Geochemistry of oceanic anoxic events

HC Jenkyns - Geochemistry, Geophysics, Geosystems, 2010 - Wiley Online Library
Oceanic anoxic events (OAEs) record profound changes in the climatic and
paleoceanographic state of the planet and represent major disturbances in the global …

Early Cretaceous life, climate and anoxia

KB Föllmi - Cretaceous Research, 2012 - Elsevier
Early Cretaceous life and the environment were strongly influenced by the accelerated
break up of Pangaea, which was associated with the formation of a multitude of rift basins …

The rise and fall of the Cretaceous Hot Greenhouse climate

BT Huber, KG MacLeod, DK Watkins… - Global and Planetary …, 2018 - Elsevier
A compilation of foraminiferal stable isotope measurements from southern high latitude
(SHL) deep-sea sites provides a novel perspective important for understanding Earth's …

Oceanic anoxic events and plankton evolution: Biotic response to tectonic forcing during the mid‐Cretaceous

RM Leckie, TJ Bralower, R Cashman - Paleoceanography, 2002 - Wiley Online Library
Mid‐Cretaceous (Barremian‐Turonian) plankton preserved in deep‐sea marl, organic‐rich
shale, and pelagic carbonate hold an important record of how the marine biosphere …

Massive dissociation of gas hydrate during a Jurassic oceanic anoxic event

SP Hesselbo, DR Gröcke, HC Jenkyns, CJ Bjerrum… - Nature, 2000 - nature.com
In the Jurassic period, the Early Toarcian oceanic anoxic event (about 183 million years
ago) is associated with exceptionally high rates of organic-carbon burial, high …

[HTML][HTML] The functional significance of the stomatal size to density relationship: Interaction with atmospheric [CO2] and role in plant physiological behaviour

M Haworth, G Marino, A Materassi, A Raschi… - Science of the Total …, 2023 - Elsevier
The limits for stomatal conductance are set by stomatal size (SS) and density (SD). An
inverse relationship between SS and SD has been observed in fossil and living plants. This …

Chemostratigraphy of the Jurassic System: applications, limitations and implications for palaeoceanography

HC Jenkyns, CE Jones, DR GrÖcke… - Journal of the …, 2002 - lyellcollection.org
Current chemostratigraphical studies of the Jurassic System primarily involve the use of one
sedimentary component (marine organic carbon), one divalent transition metal substituted in …

[PDF][PDF] Seawater strontium isotopes, oceanic anoxic events, and seafloor hydrothermal activity in the Jurassic and Cretaceous

CE Jones, HC Jenkyns - American Journal of Science, 2001 - ajsonline.org
There were three negative seawater strontium-isotope excursions (shifts to lower^ 87^ Sr/^
86^ Sr values) during the Jurassic and Cretaceous that were of relatively short duration (5 …

Carbon-isotope record of the Early Jurassic (Toarcian) Oceanic Anoxic Event from fossil wood and marine carbonate (Lusitanian Basin, Portugal)

SP Hesselbo, HC Jenkyns, LV Duarte… - Earth and Planetary …, 2007 - Elsevier
The Toarcian Oceanic Anoxic Event (OAE) in the Early Jurassic (∼ 183 Ma ago) was
characterized by widespread near-synchronous deposition of organic-rich shales in marine …

Terrestrial and marine extinction at the Triassic-Jurassic boundary synchronized with major carbon-cycle perturbation: A link to initiation of massive volcanism?

SP Hesselbo, SA Robinson, F Surlyk… - …, 2002 - pubs.geoscienceworld.org
Mass extinction at the Triassic-Jurassic (Tr-J) boundary occurred about the same time (200
Ma) as one of the largest volcanic eruptive events known, that which characterized the …