{"id":31351,"date":"2026-06-02T08:22:00","date_gmt":"2026-06-02T06:22:00","guid":{"rendered":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/?p=31351"},"modified":"2026-06-03T08:30:18","modified_gmt":"2026-06-03T06:30:18","slug":"des-granules-plastiques-industriels-polluent-les-plages","status":"publish","type":"post","link":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/2026\/06\/02\/des-granules-plastiques-industriels-polluent-les-plages\/","title":{"rendered":"Des granul\u00e9s plastiques industriels polluent les plages"},"content":{"rendered":"<div class=\"paragraph\">\n<p>\u00ab <i>L<\/i><i>es larmes de sir\u00e8ne<\/i>.\u00a0\u00bb Voil\u00e0 un nom bien po\u00e9tique pour une r\u00e9alit\u00e9 qui l\u2019est beaucoup moins. Cette expression d\u00e9signe de petits granul\u00e9s plastiques, dont la taille varie entre 1 et 5\u00a0mm, d\u2019origine industrielle (GPI). \u00ab\u00a0<i>On s\u2019est aper\u00e7us qu\u2019il y en avait beaucoup sur les plages du Ja\u00ef et des Marettes, <\/i>raconte Audrey Souloumiac, responsable de l\u2019observatoire citoyen de l\u2019environnement de l\u2019Institut \u00e9cocitoyen pour la connaissance des pollutions.<i> On s\u2019est demand\u00e9 s\u2019il n\u2019y avait pas un protocole de sciences participatives \u00e0 mettre en place pour quantifier cette pollution et d\u00e9terminer sa provenance<\/i>.\u00a0\u00bb<\/p>\n<p>Quelques mois plus tard, cette m\u00e9thodologie, imagin\u00e9e avec l\u2019association Wings of the Ocean, rend ses premiers r\u00e9sultats. Ils r\u00e9v\u00e8lent une contamination majeure, concentr\u00e9e sur certaines plages. Plus de 1\u00a0000\u00a0granul\u00e9s par m<sup>2<\/sup> ont \u00e9t\u00e9 comptabilis\u00e9s en moyenne \u00e0 l\u2019arri\u00e8re de la plage du Ja\u00ef-nord, et jusqu\u2019\u00e0 2\u00a0000\u00a0granul\u00e9s par\u00a0m<sup>2<\/sup> dans la laisse de mer de la plage du Cavaou (528 granul\u00e9s\/m<sup>2<\/sup> en moyenne). \u00c0 Martigues, la plage de Bonnieu est elle aussi concern\u00e9e, tout comme le Cavaou \u00e0 Fos.<\/p>\n<p>S\u2019agissant de l\u2019\u00e9tang de Berre, \u00ab\u00a0<i>on a identifi\u00e9 plusieurs industries probablement \u00e0 l\u2019origine de cette pollution<\/i><i>\u00a0<\/i><i>: LyondellBasell et Kem One<\/i><i>\u00a0<\/i>\u00bb, r\u00e9v\u00e8le Audrey Souloumiac. Un dialogue a \u00e9t\u00e9 entam\u00e9 et une campagne de d\u00e9pollution devrait \u00eatre mise en place par les entreprises, \u00ab\u00a0<i>qui ont pris le probl\u00e8me tr\u00e8s au s\u00e9rieux<\/i><i>\u00a0<\/i>\u00bb. Du c\u00f4t\u00e9 du golfe de Fos, Naphtachimie se trouve en face des plages contamin\u00e9es. L\u2019industriel n\u2019a pas encore \u00e9t\u00e9 contact\u00e9.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"&laquo; Les larmes de sir&egrave;ne.&nbsp;&raquo; Voil&agrave; un nom bien po&eacute;tique pour une r&eacute;alit&eacute; qui l&rsquo;est beaucoup moins. Cette expression d&eacute;signe de petits granul&eacute;s plastiques, dont la taille varie &#8230;","protected":false},"author":1,"featured_media":31352,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[918,3926,3925,333],"tags":[10,2715,1421,1456,4123,488,63,888,116,5162],"news-destination":[3944],"news-source":[475],"is_homepage":[],"ta_other":[],"class_list":["post-31351","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-accueil","category-accueil-merge","category-accueil-third","category-environnement","tag-bouches-du-rhone","tag-contamination","tag-depollution","tag-etang-de-berre","tag-golfe-de-fos","tag-industriels","tag-martigues","tag-plages","tag-pollution","tag-sciences-participatives","news-destination-homepage","news-source-website"],"_links":{"self":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/31351","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/comments?post=31351"}],"version-history":[{"count":1,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/31351\/revisions"}],"predecessor-version":[{"id":31353,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/31351\/revisions\/31353"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media\/31352"}],"wp:attachment":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media?parent=31351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/categories?post=31351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/tags?post=31351"},{"taxonomy":"news-destination","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-destination?post=31351"},{"taxonomy":"news-source","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-source?post=31351"},{"taxonomy":"is_homepage","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/is_homepage?post=31351"},{"taxonomy":"ta_other","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/ta_other?post=31351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}