{"id":18043,"date":"2013-06-11T14:45:42","date_gmt":"2013-06-11T12:45:42","guid":{"rendered":"https:\/\/ocasapiens-dweb.blogautore.repubblica.it\/?p=18043"},"modified":"2021-09-25T21:43:19","modified_gmt":"2021-09-25T19:43:19","slug":"silver-linings","status":"publish","type":"post","link":"https:\/\/archivio.ocasapiens.org\/index.php\/2013\/06\/11\/silver-linings\/","title":{"rendered":"Silver linings?"},"content":{"rendered":"<p>Citavo ieri &#8211; un po&#8217; scettica &#8211; dal rapporto dell&#8217;IEA su come non superare i 450 ppm di CO2 atmosferica e i 2 \u00b0C di aumento della temperatura a fine secolo. Oggi Dana Nuccitelli ne coglie gli <a href=\"http:\/\/www.guardian.co.uk\/environment\/climate-consensus-97-per-cent\/2013\/jun\/11\/climate-change-carbon-emissions-iea-silver-lining\" target=\"_blank\" rel=\"noopener\"><strong>aspetti positivi<\/strong><\/a>. Per esempio:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/static.guim.co.uk\/sys-images\/Guardian\/Pix\/pictures\/2013\/6\/11\/1370910532543\/ChinaElectricityCo2.jpg\" alt=\"Chinese CO2 emissions per unit of electricity generation since 2000\" \/><\/p>\n<p>Scrive che l&#8217;anno scorso<br \/>\n<em>American emissions of carbon dioxide from fossil fuels fell by 200 million tonnes (Mt) to levels last seen in the mid-1990s due to a transition from coal power to natural gas and\u00a0<a title=\"More from guardian.co.uk on Renewable energy\" href=\"http:\/\/www.guardian.co.uk\/environment\/renewableenergy\"><strong>renewable energy<\/strong><\/a>.<\/em><\/p>\n<p>Certo. Ma anche il gas e la recessione hanno migliorato la qualit\u00e0 dell&#8217;aria in USA &#8211; checch\u00e9 ne pensino i cittadini ammorbati da resti tossici delle sabbie bituminose che i fratelli Koch hanno sistemato lungo il fiume Detroit, che collega il Saint Laurent ai Grandi Laghi, a monte dell&#8217;<a href=\"http:\/\/en.wikipedia.org\/wiki\/Detroit_River_International_Wildlife_Refuge\" target=\"_blank\" rel=\"noopener\">International Wildlife Refuge<\/a>&#8230;<\/p>\n<p>La migliora pure l&#8217;<strong><a href=\"http:\/\/blogs.nature.com\/climatefeedback\/2010\/03\/extent_of_carbon_outsourcing_r_1.html\" target=\"_blank\" rel=\"noopener\">outsourcing<\/a><\/strong><span style=\"font-size: 13px;\"> delle produzioni inquinanti nei paesi poveri. <\/span><br \/>\n<span style=\"font-size: 13px;\">La cosa interessante, o impressionante a scelta, \u00e8 l&#8217;outsourcing interno alla Cina. Sui <\/span><em>PNAS<\/em><span style=\"font-size: 13px;\">, un gruppo sino-anglo-americano coordinato da Zhu Liu e Klaus Hubacek di un istituto dell&#8217;Accademia cinese delle scienze, <\/span><a href=\"http:\/\/www.pnas.org\/content\/early\/2013\/06\/04\/1219918110\" target=\"_blank\" rel=\"noopener\"><strong>pubblica<\/strong><\/a><span style=\"font-size: 13px;\"> dati sulle emissioni &#8220;trasferite&#8221; lontano dai centri costieri che producono gran parte del reddito nazionale da esportazioni:<\/span><\/p>\n<blockquote><p><em>In this study, we track CO2\u00a0emissions embodied in products traded among Chinese provinces and internationally. We find that 57% of China\u2019s emissions are related to goods that are consumed outside of the province where they are produced. For instance, up to 80% of the emissions related to goods consumed in the highly developed coastal provinces are imported from less developed provinces in central and western China where many low\u2013value-added but high\u2013carbon-intensive goods are produced. Without policy attention to this sort of interprovincial carbon leakage, the less developed provinces will struggle to meet their emissions intensity targets, whereas the more developed provinces might achieve their own targets by further outsourcing. Consumption-based accounting of emissions can thus inform effective and equitable climate policy within China<\/em>.