1. a Department of Earth and Planetary Sciences, Johns Hopkins University, Baltimore, Maryland
2. b Facultad de Ingeniería Marítima y Ciencias del Mar, Escuela Superior Politécnica del Litoral, Guayaquil, Ecuador
3. c Duke Global Health Institute, Duke University, Durham, North Carolina
4. d Nicholas School of Environment, Duke University, Durham, North Carolina
5. e Hydrological Sciences Laboratory, NASA Goddard Space Flight Center, Greenbelt, Maryland
6. f Science Applications International Corporation, Greenbelt, Maryland