmental Microbiology. doi: 10.1111/1462-2920.12543 [PDF]

  • Takeuchi, N. (2013) Seasonal and altitudinal variations in snow algal communities on an Alaskan glacier (Gulkana glacier in the Alaska range). Environ. Res. Lett. 8 035002 doi:10.1088/1748-9326/8/3/035002 [PDF]

  • Nakazawa, F., Uetake, J., Suyama, Y., Kaneko, R., Takeuchi, N., Fujita, K., Motoyama, H., Imura, S., and Kanda, H. (2013) DNA analysis for section identification of individual Pinus pollen grains from Belukha glacier, Altai Mountains, Russia. Environ. Res. Lett. 8 (2013) 014032 (8pp) doi:10.1088/1748-9326/8/1/014032. [PDF]

  • Segawa, T., Takeuchi, N., Rivera, A., Yamada, A., Yoshimura, Y., Barcaza, G., Shinbori, K., Motoyama, H., Kohshima, S., Ushida, K. (2012) Distribution of antibiotic resistance genes in glacier environments. Environmental Microbiology Reports, DOI: 10.1111/1758-2229.12011. [PDF]

  • Takeuchi, N., Sakai, A., Kohshima, S., Fujita, K., and Nakawo, M. (2012) Variation in suspended sediment concentration of supraglacial lakes on debris-covered area of Lirung Glacier in Nepali Himalayas. Global Environmental Research, 16, 95-104.[PDF]

  • Takeuchi, N., Ishida, Y., Li, Z. (2011) Microscopic analyses of insoluble particles in an ice core of Ürümqi Glacier No. 1: quantification of mineral and organic particles. Journal of Earth Sciences, 22(4), 431-440. [PDF]

  • Fujita, K., Takeuchi, N., Nikitin, S. A., Surazakov, A. B., Okamoto, S., Aizen, V. B., Kubota, J. (2011) Favorable climatic regime for maintaining the present-day geometry of the Gregoriev Glacier, Inner Tien Shan. The Cryoshere, 5, 539-539. [PDF]

  • Nakazawa, F., Miyake, T., Fujita, K., Takeuchi, N., Uetake, J., Fujiki, T., Aizen, V., ani Nakawo, M. (2011) Establishing the Timing of Chemical Deposition Events on Belukha Glacier, Altai Mountains, Russia, Using Pollen Analysis. Arctic, Antarctic, and Alpine Research, 43(1), 66-72.

  • Okamoto, S., Fujita, K., Narita, H., Uetake, J., Takeuchi, N., Miyake, T., Nakazawa, F., Aizen, V.B., Nikitin, S. A., Nakawo, M. (2011) Reevaluation of the reconstruction of summer temperatures from melt features in Belukha ice cores, Siberian Altai, Journal of Geophysical Research, 116, D02110, doi: 10.1029/2010JD013977.

  • Uetake, J., Kohshima, S., Nakazawa, F., Takeuchi, N., Fujita, K., Miyake, T., Narita, H., Aizen, A.B., Nakawo, M. (2011) Evidence for propagation of cold-adapted yeast in an ice core from a Siberian Altai glacier. Journal of Geophysical Research, 116, doi: 10.1029/2010JG001337.

  • Takeuchi, N., Nishiyama, H., Li, Z. (2010) Structure and formation process of cryoconite granules on Ürümqi glacier No. 1, Tien Shan, China. Annals of Glaciology, 51(56), 9-14. [PDF]

  • Nagatsuka, N., Takeuchi, N., Nakano, T., Kokado, E., Li, Z. (2010) Sr, Nd and Pb stable isotopes of surface dust on Ürümqi glacier No. 1 in western China. Annals of Glaciology, 51(56), 95-105. [PDF]

  • Segawa, T., Takeuchi, N. (2010) Cyanobacterial communities on Qiyi Glacier in the Qilian Mountains of China. Annals of Glaciology, 51(56), 153-162. [PDF]

  • Segawa, T., Takeuchi, N., Ushida, K., Kanda, H., Kohshima, S. (2010) Altitudinal Changes in a Bacterial Community on Gulkana Glacier in Alaska. Microbes and Environments, 25(3), 171-182.

