{"id":10343,"date":"2020-10-05T00:00:00","date_gmt":"2020-10-05T00:00:00","guid":{"rendered":"https:\/\/www.mercator-ocean.eu\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\/"},"modified":"2020-10-05T00:00:00","modified_gmt":"2020-10-05T00:00:00","slug":"locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision","status":"publish","type":"post","link":"https:\/\/www.mercator-ocean.eu\/fr\/actualites\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\/","title":{"rendered":"L\u2019Oc\u00e9an et son jumeau num\u00e9rique : Vers un meilleur outil d\u2019aide \u00e0 la d\u00e9cision"},"content":{"rendered":"<div style=\"margin-top: 0px; margin-bottom: 0px;\" class=\"sharethis-inline-share-buttons\" ><\/div><p><strong>Mercator Ocean international (MOi) d\u00e9veloppe des mod\u00e8les num\u00e9riques oc\u00e9aniques depuis plus de 20 ans et s\u2019engage d\u00e9sormais dans la prochaine \u00e9tape\u00a0: le d\u00e9veloppement du Jumeau Num\u00e9rique de l\u2019Oc\u00e9an, afin de r\u00e9soudre toutes les \u00e9chelles temporelles et spatiales, leurs interactions et impacts mutuels. Plusieurs appels d\u2019offres s\u2019ouvrent actuellement et MOi est pleinement impliqu\u00e9 dans ce nouveau d\u00e9fi passionnant.<\/strong><\/p>\n<p style=\"text-align: left;\">Mercator Ocean international (MOi) \u00e9labore des mod\u00e8les num\u00e9riques oc\u00e9aniques de l\u2019oc\u00e9an mondial, en utilisant des m\u00e9thodes d\u2019assimilation des donn\u00e9es qui contraignent les r\u00e9sultats du mod\u00e8le \u00e0 rester proches des observations. Cette mod\u00e9lisation num\u00e9rique utilise autant de donn\u00e9es observ\u00e9es in situ ou satellitaires que possible et repr\u00e9sente les interactions de l\u2019oc\u00e9an avec la glace de mer, l\u2019atmosph\u00e8re et la biog\u00e9ochimie marine \u00e0 l\u2019aide de param\u00e8tres et d\u2019algorithmes de pointe. Ce sont d\u00e9j\u00e0 des prototypes de jumeaux num\u00e9riques de l\u2019oc\u00e9an.<\/p>\n<p>N\u00e9anmoins, toutes les donn\u00e9es in situ et satellitaires ne sont pas encore utilis\u00e9es et il y a de nombreuses am\u00e9liorations \u00e0 apporter pour mieux repr\u00e9senter les petites \u00e9chelles dans les interactions de l\u2019oc\u00e9an avec la glace de mer, l\u2019atmosph\u00e8re ou la biog\u00e9ochimie marine\u00a0: La prochaine \u00e9tape est de r\u00e9soudre toutes les \u00e9chelles temporelles et spatiales, leurs interactions et leurs impacts mutuels. En effet, les processus oc\u00e9aniques \u00e0 petite \u00e9chelle ont un impact \u00e9norme sur les r\u00e9sultats \u00e0 grande \u00e9chelle. Les mauvaises repr\u00e9sentations syst\u00e9matiques des petites \u00e9chelles entra\u00eenent de mauvaises repr\u00e9sentations syst\u00e9matiques \u00e0 grande \u00e9chelle.<\/p>\n<p>Le Jumeau num\u00e9rique de l\u2019oc\u00e9an (JNO) est la prochaine \u00e9tape, r\u00e9pondant \u00e0 la n\u00e9cessit\u00e9 d\u2019int\u00e9grer un large \u00e9ventail de sources de donn\u00e9es existantes et nouvelles, de transformer les donn\u00e9es en connaissances et d\u2019impliquer les citoyens, les gouvernements et les industries en leur donnant des outils d\u2019aide \u00e0 la d\u00e9cision. Avec le d\u00e9veloppement de mod\u00e8les num\u00e9riques interactifs \u00e0 haute r\u00e9solution des oc\u00e9ans, l\u2019utilisation de toutes les donn\u00e9es disponibles, y compris les derni\u00e8res observations in situ ou satellitaires de la Terre, mais aussi des donn\u00e9es in vivo ou \u00e9conomiques, ainsi que des infrastructures cloud et de l\u2019intelligence artificielle (IA), le JNO devrait permettre une surveillance continue et en temps r\u00e9el de l\u2019oc\u00e9an, de la c\u00f4te aux mers profondes et de la surface au fond des oc\u00e9ans. Par exemple, le JNO permettra d\u2019\u00e9laborer des sc\u00e9narios \u00ab\u00a0What if\u00a0\u00bb et d\u2019analyser l\u2019impact des mesures pr\u00e9ventives pour adapter et att\u00e9nuer les risques climatiques \u00e0 l\u2019\u00e9chelle r\u00e9gionale et locale.