Article
Geosciences, Multidisciplinary
Marcos Aurell, Diego Torrome, Jose M. Gasca, Pablo Calvin, Manuel Perez-Pueyo, Jara Parrilla-Bel, Eduardo Medrano-Aguado, Carles Martin-Closas, Alba Vicente, Pablo Sierra-Campos, Jose I. Canudo
Summary: This study characterizes the uppermost Cretaceous sedimentary succession of the Allueva Fm in the Montalban subbasin and provides new data for its age. The results suggest a south to north migration of tectonic activity and subsident subbasins. Additionally, significant vertebrate fossil sites have been discovered.
EARTH-SCIENCE REVIEWS
(2022)
Article
Geography, Physical
Jia Jia, Niuniu Wang, Zhiyuan Wang, Sisi Wang, Michael Meadows, Leibin Wang, Yijiao Fan, Jianhui Chen
Summary: This study examines the particle size characteristics of a high-resolution last glacial loess record in Tajikistan in order to reconstruct climate dynamics in southern Central Asia. The research finds that dust activity in this region differs from that in northern Central Asia and northern China, with a decline during Heinrich events and an increase during interstadials. The study highlights the importance of considering dust emission and transportation conditions, as well as the underestimated role of reactivated paleo-dust, in determining regional dust activity.
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY
(2022)
Article
Geology
Dominic P. Strogen, Hannu Seebeck, Benjamin R. Hines, Kyle J. Bland, James S. Crampton
Summary: This article presents a set of palaeogeographic maps illustrating the geological evolution of Zealandia, along with geological datasets and regional tectonics analysis. The maps are created using GPlates and GIS, allowing for easy modification and reconstruction of geological datasets. Additionally, the reconstructions are done within a palaeomagnetic reference frame, enabling assessment of palaeo-latitude for paleoclimate and paleobiogeographic studies.
NEW ZEALAND JOURNAL OF GEOLOGY AND GEOPHYSICS
(2023)
Article
Geosciences, Multidisciplinary
Mariusz A. Salamon, Sreepat Jain, Marcin Krajewski, Piotr Duda, Bruno Ferr, Mohamed Benzaggagh, Bartosz J. Plachno
Summary: Sheltered preservation is a known phenomenon where organisms are trapped within cephalopod shells, providing important paleontological data. This study reports the discovery of the first crinoid preserved inside an early Albian ammonite in Madagascar. The crinoid belongs to the phyllocrinid family and represents the first finding of this family from Africa and the second from the southern margin of the Tethys. This finding highlights the potential use of ammonite shells for studying echinoderms.
JOURNAL OF PALAEOGEOGRAPHY-ENGLISH
(2023)
Article
Geology
John A. Groff
Summary: The study of fluids during igneous-hydrothermal events in the Getchell trend, Nevada, reveals an evolution from early magmatic fluids to later fluids with a higher content of meteoric water. The presence of magmatic sources in early fluids is indicated by isotopic values and gas analysis, while the transition to shallower meteoric fields is shown by later gas data.
ORE GEOLOGY REVIEWS
(2021)
Article
Geosciences, Multidisciplinary
Huifang Guo, Xi Chen, Hanwei Yao, Kaibo Han, Eduardo Garzanti, Xuan Liu, Hanhan Fan
Summary: The study reveals the presence of widespread clastic dyke swarms in the southern Tibetan Himalayas, providing important information on regional depositional processes and tectonic activity. Analysis of the dykes suggests that their formation may be related to tectonic movements and earthquakes.
GEOLOGICAL JOURNAL
(2021)
Article
Geology
Prasenjit Barman, Narendra K. Swami, Xin Rao, S. R. Mishra, Mohd Ibrahim, Shailendra Singh
Summary: Rudist fauna from the Khalsi Formation in southern Ladakh, India is described, including the first record of A. biconvexus and M. rutogensis in the region. The presence of A. gilgitensis in the early Aptian suggests an eastern dispersal pattern. The finding of M. rutogensis fills a geographical gap and supports the hypothesis of the evolution of Plagioptychidae.
CRETACEOUS RESEARCH
(2023)
Article
Geography, Physical
H. C. Jiang, Q. Z. Yin, A. Berger, L. H. Wei, Z. P. Wu, X. T. Wei, W. Shi
Summary: This study presents a high-resolution loess sequence from North China, which reveals two strong, abrupt cooling-drying events at approximately 48 ka and 42 ka. The 48 ka event is found to be associated with extreme orbital configuration, while the 42 ka event corresponds to the Laschamps Excursion and a catastrophic environmental crisis on the Eurasian and Australian continents. The study demonstrates that both extreme orbital conditions and changes in Earth's magnetic field can cause abrupt climate and environmental changes.
