{"id":131900,"date":"2025-05-15T16:33:00","date_gmt":"2025-05-15T14:33:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=131900"},"modified":"2025-05-13T10:45:21","modified_gmt":"2025-05-13T08:45:21","slug":"neue-bautechnologie-speichert-co2-in-gebaeuden","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/neue-bautechnologie-speichert-co2-in-gebaeuden\/","title":{"rendered":"Une nouvelle technologie de construction stocke le CO2 dans les b\u00e2timents"},"content":{"rendered":"<p class=\"bodytext\"><a href=\"https:\/\/www.holcim.com\/\" target=\"_blank\" rel=\"noopener\">Holcim<\/a> et <a href=\"https:\/\/www.elementalchile.cl\/\" target=\"_blank\" rel=\"noopener\">ELEMENTAL<\/a> pr\u00e9senteront une nouvelle m\u00e9thode de s\u00e9questration du carbone dans les b\u00e2timents lors de la <a href=\"https:\/\/www.labiennale.org\/en\/architecture\/2025\" target=\"_blank\" rel=\"noopener\">Biennale d&rsquo;architecture<\/a> de Venise, selon un <a href=\"https:\/\/www.holcim.com\/media\/media-releases\/holcim-and-elemental-new-carbon-technology-biennale-2025\" target=\"_blank\" rel=\"noopener\">communiqu\u00e9<\/a>. Cette nouvelle technologie de biocarbone y sera pr\u00e9sent\u00e9e du 10 mai au 23 novembre 2025 dans le cadre de l&rsquo;exposition <a href=\"https:\/\/timespaceexistence.com\/\" target=\"_blank\" rel=\"noopener\">Time Space Existence<\/a>. Elle est organis\u00e9e par le European Cultural Centre.<\/p>\n<p class=\"bodytext\">Des \u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s minimalistes \u00e0 taille r\u00e9elle d&rsquo;un prototype pour la construction de logements dite incr\u00e9mentielle, c&rsquo;est-\u00e0-dire par \u00e9tapes, seront pr\u00e9sent\u00e9s. Les structures expos\u00e9es ont \u00e9t\u00e9 con\u00e7ues par ELEMENTAL et s&rsquo;appuient sur deux d\u00e9cennies de recherche. Elles se composent de cadres en b\u00e9ton pr\u00e9fabriqu\u00e9s avec des infrastructures sanitaires, \u00e0 partir desquels des personnes \u00e0 faibles revenus peuvent construire un logement dans des zones \u00e9conomiquement d\u00e9favoris\u00e9es.<\/p>\n<p class=\"bodytext\">Ces \u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s ont \u00e9t\u00e9 construits par Holcim. Ils sont compos\u00e9s \u00e0 100 % d&rsquo;agr\u00e9gats recycl\u00e9s et de biochar. Le biochar absorbe durablement le CO2 qui serait autrement lib\u00e9r\u00e9 par les mati\u00e8res organiques \u00e0 la fin de leur cycle de vie. Selon les calculs de Holcim, un kilogramme de biochar emp\u00eache la lib\u00e9ration de jusqu&rsquo;\u00e0 trois kilogrammes de CO2. Ce biochar est ajout\u00e9 aux m\u00e9langes de ciment, de mortier ou de b\u00e9ton \u00e0 faible teneur en CO2 de Holcim. Cela permet de r\u00e9duire encore leur empreinte carbone sans affecter leurs performances, comme le souligne Holcim.<\/p>\n<p class=\"bodytext\">\u00ab\u00a0La nouvelle technologie de d\u00e9carbonisation de Holcim nous permet de faire face \u00e0 l&rsquo;ampleur et \u00e0 la rapidit\u00e9 de la demande aliment\u00e9e par la crise du logement, sans nuire \u00e0 l&rsquo;environnement\u00a0\u00bb, a d\u00e9clar\u00e9 Alejandro Aravena, fondateur d&rsquo;ELEMENTAL, cit\u00e9 dans le communiqu\u00e9. Le PDG de Holcim, Miljan Gutovic, ajoute : \u00ab\u00a0Gr\u00e2ce \u00e0 notre partenariat avec Alejandro Aravena et l&rsquo;\u00e9quipe d&rsquo;ELEMENTAL, nous avons montr\u00e9 comment la nouvelle technologie de capture du carbone de Holcim peut fa\u00e7onner l&rsquo;avenir de la construction\u00a0\u00bb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Holcim et le cabinet d&rsquo;architecture ELEMENTAL de l&rsquo;architecte chilien Alejandro Aravena, plusieurs fois prim\u00e9, ont mis au point une technologie au biochar qui transforme les b\u00e2timents en puits de carbone. Elle sera pr\u00e9sent\u00e9e \u00e0 la Biennale d&rsquo;architecture de Venise \u00e0 partir du 10 mai.<\/p>\n","protected":false},"author":2,"featured_media":131891,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[22699,743,22357],"tags":[51336,42670,52829,872,3931,2002],"class_list":["post-131900","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-immonews-fr","category-industrie-du-batiment","tag-biokohle-fr","tag-co2-speicherung-fr","tag-fertigteilbau-fr","tag-immoinvest-fr","tag-immonews-fr","tag-news-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Holcim et le cabinet d'architecture ELEMENTAL de l'architecte chilien Alejandro Aravena, plusieurs fois prim\u00e9, ont mis au point une technologie au biochar qui transforme les b\u00e2timents en puits de carbone. Elle sera pr\u00e9sent\u00e9e \u00e0 la Biennale d'architecture de Venise \u00e0 partir du 10 mai.","autor":"ce\/mm","ort":"Zug\/Providencia\/Venedig","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Holcim et le cabinet d&#039;architecture ELEMENTAL de l&#039;architecte chilien Alejandro Aravena, plusieurs fois prim\u00e9, ont mis au point une technologie au biochar qui transforme les b\u00e2timents en puits de carbone. 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