Constraints on the timing and extent of deglacial grounding line retreat in West Antarctica

RA Venturelli, B Boehman, C Davis… - AGU …, 2023 - Wiley Online Library
Projections of Antarctica's contribution to future sea level rise are associated with significant
uncertainty, in part because the observational record is too short to capture long‐term …

Biogeochemical and historical drivers of microbial community composition and structure in sediments from Mercer Subglacial Lake, West Antarctica

CL Davis, RA Venturelli, AB Michaud… - isme …, 2023 - academic.oup.com
Ice streams that flow into Ross Ice Shelf are underlain by water-saturated sediments, a
dynamic hydrological system, and subglacial lakes that intermittently discharge water …

The Antarctic Subglacial Hydrological Environment and International Drilling Projects: A Review

Y Zhou, X Cui, Z Dai, X Zhou, L Li, S Jiang, B Sun - Water, 2024 - mdpi.com
Subglacial lakes and hydrological systems play crucial roles in Antarctic subglacial
hydrology, water balance, subglacial geomorphology, and ice dynamics. Satellite altimetry …

Microbial and environmental medium–driven responses to phosphorus fraction changes in the sediments of different lake types during the freezing period

J Ma, Z Yao, M Zhang, J Gao, W Li, W Yang - Environmental Science and …, 2024 - Springer
The comparative study of the transformation among sediment phosphorus (P) fractions in
different lake types is a global issue in lake ecosystems. However, interactions between …

Coincident lake drainage and grounding line retreat at Engelhardt Subglacial Lake, West Antarctica

BID Freer, OJ Marsh, HA Fricker… - Journal of …, 2024 - Wiley Online Library
Antarctica has an active subglacial hydrological system, with interconnected subglacial
lakes fed by subglacial meltwater. Subglacial hydrology can influence basal sliding, inject …

Bathymetry and bed conditions of Lago Subglacial CECs, West Antarctica

AM Brisbourne, AM Smith, A Rivera, R Zamora… - Journal of …, 2023 - cambridge.org
Although over 600 Antarctic subglacial lakes have been identified using radar and satellite
observations, the bathymetry and bed properties, which are key to understanding conditions …

Antarctic lake viromes reveal potential virus associated influences on nutrient cycling in ice-covered lakes

D Robinson, RM Morgan-Kiss, Z Wang… - Frontiers in …, 2024 - frontiersin.org
The McMurdo Dry Valleys (MDVs) of Antarctica are a mosaic of extreme habitats which are
dominated by microbial life. The MDVs include glacial melt holes, streams, lakes, and soils …

A method for successful collection of multicores and gravity cores from Antarctic subglacial lakes

BE Rosenheim, AB Michaud, J Broda… - Limnology and …, 2023 - Wiley Online Library
During the 2018–2019 Antarctic field season, the Subglacial Antarctic Lakes Scientific
Access project team cleanly accessed Mercer Subglacial Lake, West Antarctica, to sample …

Entrained water in basal ice suppresses radar bed‐echo power at active subglacial lakes

BH Hills, MR Siegfried… - Geophysical Research …, 2024 - Wiley Online Library
Subglacial lakes have been mapped across Antarctica with two methods, radio‐echo
sounding (RES) and ice‐surface deformation. At sites where both are coincident, these …

Valley morphology and Quaternary seismic stratigraphy of the Manicouagan impact crater lake (Eastern Canada)

KF Lenz, AC Gebhardt, P Lajeunesse… - Journal of …, 2023 - Wiley Online Library
Lakes in formerly glaciated regions can provide valuable paleoclimate archives. Lake
Manicouagan (Manikuakan, according to Innu toponymy), formed in the basin of the~ 214 …