AGU Research
Search
Filters
Clear All
Refocusing on Radio Stratigraphy: Large-Scale Reprocessing of Radio-Echo Sounding Data to Illuminate Englacial Layers
IMPROVING UNDERSTANDING OF ICE DEFORMATION THROUGH OBSERVATIONS, MODELS, AND EXPERIMENTS I ORAL
cryosphere | 13 december 2024
Benjamin H. Hills, Matthew Siegfried, Hannah Verbo...
Englacial layers are a product of historic accumulation and are reshaped by ice deformation. Hence, radio-echo sounding (RES), which can resolve engla...
View Abstract
Evaluating the Yield Stress of Glacial Ice over Antarctic Blue Ice Zones
IMPROVING UNDERSTANDING OF ICE DEFORMATION THROUGH OBSERVATIONS, MODELS, AND EXPERIMENTS II POSTER
cryosphere | 13 december 2024
Jack Logan, Joanna D. Millstein, Matthew Siegfried...
The structural integrity of glacier ice is critical in understanding glacier and ice sheet response to climate change and quantifying future sea-level...
View Abstract
High Variability Observed in the Internal Structure of Arctic Pingos: Implications for Hydrologically Derived Icy Landforms Across the Solar System
AQUEOUS PROCESSES ACROSS OUR SOLAR SYSTEM: INTERPRETING HOW WATER SHAPES TERRESTRIAL AND PLANETARY SURFACES AT DIFFERENT SPATIAL SCALES II POSTER
earth and planetary surface processes | 13 december 2024
Kynan Hughson, Britney Schmidt, Matthew Siegfried,...
Ice-cored hills, known as pingos, found in permafrost environments on Earth serve as indicators of intra-permafrost hydrologic systems. Hydrostatic pi...
View Abstract
Cryospheric Science Activities Towards Achieving NASA's Surface Topography and Vegetation Targeted Observable
SCIENCE GOALS, MEASUREMENT NEEDS, AND TECHNICAL ADVANCES TOWARD ACHIEVING NASA’S SURFACE TOPOGRAPHY AND VEGETATION TARGETED OBSERVABLE II ORAL
global environmental change | 13 december 2024
Brooke Medley, Shashank Bhushan, Taryn E. Black, T...
We present a brief introduction to the Cryosphere science and applications component of the NASA Decadal Survey Surface Topography and Vegetation (STV...
View Abstract
Automatically Detecting Persistent Polynyas in the Thwaites Region using Geophysically Contextualized Deep Learning
EVOLUTION OF GLACIERS IN POLAR REGIONS: NEW OBSERVATIONS AND MODELS FROM GLACIAL ENVIRONMENTS II ORAL
cryosphere | 13 december 2024
Ellianna Abrahams, Tasha Snow, Eojin Lee, Michael ...
Persistent sensible heat polynyas, coastal open water areas surrounded by sea ice that form from warm meltwater plumes annually in the same location, ...
View Abstract
Coincident lake drainage and grounding line retreat at Engelhardt Subglacial Lake, West Antarctica
PROCESSES AND ICE-OCEAN INTERACTIONS AT DYNAMIC ICE STREAM, ICE SHELF, AND MARINE-TERMINATING GLACIER MARGINS II ORAL
cryosphere | 12 december 2024
Bryony Freer, Oliver Marsh, Helen Amanda Fricker, ...
Antarctica has an active subglacial hydrological system, with interconnected subglacial lakes fed by subglacial meltwater. Subglacial hydrology can in...
View Abstract
Leveraging Machine Learning for Efficient and Accurate Identification of Subglacial Lakes
ARTIFICIAL INTELLIGENCE AND MACHINE LEARNING FOR THE CRYOSPHERE III POSTER
cryosphere | 12 december 2024
Anastasia Horne, Wilson Sauthoff, Matthew Siegfrie...
Subglacial hydrology connects glacial and oceanic systems, modulates ice dynamics, and remains a major physical uncertainty in future ice-sheet projec...
View Abstract
Novel fusion of altimetry and gravimetry reveals dominant atmospheric signatures in Greenland and Antarctic ice-sheet mass and volume changes
ADVANCES IN AIRBORNE AND SATELLITE ALTIMETRY OF THE POLAR REGIONS I ORAL
cryosphere | 11 december 2024
Brooke Medley, Tyler C. Sutterley, Matthew Siegfri...
NASAs Gravity Recovery and Climate Experiment (GRACE) and GRACE-Follow On (GRACE-FO) satellite missions provide reliable, direct measurements of ice-s...
View Abstract