Redefining east African rift system kinematics

DS Stamps, C Kreemer, R Fernandes… - …, 2021‏ - pubs.geoscienceworld.org
Abstract East African Rift System plate geometries and surface motions are some of the least
constrained in the context of global plate motion models. In this study, we used GPS data to …

[PDF][PDF] The unexpected Mayotte 2018–2020 seismic sequence: a reappraisal of the regional seismicity of the Comoros

D Bertil, N Mercury, C Doubre… - Comptes …, 2021‏ - comptes-rendus.academie-sciences …
Résumé The Mayotte seismic sequence that started on 10 May 2018, with a main shock of
magnitude Mw 5.9 on May 15, followed by a major offshore volcanic activity, raises several …

Cenozoic dynamic topography of Madagascar

SN Stephenson, NJ White, A Carter… - Geochemistry …, 2021‏ - Wiley Online Library
It has been proposed that Oligo‐Miocene regional uplift of Madagascar was generated and
is maintained by mantle dynamical processes. Expressions of regional uplift include flat …

The slow downwearing of Madagascar: Inferring patterns and controls on long‐term basin‐averaged erosion rates from in situ 10Be at the catchment and regional …

L Brosens, R Cox, B Campforts… - Earth Surface …, 2023‏ - Wiley Online Library
Cosmogenic nuclide analysis of river sediment provides insight into catchment‐wide erosion
rates and dynamics. Here, we investigate spatial patterns and controls on 10Be‐inferred …

Gullying and landscape evolution: Lavaka in Lac Alaotra, Madagascar shed light on rates of change and non-anthropogenic controls

R Cox, EK Phillips, AFM Rakotondrazafy - Science Advances, 2024‏ - science.org
Gully evolution remains poorly understood, largely because multidecadal analysis is
lacking. Large gullies (called lavaka) that pepper Madagascar's highlands are generally …

Lavaka (erosional gullies) provide productive patch environments for flora and farming in Madagascar's grassy highlands

R Cox, A Carrère, AFM Rakotondrazafy… - Plants, People …, 2024‏ - Wiley Online Library
Societal Impact Statement Lavaka, large gullies in Madagascar, can cause problems for
farmers and for infrastructure, but these features also have beneficial aspects that have …

Lithospheric structure and geodynamical evolution of the Laxmi Ridge: new inferences from satellite gravity studies

A Vasanthi - Geo-Marine Letters, 2022‏ - Springer
The tectonic evolution and the nature of the Earth's crust beneath the Laxmi Ridge, located
in the northern part of the Arabian Sea, have been a subject of considerable debate for a …

Seismic velocity and anisotropy of the uppermost mantle beneath Madagascar from Pn tomography

F Andriampenomanana, AA Nyblade… - Geophysical Journal …, 2021‏ - academic.oup.com
The lithosphere of Madagascar records a long series of tectonic processes. Structures
initially inherited from the Pan-African Orogeny are overprinted by a series of extensional …

Analyse et contexte de la sismicité des 10 premiers mois de la crise sismo-volcanique de Mayotte (2018-2019)

N Mercury - 2023‏ - theses.hal.science
La mise en place du 4e volcan français actif, le Fani Maore à 50 km à l'est de Mayotte
estaccompagnée d'une crise sismique sans précédent dans cette région, entre le 10 mai …

Seismotectonic and seismic hazard studies for Madagascar

T Rakotondraibe - 2022‏ - search.proquest.com
Madagascar is an island that was once situated in the centre of the Gondwana
supercontinent but is now located 1000 km from the East African Rift and about 2000 km …