Results 61 to 70 of about 5,134 (213)

Depositional History of the Namibian Mud Belt Reveals Late Holocene Weakening of the Benguela Coastal Current

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 9, September 2026.
Abstract We investigate late Holocene changes in the northern Benguela Upwelling System using a multi‐proxy approach on shallow shelf deposits from the Namibian mud belt. Three sediment cores characterized by organic carbon‐rich, anoxic, and partly gas‐bearing sediments were retrieved along a sampling transect at 23°S in August 2019.
Michael Kossack   +5 more
wiley   +1 more source

FRATURA DE AGULHA GENGIVAL: QUANDO REMOVER? [PDF]

open access: yes, 2011
Os acidentes e complicações que podem ocorrer nos pacientes submetidos a tratamento odontológico são diversos. Fraturas de agulhas gengivais eram relativamente frequentes na década de 60, anterior à substitui ...
Brasil Daura Jorge BOOS, Fernanda   +4 more
core   +1 more source

Agulha imantada

open access: yes, 2016
Ensino Médio::FísicaA imagem mostra uma parte aumentada de uma agulha imantada. Na figura está representada a distribuição de seus ímãs elementares orientados em uma direção preferencial, criando um campo magnético resultante.Campo magnético; linhas de ...
Fantini, Leandro
core   +1 more source

An Event‐Based Framework Reveals Regionally Distinct Coastal Cold‐Water Regimes Along the East Coast of Korea

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 9, September 2026.
Abstract Coastal cold‐water events (CWEs) reduce nearshore sea surface temperature (SST) and can cause ecological and socioeconomic impacts; however, objective detection and process‐based diagnostics remain limited in marginal seas influenced by western boundary currents.
Deoksu Kim   +5 more
wiley   +1 more source

Climatological Pathway of Agulhas Leakage: Fluxes and Transformations Through the Cape Basin

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 9, September 2026.
Abstract Agulhas Leakage provides a major return pathway through which warm, salty Indian Ocean waters enter the South Atlantic (SA), influencing the Atlantic Meridional Overturning Circulation (AMOC). Quantifying its volume, heat, and salt fluxes is challenging because leakage occurs within a highly turbulent region where Agulhas waters mix with ...
Rachel Sampson   +3 more
wiley   +1 more source

Why Are There Agulhas Rings? [PDF]

open access: yesJournal of Physical Oceanography, 1999
Abstract The recently proposed analytical theory of Nof and Pichevin describing the intimate relationship between retroflecting currents and the production of rings is examined numerically and applied to the Agulhas Current. Using a reduced-gravity 1½-layer primitive equation model of the Bleck and Boudra type the authors show that, as the theory ...
Pichevin, Thierry   +2 more
openaire   +2 more sources

Orbital Control of Reticulofenestra (Calcareous Nannofossils) Assemblages During the Early Pliocene

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 9, September 2026.
Abstract Orbital changes have shaped Earth's climate system and influenced the evolution and spatial distribution of marine plankton, including coccolithophores. Some studies have assessed eccentricity's impact on the diversity and morphological evolution of Noelaerhabdaceae taxa during the Quaternary.
Laura Martín‐García   +8 more
wiley   +1 more source

Unprecedented Warming and Increased Herbivory Drive Collapse of Japan's Kelp Forests

open access: yesGlobal Change Biology, Volume 32, Issue 9, September 2026.
Rapid warming during the Kuroshio Large Meander intensified marine heatwaves beyond kelp physiological limits while simultaneously extending grazing windows of thermally expanding herbivorous fishes. This synergistic interaction between climate‐driven thermal stress and prolonged herbivory triggered kelp forest collapse and a persistent shift to barren
Ben P. Harvey   +10 more
wiley   +1 more source

Fine needle non-aspiration cytology for the diagnosis of cervical lymph node tuberculosis: a single center experience

open access: yesBrazilian Journal of Otorhinolaryngology, 2019
Introduction: The fine-needle cytology is being used as a first line of investigation in the diagnosis of head and neck swellings, as it is simple, cost effective and less invasive as compared to biopsy. Objective: The aims of this study were to evaluate
Moncef Sellami   +7 more
doaj   +1 more source

Satellite Altimetry Reveals an Eddy Train Along the Ross Sea Shelf Break

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Oceanic circulation along the Antarctic shelf break regulates heat and material exchanges between the continental shelf and the open ocean, playing a crucial role in ice shelf melting and global overturning circulation. However, the circulation remains poorly understood due to limited observations.
Xin Wu   +4 more
wiley   +1 more source

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