Results 1 to 10 of about 51,075 (190)

Do Atmospheric Rivers Trigger Tabular Iceberg Calving?

open access: yesJournal of Glaciology
The processes governing iceberg calving from ice shelves remain poorly understood. Recent studies suggest that anomalous atmospheric moisture transport events – atmospheric rivers – can act as triggers for calving.
Claire Pettersen   +2 more
exaly   +5 more sources

Ocean-Driven Thinning Enhances Iceberg Calving and Retreat of Antarctic Ice Shelves [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2015
Iceberg calving from all Antarctic ice shelves has never been directly measured, despite playing a crucial role in ice sheet mass balance. Rapid changes to iceberg calving naturally arise from the sporadic detachment of large tabular bergs but can also ...
Xiao Cheng   +2 more
exaly   +4 more sources

Iceberg Freshwater Transport Alleviates Future Weakening of Antarctic Bottom Water Formation

open access: yesGeophysical Research Letters
Intensification of calving in a warmer future climate would result in production of more Antarctic icebergs, and iceberg freshwater flux would play a more consequential role in ice‐climate interactions.
Jiawei Shi, Dawei Li
doaj   +2 more sources

Ocean tides trigger ice shelf rift growth and calving [PDF]

open access: yesNature Communications
Tabular iceberg calving reduces ice-shelf extent, affecting ocean circulation and ice-sheet stability. Here we present detailed observations of a rift on the Brunt Ice Shelf, East Antarctica, from 2017-2023 and its behaviour in the lead up to calving in ...
O. J. Marsh, R. J. Arthern, J. De Rydt
doaj   +2 more sources

Detailed Lacustrine Calving Iceberg Inventory From Very High Resolution Optical Imagery and Object-Based Image Analysis

open access: yesRemote Sensing, 2020
In the field of iceberg and glacier calving studies, it is important to collect comprehensive datasets of populations of icebergs. Particularly, calving of lake-terminating glaciers has been understudied.
Julian Podgórski, Michal Petlicki
exaly   +3 more sources

Listening to Tsunami Waves Induced by Glacier Calving

open access: yesGeophysical Research Letters
Processes at the ice–ocean interface play a central role in regulating the stability of marine‐terminating glaciers and ice sheets and drive ocean freshening and mixing.
O. Glowacki, M. D. Stokes, G. B. Deane
doaj   +2 more sources

A 15-year circum-Antarctic iceberg calving dataset derived from continuous satellite observations [PDF]

open access: yesEarth System Science Data, 2021
Iceberg calving is the main process that facilitates the dynamic mass loss of ice sheets into the ocean, which accounts for approximately half of the mass loss of the Antarctic ice sheet.
M. Qi   +14 more
doaj   +1 more source

A Century of Variation in the Dependence of Greenland Iceberg Calving on Ice Sheet Surface Mass Balance and Regional Climate Change [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2014
Grant R Bigg   +2 more
exaly   +2 more sources

BREAK OUT OF A-76 ICEBERG AND RECENT DYNAMIC CHANGES OF ITS ENCOLSURE RIFTS IN RONNE ICE SHELF, ANTARCTICA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Monitoring the stability of the Ronne Ice Shelf, particularly the calving event, is an integral and important part of the study of Antarctic ice sheet mass balance and sea-level rise. This paper presents the results of the analysis of the world’s largest
A. Zhao   +15 more
doaj   +1 more source

Automated ArcticDEM iceberg detection tool: insights into area and volume distributions, and their potential application to satellite imagery and modelling of glacier–iceberg–ocean systems [PDF]

open access: yesThe Cryosphere, 2023
Iceberg calving accounts for up to half of mass loss from the Greenland Ice Sheet (GrIS), with their size distributions providing insights into glacier calving dynamics and impacting fjord environments through their melting and subsequent freshwater ...
C. J. Shiggins, J. M. Lea, S. Brough
doaj   +1 more source

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