Results 21 to 30 of about 3,159 (255)

Formation and distribution of water masses on the shelf and continental slope around Antarctica

open access: yesЛëд и снег, 2015
Field studies of the last decades show that the structure and characteristics of the waters on the continental shelf of Antarctica have significant spatial differences.
A. V. Klepikov, N. N. Antipov
doaj   +1 more source

Sediment transport in the coastal ocean: a retrospective evaluation of the benthic tripod and its impact, past, present, and future

open access: yesScientia Marina, 2005
In-situ observations of near-bed flow and sediment transport have been carried out for approximately 50 years. The observational technique employs a benthic tripod which can remain submerged on the seafloor for an extended period of time upon which are ...
Richard Sternberg
doaj   +1 more source

Observing Antarctic Bottom Water in the Southern Ocean

open access: yesFrontiers in Marine Science, 2023
Dense, cold waters formed on Antarctic continental shelves descend along the Antarctic continental margin, where they mix with other Southern Ocean waters to form Antarctic Bottom Water (AABW).
Alessandro Silvano   +56 more
doaj   +1 more source

A semi-idealized study to evaluate the role of topography on the coastal upwelling at Cabo Frio, RJ

open access: yesBoletim do Observatório Ambiental Alberto Ribeiro Lamego, 2013
This work investigates the role of topography on the coastal upwelling efficiency off the coast of Cabo Frio, RJ, through the implementation of process-study numerical simulations in a semi-idealized ocean.
Rafael Guarino Soutelino   +1 more
doaj   +1 more source

Organic carbon densities and accumulation rates in surface sediments of the North Sea and Skagerrak [PDF]

open access: yesBiogeosciences, 2021
Continental shelf sediments are places of both rapid organic carbon turnover and accumulation, while at the same time increasingly subjected to human-induced disturbances.
M. Diesing   +2 more
doaj   +1 more source

Between the Devil and the Deep Blue Sea: The Role of the Amundsen Sea Continental Shelf in Exchanges Between Ocean and Ice Shelves [PDF]

open access: yesOceanography, 2016
The Amundsen Sea is a key region of Antarctica where ocean, atmosphere, sea ice, and ice sheet interact. For much of Antarctica, the relatively warm water of the open Southern Ocean (a few degrees above freezing) does not reach the Antarctic continental ...
Karen J. Heywood   +12 more
doaj   +1 more source

Simulating ice-shelf extent using damage mechanics

open access: yesJournal of Glaciology, 2022
Inaccurate representations of iceberg calving from ice shelves are a large source of uncertainty in mass-loss projections from the Antarctic ice sheet. Here, we address this limitation by implementing and testing a continuum damage-mechanics model in a ...
Samuel B. Kachuck   +4 more
doaj   +1 more source

Clinical Validation of Plasma p‐217tau in Neurological Diseases

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Plasma p‐217tau is a minimally invasive but specific biomarker for diagnosing Alzheimer's disease (AD). However, its disease specificity remains to be clinically evaluated. We validated the reliability of the p‐217tau biomarker in 12 other neurological diseases.
Takeshi Kawarabayashi   +13 more
wiley   +1 more source

SPG4 and Dementia: Expanding the Clinical Spectrum

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hereditary spastic paraplegia (HSP) is a group of disorders characterized by progressive spasticity and lower limb weakness, with mutations in SPG4/SPAST being the most common cause. Detailed studies and clinical and molecular comparisons across different populations are missing.
Emanuele Panza   +19 more
wiley   +1 more source

Interaction of Intraprocedural Antiplatelets and Intravenous Thrombolysis in Acute Intracranial Stenting: RESISTANT Registry Subanalysis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction/Objective Acute intracranial stenting during endovascular thrombectomy (EVT) for ischemic stroke requires intraprocedural antiplatelet therapy (APT) to maintain patency. However, the hemorrhagic risk of combining APT with intravenous thrombolysis (IVT) remains uncertain.
Aaron Rodriguez‐Calienes   +75 more
wiley   +1 more source

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