QUATERNARY SCIENCE REVIEWS
(2023)
Article
Environmental Sciences
Donghui Shangguan, Da Li, Yongjian Ding, Jun Liu, Muhammad Naveed Anjum, Yaojun Li, Wanqin Guo
Summary: This study documented and reconstructed the sequence of events caused by a glacial debris flow that dammed the Immit River in the Hindu Kush Karakoram Range in July 2018. Using satellite remote sensing and field data, the researchers found that glacial meltwater and debris led to the damming of the river, resulting in the expansion of Lake Badswat and other related events. The study highlights the complexity and dangers of glacial-related disasters, providing valuable information for understanding disaster chains and proposing mitigation plans for vulnerable communities.
Article
Geosciences, Multidisciplinary
Joseline Manfroi, Cristine Trevisan, Tania Lindner Dutra, Andre Jasper, Marcelo De Araujo Carvalho, Francisco Eliseu Aquino, Marcelo Leppe
Summary: This study demonstrates the occurrence of paleo-wildfire events during the Campanian age of the Late Cretaceous in deposits from King George Island, Antarctic Peninsula. Through the analysis of charcoal samples collected during expeditions, morphoanatomical structures with potential taxonomic affinity with Podocarpaceae were identified. The analysis also reveals that southern paleofloras experienced more frequent paleo-wildfires than previously thought, suggesting the significant impact of fire and active volcanism on the ecological niches of austral floras.
FRONTIERS IN EARTH SCIENCE
(2023)
Review
Geography, Physical
Linda Pan, Glenn A. Milne, Konstantin Latychev, Samuel L. Goldberg, Jacqueline Austermann, Mark J. Hoggard, Jerry X. Mitrovica
Summary: This study investigates the impact of lateral variations in Earth structure on predicting far-field sea level and global ice volume estimates at the Last Glacial Maximum. The findings suggest that different Earth model parameters significantly affect the estimates at far-field sites, but no consistent signal is found to reconcile the differences in ice volume estimates.
QUATERNARY SCIENCE REVIEWS
(2022)
Article
Cell Biology
Kristina Desch, Julian D. Langer, Erin M. Schuman
Summary: Protein phosphorylation plays a crucial role in cellular processes. Liquid chromatography-tandem mass spectrometry was used to analyze changes in phosphorylation in response to up- or down-scaling in cultured cortical neurons. Activity-sensitive phosphoproteins are mainly located at synapses and involved in cytoskeletal reorganization.
Article
Multidisciplinary Sciences
Hironao Matsumoto, Rodolfo Coccioni, Fabrizio Frontalini, Kotaro Shirai, Luigi Jovane, Ricardo Trindade, Jairo F. Savian, Junichiro Kuroda
Summary: During the mid-Cretaceous, the Earth experienced drastic environmental perturbations, mainly triggered by submarine volcanic activities. High-resolution Os isotopic records indicate that most of these events were associated with massive submarine volcanic episodes, but some minor events may have been caused by monsoonal activity.
NATURE COMMUNICATIONS
(2022)
Article
Geosciences, Multidisciplinary
Mohd Tarique, Waliur Rahaman, N. Lathika, Priyesh Prabhat, Meloth Thamban, Sambuddha Misra
Summary: This study provides critical evidence for enhanced CO2 degassing from the tropical Indian Ocean during major cooling events. The findings are consistent with observations in the tropical Atlantic, supporting the hypothesis that tropical oceans played a minor role in reducing atmospheric CO2 levels during the cold intervals of the last glacial cycle.
PALEOCEANOGRAPHY AND PALEOCLIMATOLOGY
(2023)
Article
Biodiversity Conservation
Zbynek Rocek, Liping Dong, Yuan Wang
Summary: This article presents a detailed anatomical description of the Early Cretaceous frog Genibatrachus, based on a study of fully grown adults and metamorphosing larvae and juveniles. The adults have distinguishing cranial features such as bifurcated premaxillae, frontoparietals connected through a suture posteriorly but separated by a fontanelle anteriorly, and free palatines. The postcranial skeleton is characterized by specific vertebrae, ribs, and fused tibiale and fibulare. The development of Genibatrachus shows ossification in limbs and vertebral column, as well as early ossification of the hyoid processes and sutural contact between the ilia marking the end of metamorphosis. It is suggested that Genibatrachus is related to other coeval frog species and capable of jumping.
