Zhou Liang, Florida State University, department of earth, ocean & atmospheric science, Tallahassee, FL, United States, Robert T Letscher, University of New Hampshire, Earth Sciences, Durham, NH, United States, Kelly McCabe, University of South Carolina, School of the Earth, Ocean, and Environment, Columbia, SC, United States, Dario Marconi, Princeton University, Department of Geosciences, Princeton, NJ, United States, Daniel Mikhail Sigman, Princeton University, Princeton, NJ, United States and Angela N Knapp, Florida State University, Tallahassee, FL, United States