[HTML][HTML] Multi-centennial Holocene climate variability in proxy records and transient model simulations

TG Askjær, Q Zhang, F Schenk, FC Ljungqvist… - Quaternary Science …, 2022 - Elsevier
Variability on centennial to multi-centennial timescales is mentioned as a feature in
reconstructions of the Holocene climate. As more long transient model simulations with …

[HTML][HTML] Relative importance of forcings and feedbacks in the Holocene temperature conundrum

PO Hopcroft, PJ Valdes, BN Shuman, M Toohey… - Quaternary Science …, 2023 - Elsevier
The pre-industrial Holocene provides the backdrop for the emergence of civilisations and
the starting point of anthropogenic climate change. Several reconstructions show an early …

Detection of approaching critical transitions in natural systems driven by red noise

A Morr, N Boers - Physical Review X, 2024 - APS
Detection of critical slowing down (CSD) is the dominant avenue for anticipating critical
transitions from noisy time-series data. Most commonly, changes in variance and lag-1 …

North African humid periods over the past 800,000 years

E Armstrong, M Tallavaara, PO Hopcroft… - Nature …, 2023 - nature.com
The Sahara region has experienced periodic wet periods over the Quaternary and beyond.
These North African Humid Periods (NAHPs) are astronomically paced by precession which …

Early warning signals of the termination of the African Humid Period (s)

MH Trauth, A Asrat, ML Fischer, PO Hopcroft… - Nature …, 2024 - nature.com
The transition from a humid green Sahara to today's hyperarid conditions in northern Africa~
5.5 thousand years ago shows the dramatic environmental change to which human …

Impact of centennial-scale solar activity reduction on the weakened Asian monsoon event at 9.2 ka BP

J Wang, W Sun, J Liu, L Ning, M Yan, D Chen… - Palaeogeography …, 2023 - Elsevier
The weakened Asian monsoon event at 9.2 ka has been documented in many proxy-based
reconstructions, but its underlying causes are uncertain. In this study, we investigated this …

Orbitally forced and internal changes in West African rainfall interannual-to-decadal variability for the last 6000 years

J Crétat, SP Harrison, P Braconnot, R d'Agostino… - Climate dynamics, 2024 - Springer
Abstract Recent variability in West African monsoon rainfall (WAMR) has been shown to be
influenced by multiple ocean–atmosphere modes, including the El Niño Southern …

West African Monsoon dynamics and its control on the stable oxygen isotopic composition of precipitation in the Late Cenozoic

D Boateng, JNA Aryee, M Baidu… - Journal of …, 2024 - Wiley Online Library
This study presents an overview of the Late Cenozoic evolution of the West African Monsoon
(WAM), and the associated changes in atmospheric dynamics and oxygen isotopic …

Exploring Holocene temperature trends and a potential summer bias in simulations and reconstructions

C Wirths, E Ziegler, K Rehfeld - EGUsphere, 2023 - egusphere.copernicus.org
Proxy-based reconstructions and climate model simulations of surface temperature trends
during the Holocene disagree: While reconstructions show a cooling during the mid-and late …