{"id":465,"date":"2011-09-21T11:43:49","date_gmt":"2011-09-21T09:43:49","guid":{"rendered":"http:\/\/www.gip-ecofor.org\/gicc\/?p=465"},"modified":"2021-10-15T11:47:42","modified_gmt":"2021-10-15T09:47:42","slug":"c3e2-consequences-du-changement-climatique-sur-lecogeomorphologie-des-estuaires","status":"publish","type":"post","link":"http:\/\/www.gip-ecofor.org\/gicc\/?p=465","title":{"rendered":"C3E2 : Cons\u00e9quences du Changement Climatique sur l&rsquo;Ecog\u00e9omorphologie des Estuaires"},"content":{"rendered":"<div id=\"node-346\" class=\"node odd full-node node-type-projet_de_recherche\">\n<div id=\"content-middle\">\n<div class=\"block-wrapper odd\">\n<div id=\"block-attachment_block-attachment_bloc\" class=\"block block-attachment_block \">\n<div class=\"content\">\n<table id=\"table_piece_jointe\" class=\"sticky-enabled sticky-table\" style=\"width: 100%; height: 162px;\">\n<tbody>\n<tr style=\"height: 96px;\">\n<th style=\"height: 96px;\">Fichier(s) attach\u00e9(s)<\/p>\n<hr \/>\n<\/th>\n<\/tr>\n<tr style=\"height: 33px;\">\n<td style=\"height: 33px;\">\n<ul>\n<li class=\"pdf\"><a href=\"http:\/\/www.gip-ecofor.org\/gicc\/wp-content\/uploads\/2021\/10\/20_C3E2_LeHIR.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Pr\u00e9sentation du projet &#8211; ppt<\/a><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr style=\"height: 33px;\">\n<td style=\"height: 33px;\">\n<ul>\n<li class=\"pdf\"><a href=\"http:\/\/www.gip-ecofor.org\/gicc\/wp-content\/uploads\/2021\/10\/RF_LeHir_C3E2_part1.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">RF_LeHir_C3E2_part1.pdf<\/a><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"content\">\n<p>La morphologie des estuaires d\u00e9pend de plusieurs facteurs : apports en s\u00e9diments venant de l\u2019amont du fleuve ou de la mer, pluies, temp\u00eates, etc. Les modifications des surcotes marines dues aux temp\u00eates et l\u2019\u00e9l\u00e9vation du niveau de la mer due au changement climatique vont donc impacter directement la morphologie des estuaires. L\u2019enjeu est de mieux comprendre les modifications du comportement hydro-s\u00e9dimentaire, conduisant \u00e0 des adaptations de leur morphologie, de leurs habitats, et, in fine, de leurs \u00e9cosys-t\u00e8mes.<\/p>\n<div>Le projet C3E\u00b2 va contribuer \u00e0 l\u2019\u00e9valuation de l\u2019effet du changement climatique et des contr\u00f4les anthropiques, qui ne peuvent \u00eatre ignor\u00e9s en milieu estuarien, sur les \u00e9volutions 1) de la morphologie des estuaires, 2) de leur couverture s\u00e9dimentaire et de l\u2019organisation du biotope qui en d\u00e9coulera (dans le lit majeur comme dans le lit mineur), \u00e0 des \u00e9chelles de temps \u00ab humaines \u00bb coh\u00e9rentes avec la mise en \u0153uvre de politiques publiques adapt\u00e9es.<\/div>\n<div>Deux volets sont mis en \u0153uvre, s\u2019appuyant toutes deux sur la mod\u00e9lisation num\u00e9rique int\u00e9grant les aspects morphody-namiques :<\/p>\n<ol>\n<li>une \u00e9tude sur les r\u00e9ponses morpho-s\u00e9dimentaires d\u2019estuaires sch\u00e9matiques, d\u00e9finis \u00e0 partir de diff\u00e9rentes caract\u00e9ristiques g\u00e9om\u00e9triques et de conditions environnementales repr\u00e9sentatives d\u2019estuaires fran\u00e7ais ;<\/li>\n<li>un cas d\u2019\u00e9tude, l\u2019estuaire de la Loire : l\u2019existence de s\u00e9ries chronologiques longues permettra une validation du mod\u00e8le hydro-s\u00e9dimentaire d\u00e9j\u00e0 op\u00e9rationnel. De plus, cet estuaire a conserv\u00e9 des zones naturelles sur lesquelles les interactions entre processus physiques et v\u00e9g\u00e9tation pourront \u00eatre \u00e9tudi\u00e9es<\/li>\n<\/ol>\n<\/div>\n<div class=\"field field-type-textfield-field-coordination-apr\">\n<table>\n<tbody>\n<tr>\n<td class=\"field-label\">Coordinateur(s)<\/td>\n<td class=\"field-content\">\n<div class=\"field-item odd\">\n<p><a href=\"mailto:plehir@ifremer.fr\" target=\"_blank\" rel=\"noopener noreferrer\">Pierre Le Hir <\/a> , Laboratoire DYNECO\/PHYSED (IFREMER)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"field field-type-textfield-field-partenaire-apr\">\n<table>\n<tbody>\n<tr>\n<td class=\"field-label\">Partenaire(s)<\/td>\n<td class=\"field-content\">\n<div class=\"field-item odd\">\n<div>IFREMER, laboratoire DYNECO\/PHYSED,<br \/>\nUniversit\u00e9 de Bretagne Occidentale, Institut de G\u00e9oarchitecture EA 221<br \/>\nSOGREAH ing\u00e9nierie<br \/>\nGIP Loire-Estuaire<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"field field-type-textfield-field-financeur-apr\">\n<table>\n<tbody>\n<tr>\n<td class=\"field-label\">Financeur(s)<\/td>\n<td class=\"field-content\">\n<div class=\"field-item odd\">MEEDDM<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"field field-type-textfield-field-budget-apr\">\n<table>\n<tbody>\n<tr>\n<td class=\"field-label\">Budget<\/td>\n<td class=\"field-content\">\n<div class=\"field-item odd\">290 000 \u20ac<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Fichier(s) attach\u00e9(s) Pr\u00e9sentation du projet &#8211; ppt RF_LeHir_C3E2_part1.pdf La morphologie des estuaires d\u00e9pend de plusieurs facteurs : apports en s\u00e9diments venant de l\u2019amont du fleuve ou de la mer, pluies, temp\u00eates, etc. Les modifications&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[19,43,86],"tags":[],"class_list":["post-465","post","type-post","status-publish","format-standard","hentry","category-apr","category-apr-2010","category-les-projets-retenus-fr"],"_links":{"self":[{"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/posts\/465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=465"}],"version-history":[{"count":4,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/posts\/465\/revisions"}],"predecessor-version":[{"id":974,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=\/wp\/v2\/posts\/465\/revisions\/974"}],"wp:attachment":[{"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=465"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gip-ecofor.org\/gicc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}