About UMEZAWA Taku
About Center for Atmospheric and Oceanic Studies, Graduate School of Sci., Tohoku Univ., Sendai, JPN
About AOKI Shuji
About Center for Atmospheric and Oceanic Studies, Graduate School of Sci., Tohoku Univ., Sendai, JPN
About KIM Yongwon
About International Arctic Res. Center, Univ. of Alaska Fairbanks, Fairbanks, Alaska, USA
About MORIMOTO Shinji
About National Inst. of Polar Res., Res. Organization of Information and Systems, Tachikawa, JPN
About NAKAZAWA Takakiyo
About Center for Atmospheric and Oceanic Studies, Graduate School of Sci., Tohoku Univ., Sendai, JPN
About Journal of Geophysical Research
About State of Alaska
About swamp
About forest fire
About methane gas
About isotopic ratio
About hydrogen isotope
About vertical distribution (meteorology)
About trajectory (meteorology)
About carbon isotope
About Environmental Observation using Aircraft
About field burning
About Methanogens
About microorganism
About Archaea
About methane bacteria
About biomass combustion
About Geochemistry in general
About アラスカ
About 湿地
About 山火事
About 起因
About メタン
About 炭素
About 水素
About 安定同位体比
About 航空機観測
About 野焼き
About 実験