[HTML][HTML] Disentangling seasonal and annual precipitation signals in the tropics over the Holocene: Insights from δD, alkanes and GDGTs

PL Hällberg, R Smittenberg, ME Kylander… - Quaternary Science …, 2024 - Elsevier
Rainfall seasonality in the tropics has a substantial impact on both ecosystems and human
livelihoods. Yet, reconstructions of past rainfall variability have so far generally been unable …

Speleothem paleoclimatology for the Caribbean, Central America, and north America

JL Oster, SF Warken, N Sekhon, MM Arienzo… - Quaternary, 2019 - mdpi.com
Speleothem oxygen isotope records from the Caribbean, Central, and North America reveal
climatic controls that include orbital variation, deglacial forcing related to ocean circulation …

Global analysis reveals climatic controls on the oxygen isotope composition of cave drip water

A Baker, A Hartmann, W Duan, S Hankin… - Nature …, 2019 - nature.com
The oxygen isotope composition of speleothems is a widely used proxy for past climate
change. Robust use of this proxy depends on understanding the relationship between …

Initiation of a stable convective hydroclimatic regime in Central America circa 9000 years BP

A Winter, D Zanchettin, M Lachniet, R Vieten… - Nature …, 2020 - nature.com
Many Holocene hydroclimate records show rainfall changes that vary with local orbital
insolation. However, some tropical regions display rainfall evolution that differs from gradual …

Drip water δ18O variability in the northeastern Yucatán Peninsula, Mexico: Implications for tropical cyclone detection and rainfall reconstruction from speleothems

F Lases-Hernández, M Medina-Elizalde… - … et Cosmochimica Acta, 2020 - Elsevier
This study examines the oxygen isotopic composition (δ 18 O values) of drip water, rainfall,
and groundwater in the Río Secreto cave system, located in the Yucatán Peninsula, Mexico …

A sequence of abrupt climatic fluctuations in the north-eastern Caribbean related to the 8.2 ka event

R Vieten, SF Warken, A Winter, D Scholz… - The …, 2024 - journals.sagepub.com
A speleothem collected from Palco Cave (Puerto Rico) spans the 8.2 ka event, a time
interval associated with fluctuations of Atlantic Ocean circulation and possible drying in the …

Persistent link between Caribbean precipitation and Atlantic Ocean circulation during the Last Glacial revealed by a speleothem record from Puerto Rico

SF Warken, R Vieten, A Winter, C Spötl… - Paleoceanography …, 2020 - Wiley Online Library
The sensitivity of tropical Atlantic precipitation patterns to the mean position of the
Intertropical Convergence Zone (ITCZ) at different time scales is well‐known. However …

Stable isotope composition of cyclone Mekunu rainfall, southern Oman

T Müller, J Friesen, SM Weise, O Al Abri… - Water Resources …, 2020 - Wiley Online Library
Cyclone Mekunu hit the southern Arabian Peninsula in late May 2018 and brought rainfall
amounts that accounted for up to 6 times the mean annual precipitation. Coming from the …

Analyzing recharge dynamics and storage in a thick, karstic vadose zone

P Spellman, C Breithaupt, P Bremner… - Water Resources …, 2022 - Wiley Online Library
Karst vadose zone heterogeneity creates complex transmission and storage dynamics that
affect the timing and magnitude of aquifer recharge. Young, high‐matrix permeability …

Extended cave drip water time series captures the 2015–2016 El Niño in northern Borneo

SA Ellis, KM Cobb, JW Moerman… - Geophysical …, 2020 - Wiley Online Library
Time series of cave drip water oxygen isotopes (δ18O) provide site‐specific assessments of
the contributions of climate and karst processes to stalagmite δ18O records employed for …