{"id":3218,"date":"2022-08-25T15:29:06","date_gmt":"2022-08-25T13:29:06","guid":{"rendered":"https:\/\/www.weloop.org\/?p=3218"},"modified":"2025-08-05T14:49:09","modified_gmt":"2025-08-05T14:49:09","slug":"why-we-should-account-for-the-dissipation-of-mineral-resources-in-lca","status":"publish","type":"post","link":"https:\/\/www.weloop.org\/en\/pourquoi-devrait-on-prendre-en-compte-la-dissipation-des-ressources-minerales-dans-lacv\/","title":{"rendered":"Pourquoi devrait-on prendre en compte la dissipation des ressources min\u00e9rales dans l&rsquo;ACV"},"content":{"rendered":"<style>#kt-layout-id_f90159-f8 > .kt-row-column-wrap{align-content:center;}:where(#kt-layout-id_f90159-f8 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}#kt-layout-id_f90159-f8 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1200px;margin-left:auto;margin-right:auto;padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}#kt-layout-id_f90159-f8 > .kt-row-layout-overlay{opacity:1;background-image:url('https:\/\/www.weloop.org\/wp-content\/uploads\/2021\/09\/2192_generated.jpg');background-size:cover;background-position:center center;background-attachment:scroll;background-repeat:no-repeat;}@media all and (max-width: 1024px){#kt-layout-id_f90159-f8 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){#kt-layout-id_f90159-f8 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignfull animated fadeIn\"><div id=\"kt-layout-id_f90159-f8\" class=\"kt-row-layout-inner kt-row-has-bg kt-layout-id_f90159-f8\"><div class=\"kt-row-layout-overlay kt-row-overlay-normal\"><\/div><div class=\"kt-row-column-wrap kt-has-1-columns kt-gutter-default kt-v-gutter-default kt-row-valign-middle kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row\"><style>.kadence-column_68d721-96 > .kt-inside-inner-col{display:flex;}.kadence-column_68d721-96 > .kt-inside-inner-col{padding-left:30px;padding-right:30px;}.kadence-column_68d721-96 > .kt-inside-inner-col{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_68d721-96 > .kt-inside-inner-col,.kadence-column_68d721-96 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_68d721-96 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_68d721-96 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column_68d721-96{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_68d721-96 > .kt-inside-inner-col{background-color:rgba(255, 255, 255, 0.8);}.kadence-column_68d721-96 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_68d721-96{text-align:center;}.kadence-column_68d721-96{position:relative;}.wp-block-kadence-column.kadence-column_68d721-96 > .kt-inside-inner-col{margin-top:20px;margin-bottom:20px;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column_68d721-96{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column_68d721-96{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_68d721-96 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_68d721-96 ticss-8d63a106\"><div class=\"kt-inside-inner-col\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h1 id=\"wp-block-themeisle-blocks-advanced-heading-dc067a9e\" class=\"wp-block-themeisle-blocks-advanced-heading wp-block-themeisle-blocks-advanced-heading-dc067a9e\">Pourquoi devrait-on prendre en compte la dissipation des ressources min\u00e9rales dans l&rsquo;ACV<\/h1>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Publi\u00e9 le 25 ao\u00fbt 2022<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_913535-84 > .kt-row-column-wrap{align-content:center;}:where(#kt-layout-id_913535-84 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}#kt-layout-id_913535-84 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1200px;padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}#kt-layout-id_913535-84 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_913535-84 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){#kt-layout-id_913535-84 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignfull\"><div id=\"kt-layout-id_913535-84\" class=\"kt-row-layout-inner kt-layout-id_913535-84\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-middle kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row kb-theme-content-width\"><style>.kadence-column_719fc7-3f > .kt-inside-inner-col{display:flex;}.kadence-column_719fc7-3f > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_719fc7-3f > .kt-inside-inner-col,.kadence-column_719fc7-3f > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_719fc7-3f > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_719fc7-3f > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column_719fc7-3f{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_719fc7-3f > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_719fc7-3f{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column_719fc7-3f{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column_719fc7-3f{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_719fc7-3f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_719fc7-3f\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois<strong> extraites du sol<\/strong>, les <strong>ressources min\u00e9rales<\/strong> peuvent \u00eatre <strong>dissip\u00e9es \u00e0 diff\u00e9rentes \u00e9tapes du cycle de vie<\/strong>, de l&rsquo;extraction des mati\u00e8res premi\u00e8res au recyclage des produits (pour la plupart obsol\u00e8tes). La dissipation des ressources peut \u00eatre consid\u00e9r\u00e9e comme la n\u00e9gation de la circularit\u00e9 puisqu&rsquo;elle repr\u00e9sente les pertes de ressources pour les g\u00e9n\u00e9rations actuelles et futures. Il existe de plus en plus d&rsquo;incitations \u00e0<strong> fermer les cycles de ressources<\/strong> pour <strong>am\u00e9liorer l&rsquo;efficacit\u00e9<\/strong> des ressources et atteindre une <strong>\u00e9conomie plus circulaire<\/strong>.