{"id":12431,"date":"2019-03-10T18:40:48","date_gmt":"2019-03-10T17:40:48","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/tarragones\/?p=12431"},"modified":"2019-04-27T08:40:34","modified_gmt":"2019-04-27T06:40:34","slug":"trics13_jrovira","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/tarragones\/dinamitzacio\/trics\/trics13_jrovira\/","title":{"rendered":"Petjada de carboni"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-5353\" title=\"J\u00falia Rovira Duch\" src=\"https:\/\/serveiseducatius.xtec.cat\/tarragones\/wp-content\/uploads\/usu549\/2019\/02\/trics13_jrovira.jpg\" alt=\"J\u00falia Rovira Duch\" width=\"150\" height=\"200\" \/><strong><span style=\"color: #808080;\"><em>T\u00edtol:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/em><\/span><\/strong><strong>Petjada de carboni de l&#8217;Institut Antoni de Mart\u00ed i Franqu\u00e8s<\/strong><br \/>\n<strong><em><span style=\"color: #808080;\">Autor\/a:\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong><strong> J\u00falia Rovira Duch<\/strong><br \/>\n<strong><em><span style=\"color: #808080;\">Tutor\/a:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Pilar Garcia<br \/>\n<strong><em><span style=\"color: #808080;\">Modalitat:\u00a0\u00a0<\/span><\/em><\/strong>Ci\u00e8ncies i tecnologia: Cientificot\u00e8cnic<br \/>\n<strong><em><span style=\"color: #808080;\">\u00c0rea:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Biologia ambiental<br \/>\n<strong><em><span style=\"color: #808080;\">Centre:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Ins Antoni de Mart\u00ed i Franqu\u00e8s<br \/>\n<strong><em><span style=\"color: #808080;\">Localitat:\u00a0\u00a0\u00a0<\/span><\/em><\/strong>Tarragona<\/p>\n<h6><strong>Objectius:<\/strong><\/h6>\n<ol>\n<li>L&#8217;objectiu d&#8217;aquest treball \u00e9s determinar les emissions de gasos d\u2019efecte hivernacle generades per l&#8217;institut Antoni de Mart\u00ed i Franqu\u00e8s, i proposar actuacions de reducci\u00f3 de les emissions i conseq\u00fcentment de la petjada de carboni.<\/li>\n<\/ol>\n<h6><strong>Hip\u00f2tesi:<\/strong><\/h6>\n<p style=\"text-align: justify;\">La petjada de carboni per alumne i any, es comparar\u00e0 amb altres centres per poder determinar si aquesta \u00e9s superior, similar o inferior a altres centres educatius. La hip\u00f2tesi de partida \u00e9s que la petjada de carboni per alumne i any ser\u00e0 similar o inferior, ja que es tracta d&#8217;un centre educatiu molt gran amb un elevat nombre d&#8217;alumnes, per tant les emissions quedaran m\u00e9s repartides.<\/p>\n<h6><strong>El proc\u00e9s:<\/strong><\/h6>\n<p style=\"text-align: justify;\">El c\u00e0lcul de la petjada de carboni s&#8217;ha realitzat per fases: identificaci\u00f3 de l&#8217;organitzaci\u00f3, definici\u00f3 dels l\u00edmits organitzatius i operacionals, identificaci\u00f3 de les principals fonts d\u2019emissi\u00f3, recopilaci\u00f3 de dades i establiment dels factors d\u2019emissi\u00f3, c\u00e0lcul de les emissions, discusi\u00f3 i presentaci\u00f3 dels resultats. La petjada de carboni s&#8217;ha calculat prenent com a l\u00edmit temporal l&#8217;any 2017, i l\u00edmit espacial el nostre centre educatiu. Pel que fa als l\u00edmits operacionals, s&#8217;han contemplat les emissions dels abasts 1, 2 i 3 del Greenhouse Gas Protocol.<br \/>\nCom a dificultats s&#8217;haurien de destacar algunes incerteses en el c\u00e0lcul de la petjada de carboni, sobretot la mobilitat, ja que es desconeix amb exactitud el medi de transport emprat pels alumnes.<\/p>\n<h6><strong>Conclusions:<\/strong><\/h6>\n<p style=\"text-align: justify;\">La petjada de carboni de l\u2019Institut Antoni de Mart\u00ed i Franqu\u00e8s, ha sigut de 295,34 tones CO2 eq durant l\u2019any 2017 (establert com a any base o de refer\u00e8ncia), i de 0,24 tones CO2 eq per alumne i any.<br \/>\nLa font emissora de gasos d\u2019efecte hivernacle amb una major contribuci\u00f3 a la petjada de carboni de l\u2019institut \u00e9s la mobilitat, amb un 41% de les emissions (121 tones de CO2 eq\/any), seguida de la construcci\u00f3 de les edificacions, amb un 24% (71 tones CO 2 eq\/any) i de l\u2019energia el\u00e8ctrica, amb un 19% (56 tones CO2 eq\/any).