<\/p><\/blockquote>\n<p style=\"text-align: left;\">Un conteggio basato sui consumi? Ma che pretese! Per i fratelli Koch, Canada e USA sono il terzo mondo, come per i miliardari cinesi <span style=\"text-align: center;\"> le province interne:<\/span><\/p>\n<p style=\"text-align: left;\"><img decoding=\"async\" class=\"aligncenter\" style=\"font-size: 13px; line-height: 19px;\" src=\"http:\/\/graphics8.nytimes.com\/images\/2013\/05\/18\/business\/PILE\/PILE-articleLarge.jpg\" alt=\"\" \/><\/p>\n<p style=\"text-align: center;\">Foto: Fabio Costantini per il <em><a href=\"http:\/\/www.nytimes.com\/2013\/05\/18\/business\/energy-environment\/mountain-of-petroleum-coke-from-oil-sands-rises-in-detroit.html\" target=\"_blank\" rel=\"noopener\">New York Times <\/a><\/em><\/p>\n<p>Dal <em>NYT: <\/em><br \/>\n<em>\u201cWhat is really, really disturbing to me is how some companies treat the city of Detroit as a dumping ground,\u201d said Rashida Tlaib, the Michigan state representative for that part of Detroit.<\/em><br \/>\nBe&#8217; adesso, non \u00e8 mica\u00a0<a href=\"http:\/\/blogs-images.forbes.com\/joselambiet\/files\/2011\/10\/david-koch-mansion-palm-beach.jpg\" target=\"_blank\" rel=\"noopener\"><strong>Palm Beach<\/strong><\/a>&#8230;<\/p>\n<p style=\"text-align: center;\">*<\/p>\n<p><strong>No gold linings <\/strong><br \/>\nDall&#8217;altro lato del Canada, va anche peggio. Dopo la chiusura della <a href=\"http:\/\/www.aadnc-aandc.gc.ca\/eng\/1100100027388\/1100100027390\" target=\"_blank\" rel=\"noopener\">Giant Gold Mine<\/a> nel 1999, un <a href=\"http:\/\/www.mrbb.ca\/uploads\/files\/general\/19\/\/mackenzie-river-basin-transboundary-waters-master-agreement.pdf\" target=\"_blank\" rel=\"noopener\">accordo<\/a> siglato di anni prima tra la propriet\u00e0, tre stati e decine di enti federali prevedeva la bonifica del sito prima che contaminasse il bacino del Mackenzie. Spesa stimata: $Can.800 milioni, tutti a carico del contribuente per fallimento della Bear nel 2004.<br \/>\nPer le opere, la commissione responsabile dispone di $Can. 270 mila\/anno per cui restano centinaia di migliaia di tonnellate di polveri all&#8217;arsenico nel permafrost. Ma il fiume scorre verso nord e trasporta acqua di 4-5\u00b0C pi\u00f9 calda di quella sulla costa artica, un effetto &#8220;pompa di calore&#8221; che si aggiunge al riscaldamento globale nello sciogliere il permafrost, dice il <a href=\"http:\/\/rosenberg.ucanr.org\/RosenbergMackenzieReportFinal.pdf\" target=\"_blank\" rel=\"noopener\"><strong>rapporto<\/strong><\/a> del Rosenberg International Forum for Water:<\/p>\n<p><em>The mean temperature rise in the Mackenzie River Basin is already beyond the 2?C mean\u00a0<span style=\"font-size: 13px;\">annual warming that was agreed upon in Copenhagen as being undesirable for humanity <\/span><span style=\"font-size: 13px;\">to exceed. The most noticeable effects of this warming relate to changes in the extent and <\/span><span style=\"font-size: 13px;\">timing of spring runoff; changes in spring and fall precipitation; changes in the amount <\/span><span style=\"font-size: 13px;\">of precipitation that falls as rain as opposed to snow; changes in evaporation; changes in <\/span><span style=\"font-size: 13px;\">freeze-thaw patterns; and changes in the extent and depth of lake, river and sea ice. In addition, plants are leafing out and flowering earlier and some avian migrations are occurring earlier.