Plumes of heavy smoke from grassy, shrubby natural wildfires throughout the African savannas climb into the tropical easterly Saharan air layer and cross the Atlantic Ocean. Gaston – all from the University of Miami – led the research. “It’s so counterintuitive that the air would deposit this amount of nutrition for the land,” said Natalie Mahowald, the Irving Porter Church Professor of Engineering in the Department of Earth and Atmospheric Sciences, discussing new research in the Proceedings of the National Academy of Sciences, July 24.ĭouglas Hamilton, a Cornell postdoctoral researcher, joined Mahowald on preparing analytical models for the work, “ African Biomass Burning Is a Substantial Source of Phosphorus Deposition to the Amazon, Tropical Atlantic Ocean and Southern Ocean.” Doctoral student Anne E. It is deposited in the Amazon River basin, in the upper part of the photo. Dust from Africa, in the lower part of the photo, travels in the tropical, easterly Saharan air layer and crosses the Atlantic Ocean.
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