<\/p>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\"><strong>Les m\u00e9thodes LCIA<\/strong> (Life Cycle Impact Assessment) actuellement utilis\u00e9es et recommand\u00e9es appliquent le concept d&rsquo;\u00e9puisement pour \u00e9valuer la disponibilit\u00e9 des ressources min\u00e9rales dans l&rsquo;\u00e9conomie. Ces m\u00e9thodes <strong>ne<\/strong> <strong>refl\u00e8tent pas la consommation r\u00e9elle des ressources<\/strong>, qui se produit par la dissipation des ressources extraites. En effet, la dissipation joue un r\u00f4le pr\u00e9dominant dans la r\u00e9duction de l&rsquo;accessibilit\u00e9 des ressources, r\u00e9duisant ainsi la valeur \u00e9conomique obtenue par leur transformation dans les cha\u00eenes de valeur, et leur valeur d&rsquo;usage dans diverses applications. Dans cette optique, la <strong>European Commission<\/strong> envisage de <strong>proposer de<\/strong> <strong>nouvelles m\u00e9thodes ax\u00e9es sur la dissipation<\/strong> dans ses futures recommandations concernant l&#8217;empreinte environnementale des produits (PEF). Ces derni\u00e8res ann\u00e9es, des efforts ont \u00e9t\u00e9 men\u00e9s dans la communaut\u00e9 de l&rsquo;analyse du cycle de vie (<a href=\"https:\/\/www.weloop.org\/fr\/acv\/\" class=\"ek-link\">ACV<\/a>) pour am\u00e9liorer la prise en compte de la dissipation en modifiant les inventaires du cycle de vie et en d\u00e9veloppant de nouvelles m\u00e9thodologies d&rsquo;\u00e9valuation des impacts.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\"><\/div>\n<\/div><\/div>\n\n\n<style>.kadence-column_811548-17 > .kt-inside-inner-col{display:flex;}.kadence-column_811548-17 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_811548-17 > .kt-inside-inner-col,.kadence-column_811548-17 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_811548-17 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_811548-17 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column_811548-17{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_811548-17 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_811548-17{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column_811548-17{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column_811548-17{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_811548-17 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_811548-17\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.weloop.org\/wp-content\/uploads\/2022\/08\/extraction-matieres-premieres-portrait-778x1024.jpg\" alt=\"\" class=\"wp-image-3227\"\/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<section id=\"wp-block-themeisle-blocks-advanced-columns-1101b150\" class=\"wp-block-themeisle-blocks-advanced-columns has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-equal-layout has-vertical-flex-start\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-9d06c5dd\" class=\"wp-block-themeisle-blocks-advanced-column\"><\/div>\n<\/div><\/section>\n\n\n<style>#kt-layout-id_0fcc47-e6 > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_0fcc47-e6 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_0fcc47-e6 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1200px;padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}#kt-layout-id_0fcc47-e6 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_0fcc47-e6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){#kt-layout-id_0fcc47-e6 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignfull\"><div id=\"kt-layout-id_0fcc47-e6\" class=\"kt-row-layout-inner kt-layout-id_0fcc47-e6\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-gutter-default kt-v-gutter-default kt-row-valign-top kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row kb-theme-content-width\"><style>.kadence-column_9fc840-12 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_9fc840-12 > .kt-inside-inner-col,.kadence-column_9fc840-12 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_9fc840-12 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_9fc840-12 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_9fc840-12 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_9fc840-12 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_9fc840-12{position:relative;}@media all and (max-width: 1024px){.kadence-column_9fc840-12 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_9fc840-12 