Research results
Cryosphere / Land
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Metabarcoding Focusing on Eukaryote Communities on Langhovde Glacier, East Antarctica
Kajita, H., Kondo, K., Sugiyama, S., Nakamura, Y., Kudoh, S. and Umeda, K. 2025. DNA Metabarcoding Focusing on Eukaryote Communities on Langhovde Glacier, East Antarctica. Environmental Microbiology Reports, 17, 4: e70117, https://doi.org/10.1111/1758-2229.70117
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Flood events caused by discharge from Qaanaaq Glacier, northwestern Greenland
Kondo, K., S. Sugiyama, D. Sakakibara, and S. Fukumoto. 2021. Flood events caused by discharge from Qaanaaq Glacier, northwestern Greenland. Journal of Glaciology, 67(263), 500-510, https://doi.org/10.1017/jog.2021.3
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Ice speed of a Greenlandic tidewater glacier modulated by tide, melt, and rain
Sugiyama, S., Tsutaki, S., Sakakibara, D., Asaji, I., Kondo, K., Wang, Y., Podolskiy, E., Jouvet, G. and Funk, M. 2025. Ice speed of a Greenlandic tidewater glacier modulated by tide, melt, and rain. The Cryosphere, 19, 525-540, https://doi.org/10.5194/tc-19-525-2025
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Ploughmeter for subglacial observations with an accelerometer and a water pressure sensor
Kondo, K., Sugiyama, S., Minowa, M. and Podolskiy, E. A. 2025, Ploughmeter for subglacial observations with an accelerometer and a water pressure sensor. Bulletin of Glaciological Research, 42, 113-121. https://doi.org/10.5331/bgr.24R04
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Geometry and thermal regime of the southern outlet glaciers of Qaanaaq Ice Cap, NW Greenland
Lamsters, K., Karuss, J., Jeskins, J., Dzerins, P., Ukai, S., Sugiyama, S. 2024. Geometry and thermal regime of the southern outlet glaciers of Qaanaaq Ice Cap, NW Greenland. Earth Surface Processes and Landforms, 49(13), 4275-4288, https://doi.org/10.1002/esp.5966
Atmosphere / Ocean
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Synchronization of bowhead whales
Podolskiy, E.A., J. Teilmann, M.P. Heide-Jørgensen. 2024. Synchronization of bowhead whales, Physical Review Res., 6, 033174, 13 p., https://doi.org/10.1103/PhysRevResearch.6.033174
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Impacts of glacial discharge on the primary production in a Greenlandic fjord
Hoshiba, Y., Y. Matsumura, N. Kanna, Y. Ohashi and S. Sugiyama. 2024. Impacts of glacial discharge on the primary production in a Greenlandic fjord. Scientific Report, 14 ,15530. https://doi.org/10.1038/s41598-024-64529-z
Hoshiba, Y., Y. Matsumura, N. Kanna, Y. Ohashi and S. Sugiyama. 2024. Impacts of glacial discharge on the primary production in a Greenlandic fjord. Scientific Report, 14 ,15530. https://doi.org/10.1038/s41598-024-64529-z
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Insights into glacial processes from micromorphology of silt-sized sediment
Lepp, A. P., Miller, L. E., Anderson, J. B., O’Regan, M., Winsborrow, M. C. M., Smith, J.
A., Hillenbrand, C.-D., Wellner, J. S., Prothro, L. O., and Podolskiy, E.A. (2024) Insights
into glacial processes from micromorphology of silt-sized sediment, The Cryosphere, 18(5),
2297–2319, https://doi.org/10.5194/tc-2023-70. -
What the sounds of iceberg calving can tell us
Podolskiy, E.A., (2022). What the sounds of iceberg calving can tell us, The Circle (WWF), 4, 14–17 (WWF Arctic Programme, Solna, Sweden). https://www.arcticwwf.org/the-circle/stories/what-the-sounds-of-iceberg-calving-can-tell-us/
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Meltwater discharge from marine-terminating glaciers drives biogeochemical conditions in a Greenlandic fjord
Kanna, N., S. Sugiyama, T. Ando, Y. Wang, Y. Sakuragi, T. Hazumi, K. Matsuno, A. Yamaguchi, J. Nishioka, Y. Yamashita. 2022. Meltwater discharge from marine-terminating glaciers drives biogeochemical conditions in a Greenlandic fjord. Global Biogeochemical Cycles, 36(11), e2022GB007411, https://doi.org/10.1029/2022GB007411
Ecosystem
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Integrating expert range maps and opportunistic occurrence records of marine fish species in range estimates
Zhang, Z.; Bede-Fazekas, Á.; García Molinos, J.; Mammola, S.; Kass, J. M.; Qu, J.; Oeser, J.; Yuan, S.; Zhang, C.; Gu, J.; Ding, L.; Lin, Q. 2025. Integrating expert range maps and opportunistic occurrence records of marine fish species in range estimates. Conservation Biology, e70154. https://doi.org/10.1111/cobi.70154
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Towards an integrated assessment of the Arctic marine ecosystems in response to abrupt environmental changes: Contribution from the Arctic Challenge for Sustainability II (ArCS II) project
Hirata, T.; Alabia, I.D.; Fujiwara, A.; Fukai, Y.; García Molinos, J.; Kasai, A.; Kawakami, T.; Matsuno, K.; Onodera, J.; Shiozaki, T.; Ueno, H.; Watanabe, E. (2025). Towards an integrated assessment of the Arctic marine ecosystems in response to abrupt environmental changes: Contribution from the Arctic Challenge for Sustainability II (ArCS II) project, Polar Science, 101260, https://doi.org/10.1016/j.polar.2025.101260
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海色衛星リモートセンシングの展望
平田貴文, 2025. 海色衛星リモートセンシングの展望. Journal of Advanced Marine Science and Technology Society, 29, pp.49-56.
