{"id":4842,"date":"2019-06-02T19:35:32","date_gmt":"2019-06-02T17:35:32","guid":{"rendered":"http:\/\/agora.xtec.cat\/iesperefontdevila\/?p=4842"},"modified":"2019-06-02T19:37:12","modified_gmt":"2019-06-02T17:37:12","slug":"lluitem-per-un-us-racional-dels-plastics","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/iesperefontdevila\/portada\/lluitem-per-un-us-racional-dels-plastics\/","title":{"rendered":"Per un \u00fas racional dels pl\u00e0stics"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-4843 alignleft\" src=\"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-content\/uploads\/usu203\/2019\/06\/antiplastics.jpg\" alt=\"\" width=\"368\" height=\"340\" srcset=\"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-content\/uploads\/usu203\/2019\/06\/antiplastics.jpg 3055w, https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-content\/uploads\/usu203\/2019\/06\/antiplastics-300x277.jpg 300w, https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-content\/uploads\/usu203\/2019\/06\/antiplastics-768x709.jpg 768w, https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-content\/uploads\/usu203\/2019\/06\/antiplastics-1024x946.jpg 1024w\" sizes=\"auto, (max-width: 368px) 100vw, 368px\" \/><\/p>\n<p>Els <strong>pl\u00e0stics <\/strong>s\u00f3n un grup heterogeni de productes formats per macromol\u00e8cules org\u00e0niques derivades de <strong>subst\u00e0ncies naturals<\/strong>, com la cel\u00b7lulosa o el cautx\u00fa, o obtingudes de forma <strong>sint\u00e8tica<\/strong>. En aquest segon cas, la mat\u00e8ria primera per a la seva fabricaci\u00f3 \u00e9s el <strong>petroli <\/strong>i se n\u2019obtenen materials pl\u00e0stics, com el <strong>polietil\u00e8 <\/strong>o el <strong>polipropil\u00e8<\/strong>, que t\u00edpicament formen part de les <strong>bosses<\/strong>, dels <strong>embalatges d\u2019aliments<\/strong> o de les <strong>ampolles de begudes<\/strong>.<\/p>\n<p>Durant molts anys ens hem acostumat al fet que molts d\u2019aquests productes s\u00f3n d\u2019un sol \u00fas, la qual cosa genera una <strong>quantitat de residus enorme<\/strong>, que poden trigar <strong>centenars d\u2019anys a degradar-se<\/strong>, i suposa un <strong>malbaratament de recursos <\/strong>completament irracional.<\/p>\n<p>El <strong>petroli <\/strong>utilitzat per fabricar aquests pl\u00e0stics d\u2019usar i llen\u00e7ar \u00e9s un <strong>recurs no renovable<\/strong> que es va formar fa desenes de milions d\u2019anys. Per manufacturar una sola <strong>bossa de pl\u00e0stic<\/strong> de supermercat es necessiten uns <strong>6.5 litres d\u2019aigua<\/strong>. Imagineu quants litres d\u2019aigua malbaratem llen\u00e7ant a la brossa bosses de pl\u00e0stic d\u2019un sol \u00fas!! I \u00e9s que els problemes dels pl\u00e0stics no s\u2019acaben aqu\u00ed. Una <strong>gran quantitat <\/strong>de les tones <strong>de pl\u00e0stics<\/strong> que no es reciclen <strong>acaben en el medi ambient<\/strong>, fins i tot en els llocs m\u00e9s insospitats. Fa uns dies, el submarinista Victor Vescovo va documentar la inquietant troballa d\u2019una bossa de pl\u00e0stic al lloc m\u00e9s profund de l\u2019oce\u00e0, la fossa de les Marianes, a m\u00e9s de 10.000 metres de fond\u00e0ria. <strong>Els mars i els oceans s\u00f3n els m\u00e9s perjudicats per l\u2019\u00fas abusiu i inc\u00edvic que fem dels pl\u00e0stics<\/strong>. Alguns cient\u00edfics afirmen que aviat hi haur\u00e0 <strong>m\u00e9s pl\u00e0stics que peixos<\/strong> en els ambients oce\u00e0nics, els quals estan contribuint a l\u2019extinci\u00f3 d\u2019algunes esp\u00e8cies. <strong>Moltes tortugues marines<\/strong>, les esp\u00e8cies de les quals estan greument amena\u00e7ades, <strong>moren ofegades quan mengen bosses de pl\u00e0stic <\/strong>que confonen amb les seves preses naturals, les meduses.<\/p>\n<p>Afortunadament, <strong>el problema dels pl\u00e0stics sint\u00e8tics<\/strong> ja fa temps que <strong>t\u00e9 soluci\u00f3.<\/strong> A part d\u2019un <strong>canvi d\u2019h\u00e0bits<\/strong> que ens ajudi a <strong>reduir el seu \u00fas<\/strong> i fomentar el seu <strong>reciclatge<\/strong>,\u00a0 hi ha <strong>substituts d\u2019origen vegetal <\/strong>d\u2019aquests materials que s\u00f3n <strong>100% biodegradables<\/strong>. El repte \u00e9s aconseguir un canvi de mentalitat i de producci\u00f3.<\/p>\n<p>Aprofitant que el proper dia <strong>5 de juny<\/strong> \u00e9s el <strong>Dia Mundial del Medi Ambient<\/strong>, des del <strong>Comit\u00e8 Ambiental <\/strong>hem impulsat una campanya per fer reflexionar a la comunitat educativa de l\u2019IES Pere Fontdevila sobre la problem\u00e0tica dels pl\u00e0stics sint\u00e8tics. Us convidem a veure \u201cl\u2019exposici\u00f3\u201d que fem al vest\u00edbul del centre.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els pl\u00e0stics s\u00f3n un grup heterogeni de productes formats per macromol\u00e8cules org\u00e0niques derivades de subst\u00e0ncies naturals, com la cel\u00b7lulosa o el cautx\u00fa, o obtingudes de forma sint\u00e8tica. En aquest segon cas, la mat\u00e8ria primera per a la seva fabricaci\u00f3 \u00e9s el petroli i se n\u2019obtenen materials pl\u00e0stics, com el polietil\u00e8 o el polipropil\u00e8, que t\u00edpicament [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4843,"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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[29,179],"tags":[],"class_list":["post-4842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-portada","category-comite_ambiental"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/posts\/4842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/comments?post=4842"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/posts\/4842\/revisions"}],"predecessor-version":[{"id":4846,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/posts\/4842\/revisions\/4846"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/media\/4843"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/media?parent=4842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/categories?post=4842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesperefontdevila\/wp-json\/wp\/v2\/tags?post=4842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}