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_9fc840-12\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-left wp-block-paragraph\"><a href=\"https:\/\/www.weloop.org\/fr\/a-propos\/\" class=\"ek-link\">WeLOOP<\/a> est heureux d&rsquo;avoir r\u00e9cemment recrut\u00e9 <a href=\"https:\/\/www.linkedin.com\/in\/alexandre-charpentier-poncelet-4186b8130\/\" class=\"ek-link\">Alexandre Charpentier Poncelet<\/a>, qui a effectu\u00e9 son doctorat dans le groupe CyVi de l&rsquo;Universit\u00e9 de Bordeaux. Au cours de son doctorat, il a d\u00e9velopp\u00e9 une <strong>nouvelle m\u00e9thodologie d&rsquo;\u00e9valuation de l&rsquo;impact du cycle de vie<\/strong> <strong>pour tenir compte de<\/strong> <strong>la<\/strong> <strong>dissipation des ressources min\u00e9rales<\/strong>. Ce projet de doctorat a \u00e9t\u00e9 r\u00e9alis\u00e9 sous la direction de Guido Sonnemann, sous la supervision de Philippe Loubet au Groupe CyVi, Bertrand Laratte aux Arts et M\u00e9tiers ParisTech, Jacques Villeneuve, et St\u00e9phanie Muller au BRGM, et avec l&rsquo;\u00e9troite collaboration de Antoine Beylot (BRGM) et Christoph Helbig (Universit\u00e9 de Bayreuth).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alexandre a publi\u00e9 quelques articles scientifiques sur la prise en compte des ressources min\u00e9rales dans l&rsquo;ACV au cours de sa th\u00e8se. Concernant les ressources min\u00e9rales en g\u00e9n\u00e9ral, <a href=\"https:\/\/doi.org\/10.1016\/j.resconrec.2021.105912\" class=\"ek-link\">un premier article publi\u00e9 dans Resources, Conservation and Recycling<\/a>, a \u00e9tudi\u00e9 les multiples voies d&rsquo;impact reliant la consommation de ressources min\u00e9rales \u00e0 la zone de protection (ZP) Ressources naturelles. Il propose un lien entre les interventions humaines et l&rsquo;AOP bas\u00e9 sur diff\u00e9rentes perspectives culturelles.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_121671-3c > .kt-row-column-wrap{align-content:center;}:where(#kt-layout-id_121671-3c > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}#kt-layout-id_121671-3c > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1200px;padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}#kt-layout-id_121671-3c > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_121671-3c > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){#kt-layout-id_121671-3c > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignfull\"><div id=\"kt-layout-id_121671-3c\" class=\"kt-row-layout-inner kt-layout-id_121671-3c\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-default kt-v-gutter-default kt-row-valign-middle kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row kb-theme-content-width\"><style>.kadence-column_550c84-7f > .kt-inside-inner-col{display:flex;}.kadence-column_550c84-7f > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_550c84-7f > .kt-inside-inner-col,.kadence-column_550c84-7f > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_550c84-7f > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_550c84-7f > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column_550c84-7f{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_550c84-7f > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_550c84-7f{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column_550c84-7f{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column_550c84-7f{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column_550c84-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_550c84-7f\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.weloop.org\/wp-content\/uploads\/2022\/08\/pexels-athena-2582937-683x1024.jpg\" alt=\"\" class=\"wp-image-3243\"\/><\/figure>\n<\/div>\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\"><\/div>\n<\/div><\/div>\n\n\n<style>.kadence-column_1ae2bb-66 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_1ae2bb-66 > .kt-inside-inner-col,.kadence-column_1ae2bb-66 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_1ae2bb-66 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_1ae2bb-66 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_1ae2bb-66 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_1ae2bb-66 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_1ae2bb-66{position:relative;}@media all and (max-width: 1024px){.kadence-column_1ae2bb-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_1ae2bb-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_1ae2bb-66\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">En ce qui concerne la dissipation des ressources min\u00e9rales, <a href=\"https:\/\/doi.org\/10.1016\/j.resconrec.2019.104449\" class=\"ek-link\">un court article de perspective a propos\u00e9 d&rsquo;utiliser l&rsquo;analyse dynamique des flux de mati\u00e8res (AMF) pour \u00e9valuer la dissipation des ressources abiotiques dans l&rsquo;ACV<\/a>. Le cadre a \u00e9t\u00e9 op\u00e9rationnalis\u00e9 en m\u00e9thodes r\u00e9elles d&rsquo;\u00e9valuation de l&rsquo;impact du cycle de vie (LCIA) pour 18 m\u00e9taux avec une m\u00e9thodologie d\u00e9finie dans un second article intitul\u00e9 <a