1. Lamont-Doherty Earth Observatory, Columbia University, Palisades, New York, and Program in Atmospheric and Oceanic Sciences, Princeton University, Princeton, New Jersey
2. School of Civil and Environmental Engineering, and School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, Georgia
3. Albertus Magnus High School, Bardonia, New York
4. Department of Civil and Environmental Engineering, Princeton University, Princeton, New Jersey