John Marshall
University of Southampton, National Oceanography Centre, Southampton, Hampshire
Activity
2023
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EARLY TO LATE DEVONIAN HIGH-PALEOLATITUDE SEQUENCES FROM THE FALKLAND ISLANDS AND BOLIVIA, SOUTH AMERICA: TRACKING NUTRIENT INFLUX AND ANOXIC EVENTS
T80 The Early Paleozoic III: Radiations, Extinctions, and EnvironmentMonday, 16 October 20238:00 AM - 12:00 PM304 / 305
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OXYGENATION DYNAMICS AND ECOLOGICAL RESILIENCE ACROSS OCEANIC ANOXIC EVENT 2 IN THE NORTH AMERICAN WESTERN INTERIOR SEAWAY
T77 Integrated Evaluations of the Depositional Processes Driving Carbon Burial in Ancient Marine EnvironmentsMonday, 16 October 20238:00 AM - 12:00 PM321
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CHEMOSTRATIGRAPHIC APPROACH TO TRACKING HIGH-PALEOLATITUDE NUTRIENT INFLUX IN AN EARLY TO MIDDLE DEVONIAN COASTAL SEQUENCE, WESTERN FALKLAND ISLANDS, SOUTH AMERICA
30 Climate Change Impacts on Carbon and Nutrient Cycling in Wetland SoilsFriday, 5 May 20231:30 PM - 5:30 PMEC 311
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LINKING LAND PLANTS TO DEVONIAN MARINE ANOXIC EVENTS: INTEGRATING NUTRIENT RECORDS AND BIOGEOCHEMICAL MODELING
39 Deciphering the Devonian World, from Biotic to Environmental Crises across the GlobeSunday, 19 March 20238:00 AM - 12:00 PMRegency Ballroom A
2022
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LANDSCAPE EVOLUTION DURING THE MIDDLE DEVONIAN: EVIDENCE FROM AN OLD RED SANDSTONE LACUSTRINE SEQUENCE
T168 Dynamics of Earth’s Climate System and Biogeochemical Cycles in Deep Time (Posters)Tuesday, 11 October 20229:00 AM - 1:00 PMExhibit Hall F
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IMPLICATING LAND PLANT EXPANSION IN THE KAČÁK EVENT: INCORPORATING NITROGEN ISOTOPES IN A DEVONIAN LACUSTRINE RECORD
24 Limnogeology and PaleoclimateFriday, 8 April 20228:00 AM - 12:00 PMNorth Meeting Room 201/202
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CARBON/PHOSPHORUS DYNAMICS OF MIDDLE DEVONIAN LACUSTRINE SEQUENCES OF THE OLD RED SANDSTONE CONTINENT
24 Limnogeology and PaleoclimateFriday, 8 April 20228:00 AM - 12:00 PMNorth Meeting Room 201/202
2020
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UV-B RADIATION WAS THE DEVONIAN-CARBONIFEROUS BOUNDARY TERRESTRIAL EXTINCTION KILL MECHANISM
T112 Reconstructing Events of the Late Devonian: Fossil and Rock Record Insights into a Dynamic Biosphere IIWednesday, 28 October 202010:00 AM - 12:00 PMMeeting Rooms
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TRACKING PHOSPHORUS ACROSS THE KELLWASSER EVENT: A NUTRIENT PROFILE FROM EURAMERICA
T112 Reconstructing Events of the Late Devonian: Fossil and Rock Record Insights into a Dynamic Biosphere IIWednesday, 28 October 202010:00 AM - 12:00 PMMeeting Rooms
2017
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MORPHOMETRIC STUDY OF THE LATE CRETACEOUS SHARK FAUNA FROM THE ENGLISH CHALK AND ITS PALEOECOLOGIC IMPLICATIONS
221 D14. Paleontology, Phylogenetic/Morphological Patterns: VertebratesTuesday, 24 October 20171:30 PM - 5:30 PMRoom 604
2016
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A HIGH-RESOLUTION, MULTI-PROXY STUDY OF ORGANIC RICH MUDROCKS FROM THE MID CENOMANIAN EVENT IN NORTH AMERICA
T311 Marine and Terrestrial Records of Extreme Climates and Extinction: Making Sense of Similarities and DifferencesWednesday, 28 September 20161:30 PM - 5:30 PMRoom 504