PALAEOBIODIVERSITY AND PALAEOENVIRONMENTS
(2023)
Article
Geosciences, Multidisciplinary
Erin E. Saupe, Huijie Qiao, Yannick Donnadieu, Alexander Farnsworth, Alan T. Kennedy-Asser, Jean-Baptiste Ladant, Daniel J. Lunt, Alexandre Pohl, Paul Valdes, Seth Finnegan
Article
Geosciences, Multidisciplinary
Alexandre Pohl, Yannick Donnadieu, Yves Godderis, Cyprien Lanteaume, Alex Hairabian, Camille Frau, Julien Michel, Marie Laugie, John J. G. Reijmer, Christopher R. Scotese, Jean Borgomano
GEOLOGICAL SOCIETY OF AMERICA BULLETIN
(2020)
Article
Geosciences, Multidisciplinary
A. Toumoulin, Y. Donnadieu, J-B Ladant, S. J. Batenburg, F. Poblete, G. Dupont-Nivet
PALEOCEANOGRAPHY AND PALEOCLIMATOLOGY
(2020)
Review
Multidisciplinary Sciences
N. Barbolini, A. Woutersen, G. Dupont-Nivet, D. Silvestro, D. Tardif, P. M. C. Coster, N. Meijer, C. Chang, H-X Zhang, A. Licht, C. Rydin, A. Koutsodendris, F. Han, A. Rohrmann, X-J Liu, Y. Zhang, Y. Donnadieu, F. Fluteau, J-B Ladant, G. Le Hir, C. Hoorn
Review
Geosciences, Multidisciplinary
Benjamin J. W. Mills, Yannick Donnadieu, Yves Godderis
Summary: This paper introduces a method to run a climate enabled biogeochemical model over Phanerozoic timescales, termed Spatial Continuous Integration (SCION). By combining key methods in the literature, the model is able to compute whole Phanerozoic linked climate and biogeochemistry, and output geochemical isotope tracers.
Article
Geosciences, Multidisciplinary
N. J. Burls, C. D. Bradshaw, A. M. De Boer, N. Herold, M. Huber, M. Pound, Y. Donnadieu, A. Farnsworth, A. Frigola, E. Gasson, A. S. von der Heydt, D. K. Hutchinson, G. Knorr, K. T. Lawrence, C. H. Lear, X. Li, G. Lohmann, D. J. Lunt, A. Marzocchi, M. Prange, C. A. Riihimaki, A-C Sarr, N. Siler, Z. Zhang
Summary: The Miocene epoch was a period of dynamic and warm climate, with reconstructed surface temperatures indicating warmth in midlatitude and polar regions. CO2 concentration was the primary factor controlling global warming, with other factors like paleogeography and ice sheets contributing to raising global temperatures. While progress has been made in simulating Miocene warmth, challenges still remain, emphasizing the need for community-led efforts in coordinating modeling and data activities.
PALEOCEANOGRAPHY AND PALEOCLIMATOLOGY
(2021)
Article
Multidisciplinary Sciences
Thomas W. Wong Hearing, Alexandre Pohl, Mark Williams, Yannick Donnadieu, Thomas H. P. Harvey, Christopher R. Scotese, Pierre Sepulchre, Alain Franc, Thijs R. A. Vandenbroucke
Summary: Contrasting hypotheses regarding Cambrian continental configuration and climate were tested, with results indicating that the Antarctocentric paleogeographic paradigm can reconcile geological data and simulated Cambrian climate. Analysis suggests a greenhouse climate during the Cambrian animal radiation period.
NATURE COMMUNICATIONS
(2021)
Article
Geosciences, Multidisciplinary
Marie Laugie, Yannick Donnadieu, Jean-Baptiste Ladant, Laurent Bopp, Christian Ethe, Francois Raisson
Summary: The study conducted numerical simulations of the Cenomanian period to understand the controls on oceanic oxygen and the initial conditions of the Oceanic Anoxic Event 2 (OAE2). It found that paleogeography and ocean circulation were crucial factors in the development of oxygen depletion, with the Central American Seaway depth playing a significant role. The research suggests that changes in paleogeography and gateways were major influencers of oceanic circulation and oxygen distribution, creating conditions necessary for the OAE2 to occur.
