Comparing the impact of African dust, biomass burning, and volcanic ash on marine and terrestrial biogeochemical cycles

Cassandra Gaston1, Anne Barkley2, Haley Royer3, Hope Elliott1, Joseph M Prospero4, Kathy Panechou5, Arash Sharifi4, Ali Pourmand6, Amanda M Oehlert7, Natalie M Mahowald8, Kimberly J. Popendorf9, Ravi K Kukkadapu10, Swarup China11, Nurun Nahar Lata11, Mark E Bowden12, Zezhen Cheng13, Andrew P Ault14, Esteban Gazel15, Adrian Hornby16, Douglas Hamilton16 and Kyle Dayton8, (1)University of Miami, Miami, FL, United States, (2)Lamont -Doherty Earth Observatory, New York, NY, United States, (3)University of Miami, Department of Atmospheric Sciences, Miami, FL, United States, (4)University of Miami, Miami, United States, (5)ATMO Guyane, Cayenne, French Guiana, (6)Neptune Isotope Laboratory (NIL), Rosenstiel School of Marine and Atmospheric Science, University of Miami, Department of Marine Geosciences, Miami, FL, United States, (7)Rosenstiel School of Marine and Atmospheric Sciences, University of Miami, Department of Marine Geosciences, Miami, FL, United States, (8)Cornell University, Department of Earth and Atmospheric Sciences, Ithaca, United States, (9)University of Miami, Ocean Sciences, Miami, FL, United States, (10)Pacific Northwest National Lab, Richland, WA, United States, (11)Pacific Northwest National Laboratory, Richland, WA, United States, (12)Pacific Northwest National Laboratory, Environmental Molecular Sciences Laboratory, Richland, WA, United States, (13)University of Georgia, Athens, United States, (14)University of Michigan Ann Arbor, Department of Chemistry, Ann Arbor, MI, United States, (15)Virginia Tech, Department of Geosciences, Blacksburg, United States, (16)Cornell University, Ithaca, United States