Results 151 to 160 of about 1,509,179 (223)

Insult to Injury: Population Impacts of Sublethal Entanglement and Vessel Strikes of Common Bottlenose Dolphins (Tursiops truncatus) in Barataria Basin, Louisiana, 2011–2023

open access: yesMarine Mammal Science, Volume 42, Issue 4, October 2026.
ABSTRACT Human interactions, specifically fishery entanglements (FI) and vessel strikes (VI), threaten marine mammals, including the Barataria Bay Estuarine System (BBE) Stock of common bottlenose dolphins (Tursiops truncatus). We reviewed whole‐body photographs to estimate the prevalence of sublethal entanglement and vessel strike scars for 227 ...
Eric S. Zolman   +7 more
wiley   +1 more source

Rodingite‐Derived Melt as a Recipe for Ultra‐Calcic Magmas

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract Rodingite is a high‐CaO rock formed by Ca‐rich fluid metasomatism on mafic protoliths. It typically occurs within serpentinite and represents an often‐overlooked constituent of the altered oceanic lithosphere that may be subducted into the mantle.
Mingdi Gao   +5 more
wiley   +1 more source

The Dense MORB Fraction Controls the Dynamic Stability and Hydration Potential of the Mantle Transition Zone

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract The mantle transition zone (MTZ; ∼410–660 km depth) is a major reservoir of water and mid‐ocean ridge basalt (MORB)‐like materials, yet how composition and hydration regulate its physical stability remains unclear. Using geodynamical modeling, we examine the joint effect of water content and dense MORB fraction on the density, viscosity, and ...
Zhensheng Wang   +6 more
wiley   +1 more source

Unprecedented Open‐Ocean Polynya in Breid Bay, East Antarctica in Winter 2024

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract We document an unprecedented winter open‐ocean polynya in the Breid Bay, on 4 August 2024, attaining a maximum area of 89,121 km2. Prior to opening, sea‐ice concentration declined from ∼96% in early July to below 25% by 30 July 2024, indicating substantial preconditioning of the winter ice cover.
Jeebanjyoti Swain   +8 more
wiley   +1 more source

Zinc isotope evidence for extensive carbonate recycling in the Arctic asthenosphere. [PDF]

open access: yesNat Commun
Zhang WQ   +11 more
europepmc   +1 more source

The Asynchronous Evolution of Cold Waves Over China Revealed by 3D Spatiotemporal Tracking

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract Cold waves pose substantial risks to ecosystems, infrastructure, and society. While most studies have examined their station‐level frequency or regional intensity, the joint behaviors in both time and space remain largely unexplored. Here, we apply a three‐dimensional connected‐component labeling algorithm to daily temperature observations ...
Xin Zhang   +7 more
wiley   +1 more source

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