href=\"https:\/\/doi.org\/10.1111\/jiec.13136\" class=\"ek-link\">\u00ab\u00a0Life cycle impact assessment methods for estimating the impacts of dissipative flows of metals\u00a0\u00bb<\/a>, publi\u00e9 dans le Journal of Industrial Ecology. Ces deux m\u00e9thodes LCIA mesurent les taux de dissipation moyens (ADR) et la perte de temps de service potentiel (LPST) due \u00e0 la dissipation globale des m\u00e9taux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un troisi\u00e8me article fournit un ensemble de donn\u00e9es et un mod\u00e8le permettant d&rsquo;\u00e9valuer les pertes et les dur\u00e9es de vie de 61 m\u00e9taux dans l&rsquo;\u00e9conomie en utilisant une approche dynamique d&rsquo;AMF. L&rsquo;article, intitul\u00e9 \u00ab\u00a0<a href=\"https:\/\/doi.org\/10.1038\/s41893-022-00895-8\" class=\"ek-link\">Losses and lifetimes of metals in the economy<\/a>\u00ab\u00a0, est publi\u00e9 dans Nature Sustainability et peut \u00eatre consult\u00e9 en ligne <a href=\"https:\/\/rdcu.be\/cNU7n\" class=\"ek-link\">here<\/a>. En outre, l&rsquo;ensemble de donn\u00e9es et le code Python sont accessibles <a href=\"https:\/\/doi.org\/10.17605\/OSF.IO\/CWU3D\" class=\"ek-link\">here<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sur la base de ces r\u00e9sultats d&rsquo;AMF dynamique, un quatri\u00e8me article, \u00ab\u00a0Midpoint and endpoint characterization factors for mineral resource dissipation : methods and application to 6,000 data sets\u00a0\u00bb publi\u00e9 dans l&rsquo;International Journal of LCA, a \u00e9tendu les m\u00e9thodes ADR et LPST \u00e0 61 m\u00e9taux et a propos\u00e9 des facteurs de caract\u00e9risation du point final bas\u00e9s sur le prix du march\u00e9 des m\u00e9taux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lire l&rsquo;article <a href=\"https:\/\/link.springer.com\/article\/10.1007\/s11367-022-02093-2\" target=\"_blank\" aria-label=\" (opens in a new tab)\" rel=\"noreferrer noopener\" class=\"ek-link\">here<\/a>. <\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n<style>#kt-layout-id_bdef04-46 > .kt-row-column-wrap{align-content:center;}:where(#kt-layout-id_bdef04-46 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}#kt-layout-id_bdef04-46 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1200px;padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:50px;grid-template-columns:minmax(0, 1fr);}#kt-layout-id_bdef04-46 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){#kt-layout-id_bdef04-46 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){#kt-layout-id_bdef04-46 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignfull\"><div id=\"kt-layout-id_bdef04-46\" class=\"kt-row-layout-inner kt-layout-id_bdef04-46\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-gutter-default kt-v-gutter-default kt-row-valign-middle kt-row-layout-equal kt-tab-layout-inherit kt-m-colapse-left-to-right kt-mobile-layout-row kb-theme-content-width\"><style>.kadence-column_7684ec-2a > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_7684ec-2a > .kt-inside-inner-col,.kadence-column_7684ec-2a > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_7684ec-2a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_7684ec-2a > .kt-inside-inner-col{flex-direction:column;}.kadence-column_7684ec-2a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_7684ec-2a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_7684ec-2a{position:relative;}@media all and (max-width: 1024px){.kadence-column_7684ec-2a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_7684ec-2a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_7684ec-2a\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">En outre, les m\u00e9thodes ont \u00e9t\u00e9 appliqu\u00e9es \u00e0 6 000 ensembles de donn\u00e9es pour \u00e9valuer les r\u00e9sultats potentiels de l&rsquo;ACV attendus de l&rsquo;utilisation de ces m\u00e9thodes et les comparer \u00e0 ceux calcul\u00e9s avec les m\u00e9thodes Abiotic Depletion Potential (ADP) et ReCiPe 2016.<\/p>\n<\/div><\/div>\n<\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Ces derni\u00e8res ann\u00e9es, des efforts ont \u00e9t\u00e9 men\u00e9s dans la communaut\u00e9 de l&rsquo;analyse du cycle de vie (ACV) pour am\u00e9liorer la prise en compte de la dissipation en modifiant les inventaires du cycle de vie et en d\u00e9veloppant de nouvelles m\u00e9thodologies d&rsquo;\u00e9valuation des impacts.<\/p>","protected":false},"author":1,"featured_media":3223,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","neve_meta_sidebar":"","neve_meta_container":"contained","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"[\"content\",\"tags\",\"post-navigation\",\"comments\"]","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_themeisle_gutenberg_block_has_review":false,"_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"categories":[126],"tags":[],"class_list":["post-3218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-et-decryptages"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.8 (Yoast SEO v27.8) - 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