Astronomical time scale for the Paleozoic Era

H Wu, Q Fang, LA Hinnov, S Zhang, T Yang, M Shi… - Earth-Science …, 2023 - Elsevier
Milankovitch cycles are quasi-periodic fluctuations in insolation forced by the variation in
Earth's astronomical parameters. The astronomically induced climate change affected the …

Pre-Cenozoic cyclostratigraphy and palaeoclimate responses to astronomical forcing

D De Vleeschouwer, LME Percival… - Nature Reviews Earth & …, 2024 - nature.com
Astronomical insolation forcing is well established as the underlying metronome of
Quaternary ice ages and Cenozoic climate changes. Yet its effects on earlier eras …

Oceanic anoxic events, photic-zone euxinia, and controversy of sea-level fluctuations during the Middle-Late Devonian

P Kabanov, TE Hauck, SA Gouwy, SE Grasby… - Earth-Science …, 2023 - Elsevier
This paper reviews global records of anoxic events of the Middle Devonian–earliest
Mississippian, as well as the possible triggers and controls of these events. These “anoxic …

The Ordovician of Scandinavia: a revised regional stage classification

AT Nielsen, P Ahlberg, JOR Ebbestad… - Geological Society …, 2023 - lyellcollection.org
Abstract The Ordovician of Scandinavia (ie Denmark, Norway and Sweden) has been
investigated for over two centuries and, through time, various chronostratigraphic schemes …

What controls the duration and intensity of ocean anoxic events in the Paleozoic and the Mesozoic?

T Reershemius, NJ Planavsky - Earth-Science Reviews, 2021 - Elsevier
The sedimentological and geochemical expression of Mesozoic ocean anoxic events
(OAEs) in the geologic record is reasonably well-characterized and the causal mechanisms …

Coronene, mercury, and biomarker data support a link between extinction magnitude and volcanic intensity in the Late Devonian

K Kaiho, M Miura, M Tezuka, N Hayashi… - Global and Planetary …, 2021 - Elsevier
Abstract The Late Devonian biodiversity crisis, one of the big five Phanerozoic diversity
depletions, is composed of a series of extinction events broadly coincident with the invasion …

The expansion of land plants during the Late Devonian contributed to the marine mass extinction

MS Smart, G Filippelli, WP Gilhooly III, K Ozaki… - … Earth & Environment, 2023 - nature.com
The evolution and expansion of land plants brought about one of the most dramatic shifts in
the history of the Earth system—the birth of modern soils—and likely stimulated massive …

Portable x-ray fluorescence calibrations: Workflow and guidelines for optimizing the analysis of geological samples

AC Da Silva, A Triantafyllou, N Delmelle - Chemical Geology, 2023 - Elsevier
The use of portable Energy Dispersive X-Ray Fluorescence (pXRF) spectrometers has
exploded within the last decade for eg, environmental, geological, and archaeological field …

Periodic oceanic euxinia and terrestrial fluxes linked to astronomical forcing during the Late Devonian Frasnian–Famennian mass extinction

M Lu, YH Lu, T Ikejiri, D Sun, R Carroll, EH Blair… - Earth and Planetary …, 2021 - Elsevier
Oceanic anoxia is considered as the immediate cause of the Frasnian–Famennian mass
extinction, yet the frequency of anoxia and associated environmental modulators remains …

Carbonate lithium isotope systematics indicate cooling triggered mass extinction during the Frasnian-Famennian transition

YY Wang, K Liang, Y Xiao, B Chen, E Shan… - Global and Planetary …, 2023 - Elsevier
We present comprehensive Li-C-Sr isotopic studies on two classic marine carbonate
sections (Yangdi and Dongcun) transecting the Late Devonian Frasnian-Famennian …