Results 251 to 260 of about 31,311 (333)

The Evolution of the Cocos‐North America‐Caribbean Triple Junction From Detrital Zircon Analysis

open access: yesTectonics, Volume 44, Issue 8, August 2025.
Abstract The tectonic framework and Cenozoic evolution of the Cocos–North America–Caribbean (Co–NA–Ca) triple junction remain subjects of major geological importance due to their complexity and regional impact. New U–Pb zircon geochronology of detrital sediments and detailed structural and geomorphic mapping from southern Chiapas, Mexico, provide ...
Mattia Parolari   +7 more
wiley   +1 more source

Diversity of Lifeways in Early Antillean Societies: A Multi-Isotope Approach. [PDF]

open access: yesAm J Biol Anthropol
Chinique de Armas Y   +8 more
europepmc   +1 more source

Comparing Geochemical and Geodynamical Models of Plume and Ridge Mantle Source Composition

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 8, August 2025.
Abstract We use a multidisciplinary approach to investigate how the parameter space of mantle convection affects present‐day mantle composition. We compare 22 forward geodynamical mantle circulation model simulations against 24 variants of a geochemical inversion model of the global radiogenic isotope data set of mantle‐derived lavas.
Paul Béguelin   +6 more
wiley   +1 more source

Termination of Laurentia's Rapid Plate Motion at the Start of the Grenvillian Orogeny

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 8, August 2025.
Abstract Late Mesoproterozoic to Neoproterozoic sedimentary sequences within the Lake Superior region preserve critical paleogeographic records of the position of Laurentia spanning from the end of Midcontinent Rift extension through to the end of the Grenvillian Orogeny.
Anthony J. Fuentes   +4 more
wiley   +1 more source

Estuarine dispersal of an invasive Holarctic predator (Esox lucius) confirmed in North America. [PDF]

open access: yesPLoS One
Wooller MJ   +5 more
europepmc   +1 more source

Constraining the Source Craters of Apollo Impact Melts

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 8, August 2025.
Abstract Interpreting the age distribution of Apollo samples to determine the early bombardment history of the Moon has been fraught with controversy, and the question of how much material from large impact basins such as Imbrium is present in the Apollo sample collection remains unresolved. Here, we model impact melt production and transportation over
A. M. Blevins   +5 more
wiley   +1 more source

Dietary Iron Supplementation Protects Against Growth Restriction and Metabolic Dysfunction‐Associated Steatotic Liver Disease in Perinatal Cadmium‐Exposed Mice

open access: yesFASEB BioAdvances, Volume 7, Issue 8, August 2025.
Developmental cadmium (Cd) exposure causes iron deficiency (ID) and impacts growth and metabolism. To test whether iron (Fe) supplementation prevents Cd‐induced effects, female mice were given water and normal chow, or water with Cd in combination with normal chow or chow fortified with 2× or 5× Fe.
Rebecca Lichtler   +4 more
wiley   +1 more source

Strontium isotope fractionation in the marine realm: first application for a 87Sr/84Sr-double-spike [PDF]

open access: yes, 2009
Augustin, Nico   +7 more
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