{"id":31054,"date":"2020-12-08T22:00:00","date_gmt":"2020-12-08T21:00:00","guid":{"rendered":"https:\/\/www.swecobelgium.be\/blog\/miser-sur-le-circulaire-dans-les-zones-urbaines-pour-lutter-contre-le-changement-climatique\/"},"modified":"2025-03-14T11:07:11","modified_gmt":"2025-03-14T10:07:11","slug":"miser-sur-le-circulaire-dans-les-zones-urbaines-pour-lutter-contre-le-changement-climatique","status":"publish","type":"blog","link":"https:\/\/www.swecobelgium.be\/fr\/actualites\/miser-sur-le-circulaire-dans-les-zones-urbaines-pour-lutter-contre-le-changement-climatique\/","title":{"rendered":"Miser sur le circulaire dans les zones urbaines pour lutter contre le changement climatique"},"content":{"rendered":"<section class=\"block block-share block--white\" >\n\t<div class=\"block__inner\">\n\t\t<div class=\"col--12 col--wrapper col--center\">\n            <div class=\"col col--12 editor-content col--center\">\n                <div class=\"share\">\n                    <p class=\"share-text\">Share on: <\/p>\n                    <div class=\"ss-inline-share-wrapper ss-hover-animation-fade ss-with-counter-border ss-inline-total-counter-left\"><div class=\"ss-inline-share-content\"><\/div><\/div>                <\/div>\n            <\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block cb block--white\" >\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<h2>Augmentation de la population urbaine et strat\u00e9gie circulaire<\/h2>\n<p>La population dans les zones urbaines va augmenter de pr\u00e8s de 2,5 milliards de personnes au cours de la prochaine d\u00e9cennie. Pour faire face \u00e0 cette augmentation et atteindre les objectifs de l\u2019Accord de Paris sur le Climat, l\u2019industrie de la construction doit passer d\u2019une approche lin\u00e9aire \u00e0 une approche circulaire.<\/p>\n<h2>R\u00e9duire les \u00e9missions de carbone dans la construction<\/h2>\n<p>Pr\u00e8s de neuf pour cent des \u00e9missions de carbone proviennent de la production de mat\u00e9riaux de construction. Afin de limiter ce taux, l\u2019UE a d\u00e9cid\u00e9 que 70 pour cent de tous les d\u00e9chets de construction devaient \u00eatre recycl\u00e9s \u00e0 partir de 2020.<\/p>\n<p>\u00ab D\u00e9molir et reconstruire du neuf est devenu la norme. Une action climatique est n\u00e9cessaire d\u2019urgence car nous assistons \u00e0 une perte sans pr\u00e9c\u00e9dent de la <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/resilience-climatique-nature\/\">biodiversit\u00e9<\/a> des \u00e9cosyst\u00e8mes. En adaptant nos villes et localit\u00e9s, grandes ou petites, par l\u2019adoption d\u2019une strat\u00e9gie circulaire, nous pouvons infl\u00e9chir la courbe de la <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/resilience-climatique-nature\/\">biodiversit\u00e9<\/a>, am\u00e9liorer notre climat et fournir des espaces urbains plus attrayants \u00bb explique Nina Marie Andersen, architecte paysagiste chez Sweco.<\/p>\n<h2>Projet de r\u00e9utilisation des b\u00e2timents \u00e0 Oslo<\/h2>\n<p>\u00c0 Oslo, un projet vise \u00e0 r\u00e9utiliser un immeuble de 18 \u00e9tages datant de 1970. Si le b\u00e2timent est d\u00e9moli pour c\u00e9der la place \u00e0 une nouvelle construction, les mat\u00e9riaux de construction repr\u00e9senteraient environ 4.000 tonnes de carbone. Mais, par la r\u00e9novation et la conservation de la majeure partie des structures lourdes, les \u00e9missions seront inf\u00e9rieures de 55 pour cent.<\/p>\n<h2>Recyclage des mat\u00e9riaux de construction<\/h2>\n<p>Si des structures enti\u00e8res ne peuvent \u00eatre conserv\u00e9es et r\u00e9utilis\u00e9es de mani\u00e8re satisfaisante, le recyclage des mat\u00e9riaux de construction existants constitue un bon choix, en particulier pour le b\u00e9ton. La production mondiale de ciment repr\u00e9sente environ cinq pour cent des \u00e9missions totales de carbone, soit deux fois plus que les \u00e9missions li\u00e9es au transport a\u00e9rien.