E
Els Ufkes
Researcher at VU University Amsterdam
Publications - 6
Citations - 624
Els Ufkes is an academic researcher from VU University Amsterdam. The author has contributed to research in topics: Upwelling & Climate change. The author has an hindex of 6, co-authored 6 publications receiving 592 citations.
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Journal ArticleDOI
Vigorous exchange between the Indian and Atlantic oceans at the end of the past five glacial periods
Frank Peeters,Ruth Acheson,Geert-Jan A Brummer,Wilhelmus P. M. de Ruijter,Ralph R Schneider,Gerald Ganssen,Els Ufkes,Dick Kroon +7 more
TL;DR: The reconstruction indicates that Indian–Atlantic water exchange was highly variable: enhanced during present and past interglacials and largely reduced during glacial intervals, suggesting a crucial role for Agulhas leakage in glacial terminations, timing of interhemispheric climate change and the resulting resumption of the Atlantic meridional overturning circulation.
Journal ArticleDOI
Living planktonic foraminifera in the eastern South Atlantic during spring: Indicators of water masses, upwelling and the Congo (Zaire) River plume
TL;DR: In this paper, the authors collected surface-water samples and net tows over the upper 150 m of the water column in the eastern South Atlantic Ocean during October and November 1989, and found that of the 24 recorded species, 12 occur abundantly and form 6 foraminiferal assemblages.
Book ChapterDOI
Late Quaternary Movements of the Angola-Benguela Front, SE Atlantic, and Implications for Advection in the Equatorial Ocean
TL;DR: In this paper, planktic foraminifera data from three cores of the Angola-ZaYre margin are used to reconstruct palaeopositions of the ABF between the warm Angola Current and cold Benguela Current for the last 180,000 years.
Journal ArticleDOI
Marine production in the Congo-influenced SE Atlantic over the past 30,000 years: A novel dinoflagellate-cyst based transfer function approach
TL;DR: In this article, the authors used modern analogues and a dinocyst transfer function to reconstruct primary palaeoproductivity (PP) in a region of freshwater influence.
Journal ArticleDOI
Anomalous occurrences of Neogloboquadrina pachyderma (left) in a 420-ky upwelling record from Walvis Ridge (SE Atlantic)
TL;DR: In this article, the authors proposed a mechanism for the transport of a mono-specific Neogloboquadrina pachyderma (left) fauna during strong polewards shifts of the frontal systems in the South Atlantic, which could have been transported 700 km offshore to the core location, unadmixed with eutrophic species from the surrounding waters.