Structures and deformation in glaciers and ice sheets

SJA Jennings, MJ Hambrey - Reviews of Geophysics, 2021 - Wiley Online Library
The aims of this review are to:(a) describe and interpret structures in valley glaciers in
relation to strain history; and (b) to explore how these structures inform our understanding of …

The scientific legacy of NASA's Operation IceBridge

JA MacGregor, LN Boisvert, B Medley, AA Petty… - 2021 - Wiley Online Library
Abstract The National Aeronautics and Space Administration (NASA)'s Operation IceBridge
(OIB) was a 13‐year (2009–2021) airborne mission to survey land and sea ice across the …

The unquantified mass loss of Northern Hemisphere marine-terminating glaciers from 2000–2020

W Kochtitzky, L Copland, W Van Wychen… - Nature …, 2022 - nature.com
Abstract In the Northern Hemisphere,~ 1500 glaciers, accounting for 28% of glacierized area
outside the Greenland Ice Sheet, terminate in the ocean. Glacier mass loss at their ice …

RADARSAT-2 derived glacier velocities and dynamic discharge estimates for the Canadian High Arctic: 2015–2020

WV Wychen, D Burgess, W Kochtitzky… - Canadian Journal of …, 2020 - Taylor & Francis
RADARSAT-2 imagery collected each winter from 2015/2016 to 2019/2020 is used to
quantify and characterize the variability in the motion of, and the discharge from, the major …

Dynamics throughout a complete surge of Iceberg Glacier on western Axel Heiberg Island, Canadian High Arctic

B Lauzon, L Copland, W Van Wychen… - Journal of …, 2023 - cambridge.org
This study provides the first comprehensive reconstruction of the dynamics of Iceberg
Glacier, located on western Axel Heiberg Island, and reveals detailed observations of a …

Anomalous surface elevation, velocity, and area changes of Split Lake Glacier, western Prince of Wales Icefield, Canadian High Arctic

W Van Wychen, DAM Hallé, L Copland, L Gray - Arctic Science, 2022 - cdnsciencepub.com
Here we use a variety of remote sensing data sets to characterize the evolving extent,
surface features, dynamics, and surface elevations of Split Lake Glacier, a small outlet of the …

Seasonal and multiyear flow variability on the Prince of Wales Icefield, Ellesmere Island: 2009–2019

A Dalton, W Van Wychen, L Copland… - Journal of …, 2022 - Wiley Online Library
Over the last two decades, Trinity, Wykeham, Ekblaw, and Cadogan glaciers have retreated
and been identified as the primary sources of iceberg flux from Prince of Wales (POW) …

Evolution of the dynamics of Airdrop Glacier, western Axel Heiberg Island, over a seven-decade-long advance

B Lauzon, L Copland, W Van Wychen… - Arctic …, 2023 - cdnsciencepub.com
Various remotely sensed data, including historical aerial photographs, declassified
intelligence satellite photographs, optical satellite imagery, and synthetic aperture radar …

Glacier Surge Dynamics on Western Axel Heiberg Island, Nunavut

B Lauzon - 2022 - ruor.uottawa.ca
Surge-type glaciers experience cyclical variations between long periods of slow flow,
followed by shorter periods of rapid flow. These glaciers have been thoroughly analysed in …

Nonparametric array manifold calibration for ice sheet tomography

T Moore, J Paden, C Leuschen… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
Manifold calibration improves parametric angle estimator accuracy and resolution
performance by reducing the mismatch between the model of an array's response to …