{"id":16953,"date":"2023-04-13T15:19:44","date_gmt":"2023-04-13T19:19:44","guid":{"rendered":"https:\/\/cwn-rce.ca\/?p=16953"},"modified":"2023-04-13T15:19:44","modified_gmt":"2023-04-13T19:19:44","slug":"perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees","status":"publish","type":"post","link":"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/","title":{"rendered":"Perth (Australie) \u2014 Une ville innovante dans un monde o\u00f9 les pr\u00e9cipitations sont limit\u00e9es"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1144px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p>Perth est une ville d\u2019environ deux millions d\u2019habitants situ\u00e9e en Australie occidentale. Ayant vu ses apports en eau diminuer progressivement au cours des 40\u00a0derni\u00e8res ann\u00e9es, la Water Corporation \u2013 la soci\u00e9t\u00e9 de distribution d\u2019eau de Perth et de la majeure partie de l\u2019Australie occidentale \u2013 s\u2019est lanc\u00e9e dans un programme novateur visant \u00e0 diversifier son approvisionnement en eau dans le contexte d\u2019un ass\u00e8chement du climat. Aujourd\u2019hui, la ville d\u00e9pend d\u2019un ensemble r\u00e9silient compos\u00e9 d\u2019eaux souterraines, de dessalement, de r\u00e9alimentation des eaux souterraines avec de l\u2019eau recycl\u00e9e purifi\u00e9e, de recyclage de l\u2019eau \u00e0 des fins non potables, ainsi que d\u2019une quantit\u00e9 r\u00e9siduelle d\u2019apports en eaux de surface. Voici les grandes \u00e9tapes menant \u00e0 la r\u00e9ussite de Perth dans le domaine de l\u2019eau.<\/p>\n<p>R\u00e9cit de Danielle\u00a0Francis, responsable des politiques et strat\u00e9gies \u00e0 l\u2019Association des services publics d\u2019eau de l\u2019Australie<\/p>\n<p>Perth est une belle ville c\u00f4ti\u00e8re d\u2019Australie occidentale qui abrite une communaut\u00e9 prosp\u00e8re ainsi que des industries du secteur primaire, dont les mines et l\u2019agriculture, un secteur manufacturier et des \u00e9tablissements vinicoles. Traditionnellement, la ville d\u00e9pendait des barrages et des eaux souterraines provenant des aquif\u00e8res de Leederville et de Yarragadee. Sur une p\u00e9riode de 40\u00a0ans, Perth a vu ses pr\u00e9cipitations diminuer de mani\u00e8re significative, entra\u00eenant une r\u00e9duction de 50\u00a0% du d\u00e9bit d\u2019eau dans les r\u00e9servoirs de Perth. La tendance \u00e9tait si constante que les gens ont cess\u00e9 de parler de \u00ab\u00a0s\u00e9cheresse\u00a0\u00bb &#8211; il s\u2019agissait simplement de la nouvelle norme.<\/p>\n<p>La population et les industries \u00e9tant en pleine croissance, et les changements climatiques ayant d\u00e9j\u00e0 un impact, la Water Corporation a d\u00fb innover pour faire face \u00e0 ces d\u00e9fis. Elle a \u00e9labor\u00e9 son programme <a href=\"https:\/\/www.watercorporation.com.au\/-\/media\/WaterCorp\/Documents\/Our-Water\/Sustainability-and-Innovation\/Securing-Supply\/Water-forever-recycling-and-efficiency-report.pdf\" target=\"_blank\" rel=\"noopener\">Water Forever \u2013 Whatever the Weather<\/a>, soutenu par une strat\u00e9gie de \u00ab\u00a0s\u00e9curit\u00e9 par la diversit\u00e9\u00a0\u00bb. Le programme visait \u00e0 r\u00e9duire la consommation d\u2019eau gr\u00e2ce \u00e0 des initiatives d\u2019utilisation rationnelle de l\u2019eau, telles que des remises sur la consommation d\u2019eau, l\u2019interdiction des syst\u00e8mes d\u2019arrosage, l\u2019\u00e9change des pommes de douche et des programmes de r\u00e9duction des fuites. Il visait \u00e9galement \u00e0 accro\u00eetre le recyclage des eaux us\u00e9es \u00e0 des fins non potables, comme l\u2019irrigation des terrains de jeu et des espaces publics.<\/p>\n<p>Un troisi\u00e8me pilier consistait \u00e0 d\u00e9velopper de nouvelles sources d\u2019approvisionnement en eau. On a construit l\u2019usine de dessalement d\u2019eau de mer de Perth \u00e0 Kwinana, qui a commenc\u00e9 \u00e0 produire en 2006, et l\u2019usine de dessalement d\u2019eau de mer du Sud \u00e0 Binningup en 2011. D\u00e8s 2019, ces usines produisaient ensemble pr\u00e8s de la moiti\u00e9 de l\u2019approvisionnement en eau de Perth.