Colette LaMonica Kelly, Stanford University, Stanford, CA, United States, Nicole Mayu Travis, Stanford University, Earth Systems Science, Stanford, CA, United States, Pascale Anabelle Baya, Géosciences Environnement Toulouse (GET), UMR CNRS / IRD / Université Paul Sabatier, Toulouse, France, Claudia Frey, University of Basel, Basel, Switzerland, Bess B Ward, Princeton University, Department of Geosciences, Princeton, NJ, United States and Karen L Casciotti, Stanford University, Stanford, United States