The Dust Bowl in the American West: A geochemical record of dust provenance and deposition in the Upper Fremont Glacier ice core

Sarah M Aarons1,2, Sarah Aciego3, Molly Ann Blakowski3 and Barbara Delmonte4, (1)University of Chicago, Geophysical Sciences, Chicago, IL, United States, (2)Scripps Institution of Oceanography, La Jolla, United States, (3)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (4)University of Milan - Bicocca, Milan, Italy