Antarctic ice sheet sensitivity to atmospheric CO2 variations in the early to mid-Miocene

R Levy, D Harwood, F Florindo… - Proceedings of the …, 2016 - National Acad Sciences
Geological records from the Antarctic margin offer direct evidence of environmental
variability at high southern latitudes and provide insight regarding ice sheet sensitivity to …

Millennial-scale variability of the Antarctic ice sheet during the early Miocene

NB Sullivan, SR Meyers, RH Levy… - Proceedings of the …, 2023 - National Acad Sciences
Millennial-scale ice sheet variability (1–15 kyr periods) is well documented in the
Quaternary, providing insight into critical atmosphere–ocean–cryosphere interactions that …

[HTML][HTML] Landscape evolution in the southern Transantarctic Mountains during the early Miocene (c. 20–17 Ma) and evidence for a highly dynamic East Antarctic Ice …

JL Smellie, KS Panter, WC McIntosh, KJ Licht - Global and Planetary …, 2024 - Elsevier
Observations of ice sheet stability in Antarctica in the past, during significantly warmer
climatic periods than today, are hampered by a paucity of continental outcrops but they are …

New constraints on the provenance of the ANDRILL AND‐2A succession (western Ross Sea, Antarctica) from apatite triple dating

M Zattin, B Andreucci, SN Thomson… - Geochemistry …, 2012 - Wiley Online Library
Apatite triple dating (fission track, U‐Pb and U‐Th/He techniques) has been applied to
detrital grains from the sedimentary core drilled during the ANDRILL 2A project, which …

[HTML][HTML] Ice volume variations and provenance trends in the Oligocene-early Miocene glaciomarine sediments of the Central Ross Sea, Antarctica (DSDP Site 270)

V Olivetti, ML Balestrieri, D Chew, L Zurli… - Global and Planetary …, 2023 - Elsevier
Since the early Oligocene, the descent into global colder conditions has led to the stepwise
growth of the Antarctic Ice Sheets. However, ocean and air temperatures were not …

Petrographic features of tills as a tool in solving stratigraphical and palaeogeographical problems–A case study from Central-Eastern Poland

P Czubla, S Terpiłowski, A Orłowska, P Zieliński… - Quaternary …, 2019 - Elsevier
Lithostratigraphical correlation of tills in Poland is most often carried out on the basis of
petrographic analysis of fine gravel fraction (< 10 mm). The authors have undertaken the …

Variability in uplift, exhumation and crustal deformation along the Transantarctic Mountains front in southern Victoria Land, Antarctica

V Olivetti, F Rossetti, ML Balestrieri, D Pace… - Tectonophysics, 2018 - Elsevier
Abstract The Transantarctic Mountains (TAM) are an imposing topographic feature, forming
the western shoulder of the Meso-Cenozoic West Antarctic Rift System. Although the TAM …

[HTML][HTML] Petrographic signature of the gravel fraction from late Quaternary glacigenic sediments in the Ross Sea (Antarctica): Implications for source terranes and …

M Perotti, L Zurli, K Licht, G Cornamusini - Sedimentary Geology, 2024 - Elsevier
Abstract The Ross Embayment is a key region to study the dynamics of the ice sheets during
colder and warmer than present climatic conditions, because both the East and West …

Multianalytical provenance analysis of E astern R oss S ea LGM till sediments (A ntarctica): Petrography, geochronology, and thermochronology detrital data

M Perotti, B Andreucci, F Talarico… - Geochemistry …, 2017 - Wiley Online Library
In order to reveal provenance of detrital sediments supplied by West Antarctic Ice Sheet
(WAIS), 19 glaciomarine cores of Last Glacial Maximum age were analyzed from Eastern …

The local last glacial maximum in McMurdo Sound, Antarctica: Implications for ice-sheet behavior in the ross sea embayment

AJ Christ, PR Bierman - GSA Bulletin, 2020 - pubs.geoscienceworld.org
Abstract During the Last Glacial Maximum (LGM), a grounded ice sheet filled the Ross Sea
Embayment in Antarctica and deposited glacial sediments on volcanic islands and …