{"id":110570,"date":"2026-03-03T18:20:25","date_gmt":"2026-03-03T17:20:25","guid":{"rendered":"https:\/\/dknews.dz\/?p=110570"},"modified":"2026-03-03T18:20:27","modified_gmt":"2026-03-03T17:20:27","slug":"climat-un-episode-de-rechauffement-el-nino-est-possible-cette-annee-selon-lonu","status":"publish","type":"post","link":"https:\/\/dknews.dz\/index.php\/2026\/03\/03\/climat-un-episode-de-rechauffement-el-nino-est-possible-cette-annee-selon-lonu\/","title":{"rendered":"Climat : un \u00e9pisode de r\u00e9chauffement El Nino est \u00ab\u00a0possible\u00a0\u00bb cette ann\u00e9e, selon l&rsquo;ONU"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>Un \u00e9pisode de r\u00e9chauffement El Nino, un ph\u00e9nom\u00e8ne climatique naturel, est \u00ab\u00a0possible\u00a0\u00bb cette ann\u00e9e, a indiqu\u00e9 mardi l&rsquo;Organisation m\u00e9t\u00e9orologique mondiale (OMM) de l&rsquo;ONU, \u00e9voquant pour la p\u00e9riode de mai \u00e0 juillet une probabilit\u00e9 qui augmente jusqu&rsquo;\u00e0 atteindre environ 40%.<\/p>\n\n\n\n<p>Selon le dernier bulletin trimestriel de l&rsquo;OMM, le r\u00e9cent \u00e9pisode La Nina de faible intensit\u00e9 devrait c\u00e9der la place \u00e0 des conditions neutres, puis, dans le courant de l&rsquo;ann\u00e9e, \u00e0 un \u00e9pisode de r\u00e9chauffement El Nino.<\/p>\n\n\n\n<p>D&rsquo;apr\u00e8s les pr\u00e9visions des centres mondiaux de production de l&rsquo;OMM, des conditions neutres &#8211; ne d\u00e9notant ni un \u00e9pisode El Nino ni un \u00e9pisode La Nina &#8211; sont attendues jusqu&rsquo;en juillet.<\/p>\n\n\n\n<p>Pour la p\u00e9riode de mai \u00e0 juillet, la probabilit\u00e9 de conditions neutres est ainsi de 60%, \u00ab\u00a0tandis que celle d&rsquo;un \u00e9pisode El Nino augmente r\u00e9guli\u00e8rement jusqu&rsquo;\u00e0 atteindre environ 40%\u00a0\u00bb, indique l&rsquo;OMM.<\/p>\n\n\n\n<p>L&rsquo;incertitude des pr\u00e9visions \u00e0 plus longue \u00e9ch\u00e9ance augmente, ajoute l&rsquo;Organisation.&nbsp;<\/p>\n\n\n\n<p>En janvier, l&rsquo;Agence am\u00e9ricaine d&rsquo;observation oc\u00e9anique et atmosph\u00e9rique (NOAA) avait estim\u00e9 qu&rsquo;il y a 50 \u00e0 60% de chances qu&rsquo;El Nino se d\u00e9veloppe entre juillet et septembre.<\/p>\n\n\n\n<p>\u00ab\u00a0La communaut\u00e9 de l&rsquo;OMM surveillera attentivement la situation au cours des prochains mois afin d&rsquo;\u00e9clairer la prise de d\u00e9cisions\u00a0\u00bb, a comment\u00e9 mardi la secr\u00e9taire g\u00e9n\u00e9rale de l&rsquo;OMM, Celeste Saulo, dans le bulletin.<\/p>\n\n\n\n<p>\u00ab\u00a0Le dernier \u00e9pisode El Nino, survenu en 2023\/24, a \u00e9t\u00e9 l&rsquo;un des cinq \u00e9pisodes records de temp\u00e9ratures mondiales de 2024\u00a0\u00bb, a-t-elle ajout\u00e9.<\/p>\n\n\n\n<p>Un \u00e9pisode El Nino correspond au r\u00e9chauffement p\u00e9riodique \u00e0 grande \u00e9chelle des eaux de surface dans le centre et l&rsquo;est du Pacifique \u00e9quatorial, associ\u00e9 \u00e0 des variations de la circulation atmosph\u00e9rique tropicale, plus pr\u00e9cis\u00e9ment des vents, de la pression et des pr\u00e9cipitations.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un \u00e9pisode de r\u00e9chauffement El Nino, un ph\u00e9nom\u00e8ne climatique naturel, est \u00ab\u00a0possible\u00a0\u00bb cette ann\u00e9e, a indiqu\u00e9 mardi l&rsquo;Organisation m\u00e9t\u00e9orologique mondiale (OMM) de l&rsquo;ONU, \u00e9voquant pour la p\u00e9riode de mai \u00e0 juillet une probabilit\u00e9 qui augmente jusqu&rsquo;\u00e0 atteindre environ 40%. Selon le dernier bulletin trimestriel de l&rsquo;OMM, le r\u00e9cent \u00e9pisode La Nina de faible intensit\u00e9 devrait [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":110571,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[108],"tags":[],"ppma_author":[163],"class_list":{"0":"post-110570","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-monde"},"authors":[{"term_id":163,"user_id":1,"is_guest":0,"slug":"dknews","display_name":"dknews","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/f56c36580f44a9d8e8535169273499b7dddc82045bcc254bf7d154ff6b485f62?s=96&d=mm&r=g","first_name":"","last_name":"","user_url":"https:\/\/dknews.dz","job_title":"","description":""}],"_links":{"self":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts\/110570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/comments?post=110570"}],"version-history":[{"count":0,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/posts\/110570\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/media\/110571"}],"wp:attachment":[{"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/media?parent=110570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/categories?post=110570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/tags?post=110570"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/dknews.dz\/index.php\/wp-json\/wp\/v2\/ppma_author?post=110570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}