Provenance of Kalahari Sand: Paleoweathering and recycling in a linked fluvial-aeolian system

E Garzanti, G Pastore, A Stone, S Vainer… - Earth-Science …, 2022 - Elsevier
We here review what is known about the dunefields and fluvial systems of the Kalahari
Basin in terms of geological setting and Quaternary dynamics and set out what has been …

[HTML][HTML] Lessons from a lakebed: unpicking hydrological change and early human landscape use in the Makgadikgadi basin, Botswana

SL Burrough, DSG Thomas, JR Allin… - Quaternary Science …, 2022 - Elsevier
The intersection of archaeological material with the landscape is investigated using OSL
dating of landforms associated with Middle Stone Age (MSA) archaeology in the …

Highly contrasted geochemical pattern in sediments of the Okavango Delta, Botswana driven by dust supply, hydrological heritage and biogeochemical reactions

M Jolivet, O Dauteuil, A Dia… - Geochemistry …, 2023 - Wiley Online Library
Abstract The Okavango Delta in North Botswana is a hot‐spot of biodiversity within the semi‐
arid central part of the South African plateau. This endorheic ecosystem is highly dependent …

The segmented Zambezi sedimentary system from source to sink: 2. Geochemistry, clay minerals, and detrital geochronology

E Garzanti, G Bayon, P Dinis… - The Journal of …, 2022 - journals.uchicago.edu
Elemental geochemistry, Nd isotopes, clay minerals, and U-Pb zircon ages integrated by
petrographic and heavy-mineral data offer a multiproxy panorama of mud and sand …

The Kalahari sediments and hominins in southern Africa

A Matmon, S Vainer, A Hidy, A Kuzmenko… - Quaternary Science …, 2024 - Elsevier
The temporal coupling of the structural evolution of the Kalahari Basin and the accumulation
of the Kalahari Group sediments has been an accepted paradigm leading to the assumption …

Eolian chronology reveals causal links between tectonics, climate, and erg generation

S Vainer, A Matmon, Y Ben Dor, EP Verrecchia… - Nature …, 2022 - nature.com
Evaluating the impact and implications of eolian repositories that mark large-scale climatic
transitions requires knowledge about the timing of their emplacement and the mechanisms …

[HTML][HTML] Geometry of sedimentary deposits and evolution of the landforms in the Chobe Enclave, Northern Botswana

T Mokatse, S Vainer, J Irving, C Schmidt, B Kgosidintsi… - Geomorphology, 2022 - Elsevier
The imprint of neotectonics is frequently obscured in low-relief environments by the
sedimentary cover. This is the case in the Chobe Enclave, part of a pristine region of the …

[HTML][HTML] Sepiolite as a multifactorial indicator of paleoenvironments in the Chobe Enclave (northern Botswana)

T Mokatse, C Prud'Homme, S Vainer, T Adatte… - Sedimentary …, 2023 - Elsevier
The origin and evolution of clay minerals in sedimentary basins are usually influenced by
changes in depositional hydrochemistry. The formation and preservation of rare fibrous …

Highly contrasted geochemical pattern in sediments of the Okavango Delta, Botswana driven by dust supply, hydrological heritage and biogeochemical reactions

F Cheng, X Li, M Davranche, AC Pierson-Wikmann… - 2023 - ithuteng.ub.bw
The Okavango Delta in North Botswana is a hot-spot of biodiversity within the semi-arid
central part of the South African plateau. This endorheic ecosystem is highly dependent on …

Sand provenance and dispersal in the Sahara and Kalahari deserts: fluvial aeolian interactions and climatic implications.

G Pastore - 2023 - boa.unimib.it
This thesis presents a study of the composition of sand from desert dunes and adjacent
rivers across the African continent to illustrate the effects of the interplay between fluvial and …