Thursdays 2:00 PM, Webb Hall 1100
Fall 2019
Nov 21 - 2:00pm
Deeper groundwater drilling: an unsustainable solution to groundwater depletion
Debra Perrone
Environmental Studies UC Santa Barbara
Nov 14 - 2:00pm
Chasing Helium: Mantle-to-Surface Connections to Water Quality and Geomicrobiology
Laura J Crossey
University of New Mexico
Nov 7 - 2:00pm
Using multiple geochronometers to re ne the age of the Old Crow tephra, a key marker for reconstructing Pleistocene paleo-environments and climate in Alaska
Seth Burgess
USGS, Menlo Park
Oct 31 - 2:00pm
Does the geography of the tropics set Earth’s climate state?
Francis Macdonald
Department of Earth Science, UCSB
Oct 24 - 2:00pm
Drinking water for the 21st Century: The role of reuse and managed aquifer recharge (MAR)
Jordan F. Clark
Department of Earth Science, UCSB
Oct 17 - 2:00pm
Earth’s Continental Crust Through Time
Roberta Rudnuck
Department of Earth Science, UCSB
Oct 10 - 2:00pm
In and out of the last ice age: Insights from sea-level change and river evolution in North America
Tamara Pico
Department of Earth and Planetary Sciences
Caltech
Oct 3 - 2:00pm
Montecito Debris Flows of January 9, 2018 and flow chronology over the past ~ 100,000 years
Ed Keller
Department of Earth Science, UCSB
Spring 2019
May 30 - 2:00pm
Constraining magma budgets at Kilauea Volcano: a new application of the Magma Chamber Simulator
Melissa A. Scruggs
Department of Earth Science, UCSB
Hydroclimate reconstruction of semi-arid Central Asia: Insights from a Kyrgyz speleothem
Abby Letts
Department of Earth Science, UCSB
May 23 - 2:00pm
Near-Surface Rigidity Structure Calculation using Co-located Pressure and Seismic Stations
Jiong Wang
Department of Earth Science, UCSB
Joint Study of the 1952 Kern County, California Earthquake
Scott Condon
Department of Earth Science, UCSB
May 16 - 2:00pm
A Probabilistic Method to Calculate ∂18O Lag Times in Ocean Sediment Cores
Devin Rand
Department of Earth Science, UCSB
Methylphosphonate utilization by the pelagic Sargassum holobiont
Dani Cox
Department of Earth Science, UCSB
May 2 - 2:00pm
Development of new thermodynamic model calibration software: Applications to a new 7-component garnet solid solution model
Jenna Adams
Department of Earth Science, UCSB
Late Cretaceous crustal shortening in the northern Snake Range metamorphic core complex: Constraints on the structural geometry and magnitude of pre-extentional footwall burial.
Alex Wrobel
Department of Earth Science, UCSB
Coastal Cliff Erosion Rates, Patterns and Processes During the 2015-16’ El Niño in Santa Barbara, CA
Paul Alessio
Department of Earth Science
UC Santa Barbara
April 25 - 2:00pm
Identification of two geochemically- distinct high-3He/4He components at the Iceland hotspots: Constraining the composition of the high-3He/4He mantle domain
Lori Willhite
Department of Earth Science
UC Santa Barbara
Relative sea-level record on Joinville Island, Antarctica
Julie Zurbuchen
Department of Earth Science
UC Santa Barbara
April 11 - 2:00pm
A New Fossil Skull gets to the Root of Pinnipedimorph Tooth Evolution
Christopher Everett
Department of Earth Science
UC Santa Barbara
Litopterns: New Species and Why Phylogeny Matters
Andrew McGrath
Department of Earth Science
UC Santa Barbara
April 11 - 2:00pm
Placing geological constraints on ruptures processes of earthquakes
Rafael Almeida
Yachay Tech University
April 4 - 2:00pm
Darwin’s First Theory: Exploring Charles Darwin’s Quest to Find a Theory of the Earth
Robert Wesson
USGS Geologic Hazards Science Center in Golden, Colorado
Winter 2019
Mar 14 - 2:00pm
The Mid-Ocean Ridge Basalt Ferric Iron Crisis
Paul Asimow
California Institute of Technology
Mar 7 - 2:00pm
Venus - An Archean Earth Analog and guide to rocky planet evolution
Suzanne Smrekar
NASA Jet Propulsion Laboratory
California Institute of Technology
Feb 28 - 2:00pm
Climate forcing by silicic large igneous provinces: an example from the Middle Jurassic arc of southwestern North America.
