Marine & Polar Geophysics/Seismology, Geology & Tectonophysics Seminars

Stromatolites at Hamelin Pool in Western Australia's Shark Bay. Credit: Kottie Christie-Blick

Division seminars are an opportunity for our research and Lamont-wide communities to participate in research discussions and engage in networking and collaboration. Speakers include Lamont and outside graduate students, postdocs, research techs, faculty, and others doing work of interest to the scientific community, with a commitment to including diverse speakers from underrepresented groups.

Spring 2024

Date: Jan 17, 2024
Title: Basal Melt and Ocean Intrusion Processes Influence Mass Loss and Dynamic Conditions of the Antarctic Ice Shelves and the Grounding Zones
Presenter: Indrani Das, Lamont-Doherty Earth Observatory

Date: Jan 24, 2024
Title: Succession of Livelihoods in Newly-Formed Lands within the Ganges-Brahmaputra-Meghna Delta: Trade-off between Ecosystem Services and Climate Change Exposure in Coastal Bangladesh (SuccessGBM-Delta)
Presenter: Abdullah Al-Maruf, University of Rajshahi, Bangladesh

Date: Jan 31, 2024
Title: How do river deltas respond to relative sea-level rise?
Presenter: Austin Chadwick, Lamont-Doherty Earth Observatory

Date: Feb 7, 2024
Title: Characterizing seismic and volcanic hazards with InSAR measurements
Presenter: Lin Shen, Lamont-Doherty Earth Observatory

Date: Feb 9, 2024
Title: Forecasts of Large Earthquakes along Northern San Andreas Fault, California: Increased Activity on Nearby Creeping Faults Prior to Major and Great Events
Presenter: Lynn Sykes, Lamont-Doherty Earth Observatory

Date: Feb 14, 2024
Title: One billion years of stability in the North American Midcontinent following two-stage Grenvillian Structural Inversion
Presenter: Blake Hodgin, Brown University

Date: Feb 21, 2024
Title: Modeling microphysics in ice sheet models
Presenter: Meghana Ranganathan, Georgia Tech

Date: Feb 28, 2024
Title: Triassic and Jurassic Progressive Rifting and Magmatism along the Eastern North American Margin
Presenter: Zachary Foster-Baril, Lamont-Doherty Earth Observatory

Date: Mar 6, 2024
Title: Viscous contact problems in glaciology
Presenter: Gonzalo Gonzalez de Diego, NYU

Date: Mar 13, 2024
Title: Imaging and characterizing subseafloor structures associated with active magmatic and hydrothermal processes at and near seamounts on the Juan de Fuca plate from ridge to trench
Presenter: Michelle Lee, Lamont-Doherty Earth Observatory

Date: Mar 27, 2024
Title: Deformation and Strength of the Subducting Lithosphere
Presenter: Brent Delbridge, Los Alamos National Laboratory

Date: Apr 3, 2024
Title: Unraveling the Evolution of Continental Rifts: Insights from Integrated Geophysics, Fieldwork, and Geochronology in the Turkana Rift Zone, Kenya and Ethiopia
Presenter: Chris Rowan, Lamont-Doherty Earth Observatory

Date: Apr 17, 2024
Title: Anelastic heterogeneity in oceanic asthenosphere: Insights into sublithospheric state and dynamics
Presenter: Joshua Russell, Syracuse University

Date: Apr 24, 2024
Title: Do subducted seamounts act as weak asperities? Or, How a bad idea came to be the accepted truth?
Presenter: Christopher H. Scholz, Lamont-Doherty Earth Observatory

Date: May 8, 2024
Title: Unlocking the physics of faulting: geodetic insights into fault properties, stress and slip on megathrusts
Presenter: Eric Lindsey, University of New Mexico

Date: May 15, 2024
Title: River meandering drives biogeochemical cycling in discontinuous permafrost floodplains
Presenter: Madison Douglas, MIT and UC Berkeley

Date: May 24, 2024
Title: Melt focusing and assimilation along the lithosphere-asthenosphere boundary beneath Axial volcano
Presenter: Graham Kent, University of Nevada Reno and Nevada Seismological Laboratory

Fall 2023

Date: Sep 13, 2023
Title: Physics-Grounded Futures: integrating creative practice and pedagogy into polar research
Presenter: Elizabeth Case, Lamont-Doherty Earth Observatory

Date: Sep 22, 2023
Title: Rifts and Plumes and Melting, Oh My!
Presenter: Robert Moucha, Syracuse University

Date: Sep 27, 2023
Title: Sounds of the subduction plumbing system — How transient fluid circulation processes in the subduction shape patterns of seismic tremor
Presenter: Gaspard Farge, University of California

Date: Oct 11, 2023
Title: Characterization of Microseismic Signals from Hurricanes: Towards Bolstering Historical Storm Inventories with Legacy Seismic Data
Presenter: Thomas Lee, Harvard University

