29 Cenozoic Tectonics in Asia and North America: Linking Processes Across Scales

This session invites research integrating geologic, geomorphic, and paleoclimate data to advance understanding on orogenesis, seismic hazards, and global change.

Tuesday, 19 May 2026
1:30 PM - 4:30 PM
Alvarado A

Participants

• Chair Nora Vaughan
• Chair Jonathan Anaya
• Chair Gabriela Sanchez Ortiz
• Chair Frank Pazzaglia
• Chair Cassandra Brigham
• Chair Rebecca Bertel
• Chair Christine Regalla

Presentations

• 1:30 PM
  Understanding the history of Altai Mountain uplift through an inversion of fluvial topography and implications for the Late Cenozoic aridification of continental interiors
  Frank Pazzaglia, Lehigh University, Bethlehem, PA and Nora Vaughan, Lehigh University, Bethlehem, PA and Jeremy Rugenstein, Colorado State University, Fort Collins, CO
  410616 (Technical Sessions)
• 1:50 PM
  Late Oligocene Reactivation of the Mongolian Altai Constrained by Structural, Sedimentological, and Detrital Provenance Data
  Jonathan Anaya, New Mexico Institute of Mining and Technology, Socorro, NM and Ryan Leary, New Mexico Institute of Mining and Technology, Socorro, New Mexico and Andrea Stevens Goddard, Indiana University, Bloomington, Indiana and Eli VanDyke, Indiana University, Bloomington, Indiana and Gombodoroj Basukh, Indiana University, Bloomington, Indiana and Veronica Prush, New Mexico Institute of Mining and Technology, Socorro, New Mexico and Gantulga Bayasgalan, Mongolian University of Science and Technology, Ulaanbaatar
  410484 (Technical Sessions)
• 2:10 PM
  Cyclostratigraphic-based sediment accumulation rates of late Cenozoic sediments in the Khyargas Nuur and Zereg basins, Mongolian Altai, western Mongolia
  Nora Vaughan, Lehigh University, Bethlehem, PA and Frank Pazzaglia, Lehigh University, Bethlehem, PA and Aurora Bertoldo, Lehigh University, Bethlehem, Pennsylvania and Gantulga Bayasgalan, Mongolian University of Science and Technology, Ulan Bator and Dervla Meegan-Kumar, University of California Irvine, Irvine, California
  410531 (Technical Sessions)
• 2:30 PM
  Understanding the history of Altai uplift using stable and clumped isotope analysis in western Mongolia
  Gabriela Sanchez Ortiz, Colorado State University, Fort Collins, Colorado and Nora Vaughan, Lehigh University, Bethlehem, Pennsylvania and Frank Pazzaglia, Lehigh University, Bethlehem, Pennsylvania and Jeremy Rugenstein, Colorado State University, Fort Collins, Colorado and Blythe Kratzer, Lehigh University, Bethlehem, Pennsylvania and Aurora Bertoldo, Lehigh University, Bethlehem, Pennsylvania and Dervla Meegan-Kumar, University of California-Irvine, Irvine, California and Gantulga Bayasgalan, Mongolian University of Science and Technology, Ulaanbaatar and Baasanbat Tsagaan, Mongolian Academy of Sciences, Ulaanbaatar and Zagdsuren Sainbayar, Mongolian Academy of Sciences, Ulaanbaatar and Baatarsuren Ganbold, Mongolian Academy of Sciences, Ulaanbaatar and Daniel Ibarra, Brown University, Providence, Rhode Island
  410574 (Technical Sessions)
• 2:50 PM
  Is the Rio Grande Rift an Active Rift?
  Erika Swanson, Los Alamos National Laboratory, Los Alamos, NM and Brandon Crawford, Los Alamos National Laboratory, Los Alamos, NM
  410591 (Technical Sessions)
• 3:30 PM
  Quantifying Fault Offset Uncertainty from Displaced Landforms: Case Studies from Western North America
  Veronica Prush, New Mexico Institute of Mining and Technology, Socorro, New Mexico and Michael Oskin, University of California, Davis, Davis, California
  410566 (Technical Sessions)
• 3:50 PM
  Evidence for Large Late-Pleistocene Multi-Segment Earthquakes on Blind Thrust Faults in the South-Central San Joaquin Fold-and-Thrust Belt, California
  Robert Welch, Loyola Marymount University, Los Angeles, CA and Christoffel Anthonissen, University of Southern California, Los Angeles, CA and James Dolan, University of Southern California, Los Angeles, CA and John Shaw, Harvard University, Cambridge, MA
  410603 (Technical Sessions)