Environmental crises at the Permian–Triassic mass extinction
The link between the Permian–Triassic mass extinction (252 million years ago) and the
emplacement of the Siberian Traps Large Igneous Province (STLIP) was first proposed in …
emplacement of the Siberian Traps Large Igneous Province (STLIP) was first proposed in …
The evolution of Earth's biogeochemical nitrogen cycle
Nitrogen is an essential nutrient for all life on Earth and it acts as a major control on
biological productivity in the modern ocean. Accurate reconstructions of the evolution of life …
biological productivity in the modern ocean. Accurate reconstructions of the evolution of life …
Marine productivity changes during the end-Permian crisis and Early Triassic recovery
J Shen, SD Schoepfer, Q Feng, L Zhou, J Yu… - Earth-Science …, 2015 - Elsevier
The latest Permian mass extinction (LPME) coincided with major changes in the composition
of marine plankton communities, yet little is known about concurrent changes in primary …
of marine plankton communities, yet little is known about concurrent changes in primary …
Isotopic evidence for biological nitrogen fixation by molybdenum-nitrogenase from 3.2 Gyr
Nitrogen is an essential nutrient for all organisms that must have been available since the
origin of life. Abiotic processes including hydrothermal reduction, photochemical reactions …
origin of life. Abiotic processes including hydrothermal reduction, photochemical reactions …
Plankton and productivity during the Permian–Triassic boundary crisis: an analysis of organic carbon fluxes
TJ Algeo, CM Henderson, J Tong, Q Feng, H Yin… - Global and Planetary …, 2013 - Elsevier
Changes in marine primary productivity following the latest Permian mass extinction (LPME)
have been debated at length, with little resolution to date owing to a paucity of quantitative …
have been debated at length, with little resolution to date owing to a paucity of quantitative …
Icehouse–greenhouse variations in marine denitrification
Long-term secular variation in the isotopic composition of seawater fixed nitrogen (N) is
poorly known. Here, we document variation in the N-isotopic composition of marine …
poorly known. Here, we document variation in the N-isotopic composition of marine …
Permian conodont biostratigraphy
CM Henderson - Geological Society, London, Special …, 2018 - lyellcollection.org
Forty Permian conodont biozones are summarized and 35 additional regional zones are
correlated. The Lower Permian is largely zoned on the basis of partial range lineage interval …
correlated. The Lower Permian is largely zoned on the basis of partial range lineage interval …
Transient ocean oxygenation at end-Permian mass extinction onset shown by thallium isotopes
The end-Permian mass extinction (EPME) represents the largest biocrisis in Earth's history,
a result of environmental perturbations following volatiles released during Siberian Traps …
a result of environmental perturbations following volatiles released during Siberian Traps …
A test of the nitrogen-limitation hypothesis for retarded eukaryote radiation: Nitrogen isotopes across a Mesoproterozoic basinal profile
EE Stüeken - Geochimica et Cosmochimica Acta, 2013 - Elsevier
Nitrogen limitation caused by trace metal scarcity under euxinic ocean conditions has been
proposed as an explanation for the delayed radiation of eukaryotes until at least the late …
proposed as an explanation for the delayed radiation of eukaryotes until at least the late …
Organic-rich siliceous rocks in the upper Permian Dalong Formation (NW middle Yangtze): Provenance, paleoclimate and paleoenvironment
W Wu, W Liu, C Mou, H Liu, Y Qiao, J Pan… - Marine and Petroleum …, 2021 - Elsevier
The organic-rich shales of the upper Permian Dalong Formation in the middle Yangtze area
are considered an important shale gas exploration horizon. However, the origin of siliceous …
are considered an important shale gas exploration horizon. However, the origin of siliceous …