Who Run the World? (Flares) – how M-Dwarf flares impact atmospheric O2 and O3 production on early steam atmospheres

Monica Vidaurri1, Laura Schaefer1, Meredith MacGregor2 and Ward Howard2, (1)Stanford University, Geological Sciences, Stanford, CA, United States, (2)University of Colorado at Boulder, Center for Astrophysics and Space Astronomy, Boulder, United States