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Differences in predictions of marine species distribution models based on expert maps and opportunistic occurrences
Zhang, Z.; Kass, J. M.; Bede-Fazekas, Á.; Mammola, S.; Qu, J.; García Molinos, J.; Gu, J.; Huang, H.; Qu, M.; and Yue, Y. 2025. Differences in predictions of marine species distribution models based on expert maps and opportunistic occurrences. Conservation Biology, e70015. https://doi.org/10.1111/cobi.70015
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Seasonal habitat use of ringed seals in the Thule area, northwestern Greenland
Sakuragi, Y., Rosing-Asvid, A., Sugiyama, S. and Mitani, Y. 2024. Seasonal habitat use of ringed seals in the Thule area, northwestern Greenland. Polar Science, 101145, https://doi.org/10.1016/j.polar.2024.101145
Engineering
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Towards an integrated assessment of the Arctic marine ecosystems in response to abrupt environmental changes: Contribution from the Arctic Challenge for Sustainability II (ArCS II) project
Hirata, T.; Alabia, I.D.; Fujiwara, A.; Fukai, Y.; García Molinos, J.; Kasai, A.; Kawakami, T.; Matsuno, K.; Onodera, J.; Shiozaki, T.; Ueno, H.; Watanabe, E. (2025). Towards an integrated assessment of the Arctic marine ecosystems in response to abrupt environmental changes: Contribution from the Arctic Challenge for Sustainability II (ArCS II) project, Polar Science, 101260, https://doi.org/10.1016/j.polar.2025.101260
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海色衛星リモートセンシングの展望
平田貴文, 2025. 海色衛星リモートセンシングの展望. Journal of Advanced Marine Science and Technology Society, 29, pp.49-56.
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Artisanal longline fishing for Greenland halibut (Reinhardtius hippoglossoides) operated under sea ice using a metal plate kite in northwest Greenland
Tanaka, K., Tomiyasu, M., Kusaka, R., Sugiyama, S., Podolskiy, E. A. and Fujimori, Y. 2024. Artisanal longline fishing for Greenland halibut (Reinhardtius hippoglossoides) operated under sea ice using a metal plate kite in northwest Greenland. Fisheries Research, 28, 107203, https://doi.org/10.1016/j.fishres.2024.107203
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Potential of solar photovoltaics and waste heat utilization in cold climate data centers. Case study: Finland and northern Japan
Johannes Hyvönen, Taro Mori, Juha Saunavaara, Pauli Hiltunen, Matti Pärssinen, Sanna Syri. Renewable and Sustainable Energy Reviews, 201, Sep 2024. https://doi.org/10.1016/j.rser.2024.114619
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Performance of JAXA’s SGLI standard ocean color products for oceanic to coastal waters: chlorophyll a concentration and light absorption coefficients of colored dissolved organic matter
Matsuoka, A., Campbell, J.W., Hooker, S.B., Steinmetz, F., Ogata, K., Hirata, T., Higa, H., Kuwahara, V.S., Isada, T., Suzuki, K. and Hirawake, T., 2022. Performance of JAXA’s SGLI standard ocean color products for oceanic to coastal waters: chlorophyll a concentration and light absorption coefficients of colored dissolved organic matter. Journal of Oceanography, 78(4), pp.187-208
Humanities / Social sciences
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Japan’s Engagement with the Arctic after Russia’s Invasion of Ukraine
Juha Saunavaara, Marina Lomaeva, Hiroki Takakura, and Fujio Ohnishi, “Japan’s Engagement with the Arctic after Russia’s Invasion of Ukraine”, In M. Dervovic, L. Ulatowski, S. Kirchner (Eds.), Arctic Policies of Non-Arctic States. Brill, 2025, 101–125. (https://brill.com/edcollbook/title/72555)
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Collaboration between Arctic and northern subnational governments disrupted by the Russian invasion of Ukraine
Saunavaara, J., Espiritu, A. A., Lomaeva, M. 2025. Collaboration between Arctic and northern subnational governments disrupted by the Russian invasion of Ukraine, Polar Science, 44, 101172, 1–9. https://doi.org/10.1016/j.polar.2025.101172
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Community perspectives inform coastal marine ecosystem research in northwestern Greenland
Otsuki, M. and Sugiyama, S. 2025. Community perspectives inform coastal marine ecosystem research in northwestern Greenland. Polar Science, 101112, https://doi.org/10.1016/j.polar.2024.101112
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グリーンランドに砕氷船
解説）大西富士夫、グリーンランドに砕氷船、日本経済新聞、朝刊全国、2025年5月2日
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Changes in the coastal environments and their impact on society in the Qaanaaq region, northwestern Greenland
Sugiyama, S., Yamaguchi, A., Watanabe, T., Tojo, Y., Hayashi, N., Thiebot, J.-B., Tomiyasu, M., Hasegawa, K., Mitani, Y., Otsuki, M., Sakuragi, Y., Ogawa, M., Tanaka, K., Sakurai, K., Matsuno, K., Kanna, N., Podolskiy, E., Kusaka, R., Wang, Y., Imazu, T., Watanabe, K., Sato, K., Ukai, S., Yamada, S., Kondo, K., Yamasaki, S., Tateyama, K. Sato, K., Inoue, J., Mori, T., Fukazawa, T., Rosing-Asvid, A., Langley, K., Gierisch, A. M. U., Sutherland, J., Oshima, T. 2025. Changes in the coastal environments and their impact on society in the Qaanaaq region, northwestern Greenland, Polar Science, 101206, https://doi.org/10.1016/j.polar.2025.101206