<br \/>\nEl c\u00e0lcul de la petjada de carboni comporta tot un seguit d\u2019incerteses, destacant sobretot la mobilitat, ja que es desconeix amb exactitud el medi de transport emprat per part de l\u2019alumnat. \u00c9s per aix\u00f2 que s\u2019ha fet una estimaci\u00f3 basada en les dades obtingudes a partir de les adreces d\u2019un grup control de cada nivell, que ens ha proporcionat la informaci\u00f3 de com arriben a l\u2019institut. A partir d\u2019aqu\u00ed, hem pogut fer l\u2019estimaci\u00f3 tenint en compte els cursos de refer\u00e8ncia i l\u2019an\u00e0lisi d\u2019adreces de tots els alumnes de l&#8217;institu mitjan\u00e7ant par\u00e0metres establerts al treball en funci\u00f3 de l&#8217;adre\u00e7a.<br \/>\nLa petjada de carboni per alumne i any de l\u2019Institut Antoni de Mart\u00ed i Franqu\u00e8s \u00e9s lleugerament inferior a la resta d\u2019instituts comparats, cosa que confirmaria la hip\u00f2tesi inicial. Tot i aix\u00ed hauria estat interessant haver trobat dades de m\u00e9s instituts per poder establir aquesta comparativa de manera m\u00e9s real i fiable.<br \/>\nEncara que \u00e9s trobi lleugerament per sota de la mitjana, s\u2019han de realitzar actuacions de reducci\u00f3 de les emissions dels gasos d\u2019efecte hivernacle vinculades a l\u2019institut, ja que qualsevol actuaci\u00f3 que es realitzi per a reduir la petjada de carboni, no ser\u00e0 una actuaci\u00f3 en va, sin\u00f3 que ser\u00e0 una contribuci\u00f3 a nivell global per a millorar l\u2019estat del planeta i aportar aix\u00ed el nostre gra de sorra per a intentar contribuir menys a l\u2019efecte hivernacle.<br \/>\n\u00c9s per aix\u00f2 que en el present treball es descriuen una s\u00e8rie de propostes per a la reducci\u00f3 d\u2019aquestes emissions: la substituci\u00f3 del gas natural per biomassa com a combustible, la substituci\u00f3 de l\u2019enllumenat existent per enllumenat amb tecnologia LED, \u00fas de cisternes amb opci\u00f3 de doble desc\u00e0rrega, consum de paper reciclat i per \u00faltim actuacions per a reduir la mobilitat com utilitzar m\u00e9s el transport p\u00fablic o compartir vehicle entre d\u2019altres. Degut a que la mobilitat comporta les emissions m\u00e9s elevades, en alguns centres educatius s&#8217;han comen\u00e7at a posar en marxa actuacions per aconseguir una mobilitat m\u00e9s sostenible.<br \/>\nEl c\u00e0lcul de la petjada de carboni en anys successius en comparaci\u00f3 amb l\u2019any base permetr\u00e0 comprovar si les propostes plantejades anteriorment es compleixen.<br \/>\nUn cop finalitzat aquest treball crec que seria necessari que tots els instituts de Catalunya calculessin la seva petjada de carboni i establissin aix\u00ed \u201cl\u2019any base\u201d, a partir d\u2019aqu\u00ed que cada centre proposes una s\u00e8rie de mesures per disminuir les seves emissions. Aquest estudi conjuntament amb les propostes que s\u2019hi plantegessin, haurien d\u2019arribar a tot l\u2019alumnat, ja que d\u2019aquesta manera podrien tenir l&#8217;oportunitat de contribuir a les reduccions de gasos d&#8217;efecte hivernacle i prendre consci\u00e8ncia de que les seves accions, per molts petites i insignificants que semblin tamb\u00e9 tenen conseq\u00fc\u00e8ncies.<\/p>\n<h6><strong>Llocs Web:<\/strong><\/h6>\n<ul>\n<li><a href=\"http:\/\/canviclimatic.gencat.cat\/web\/.content\/home\/redueix_emissions\/Com_calcular_emissions_GEH\/guia_de_calcul_demissions_de_co2\/18_Guia-practica-calcul-emissions_sense-canvis_CA.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Guia pr\u00e0ctica per al c\u00e0lcul d\u2019emissions de gasos amb efecte d\u2019hivernacle (GEH). Versi\u00f3 1 de mar\u00e7 de 2018. Oficina Catalana del Canvi Clim\u00e0tic.<\/a><\/li>\n<li><a href=\"http:\/\/ghgprotocol.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">Greenhouse Gas Protocol<\/a><\/li>\n<li><a href=\"https:\/\/www.iso.org\/obp\/ui#iso:std:iso:14064:-1:ed-1:v1:es\" target=\"_blank\" rel=\"noopener noreferrer\">ISO 14064-1:2006 pel desenvolupament d\u2019inventaris de GEH en organitzacions<\/a><\/li>\n<\/ul>\n<h6><strong>Presentaci\u00f3:<\/strong><\/h6>\n<p><iframe loading=\"lazy\" style=\"border: 1px solid #CCC; border-width: 1px; margin-bottom: 5px; max-width: 100%;\" src=\"\/\/www.slideshare.net\/slideshow\/embed_code\/key\/CouQnR6fbNsb1C\" width=\"595\" height=\"485\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" allowfullscreen=\"allowfullscreen\"> <\/iframe><\/p>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>J\u00falia Rovira Duch<\/p>\n","protected":false},"author":1,"featured_media":12432,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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