Carbon, Oxygen and Uranium Isotopes in Pedothem Carbonates Reveal Anomalous North American Atmospheric Circulation 70,000 to 55,000 Years Ago

Erik Oerter1, Warren D. Sharp2, Jessica Leigh Oster3, Angela Ebeling4, John W Valley5, Reinhard Kozdon5,6, Ian J Orland5,7, John Charles Hellstrom8, Jon D Woodhead8, Janet Hergt8, Oliver Chadwick9 and Ronald Amundson10, (1)Lawrence Livermore National Laboratory, Livermore, CA, United States, (2)Berkeley Geochronology Center, Berkeley, CA, United States, (3)Vanderbilt University, Earth & Environmental Sciences, Nashville, TN, United States, (4)Wisconsin Lutheran College, Milwaukee, WI, United States, (5)University of Wisconsin Madison, WiscSIMS, Dept. of Geoscience, Madison, WI, United States, (6)Rutgers University New Brunswick, New Brunswick, NJ, United States, (7)University of Minnesota Twin Cities, Dept. of Earth Sciences, Minneapolis, MN, United States, (8)University of Melbourne, School of Earth Sciences, Parkville, VIC 3010, Australia, (9)University of California Santa Barbara, Santa Barbara, CA, United States, (10)University of California Berkeley, Environmental Science, Policy and Management, Berkeley, CA, United States