Climate impact of late Quaternary equatorial Pacific sea surface temperature variations

DW Lea, DK Pak, HJ Spero - Science, 2000 - science.org
Magnesium/calcium data from planktonic foraminifera in equatorial Pacific sediment cores
demonstrate that tropical Pacific sea surface temperatures (SSTs) were 2.8°±0.7° C colder …

The mid-Pleistocene transition in the tropical Pacific

M Medina-Elizalde, DW Lea - Science, 2005 - science.org
A sea surface temperature (SST) record based on planktonic foraminiferal
magnesium/calcium ratios from a site in the western equatorial Pacific warm pool reveals …

Middle Miocene southern ocean cooling and Antarctic cryosphere expansion

AE Shevenell, JP Kennett, DW Lea - Science, 2004 - science.org
Magnesium/calcium data from Southern Ocean planktonic foraminifera demonstrate that
high-latitude (∼ 55° S) southwest Pacific sea surface temperatures (SSTs) cooled 6° to 7° C …

Cenozoic deep-sea temperatures and global ice volumes from Mg/Ca in benthic foraminiferal calcite

CH Lear, H Elderfield, PA Wilson - science, 2000 - science.org
A deep-sea temperature record for the past 50 million years has been produced from the
magnesium/calcium ratio (Mg/Ca) in benthic foraminiferal calcite. The record is strikingly …

A transient rise in tropical sea surface temperature during the Paleocene-Eocene thermal maximum

JC Zachos, MW Wara, S Bohaty, ML Delaney… - Science, 2003 - science.org
The Paleocene-Eocene Thermal Maximum (PETM) has been attributed to a rapid rise in
greenhouse gas levels. If so, warming should have occurred at all latitudes, although …

Implications of seawater Mg/Ca variability for Plio-Pleistocene tropical climate reconstruction

M Medina-Elizalde, DW Lea, MS Fantle - Earth and Planetary Science …, 2008 - Elsevier
Recent reconstructions of Mg and Ca concentrations of seawater indicate that seawater
Mg/Ca changed significantly over the last 5 million years (Ma). Tropical sea surface …

Synchroneity of tropical and high-latitude Atlantic temperatures over the last glacial termination

DW Lea, DK Pak, LC Peterson, KA Hughen - Science, 2003 - science.org
A high-resolution western tropical Atlantic sea surface temperature (SST) record from the
Cariaco Basin on the northern Venezuelan shelf, based on Mg/Ca values in surface …

Southern Hemisphere and Deep-Sea Warming Led Deglacial Atmospheric CO2 Rise and Tropical Warming

L Stott, A Timmermann, R Thunell - science, 2007 - science.org
Establishing what caused Earth's largest climatic changes in the past requires a precise
knowledge of both the forcing and the regional responses. We determined the chronology of …

The amplitude and phasing of climate change during the last deglaciation in the Sulu Sea, western equatorial Pacific

Y Rosenthal, DW Oppo… - Geophysical Research …, 2003 - Wiley Online Library
Variations in tropical sea surface temperature patterns and the phasing relative to climate
change in higher‐latitudes provide insight into the mechanisms of climate change on both …

[HTML][HTML] Reassessment of ice-age cooling of the tropical ocean and atmosphere

SW Hostetler, AC Mix - Nature, 1999 - nature.com
The CLIMAP project's reconstruction of past sea surface temperature inferred limited ice-age
cooling in the tropical oceans. This conclusion has been controversial, however, because of …