JpGU-AGU Joint Meeting 2026

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[E] Oral

A (Atmospheric and Hydrospheric Sciences ) » A-OS Ocean Sciences & Ocean Environment

[A-OS20] Biogeochemical and Ecological Processes in the Open Ocean

Thu. May 28, 2026 10:45 AM - 12:15 PM 105 (International Conference Hall, Makuhari Messe)

Chairperson:Shiozaki Takuhei(Atmosphere and Ocean Research Institute, The University of Tokyo), Martiny Adam(University of California Irvine), Kodama Taketoshi(The University of Tokyo), Shigemitsu Masahito(Japan Agency for Marine-Earth Science and Technology)

11:30 AM - 11:45 AM

[AOS20-10] Optimal Variable Stoichiometry Sustains Nitrogen Limitation in the Surface Ocean

*Chia-Te Chien1, Markus Pahlow2, Sherwood Lan Smith3, Kai W. Wirtz4,5, Markus Schartau2, Christopher J. Somes2, Andreas Oschlies2,5 (1. NTU, 2. GEOMAR, 3. JAMSTEC, 4. Hereon, 5. Kiel Univ.)

Keywords:phytoplankton, variable stoichiometry, optimality-based model, Earth system model, nutrient limitation