{"id":18146,"date":"2013-06-18T18:02:24","date_gmt":"2013-06-18T16:02:24","guid":{"rendered":"https:\/\/ocasapiens-dweb.blogautore.repubblica.it\/?p=18146"},"modified":"2013-06-18T18:02:24","modified_gmt":"2013-06-18T16:02:24","slug":"acqua-calda","status":"publish","type":"post","link":"https:\/\/archivio.ocasapiens.org\/index.php\/2013\/06\/18\/acqua-calda\/","title":{"rendered":"Acqua calda"},"content":{"rendered":"<p style=\"text-align: left\">Sempre con un gigantesco margine di errore, per\u00f2 <a href=\"http:\/\/physicsworld.com\/cws\/article\/news\/2010\/apr\/27\/evidence-grows-for-tetraquarks\" target=\"_blank\" rel=\"noopener\"><strong>&#8216;sta volta<\/strong><\/a><strong> <\/strong>i tetraquark <strong><a href=\"http:\/\/physics.aps.org\/articles\/print\/v6\/69\" target=\"_blank\" rel=\"noopener\">sembrano<\/a> <a href=\"http:\/\/physics.aps.org\/featured-article-pdf\/10.1103\/PhysRevLett.110.252001\" target=\"_blank\" rel=\"noopener\">proprio<\/a> <a href=\"http:\/\/physics.aps.org\/featured-article-pdf\/10.1103\/PhysRevLett.110.252002\" target=\"_blank\" rel=\"noopener\">esserci<\/a>.<\/strong> Detto questo,<strong> <a href=\"http:\/\/www.pnas.org\/content\/early\/2013\/06\/12\/1305618110\" target=\"_blank\" rel=\"noopener\">Matthias Liess dello Helmholtz et al.<\/a><\/strong> hanno analizzato<\/p>\n<p><em> the effects of pesticides on the regional taxa richness of stream invertebrates in Europe (Germany and France) and Australia (southern Victoria), <\/em><br \/>\nscoprendo che in 74 ruscelli e torrenti, in Germania e Francia\u00a0quelli molto contaminati avevano perso il 42% delle specie e in Australia il 27%.<br \/>\n<em>Furthermore, the effects in Europe were detected at concentrations that current legislation considers environmentally protective.<\/em><br \/>\nQuindi<br \/>\n<em>the current ecological risk assessment of pesticides falls short of protecting biodiversity, and new approaches linking ecology and ecotoxicology are needed.<\/em><\/p>\n<p style=\"text-align: center\"><em><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/www.sbes.stir.ac.uk\/people\/goulson\/images\/DSC_0631b.gif\" alt=\"pascuorum\" \/><\/em><\/p>\n<p><a href=\"http:\/\/www.sbes.stir.ac.uk\/people\/goulson\/\" target=\"_blank\" rel=\"noopener\"><strong>Dave Goulson<\/strong><\/a> dell&#8217;univ. di Stirling (che ha creato il <a href=\"http:\/\/bumblebeeconservation.org\/\" target=\"_blank\" rel=\"noopener\">santuario dei bombi<\/a>) passa in rassegna i <a href=\"http:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/1365-2664.12111\/abstract\" target=\"_blank\" rel=\"noopener\"><strong>rischi dei neonicotinoidi<\/strong><\/a>:<br \/>\n<em>Reported levels in soils, waterways, field margin plants and floral resources overlap substantially with concentrations that are sufficient to control pests in crops, and commonly exceed the LC<sub>50<\/sub> (the concentration which kills 50% of individuals) for beneficial organisms. &#8230; Although vertebrates are less susceptible than arthropods, consumption of small numbers of dressed seeds offers a route to direct mortality in birds and mammals.<\/em><br \/>\nNe risentono soprattutto le pernici che mangiano i vermetti nel suolo. \u00a0(<a href=\"http:\/\/www.nature.com\/news\/pesticides-spark-broad-biodiversity-loss-1.13214?WT.ec_id=NEWS-20130618\" target=\"_blank\" rel=\"noopener\">h\/t <\/a><em><a href=\"http:\/\/www.nature.com\/news\/pesticides-spark-broad-biodiversity-loss-1.13214?WT.ec_id=NEWS-20130618\" target=\"_blank\" rel=\"noopener\">Nature<\/a>).<\/em><\/p>\n<p style=\"text-align: center\"><em>*<\/em><\/p>\n<p style=\"text-align: left\">Su <em><a href=\"http:\/\/www.nature.com\/nclimate\/journal\/v3\/n1\/full\/nclimate1627.html#affil-auth\" target=\"_blank\" rel=\"noopener\"><strong>Nature Climate Change<\/strong><\/a><\/em>, Thomas Wernberg, Dan Smale et al. scoprono gli effetti dell&#8217;acqua calda:<\/p>\n<p style=\"text-align: left\"><em>In early 2011, the marine ecosystems along the west coast of Australia&#8230;\u00a0experienced the highest-magnitude warming event on record. Sea temperatures soared to unprecedented levels and warming anomalies of 2\u20134?\u00b0C persisted for more than ten weeks along &gt;2,000?km of coastline. We show that biodiversity patterns of temperate seaweeds, sessile invertebrates and demersal fish were significantly different after the warming event, which led to a reduction in the abundance of habitat-forming seaweeds and a subsequent shift in community structure towards a depauperate state and a tropicalization of fish communities.<\/em><\/p>\n<p style=\"text-align: left\">E l&#8217;estate 2010-2011 era stata una passeggiata, rispetto a quella scorsa.