{"id":58424,"date":"2023-06-16T15:58:55","date_gmt":"2023-06-16T13:58:55","guid":{"rendered":"https:\/\/www.immo-invest.ch\/pflanzliche-daemmstoffe-als-co2-senke-2\/"},"modified":"2023-06-16T16:03:15","modified_gmt":"2023-06-16T14:03:15","slug":"pflanzliche-daemmstoffe-als-co2-senke-2","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/pflanzliche-daemmstoffe-als-co2-senke-2\/","title":{"rendered":"L&rsquo;isolation v\u00e9g\u00e9tale, un puits de carbone ?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Le secteur du b\u00e2timent est responsable de 40% de la consommation globale d&rsquo;\u00e9nergie, de 30% des \u00e9missions de gaz \u00e0 effet de serre et de 36% des d\u00e9chets dans l&rsquo;UE. Les mesures d&rsquo;efficacit\u00e9 \u00e9nerg\u00e9tique ont permis de r\u00e9duire les \u00e9missions dans les entreprises. La fabrication des mat\u00e9riaux reste une source sous-estim\u00e9e. les \u00e9missions \u00ab\u00a0grises\u00a0\u00bb des b\u00e2timents modernes sont comparables aux \u00e9missions d&rsquo;exploitation. Les mat\u00e9riaux de construction qui fixent le CO2 \u00e0 long terme r\u00e9duisent l&#8217;empreinte \u00e9cologique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Comment capter le CO2 \u00e0 long terme<\/strong><br>L&rsquo;Empa d\u00e9veloppe de nouveaux mat\u00e9riaux d&rsquo;isolation pour les b\u00e2timents qui peuvent capter le CO2 \u00e0 long terme. Des d\u00e9chets v\u00e9g\u00e9taux issus de l&rsquo;agriculture et de la sylviculture sont transform\u00e9s en mat\u00e9riaux isolants et fix\u00e9s lors d&rsquo;un traitement thermique. Ce \u00ab\u00a0charbon v\u00e9g\u00e9tal\u00a0\u00bb reste fix\u00e9 pendant la dur\u00e9e de vie du b\u00e2timent et peut \u00eatre utilis\u00e9 directement dans les champs lors du d\u00e9mant\u00e8lement du b\u00e2timent, o\u00f9 il augmente la fertilit\u00e9 du sol et reste stable. Contrairement \u00e0 d&rsquo;autres mat\u00e9riaux de construction, comme le bois ou l&rsquo;isolation en cellulose, qui lib\u00e8rent le CO2 stock\u00e9 lorsqu&rsquo;ils se d\u00e9composent ou sont recycl\u00e9s thermiquement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le physicien Wernery de l&rsquo;Empa m\u00e8ne des recherches avec son groupe et la ZHAW sur les mat\u00e9riaux d&rsquo;isolation \u00e0 base de charbon v\u00e9g\u00e9tal. Le mat\u00e9riau d&rsquo;isolation doit \u00eatre thermiquement isolant, r\u00e9sistant au feu et adapt\u00e9 \u00e0 une utilisation ult\u00e9rieure comme engrais. L&rsquo;isolation au charbon v\u00e9g\u00e9tal pourrait am\u00e9liorer le bilan carbone de la Suisse d&rsquo;un peu plus de 1% en rempla\u00e7ant des mat\u00e9riaux isolants comme le PSE ou la laine min\u00e9rale par du charbon v\u00e9g\u00e9tal. Cela permettrait d&rsquo;\u00e9conomiser un demi-million de tonnes d&rsquo;\u00e9quivalents CO2 par an, en \u00e9vitant les \u00e9missions li\u00e9es \u00e0 la production de mat\u00e9riaux d&rsquo;isolation conventionnels et en stockant le CO2 dans le charbon v\u00e9g\u00e9tal \u00e0 long terme.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Soutien financier &#8211; de plusieurs sources<\/strong><br>Wernery re\u00e7oit un soutien financier pour son concept prometteur de la part d&rsquo;institutions de financement telles que la Fondation Minerva, le Conseil des EPF et l&rsquo;Office f\u00e9d\u00e9ral de l&rsquo;\u00e9nergie. Le fonds climatique des services municipaux de Winterthur a contribu\u00e9 \u00e0 l&rsquo;\u00e9laboration des bases, gr\u00e2ce aux contributions volontaires des clients qui ont achet\u00e9 deux centimes par kilowattheure d&rsquo;\u00e9lectricit\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Des chercheurs de l&rsquo;Empa veulent d\u00e9velopper un nouveau type de mat\u00e9riau isolant \u00e0 partir de mati\u00e8res premi\u00e8res v\u00e9g\u00e9tales issues de d\u00e9chets, QUI fixe durablement le CO2 qu&rsquo;il contient gr\u00e2ce \u00e0 un traitement thermique sp\u00e9cial &#8211; et fonctionne ainsi comme un puits de CO2. Apr\u00e8s la d\u00e9construction des b\u00e2timents, ce \u00ab\u00a0charbon v\u00e9g\u00e9tal\u00a0\u00bb et le CO2 qu&rsquo;il retient peuvent \u00eatre utilis\u00e9s dans l&rsquo;agriculture afin d&rsquo;augmenter la fertilit\u00e9 des sols.