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<OAI-PMH schemaLocation=http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd> <responseDate>2018-01-15T15:41:51Z</responseDate> <request identifier=oai:HAL:hal-00407662v1 verb=GetRecord metadataPrefix=oai_dc>http://api.archives-ouvertes.fr/oai/hal/</request> <GetRecord> <record> <header> <identifier>oai:HAL:hal-00407662v1</identifier> <datestamp>2018-01-11</datestamp> <setSpec>type:ART</setSpec> <setSpec>subject:sdu</setSpec> <setSpec>collection:CNRS</setSpec> <setSpec>collection:UNIV-PERP</setSpec> <setSpec>collection:INSU</setSpec> <setSpec>collection:GM</setSpec> <setSpec>collection:GIP-BE</setSpec> <setSpec>collection:AGROPOLIS</setSpec> <setSpec>collection:CEFREM</setSpec> <setSpec>collection:UNIV-AG</setSpec> <setSpec>collection:B3ESTE</setSpec> <setSpec>collection:UNIV-MONTPELLIER</setSpec> </header> <metadata><dc> <publisher>HAL CCSD</publisher> <title lang=en>Last millenia sedimentary record on a micro-tidal, low-accumulation prodelta (Têt NW Mediterranean)</title> <creator>Bourrin, F.</creator> <creator>Monaco, A.</creator> <creator>Aloïsi, Jc.</creator> <creator>Sanchez-Cabeza, Ja.</creator> <creator>Lofi, Johanna</creator> <creator>Heussner, S.</creator> <creator>Durrieu de Madron, Xavier </creator> <creator>Jeanty, G.</creator> <creator>Buscail, R.</creator> <creator>Saragoni, G.</creator> <contributor>Centre de formation et de recherche sur l'environnement marin (CEFREM) ; Université de Perpignan Via Domitia (UPVD) - Institut national des sciences de l'Univers (INSU - CNRS) - Centre National de la Recherche Scientifique (CNRS)</contributor> <contributor>Marine Environment Laboratories [Monaco] (IAEA-MEL) ; International Atomic Energy Agency [Vienna] (IAEA)</contributor> <contributor>Géosciences Montpellier ; Université des Antilles et de la Guyane (UAG) - Institut national des sciences de l'Univers (INSU - CNRS) - Université de Montpellier (UM) - Centre National de la Recherche Scientifique (CNRS)</contributor> <description>SUBSURF</description> <source>ISSN: 0025-3227</source> <source>Marine Geology</source> <publisher>Elsevier</publisher> <identifier>hal-00407662</identifier> <identifier>https://hal.archives-ouvertes.fr/hal-00407662</identifier> <source>https://hal.archives-ouvertes.fr/hal-00407662</source> <source>Marine Geology, Elsevier, 2007, 243 (1-4), pp.77-96. 〈10.1016/j.margeo.2007.04.009〉</source> <identifier>DOI : 10.1016/j.margeo.2007.04.009</identifier> <relation>info:eu-repo/semantics/altIdentifier/doi/10.1016/j.margeo.2007.04.009</relation> <language>en</language> <subject lang=it>prodelta</subject> <subject lang=it>sedimentology</subject> <subject lang=it>sedimentary sequence</subject> <subject lang=it>radiocarbon</subject> <subject lang=it>turitella communis</subject> <subject lang=it>Mediterranean sea</subject> <subject lang=it>Gulf of Lion</subject> <subject lang=it>210Pb</subject> <subject>[SDU.STU.OC] Sciences of the Universe [physics]/Earth Sciences/Oceanography</subject> <type>info:eu-repo/semantics/article</type> <type>Journal articles</type> <description lang=en>Statistical sequential analysis was performed on a series of sediment cores collected from the Têt prodelta in the Gulf of Lions, northwestern Mediterranean Sea, between October 2003 and October 2004. Seabed changes during that period were correlated to hydrodynamic conditions (waves and currents) and river discharge. Low sediment supply prevents full preservation of new sediment strata on this low-accumulation prodelta located on a microtidal, storm-dominated inner shelf. Severe meteorological events caused a rapid succession of erosion and deposition phases. For example, the December 2003 flood and storm produced a flood layer deposit that persisted for 2 months with only slight transformations due to early diagenesis and/or bioturbation, until a new storm event eroded this layer. A typical sedimentary sequence was observed for the secular deposits composed of a 10-cm-thick sandy layer overlaying siltyclayey layers. These characteristic features were used to analyse the last millennia sedimentary record of the Têt prodelta. The low preservation of freshly deposited sediments and variable sedimentation rates during the last millennia period yield a sedimentary sequence formed by the outcropping of muddy prodeltaic units intersected by heterogeneous siltysandy units similar to those formed under present day hydrodynamic conditions. No flood layer was found related to catastrophic flooding of the last century in the sedimentary record. The Little Ice Age ( 1550–1850 AD) probably favoured the formation of a well-developed muddy prodelta in the mouth of the Têt River. Later on, the decrease of sediment supply by rivers due to climate change and/or human activities (damming, irrigation), and the increase of the number of high-energy storms reaching the coast, induced a coarsening of the top sediment layer on this prodelta. This modern change of the substrate is also observed in the composition of benthic biota found in the substrate</description> <date>2007</date> </dc> </metadata> </record> </GetRecord> </OAI-PMH>