  • Ushida, K., Inoue, R., Segawa, T., Kohshima, S., Takeuchi, N., Fukui K., Li, Z., Kanda, H. (2009) Application of real-time PCR array to the multiple detection of antibiotic- resistant genes in glacier ice samples. The Journal of General and Applied Microbiology, 56, 43-52.

  • Takeuchi, N, Fujita, K., Nakazawa, F., Nakawo, M., and Rana, B. (2009) A snow algal community on the surface and in an ice core of Rikha-Samba Glacier in Western Nepali Himalayas. Bulletin of Glaciological Research, 27, 25-35. [PDF]

  • Takeuchi, N., Miyake, T., Nakazawa, F., Narita, H., Fujita, K., Sakai, A., Nakawo, M., Fujii, Y., Duan, K., and Yao, T. (2009) A shallow ice core re-drilled on the Dunde Ice Cap, western China: recent changes in the Asian high mountains, Environmental Research Letters, 4, 045207, doi:10.1088/1748-9326/4/045207 [PDF]

  • Sakai, A., Nishimura, K., Kadota, T., Takeuchi, N. (2009) Onset of calving at supraglacial lakes on debris covered glaciers of the Nepal Himalayas, Journal of Glaciology, 55(193), 909-917.

  • Takeuchi, N. (2009) Temporal and spatial variations in spectral reflectance and characterisitics of surface dust on Gulkana Glacier, Alaska Range. Journal of Glaciology, 55(192), 701-709. [PDF]

  • Takeuchi, N., Nakawo, M., Narita, H., and Han, J. (2008) Miaoergou Glaciers in the Kalik Mountains, western China: Report of a reconnaissance for future ice core drilling and biological study. Bulletin of Glaciological Research, 26, 33-40. [PDF]

  • Takeuchi, N., and Li, Z. (2008) Characteristics of surface dust on Ürümqi Glacier No. 1 in the Tien Shan Mountains, China. Arctic, Antarctic, and Alpine Research, 40(4), 744-750 [PDF]

  • Bhatt, M. P., Masuzawa, T., Yamamoto, M., Takeuchi, N. (2007) Chemical characteristics of pond wateres within the debris area of Lirung Glacier in Nepal Himalaya. Journal of Limnology, 66(2), 71-80.

  • Kohshima, S., Takeuchi, N., Uetake, J., Shiraiwa, T., Uemura, R., Yoshida, N., Matoba, S., and Godoie., M. A. (2007) Estimation of net accumulation rate at a Patagonian glacier by ice core analyses using snow algae. Global and Planetary Change, 59, 236-244.

  • Takeuchi, N., Dial, R., Kohshima, S., Segawa, T., Uetake J. (2006) Spatial distribution and abundance of red snow algae on the Harding Icefield, Alaska derived from a satellite image. Geophysical Research Letter, 33, L21502, doi:10.1029/2006GL027819. [PDF]

  • Takeuchi, N., Uetake, J., Fujita, K., Aizen, V., and Nikitin, S. (2006) A snow algal community on Akkem Glacier in the Russian Altai Mountains. Annals of Glaciology, 43, 378-384. [PDF]

  • Yoshimura, Y, Kohshima, S., Takeuchi, N., Seko K. and Fujita, K. (2006) Snow algae in a Himalayan ice core: new environmental markers for ice core analyses and their correlation with summer mass balance. Annals of Glaciology, 43, 148-153.

  • Aizen, V. B. , Aizen, E. M. , Joswiak, D.R. , Fujita, K., Takeuchi, N. and Nikitin, S. A. (2006) Climatic and atmospheric Circulation Pattern Variability from Ice-core isotope/geochemistry Records (Altai, Tien Shan and Tibet), Annals of Glaciology, 43, 49-60.

