{"id":60457,"date":"2024-07-23T12:00:00","date_gmt":"2024-07-23T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons"},"modified":"2024-07-24T04:21:10","modified_gmt":"2024-07-24T04:21:10","slug":"les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons","title":{"rendered":"Les microplastiques p\u00e9n\u00e8trent profond\u00e9ment dans l\u2019organisme des poissons"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>Omnipre\u0301sents dans l\u2019environnement, les microplastiques pe\u0301ne\u0300trent profonde\u0301ment dans l\u2019organisme des poissons, jusqu\u2019a\u0300 se retrouver en grand nombre dans les filets que nous mangeons, re\u0301ve\u0300le une e\u0301tude canadienne publie\u0301e mercredi et re\u0301alise\u0301e pre\u0300s de Toronto.<\/p>\n<p>En analysant 45 poissons d\u2019eau douce issus d\u2019un lac d\u2019une zone urbaine et industrielle de l\u2019est canadien, des chercheurs de l\u2019Universite\u0301 de Toronto et du ministe\u0300re de l\u2019Environnement de la province de l\u2019Ontario ont constate\u0301 qu\u2019ils contenaient en moyenne 138 microplastiques par individu, soit 17 fois plus que les estimations d\u2019e\u0301tudes pre\u0301ce\u0301dentes.<\/p>\n<p>Et ils ont e\u0301tabli que chaque filet de poisson contenait en moyenne 56 particules de microplastiques, pre\u0301cise l\u2019e\u0301tude publie\u0301e dans la revue Environmental Health Perspectives.<\/p>\n<p>\u201cJ\u2019ai e\u0301te\u0301 surprise, un peu de\u0301courage\u0301e me\u0302me\u201d, raconte Madeleine Milne, chercheuse principale, qui cherchait a\u0300 \u201cmettre en e\u0301vidence le fait que les microplastiques peuvent pe\u0301ne\u0301trer dans les filets\u201d, soit la partie du poisson que l\u2019on consomme le plus.<\/p>\n<p>Ces polluants, dont certains ont e\u0301te\u0301 retrouve\u0301s jusqu\u2019en Antarctique, sont le re\u0301sultat de la de\u0301gradation physique et chimique d\u2019objets qui mettent des centaines d\u2019anne\u0301es a\u0300 se de\u0301grader.<\/p>\n<p>Le plus souvent invisibles a\u0300 l\u2019oeil nu, ces particules sont faites de polyme\u0300res et autres compose\u0301s toxiques qui varient entre 5 mm jusqu\u2019a\u0300 un millie\u0300me de millime\u0300tre.<\/p>\n<p>Leurs impacts, notamment sur la sante\u0301 des humains qui les consomment, ne sont e\u0301tudie\u0301s que depuis le de\u0301but des anne\u0301es 2000, mais sont encore peu connus et ne\u0301cessitent davantage de recherche, selon un re\u0301cent rapport de l\u2019Organisation mondiale de la sante\u0301.<\/p>\n<p>\u201cNous avons e\u0301galement observe\u0301 beaucoup de particules de caoutchouc (&#8230;) susceptible de provenir de l\u2019usure des pneus au fil du temps\u201d, ajoute Madeleine Milne.<\/p>\n<p>\u201cIl est important que les gens aient conscience du degre\u0301 de contamination des diffe\u0301rents aliments qu\u2019ils consomment\u201d, indique la chercheuse, soulignant la ne\u0301cessite\u0301 d\u2019instaurer une analyse ge\u0301ographique a\u0300 grande e\u0301chelle, en particulier a\u0300 proximite\u0301 des sources de microplastiques.<\/p>\n<p>Plusieurs recherches ont de\u0301montre\u0301 que ces particules peuvent avoir divers effets ne\u0301fastes sur les poissons, notamment des effets ne\u0301gatifs sur la croissance, le taux reproduction et de survie.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la Senegal, suivez Africa-Press<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. Omnipre\u0301sents dans l\u2019environnement, les microplastiques pe\u0301ne\u0300trent profonde\u0301ment dans l\u2019organisme des poissons, jusqu\u2019a\u0300 se retrouver en grand nombre dans les filets que nous mangeons, re\u0301ve\u0300le une e\u0301tude canadienne publie\u0301e mercredi et re\u0301alise\u0301e pre\u0300s de Toronto. En analysant 45 poissons d\u2019eau douce issus d\u2019un lac d\u2019une zone urbaine et industrielle de l\u2019est canadien, des [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":60456,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[44],"class_list":["post-60457","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Les microplastiques p\u00e9n\u00e8trent profond\u00e9ment dans l\u2019organisme des poissons - Senegal<\/title>\n<meta name=\"description\" content=\"Omnipre\u0301sents dans l\u2019environnement, les microplastiques pe\u0301ne\u0300trent profonde\u0301ment dans l\u2019organisme des poissons, jusqu\u2019a ...\" \/>\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.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les microplastiques p\u00e9n\u00e8trent profond\u00e9ment dans l\u2019organisme des poissons\" \/>\n<meta property=\"og:description\" content=\"Omnipre\u0301sents dans l\u2019environnement, les microplastiques pe\u0301ne\u0300trent profonde\u0301ment dans l\u2019organisme des poissons, jusqu\u2019a ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\" \/>\n<meta property=\"og:site_name\" content=\"Senegal\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-23T12:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-24T04:21:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2024\/07\/sm_1721778340.83045.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Les microplastiques p\u00e9n\u00e8trent profond\u00e9ment dans l\u2019organisme des poissons\",\"datePublished\":\"2024-07-23T12:00:00+00:00\",\"dateModified\":\"2024-07-24T04:21:10+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\"},\"wordCount\":428,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2024\/07\/sm_1721778340.83045.jpg\",\"keywords\":[\"Senegal\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/les-microplastiques-penetrent-profondement-dans-lorganisme-des-poissons\",\"name\":\"Les microplastiques p\u00e9n\u00e8trent profond\u00e9ment dans l\u2019organisme des poissons - 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