{"id":41545,"date":"2024-03-27T23:27:12","date_gmt":"2024-03-27T22:27:12","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=41545"},"modified":"2024-03-27T23:27:13","modified_gmt":"2024-03-27T22:27:13","slug":"llums-i-ombres-en-la-qualitat-de-laire-a-europa","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/llums-i-ombres-en-la-qualitat-de-laire-a-europa\/","title":{"rendered":"Llums i ombres en la qualitat de l\u2019aire a Europa"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">L\u2019<a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/\" target=\"_blank\"><strong>Institut de Salut Global de Barcelona (ISGlobal)<\/strong><\/a><strong> <\/strong>ha liderat <a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/-\/mejoras-calidad-del-aire-en-europa\" target=\"_blank\">un estudi sobre la qualitat de l\u2019aire a m\u00e9s de 1.400 regions de 35 pa\u00efsos europeus<\/a>. L\u2019objectiu de l\u2019estudi era determinar la <strong>quantitat de dies l\u2019any que cada regi\u00f3 supera els valors de contaminaci\u00f3 de l\u2019aire<\/strong> <strong>considerats <\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/contaminacio-atmosferica-emissions-de-major-impacte-i-malaltia-de-kawasaki\/\" target=\"_blank\"><strong>perillosos<\/strong> per la salut<\/a>, segons l\u2019Organitzaci\u00f3 Mundial de la Salut (OMS). S\u2019han mesurat les concentracions di\u00e0ries de part\u00edcules en suspensi\u00f3 (PM<sub>2,5<\/sub> i PM<sub>10<\/sub>) i dels gasos contaminants di\u00f2xid de nitrogen (NO<sub>2<\/sub>) i oz\u00f3 (O<sub>3<\/sub>) entre 2003 i 2019.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Els resultats mostren una <strong>disminuci\u00f3 dels nivells de part\u00edcules en suspensi\u00f3 i NO<sub>2<\/sub><\/strong>, per\u00f2 un <strong>augment de l\u2019oz\u00f3<\/strong>. El 86,3% de la poblaci\u00f3 europea va experimentar entre 2003 i 2019 almenys un dia de<strong> contaminaci\u00f3 composta<\/strong>, \u00e9s a dir, un dia en que se supera el llindar segur de dos o m\u00e9s contaminants atmosf\u00e8rics alhora. Durant el per\u00edode d\u2019estiu, el 98% de la poblaci\u00f3 va <strong>superar els <\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/la-pollucio-durant-lembaras-i-els-primers-anys-de-vida-canvia-el-cervell\/\" target=\"_blank\"><strong>llindars de contaminaci\u00f3 recomanats<\/strong><\/a> de PM<sub>2,5<\/sub> , el 86% de la poblaci\u00f3 els de NO<sub>2<\/sub>, i el 80% els de PM<sub>10<\/sub>.&nbsp;&nbsp;<\/p>\n\n\n\n<div style=\"height:70px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1067\" height=\"600\" src=\"https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-1067x600.jpg\" alt=\"\" class=\"wp-image-41553\" srcset=\"https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-1067x600.jpg 1067w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-398x224.jpg 398w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-250x140.jpg 250w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-768x432.jpg 768w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic-1536x864.jpg 1536w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2024\/03\/Ozo-troposferic.jpg 1600w\" sizes=\"auto, (max-width: 1067px) 100vw, 1067px\" \/><figcaption>Infograf\u00eda sobre l&#8217;oz\u00f3 com a contaminant. Font: ISGlobal.<\/figcaption><\/figure>\n\n\n\n<div style=\"height:70px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La contaminaci\u00f3 m\u00e9s comuna \u00e9s la causada per PM<sub>2,5<\/sub> i oz\u00f3, i <strong>la contaminaci\u00f3 per oz\u00f3 est\u00e0 augmentant, en part a causa del <\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/cathryn-tonne-isglobal-som-davant-una-emergencia-el-canvi-climatic-esta-aqui-i-ja-esta-afectant-a-la-salut-de-milions-de-vides\/\" target=\"_blank\"><strong>canvi clim\u00e0tic<\/strong><\/a>. El contaminant de m\u00e9s dif\u00edcil gesti\u00f3 \u00e9s l\u2019oz\u00f3, perqu\u00e8 es forma secund\u00e0riament quan alguns compostos interaccionen amb la llum solar. \u201cAbordar el canvi clim\u00e0tic, que influeix en la formaci\u00f3 d&#8217;oz\u00f3 a trav\u00e9s de l&#8217;augment de la llum solar i l&#8217;increment de les temperatures, \u00e9s crucial per a la gesti\u00f3 de l&#8217;oz\u00f3 a llarg termini i la protecci\u00f3 de la salut p\u00fablica\u00bb, afirma <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/joan-ballester-isglobal-rep-una-beca-erc-proof-of-concept\/\" target=\"_blank\">Joan Ballester Claramunt<\/a>, investigador d&#8217;ISGlobal i un dels autors de l&#8217;estudi.&nbsp;&nbsp;<\/p>\n\n\n\n<div style=\"height:70px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<script id=\"infogram_0_fc6b1284-9559-40b3-8add-88c8debe474d\" title=\"Unclean Days - Map of Spain\" src=\"https:\/\/e.infogram.com\/js\/dist\/embed.js?koL\" type=\"text\/javascript\"><\/script>\n\n\n\n<p class=\"wp-block-paragraph\">Mapa interactiu que mostra els dies en qu\u00e8 el nivell mitj\u00e0 de contaminants supera els l\u00edmits m\u00e0xims fixats per l&#8217;OMS a cada prov\u00edncia espanyola.&nbsp;Font: ISGlobal.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Un estudi de ISGlobal determina la disminuci\u00f3 d\u2019alguns contaminants atmosf\u00e8rics a Europa, per\u00f2 adverteix que segueixen en valors perillosos per la salut. La contaminaci\u00f3 per oz\u00f3 s\u2019agreuja a conseq\u00fc\u00e8ncia del canvi clim\u00e0tic.<\/p>\n","protected":false},"author":32,"featured_media":41550,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[295,543,376,521,303],"new-type":[35],"class_list":["post-41545","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-isglobal-cat","tag-medi-ambient","tag-pollucio","tag-salut","tag-salut-publica","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/41545","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=41545"}],"version-history":[{"count":21,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/41545\/revisions"}],"predecessor-version":[{"id":41618,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/41545\/revisions\/41618"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/41550"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=41545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=41545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=41545"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=41545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}