Yao Zhang, Columbia University of New York, Department of Earth and Environmental Engineering, New York, NY, United States, Roisin Commane, Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY, United States, Sha Zhou, Columbia University, Department of Earth and Environmental Engineering, New York, United States, A. Park Williams, Lamont -Doherty Earth Observatory, Palisades, NY, United States and Pierre Gentine, Department of Earth and Environmental Engineering, Columbia University, New York, NY, United States