Aridity in the American Northwest During the Early to Mid-Holocene as Indicated by Lake Carbonate Oxygen Isotopes and Sediment from Castor Lake, WA


Sophie Butler Lehmann, University of Pittsburgh, Geology and Environmental Science, Pittsburgh, PA, United States, Byron A Steinman, University of Minnesota Duluth, Duluth, MN, United States and Mark B Abbott, Univ Pittsburgh, Department of Geology and Environmental Science, Pittsburgh, PA, United States