<\/p>\n<p>Construction City, une alliance d\u2019entreprises de construction \u00e0 Oslo, a identifi\u00e9 l\u2019opportunit\u00e9 de r\u00e9utiliser 3.400 tonnes de b\u00e9ton. De la sorte, il est possible de r\u00e9duire les \u00e9missions totales de carbone de 952 tonnes, soit l\u2019\u00e9quivalent d\u2019environ 350 vols aller-retour de Londres \u00e0 New York.<\/p>\n<p><a href=\"https:\/\/www.swecourbaninsight.com\/climate-action\/going-circular-a-vision-for-urban-transition\/\" target=\"_blank\" rel=\"noopener\"><strong>\u00ab\u00a0Going circular \u2013 A vision for urban transition\u00a0\u00bb<\/strong><\/a> \u00a0est le sixi\u00e8me d\u2019une s\u00e9rie de rapports Urban Insight de Sweco sur le th\u00e8me de l\u2019Action pour le Climat, dans lequel nos experts soulignent les donn\u00e9es sp\u00e9cifiques, les faits et les connaissances scientifiques n\u00e9cessaires pour planifier et construire de futurs environnements urbains s\u00fbrs et r\u00e9silients.<\/p>\n<p>PLUS D&rsquo;INFOS<br \/>\n<a href=\"https:\/\/www.swecourbaninsight.com\/\" target=\"_blank\" rel=\"noopener\">www.swecourbaninsight.com<\/a><\/p>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block block--white latest-insights\" >\n\t<div class=\"block__inner latest-insights__inner\">\n\t\t<div class=\"col--11 col--wrapper\">\n\t\t\t\t\t\t\t<div class=\"col col--12 editor-content latest-insights__title\">\n\t\t\t\t\t<h2 class=\"h2 hyphenate\">Autres actualit\u00e9s<\/h2>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/05\/01-RPGD_metropolitangreen_parklounge_02_kleiner-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"Hoe de Ringparken de stad Antwerpen van onderuit groener maken\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Leefbare Steden, Villes de demain, Leefbare Steden, Bonne terre<span class=\"cats__sep\"><\/span>28 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/comment-les-ringparken-rendent-la-ville-danvers-plus-verte-en-partant-du-sol\/\">Comment les Ringparken rendent la ville d\u2019Anvers plus verte, en partant du sol<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/05\/batch-heating-design-2-520x296.jpeg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Industry Transition, Transition industrielle<span class=\"cats__sep\"><\/span>27 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/optimiser-le-chauffage-par-batch-une-utilisation-plus-intelligente-de-la-vapeur-pour-des-performances-plus-efficaces-des-echangeurs-de-chaleur\/\">Optimiser le chauffage par batch : une utilisation plus intelligente de la vapeur pour des performances plus efficaces des \u00e9changeurs de chaleur<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2024\/12\/SWECO_Coronmeuse_HRes-0278-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"Je ziet de Coronmeuse site waar er gebruik wordt gemaakt van waterdoorlatende betegeling en gestapeld muurtje uit circulair materiaal\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Expert Talk, Bonne terre<span class=\"cats__sep\"><\/span>27 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/le-sol-fondation-de-la-ville-de-demain\/\">Le sol, fondation de la ville de demain<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block form-block block--lightgray\" >\n\t<div class=\"block__inner form-block__inner \">\n\n                    <div class=\"col--11 col--wrapper\">\n                                    <div class=\"col col--4 editor-content form-block__title\">\n                        <h2 class=\"h2 hyphenate\">Inscrivez-vous \u00e0 notre newsletter<\/h2>                    <\/div>\n                    <div class=\"col--12 col\"><\/div>\n                \n                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