Sulfur and oxygen isotopes in riverine sulfate reveal redox recycling of sulfur across the Andes and Amazon transition

Emily Burt, University of Southern California, Los Angeles, CA, United States, A. Joshua West, Univ. of Southern California, Los Angeles, CA, United States, Markus Bill, Lawrence Berkeley National Lab, Berleley, CA, United States, Mark E Conrad, Lawrence Berkeley National Lab, Berkeley, CA, United States and John Neil Christensen, Lawrence Berkeley Natl Lab, Berkeley, CA, United States