{"id":16444,"date":"2024-10-17T00:00:00","date_gmt":"2024-10-17T00:00:00","guid":{"rendered":"https:\/\/www.mercator-ocean.eu\/bulletin\/bulletin-des-glaces-de-mer-septembre-2024\/"},"modified":"2025-08-11T07:38:34","modified_gmt":"2025-08-11T07:38:34","slug":"bulletin-des-glaces-de-mer-septembre-2024","status":"publish","type":"bulletin","link":"https:\/\/www.mercator-ocean.eu\/fr\/bulletin\/bulletin-des-glaces-de-mer-septembre-2024\/","title":{"rendered":"Bulletin des glaces de mer septembre 2024"},"content":{"rendered":"<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div class=\"wp-block-columns has-text-color is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"color:#000000\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><div class=\"wp-block-columns has-content-bg-alt-background-color has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"color:#070707\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:2%\"><\/div><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:96%\"><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading has-text-align-center\">Principaux enseignements<\/h2><h6 class=\"wp-block-heading\"><strong>Arctique <\/strong><\/h6><ul class=\"wp-block-list\"><li>Le 12 septembre 2024, l&rsquo; <strong>\u00e9tendue de la glace de mer<\/strong> arctique a probablement atteint son <strong>minimum annuel<\/strong> &#8211; 3,90 millions de<sup>km2<\/sup>, avec une perte de 1,74 million de<sup>km2<\/sup> (30 %) par rapport \u00e0 la moyenne \u00e0 long terme (1993-2010).&nbsp;<\/li><li>En septembre 2024, l&rsquo;\u00e9tendue de la glace de mer arctique \u00e9tait proche des records historiques atteints en 2012 et 2020 pour le m\u00eame mois.<\/li><li>Le <strong>volume de glace de mer<\/strong> a atteint 2,84 milliers de km\u00b3, soit une perte de 9,91 milliers de km\u00b3 (77 %) par rapport \u00e0 la moyenne \u00e0 long terme (1993-2010).&nbsp;<\/li><li>La route sud du <strong>passage du Nord-Ouest est d\u00e9sormais libre de glace<\/strong>, ce qui permet aux navires de naviguer entre l&rsquo;oc\u00e9an Atlantique et l&rsquo;oc\u00e9an Pacifique. La route septentrionale reste couverte de glace de mer.&nbsp;&nbsp;<\/li><\/ul><h6 class=\"wp-block-heading\"><strong>Antarctique<\/strong><\/h6><ul class=\"wp-block-list\"><li>L&rsquo;<strong>\u00e9tendue de la glace de mer<\/strong> dans l&rsquo;oc\u00e9an Austral a&nbsp;probablement atteint son maximum annuel avec 17,09 millions de<sup>km2 &#8211; <\/sup> 1,76 millions de<sup>km2<\/sup> (9%) de moins que la moyenne \u00e0 long terme (1993-2010).&nbsp;<\/li><li>En 2024, le maximum annuel de l&rsquo;\u00e9tendue de la glace de mer en Antarctique <strong>est le deuxi\u00e8me plus bas<\/strong> apr\u00e8s 2023.&nbsp;<\/li><li>Le <strong>volume de glace de mer<\/strong> a atteint 11,58 milliers de km\u00b3, soit une perte de 5,95 milliers de km\u00b3 (33 %) par rapport \u00e0 la moyenne \u00e0 long terme. Cette valeur est proche des records historiques de 2022 et 2023.&nbsp;<\/li><\/ul><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><\/p><\/div><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:2%\"><\/div><\/div><\/div><\/div><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p class=\"has-text-align-center has-text-color has-normal-font-size\" style=\"color:#000000\">2024 a d\u00e9j\u00e0 vu une perte drastique de la glace de mer \u00e0 l&rsquo;\u00e9chelle mondiale &#8211; caus\u00e9e par la fonte importante qui s&rsquo;est produite ces derni\u00e8res ann\u00e9es pendant le printemps de l&rsquo;h\u00e9misph\u00e8re nord (dans l&rsquo;Arctique), et l&rsquo;absence significative de croissance de la glace de mer pendant l&rsquo;automne de l&rsquo;h\u00e9misph\u00e8re sud (dans l&rsquo;oc\u00e9an Austral). L&rsquo;\u00e9tendue et les volumes de la glace de mer mondiale suivent des valeurs similaires \u00e0 celles du record historique de 2023. Le volume global de glace de mer a atteint <strong>un nouveau record \u00e0 la baisse en 2024<\/strong>.&nbsp;&nbsp;<\/p><h2 class=\"wp-block-heading has-text-align-center\">\u00c9tendue minimale annuelle de la glace de mer arctique<\/h2><div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\"><div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\"><figure class=\"wp-block-image aligncenter size-large\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/Image1-3.