{"id":18115,"date":"2020-10-15T22:47:58","date_gmt":"2020-10-15T20:47:58","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=18115"},"modified":"2020-10-15T22:51:12","modified_gmt":"2020-10-15T20:51:12","slug":"levolucio-dels-escarabats-i-els-efectes-del-canvi-climatic","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/levolucio-dels-escarabats-i-els-efectes-del-canvi-climatic\/","title":{"rendered":"L&#8217;evoluci\u00f3 dels escarabats i els efectes del canvi clim\u00e0tic"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Un grup de recerca de <a rel=\"noreferrer noopener\" href=\"https:\/\/www.ibe.upf-csic.es\/home\" target=\"_blank\">l&#8217;Institut de Biologia Evolutiva (IBE: CSIC-UPF)<\/a> ha determinat, <a rel=\"noreferrer noopener\" href=\"https:\/\/www.ibe.upf-csic.es\/home\/-\/asset_publisher\/T2caeLMECPvW\/content\/id\/237605380\/maximized\" target=\"_blank\">en un estudi recent<\/a>, p\u00f2stum d&#8217;Ignacio Ribera, que <strong>els ambients\u00a0hipersalins\u00a0no han actuat com a factor limitant per a l&#8217;adaptaci\u00f3 i la diversificaci\u00f3 ecol\u00f2gica dels escarabats aqu\u00e0tics.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aquests resultats <strong>contrasten amb la principal hip\u00f2tesi existent<\/strong> sobre especialitzacions ecol\u00f2giques extremes, que sostenia que <strong>una vegada aconseguida aquesta especialitzaci\u00f3 es perdia capacitat d&#8217;adaptabilitat a altres ambients o canvis en l&#8217;entorn.<\/strong><\/p>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u00abL&#8217;objectiu principal ha estat analitzar si les especialitzacions ecol\u00f2giques als ambients extrems suposen un atzucac evolutiu, \u00e9s a dir, que una vegada les esp\u00e8cies s&#8217;han especialitzat per sobreviure a condicions ambientals altament estressants, la seva capacitat d&#8217;adaptaci\u00f3 es veu seriosament compromesa\u00bb<br><strong>Adri\u00e1n Villastrigo<\/strong><br>&#8211; Investigador i primer autor de l&#8217;estudi de l&#8217;IBE &#8211; <\/p><\/blockquote>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">A trav\u00e9s de la <strong>seq\u00fcenciaci\u00f3 de m\u00e9s de 40 genomes mitocondrials<\/strong> s&#8217;han aconseguit reconstruir <strong>90 milions d&#8217;anys de processos evolutius<\/strong> dels escarabats aqu\u00e0tics del g\u00e8nere\u00a0<em>Ochthebius<\/em>\u00a0i s&#8217;ha pogut comprovar que els h\u00e0bitats\u00a0hipersalins\u00a0no han suposat obstacles insalvables per a la superviv\u00e8ncia i adaptaci\u00f3 d&#8217;aquests escarabats.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aix\u00ed, els resultats podrien servir per <strong>preveure les conseq\u00fc\u00e8ncies per a les esp\u00e8cies de la salinitzaci\u00f3 i&nbsp;<\/strong><a href=\"https:\/\/ellipse.prbb.org\/ca\/un-mapa-global-de-la-desertificacio-del-planeta\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>aridificaci\u00f3<\/strong>&nbsp;<\/a>dels ambients aqu\u00e0tics continentals causades pel canvi clim\u00e0tic.<\/p>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Un equip cient\u00edfic de l&#8217;IBE ha concl\u00f2s que els escarabats aqu\u00e0tics han pogut adaptar-se evolutivament al llarg dels anys a ambients hipersalins, en contra de la creen\u00e7a m\u00e9s estesa.<\/p>\n","protected":false},"author":9,"featured_media":18103,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[259,283,706,211],"new-type":[35],"class_list":["post-18115","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-biodiversitat","tag-evolucio","tag-genomica","tag-ibe-csic-upf","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/18115","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\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=18115"}],"version-history":[{"count":7,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/18115\/revisions"}],"predecessor-version":[{"id":18127,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/18115\/revisions\/18127"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/18103"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=18115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=18115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=18115"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=18115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}