{"id":296513,"date":"2023-09-01T14:33:59","date_gmt":"2023-09-01T13:33:59","guid":{"rendered":"https:\/\/realites.com.tn\/fr\/?p=296513"},"modified":"2023-09-01T14:33:59","modified_gmt":"2023-09-01T13:33:59","slug":"le-secret-bien-garde-des-eaux-grises","status":"publish","type":"post","link":"https:\/\/realites.com.tn\/fr\/le-secret-bien-garde-des-eaux-grises\/","title":{"rendered":"Le secret bien gard\u00e9 des eaux grises"},"content":{"rendered":"<p>La Tunisie vient de franchir une \u00e9tape monumentale. En collaboration avec IRIDRA, l\u2019Institut National Agronomique de Tunisie (INAT) et le foyer universitaire \u00ab Les Jardins \u00bb, le Centre de Recherches et des technologies des eaux (CERTE) a mis au point un syst\u00e8me de traitement des eaux grises r\u00e9volutionnaire : le mur v\u00e9g\u00e9tal.<br \/>\n<strong>Le concept des eaux grises : Une ressource sous-estim\u00e9e<br \/>\n<\/strong>Les eaux grises sont les eaux us\u00e9es domestiques provenant des lavabos, douches, baignoires et machines \u00e0 laver, \u00e0 l&rsquo;exclusion des toilettes. Elles contiennent moins de mati\u00e8res organiques que les eaux noires et peuvent \u00eatre trait\u00e9es pour une r\u00e9utilisation non potable.<br \/>\n<strong>Vers une gestion plus durable de l&rsquo;eau<br \/>\n<\/strong>Le mur v\u00e9g\u00e9tal est le fruit du projet NAWAMED, financ\u00e9 \u00e0 hauteur de 90% par le programme ENI CBC MED, avec un co-financement de 10% du gouvernement tunisien. NAWAMED a pour objectif de transformer la gestion de l&rsquo;eau en M\u00e9diterran\u00e9e en adoptant des technologies novatrices, durables et abordables pour l&rsquo;utilisation des ressources en eau non conventionnelles.<br \/>\n<strong>Un mur v\u00e9g\u00e9tal au service de la durabilit\u00e9<br \/>\n<\/strong>Le mur v\u00e9g\u00e9tal, \u00e9rig\u00e9 \u00e0 la \u00ab\u00a0maison de gestion durable de l\u2019eau, SWM House\u00a0\u00bb du CERTE, est une avanc\u00e9e majeure dans la gestion de l&rsquo;eau. Latifa Bousselmi, Coordinatrice nationale du projet NAWAMED, met en avant l&rsquo;impact significatif de ce mur v\u00e9g\u00e9tal. Elle souligne : \u00ab\u00a0<em>L&rsquo;un des principaux avantages de ce mur v\u00e9g\u00e9talis\u00e9 est sa capacit\u00e9 \u00e0 traiter les eaux grises provenant des douches de la cit\u00e9 universitaire et leur r\u00e9utilisation pour alimenter les chasses d&rsquo;eau de la SWM House avec un potentiel d\u2019irrigation<\/em>\u00ab\u00a0. Ce mur v\u00e9g\u00e9tal fonctionne comme un r\u00e9acteur de traitement complexe, o\u00f9 les eaux grises, les plantes et les substrats interagissent de mani\u00e8re synergique pour \u00e9liminer la pollution et les nutriments.<br \/>\n<strong>Une collaboration multidisciplinaire au c\u0153ur de la r\u00e9ussite<br \/>\n<\/strong>La cr\u00e9ation de ce mur v\u00e9g\u00e9tal a \u00e9t\u00e9 un d\u00e9fi complexe, exigeant une collaboration \u00e9troite entre des experts aux comp\u00e9tences diverses, allant de l&rsquo;ing\u00e9nierie civile \u00e0 la botanique, en passant par l&rsquo;agronomie, le g\u00e9nie des proc\u00e9d\u00e9s, le g\u00e9nie sanitaire, l&rsquo;architecture, le paysage, et bien d&rsquo;autres domaines. L\u2019approche multidisciplinaire a permis de concevoir une solution v\u00e9ritablement holistique et durable.<br \/>\n<strong>Comment \u00e7a marche ?<br \/>\n<\/strong>Latifa Bousselmi explique : \u00ab\u00a0<em>Ce mur n&rsquo;est pas simplement un mur avec des plantes qui sont agr\u00e9ables \u00e0 voir dans un milieu urbain, mais il a une mission essentielle : il a \u00e9t\u00e9 dimensionn\u00e9 et structur\u00e9 pour traiter les eaux grises et permettre leur utilisation<\/em>\u00ab\u00a0. Il est important de noter que ce mur v\u00e9g\u00e9tal est le premier du genre en Tunisie, jouant un r\u00f4le cl\u00e9 dans le traitement des eaux grises, et l&rsquo;un des rares au monde \u00e0 adopter cette approche novatrice.<br \/>\n<iframe title=\"S\u00e9cheresse en ville : Comment le mur v\u00e9g\u00e9tal r\u00e9duit les effets du r\u00e9chauffement climatique ?\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/Mid3kkpQfcM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><br \/>\n<strong>Un mur aux multiples fonctions<br \/>\n<\/strong>En plus de son r\u00f4le de traitement et de valorisation des eaux non conventionnelles, le mur v\u00e9g\u00e9tal apporte une touche d&rsquo;esth\u00e9tique \u00e0 la ville et cr\u00e9e un \u00e9cosyst\u00e8me florissant. Il favorise la biodiversit\u00e9 locale, diminue les temp\u00e9ratures urbaines, absorbe la pollution de l&rsquo;air, et peut m\u00eame servir d&rsquo;espace de d\u00e9tente. Ainsi, la structure s&rsquo;impose comme un \u00e9l\u00e9ment essentiel des villes vertes et durables, offrant une solution d&rsquo;adaptation aux d\u00e9fis pos\u00e9s par le changement climatique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La Tunisie vient de franchir une \u00e9tape monumentale. En collaboration avec IRIDRA, l\u2019Institut National Agronomique de Tunisie (INAT) et le foyer universitaire \u00ab Les Jardins \u00bb, le Centre de Recherches&hellip;<\/p>\n","protected":false},"author":60,"featured_media":296508,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6,2508],"tags":[],"class_list":["post-296513","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-economie","category-environnement"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le secret bien gard\u00e9 des eaux grises - R\u00e9alit\u00e9s Magazine<\/title>\n<meta name=\"description\" content=\"La Tunisie vient de franchir une \u00e9tape monumentale. 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