David Kimbrough
Department of Geological Sciences San Diego State University
Feb 21 - 2:00pm
Low gradient, single-threaded rivers prior to greening of the continents
Vamsi Ganti
Department of Geography
UC Santa Barbara
Feb 14 - 2:00pm
Hadean zircon, komatiitic spinel, and low-temperature rutile: using heavy minerals to better understand Archean meteorite impact layers
Benjamin Byerly
Department of Earth Science
UC Santa Barbara
Feb 7 - 2:00pm
Listening to volcanoes: constraining eruption properties from infrasound observations
Leig
Departmen
Stanf
Jan 31 - 2:00pm
Reimagining plate boundaries: Examining evidence of mantle deformation beneath the western U.S.
Heather Ford
Department of Earth Sciences
University of California, Riverside
Jan 24 - 2:00pm
Reconciling contradictory tropical Pacific climate changes with the equatorial undercurrent
Sloan Coats
Department of Terrestrial Magnetism Carnegie Institution for Science
Jan 17 - 2:00pm
Volcano Variety: Understanding Arcs with Multi-Scale Seismic Imaging
Helen Janiszewski
Department of Terrestrial Magnetism Carnegie Institution for Science
Jan 10 - 2:00pm
Snow albedo: how it varies, how to measure, and why you should care
Jeff Dozier
Bren School of Environmental Science & Management
University of California, Santa Barbara
Dec 6 - 2:00pm
The contribution of post-wild re rilling to generation of the 2018 Montecito, CA debris ow: quanti cation and interpretation of rill geometries and patterns
Paul Alessio
University of California, Santa Barbara
Ross Orogeny magmatism in Northern Victoria Land, Antarctica: insight into along-strike?arc variation
Elizabeth Erickson
University of California, Santa Barbara
Oct 4 - 2:00pm
Volcanic Influences on Tropical Climate: From the Last Millennium to the 21st Century
Samantha Stevenson
UC, Santa Barbara Bren School of Environmental Science and Management
Oct 11 - 2:00pm
The Chemistry of Shallow-Marine Carbonate Cediments and the History of the Global Carbon Cycle
Anne-Sofie Cruger Ahm
The Higgens Lab at Princeton University
Oct 18 - 2:00pm
Entrainment and Storage of Silicates and Volatiles by Descending Iron Diapirs during Core Formation
Dayanthie Weeraratne
California State University, Northridge
Oct 25 - 2:00pm
Pyroxenites as windows into the deep lithosphere to surface magmatism connection: constraints using petrology, volatiles, and microstructures
Emily J. Chin
Geosciences Research Division
Scripps Institution of Oceanography
Nov 1 - 2:00pm
What was Antarctica’s contribution to post LGM sea-level rise?