PALEOCEANOGRAPHY AND PALEOCLIMATOLOGY
(2021)
Article
Multidisciplinary Sciences
Luc Beaufort, Clara T. Bolton, Anta-Clarisse Sarr, Baptiste Sucheras-Marx, Yair Rosenthal, Yannick Donnadieu, Nicolas Barbarin, Samantha Bova, Pauline Cornuault, Yves Gally, Emmeline Gray, Jean-Charles Mazur, Martin Tetard
Summary: The study reveals that over the past 2.8 million years, Earth's orbital eccentricity has significantly influenced the morphological evolution of coccolithophores, leading them to adapt to different climate environments. Simulations suggest that changes in seasonal cycles directly impact the diversity of ecological niches in the ocean, affecting the morphology and carbonate export of coccolithophores.
Article
Multidisciplinary Sciences
Delphine Tardif, Agathe Toumoulin, Frederic Fluteau, Yannick Donnadieu, Guillaume Le Hir, Natasha Barbolini, Alexis Licht, Jean-Baptiste Ladant, Pierre Sepulchre, Nicolas Viovy, Carina Hoorn, Guillaume Dupont-Nivet
Summary: Recent studies indicate a growing sensitivity to orbital variations during the Eocene-Oligocene transition from greenhouse to icehouse climate. Numerical simulations show that orbital-induced biome variability could reconcile previous discrepancies between models and paleobotanical compilations. The simulations suggest that precession-driven intermittent monsoon-like climates in the Eocene and orbital variations in the Oligocene had a crucial role in major environmental changes and faunal dispersal events.
Article
Geosciences, Multidisciplinary
Daniel J. Lunt, Fran Bragg, Wing-Le Chan, David K. Hutchinson, Jean-Baptiste Ladant, Polina Morozova, Igor Niezgodzki, Sebastian Steinig, Zhongshi Zhang, Jiang Zhu, Ayako Abe-Ouchi, Eleni Anagnostou, Agatha M. de Boer, Helen K. Coxall, Yannick Donnadieu, Gavin Foster, Gordon N. Inglis, Gregor Knorr, Petra M. Langebroek, Caroline H. Lear, Gerrit Lohmann, Christopher J. Poulsen, Pierre Sepulchre, Jessica E. Tierney, Paul J. Valdes, Evgeny M. Volodin, Tom Dunkley Jones, Christopher J. Hollis, Matthew Huber, Bette L. Otto-Bliesner
Summary: The results from simulations of the early Eocene climate optimum show that non-CO2 boundary conditions contribute significantly to the Eocene warmth. The ensemble of models generally shows reduced spread of global mean surface temperature response and increased climate sensitivity. Three models are consistent with proxies for global mean temperature, meridional SST gradient, and CO2. However, at a more regional scale, the models lack skill, particularly in the southwest Pacific region.
CLIMATE OF THE PAST
(2021)
Article
Geosciences, Multidisciplinary
Yurui Zhang, Thierry Huck, Camille Lique, Yannick Donnadieu, Jean-Baptiste Ladant, Marina Rabineau, Daniel Aslanian
CLIMATE OF THE PAST
(2020)
Article
Geosciences, Multidisciplinary
Pierre Sepulchre, Arnaud Caubel, Jean-Baptiste Ladant, Laurent Bopp, Olivier Boucher, Pascale Braconnot, Patrick Brockmann, Anne Cozic, Yannick Donnadieu, Jean-Louis Dufresne, Victor Estella-Perez, Christian Ethe, Frederic Fluteau, Marie-Alice Foujols, Guillaume Gastineau, Josefine Ghattas, Didier Hauglustaine, Frederic Hourdin, Masa Kageyama, Myriam Khodri, Olivier Marti, Yann Meurdesoif, Juliette Mignot, Anta-Clarisse Sarr, Jerome Servonnat, Didier Swingedouw, Sophie Szopa, Delphine Tardif
GEOSCIENTIFIC MODEL DEVELOPMENT
(2020)
Article
Geosciences, Multidisciplinary
Marie Laugie, Yannick Donnadieu, Jean-Baptiste Ladant, J. A. Mattias Green, Laurent Bopp, Francois Raisson
CLIMATE OF THE PAST
(2020)
Article
Geosciences, Multidisciplinary
Delphine Tardif, Frederic Fluteau, Yannick Donnadieu, Guillaume Le Hir, Jean-Baptiste Ladant, Pierre Sepulchre, Alexis Licht, Fernando Poblete, Guillaume Dupont-Nivet
CLIMATE OF THE PAST
(2020)
