Silicate weathering as a feedback and forcing in Earth's climate and carbon cycle

DE Penman, JKC Rugenstein, DE Ibarra… - Earth-Science …, 2020 - Elsevier
Current understanding of the long-term carbon cycle posits that Earth's climate is stabilized
by a negative feedback involving CO 2 consumption by chemical weathering of silicate …

The triassic period

JG Ogg, ZQ Chen, MJ Orchard, HS Jiang - Geologic time scale 2020, 2020 - Elsevier
The Triassic is bound by two mass extinctions that coincide with vast outpourings of volcanic
flood basalts. The Mesozoic begins with a gradual recovery of plant and animal life after the …

Refined Permian–Triassic floristic timeline reveals early collapse and delayed recovery of south polar terrestrial ecosystems

C Mays, V Vajda, TD Frank, CR Fielding… - GSA …, 2020 - pubs.geoscienceworld.org
The collapse of late Permian (Lopingian) Gondwanan floras, characterized by the extinction
of glossopterid gymnosperms, heralded the end of one of the most enduring and extensive …

Anomalous marine calcium cycle linked to carbonate factory change after the Smithian Thermal Maximum (Early Triassic)

H Zhao, TW Dahl, ZQ Chen, TJ Algeo, L Zhang… - Earth-Science …, 2020 - Elsevier
Extreme greenhouse warming in the latest Permian played a key role in the largest animal
extinction event ever recorded in Earth history. The extinction was likely triggered by …

[HTML][HTML] Permo–Triassic boundary carbon and mercury cycling linked to terrestrial ecosystem collapse

J Dal Corso, BJW Mills, D Chu, RJ Newton… - Nature …, 2020 - nature.com
Records suggest that the Permo–Triassic mass extinction (PTME) involved one of the most
severe terrestrial ecosystem collapses of the Phanerozoic. However, it has proved difficult to …

New geochemical and palaeontological data from the Permian-Triassic boundary in the South African Karoo Basin test the synchronicity of terrestrial and marine …

J Botha, AK Huttenlocker, RMH Smith, R Prevec… - Palaeogeography …, 2020 - Elsevier
The end-Permian mass extinction (EPME) is widely recognised as the largest mass
extinction in Phanerozoic history. In marine strata the main extinction event is well …

Environmental response to volcanic activity and its effect on organic matter enrichment in the Permian Lucaogou Formation of the Malang Sag, Santanghu Basin …

Y Pan, Z Huang, T Li, X Guo, X Xu, X Chen - Palaeogeography …, 2020 - Elsevier
Lacustrine organic-rich fine-grained rocks are widespread in the second member of the
Permian Lucaogou Formation (P 2 l 2) in the Malang Sag, Santanghu Basin, with complex …

Two distinct episodes of marine anoxia during the Permian-Triassic crisis evidenced by uranium isotopes in marine dolostones

F Zhang, S Shen, Y Cui, TM Lenton, TW Dahl… - … et Cosmochimica Acta, 2020 - Elsevier
The end-Permian mass extinction (EPME; ca. 251.94 Ma) is the most severe mass extinction
in the geological record. Detailed paleobiological investigations show a very rapid EPME …

[HTML][HTML] Field evidence for coal combustion links the 252 Ma Siberian Traps with global carbon disruption

LT Elkins-Tanton, SE Grasby, BA Black… - …, 2020 - pubs.geoscienceworld.org
Abstract The Permian-Triassic extinction was the most severe in Earth history. The Siberian
Traps eruptions are strongly implicated in the global atmospheric changes that likely drove …

[HTML][HTML] Dynamics of the largest carbon isotope excursion during the Early Triassic biotic recovery

P Widmann, H Bucher, M Leu, T Vennemann… - Frontiers in Earth …, 2020 - frontiersin.org
The dynamics of the carbon cycle across different timescales is crucial for understanding
past and present global climate changes. Following the Permian–Triassic boundary mass …