Marine Os isotopic evidence for multiple volcanic episodes during Cretaceous Oceanic Anoxic Event 1b

H Matsumoto, J Kuroda, R Coccioni, F Frontalini… - Scientific Reports, 2020 - nature.com
Abstract The Aptian–Albian boundary is marked by one of the major oceanic perturbations
during the Cretaceous, called Oceanic Anoxic Event (OAE) 1b. Extensive volcanic episodes …

Mid-Cretaceous marine Os isotope evidence for heterogeneous cause of oceanic anoxic events

H Matsumoto, R Coccioni, F Frontalini, K Shirai… - Nature …, 2022 - nature.com
During the mid-Cretaceous, the Earth experienced several environmental perturbations,
including an extremely warm climate and Oceanic Anoxic Events (OAEs). Submarine …

Enhanced ocean connectivity and volcanism instigated global onset of Cretaceous Oceanic Anoxic Event 2 (OAE2)∼ 94.5 million years ago

YX Li, X Liu, D Selby, Z Liu, IP Montañez, X Li - Earth and Planetary Science …, 2022 - Elsevier
Abstract Oceanic Anoxic Event 2 (OAE2) exemplifies an episode of global oceanographic
and climatic changes in the mid-Cretaceous greenhouse. However, the timing and …

[HTML][HTML] Terrestrial records of the early Albian Ocean Anoxic Event: Evidence from the Fuxin lacustrine basin, NE China

XT Xu, LY Shao, KA Eriksson, B Pang, S Wang… - Geoscience …, 2022 - Elsevier
Abstract The early Albian Oceanic Anoxic Event 1b (OAE 1b) is well documented in the
Tethys, Pacific and North Atlantic, but few studies have evaluated whether or not terrestrial …

Osmium-isotope evidence for volcanism, weathering, and ocean mixing during the early Aptian OAE 1a

C Bottini, AS Cohen, E Erba, HC Jenkyns… - …, 2012 - pubs.geoscienceworld.org
Abstract The early Aptian Oceanic Anoxic Event (OAE 1a) resulted from an exceptional set of
interactions between the geosphere, the biosphere, and the ocean-atmosphere system. We …

A volcanic CO2 pulse triggered the Cretaceous Oceanic Anoxic Event 1a and a biocalcification crisis

S Méhay, CE Keller, SM Bernasconi… - …, 2009 - pubs.geoscienceworld.org
Abstract The Aptian Oceanic Anoxic Event 1a (OAE1a, ca. 120 Ma ago) is one of the most
prominent of a series of geologically brief intervals in the Cretaceous characterized by the …

Elevated primary productivity of calcareous nannoplankton associated with ocean anoxic event 1b during the Aptian/Albian transition (Early Cretaceous)

EL Browning, DK Watkins - Paleoceanography, 2008 - Wiley Online Library
Previous isotopic investigations of Aptian/Albian oceanic anoxic event (OAE) 1b from the
western North Atlantic (Blake Nose) posited that increased sea surface temperatures and …

Pulsed volcanism and rapid oceanic deoxygenation during Oceanic Anoxic Event 1a

KW Bauer, C Bottini, R Frei, D Asael… - …, 2021 - pubs.geoscienceworld.org
Widespread oceanic anoxia, biological crises, and volcanic activity are associated with the
onset of Early Aptian (ca. 120 Ma) Oceanic Anoxic Event 1a (OAE1a). Reconstructions of …

High sea-surface temperatures during the early Aptian Oceanic Anoxic Event 1a in the Boreal Realm

J Mutterlose, C Bottini, S Schouten… - …, 2014 - pubs.geoscienceworld.org
The early Aptian was characterized by the widespread occurrence of anoxia in the oceans,
known as Oceanic Anoxic Event (OAE) 1a. Intense degassing from submarine volcanic …

Transient global cooling at the onset of early Aptian oceanic anoxic event (OAE) 1a

W Kuhnt, A Holbourn, M Moullade - Geology, 2011 - pubs.geoscienceworld.org
The onset of the early Aptian oceanic anoxic event (OAE) 1a (ca. 120 Ma) coincided with a
major perturbation of the carbon cycle, which is reflected in the sedimentary carbon isotope …