Missions in Formulation & Project Scientists/ ESSP Proposals & Principal Investigators of the Earth Sciences Directorate	Don't see who you are looking for? [ Use the NASA X.500 Gateway ]
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Missions in Formulation	Project Scientists
GPM (Global Precipitation Measurement)	Eric Smith Marshall Shepherd (Deputy) Erich Stocker (Deputy for Data Systems)
Aquarius	David Levine (Deputy PI)
Hydros (Hydrospheric States Mission)	Marc Imhoff
Global Carbon Cycle	Chuck McClain
Global Water Cycle	Paul Houser
GTWS (Global Tropospheric Wind Sounder)	Robert Atlas

ESSP Proposals	Principal Investigator
COBRA (CO2 Black Carbon Radiation and Aerosols)	Yoram Kaufman
ESEI (Extended Special Events Imager)	Wayne Esaias
GeoTrace	William Brunne (Penn State)
COVIR (Compact Visible and Infrared Radiometer)	Jim Spinhirne