A coherent understanding of water-isotope and ice-impurity variability in Antarctica at millennial to orbital time scales

Bradley R Markle1, Eric J. Steig2, Gerard Roe2, Gisela Winckler3 and Joe McConnell4, (1)California Institute of Technology, Pasadena, CA, United States, (2)University of Washington Seattle Campus, Seattle, WA, United States, (3)Lamont-Doherty Earth Observatory of Columbia University, Palisades, United States, (4)Desert Research Institute, Division of Hydrologic Science, Reno, United States