Member Since 1972
Dennis V. Kent
Adjunct Senior Research Scientist, Lamont Doherty Earth Observatory
AGU Research
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XRF-based astrochronology of Newark and Hartford rift basin lacustrine strata reveals strong low latitude obliquity dominance and possible ice-albedo polar amplification during the end-Triassic mass extinction (ETE) and Central Atlantic Magmatic Province (CAMP) emplacement
ASTRONOMICAL FORCING OF EARTH’S PALEOCLIMATE SYSTEM I POSTER
paleoceanography and paleoclimatology | 13 december 2024
Paul E. Olsen, Sean Kinney, David Tibbits, Dennis ...
Triassic-Jurassic paleotropical, lacustrine strata of eastern North America are profoundly cyclical, and long known to be climatic-precession-dominate...
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Rock magnetic record of Late Triassic environmental change in the Chinle Basin (Petrified Forest National Park, AZ): implications for sedimentological, ecological, and fluvial processes
ENVIRONMENTAL MAGNETISM II POSTER
geomagnetism, paleomagnetism and electromagnetism | 11 december 2024
Owen M. Yazzie, Christopher J. Lepre, Benjamin R. ...
During the Late Triassic (LT) (~237-201 Ma), Earths atmosphere experienced levels of atmospheric pCO2 that were up to six or more times greater than m...
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Rock magnetic expression of changing hematite concentrations and grain size in Late Triassic red beds of the Chinle Formation, American Southwest
ENVIRONMENTAL MAGNETISM II POSTER
geomagnetism, paleomagnetism and electromagnetism | 11 december 2024
Christopher J. Lepre, Owen M. Yazzie, Dennis V. Ke...
Mesozoic red beds are a unique type of strata that have contentious origins because of uncertainties about the timing and conditions of hematite (α-Fe...
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Obliquity — not precession — dominated orbital pacing through the continental Triassic-Jurassic transition in the tropics, requiring recalibration of the CA-ID-TIMS-based age of the end-Triassic mass extinction (ETE)
ADVANCEMENTS IN GEOCHRONOLOGY AT ALL SCALES I ORAL
volcanology, geochemistry and petrology | 10 december 2024
Paul E. Olsen, Noah M. McLean, Terrence Blackburn,...
Representing one of the big 5 mass extinctions, the level of the continental ETE lies below the oldest lavas of the Central Atlantic Magmatic Province...
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Identification of Spurious Hiatuses Between Lavas of the Central Atlantic Magmatic Province (CAMP) Diminishes the Number of Eruptions but Greatly Amplifies their Possible Environmental Effects.
TOPICS IN VOLCANOLOGY, GEOCHEMISTRY, AND PETROLOGY II POSTER
volcanology, geochemistry and petrology | 15 december 2023
Paul E. Olsen, Dennis V. Kent, Mohammed Et-Touhami
Most flow sequences of continental flood basalts provinces (CFBs) have distinct reddened boundaries between cooling units, often with interbedded sedi...
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High Resolution X-ray Computed Tomography Scans of Cores from the Colorado Plateau Coring Project Phase 1: Preliminary Results
FRONTIERS IN MULTISCALE AND MULTIAPPROACH CHARACTERIZATION OF FINE-GRAINED GEOMATERIALS II POSTER
mineral and rock physics | 14 december 2023
Clara Chang, David Tibbits, Sean Kinney, Michael P...
The Colorado Plateau Coring Project Phase 1 recovered 850m in three stratigraphically overlapping cores at two sites in 2013 from Petrified Forest Nat...
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A Gradual increase in pCO2 punctuated by cold tropical temperatures points to volcanic winters as the trigger for the abrupt End-Triassic extinction
ADVANCES IN THE RECONSTRUCTION OF THE GLOBAL CARBON CYCLE OVER GEOLOGIC TIME II POSTER
paleoceanography and paleoclimatology | 13 december 2023
Morgan F. Schaller, Paul E. Olsen, James D. Wright...
The End Triassic Extinction (ETE) is one of the Big-5 mass extinctions of the Phanerozoic and has arguably among the best terrestrial stratigraphic re...
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Milankovitch Cyclicity in the Fluvial Late Triassic Chinle Formation of the Colorado Plateau (Arizona, USA)
CYCLOSTRATIGRAPHY AND ASTRONOMICAL FORCING OF EARTH’S PALEOCLIMATE SYSTEM I POSTER
paleoceanography and paleoclimatology | 12 december 2023
Paul E. Olsen, Dennis V. Kent, Sean Kinney, Christ...
Fluvial clastic sedimentary rocks of the Chinle Fm of the Colorado Plateau comprise one of the richest continental archives of Late Triassic environme...
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