Date: Oct 18, 2023
Title: Slab tearing and segmented subduction termination along northern Cascadia
Presenter: Brandon Shuck, Lamont-Doherty Earth Observatory

Date: Oct 25, 2023
Title: Studies of High-Temperature Deformation Processes in Earth Materials: Experimental Investigations and Theoretical Modeling
Presenter: Abhishek Prakash, Lamont-Doherty Earth Observatory

Date: Nov 1, 2023
Title: Scars of tectonism promote ice-sheet nucleation from Hercules Dome into West Antarctica
Presenter: Andrew Hoffman, Lamont-Doherty Earth Observatory

Date: Nov 8, 2023
Title: From the lab to Mars: volcanic investigations using analog experiments and remote sensing
Presenter: Sean Peters, Middlebury College,

Date: Nov 15, 2023
Title: The Critical Role of InSAR in Mapping Subduction Dynamic: Insights into Interseismic Coupling
Presenter: Louise Maubant, MIT

Date: Nov 29, 2023
Title: Dynamics of Marine Ice Sheets and their Grounding Lines
Presenter: Olga Sergienko, Princeton University

Spring 2023

Date: Jan 18, 2023
Title: Ice Rheology: Here, There, and Everywhere; Christine McCarthy, Lamont-Doherty Earth Observatory

Date: Jan 25, 2023
Title: Tsunami Earthquakes; Göran Ekstrom, Lamont-Doherty Earth Observatory

Date: Feb 1, 2023
Title: Imaging Earth’s 3D elastic and viscous structure: Implications for geodynamic processes and ice sheet & sea level evolution; Andrew Lloyd, Lamont-Doherty Earth Observatory

Date: Feb 8, 2023
Title: A generalized Archimedean principle and the mass of sound; Alberto Nicolis, Columbia University

Date: Feb 15, 2023
Title: Insight from geodynamic models into ice flow, mantle magmatism, and their interactions; Fiona Clerc, Lamont-Doherty Earth Observatory

Date: Feb 22, 2023
Title: Statistical significance of precursory gravity changes before the 2011 Mw 9.0 Tohoku-Oki Earthquake; Lei Wang, Ohio State University

Date: Mar 1, 2023
Title: What can tiny faults tell us about evolving seismic hazard of crustal strike-slip faults?; Michele Cooke, University of Massachusetts Amherst

Date: Mar 8, 2023
Title: Investigating snow compaction through compression experiments and two-phase modeling; Ilyse (Brita) Horlings, Dartmouth College

Date: Mar 29, 2023
Title: Constraining the processes controlling continental rift evolution through geodynamic modeling; John Naliboff, New Mexico Institute of Mining and Technology

Date: Mar 31, 2023
Title: Melt rate variability and circulation in Antarctic ice-shelf cavities, from in-situ radar observations; Irena Vankova, Los Alamos National Laboratory

Date: Apr 5, 2023
Title: The life of a silicic melt; Amy Ryan, University of Minnesota

Date: Apr 12, 2023
Title: Geological realism in the subglacial environment: how geostatistical simulation can shape our understanding of the landscape beneath ice sheets; Emma (Mickey) Mackie, University of Florida

Date: Apr 19, 2023
Title: Constraining upper mantle viscosity from geophysical observations; Florence Dela Cruz Ramirez, University of Oslo

Date: May 3, 2023
Title: Insights into the effects of the upper plate on subduction dynamics in Cascadia from active-source seismic analysis; Michael Mann, Brown University

Date: May 10, 2023
Title: Deciphering Time Series Signals from Quakes to Buildings: A Multi-scale Analysis for Smart Hazard Mitigation; Chen Gu, Tsinghua University

Fall 2022

Date: Sep 21, 2022
Title: Late Quaternary paleoseismology record of large earthquakes in the Lesser Antilles: implications for the megathrust behavior
Presenter: Chloé Seibert, Lamont-Doherty Earth Observatory

Date: Sep 28, 2022
Title: Testing the Effect of Lateral Slab Edges on Three-dimensional Subduction Dynamics in the Aleutian-Alaska Subduction Zone
Presenter: Margarete Jadamec, SUNY Buffalo

Date: Oct 5, 2022
Title: Exploring the Subsurface Processes of Icy Moons with Ice Penetrating Radar
Presenter: Dusty Schroeder, Stanford University

Date: Oct 12, 2022
Title: Multiscale Earth models: Full wavefield verification and space exploration
Presenter: Rasheed Ajala, Lamont-Doherty Earth Observatory

Date: Oct 19, 2022
Title: Crustal deformation and fault slip due to water injections and extraction
Presenter: Stacy Larochelle, Lamont-Doherty Earth Observatory

Date: Oct 26, 2022
Title: Effect of Partial Melting on Polycrystal Anelasticity: Experiments and Seismological Application
Presenter: Hatsuki Yamauchi, Lamont-Doherty Earth Observatory

