{"id":38722,"date":"2015-08-22T07:00:52","date_gmt":"2015-08-22T07:00:52","guid":{"rendered":"http:\/\/www.climatemonitor.it\/?p=38722"},"modified":"2015-08-19T21:53:02","modified_gmt":"2015-08-19T21:53:02","slug":"se-il-clima-fosse-piu-pazzo","status":"publish","type":"post","link":"https:\/\/www.climatemonitor.it\/?p=38722","title":{"rendered":"E se il clima non fosse pi\u00f9 pazzo?"},"content":{"rendered":"<p>Si dice che il clima non possa essere impazzito, che gli uomini gli stiano o meno dando una mano, perch\u00e9 \u00e8 sempre stato pazzo. Ma cosa succederebbe se la smettesse, se non fosse pi\u00f9 governato dal caos?<\/p>\n<p><a href=\"https:\/\/it.wikipedia.org\/wiki\/Edward_Norton_Lorenz\" target=\"_blank\">Edward Lorenz<\/a>, pioniere della teoria del caos, fu il primo a diagnosticare la &#8216;pazzia&#8217; del clima, ovvero la sua caoticit\u00e0, pur comprendendo nel suo ragionamento sull&#8217;evoluzione del sistema una stretta dipendenza dalle condizioni iniziali. Ed ecco il caos: al variare, anche infinitesimale, delle condizioni iniziali, corrispondono mille soluzioni diverse per l&#8217;evoluzione del sistema. Di qui la metafora dell&#8217;effetto farfalla, il cui battito d&#8217;ali, sebbene cos\u00ec lieve da spostare solo alcune molecole d&#8217;aria, pu\u00f2 provocare una perturbazione del sistema tale da dare origine chiss\u00e0 dove e chiss\u00e0 quando a un uragano.<\/p>\n<p>La sto facendo troppo difficile per essere ancora periodo di ferie? Rimedio subito, ecco qua:<\/p>\n<p><a href=\"http:\/\/www.ceh.ac.uk\/news-and-media\/news\/severe-droughts-could-lead-widespread-losses-butterflies-2050\" target=\"_blank\">Le siccit\u00e0 estreme porteranno all&#8217;estinzione di molte specie di farfalle<\/a> o, se preferite, dalle pagine di Nature Climate Change, <em><a href=\"http:\/\/www.nature.com\/nclimate\/journal\/vaop\/ncurrent\/full\/nclimate2746.html\" target=\"_blank\">Interacting effects of climate change and habitat fragmentation on drought-sensitive butterflies<\/a><\/em>. Proprio cos\u00ec, a furia di togliere i fiori da sotto le ali delle farfalle e di emettere CO2 &#8211; cosa che inevitabilmente porter\u00e0 il clima allo sfacelo &#8211; si estingueranno le farfalle.&nbsp;Quando? Dipende. Se non faremo nulla per ridurre le emissioni, scrivono gli autori di questo paper, sar\u00e0 per il 2050 che le probabilit\u00e0 di sopravvivenza di questi esserini si ridurranno a zero. Se invece saremo bravi e invece dello scenario &#8220;<em>business as usual<\/em>&#8221; seguiremo quello della conversione a carissimo prezzo verso altra e non meglio specificata <em>nostra<\/em> forma di sopravvivenza, potremmo vederle svolazzare anche fino al 2100.<\/p>\n<p>Sotto allora, altrimenti niente pi\u00f9 lieve battito d&#8217;ali e conseguenti uragani. 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Ma&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/www.climatemonitor.it\/?p=38722\">Leggi tutto<span class=\"screen-reader-text\">E se il clima non fosse pi\u00f9 pazzo?<\/span><\/a><\/div>\n<script>\n<!-- \/\/LinkWithinCodeStart\nvar linkwithin_site_id = 1804759;\nvar linkwithin_div_class = \"linkwithin_hook\";\n\/\/LinkWithinCodeEnd -->\n<\/script>\n<script src=\"http:\/\/www.linkwithin.com\/widget.js\"><\/script>\n<a href=\"http:\/\/www.linkwithin.com\/\"><img decoding=\"async\" src=\"http:\/\/www.linkwithin.com\/pixel.png\" alt=\"Related Posts Plugin for WordPress, Blogger...\" style=\"border: 0\" \/><\/a>","protected":false},"author":2,"featured_media":38725,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[7,3],"tags":[195,3560,3559],"coauthors":[],"class_list":["post-38722","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ambiente","category-generale","tag-cambiamenti-climatici","tag-caos","tag-effetto-farfalla","entry"],"jetpack_featured_media_url":"https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2015\/08\/Farfalla.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/posts\/38722","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=38722"}],"version-history":[{"count":4,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/posts\/38722\/revisions"}],"predecessor-version":[{"id":38779,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/posts\/38722\/revisions\/38779"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=\/wp\/v2\/media\/38725"}],"wp:attachment":[{"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=38722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=38722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=38722"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.climatemonitor.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcoauthors&post=38722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}