[U-17] Biogeochemistry of CO world

[U17-P05] Retention of an NH₃-rich Surface Environment on Early Mars via Ocean Dissolution

*Hiroto Kizu¹, Kirara Arima², Shungo Koyama¹, Tatsuya Yoshida³, Naoki Terada¹, Yuki Nakamura⁴ (1. Tohoku University, 2. Hokkaido University, 3. Institute of Science Tokyo, 4. The University of Tokyo)

Keywords:Mars, Ammonia, Photochemistry, Dissolution, Impact