<\/p>\n<p>Mercator Ocean international fait partie d\u2019un consortium men\u00e9 par l\u2019<a href=\"https:\/\/wwz.ifremer.fr\/\" target=\"_blank\" rel=\"noopener noreferrer\">IFREMER<\/a>, avec le <a href=\"https:\/\/www.nersc.no\/\" target=\"_blank\" rel=\"noopener noreferrer\">NERSC<\/a>, <a href=\"https:\/\/www.cls.fr\/\" target=\"_blank\" rel=\"noopener noreferrer\">CLS<\/a>, <a href=\"https:\/\/www.thalesgroup.com\/fr\/espace\" target=\"_blank\" rel=\"noopener noreferrer\">TAS<\/a>, <a href=\"https:\/\/lobelia.earth\/\" target=\"_blank\" rel=\"noopener noreferrer\">LOBELIA <\/a>et <a href=\"https:\/\/colabatlantic.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">COLAB+ Atlantic<\/a> avec pour objectif de d\u00e9velopper un Pr\u00e9curseur du Digital Twin Ocean (DTOP). Ce projet financ\u00e9 par l\u2019<a href=\"http:\/\/www.esa.int\/\" target=\"_blank\" rel=\"noopener noreferrer\">ESA<\/a> se concentrera plus sp\u00e9cifiquement sur deux th\u00e8mes\u00a0:<\/p>\n<ul>\n<li>les interactions de l\u2019oc\u00e9an avec la glace de mer dans l\u2019oc\u00e9an Arctique et le r\u00f4le de la dynamique de la glace de mer pour contr\u00f4ler les temp\u00eates dans l\u2019Arctique;<\/li>\n<li>les interactions entre l\u2019oc\u00e9an et l\u2019atmosph\u00e8re dans la mer M\u00e9diterran\u00e9e occidentale lors de vagues de chaleur marines.<\/li>\n<\/ul>\n<p>Ce projet a d\u00e9but\u00e9 le 18\u00a0septembre\u00a02020 et durera un an.<\/p>\n<p>Par ailleurs, un autre appel a \u00e9t\u00e9 publi\u00e9 fin septembre\u00a02020 par la <a href=\"https:\/\/ec.europa.eu\/\">Commission europ\u00e9enne<\/a> dans le cadre du programme-cadre H2020 (voir <a href=\"https:\/\/ec.europa.eu\/info\/funding-tenders\/opportunities\/portal\/screen\/opportunities\/topic-details\/lc-gd-9-3-2020;freeTextSearchKeyword=green%20deal;typeCodes=0,1;statusCodes=31094501,31094502,31094503;programCode=null;programDivisionCode=null;focusAreaCode=null;crossCuttingPriorityCode=null;callCode=Default;sortQuery=submissionStatus;orderBy=asc;onlyTenders=false;topicListKey=topicSearchTablePageState\" target=\"_blank\" rel=\"noopener noreferrer\">ici<\/a>). L\u2019appel \u00e0 propositions \u00ab\u00a0Mers et oc\u00e9ans transparents et accessibles\u00a0: vers un jumeau num\u00e9rique de l\u2019oc\u00e9an\u00a0\u00bb contribuera aux engagements de la Commission dans le cadre du Green Deal et du paquet num\u00e9rique visant \u00e0 d\u00e9velopper un mod\u00e8le num\u00e9rique de la Terre (<a href=\"https:\/\/ec.europa.eu\/digital-single-market\/en\/destination-earth-destine\" target=\"_blank\" rel=\"noopener noreferrer\">initiative Destination Earth)<\/a> de tr\u00e8s haute pr\u00e9cision. Il s\u2019appuiera sur l\u2019int\u00e9gration des capacit\u00e9s actuelles de pointe de l\u2019UE pour l\u2019observation des oc\u00e9ans (telles qu\u2019<a href=\"https:\/\/www.eurofleets.eu\/\" target=\"_blank\" rel=\"noopener noreferrer\">Eurofleets+<\/a>, <a href=\"https:\/\/www.euro-argo.eu\/\" target=\"_blank\" rel=\"noopener noreferrer\">EuroArgo<\/a>, <a href=\"https:\/\/www.jerico-ri.eu\/\" target=\"_blank\" rel=\"noopener noreferrer\">Jerico<\/a>, <a href=\"https:\/\/www.embrc.eu\/\" target=\"_blank\" rel=\"noopener noreferrer\">EMBRC<\/a>, etc.), les infrastructures de donn\u00e9es et les services de pr\u00e9vision (<a href=\"https:\/\/www.copernicus.eu\/en\" target=\"_blank\" rel=\"noopener noreferrer\">Copernicus<\/a>, <a href=\"https:\/\/emodnet.eu\/en\" target=\"_blank\" rel=\"noopener noreferrer\">EMODnet<\/a>, <a href=\"https:\/\/www.blue-cloud.