{"id":6629,"date":"2022-05-12T08:52:13","date_gmt":"2022-05-12T06:52:13","guid":{"rendered":"https:\/\/sceaux-lagazette.fr\/?p=6629"},"modified":"2023-02-17T06:16:04","modified_gmt":"2023-02-17T05:16:04","slug":"emissions-locales-de-gaz-a-effet-de-serre-1","status":"publish","type":"post","link":"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/","title":{"rendered":"\u00c9missions locales de Gaz \u00e0 Effet de Serre (1\/2)"},"content":{"rendered":"\n<p>En mars, la Gazette s\u2019\u00e9tait fait l\u2019\u00e9cho d\u2019une r\u00e9union o\u00f9 \u00e9taient pr\u00e9sent\u00e9s les r\u00e9sultats d\u2019une \u00e9valuation des \u00e9missions de gaz \u00e0 effet de serre \u00e0 Sceaux. <a href=\"http:\/\/sigr.iau-idf.fr\/webapps\/cartes\/rose\/?op=a\" target=\"_blank\" rel=\"noreferrer noopener\">Les donn\u00e9es<\/a> utilis\u00e9es par les consultantes ayant travaill\u00e9 pour la ville \u00e9taient publiques, une \u00e9valuation sur une zone g\u00e9ographique plus large \u00e9tait possible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">La consommation \u00e9nerg\u00e9tique locale<\/h2>\n\n\n\n<p>Nous avons regard\u00e9 la consommation \u00e9nerg\u00e9tique pour la ville de Sceaux et ses voisines&nbsp;: Antony, Bagneux, Bourg-la-Reine, Ch\u00e2tenay-Malabry, Fontenay-aux-Roses et Le Plessis-Robinson. Comme pr\u00e9cis\u00e9 dans l\u2019article de mars, il s\u2019agit des \u00e9missions cr\u00e9\u00e9es sur le territoire de mani\u00e8re directe ou indirecte (ce qu\u2019on <a href=\"https:\/\/bilans-ges.ademe.fr\/fr\/accueil\/contenu\/index\/page\/categorie\/siGras\/0\" target=\"_blank\" rel=\"noreferrer noopener\">appelle les <em>scopes<\/em> 1 et 2<\/a>). Cela ne comprend pas les \u00e9missions li\u00e9es \u00e0 la production de biens alimentaires ou manufactur\u00e9s consomm\u00e9s \u00e0 Sceaux ni les \u00e9missions li\u00e9es aux voyages de Sc\u00e9ens en p\u00e9riode de vacances, mais cela comprend les transports en ville.<\/p>\n\n\n\n<p>Les donn\u00e9es sont issues de <a href=\"https:\/\/www.roseidf.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">ROSE<\/a>, \u00ab l\u2019Observatoire francilien de l\u2019\u00e9nergie et des gaz \u00e0 effet de serre \u00bb.<\/p>\n\n\n\n<p>Sur une ann\u00e9e, la consommation d\u2019\u00e9nergie pour l\u2019ensemble de ces 7 villes est un peu inf\u00e9rieure \u00e0 3 millions de MWh (2.868.090), soit l\u2019\u00e9quivalent de la moiti\u00e9 de la production annuelle d\u2019un r\u00e9acteur nucl\u00e9aire de 900MW et, ce, pour une population d\u2019environ 233&nbsp;000 habitants.<\/p>\n\n\n\n<p>Cette consommation provient par ordre d\u2019importance du gaz, de l\u2019\u00e9lectricit\u00e9 et de l\u2019ensemble \u00ab&nbsp;charbon et produits p\u00e9troliers&nbsp;\u00bb. Le chauffage urbain n\u2019existe qu\u2019\u00e0 Antony et Bagneux, o\u00f9 il repr\u00e9sente respectivement 10 et 17 % de la consommation. Le bois repr\u00e9sente une part tr\u00e8s faible.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"615\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-source-1024x615.png\" alt=\"\" class=\"wp-image-6631\" srcset=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-source-1024x615.png 1024w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-source-300x180.png 300w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-source-768x461.png 768w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-source.png 1190w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Un peu plus de 60 % de cette \u00e9nergie provient directement (sans prendre en compte leur part dans la production \u00e9lectrique) des \u00e9nergies fossiles, qui fournissent 1,83 TWh, ce qui fait en moyenne environ 8 MWh par habitant. Les diff\u00e9rences entre villes sont dues \u00e0 des causes multiples, sur lesquelles nous reviendrons dans un prochain article.