Antarctic Peninsula warming triggers enhanced basal melt rates throughout West Antarctica

MM Flexas, AF Thompson, MP Schodlok, H Zhang… - Science …, 2022 - science.org
The observed acceleration of ice shelf basal melt rates throughout West Antarctica could
destabilize continental ice sheets and markedly increase global sea level. Explanations for …

The influence of bathymetry over heat transport onto the Amundsen Sea continental shelf

M Haigh, PR Holland, A Jenkins - Journal of Geophysical …, 2023 - Wiley Online Library
Ice streams such as Pine Island and Thwaites Glaciers which terminate at their ice shelves
in the eastern Amundsen Sea, West Antarctica, are losing mass faster than most others …

Amundsen Sea circulation controls bottom upwelling and Antarctic Pine Island and Thwaites ice shelf melting

T Park, Y Nakayama, SH Nam - Nature Communications, 2024 - nature.com
Abstract The Pine Island and Thwaites Ice Shelves (PIIS/TIS) in the Amundsen Sea are
melting rapidly and impacting global sea levels. The thermocline depth (TD) variability, the …

Pathways and timescales of connectivity around the Antarctic continental shelf

HRS Dawson, AK Morrison… - Journal of …, 2023 - Wiley Online Library
Abstract The Antarctic Slope Current (ASC) and Antarctic Coastal Current advect heat,
freshwater, nutrients, and biological organisms westward around the Antarctic margin …

Variability and dynamics of along‐shore exchange on the West Antarctic Peninsula (WAP) continental shelf

X Wang, C Moffat, MS Dinniman… - Journal of …, 2022 - Wiley Online Library
The continental shelf of the West Antarctic Peninsula (WAP) is characterized by strong along‐
shore hydrographic gradients resulting from the distinct influences of the warm …

Modeling ocean circulation and ice shelf melt in the Bellingshausen Sea

S Hyogo, Y Nakayama… - Journal of Geophysical …, 2024 - Wiley Online Library
The ice shelves in the Bellingshausen Sea are melting and thinning rapidly due to modified
Circumpolar Deep Water (mCDW) intrusions carrying heat toward ice‐shelf cavities …

Sources and pathways of glacial meltwater in the Bellingshausen Sea, Antarctica

PMF Sheehan, KJ Heywood… - Geophysical …, 2023 - Wiley Online Library
Meltwater content and pathways determine the impact of Antarctica's melting ice shelves on
ocean circulation and climate. Using ocean glider observations, we quantify meltwater …

Wind‐induced variability of warm water on the southern Bellingshausen Sea continental shelf

R Oelerich, KJ Heywood, GM Damerell… - Journal of …, 2022 - Wiley Online Library
Abstract The Bellingshausen Sea hosts heat transport onto the continental shelf, potentially
enhancing ice shelf basal melt. Here, we use the GLORYS12V1 1993–2018 reanalysis to …

Seafloor roughness reduces melting of East Antarctic ice shelves

Y Liu, M Nikurashin, B Peña-Molino - Communications Earth & …, 2024 - nature.com
Heat delivered by the ocean circulation is melting the Antarctic ice sheet from below. This
melt is largest where warm Circumpolar Deep Water accesses the continental shelf and …

Southern Ocean Ice‐Covered Eddy Properties From Satellite Altimetry

M Auger, JB Sallée, AF Thompson… - Journal of …, 2023 - Wiley Online Library
We investigate statistical properties of surface currents as well as coherent mesoscale
eddies in the seasonally ice‐covered Southern Ocean. Based on a recent regional Sea …