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">Blue Cloud<\/a>, <a href=\"https:\/\/www.eric-forum.eu\/\" target=\"_blank\" rel=\"noopener noreferrer\">ERICs<\/a>, -) \u00e0 travers une technologie informatique innovante.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mercator Ocean international (MOi) d\u00e9veloppe des mod\u00e8les num\u00e9riques oc\u00e9aniques depuis plus de 20 ans et s\u2019engage d\u00e9sormais dans la prochaine \u00e9tape\u00a0: le d\u00e9veloppement du Jumeau Num\u00e9rique de l\u2019Oc\u00e9an, afin de r\u00e9soudre toutes les \u00e9chelles temporelles et spatiales, leurs interactions et impacts mutuels. Plusieurs appels d\u2019offres s\u2019ouvrent actuellement et MOi est pleinement impliqu\u00e9 dans ce nouveau [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":6937,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"translation-status":[],"class_list":["post-10343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019Oc\u00e9an et son jumeau num\u00e9rique : Vers un meilleur outil d\u2019aide \u00e0 la d\u00e9cision - Mercator Ocean International<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mercator-ocean.eu\/fr\/actualites\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019Oc\u00e9an et son jumeau num\u00e9rique : Vers un meilleur outil d\u2019aide \u00e0 la d\u00e9cision - Mercator Ocean International\" \/>\n<meta property=\"og:description\" content=\"Mercator Ocean international (MOi) d\u00e9veloppe des mod\u00e8les num\u00e9riques oc\u00e9aniques depuis plus de 20 ans et s\u2019engage d\u00e9sormais dans la prochaine \u00e9tape\u00a0: le d\u00e9veloppement du Jumeau Num\u00e9rique de l\u2019Oc\u00e9an, afin de r\u00e9soudre toutes les \u00e9chelles temporelles et spatiales, leurs interactions et impacts mutuels. Plusieurs appels d\u2019offres s\u2019ouvrent actuellement et MOi est pleinement impliqu\u00e9 dans ce nouveau [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.mercator-ocean.eu\/fr\/actualites\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\/\" \/>\n<meta property=\"og:site_name\" content=\"Mercator Ocean International\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/MercatorOcean\" \/>\n<meta property=\"article:published_time\" content=\"2020-10-05T00:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/03\/Sans-titre-21.png\" \/>\n\t<meta property=\"og:image:width\" content=\"905\" \/>\n\t<meta property=\"og:image:height\" content=\"790\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Damien Goubeau\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@MercatorOcean\" \/>\n<meta name=\"twitter:site\" content=\"@MercatorOcean\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Damien Goubeau\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/\"},\"author\":{\"name\":\"Damien Goubeau\",\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/#\\\/schema\\\/person\\\/8707759d6e2641e91ea76ae3fc537134\"},\"headline\":\"L\u2019Oc\u00e9an et son jumeau num\u00e9rique : Vers un meilleur outil d\u2019aide \u00e0 la d\u00e9cision\",\"datePublished\":\"2020-10-05T00:00:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/\"},\"wordCount\":733,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/Sans-titre-21.png\",\"articleSection\":[\"Actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/\",\"url\":\"https:\\\/\\\/www.mercator-ocean.eu\\\/fr\\\/actualites\\\/locean-jumeau-numerique-vers-meilleur-outil-daide-a-decision\\\/\",\"name\":\"L\u2019Oc\u00e9an et son jumeau num\u00e9rique : Vers un meilleur outil d\u2019aide \u00e0 la d\u00e9cision - 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