Adama Sarr¹, Julius Anchang², Abdoul A Diouf³, Niall P Hanan⁴, Amadou Moctar Dieye³, Emil A. Cherrington⁵ and Rebekke Muench⁶, (1)Servir West Africa, Dakar, Senegal, (2)New Mexico State University Main Campus, Plant and Environment Sciences, Las Cruces, NM, United States, (3)Centre de Suivi Ecologique, Dakar, Senegal, (4)New Mexico State University, Plant and Environmental Sciences Department, Las Cruces, NM, United States, (5)University of Alabama in Huntsville, Earth System Science Center, Huntsville, AL, United States, (6)NASA DEVELOP National Program, Hampton, VA, United States