{"id":3610,"date":"2014-04-07T21:17:44","date_gmt":"2014-04-07T19:17:44","guid":{"rendered":"https:\/\/www.sabado100.com.ar\/?p=3610"},"modified":"2014-04-07T21:17:44","modified_gmt":"2014-04-07T19:17:44","slug":"clima-mundial-sombrio","status":"publish","type":"post","link":"https:\/\/sabado100.com.ar\/es-ar\/clima-mundial-sombrio\/","title":{"rendered":"Clima mundial sombr\u00edo"},"content":{"rendered":"<p><b>Por Jos\u00e9 Luis Lezama.-<\/b>\u00a0Visto a trav\u00e9s de los ojos del Panel Intergubernamental para el Cambio Clim\u00e1tico (IPCC), el mundo se acerca a la cat\u00e1strofe. El Quinto Informe sobre el clima planetario del IPCC, particularmente de su Grupo II presentado el lunes en Yokohama, retoma el lenguaje\u00a0<i>de fin de mundo<\/i>\u00a0de su Primer Informe de 1990, rememorando tambi\u00e9n el tono dram\u00e1tico de inicios de los a\u00f1os setenta, cuando la reci\u00e9n descubierta crisis ambiental era vista como un problema de sobrevivencia planetaria.<br \/>\nExisten razones para explicar esta emotividad. Tiene que ver con la necesidad de generar conciencia sobre un problema dif\u00edcil de asimilar. No es natural ni mec\u00e1nica la asociaci\u00f3n, por ejemplo, entre medio ambiente y bienestar. Se han requerido de rigurosos estudios para entender esta relaci\u00f3n y para traducirla en demandas reivindicatorias.<br \/>\nExiste un problema adicional. No es siempre la magnitud y la gravedad del da\u00f1o ambiental lo que genera la conciencia. A veces los problemas ambientales y la protesta marchan por caminos separados. Por ejemplo, hay ciudades y pa\u00edses con severos problemas en donde no existe conciencia y la protesta ambiental es casi nula. Por el contrario, otros pa\u00edses con menos da\u00f1o ambiental presentan un mayor grado de conciencia y protesta.<br \/>\nLa ciudad de M\u00e9xico es un caso paradigm\u00e1tico de esto. La contaminaci\u00f3n del aire, para mencionar s\u00f3lo un caso, es de las m\u00e1s graves del mundo, con emisiones de sustancias t\u00f3xicas anuales a la atm\u00f3sfera de alrededor de 3 millones de toneladas, lo cual repercute en la econom\u00eda y salud de la poblaci\u00f3n; la protesta ambiental no obstante es m\u00ednima. Gracias a China, que ha producido a las 10 ciudades m\u00e1s contaminadas de toda la historia humana, la ciudad de M\u00e9xico ya no est\u00e1 entre las 5 m\u00e1s contaminadas del mundo.<br \/>\nFinalmente, algunos problemas ambientales no se perciben\u00a0<i>a simple vista<\/i>, dificultando la generaci\u00f3n de conciencia; requieren la mediaci\u00f3n de los expertos, quienes a trav\u00e9s de f\u00f3rmulas y complejos modelos nos dan cuenta de su existencia; tales son los casos del cambio clim\u00e1tico y de la destrucci\u00f3n de la capa de ozono. Por ello, una de las estrategias del movimiento ambiental para generar conciencia a lo largo de su historia ha sido la dramatizaci\u00f3n de los problemas ambientales, su\u00a0<i>teatralizaci\u00f3n<\/i>: activistas que se encadenan a los \u00e1rboles para evitar la construcci\u00f3n de carreteras; se\u00f1oras en el Reino Unido lanz\u00e1ndose contra los camiones que transportan animales en condiciones de hacinamiento; grupos colgando mantas contra el ma\u00edz transg\u00e9nico en el \u00c1ngel de la Independencia en oposici\u00f3n a los organismos gen\u00e9ticamente modificados, etc\u00e9tera.<br \/>\nEs tal vez la severidad de la devastaci\u00f3n del sistema que soporta la vida humana y no humana, y la falta de compromiso en el combate al cambio clim\u00e1tico de los gobiernos, tanto de los pa\u00edses ricos como de los pobres, los primeros para no perder competitividad en los mercados, y los segundos con el dudoso argumento de su b\u00fasqueda del desarrollo y bienestar para sus pueblos, lo que explica el dejo angustioso con el que los cient\u00edficos presentan sus hallazgos, con un dramatismo similar al de los activistas verdes.<br \/>\nNo es para menos; nadie, ning\u00fan gobierno, tanto del mundo desarrollado como del no desarrollado, est\u00e1 dispuesto a adquirir compromisos que ponga en riesgo sus mercados o su\u00a0<i>derecho<\/i>\u00a0al desarrollo y al bienestar. A pesar de 5 Reportes del IPCC, de la firma del Protocolo de Kioto y de 19 cumbres clim\u00e1ticas (COP), las emisiones de carbono subieron en un 60 por ciento desde 1990, fecha del Primer Informe del IPCC.<br \/>\nLos hallazgos del Quinto Informe parecen contundentes; son el resultado de 3 a\u00f1os de trabajo de 300 cient\u00edficos, de la revisi\u00f3n de m\u00e1s de 12 mil art\u00edculos especializados, todo contenido en 2600 p\u00e1ginas y 32 vol\u00famenes. El cambio clim\u00e1tico, de acuerdo al IPCC, ya est\u00e1 teniendo efectos en tiempo real, y se expresa en el derretimiento de los hielos polares, en el exterminio de los arrecifes de corales, en lluvias intensas, en megadesastres. El \u00e9nfasis est\u00e1 puesto ahora en la amenaza para la reserva mundial de alimentos, para la seguridad alimentaria. Los m\u00e1s vulnerables son los m\u00e1s pobres, los m\u00e1s marginados. Se a\u00f1ade tambi\u00e9n el efecto devastador de la interacci\u00f3n de lo ambiental con las crisis econ\u00f3micas y con la creciente desigualdad social. El mensaje final del IPCC: nadie, ninguna persona, ninguna regi\u00f3n, ning\u00fan pa\u00eds del mundo est\u00e1 a salvo: todos son susceptibles a la cat\u00e1strofe.<\/p>\n<p><b>Fuente:\u00a0<\/b>diario La Reforma de M\u00e9xico, 5 de abril de 2014. Colaboraci\u00f3n de Carlos Galano. El autor es doctor, profesor e investigador mexicano, director del Seminario Interdisciplinario sobre Estudio Ambientales y del Desarrollo Sustentable.\u00a0www.joseluislezama.com.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Por Jos\u00e9 Luis Lezama.-\u00a0Visto a trav\u00e9s de los ojos del Panel Intergubernamental para el Cambio Clim\u00e1tico (IPCC), el mundo se [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","ast-disable-related-posts":"","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":[4,49],"tags":[5216],"class_list":["post-3610","post","type-post","status-publish","format-standard","hentry","category-cultura-y-sociedad","category-medio-ambiente","tag-cambio-climatico"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - 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