{"id":1154,"date":"2015-06-23T10:02:29","date_gmt":"2015-06-23T10:02:29","guid":{"rendered":"https:\/\/www.edenn.fr\/archive\/?p=1154"},"modified":"2016-04-18T07:43:29","modified_gmt":"2016-04-18T07:43:29","slug":"etude-du-lac-de-vioreau","status":"publish","type":"post","link":"https:\/\/www.edenn.fr\/archive\/etude-du-lac-de-vioreau\/","title":{"rendered":"\u00c9tude du lac de Vioreau"},"content":{"rendered":"<p style=\"text-align: justify;\">A plusieurs reprises, la plage de l&rsquo;\u00e9tang de Vioreau, seul site ouvert \u00e0 la baignade sur le bassin versant de l&rsquo;Erdre, a subi des fermetures, en raison d&rsquo;un taux \u00e9lev\u00e9 de cyanobact\u00e9ries potentiellement toxiques.<\/p>\n<p style=\"text-align: justify;\">Afin de\u00a0mieux ma\u00eetriser ce risque sanitaire, les partenaires publics r\u00e9unis ont donc d\u00e9cid\u00e9 de confier \u00e0 l&rsquo;EDENN la r\u00e9alisation d&rsquo;une \u00e9tude sur le lac de Vioreau en 2015. Elle a pour objectifs de comprendre ce ph\u00e9nom\u00e8ne <strong>d&rsquo;eutrophisation<\/strong> des eaux, qui induit les prolif\u00e9rations excessives de cyanobact\u00e9ries et de d\u00e9finir un plan d&rsquo;actions avec des solutions \u00e0 court, moyen et long terme.<\/p>\n<p style=\"text-align: justify;\">Cette \u00e9tude est financ\u00e9e dans le cadre des contrats de bassin versant avec la R\u00e9gion et l&rsquo;Agence de l&rsquo;Eau Loire-Bretagne, ainsi qu&rsquo;avec le soutien du D\u00e9partement de la Loire-Atlantique, propri\u00e9taire et gestionnaire de ce domaine public fluvial.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\" size-full wp-image-1502 aligncenter\" src=\"https:\/\/www.edenn.fr\/archive\/wp-content\/uploads\/ER_carte_vioreau_340x240.jpg\" alt=\"ER_carte_vioreau_340x240\" width=\"340\" height=\"240\" srcset=\"https:\/\/www.edenn.fr\/archive\/wp-content\/uploads\/ER_carte_vioreau_340x240.jpg 340w, https:\/\/www.edenn.fr\/archive\/wp-content\/uploads\/ER_carte_vioreau_340x240-300x212.jpg 300w\" sizes=\"auto, (max-width: 340px) 100vw, 340px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A plusieurs reprises, la plage de l&rsquo;\u00e9tang de Vioreau, seul site ouvert \u00e0 la baignade sur le bassin versant de l&rsquo;Erdre, a subi des fermetures, en raison d&rsquo;un taux \u00e9lev\u00e9&#8230;  <a class=\"excerpt-read-more\" href=\"https:\/\/www.edenn.fr\/archive\/etude-du-lac-de-vioreau\/\" title=\"Read \u00c9tude du lac de Vioreau\">Lire la suite &raquo;<\/a><\/p>\n","protected":false},"author":5,"featured_media":1153,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,1],"tags":[23,22,21],"class_list":["post-1154","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eau","category-edenn","tag-cyanobacteries","tag-eutrophisation","tag-vioreau"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9tude du lac de Vioreau - Edenn<\/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.edenn.fr\/archive\/etude-du-lac-de-vioreau\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9tude du lac de Vioreau - Edenn\" \/>\n<meta property=\"og:description\" content=\"A plusieurs reprises, la plage de l&rsquo;\u00e9tang de Vioreau, seul site ouvert \u00e0 la baignade sur le bassin versant de l&rsquo;Erdre, a subi des fermetures, en raison d&rsquo;un taux \u00e9lev\u00e9... 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