  • Miyake, T., Nakazawa, F., Sakugawa, H., Takeuchi, N., Fujita, K., Ohta, K., Nakawo, M. (2006) Concentrations and source variations of n-alkanes in a 21-m ice core and snow samples at Belukha Glacier, Russian Altai Mountains, Annals of Glaciology, 43, 142-147.

  • Fujita, K., Thompson, L. G., Kajikawa, Y., Ageta, Y., Yasunari, T., Sakai, A., and Takeuchi, N. (2006) Thirty-year history of glacier melting in the Nepal Himalayas. Journal of Geophysical Research, 111, D03109, doi:10.1029/2005JD005894.

  • Aizen, V. B., Aizen E. M., Fujita, K., Nikitin, S. A., Kreutz, K. J., Takeuchi, N. (2005) Stable-isotope time series and precipitation origin from firn cores and snow samples, Altai glaciers, Siberia. Journal of Glaciology, 51(175), 637-654..

  • Nakazawa, F., Fujtia, K., Takeuchi, N., Fujiki, T., Uetake, J., Aizen, V., and Nakawo, M. (2005) Dating of seasonal snow/firn accumulation layers using pollen analysis. Journal of Glaciology, 51(174) , 483-490.

  • Takeuchi, N., Matsuda, Y., Sakai, A. and Fujita, K. (2005) A large amount of biogenic surface dust (cryoconite) on a glacier in the Qilian Mountains, China. Bulletin of Glaciological Research, 22, 1-8. [PDF]

  • Takeuchi, N. , Takahashi,A ., Uetake, J.,Yamazaki, Y.,Aizen,V., Joswiak, D., Surazakov, A., and Nikitin, S. (2004) A report on ice core drilling on the western plateau of Mt. Belukha in the Altai Mountain Range in 2003. Polar Meteorology and Glaciology, 18, 121-133. [PDF]

  • Takeuchi, N., and Koshima, S. (2004): A snow algal community on a Patagonian glacier, Tyndall glacier in the Southern Patagonia Icefield. Arctic, Antarctic, and Alpine Research, 36(1), 92-99.[PDF]

  • Fujita, K., Takeuchi, N., Aizen, V., and Nikitin, S. (2004) Glaciological observations on the plateau of Belukha Glacier in the Altai Mountains, Russia from 2001 to 2003, Bulletin of Glaciological Research, 21, 57-64. [PDF]

  • Takeuchi, N., Koshima, S., and Segawa, T. (2003): Effect of cryoconite and snow algal communities on surface albedo on maritime glaciers in south Alaska, Bulletin of Glaciological Research, 20, 21-27 [PDF]

  • Takeuchi, N. (2002): Optical characteristics of cryoconite (surface dust) on glaciers: the relationship between light absorbency and the property of organic matter contained in the cryoconite. Annals of Glaciology, 34, 409-414. [PDF]

  • Takeuchi, N. (2002): Surface albedo and characteristics of cryoconite on an Alaska glacier (Gulkana Glacier in the Alaska Range), Bulletin of Glaciological Research, 19, 63-70. [PDF]

  • Kohshima, S., Shiraiwa, T., Angelica, M., Kubota, K., Takeuchi, N., Shinbori, K. (2002): Ice core drilling on Southern Patagonia Icefield - Development of a new portable drill and the field expedition in 1999. The Memoirs of National Institute of Polar Research, Special Issue, 56, 49-58. [Journal]

  • Fujita, K., Nakazawa, F., Takeuchi, N., Nakawo, M., Rana, B., Azuma, N., Fujii, Y. (2002): Ice core drilling on the southern slope of the Nepal Himalayas. The Memoirs of National Institute of Polar Research, Special Issue, 56, 49-58. [Full text]

