{"id":5392,"date":"2014-01-27T11:36:16","date_gmt":"2014-01-27T10:36:16","guid":{"rendered":"http:\/\/www.ub.edu\/plasostenibilitat\/?p=1259"},"modified":"2023-03-27T10:25:00","modified_gmt":"2023-03-27T10:25:00","slug":"la-contaminacio-atmosferica-eco2-0-12","status":"publish","type":"post","link":"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\/la-contaminacio-atmosferica-eco2-0-12","title":{"rendered":"La Contaminaci\u00f3 Atmosf\u00e8rica (Eco2.0 \u2013 12)"},"content":{"rendered":"\n<p>Segons dades de l&#8217;<a title=\"Ag\u00e8ncia Europea de Medi Ambient\" rel=\"noopener noreferrer\" href=\"http:\/\/www.eea.europa.eu\/es\" target=\"_blank\">Ag\u00e8ncia Europea de Medi Ambient<\/a>, en les \u00faltimes d\u00e8cades s&#8217;ha produ\u00eft un descens de les emissions i concentracions de contaminants atmosf\u00e8rics. Tanmateix, encara avui dia la <strong>contaminaci\u00f3 atmosf\u00e8rica<\/strong> \u00e9s un problema en moltes zones urbanes europees, on es calcula que el 90% de la poblaci\u00f3 est\u00e0 exposada a concentracions de contaminants atmosf\u00e8rics que l&#8217;Organitzaci\u00f3 Mundial de la Salut considera nocives per a la salut. Alguns dels principals problemes de salut derivats s\u00f3n malalties respirat\u00f2ries i cardiovasculars, que afecten sobretot a nens, gent gran i malalts cr\u00f2nics.<\/p>\n\n\n\n<p>A m\u00e9s, la contaminaci\u00f3 atmosf\u00e8rica tamb\u00e9 \u00e9s responsable de diverses afectacions al medi ambient, com ara la pluja \u00e0cida i el canvi clim\u00e0tic.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone wp-image-7254 size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/transitdelaciutat-1024x768.jpg\" alt=\"Imatge del tr\u00e0nsit a la ciutat de Barcelona. \" class=\"wp-image-7254\" srcset=\"https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/transitdelaciutat.jpg 1024w, https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/transitdelaciutat-300x225.jpg 300w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Imatge del tr\u00e0nsit a la ciutat de Barcelona. Font:. http:\/\/www.flickr.com\/photos\/rofi\/2319658152\/. Autor: rofi. Llicencia Creative Commons.<\/figcaption><\/figure>\n\n\n\n<p>L&#8217;activitat humana \u00e9s una de les principals causes de contaminaci\u00f3 atmosf\u00e8rica, i en zones urbanes sobretot per les <strong>emissions del tr\u00e0nsit rodat<\/strong> (principalment pels autom\u00f2bils). Els <strong>contaminants m\u00e9s perjudicials<\/strong> derivats d&#8217;aquestes activitats s\u00f3n les part\u00edcules en suspensi\u00f3 (que en funci\u00f3 del seu di\u00e0metre s\u00f3n denominades PM10, PM5 o PM2.5), els \u00f2xids de nitrogen, els \u00f2xids de sofre, l&#8217;oz\u00f3 troposf\u00e8ric i el mon\u00f2xid de carboni.<\/p>\n\n\n\n<p>Les condicions meteorol\u00f2giques agreugen els episodis de contaminaci\u00f3, sobretot quan un temps anticicl\u00f2nic s&#8217;allarga durant molts dies, ja que disminueix la dispersi\u00f3 dels contaminants i aquests es van acumulant amb el pas del temps, tal com succeeix peri\u00f2dicament a la ciutat de Barcelona.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone wp-image-7253 size-large\"><img decoding=\"async\" width=\"1024\" height=\"567\" src=\"https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/contaminacioatmosferica-1024x567.jpg\" alt=\"Imatge de la contaminaci\u00f3 atmosf\u00e8rica a la ciutat de Barcelona. \" class=\"wp-image-7253\" srcset=\"https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/contaminacioatmosferica.jpg 1024w, https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2014\/01\/contaminacioatmosferica-300x166.jpg 300w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Imatge de la contaminaci\u00f3 atmosf\u00e8rica a la ciutat de Barcelona. Font: http:\/\/www.flickr.com\/photos\/un_barcelones\/51519354\/ . Autor: un_barcelones. Llicencia Creative Commons.<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-columns destacat is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Qu\u00e8 podem fer per millorar la qualitat de l&#8217;aire?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Intenta despla\u00e7ar-te en bici o a peu sempre que sigui possible.<\/li>\n\n\n\n<li>Utilitza el transport p\u00fablic sempre que puguis enlloc del cotxe o la moto.<\/li>\n\n\n\n<li>Quan hagis d&#8217;agafar el cotxe, intenta compartir-lo amb altres persones que realitzin el mateix trajecte.