<\/span><\/em><\/p>\n<p>Cos\u00ec l&#8217;arsenico percola pi\u00f9 facilmente nelle acque del bacino che rappresenta il 20% della superficie del Canada e da l\u00ec nell&#8217;oceano Artico. La seconda met\u00e0 del rapporto \u00e8 perfino pi\u00f9 deprimente:<\/p>\n<p><em>In addition to these threats posed by planetary warming, there are a host of other threats to the region that are rooted in the specter of unrestrained development, lack of attention to environmental protection and a lack of will to acknowledge and recognize the lifestyles of the Basin\u2019s indigenous peoples. Many of these threats are already present as the following discussion of the risks posed by exploitation of the oil sands indicates.<\/em><br \/>\n(<a href=\"http:\/\/blogs.nature.com\/news\/\" target=\"_blank\" rel=\"noopener\"><strong>h\/t<\/strong><\/a>)<\/p>\n<p>A proposito di permafrost, Paolo C. segnala un <a href=\"http:\/\/www.nasa.gov\/topics\/earth\/features\/earth20130610.html\" target=\"_blank\" rel=\"noopener\"><strong>aggiornamento<\/strong><\/a> di CARVE (<a href=\"http:\/\/ilma.jpl.nasa.gov\/portal\/\" target=\"_blank\" rel=\"noopener\"><strong>Carbon in Arctic Reservoir Vulnerability Experiment<\/strong><\/a>), la campagna della NASA per misurare a terra e da un aereo il ciclo del carbonio nell&#8217;Artico, CO2 e metano emessi durante lo scioglimento e gli incendi- in aumento &#8211; tra maggio a settembre:<\/p>\n<p><em>Over hundreds of millennia, Arctic permafrost soils have accumulated vast stores of organic carbon &#8211; an estimated 1,400 to 1,850 petagrams of it (a petagram is 2.2 trillion pounds, or 1 billion metric tons). That&#8217;s about half of all the estimated organic carbon stored in Earth&#8217;s soils. In comparison, about 350 petagrams of carbon have been emitted from all fossil-fuel combustion and human activities since 1850. Most of this carbon is located in thaw-vulnerable topsoils within 10 feet (3 meters) of the surface.<\/em><br \/>\n<em>But, as scientists are learning, permafrost &#8211; and its stored carbon &#8211; may not be as permanent as its name implies. And that has them concerned.<\/em><\/p>\n<p style=\"text-align: left;\">In compenso i fisici canadesi <a href=\"http:\/\/blogs.nature.com\/news\/2013\/06\/canadian-accelerator-produces-a-citys-worth-of-medical-isotopes-overnight.html\" target=\"_blank\" rel=\"noopener\"><strong>hanno trovato<\/strong><\/a> un modo veloce di produrre isotopi per uso clinico-diagnostico (<a href=\"http:\/\/en.wikipedia.org\/wiki\/Technetium-99m\" target=\"_blank\" rel=\"noopener\"><strong>Tc99<\/strong><\/a>) in un normale ciclotrone da ospedale, invece che in un reattore nucleare. Dei reattori deputati, due producono <a href=\"http:\/\/news.sciencemag.org\/sciencenow\/2012\/02\/nuclear-reactors-not-needed-to-m.html\" target=\"_blank\" rel=\"noopener\"><strong>il 60% dell&#8217;occorrente<\/strong><\/a>: uno in Canada, l&#8217;altro nei Paesi Bassi, entrambi d&#8217;antiquariato. La carenza mondiale prevista per il 2015 sembra rinviata.