  • Takeuchi, N. (2001): The altitudinal distribution of snow algae on an Alaska glacier (Gulkana Glacier in the Alaska Range), Hydrological Processes, 3447-3459. [PDF]

  • Takeuchi, N., Kohshima, S., and Seko, K. (2001): Structure, formation, darkening process of albedo reducing material (cryoconite) on a Himalayan glacier: a granular algal mat growing on the glacier. Arctic, Antarctic, and Alpine Research, 33, 115-122. [PDF]

  • Takeuchi, N., Kohshima, S., Shiraiwa, T., and Kubota, K. (2001): Characteristics of cryoconite (surface dust on glaciers) and surface albedo of a Patagonian glacier, Tyndall Glacier, Southern Patagonia Icefield, Bulletin of Glaciological Research, 18, 65-69. [PDF]

  • Takeuchi, N., Kohshima, S., Goto-Azuma, K., and Korner, R. M. (2001): Biological characteristics of dark colored material (cryoconite) on Canadian_Arctic glaciers (Devon and Penny ice cap), Proceeding of the Memoirs of National Institute of Polar Research, Special Issue, 54, 495-505. [PDF]

  • Yoshimura, Y., Kohshima, S., Takeuchi, N., Seko, K., and Fujita, K. (2000) Himalayan ice core dating with snow algae, Journal of glaciology, 46, 335-340.

  • Takeuchi, N. and Kohshima, S. (2000): Effect of debris cover on species composition of living organisms in supraglacial lakes on a Himalayan glacier. IAHS publication no 264 (Proceedings of a workshop held at Seattle, Washington, USA, September 2000), 267-275.[PDF]

  • Sakai, A., Takeuchi, N., Fujita, K., and Nakawo, M. (2000) Role of supraglacial ponds in the ablation process of a debris-covered glacier in the Nepal Himalayas., IAHS publication no 264 (Proceedings of a workshop held at Seattle, Washington, USA, September 2000), 119-130.

  • Takeuchi, N., Kohshima, S., Yoshimura, Y., Seko, K., and Fujita K. (2000), Characteristics of cryoconite holes on a Himalayan glacier, Yala Glacier Central Nepal. Bulletin of Glacier Research, 17, 51-59. [PDF]

  • Takeuchi, N., Kohshima, S., and Fujita, K. (1998) Snow Algae Community on a Himalayan Glacier, Glacier AX010 East Nepal: Relationship with Glacier Summer Mass Balance. Bulletin of Glacier Research, 16, 43-50.[PDF]

  • Fujita, K., Takeuchi, N., and Seko, K. (1998) Glaciological observations of Yala Glacier in Langtang Valley, Nepal Himalayas, 1996, Bulletin of Glacier Research, 16, 75-81.

Presentations:

  • 2011/8/10 Asian glacier ecosystems: biological study on Urumqi glacier No. 1, The Celebrations of 50th Anniversary of Tienshan Glaciological Station & Symposium on Science and Monitoring of Glaciers, Urumqi, China, Nozomu Takeuchi.

  • 2010/6/21 Biogenic impurities in snow and ice and their effect on melting, Impurities in Snow and Ice (ISI) Workshop, Silverton, Colorado, Nozomu Takeuchi.

  • 2009/2/1 Reconstruction of climate and river discharge in the last 1000 years based on mountain ice core data in the Central Asia. Reconceptualizing Cultural and Environmental Change in Central Asia: An Historical Perspective on the Future, Nozomu Takeuchi.

  • 2007/7/9 Significant Effect of Biogenic Material (cryoconite) on Surface Albedo of Asian Glaciers: -Geographical Comparison of the Amounts of Cryoconite and Surface Albedo of Glaciers. IUGG, Perugia, Nozomu Takeuchi, Shiro Kohshima

  • 2007/7/12 A distinctive snow algal community on a glacier in the Tienshan Mountains, China. IUGG, Perugia, Nozomu Takeuchi, Takahiro Segawa, Li Zhongqin

  • 2006/9/17 Changes in Natural Environment Reconstructed from Ice cores in the Heihe River Basin, International Workshop on humanity and nature on Kharahoto region. Ejina, China.