<\/li>\n\n\n\n<li>Realitza una conducci\u00f3 eficient per tal de disminuir els efectes perjudicials de l&#8217;\u00fas de vehicles motoritzats. Gr\u00e0cies a la conducci\u00f3 eficient es pot estalviar de mitjana un 20% de carburant.<\/li>\n\n\n\n<li>Si tens cotxe, fes un bon manteniment per assegurar que el rendiment del motor \u00e9s adequat i no genera m\u00e9s emissions de contaminants de les necess\u00e0ries.<\/li>\n\n\n\n<li>En cas que hagis de comprar un cotxe, escull un model que generi poques emissions de contaminants atmosf\u00e8rics, com ara vehicles el\u00e8ctrics, h\u00edbrids, de baixes emissions de CO2, o amb filtraci\u00f3 de part\u00edcules contaminants.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e9s informaci\u00f3&#8230;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.ub.edu\/ossma\/medi-ambient\/indicadors-ambientals\" data-type=\"page\" data-id=\"582\">Indicadors ambientals: Qualitat de l\u2019aire<\/a>. Oficina de Seguretat, Salut i Medi Ambient. Universitat de Barcelona.<\/li>\n\n\n\n<li><a title=\"Xarxa Vigil\u00e0ncia i Previsi\u00f3 Contaminaci\u00f3 Atmosf\u00e8rica\" href=\"http:\/\/mediambient.gencat.cat\/ca\/05_ambits_dactuacio\/atmosfera\/qualitat_de_laire\/avaluacio\/xarxa_de_vigilancia_i_previsio_de_la_contaminacio_atmosferica_xvpca\/\" target=\"_blank\" rel=\"noopener noreferrer\">Xarxa de Vigil\u00e0ncia i Previsi\u00f3 de la Contaminaci\u00f3 Atmosf\u00e8rica de Catalunya<\/a><em>.<\/em> Generalitat de Catalunya.<\/li>\n\n\n\n<li><a title=\"Qualitat de l'aire a Europa\" href=\"http:\/\/www.eea.europa.eu\/publications\/air-quality-in-europe-2013\" target=\"_blank\" rel=\"noopener noreferrer\">Air Quality in Europe<\/a>. European Environment Agency, 2013.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Segons dades de l\u2019Ag\u00e8ncia Europea de Medi Ambient, en les \u00faltimes d\u00e8cades s\u2019ha produ\u00eft un descens de les emissions i concentracions de contaminants atmosf\u00e8rics.<\/p>\n","protected":false},"author":1,"featured_media":62,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"categories":[20],"tags":[25,116,26,22],"class_list":["post-5392","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualitat-medi-ambient","tag-ecoconsells","tag-emissions-co2","tag-energia","tag-mobilitat"],"author_meta":{"display_name":"OSSMA","author_link":"https:\/\/www.ub.edu\/ossma\/es\/author\/ossmau1"},"featured_img":"https:\/\/www.ub.edu\/ossma\/wp-content\/uploads\/2016\/02\/ecoconsells.jpg","coauthors":[],"tax_additional":{"categories":{"linked":["<a href=\"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\" class=\"advgb-post-tax-term\">Medi Ambient<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Medi Ambient<\/span>"]},"tags":{"linked":["<a href=\"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\" class=\"advgb-post-tax-term\">ecoconsells<\/a>","<a href=\"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\" class=\"advgb-post-tax-term\">emissions CO2<\/a>","<a href=\"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\" class=\"advgb-post-tax-term\">energia<\/a>","<a href=\"https:\/\/www.ub.edu\/ossma\/es\/actualitat-medi-ambient\" class=\"advgb-post-tax-term\">mobilitat<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">ecoconsells<\/span>","<span class=\"advgb-post-tax-term\">emissions CO2<\/span>","<span class=\"advgb-post-tax-term\">energia<\/span>","<span class=\"advgb-post-tax-term\">mobilitat<\/span>"]}},"comment_count":"0","relative_dates":{"created":"Publicado 12 a\u00f1os hace","modified":"Actualizado 3 a\u00f1os hace"},"absolute_dates":{"created":"Publicado el 27 de enero de 2014","modified":"Actualizado el 27 de marzo de 2023"},"absolute_dates_time":{"created":"Publicado el 27 de enero de 2014 11:36","modified":"Actualizado el 27 de marzo de 2023 10:25"},"featured_img_caption":"","series_order":"","_links":{"self":[{"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/posts\/5392","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/comments?post=5392"}],"version-history":[{"count":4,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/posts\/5392\/revisions"}],"predecessor-version":[{"id":46635,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/posts\/5392\/revisions\/46635"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/media\/62"}],"wp:attachment":[{"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/media?parent=5392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/categories?post=5392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ub.edu\/ossma\/es\/wp-json\/wp\/v2\/tags?post=5392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}