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/Image1-3-1024x504.png\" alt=\"\" class=\"wp-image-35981\"\/><\/a><figcaption class=\"wp-element-caption\"><em>&nbsp;<br\/><em><em><em><strong>Figure 1a (\u00e0 gauche) :<\/strong> \u00c9tendue de la glace de mer arctique (rouge) pour le 12 septembre 2024. La ligne noire repr\u00e9sente la moyenne 1993-2010 (climatologie) pour le m\u00eame jour de l&rsquo;ann\u00e9e.<\/em>&nbsp;<br\/><em><strong>Figure 1b (droite) :<\/strong> Concentration de glace de mer arctique (rouge) pour le 24 septembre 2024. La ligne jaune repr\u00e9sente la moyenne 1993-2010 (climatologie) pour le m\u00eame jour de l&rsquo;ann\u00e9e. Donn\u00e9es provenant des syst\u00e8mes de pr\u00e9vision Global 1\/12\u00b0 (Lellouche, 2018) et de r\u00e9analyse (Lellouche, 2022).<\/em><strong> *<\/strong>&nbsp;<\/em><\/em><\/em><\/figcaption><\/figure><h2 class=\"wp-block-heading has-text-align-center\">\u00c9tendue quotidienne de la glace de mer arctique<\/h2><\/div><\/div><\/div><\/div><\/div><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG2_GLO12V4_curve_sie_nh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG2_GLO12V4_curve_sie_nh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35934\" style=\"width:721px;height:600px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em> <em><strong>Figure 2 :<\/strong> L&rsquo;\u00e9tendue quotidienne de la glace de mer dans l&rsquo;Arctique pour la p\u00e9riode 1993-2024. Pr\u00e9visions globales \u00e0 1\/12\u00b0 et syst\u00e8mes de r\u00e9analyse.<\/em><strong> <\/strong><\/em>*<\/em><\/figcaption><\/figure><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG3_GLO12V4_histo_anosie_nh_1993-2024_20241008-1-1.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG3_GLO12V4_histo_anosie_nh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35936\" style=\"width:-128px;height:-102px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em><em>Figure 3 : Anomalie quotidienne de l&rsquo;\u00e9tendue de la glace de mer arctique pour la p\u00e9riode 1993-2024 (sur la base de la climatologie 1993-2010). En 2024, <\/em>enregistre une perte de glace de mer de 1,74 million de<sup>km2<\/sup> (30 %) par rapport \u00e0 la moyenne \u00e0 long terme. <em>Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0. <\/em><strong>*<\/strong><\/em><\/em><\/figcaption><\/figure><h2 class=\"wp-block-heading has-text-align-center\">Volume quotidien de la glace de mer arctique<\/h2><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG4_GLO12V4_curve_siv_nh_1993-2024_20241008-1.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG4_GLO12V4_curve_siv_nh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35938\" style=\"width:843px;height:674px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em>Figure 4 : Le volume quotidien de glace de mer dans l&rsquo;Arctique pour la p\u00e9riode 1993-2024. Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong>&nbsp;<\/em><\/figcaption><\/figure><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG5_GLO12V4_histo_anosiv_nh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG5_GLO12V4_histo_anosiv_nh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35948\" style=\"width:854px;height:683px\"\/><\/a><figcaption class=\"wp-element-caption\"><em>Figure 5 : Anomalie quotidienne du volume de glace de mer arctique pour la p\u00e9riode 1993-2024 (sur la base de la climatologie 1993-2010). Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong><\/figcaption><\/figure><p><\/p><div style=\"height:59px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:40%\"><\/div><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\"><hr class=\"wp-block-separator has-css-opacity aligncenter\"\/><\/div><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:40%\"><\/div><\/div><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading has-text-align-center\">\u00c9tendue maximale annuelle de la glace de mer antarctique&nbsp;<\/h2><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/image2-duo-1.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/image2-duo-1-1024x540.png\" alt=\"\" class=\"wp-image-35989\" style=\"width:974px;height:513px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em><strong>Figure 6 : <\/strong>\u00c9tendue de la glace de mer antarctique (rouge) pour le 17 septembre 2024. La ligne noire repr\u00e9sente la moyenne 1993-2010 (climatologie) pour le m\u00eame jour de l&rsquo;ann\u00e9e. Donn\u00e9es provenant des syst\u00e8mes de pr\u00e9vision Global 1\/12\u00b0 (Lellouche, 2018) et de r\u00e9analyse (Lellouche, 2022).