<\/p>\n<p>Mais les innovations ne s\u2019arr\u00eatent pas l\u00e0. La Water Corporation avait constat\u00e9 que dans certaines r\u00e9gions du monde, comme en Californie, on allait plus loin dans le recyclage de l\u2019eau en traitant l\u2019eau \u00e0 un niveau plus \u00e9lev\u00e9 pour compl\u00e9ter les r\u00e9serves d\u2019eau potable. Le comt\u00e9 d\u2019Orange (Californie), qui a recours \u00e0 la r\u00e9alimentation de la nappe phr\u00e9atique, fournissait un mod\u00e8le susceptible de convenir \u00e0 Perth. En 2008, la Water Corporation a obtenu le soutien du gouvernement pour un essai de recharge de la nappe phr\u00e9atique \u00e0 la station d\u2019\u00e9puration de Beenyup.<\/p>\n<p>L\u2019essai s\u2019est d\u00e9roul\u00e9 de 2010 \u00e0 2012. De plus, pendant de nombreuses ann\u00e9es, la Water Corporation a men\u00e9 un vaste programme d\u2019engagement aupr\u00e8s de la population, de la communaut\u00e9 m\u00e9dicale, de tous les pouvoirs publics, des l\u00e9gislateurs et des parties prenantes. La Water Corporation a \u00e9galement con\u00e7u une visite guid\u00e9e de l\u2019usine de traitement des eaux us\u00e9es, afin de faire d\u00e9couvrir au public les proc\u00e9d\u00e9s de traitement avanc\u00e9s et de lui faire comprendre la puret\u00e9 de l\u2019eau qui sera r\u00e9inject\u00e9e dans les nappes phr\u00e9atiques.<\/p>\n<p>Le gouvernement de l\u2019\u00c9tat a finalement approuv\u00e9 la r\u00e9alimentation des eaux souterraines en tant que source d\u2019eau potable, et le syst\u00e8me de recharge des eaux souterraines (Groundwater Replenishment Scheme) a \u00e9t\u00e9 mis en place. La phase\u00a01 de la recharge a commenc\u00e9 en 2017. La phase\u00a02, qui a doubl\u00e9 la capacit\u00e9 du syst\u00e8me, s\u2019est termin\u00e9e en 2022. Perth est actuellement la seule ville australienne \u00e0 compl\u00e9ter son approvisionnement en eau potable avec de l\u2019eau recycl\u00e9e purifi\u00e9e. D\u2019autres villes australiennes explorent cette option. Plus de 35\u00a0villes dans le monde ont adopt\u00e9 l\u2019eau recycl\u00e9e purifi\u00e9e de cette mani\u00e8re, et un m\u00eame nombre d\u2019entre elles envisagent de le faire dans l\u2019avenir.<\/p>\n<p>Aujourd\u2019hui, la Water Corporation se pr\u00e9pare \u00e0 fournir une nouvelle usine de dessalement &#8211; Alkimos \u00e9tant le site privil\u00e9gi\u00e9. D\u2019autres innovations se poursuivent \u00e9galement. Par exemple, en 2020, la Water Corporation a annonc\u00e9 un projet in\u00e9dit en Australie pour produire de l\u2019hydrog\u00e8ne et du graphite renouvelables \u00e0 partir des eaux us\u00e9es, en partenariat avec la soci\u00e9t\u00e9 Hazer Group d\u2019Australie-Occidentale.<\/p>\n<p>Gr\u00e2ce \u00e0 sa longue tradition de collaboration avec la communaut\u00e9 et \u00e0 sa volont\u00e9 de relever les d\u00e9fis, l\u2019avenir est prometteur pour ce leader de l\u2019innovation dans le domaine de l\u2019eau.<\/p>\n<h1>Ressources<\/h1>\n<ul>\n<li>Pour plus de renseignements sur la Water Corporation, sur son syst\u00e8me d\u2019approvisionnement en eau et ses programmes, consultez son <a href=\"https:\/\/www.watercorporation.com.au\/Our-water\" target=\"_blank\" rel=\"noopener\">site Web<\/a>.<\/li>\n<li>Pour des graphiques sur la tendance \u00e0 la baisse des pr\u00e9cipitations \u00e0 Perth et le d\u00e9veloppement d\u2019un \u00e9ventail diversifi\u00e9 de solutions, voir le rapport de la Water Services Association of Australia intitul\u00e9 <a href=\"https:\/\/www.wsaa.asn.au\/sites\/default\/files\/publication\/download\/FINAL%20Urban%20water%20supply%20options%20for%20Australia.pdf\" target=\"_blank\" rel=\"noopener\">All options on the table \u2013 Urban water supply options<\/a><\/li>\n<li>Pour une \u00e9tude de cas plus d\u00e9taill\u00e9e sur le syst\u00e8me de recharge des eaux souterraines de la Water Corporation, lire la section \u00e0 partir de la page\u00a057 du rapport de la Water Services Association of Australia intitul\u00e9 <a href=\"https:\/\/aus01.safelinks.protection.outlook.com\/?url=https%3A%2F%2Fwww.wsaa.asn.au%2Fsites%2Fdefault%2Ffiles%2Fpublication%2Fdownload%2FWSAA%2520All%2520Options%2520on%2520the%2520Table%2520full%2520report.pdf&amp;data=05%7C01%7Cdanielle.francis%40wsaa.asn.au%7C8938f2fa21ec4f9fa27f08db2f79ee84%7Cb7623afd7fd24f2cb52f58a25b652288%7C0%7C0%7C638155973270852616%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=tiqnPLJbI5B4tXw3IAAyvDc7sdc6PU7QCn1oGeILJVQ%3D&amp;reserved=0\" target=\"_blank\" rel=\"noopener\">All options on the table \u2013 lessons from the journeys of others<\/a>.