Closing the loops on Southern Ocean dynamics: From the circumpolar current to ice shelves and from bottom mixing to surface waves

LG Bennetts, CJ Shakespeare… - Reviews of …, 2024 - Wiley Online Library
A holistic review is given of the Southern Ocean dynamic system, in the context of the crucial
role it plays in the global climate and the profound changes it is experiencing. The review …

Near-inertial wave energetics modulated by background flows in a global model simulation

KJ Raja, MC Buijsman, JF Shriver… - Journal of Physical …, 2022 - journals.ametsoc.org
We study the generation, propagation, and dissipation of wind-generated near-inertial
waves (NIWs) in a global 1/25° Hybrid Coordinate Ocean Model (HYCOM) simulation with …

Spatiotemporal characteristics of the near-surface turbulent cascade at the submesoscale in the Drake Passage

PF Tedesco, LE Baker… - Journal of Physical …, 2024 - journals.ametsoc.org
Submesoscale currents and internal gravity waves achieve an intense turbulent cascade
near the ocean surface [depth of 0–O (100) m], which is thought to give rise to significant …

The Sensitivity of Southern Ocean Air‐Sea Carbon Fluxes to Background Turbulent Diapycnal Mixing Variability

E Ellison, A Mashayek, M Mazloff - Journal of Geophysical …, 2023 - Wiley Online Library
Abstract The Southern Ocean (SO) connects major ocean basins and hosts large air‐sea
carbon fluxes due to the resurfacing of deep nutrient and carbon‐rich waters. While wind …

Surface reflection of bottom generated oceanic lee waves

LE Baker, A Mashayek - Journal of Fluid Mechanics, 2021 - cambridge.org
Lee waves generated by stratified flow over rough bottom topography in the ocean extract
momentum and energy from the geostrophic flow, causing drag and enhancing turbulence …

The impact of representations of realistic topography on parameterized oceanic lee wave energy flux

LE Baker, A Mashayek - Journal of Geophysical Research …, 2022 - Wiley Online Library
Oceanic lee waves are generated when quasi‐steady flows interact with rough topography
at the bottom of the ocean, providing an important sink of energy and momentum from the …

Resolving the Horizontal Direction of Internal Tide Generation: Global Application for the M 2 Tide's First Mode

F Pollmann, J Nycander - Journal of Physical Oceanography, 2023 - journals.ametsoc.org
Breaking internal tides contribute substantially to small-scale turbulent mixing in the ocean
interior and hence to maintaining the large-scale overturning circulation. How much internal …

A new open source implementation of Lagrangian filtering: A method to identify internal waves in high‐resolution simulations

CJ Shakespeare, AH Gibson… - Journal of Advances …, 2021 - Wiley Online Library
Identifying internal waves in complex flow fields is a long‐standing problem in fluid
dynamics, oceanography and atmospheric science, owing to the overlap of internal waves …

Boundary upwelling of Antarctic Bottom Water by topographic turbulence

LE Baker, A Mashayek, AC Naveira Garabato - AGU Advances, 2023 - Wiley Online Library
The lower cell of the meridional overturning circulation (MOC) is sourced by dense Antarctic
Bottom Waters (AABWs), which form and sink around Antarctica and subsequently fill the …

The lifecycle of topographically-generated internal waves

R Musgrave, F Pollmann, S Kelly, M Nikurashin - Ocean mixing, 2022 - Elsevier
The dissipation and mixing associated with topographically generated internal waves form a
critical component of ocean physics. In this chapter, we present a review of the basic …