<\/em><strong> Figure 6b (\u00e0 droite)<\/strong>: Concentration de glace de mer en Antarctique (rouge) pour le 17 septembre 2024. La ligne jaune repr\u00e9sente la moyenne 1993-2010 (climatologie) pour le m\u00eame jour de l&rsquo;ann\u00e9e. Donn\u00e9es provenant des syst\u00e8mes de pr\u00e9vision Global 1\/12\u00b0 (Lellouche, 2018) et de r\u00e9analyse (Lellouche, 2022).<\/em><strong> *<\/strong>&nbsp;<\/figcaption><\/figure><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading has-text-align-center\">\u00c9tendue quotidienne de la glace de mer dans l&rsquo;Antarctique&nbsp;<\/h2><figure class=\"wp-block-image aligncenter size-large\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG7_GLO12V4_curve_sie_sh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG7_GLO12V4_curve_sie_sh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35952\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em><em>Figure 7 : L&rsquo;\u00e9tendue quotidienne de la glace de mer en Antarctique pour la p\u00e9riode 1993-2024. Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong><\/em><\/em><\/figcaption><\/figure><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG8_GLO12V4_histo_anosie_sh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG8_GLO12V4_histo_anosie_sh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35954\" style=\"width:850px;height:680px\"\/><\/a><figcaption class=\"wp-element-caption\"><em>Figure 8 : Anomalie journali\u00e8re de l&rsquo;\u00e9tendue de la glace de mer de l&rsquo;Antarctique pour la p\u00e9riode 1993-2024 (en utilisant la climatologie 1993-2010). Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0. <\/em><em>\u202f*\u202f<\/em>&nbsp;<\/figcaption><\/figure><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading has-text-align-center\">Volume quotidien de la glace de mer dans l&rsquo;Antarctique&nbsp;<\/h2><figure class=\"wp-block-image aligncenter size-large\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG9_GLO12V4_curve_siv_sh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG9_GLO12V4_curve_siv_sh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35956\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em>Figure 9 : Le volume quotidien de glace de mer de l&rsquo;Antarctique pour la p\u00e9riode 1993-2024. Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong>&nbsp;<\/em><\/figcaption><\/figure><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG10_GLO12V4_histo_anosiv_sh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG10_GLO12V4_histo_anosiv_sh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35958\" style=\"width:-277px;height:-221px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em>Figure 10 : Anomalie journali\u00e8re du volume de glace de mer de l&rsquo;Antarctique pour la p\u00e9riode 1993-2024 (en utilisant la climatologie 1993-2010). Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong>&nbsp;<\/em><\/figcaption><\/figure><h2 class=\"wp-block-heading has-text-align-center\">\u00c9tendue et volume de la glace de mer au niveau mondial&nbsp;<\/h2><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG11_GLO12V4_curve_sie_nhsh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG11_GLO12V4_curve_sie_nhsh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35960\" style=\"width:-253px;height:-202px\"\/><\/a><figcaption class=\"wp-element-caption\"><em><em>Figure 11 : L&rsquo;\u00e9tendue quotidienne des glaces de mer de l&rsquo;Arctique et de l&rsquo;Antarctique pour la p\u00e9riode 1993-2024. Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong>&nbsp;<\/em><\/figcaption><\/figure><figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG12_GLO12V4_curve_siv_nhsh_1993-2024_20241008.png\"><img decoding=\"async\" src=\"https:\/\/www.mercator-ocean.eu\/wp-content\/uploads\/2024\/10\/FIG12_GLO12V4_curve_siv_nhsh_1993-2024_20241008-875x700.png\" alt=\"\" class=\"wp-image-35962\" style=\"width:-389px;height:-311px\"\/><\/a><figcaption class=\"wp-element-caption\"><em>Figure 12 : Le volume quotidien de glace de mer de l&rsquo;Arctique et de l&rsquo;Antarctique pour la p\u00e9riode 1993-2024. Syst\u00e8mes mondiaux de pr\u00e9vision et de r\u00e9analyse \u00e0 1\/12\u00b0.