The Eighth International Symposium on Arctic Research (ISAR-8)
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Session Details

Poster

[R5-P]R5-P:Terrestrial ecosystems

Wed. Oct 29, 2025 4:45 PM - 6:15 PM JST
Wed. Oct 29, 2025 7:45 AM - 9:15 AM UTC
R5 Poster (Room A/B)

[R5-P-01]Post-Agrarian Dynamics of Steppe and Meadow Ecosystems in Sporadic Permafrost Region of Southern Siberia: A Multi-Decade Satellite-Based Analysis

*Natalia Ilinova1 (1. Moscow Lomonosov State University, Department of Physical Geography and Landscape Science (Russia))

[R5-P-02]Germination responses to warming temperatures in three common High Arctic plants

*Soshi Osaki1,2, Masaki Uchida3,4, Takayuki Nakatsubo5 (1. Waseda University (Japan), 2. Research Fellow of Japan Society for the Promotion of Science (Japan), 3. National Institute of Polar Research (Japan), 4. SOKENDAI (Japan), 5. Hiroshima University (Japan))

[R5-P-03]Intraspecific variations in fine root respiration and non-structural carbohydrates of black spruce under different permafrost conditions in interior Alaska

*Yuki Hashimoto1, Naoki Makita1, Masahito Ueyama2, Hiroki Iwata1 (1. Shinshu Univ. (Japan), 2. Osaka Metropolitan Univ. (Japan))

[R5-P-04]Time Lag Response of Stem Respiration to Temperature and Radiation in Boreal Forest Stands, Interior Alaska

*Yongwon Kim1, Sang-Jong Park2, Koh Yasue3, Jeffery Warren4 (1. International Arctic Research Center, University of Alaska Fairbanks (United States of America), 2. Division of Ocean and Atmosphere Sciences, Korea Polar Research Institute (Korea), 3. Faculty of Agriculture, Shinshu University (Japan), 4. Environmental Sciences Division & Climate Change Science Institute, Oak Ridge National Laboratory (United States of America))

[R5-P-05]Climate responses of radial growth of Betula platyphylla and Larix sibiricagrowing on permafrost of Khentii mountains, Mongolia

*Koh Yasue1, Ryodai Kurata1, Yudong Shen2, Koki Fukushima1,3, Yojiro Matsuura4, Tetsuoh Shirota1, Gerelbaatar Sukhbaatar5, Nachin Baatarbileg5 (1. Shinshu University (Japan), 2. Institute of Wood Technology, Akita Prefectural Univ (Japan), 3. Department of Forestry, Nagano Prefecture (Japan), 4. Forestry and Forest Products Research Institute (Japan), 5. National University of Mongolia (Mongolia))

[R5-P-06]Climate Response of Radial Growth of Alaskan Birch Growing in Interior Alaska

*Koki Shimada1, Yojiro Matsuura2, Shinta Ohashi2, Koh Yasue1 (1. Shinshu Univ. (Japan), 2. Forestry and Forest Products Research Institute (Japan))

[R5-P-07]Effects of soil warming on growth of Sphagnum mosses in a permafrost black spruce stand in Interior Alaska

*Kyotaro Noguchi1, Gaku Amada1, Hideki Kobayashi2 (1. FFPRI (Japan), 2. JAMSTEC (Japan))

[R5-P-08]Effects of deep soil warming on plant and soil characteristics in a boreal forest underlain by permafrost in interior Alaska

*Gaku Amada1,4, Hiroki Ikawa2, Tsutomu Watanabe3, Shoichi Mori3, Fumiaki Saito3, Kazuyuki Fujita3, Hideki Kobayashi4 (1. Forestry and Forest Products Research Institute (Japan), 2. Hokkaido Agricultural Research Center (Japan), 3. Institute of Low Temperature Science, Hokkaido University (Japan), 4. Japan Agency for Marine-Earth Science and Technology (Japan))

[R5-P-09]Simulating Soil-Plant-Climate Interactions and Greenhouse Gas Exchange in Boreal Grasslands Using the DNDC Model

*Daniel James Forster1, Jia Deng2,3, Matthew Tom Harrison4, Shurpali Narashinha2 (1. Fukushima Institute for Research, Education and Innovation (F-REI) (Japan), 2. Natural Resources Institute Finland (LUKE) (Finland), 3. Earth Systems Research Center, Institute for the Study of Earth, Oceans and Space, University of New Hampshire (United States of America), 4. Tasmanian Institute of Agriculture, University of Tasmania (Australia))

[R5-P-10]Chemical changes in decomposing leaves and stems of Salix arctica as elucidated with ATR-FTIR

Takuya Takao1, *Takashi Osono1, Masaki Uchida2 (1. Doshisha University (Japan), 2. NIPR (Japan))

[R5-P-11]Environmental Drivers and Microbial Network Complexity Shape Soil Bacterial Communities Across the High and Low Arctic

*Shu Kuan Wong1, Xinyu Xu2, Shota Masumoto3, Ryo Kitagawa4, Keita Nishizawa2, Akira S. Mori2, Masaki Uchida1,5 (1. National Institute of Polar Research (Japan), 2. The University of Tokyo (Japan), 3. University of Tsukuba (Japan), 4. Forestry and Forest Products Research Institute (Japan), 5. The Graduate University for Advanced Studies (Japan))

[R5-P-12]Microbial distribution and diversity in Finnish grassland soils

*Maki Miura1,2, Miikka Benjami Laine3, Daniel Forster2,4, Marja Tiirola3, Kimihiko Mizutani5, Narasinha Shurpali4, Shinya Funakawa1,5 (1. Graduae school of Global Environmental Studies, Kyoto University (Japan), 2. Fukushima Institute for Reasearch, Education and Innovation (Japan), 3. Department of Biological and Environmental Science, University of Jyväskylä (Finland), 4. Natural Resources Institute Finland (Luke) (Finland), 5. Graduate School of Agriculture, Kyoto University (Japan))

[R5-P-13]Probing Amino Acid and Lipid Synthesis to Quantify Microbial Dormancy and Growth Rates in the Forefield of a Receding High-Arctic Glacier

*Rachel R Rubin1, Tristan Caro2, James Bradley3, Adam J Solon4, Ashley Maloney1, Ruth Quispe Pilco1, Zhou Lyu4, Easton Klein1, Steven K Schmidt1 (1. University of Colorado, Boulder (United States of America), 2. California Institute of Technology (United States of America), 3. Mediterranean Institute of Oceanography (France), 4. Queen Mary University of London (UK))

[R5-P-14]Differences in the sensitivity of xylem production among branches, stems, and roots to environmental changes in black spruce

*Tomoko Tanabe1 (1. National Institute of Polar Research (Japan))

[R5-P-15]Microbial Communities and Extracellular Polymeric Substances (EPS) in High Arctic Supraglacial Environments

*Ruth Estefany Quispe Pilco1 (1. University of Colorado Boulder (United States of America))
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