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1023\" height=\"615\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-villes-par-hab.png\" alt=\"\" class=\"wp-image-6632\" srcset=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-villes-par-hab.png 1023w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-villes-par-hab-300x180.png 300w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-villes-par-hab-768x462.png 768w\" sizes=\"(max-width: 1023px) 100vw, 1023px\" \/><\/figure>\n\n\n\n<p>ROSE donne la r\u00e9partition de ces consommations par secteurs \u00e9conomiques, puis \u00e0 l\u2019int\u00e9rieur des secteurs les plus importants. Les graphiques ci-dessous donnent la r\u00e9partition par secteurs de la consommation \u00e9nerg\u00e9tique totale d\u2019une part, des \u00e9missions de gaz \u00e0 effet de serre (en CO2 \u00e9quivalent) d\u2019autre part.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-medium\"><img decoding=\"async\" width=\"300\" height=\"181\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-300x181.png\" alt=\"\" class=\"wp-image-6634\" srcset=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-300x181.png 300w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-1024x616.png 1024w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7-768x462.png 768w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Emissions-GES-7.png 1175w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><\/div>\n\n\n\n<figure class=\"wp-block-image size-medium\"><img decoding=\"async\" width=\"300\" height=\"180\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-secteur-300x180.png\" alt=\"\" class=\"wp-image-6633\" srcset=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-secteur-300x180.png 300w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-secteur-1024x615.png 1024w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-secteur-768x462.png 768w, https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/Consommation-7-par-secteur.png 1123w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<p>Le secteur r\u00e9sidentiel repr\u00e9sente plus de la moiti\u00e9 de la consommation comme des \u00e9missions. Le tertiaire compte pour un quart de la consommation et un cinqui\u00e8me des \u00e9missions. Le transport routier compte pour 14 % de la consommation mais pour 22% des \u00e9missions (on y consomme essentiellement des produits p\u00e9troliers).<\/p>\n\n\n\n<p>Le secteur \u00ab&nbsp;industrie&nbsp;\u00bb ne repr\u00e9sentent que 5% de la consommation totale et seulement 2,5 % de la consommation d\u2019\u00e9nergies fossiles. Les autres secteurs (agriculture et production d\u2019\u00e9nergie) sont anecdotiques sur ce territoire.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pavillons et appartements<\/h2>\n\n\n\n<p>La r\u00e9partition de la consommation, et particuli\u00e8rement de produits fossiles, entre pavillons et appartements ne refl\u00e8te pas leurs niveaux respectifs.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-thumbnail\"><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/R\u00e9sidentiel-r\u00e9partition-150x150.png\" alt=\"\" class=\"wp-image-6635\"\/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-thumbnail\"><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/R\u00e9sidentiel-fossiles-150x150.png\" alt=\"\" class=\"wp-image-6637\"\/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-thumbnail\"><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/R\u00e9sidentiel-consommation-150x150.png\" alt=\"\" class=\"wp-image-6636\"\/><\/figure><\/div>\n\n\n\n<p>Les maisons repr\u00e9sentent 19 % de l\u2019ensemble des logements, mais 49 % de la consommation d\u2019\u00e9nergie et 59 % des \u00e9missions de gaz \u00e0 effet de serre. Trois raisons principales \u00e0 cette situation&nbsp;: une surface habitable en moyenne nettement plus \u00e9lev\u00e9e, une construction en moyenne nettement plus ancienne (d\u2019o\u00f9 une plus faible isolation et un appel plus fr\u00e9quent \u00e0 des combustibles fossiles pour le chauffage) et enfin une surface ext\u00e9rieure par volume de logement plus forte dans une maison que dans un collectif.