Research




 
    Paleoclimate
    Determination of a paleoclimate record from Iowa using groundwater proxies (dissolved noble gases, stable isotopes, and 36Cl).
Jordan Clark, Laura Rademacher (Grad), Bryant Hudson (LLNL), Lee Davison (LLNL)
 
    Pre-Mesozoic ice ages throughout geological time.
John Crowell
 
    Sub-millennial scale of climate change in Late Quaternary of Santa Barbara Basin.
James Kennett, Ingrid Hendy (Grad)
 
    Evolutionary implications of climatic flickering during the late Quaternary.
James Kennett, Kevin Cannariato (Grad)
 
    Processes of late Quaternary ventilation change of the California Margin.
James Kennett, Ingrid Hendy, Kevin Cannariato, Rick Behl
 
    Relations between Holocene climate change and Chumash cultural development, Southern California.
James Kennett, Douglas Kennett
 
    Middle Monterey Formation ventilation oscillations, Naples Beach, California.
James Kennett, Kevin Cannariato (Grad)
 
    Geography, paleoclimate and the evolution of the Tertiary Flora of the Northern Hemisphere.
Bruce Tiffney
 
    Calibration of paleoclimate proxies in planktonic foraminifera from the Santa Barbara Basin.
Dorthy Pak (Researcher), Jim Kennett, David Lea
 
    Determination of glacial/interglacial tropical sea surface temperatures using Mg/Ca paleothermometry in planktonic foraminifera.
Dorthy Pak (Researcher)David Lea
 
    Evidence of late middle Eocene deep water circulation and climate changes using stable isotopes of foraminifera from the western subtropical Atlantic.
Dorthy Pak (Researcher)
 
    The timing and magnitude of the latest Paleocene isotopic excursion and benthic foraminiferal extinction event in the subtropical Atlantic; implications for warm saline deepwater production.
Dorthy Pak (Researcher), Mimi Katz (Lamont-Doherty Earth Observatory)
 



 
    Paleontology
    Fruit and seed Flora of the Eocene Auriferous Gravels of California.
Bruce Tiffney
 
    Geography, paleoclimate and the evolution of the Tertiary Flora of the Northern Hemisphere.
Bruce Tiffney
 
    Fruit and seed flora of the Miocene Brandon Lignite, Vermont.
Bruce Tiffney
 
    African Tertiary fruit and seed floras.
Bruce Tiffney
 
    Evolutionary patterns in land plants.
Bruce Tiffney
 
    The evolution of vertebrate herbivores and land plants.
Bruce Tiffney
 
  Early Mesozoic Vertebrates Of Western Madagascar.
Andy Wyss, Kurt Burmeister (Grad), Robin Whatley (Grad)
 
  Paleogene Mammals From Inner Mongolia.
Andy Wyss
 
  Fossil Mammals From The Chilean Andes.
Andy Wyss, Darin Croft (U. of Chicago)
 



 
    Petrology
    Diagenetic and depositional controls on permeability in the Miocene Oficina Formation, Eastern Venezuela Basin.
James Boles, Melissa Morse (Grad)
 
    Constraints on quartz, feldspars, carbonates, and clay diagenesis in Tertiary basins of California and Texas.
James Boles
 
    The nature of the interface between dissimiliar mineral surfaces in fluid: applications to quartz-clay (pressure solution) and precipitation of carbonates on mica.
James Boles, Jacob Israelachvili (UCSB Chemical Engineering), Patty McGuiggan (NIST)
 
    The origin of the San Onofre Breccia, Southern California: evidence for crustal deformation.
James Boles
, Martha Wulftange (Undergrad)
 
    Cementation related to fluid flow in faults and fractures, Southern California: constraining the timing, duration, magnitude, and origin of calcite cements.
James Boles
 
    Fluid/rock interaction in the Mission and Tecolote Tunnels: a 40 to 80 year record of carbonate cementation.
James Boles, James Kennett
 
    Diagenesis of Mesozoic sandstone reservoirs, North Slope Alaska: the influence of meteoric water on marine sandstones.
James Boles, Jim Hicker (ARCO, AEPT)
 
    Effect of hydrocarbon gas and oil emplacement on sandstone diagenesis.
James Boles
 
    Exhumation of high grade metamorphic rocks (gneiss domes) in orogenic belts.
Phillip Gans, Andy Calvert (Grad)
 
    Thermal evolution of extensional fault blocks.
Phillip Gans
 
  Ultrahigh-pressure tectonics.
Bradley Hacker
 
  Time scales and rates of orogenic events.
Bradley Hacker
 
  Ultrafast ophiolite emplacement in Oman .
Bradley Hacker
 
    Physical and transport properties of silicate melts.
Frank Spera, Julie Bryce (Grad)
 
    Petrogenesis of Mt. Etna, Sicily.
Frank Spera, Julie Bryce (Grad)
 
    Processes and rates of compositional zoning in crustal magma bodies.
Frank Spera
 
    Energetically constrained assimilation fractional crystallization (ECAFC): Model and geochemical implications.
Wendy Bohrson (Researcher), Frank Spera
 
    Processes and time scales of silicic magma genesis: Th isotope disequilibria and dynamical modeling of zoned ignimbrites from the Phlegrean Fields, Italy.
Wendy Bohrson (Researcher), Frank Spera, Benedetto DeVivo (University of Naples), Harvey Belkin (USGS).
 
    Timing and mechanism of contamination of basaltic magmas from Mount Etna, Italy: Constraints from crystal size distribution and microsampling of phenocrysts for Sr and Pb isotopes.
Wendy Bohrson (Researcher), Frank Spera  
    Dynamics of ocean island magma chambers: Origin of cumulate xenoliths from Hualalai Volcano, Hawaii.
Wendy Bohrson (Researcher), David Clague (Monterey Bay Aquarium Research Institute)
 
    Changes imposed on composition and structure of lithosphere and asthenosphere during high-magnitude extension: Geochemical and petrological investigation of the Eldorado Mountains, Nevada. Petrology and geochemistry of volcanic rocks from the Southern Sierra Juarez, Baja California.
Wendy Bohrson (Researcher), Jeffrey Lee (Researcher), Meghan Miller (Central Washington University)
 
    Dynamics of basaltic magma reservoirs: Th isotope disequilibria on historical basalt eruptions from Mount Etna, Italy.
Wendy Bohrson (Researcher), Frank Spera, David Graham (Oregon State University)
 
    Paleohydrogeology and Diagenesis of the San Joaquin Basin, CA.
Alicia Wilson (Grad, Johns Hopkins University), Grant Garven (Johns Hopkins University),James Boles
 



 
    Planetary Geology
    Non-marine stromatolites and the search for past life on Mars.
Stanley Awramik
 

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