Antarctic extreme events

MJ Siegert, MJ Bentley, A Atkinson… - Frontiers in …, 2023 - frontiersin.org
There is increasing evidence that fossil-fuel burning, and consequential global heating of
1.1° C to date, has led to the increased occurrence and severity of extreme environmental …

Stability of Ice Shelves and Ice Cliffs in a Changing Climate

JN Bassis, A Crawford, SB Kachuck… - Annual Review of …, 2024 - annualreviews.org
The largest uncertainty in future sea-level rise is loss of ice from the Greenland and Antarctic
Ice Sheets. Ice shelves, freely floating platforms of ice that fringe the ice sheets, play a …

Synoptic drivers of atmospheric river induced precipitation near Dronning Maud Land, Antarctica

R Baiman, AC Winters, J Lenaerts… - Journal of Geophysical …, 2023 - Wiley Online Library
Atmospheric rivers (ARs) that reach the Antarctic Ice Sheet (AIS) transport anomalous
moisture from lower latitudes and can impact the AIS via extreme precipitation and …

Triggers of the 2022 Larsen B multi-year landfast sea ice break-out and initial glacier response

NE Ochwat, TA Scambos, AF Banwell… - The cryosphere …, 2023 - tc.copernicus.org
In late March 2011, landfast sea ice (hereafter,'fast ice') formed in the northern Larsen B
embayment and persisted continuously as multi-year fast ice until January 2022. In the 11 …

[PDF][PDF] New record of explosive warmings in East Antarctica

S Wang, M Ding, G Liu, S Zhao, W Zhang, X Li… - Science …, 2023 - researchgate.net
Antarctica is considered as an important component of the global climate system, not only
because of its ability to drive global sea-level rise through ice melting [1], but also because …

Response of lacustrine glacier dynamics to atmospheric forcing in the Cordillera Darwin

L Langhamer, T Sauter, F Temme, N Werner… - Journal of …, 2024 - cambridge.org
Calving glaciers respond quickly to atmospheric variability through ice dynamic adjustment.
Particularly, single weather extremes may cause changes in ice-flow velocity and terminus …

Atmospheric controls on the Terra Nova Bay polynya occurrence in Antarctica

R Fonseca, D Francis, G Aulicino, KS Mattingly… - Climate Dynamics, 2023 - Springer
Polynyas, or ice-free regions within the sea ice pack, are a common occurrence around
Antarctica. A recurrent and often large polynya is the Terra Nova Bay Polynya (TNBP) …

Synoptic and planetary-scale dynamics modulate antarctic atmospheric river precipitation intensity

R Baiman, AC Winters, B Pohl, V Favier… - … Earth & Environment, 2024 - nature.com
Although rare, atmospheric rivers substantially influence the interannual variability of
Antarctic surface mass balance. Here we use MERRA-2 reanalysis to identify characteristics …

Atmospheric river rapids and their role in the extreme rainfall event of April 2023 in the Middle East

D Francis, R Fonseca, D Bozkurt… - Geophysical …, 2024 - Wiley Online Library
The mesoscale dynamics of a record‐breaking Atmospheric River (AR) that impacted the
Middle East in mid‐April 2023 and caused property damage and loss of life are investigated …

Foehn winds at Pine Island Glacier and their role in ice changes

D Francis, R Fonseca, KS Mattingly… - The Cryosphere …, 2023 - tc.copernicus.org
Pine Island Glacier (PIG) has recently experienced increased ice loss mostly attributed to
basal melt and ocean-ice dynamics. However, atmospheric forcing also plays a role in the …