{"id":13464,"date":"2021-11-10T15:15:23","date_gmt":"2021-11-10T14:15:23","guid":{"rendered":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=13464"},"modified":"2025-01-28T16:44:45","modified_gmt":"2025-01-28T15:44:45","slug":"com-aprenem-a-calcular-el-riscos-dinundacions","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/com-aprenem-a-calcular-el-riscos-dinundacions\/","title":{"rendered":"Com aprenem a calcular el riscos d&#8217;inundacions?"},"content":{"rendered":"<p>El dimarts 9 de novembre, els estudiants de Ci\u00e8ncies de la Terra i del Medi Ambient de 2n de Batxillerat de l&#8217;<a href=\"http:\/\/plafarreras.cat\/\" target=\"_blank\" rel=\"noopener\">Institut Joaquima Pla i Farreras<\/a> de Sant Cugat del Vall\u00e8s es van proposar el repte de calcular l&#8217;afectaci\u00f3 a tres ponts de Molins de Rei per possibles avingudes provinents de la Riera de Vallvidrera. El Camp d&#8217;aprenentatge Can Santoi els ha acompanyat amb la proposta did\u00e0ctica: <a href=\"http:\/\/www.xtec.cat\/cda-cansantoi\/Inundacions_batxillerat.pdf\" target=\"_blank\" rel=\"noopener\">Com preveure els riscos d&#8217;inundacions?<\/a> <span style=\"font-family: inherit; font-size: 1em;\">La motivaci\u00f3 els va emp\u00e8nyer a con\u00e8ixer sobre el terreny com \u00e9s aquesta part del territori. Es van centrar en calcular el cabal m\u00e0xim que podria arribar la vall baixa de la Riera de Vallvidrera abans de la seva desembocadura al Riu Llobregat.\u00a0<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-13470 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-300x300.jpg 300w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-1024x1024.jpg 1024w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-150x150.jpg 150w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-768x768.jpg 768w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580-1536x1536.jpg 1536w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/IMG_20211109_152950_580.jpg 1564w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>La darrera inundaci\u00f3 d&#8217;aquesta vall es va produir a la d\u00e8cada dels anys noranta, afectant a les vies i a la circulaci\u00f3 de trens. Els estudiants han emprat dades clim\u00e0tiques hist\u00f2riques, dades geogr\u00e0fiques de la conca fluvial i han efectuat c\u00e0lculs per a per\u00edodes de retorn de 100 i 500 anys. Els ha calgut trobar les \u00e0rees de pas dels tres ponts: Rodalies R-4, Pol\u00edgon del Mol\u00ed i la Comarcal C-1413A. A nivell m\u00e9s te\u00f2ric, han aplicat m\u00e8todes de c\u00e0lcul algor\u00edtmics senzills i han conegut els que empra l&#8217;<a href=\"http:\/\/aca.gencat.cat\/ca\/inici\" target=\"_blank\" rel=\"noopener\">Ag\u00e8ncia Catalana de l&#8217;Aigua<\/a>. Segons les mesures emprades amb t\u00e8cniques dels <a href=\"http:\/\/www.icc.cat\/vissir3\/\" target=\"_blank\" rel=\"noopener\">Sistemes d&#8217;Informaci\u00f3 Geogr\u00e0fica, <\/a>l&#8217;\u00e0rea de la conca hidrol\u00f2gica \u00e9s d&#8217;uns 22 km<sup>2<\/sup> i la riera mesura uns 13 Km de longitud.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-13471 alignright\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/PHOTO-2021-11-09-15-26-54-169x300.jpg\" alt=\"\" width=\"169\" height=\"300\" srcset=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/PHOTO-2021-11-09-15-26-54-169x300.jpg 169w, https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2021\/11\/PHOTO-2021-11-09-15-26-54.jpg 360w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/>Els resultats obtinguts a la recerca, per a episodis de pluges extraordin\u00e0ries amb periodicitat de 100 i 500 anys, \u00e9s que cap dels tres ponts podria engolir l&#8217;aigua que s&#8217;acumularia. Tot i emprar una aproximaci\u00f3 de c\u00e0lcul m\u00e9s simple que la que empra l&#8217;ACA, els ha fet pensar en les vulnerabilitats a les persones, als serveis del pol\u00edgon industrial i a les pr\u00f2pies infraestructures vi\u00e0ries. Amb el que han apr\u00e8s, s&#8217;han proposat elaborar una producci\u00f3 audiovisual did\u00e0ctica per a estudiants de prim\u00e0ria.<\/p>\n<p>Els estudiants de lnstitut Joaquima Pla i Farreras han trobat inter\u00e8s en l&#8217;aplicaci\u00f3 de les Ci\u00e8ncies de la Terra i del Medi Ambient en aquest moment de transici\u00f3 a estudis superiors i a nous aprenentatges.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El dimarts 9 de novembre, els estudiants de Ci\u00e8ncies de la Terra i del Medi Ambient de 2n de Batxillerat de l&#8217;Institut Joaquima Pla i Farreras de Sant Cugat del Vall\u00e8s es van proposar el repte de calcular l&#8217;afectaci\u00f3 a tres ponts de Molins de Rei per possibles avingudes provinents de la Riera de Vallvidrera. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":13470,"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":[1,295,423,29],"tags":[],"class_list":["post-13464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-geologia","category-inundacio","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/13464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/comments?post=13464"}],"version-history":[{"count":3,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/13464\/revisions"}],"predecessor-version":[{"id":13481,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/13464\/revisions\/13481"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/13470"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=13464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=13464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=13464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}