<\/li>\n<li>Pour une pr\u00e9sentation photographique du centre d\u2019accueil des visiteurs du syst\u00e8me de recharge des eaux souterraines (pendant l\u2019essai et ult\u00e9rieurement), voir le document PDF <a href=\"https:\/\/www.wsaa.asn.au\/sites\/default\/files\/publication\/download\/WSAA%20PRW%20Global%20visitor%20centres.pdf\" target=\"_blank\" rel=\"noopener\">Purified recycled water for drinking<\/a> de la Water Services Association of Australia.<\/li>\n<li>Pour en savoir plus sur les 35\u00a0villes dans le monde qui ont adopt\u00e9 l\u2019eau purifi\u00e9e pour la consommation comme composante de leurs r\u00e9seaux d\u2019eaux us\u00e9es, consultez ce document <a href=\"https:\/\/www.wsaa.asn.au\/sites\/default\/files\/publication\/download\/Places%20using%20blackblue.pdf\" target=\"_blank\" rel=\"noopener\">PDF<\/a>.<\/li>\n<li>Pour plus de renseignements sur le projet de production de graphite et d\u2019hydrog\u00e8ne renouvelables \u00e0 partir d\u2019eaux us\u00e9es, visitez le site Web de la <a href=\"https:\/\/www.watercorporation.com.au\/About-us\/Media-releases\/2020\/May-2020\/Green-light-for-world-leading-renewable-hydrogen-from-wastewater-project\" target=\"_blank\" rel=\"noopener\">Water Corporation<\/a>.<\/li>\n<li>Pour en savoir plus sur le plan d\u2019action sur l\u2019\u00e9conomie circulaire de la Water Services Association of Australia, consultez le rapport intitul\u00e9 <a href=\"https:\/\/www.wsaa.asn.au\/sites\/default\/files\/publication\/download\/Transitioning%20the%20water%20industry%20with%20the%20circular%20economy%20FINAL%2012102020.pdf\" target=\"_blank\" rel=\"noopener\">Transitioning the water industry with the circular economy<\/a>.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":15,"featured_media":17887,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-16953","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Perth (Australie) \u2014 Une ville innovante dans un monde o\u00f9 les pr\u00e9cipitations sont limit\u00e9es &#8211; R\u00e9seau canadien de l\u2019eau<\/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:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Perth (Australie) \u2014 Une ville innovante dans un monde o\u00f9 les pr\u00e9cipitations sont limit\u00e9es &#8211; R\u00e9seau canadien de l\u2019eau\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\" \/>\n<meta property=\"og:site_name\" content=\"R\u00e9seau canadien de l\u2019eau\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/CanadianWaterNetwork\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-13T19:19:44+00:00\" \/>\n<meta name=\"author\" content=\"Simran Chattha\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@CdnWaterNetwork\" \/>\n<meta name=\"twitter:site\" content=\"@CdnWaterNetwork\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Simran Chattha\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\"},\"author\":{\"name\":\"Simran Chattha\",\"@id\":\"https:\/\/cwn-rce.ca\/fr\/#\/schema\/person\/5bd35bce74ea021616330c03e1591fe6\"},\"headline\":\"Perth (Australie) \u2014 Une ville innovante dans un monde o\u00f9 les pr\u00e9cipitations sont limit\u00e9es\",\"datePublished\":\"2023-04-13T19:19:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\"},\"wordCount\":1960,\"publisher\":{\"@id\":\"https:\/\/cwn-rce.ca\/fr\/#organization\"},\"image\":{\"@id\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cwn-rce.ca\/wp-content\/uploads\/iStock-670342172-scaled.jpg\",\"inLanguage\":\"fr-CA\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\",\"url\":\"https:\/\/cwn-rce.ca\/fr\/2023\/04\/13\/perth-australie-une-ville-innovante-dans-un-monde-ou-les-precipitations-sont-limitees\/\",\"name\":\"Perth (Australie) \u2014 Une ville innovante dans un monde o\u00f9 les pr\u00e9cipitations sont limit\u00e9es &#8211; 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