Alex Simms
Department of Earth Science
University of California, Santa Barbara
Nov 8 - 2:00pm
Broad spectrum of fault slip: fast, slow and everything in between
Abhijit Ghosh
University of California, Riverside
Nov 15 - 2:00pm
Eruption Triggering Mechanisms at the Lassen Volcanic Center
Keith Putirka
Department of Earth & Environmental Sciences
Fresno State University
Nov 22 - Thanksgiving Holiday
Nov 29 - 2:00pm
TBA
Carolina LIthgow-Bertelloni
University of California, Los Angeles
Speakers Club Poster
Dec 6 - 2:00pm
TBA
Elizabeth Erickson and Paul Alessio
University of California, Santa Barbara
Speakers Club Poster
Spring 2018
May 31 - 3:30pm
Complex life in the ‘Boring Billion’
Heda Agic
Department of Earth Science, UC Santa Barbara
Reproductive strategies of Cambrian molluscs and mollusc-like problematic fossils
John Moore
Department of Earth Science, UC Santa Barbaraa
May 24 - 3:30pm
Discovery and Biogeochemical Investigation of Chlorinated Industrial Waste in the Deep Ocean
Veronika Kivenson
Marine Science, UC Santa Barbara
May 17 - 3:30pm
Ultrahigh-temperature metamorphism: the hottest rocks in the crust and how they form
Robert Holder
Earth Science Department, UC Santa Barbara
May 10 - 3:30pm
Variable, ultra-enriched 87Sr/86Sr in Samoan OIB-hosted plagioclase
Mark Edwards
Earth Science Department, UC Santa Barbara
The geochemical evolution of a Samoan shield volcano: evidence from a 645 meter drill core from Tutuila, American Samoa
Andrew Reinhard
Earth Science Department, UC Santa Barbara
May 3 - 3:30pm
Quaternary Chronology and Uplift of Gaviota Coast Marine Terraces
Daniel Morel
Earth Science Department, UC Santa Barbara
Comparative analysis of hydrocarbon-induced terrains
Justin Tran
Earth Science Department, UC Santa Barbara
April 26 - 3:30pm
Using Molybdenum Geochemistry to Understand Earth’s Ancient Atmosphere
Allison Greaney
Earth Science Department, UC Santa Barbara
April 19 - 3:30pm
Estuarine Response to Disturbance: A Holocene Record of Storm Episodes and Seismicity as Preserved in Coastal Systems
Dillon Osleger
Earth Science Department, UC Santa Barbara
Two Oligocene ‘Notohippids’ (Mammalia, Notoungulata, Toxodontia) from the Central Chilean Andes: Taxonomy and Phylogeny
John Munson
Earth Science Department, UC Santa Barbara
April 12
Seismicity and Severe Weather: Excitation of Seismic Waves by the Atmosphere
Annie Lamontagne
Earth Science Department, UC Santa Barbara
April 5
Subject-Oriented Finite Fault Inversions and its Applications
Mareike Adams
Earth Science Department, UC Santa Barbara
Winter 2018
January 18
Insights from a Low-Porosity Hydrothermal Aquifer Tracer Study
Menso de Jong
Earth Science Department, UC Santa Barbara
January 25
Rapid protein evolution in bacteria, archaea, and viruses from subsurface environments
Blair Paul
Marine Science Institute, UC Santa Barbara
February 1
A Sedimentary Record of Earth's Oxygenation
Noah J. Planavsky
Department of Geology and Geophysics, Yale University
February 8th
A Carbonate Record of Paleozoic Glaciation
Blake Dyer
Lamont-Doherty Earth Observatory, Columbia University
March 15
Temporal, geochemical, and geodynamic history of the active paleo-Pacific margin of Gondwana
Demian Nelson
Earth Science Department, UC Santa Barbara
Fall 2017
September 28
(No Speaker Scheduled)
October 5
A Comparison of Oxygen Fugacities of S-type Granites across the Archean-Proterozoic Boundary
Claire Bucholz
Division of Geological and Plantetary Sciences, Caltech
October 12
Petrochronology applied to silicic magma genesis
Mark Schmitz
Department of Geosciences, Boise State University
October 19
Chemical geodynamics revisited; modeling carbon cycles in earth's deep interior through deep time
Louise Kellogg
Earth and Planetary Sciences, UC Davis
October 26
The hottest lavas of the Phanerozoic and the survival of deep Archean reservoirs
Esteban Gazel
Earth and Atmospheric Sciences, Cornell University
November 2
Flavors of Pacific Northwest Earthquakes
Joh Vidale
Department of Earth Sciences, University of Southern California
November 9
Methane Hydrology on Titan
Jonathan Mitchell
Earth and Planetary Sciences, UCLA
November 16
Topographic stress controls on bedrock fractures, surface processes, and landscape evolution
Seulgi Moon
Earth, Planetary and Space Sciences, UCLA
November 23
(Thanksgiving)
November 30
Quantifying Natural Hazards: From Earthquake Damage to Debris Flows
Victor Tsai
California Institute of Technology