<\/p>\n<p style=\"text-align: left\">Un<strong> <a href=\"http:\/\/www.nature.com\/nclimate\/journal\/vaop\/ncurrent\/full\/nclimate1916.html\" target=\"_blank\" rel=\"noopener\">battaglione internazionale <\/a><a href=\"http:\/\/www.nature.com\/nclimate\/journal\/vaop\/ncurrent\/full\/nclimate1916.html\" target=\"_blank\" rel=\"noopener\">di agronomi<\/a><\/strong> ed esperti di sicurezza alimentare si lamenta perch\u00e9 ha trovato incertezze nei modelli di previsione &#8211; ma va? &#8211; dell&#8217;impatto dei camb. clim. sulle rese del frumento<\/p>\n<p><em>A greater proportion of the uncertainty&#8230; was due to variations among crop models than to variations among downscaled general circulation models (and) increased with CO<sub>2<\/sub> concentrations and associated warming.<\/em><\/p>\n<p style=\"text-align: start\">Se hanno bisogno di fare degli esperimenti FACE, conosco uno specialista. Cmq il frumento cresce soprattutto nelle pianure alluvionali \u00a0e, guarda caso, ci <a href=\"http:\/\/www.nature.com\/nclimate\/journal\/vaop\/ncurrent\/full\/nclimate1911.html\" target=\"_blank\" rel=\"noopener\"><strong>sono\u00a0incertezze<\/strong><\/a> nei modelli di previsione delle alluvioni, per cui<\/p>\n<p><em>interannual variability of the exposure may imply the necessity of adaptation before significant warming.<\/em><\/p>\n<p style=\"text-align: center\">*<\/p>\n<p><strong>+ CO2<\/strong><br \/>\nClaudio Della Volpe <a href=\"http:\/\/ilblogdellasci.wordpress.com\/2013\/06\/18\/mi-manca-laria-come-varia-lossigeno-in-atmosfera\/\" target=\"_blank\" rel=\"noopener\"><strong>descrive<\/strong><\/a> come cambia la composizione dell&#8217;atmosfera; Riccardo Reitano somministra un &#8220;<a href=\"http:\/\/www.climalteranti.it\/2013\/06\/16\/se-il-sole-si-acquieta\/\" target=\"_blank\" rel=\"noopener\"><strong>sanity check<\/strong><\/a>&#8221; all&#8217;imminente era glaciale iniziata nel 1995, \u00a01998 ecc.; lo spaccio di bufale \u00e8 compatibile con lo statuto di &#8220;ente caritatevole&#8221; a scopo di educare le masse e relativa esenzione fiscale della GWP Big Oil (&amp; Coal) Foundation? <a href=\"http:\/\/www.independent.co.uk\/environment\/climate-change\/lord-lawsons-climatechange-think-tank-risks-being-dismantled-after-complaint-it-persistently-misled-public-8659314.html\" target=\"_blank\" rel=\"noopener\"><strong>Inchiesta<\/strong><\/a> in corso, LOL.<br \/>\nTre buone notizie per finire:<br \/>\n&#8211; Steph dice che nel post di ieri facevo male a dubitare del\u00a0modello di Michael Ghil e ha sicuramente ragione;<br \/>\n&#8211; in Antartide \u00e8 inverno e i ghiacci marini <a href=\"http:\/\/tamino.wordpress.com\/2013\/03\/16\/antarctic-sea-ice-gain\/\" target=\"_blank\" rel=\"noopener\"><strong>aumentano<\/strong><\/a>, sar\u00e0 la\u00a0<a href=\"http:\/\/onlinelibrary.wiley.com\/doi\/10.1029\/2012JF002559\/abstract\" target=\"_blank\" rel=\"noopener\"><strong>piccola era glaciale<\/strong><\/a>;<br \/>\n&#8211;<a href=\"http:\/\/neven1.typepad.com\/blog\/2013\/06\/search-2013-sea-ice-outlook-june-report.html\" target=\"_blank\" rel=\"noopener\"> <strong>sono aperte<\/strong><\/a> le scommesse sull&#8217;estensione minima dei ghiacci artici a settembre.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sempre con un gigantesco margine di errore, per\u00f2 &#8216;sta volta i tetraquark sembrano proprio esserci. Detto questo, Matthias Liess dello Helmholtz et al. hanno analizzato the effects of pesticides on the regional taxa richness of stream invertebrates in Europe (Germany and France) and Australia (southern Victoria), scoprendo che in 74 ruscelli e torrenti, in Germania&hellip; <a class=\"more-link\" href=\"https:\/\/archivio.ocasapiens.org\/index.php\/2013\/06\/18\/acqua-calda\/\">Continua a leggere <span class=\"screen-reader-text\">Acqua calda<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,9,10,16],"tags":[543,866,2991,4767,5294,5936,6306],"class_list":["post-18146","post","type-post","status-publish","format-standard","hentry","category-altri-animali","category-chimica","category-clima","category-fisica","tag-api","tag-biodiversita","tag-ghiacci-marini","tag-neonicotinoidi","tag-pesticidi","tag-rischi-climatici","tag-sicurezza-alimentare","entry"],"_links":{"self":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts\/18146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/comments?post=18146"}],"version-history":[{"count":0,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts\/18146\/revisions"}],"wp:attachment":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/media?parent=18146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/categories?post=18146"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/tags?post=18146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}