4064 20190131170720.0 POSTER-2019-0068 Pla-Garcia, Jorge Seasonal variations of the Mars Hadley cell and methane release may drive the seasonal methane cycle at Gale Crater 2018 2018-12-13 NO Rafkin, Scot C. Webster, Christopher R. Mahaffy, Paul R. Karatekin, Özgür Gloesener, Elodie Moores, John E. AGU Fall Meeting, Washington, D.C., USA elodie.gloesener@observatoire.be CPOSTER