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Mangroves and shoreline erosion in the Mekong River delta, Viet Nam ArchiMer
Besset, Manon; Gratiot, Nicolas; Anthony, Edward J.; Bouchette, Frédéric; Goichot, Marc; Marchesiello, Patrick.
The question of the rampant erosion of the shorelines rimming the Mekong River delta has assumed increasing importance over the last few years. Among issues pertinent to this question is how it is related to mangroves. Using high-resolution satellite images, we compared the width of the mangrove belt fringing the shoreline in 2012 to shoreline change (advance, retreat) between 2003 and 2012 for 3687 cross-shore transects, spaced 100 m apart, and thus covering nearly 370 km of delta shoreline bearing mangroves. The results show no significant relationships. We infer from this that, once erosion sets in following sustained deficient mud supply to the coast, the rate of shoreline change is independent of the width of the mangrove belt. Numerous studies have...
Tipo: Text Palavras-chave: Mangroves; Mekong river delta; Shoreline erosion; Coastal squeeze; Sediment supply.
Ano: 2019 URL: https://archimer.ifremer.fr/doc/00505/61617/65645.pdf
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Preliminary assessment of the impact of erosion along the Nigerian shoreline OceanDocs
Ibe, A.C.; Antia, E.E..
Previous studies by various agencies have shown that widespread erosion is occurring on the Nigerian shoreline and in some places, the rate of shoreline retreat is so rapid as to be alarming. Shoreline stabilisation methods adopted for combating erosion along our coasts have been counter-productive and, in many cases, aggravated the problem largely because such solutions had been, and are being, carried out without consideration or understanding of fundamental principles of shoreline dynamics and processes. Following a review of case histories, the Nigerian Institute for Oceanography and Marine Research initiated in September, 1981 a data acquisition programme aimed at making a scientific input into long term and large scale coastal management planing in...
Tipo: Report Palavras-chave: Environmental protection; Shoreline erosion; Environmental protection; Http://aims.fao.org/aos/agrovoc/c_15898.
Ano: 1983 URL: http://hdl.handle.net/1834/1206
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