@incollection{fdi:010078604, title = {{R}ecent geochemical and grain size distribution of terrestrial sediment in coastal area from the watershed of {M}edjerda river, gulf of {T}unis}, author = {{B}enmoussa, {T}. and {A}mrouni, {O}. and {D}ezileau, {L}. and {M}ah{\'e}, {G}il and {C}hiarella, {D}. and {A}bdeljaouad, {S}.}, editor = {}, language = {{ENG}}, abstract = {{T}he geochemical and grain size analysis were carried out on surface and down core sediments from the present-day alluvial-coastal plain of the {M}edjerda {R}iver, {G}ulf of {T}unis, {T}unisia. {T}he aim of this paper is to characterize the geochemical and grain size distribution of sediments and its relationship with the hydrodynamics extreme events occurring during the last century. {U}sing a multi proxy approach, six turbidities layers have been identified in down core sediment (i.e. {TL}-1, {TL}-2, {TL}-3, {TL}-4, {TL}-5, {TL}-6, {TL}-7 and {TL}-8) characterized by multimodal grain size distribution. {T}he terrestrial sediment which feeds the northern coastal of the {G}ulf of {T}unis is characterized by very fine-grained sediment (clay and silt). {T}he geochemical signature shows a highly concentration of {R}b, {T}i, {Z}n and {P}b. {T}he {M}edjerda {R}iver is the mainly source of silts and clay sediment. {B}esides, the mining pollution ({Z}n and {P}b) is relatively strong in the coastal area, especially during the great floods events of {M}edjerda watershed recorded in the 1953; 1957; 1969 and 1973. {E}ven during high frequency events, the sediments are devoid of any coarse fraction.}, keywords = {{SEDIMENT} ; {GEOCHIMIE} ; {GRANULOMETRIE} ; {ZONE} {COTIERE} ; {RELATION} ; {INONDATION} ; {TURBIDITE} ; {BASSIN} {VERSANT} ; {COURS} {D}'{EAU} ; {POLLUTION} {MINIERE} ; {TUNISIE} ; {MEDJERDA} {COURS} {D}'{EAU} ; {TUNIS} {GOLFE}}, booktitle = {{P}aleobiodiversity and tectono-sedimentary records in the {M}editerranean tethys and related eastern areas : proceedings of the 1st {S}pringer {C}onference of the {A}rabian {J}ournal of {G}eosciences ({CAJG}-1), {T}unisia 2018}, numero = {}, pages = {347--351}, address = {{C}ham}, publisher = {{S}pringer}, series = {{A}dvances in {S}cience, {T}echnology and {I}nnovation}, year = {2019}, DOI = {10.1007/978-3-030-01452-0_83}, ISBN = {978-3-03-001451-3}, ISSN = {2522-8714}, URL = {https://www.documentation.ird.fr/hor/fdi:010078604}, }