Individual Foraminiferal Analyses: a Review of Current and Emerging Geochemical Techniques

JS Fehrenbacher, BN Hupp… - Journal of …, 2024 - pubs.geoscienceworld.org
The trace element (TE) and isotopic composition of calcareous foraminifera has been
invaluable in advancing our understanding of environmental change throughout the …

Modulation of late Pleistocene ENSO strength by the tropical Pacific thermocline

GT Rustic, PJ Polissar, AC Ravelo, SM White - Nature communications, 2020 - nature.com
Abstract The El Niño Southern Oscillation (ENSO) is highly dependent on coupled
atmosphere-ocean interactions and feedbacks, suggesting a tight relationship between …

Comparison of laser ablation and solution‐based ICP‐MS results for individual foraminifer Mg/Ca and Sr/Ca analyses

J Fehrenbacher, T Marchitto… - Geochemistry …, 2020 - Wiley Online Library
The trace element and isotopic composition of foraminifera shells are widely used in
paleoceanography to reconstruct past ocean conditions. Individual foraminifer analysis (IFA) …

Precession cycles of the El Niño/Southern oscillation-like system controlled by Pacific upper-ocean stratification

S Zhang, Z Yu, X Gong, Y Wang, F Chang… - … earth & environment, 2021 - nature.com
Modern observations have presented linkages between subsurface waters of the western
Pacific warm pool and both El Niño/Southern Oscillation-related and extratropic-controlled …

A framework for reconstructing marine heatwaves from individual foraminifera in sedimentary archives

C Saenger, C Jimenez-Diaz, A Gagnon… - Frontiers in Marine …, 2024 - frontiersin.org
Marine heatwaves (MHWs) are warm sea surface temperature (SST) anomalies with
substantial ecological and economic consequences. Observations of MHWs are based on …

Shell reworking impacts on climate variability reconstructions using individual foraminiferal analyses

N Bienzobas Montávez, K Thirumalai… - Paleoceanography …, 2024 - Wiley Online Library
Particle mixing by benthic fauna beneath the sediment‐water interface (or bioturbation)
fundamentally challenges the proxy based retrieval of past climatic conditions from deep …

Obliquity-driven subtropical forcing of the thermocline after 240 ka in the southern sector of the Western Pacific Warm Pool

JE Lambert, BK Linsley, JT Abell, SC Bova… - Palaeogeography …, 2023 - Elsevier
Abstract Changes in vertical geochemical gradients within the Western Pacific Warm Pool
(WPWP) are important indicators of the region's upper ocean response to climate changes …

Planktonic foraminiferal assemblages reflect warming during two recent mid-latitude marine heatwaves

MK Lane, JS Fehrenbacher, JL Fisher… - Frontiers in Marine …, 2023 - frontiersin.org
Under future climate scenarios, ocean temperatures that are presently extreme and qualify
as marine heatwaves (MHW) are forecasted to increase in frequency and intensity, but little …

Testing the effect of bioturbation and species abundance upon discrete-depth individual foraminifera analysis

B Lougheed, B Metcalfe - Biogeosciences Discussions, 2021 - bg.copernicus.org
We use a single foraminifera enabled, holistic hydroclimate-to-sediment transient modelling
approach to fundamentally evaluate the efficacy of discrete-depth individual foraminifera …

New Controls on Sedimentation and Climate in the Central Equatorial Pacific Ocean

AW Jacobel, KM Costa, LM Applebaum… - …, 2024 - egusphere.copernicus.org
The equatorial Pacific is a nexus of key oceanic and atmospheric phenomena, and its
regional climate has critical implications for hydroclimate, the partitioning of CO 2, and …