IC
Member Since 2003
Isla S. Castañeda
Professor, University of Massachusetts Amherst
AGU Research
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Early Holocene Atmospheric Circulation Changes Over Northern Europe Based on Isotopic and Biomarker Evidence From Kola Peninsula
PALEOCEANOGRAPHY AND PALEOCLIMATOLOGY
09 march 2025
Hannah Holtzman, Elizabeth K K. Thomas, Michael P....
Rapid Arctic warming this century will likely cause major water cycle and atmospheric circulation changes, including weakening mid‐latitude w...
Little Ice Age Aridity in the Central Andes Despite Enhanced South American Summer Monsoon
CLIMATE OF THE COMMON ERA I ORAL
paleoceanography and paleoclimatology | 12 december 2024
Jarunetr (Nadia) Sae-Lim, Bronwen L. Konecky, Neal...
The Common Era history of effective moisture in the Central Andes is poorly understood, as most Andean proxy records reflect large-scale atmospheric c...
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Paleoclimate Variability of Lake Issyk-Kul from ~14 ka to the Present Based on Organic Biomarkers
LIMNOGEOLOGY AND PALEOLIMNOLOGY III ORAL
paleoceanography and paleoclimatology | 11 december 2024
Heeyeon Sun, Isla S. Castañeda, Jeff Salacup, Rich...
Lake Issyk-Kul, located in the glacial mountain ranges in mid-latitude arid Central Asia (ACA), is one of the worlds largest lakes. ACA is projected t...
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Investigating OH-GDGTs and GMGTs in lacustrine sediments and potential relationships to environmental conditions
LIMNOGEOLOGY AND PALEOLIMNOLOGY II POSTER
paleoceanography and paleoclimatology | 11 december 2024
Isla S. Castañeda, William Daniels, Bronwen L. Kon...
Numerous temperature and environmental proxies are based on glycerol dialkyl glycerol tetraethers (GDGTs), which are membrane lipids commonly found in...
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Hydroclimate Regime Shift in Tropical East Africa During the Mid to Late Pleistocene
ADVANCED UNDERSTANDING OF TROPICAL-SUBTROPICAL HYDROCLIMATE CHANGES DURING THE PLEISTOCENE, HOLOCENE, AND ANTHROPOCENE III ORAL
paleoceanography and paleoclimatology | 11 december 2024
Alexander Wilk, Briana Ramirez, Thomas C. Johnson,...
In the face of anthropogenic global warming, many climate-vulnerable communities in East Africa are projected to experience extreme shifts in precipit...
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Ocean Frontal System Shifts, Carbon Uptake and Agulhas Leakage Reconstructed from the Pliocene Subantarctic Zone
SOUTHERN OCEAN AND ANTARCTIC PALEOCLIMATE: INTEGRATING TERRESTRIAL, MARINE, AND MODELING STUDIES III ORAL
paleoceanography and paleoclimatology | 10 december 2024
Peter Bijl, Suning Hou, Alejandra Cartagena Sierra...
The Piacenzian stage (36002580 kyrs) alternates between phases of strong glaciation (e.g., Marine Isotope Stage (MIS) M2) and phases of climatic warmt...
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Rapid climate changes in the Northern Brooks Range during the late Pleistocene/early Holocene: preliminary results from Schrader Lake, Alaska
PALEOCEANOGRAPHY, PALEOCLIMATE, AND PALEOECOLOGY OF THE ARCTIC–NORTH PACIFIC–NORTH ATLANTIC GATEWAYS AND SURROUNDING BORDERLANDS POSTER
paleoceanography and paleoclimatology | 10 december 2024
Sam Mark, Elizabeth K K. Thomas, Leah Marshall, Da...
We present preliminary organic biogeochemical results from a well-dated 16,000 year old sedimentary sequence from Schrader Lake on Alaskas North Slope...
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The MPT at Lake El’gygytgyn and the western Arctic gateway region
PALEOCEANOGRAPHY, PALEOCLIMATE, AND PALEOECOLOGY OF THE ARCTIC–NORTH PACIFIC–NORTH ATLANTIC GATEWAYS AND SURROUNDING BORDERLANDS POSTER
paleoceanography and paleoclimatology | 10 december 2024
Julie Brigham-Grette, Kurt Lindberg, Isla S. Casta...
The mid-Pleistocene transition (MPT), a globally recognized climate shift occurring between 1.25 Ma and 700 ka, appears to have been associated with c...
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