Dan Tong¹, Ken Caldeira², David J Farnham², Lei Duan², Nate Lewis³ and Steven J Davis¹, (1)University of California Irvine, Earth System Science, Irvine, CA, United States, (2)Carnegie Institution for Science Stanford, Dept. of Global Ecology, Stanford, CA, United States, (3)California Institute of Technology, Division of Chemistry and Chemical Engineering, Pasadena, CA, United States