Results 31 to 40 of about 340 (167)

Buoyancy frequency profiles and internal semidiurnal tide turning depths in the oceans [PDF]

open access: yesJournal of Geophysical Research: Oceans, 2012
We examine the possible existence of internal gravity wave “turning depths,” depths below which the local buoyancy frequency N ( z ) becomes smaller than the wave frequency.
King, Benjamin   +6 more
openaire   +3 more sources

Process-based modelling of nonharmonic internal tides using adjoint, statistical, and stochastic approaches – Part 2: Adjoint frequency response analysis, stochastic models, and synthesis [PDF]

open access: yesOcean Science
Internal tides are known to contain a substantial component that cannot be explained by (deterministic) harmonic analysis, and the remaining nonharmonic component is considered to be caused by random oceanic variability.
K. Shimizu
doaj   +1 more source

The geography of semidiurnal mode‐1 internal‐tide energy loss

open access: yesGeophysical Research Letters, 2013
The semidiurnal mode‐1 internal tide receives 0.1–0.3 TW from the surface tide and is capable of propagating across ocean basins. The ultimate fate of mode‐1 energy after long‐distance propagation is poorly constrained by existing observations and numerical simulations.
S. M. Kelly   +3 more
openaire   +1 more source

Examining Modulations of Internal Tides within An Anticyclonic Eddy Using a Wavelet-Coherence Network Approach

open access: yesApplied Sciences
Interactions between internal tides and mesoscale eddies are an important topic. However, examining modulations of internal tides inside a mesoscale eddy based on observations is difficult due to limited observation duration and inaccurate positioning ...
Gyuchang Lim, Jong-Jin Park
doaj   +1 more source

On the conditions of internal tide wave generation along the west coast of Mexico

open access: yesCiencias Marinas, 1996
Baines’ (1982) model was used to calculate the energy flux of the barotropic M2 waves to internal waves. An estimation of their amplitudes in a section where the continental shelf declines was calculated.
AE Filonov, C Monzón, L Tereshschenko
doaj   +1 more source

Tides of the Midland: From Groundwater Into the River

open access: yesHydrological Processes, Volume 40, Issue 8, August 2026.
Tides in a river that is NOT influenced by the ocean, is not in the coastal area and is more than 300 m above sea level are caused by groundwater tides. As the phases of the Moon change, the amplitudes of the streamwater oscillations vary synchronously with those of gravitational acceleration.
Andrei‐Emil Briciu
wiley   +1 more source

Application of the monitoring and early warning system for internal solitary waves: Take the second natural gas hydrates production test in the South China Sea as an example

open access: yesChina Geology, 2023
Internal solitary waves (ISWs) contain great energy and have the characteristics of emergency and concealment. To avoid their damage to offshore engineering, a new generation of monitoring and early warning system for ISWs was developed using ...
Dan-yi Su   +7 more
doaj   +1 more source

Shifts in subsurface oxygen transport and consumption patterns in a restored coastal flood plain over five years

open access: yesLimnology and Oceanography, Volume 71, Issue 8, August 2026.
Abstract Groundwater dissolved oxygen (DO) variability in coastal systems remains poorly understood despite its importance for biogeochemical cycling and ecosystem modeling. This study investigates temporal variability in groundwater DO and its hydro‐climatic drivers across timescales (hourly to seasonal) in a coastal floodplain at Beaver Creek ...
Emilio Grande   +5 more
wiley   +1 more source

Vertical Structure and Seasonal Variability of Shear on the Southwestern Continental Slope of the East China Sea

open access: yesJournal of Marine Science and Engineering, 2022
The vertical structure and seasonal variability of shear were examined using nearly three years of mooring ADCP (acoustic Doppler current profiler) data on the southwestern continental slope of the East China Sea (ECS). Shear spectra suggest that the sub-
Zhiling Ouyang, Ze Liu, Yijun Hou
doaj   +1 more source

Spatial Variability and Drivers of Salt Marsh Cliff Erosion in the Dutch Wadden Sea: From Observation to Simulation

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 8, August 2026.
Abstract Lateral erosion of salt marshes via cliff retreat is a primary cause of global marsh loss, driven by interactions between hydrodynamics, sediment, and vegetation. While previous studies show a linear relationship between wave power and cliff retreat, models based on this relationship are largely unvalidated for short‐term (sub‐yearly) and ...
S. Dzimballa   +7 more
wiley   +1 more source

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