<\/p>\n","protected":false},"author":2,"featured_media":58417,"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],"tags":[39854,1624,39855,2339,2600,39856,39857,3049],"class_list":["post-58424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","tag-ackerbau-fr","tag-co2-fr","tag-daemmmaterial-fr","tag-empa-fr","tag-forschung-fr","tag-hitzebehandlung-fr","tag-pflanzlich-fr","tag-rohstoffe-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Des chercheurs de l'Empa veulent d\u00e9velopper un nouveau type de mat\u00e9riau isolant \u00e0 partir de mati\u00e8res premi\u00e8res v\u00e9g\u00e9tales issues de d\u00e9chets, QUI fixe durablement le CO2 qu'il contient gr\u00e2ce \u00e0 un traitement thermique sp\u00e9cial - et fonctionne ainsi comme un puits de CO2. Apr\u00e8s la d\u00e9construction des b\u00e2timents, ce \"charbon v\u00e9g\u00e9tal\" et le CO2 qu'il retient peuvent \u00eatre utilis\u00e9s dans l'agriculture afin d'augmenter la fertilit\u00e9 des sols.","autor":"Text: Jessica Bill, Bild: zVg.","ort":"","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=\"Des chercheurs de l&#039;Empa veulent d\u00e9velopper un nouveau type de mat\u00e9riau isolant \u00e0 partir de mati\u00e8res premi\u00e8res v\u00e9g\u00e9tales issues de d\u00e9chets, QUI fixe durablement le CO2 qu&#039;il contient gr\u00e2ce \u00e0 un traitement thermique sp\u00e9cial - et fonctionne ainsi comme un puits de CO2. Apr\u00e8s la d\u00e9construction des b\u00e2timents, ce &quot;charbon v\u00e9g\u00e9tal&quot; et le CO2 qu&#039;il retient peuvent \u00eatre utilis\u00e9s dans l&#039;agriculture afin d&#039;augmenter la fertilit\u00e9 des sols.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"immovestuser\"\/>\n\t<meta name=\"google-site-verification\" content=\"fHJKvgWpZCR2zVBHWfkQeFXC11qieUSff0HGNYfuyLA\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.immo-invest.ch\/fr\/pflanzliche-daemmstoffe-als-co2-senke-2\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"fr_FR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien - Die\u00a0Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"L\u2019isolation v\u00e9g\u00e9tale, un puits de carbone ? - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:description\" content=\"Des chercheurs de l&#039;Empa veulent d\u00e9velopper un nouveau type de mat\u00e9riau isolant \u00e0 partir de mati\u00e8res premi\u00e8res v\u00e9g\u00e9tales issues de d\u00e9chets, QUI fixe durablement le CO2 qu&#039;il contient gr\u00e2ce \u00e0 un traitement thermique sp\u00e9cial - et fonctionne ainsi comme un puits de CO2. Apr\u00e8s la d\u00e9construction des b\u00e2timents, ce &quot;charbon v\u00e9g\u00e9tal&quot; et le CO2 qu&#039;il retient peuvent \u00eatre utilis\u00e9s dans l&#039;agriculture afin d&#039;augmenter la fertilit\u00e9 des sols.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.immo-invest.ch\/fr\/pflanzliche-daemmstoffe-als-co2-senke-2\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2023\/06\/Bild1-e1675177282237.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2023\/06\/Bild1-e1675177282237.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"535\" \/>\n\t\t<meta property=\"og:image:height\" content=\"267\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-06-16T13:58:55+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-06-16T14:03:15+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Immoinvest\/100077962920504\/\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@i\" \/>\n\t\t<meta name=\"twitter:title\" content=\"L\u2019isolation v\u00e9g\u00e9tale, un puits de carbone ? - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Des chercheurs de l&#039;Empa veulent d\u00e9velopper un nouveau type de mat\u00e9riau isolant \u00e0 partir de mati\u00e8res premi\u00e8res v\u00e9g\u00e9tales issues de d\u00e9chets, QUI fixe durablement le CO2 qu&#039;il contient gr\u00e2ce \u00e0 un traitement thermique sp\u00e9cial - et fonctionne ainsi comme un puits de CO2. 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