<\/em><strong> *<\/strong>&nbsp;<br\/>&nbsp;<\/figcaption><\/figure><h2 class=\"wp-block-heading has-text-align-center\"><\/h2><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div class=\"wp-block-columns are-vertically-aligned-center has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\" style=\"color:#2c2c2c;background-color:#f1f1f1\"><div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10%\"><\/div><div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:80%\"><div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h6 class=\"wp-block-heading\"><strong><em>D\u00e9finitions :<\/em><\/strong><\/h6><ul class=\"wp-block-list\"><li>\u00c9tendue de la glace de mer &#8211; zone couverte par une quantit\u00e9 importante de glace de mer, soit une concentration de glace de mer d&rsquo;au moins 15 % (km\u00b2).&nbsp;&nbsp;<\/li><li>Concentration de glace de mer &#8211; pourcentage de la couverture de glace de mer dans la cellule de la grille de donn\u00e9es.&nbsp;<\/li><\/ul><h6 class=\"wp-block-heading\"><strong><em>Notes :<\/em><\/strong><\/h6><p><em>Produits et donn\u00e9es utilis\u00e9s :&nbsp;<\/em><\/p><ul class=\"wp-block-list\"><li>GLORYS12V1 r\u00e9analyse globale de l&rsquo;oc\u00e9an avec r\u00e9solution des tourbillons (r\u00e9solution horizontale de 1\/12\u00b0, 50 niveaux verticaux) couvrant l&rsquo;altim\u00e9trie (\u00e0 partir de 1993). <a href=\"https:\/\/doi.org\/10.48670\/moi-00021\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/doi.org\/10.48670\/moi-00021<\/a>&nbsp;<\/li><li>Le syst\u00e8me op\u00e9rationnel d&rsquo;analyse et de pr\u00e9vision de l&rsquo;oc\u00e9an mondial Mercator Ocean \u00e0 1\/12 degr\u00e9. https:\/\/doi. <a href=\"https:\/\/doi.org\/10.48670\/moi-00016\" target=\"_blank\" rel=\"noreferrer noopener\">org\/10.48670\/moi-00016<\/a>&nbsp;&nbsp;<\/li><\/ul><p><em>Ce bulletin Mercator Ocean a \u00e9t\u00e9 d\u00e9velopp\u00e9 par Cl\u00e9ment Bricaud, Gilles Garric, Andreia Carvalho et Gratianne Quade.<\/em><\/p><h6 class=\"wp-block-heading\"><strong><em>R\u00e9f\u00e9rences :<\/em><\/strong><\/h6><p>*<em>Citation de l&rsquo;image : Union europ\u00e9enne, Copernicus Marine Service Data 2024 I \u00a9 Mercator Ocean&nbsp;<br\/>Toutes les images de cet article peuvent \u00eatre utilis\u00e9es librement et doivent \u00eatre cit\u00e9es avec les informations ci-dessus.<\/em><\/p><h6 class=\"wp-block-heading\"><strong><em>Plus d&rsquo;informations sur le sujet :&nbsp;&nbsp;<\/em><\/strong><\/h6><p><a href=\"https:\/\/www.mercator-ocean.eu\/en\/news\/sea-ice-extent-2024\/\">2023 a \u00e9t\u00e9 une ann\u00e9e inhabituelle pour l&rsquo;\u00e9tendue de la glace de mer. Que peut-on attendre de la glace de mer de l&rsquo;Arctique et de l&rsquo;Antarctique cette saison ? &#8211; Mercator Ocean (mercator-ocean.eu)<\/a><\/p><p><a href=\"https:\/\/www.mercator-ocean.eu\/en\/news\/antarctic-sea-ice-minumum-september-2023\/\">La glace de mer de l&rsquo;Antarctique atteint des niveaux jamais observ\u00e9s auparavant &#8211; Mercator Ocean (mercator-ocean.eu)<\/a><\/p><p><a href=\"https:\/\/www.mercator-ocean.eu\/sea-ice-bulletin\/arctic-sea-ice-bulletin-march-2024\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bulletin des glaces de mer de l&rsquo;Arctique mars 2024<\/a>&nbsp;<\/p><p><a href=\"https:\/\/www.mercator-ocean.eu\/sea-ice-bulletin\/antarctic-sea-ice-bulletin-february-2024\/\">Bulletin des glaces de mer de l&rsquo;Antarctique F\u00e9vrier 2024<\/a><\/p><p><a href=\"https:\/\/marine.copernicus.eu\/ocean-climate-portal\/antarctic-sea-ice-extent\">\u00c9tendue de la glace de mer en Antarctique | CMEMS (copernicus.eu)<\/a><\/p><div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><\/div><div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10%\"><\/div><\/div><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Principaux enseignements Arctique Antarctique 2024 a d\u00e9j\u00e0 vu une perte drastique de la glace de mer \u00e0 l&rsquo;\u00e9chelle mondiale &#8211; caus\u00e9e par la fonte importante qui s&rsquo;est produite ces derni\u00e8res ann\u00e9es pendant le printemps de l&rsquo;h\u00e9misph\u00e8re nord (dans l&rsquo;Arctique), et l&rsquo;absence significative de croissance de la glace de mer pendant l&rsquo;automne de l&rsquo;h\u00e9misph\u00e8re sud (dans [&hellip;]<\/p>\n","protected":false},"featured_media":19753,"template":"","categories":[427],"bulletin-templates":[],"bulletins-type":[2411],"translation-status":[2454],"class_list":["post-16444","bulletin","type-bulletin","status-publish","has-post-thumbnail","hentry","category-non-classifiee-fr","bulletins-type-glace-marine"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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