Date: Nov 2, 2022
Title: Exploring co-eruptive deformation in volcanic systems in Iceland through the lens of seismic anisotropy
Presenter: Conor Bacon, Lamont-Doherty Earth Observatory

Date: Nov 16, 2022
Title: Intermediate- and Long-Term Forerunners to Major Earthquakes
Presenter: Lynn R. Sykes, Lamont-Doherty Earth Observatory

Date: Nov 30, 2022
Title: The temporal evolution of the subducting Chile Ridge, from fully coupled mechanical, thermal, and petrophysics modeling: geodynamic consequences constrained by the geological and geophysical record
Presenter: Jorge Sanhueza, Lamont-Doherty Earth Observatory

Date: Dec 5, 2022
Title: From Monitoring Antarctic Ice Shelves using SAR Remote Sensing to Regional Climate Modelling - A Personal Experience on Those Interconnection
Presenter: Quentin Glaude, Spatial Center of Liège

Date: Dec 7, 2022
Title: Something OLD, Something NEW, Something WRONG, and Something TRUE
Presenter: Paul Richards, Lamont-Doherty Earth Observatory

Spring 2022

Date: Feb 2, 2022
Title: As the lava flows…a red-hot, multi-scale, multiphase, adventure in three parts
Presenter: Einat Lev, Lamont-Doherty Earth Observatory

Date: Feb 9, 2022
Title: Structural controls on megathrust slip behavior at the Alaska Peninsula subduction zone
Presenter: Anne Becel, Lamont-Doherty Earth Observatory

Date: Feb 16, 2022
Title: Breaking a supercontinent from the bottom up: Imaging the initial demise of Pangea preserved in the lithosphere offshore eastern North America
Presenter: Brandon Shuck, Lamont-Doherty Earth Observatory

Date: Mar 2, 2022
Title: Mantle phase change detection from stochastic tomography
Presenter: Vernon Cormier, University of Connecticut

Date: Mar 9, 2022
Title: Atmospheric influence on melt and hydrofracturing-induced collapse on ice shelves
Presenter: Ella Gilbert, University of Reading

Date: Mar 23, 2022
Title: The lithospheric geodynamic evolution of southwestern North America since the Late Eocene
Presenter: Alireza Bahadori, Lamont-Doherty Earth Observatory

Date: Mar 30, 2022
Title: What can emergent properties of earthquake populations tell us about the earth?
Presenter: Eric Beauce, Lamont-Doherty Earth Observatory

Date: Apr 6, 2022
Title: Earthquake catalog Construction from Develocorder films with Deep-learning: Application to the Rangely Earthquake Control Experiment
Presenter: Kaiwen Wang, Lamont-Doherty Earth Observatory

Date: Apr 13, 2022
Title: Implications of complex Earth structure on predictions of ice sheet and sea-level changes
Presenter: Maryam Yousefi, McGill Space Institute

Date: Apr 20, 2022
Title: Sea-level modeling: from resolving tribal land disputes to inferring Earth's viscoelastic structure
Presenter: Evelyn Powell, Lamont-Doherty Earth Observatory

Fall 2021

Date: Sep 15, 2021
Title: Influence of along-strike and downdip variations in crustal structure on megathrust slip behavior in the Alaska, Sumatra and Nicaragua subduction zones
Presenter: Tanner Acquisto, Lamont-Doherty Earth Observatory

Date: Sep 29, 2021
Title: Using Milankovitch cycles to chart the long-term evolution of the Earth-Moon and Solar systems
Presenter: Alberto Malinverno, Lamont-Doherty Earth Observatory

Date: Oct 6, 2021
Title: Linking Magma-fracturing in the Crust and Hydro-fracturing in Ice to Climatic and Sea level Changes
Presenter: Roger Buck, Lamont-Doherty Earth Observatory

Date: Oct 13, 2021
Title: Beyond seismic models: quantifying crustal chemical compositions and their rheological implications for continental crust
Presenter: Weisen Shen, Stony Brook University

Date: Oct 20, 2021
Title: Where the glaciers end: grounding zones, terminus positions, and pro-glacial streams
Presenter: Leigh Stearns, University of Kansas

Date: Oct 27, 2021
Title: Surviving in Ocean Worlds: Experimental Characterization of Fiber Optic Tethers in Europa Ice Analogs
Presenter: Vishaal Singh, Lamont-Doherty Earth Observatory

Date: Nov 3, 2021
Title: Saharan dust effects on North Atlantic sea surface skin temperatures
Presenter: Bingkun Luo, Lamont-Doherty Earth Observatory

Date: Nov 17, 2021
Title: Tectonic Influence on Basal Properties and Resulting Impact on Ice Dynamics of Thwaites Glacier, West Antarctica
Presenter: Louise Borthwick, Temple University

Date
Title
Presenter

Seminar Organizers

Eric Beaucé: Eric Beaucé
Andrew Hoffman: Andrew Hoffman
Abhishek Prakash: Abhishek Prakash
Lin Shen: Lin Shen