Results 171 to 180 of about 112,938 (316)

Global Search of PKP Precursors With Graph Neural Network: Implications for Scatterers in the Lowermost Mantle

open access: yesGeophysical Research Letters, Volume 52, Issue 17, 16 September 2025.
Abstract Seismic waves preceding the core phase PKIKP, known as PKP precursors, have been used to map small scatterers near the core‐mantle boundary (CMB). However, their low signal‐to‐noise ratio has required manual identification, hindering systematic and comprehensive analysis.
Shang Ma   +6 more
wiley   +1 more source

Glacial-ice fragments in Antarctic sea ice [PDF]

open access: yesJournal of Glaciology, 1995
David N. Thomas, Christian Haas
openaire   +2 more sources

The Reversibility of Antarctic Sea Ice Loss Under CO2 Removal Scenarios

open access: yesGeophysical Research Letters, Volume 52, Issue 17, 16 September 2025.
Abstract A pronounced decline in Antarctic sea ice has been observed since 2014, with major changes in the Earth system. This study investigates whether these impacts can be reversed by removing atmospheric greenhouse gases. Using carbon dioxide removal experiments from the Coupled Model Intercomparison Project Phase 6, we identify considerable inter ...
Sirui Li   +3 more
wiley   +1 more source

Controls on Fjord Temperature Throughout Greenland in a Reduced‐Physics Model

open access: yesGeophysical Research Letters, Volume 52, Issue 17, 16 September 2025.
Abstract Greenland's fjords modulate exchanges between its outlet glaciers and the open ocean. Subglacial discharge and iceberg melt redistribute heat and salt in the fjord, modifying waters at glacier fronts and impacting glacier melt. Considering observations are sparse and general circulation models are computationally expensive, we use a reduced ...
Martim Mas e Braga   +5 more
wiley   +1 more source

Early Warming Over the Southern Ocean During the Last Deglaciation

open access: yesGeophysical Research Letters, Volume 52, Issue 17, 16 September 2025.
Abstract The last deglaciation, ca. 17,000–11,000 years before present (yr BP), marks the most recent period of large‐scale climate reorganization on Earth. However, the timing and spatial patterns of the initial warming preceding these changes remain uncertain.
Peisong Zheng   +2 more
wiley   +1 more source

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