  • 2005/9/9 "A snow algal community on the Akkem Glacier in the Altai Mountains, Russia", IGS International Symposium on High-Elevation Glaciers and Climate Records, Lanzhou, China.

  • 2005/5/22 "Variation of Biological Activity on a Himalayan Glacier Recovered from a Shallow Ice Core", Japan Geoscience Union, Chiba, Japan.

  • 2005/4/26 "Seasonal Change of a Snow Algal Community on an Alaska Glacier", European Geoscience Union, Vienna,

  • 2005/4/22 "Glacial biology: study on creatures living on snow and ice", Joint Seminar of Departments of Limnology and Botany, University of Innsbruck, Austria

  • 2005/4/15 "Introduction of Glacial-Biology: Results of the recent research and outline of present projects", Seminar of the Center for Ecological Research, Kyoto University

  • 2004/12/16 "Variation of Biological Activity on a Himalayan Glacier Recovered from a Shallow Ice Core", American Geophysical Union, San-Francisco, U.S.A.

  • 2004/9/28 "Seasonal variation of a snow algal community on an Alaska glacier" Japanese Society of snow and ice, Hikone, Japan

  • 2004/9/29 "Variation of Biological Activity on a Himalayan Glacier Recovered from a Shallow Ice Core" Japanese Society of snow and ice, Hikone, Japan

  • 2004/4 "Microscopic analysis of organic and inorganic dust in a Himalayan ice core", European Geoscience Union, Nice, France

  • 2003/12 "Seasonal variation of a snow algal community on an Alaska glacier", American Geophysical Union, San-Francisco, U.S.A.

  • 2003/11"A report on ice core drilling on the western plateau of Mt. Belukha in the Altai Mountain Range in 2003", NIPR symposium.

  • 2003/7 "Distribution of cryoconite on the surface of a glacier derived from a Landsat TM image", IUGG, Sapporo, Japan

  • 2002/12 "Distribution of cryoconite on the surface of a glacier derived from a Landsat TM image", American Geophysical Union, San-Francisco, U.S.A.

  • 2002/10 "A large amount of biogenic surface dust (cryoconite) on a glacier in the Qilian Mountains, China. " Japanese Society of snow and ice, Joetsu, Japan

  • 2001/12 "Biological albedo reduction of snow and ice on glaciers in Alaska", American Geophysical Union, San-Francisco, U.S.A.

  • 2001/6 "Optical characteristics of surface dust (cryoconite) on glaciers: relationship between the light absorbency and property of organic matter contained in the cryoconite.", IGS International Symposium on Remote Sensing in Glaciology, Maryland, U.S.A.

  • 2001/5 "The altitudinal distribution of snow algae on an Alaska glacier (Gulkana Glacier in the Alaska Range)", Eastern Snow Conference, Ottawa, Canada

  • 2001/3 "Surface albedo reduction of snow and ice by cryo-microbial activity: biological impact on Arctic cryosphere"

  • 2000/9 "Effect of debris cover on species composition of living organisms in supraglacial lakes on a Himalayan glacier.", International Workshop on Debris-Covered Glaciers, Seattle, U.S.A.

  • 2000/3 "Biological characteristics of dark colored material in Canadian High Arctic glaciers", International Symposium on Arctic Environment, Tokyo, Japan

  • 1998/8 "Characteristics of Supraglacial Lakes on a Himalayan Debris Covered Glacier", IGS International Symposium on Glaciers and the Glaciated Landscape, Kiruna, Sweden

  • 1995/8 "Biological aspect of cryoconite and cryoconite hole of a Spitzbergen Glacier, Svalbard", International Symposium on Arctic Environment, Tokyo, Japan

 


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