Downscaling last glacial maximum climate over southern Africa

FA Engelbrecht, CW Marean, RM Cowling… - Quaternary Science …, 2019 - Elsevier
We conducted the first dynamic downscaling of Last Glacial Maximum (LGM) climate over
southern Africa using a regional climate model. Eight coupled global climate model (CGCM) …

Terrestrial fossil-pollen evidence of climate change during the last 26 thousand years in Southern Africa

L Scott, FH Neumann, GA Brook, CB Bousman… - Quaternary Science …, 2012 - Elsevier
In order to define criteria for long-term climate change models in Southern Africa, an
overview of the available pollen data during the Late Quaternary is needed. Here we …

Catastrophic drought in the Afro-Asian monsoon region during Heinrich event 1

JC Stager, DB Ryves, BM Chase, FSR Pausata - science, 2011 - science.org
Between 15,000 and 18,000 years ago, large amounts of ice and meltwater entered the
North Atlantic during Heinrich stadial 1. This caused substantial regional cooling, but major …

Climatic change recorded in the sediments of the Chew Bahir basin, southern Ethiopia, during the last 45,000 years

V Foerster, A Junginger, O Langkamp, T Gebru… - Quaternary …, 2012 - Elsevier
East African paleoenvironments are highly variable, marked by extreme fluctuations in
moisture availability, which has far-reaching implications for the origin, evolution and …

Leaf wax n-alkane distributions in arid zone South African flora: Environmental controls, chemotaxonomy and palaeoecological implications

AS Carr, A Boom, HL Grimes, BM Chase… - Organic …, 2014 - Elsevier
The environmental controls on leaf wax n-alkane distributions and associated interpretation
of such distributions in geological archives have long remained rather enigmatic. Studies of …

Quantification of climate change for the last 20,000 years from Wonderkrater, South Africa: Implications for the long-term dynamics of the Intertropical Convergence …

L Truc, M Chevalier, C Favier, R Cheddadi… - Palaeogeography …, 2013 - Elsevier
In southeast Africa–a region for which few palaeoenvironmental records are available–the
fossil pollen record from the Wonderkrater spring mound has contributed substantially to our …

The dynamic relationship between temperate and tropical circulation systems across South Africa since the last glacial maximum

BM Chase, M Chevalier, A Boom, AS Carr - Quaternary Science Reviews, 2017 - Elsevier
A fundamental and long-standing question of southern African palaeoclimatology is the way
tropical and temperate climate system dynamics have influenced rainfall regimes across the …

Rock hyrax middens: a palaeoenvironmental archive for southern African drylands

BM Chase, L Scott, ME Meadows, G Gil-Romera… - Quaternary Science …, 2012 - Elsevier
Like many of the world's subtropical regions, southern Africa is highly sensitive to changes in
the earth's climate system, but a dearth of reliable palaeoenvironmental records means that …

Influence of tropical easterlies in southern Africa's winter rainfall zone during the Holocene

BM Chase, S Lim, M Chevalier, A Boom, AS Carr… - Quaternary Science …, 2015 - Elsevier
Abstract South Africa's southwestern Cape occupies a critical transition zone between
Southern Hemisphere temperate (winter) and tropical (summer) moisture-bearing systems …

Determining the drivers of long‐term aridity variability: a southern African case study

M Chevalier, BM Chase - Journal of Quaternary Science, 2016 - Wiley Online Library
This paper highlights the importance of differentiating between precipitation amount and
moisture availability ('humidity'/'aridity') when considering proxy records of climate change …