<\/p>\n<p style=\"text-align: left;\"><strong>OT<\/strong><\/p>\n<p style=\"text-align: left;\">Su Nature News<strong>, <\/strong>Traci Watson <a href=\"http:\/\/www.nature.com\/news\/skeletons-show-rickets-struck-the-medici-family-1.13156?WT.ec_id=NEWS-20130611\" target=\"_blank\" rel=\"noopener\"><strong>parla<\/strong><\/a> della <a href=\"http:\/\/www.nature.com\/news\/skeletons-show-rickets-struck-the-medici-family-1.13156?WT.ec_id=NEWS-20130611\" target=\"_blank\" rel=\"noopener\"><strong>ricerca<\/strong><\/a> di Valentina Giuffra et al. sugli scheletri dei Medici trovati a San Lorenzo nel 2004. I bambini erano rachitici, Don Filippino in particolare, per carenza di vitamina D, propria o della madre &#8211; non per mancanza di cibo, ma per lo status privilegiato che li teneva chiusi in casa.<\/p>\n<p style=\"text-align: left;\"><strong>OT-2<\/strong><\/p>\n<p style=\"text-align: left;\">Lo &#8220;scandalo&#8221; Prism e la NSA che legge la posta elettronica di milioni di americani: non credo che ce ne sia bisogno &#8211; rif. per es.\u00a0<strong><a href=\"http:\/\/kieranhealy.org\/blog\/archives\/2013\/06\/09\/using-metadata-to-find-paul-revere\/\" target=\"_blank\" rel=\"noopener\">qui<\/a> <\/strong><strong>&#8211;<\/strong> e ci sono altri dettagli strani, per es. il whistleblower dice &#8220;I don&#8217;t want to live in a society that does this sort of things&#8221; e va a Hong Kong? Detto questo, il <strong><a href=\"http:\/\/www.aclu.org\/reform-patriot-act\" target=\"_blank\" rel=\"noopener\">Patriot Act<\/a> <\/strong>mi sembra allucinante e la NSA una piovra <a href=\"http:\/\/money.cnn.com\/2013\/06\/07\/news\/economy\/nsa-surveillance-cost\/index.html\" target=\"_blank\" rel=\"noopener\"><strong>mangia-soldi<\/strong><\/a>, da abolire nel 2009.<\/p>\n<p style=\"text-align: left;\">La decisione del Potus sul <a href=\"http:\/\/www.slate.com\/blogs\/xx_factor\/2013\/06\/11\/obama_s_plan_b_decision_science_beats_politics_for_once.html\" target=\"_blank\" rel=\"noopener\"><strong>Plan B<\/strong><\/a>, invece, mi pare una buona notizia, anche se tardiva.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Citavo ieri &#8211; un po&#8217; scettica &#8211; dal rapporto dell&#8217;IEA su come non superare i 450 ppm di CO2 atmosferica e i 2 \u00b0C di aumento della temperatura a fine secolo. Oggi Dana Nuccitelli ne coglie gli aspetti positivi. Per esempio: Scrive che l&#8217;anno scorso American emissions of carbon dioxide from fossil fuels fell by&hellip; <a class=\"more-link\" href=\"https:\/\/archivio.ocasapiens.org\/index.php\/2013\/06\/11\/silver-linings\/\">Continua a leggere <span class=\"screen-reader-text\">Silver linings?<\/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":[3,10],"tags":[597,829,1363,1482,1910,2790,3024,3541,4110,5111],"class_list":["post-18043","post","type-post","status-publish","format-standard","hentry","category-ambiente","category-clima","tag-arsenico","tag-bigoil","tag-cina","tag-co2","tag-detroit","tag-fratelli-koch","tag-giant-gold-mine","tag-inquinamento","tag-mackenzie","tag-outsourcing-delle-emissioni","entry"],"_links":{"self":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts\/18043","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=18043"}],"version-history":[{"count":2,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts\/18043\/revisions"}],"predecessor-version":[{"id":41579,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/posts\/18043\/revisions\/41579"}],"wp:attachment":[{"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/media?parent=18043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/categories?post=18043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/archivio.ocasapiens.org\/index.php\/wp-json\/wp\/v2\/tags?post=18043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}