<\/p>\n\n\n\n<p>Au total, en comptant pour 59 % les \u00e9missions produites par le r\u00e9sidentiel qui compte lui-m\u00eame pour 54 % du total des \u00e9missions locales, les pavillons repr\u00e9sentent pr\u00e8s d\u2019un tiers (32 %) des \u00e9missions locales. On comprend qu\u2019il s\u2019agit d\u2019une cible tr\u00e8s importante pour les efforts de d\u00e9carbonation.<\/p>\n\n\n\n<p>A suivre!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>En mars, la Gazette s\u2019\u00e9tait fait l\u2019\u00e9cho d\u2019une r\u00e9union o\u00f9 \u00e9taient pr\u00e9sent\u00e9s les r\u00e9sultats d\u2019une \u00e9valuation des \u00e9missions de gaz \u00e0 effet de serre \u00e0 Sceaux. Les donn\u00e9es utilis\u00e9es par les consultantes ayant travaill\u00e9 pour la ville \u00e9taient publiques, une \u00e9valuation sur une zone g\u00e9ographique plus large \u00e9tait possible. La&#8230;<\/p>\n","protected":false},"author":11,"featured_media":6680,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[53,249],"tags":[],"class_list":["post-6629","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analyses","category-les-plus-lus","entry","simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00c9missions locales de Gaz \u00e0 Effet de Serre (1\/2) - La Gazette<\/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:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9missions locales de Gaz \u00e0 Effet de Serre (1\/2) - La Gazette\" \/>\n<meta property=\"og:description\" content=\"En mars, la Gazette s\u2019\u00e9tait fait l\u2019\u00e9cho d\u2019une r\u00e9union o\u00f9 \u00e9taient pr\u00e9sent\u00e9s les r\u00e9sultats d\u2019une \u00e9valuation des \u00e9missions de gaz \u00e0 effet de serre \u00e0 Sceaux. Les donn\u00e9es utilis\u00e9es par les consultantes ayant travaill\u00e9 pour la ville \u00e9taient publiques, une \u00e9valuation sur une zone g\u00e9ographique plus large \u00e9tait possible. La&#8230;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\" \/>\n<meta property=\"og:site_name\" content=\"La Gazette\" \/>\n<meta property=\"article:published_time\" content=\"2022-05-12T06:52:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-02-17T05:16:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/CH4_NOAA_2007_movie.gif\" \/>\n\t<meta property=\"og:image:width\" content=\"640\" \/>\n\t<meta property=\"og:image:height\" content=\"346\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/gif\" \/>\n<meta name=\"author\" content=\"G\u00e9rard Bardier\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"G\u00e9rard Bardier\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\"},\"author\":{\"name\":\"G\u00e9rard Bardier\",\"@id\":\"https:\/\/sceaux-lagazette.fr\/#\/schema\/person\/5650e206a121f68c6f5e76379bccfbc4\"},\"headline\":\"\u00c9missions locales de Gaz \u00e0 Effet de Serre (1\/2)\",\"datePublished\":\"2022-05-12T06:52:13+00:00\",\"dateModified\":\"2023-02-17T05:16:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\"},\"wordCount\":635,\"commentCount\":3,\"publisher\":{\"@id\":\"https:\/\/sceaux-lagazette.fr\/#organization\"},\"image\":{\"@id\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/sceaux-lagazette.fr\/wp-content\/uploads\/2022\/05\/CH4_NOAA_2007_movie.gif\",\"articleSection\":[\"Analyses\",\"Les plus lus\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\",\"url\":\"https:\/\/sceaux-lagazette.fr\/index.php\/2022\/05\/12\/emissions-locales-de-gaz-a-effet-de-serre-1\/\",\"name\":\"\u00c9missions locales de Gaz \u00e0 Effet de Serre (1\/2) - 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