{"id":11754,"date":"2011-10-18T17:29:57","date_gmt":"2011-10-18T21:29:57","guid":{"rendered":"http:\/\/www.cec.org\/monitoreo-y-evaluacion-ambientales-de-sustancias-quimicas-de-preocupacion-mutua\/"},"modified":"2025-06-16T18:07:45","modified_gmt":"2025-06-16T22:07:45","slug":"monitoreo-y-evaluacion-ambientales-de-sustancias-quimicas-de-preocupacion-mutua","status":"publish","type":"post","link":"https:\/\/www.cec.org\/es\/monitoreo-y-evaluacion-ambientales-de-sustancias-quimicas-de-preocupacion-mutua\/","title":{"rendered":"Monitoreo y evaluaci\u00f3n ambientales de sustancias qu\u00edmicas de preocupaci\u00f3n mutua"},"content":{"rendered":"<p>Una vez emitidas al medio ambiente, ciertas sustancias qu\u00edmicas pueden dar la vuelta al mundo, transportadas libremente por vientos, corrientes oce\u00e1nicas, r\u00edos y arroyos m\u00e1s all\u00e1 de las fronteras nacionales, para terminar en los entornos m\u00e1s remotos; tambi\u00e9n pueden permanecer en el medio ambiente por largo tiempo y acumularse en la cadena alimenticia hasta alcanzar niveles nocivos para la salud humana y de los ecosistemas.<\/p>\n<p>Algunas de estas sustancias \u2014entre las que se incluyen plaguicidas como el DDT y el lindano, al igual que el mercurio, dioxinas y furanos, y retardadores de flama como los \u00e9teres de difenilo polibromado (PBDE)\u2014 han sido reconocidas en Canad\u00e1, Estados Unidos y M\u00e9xico como de preocupaci\u00f3n com\u00fan por los riesgos que representan para los ciudadanos y los ecosistemas de Am\u00e9rica del Norte. Muchas de ellas son tambi\u00e9n objeto de acuerdos internacionales que buscan reducir los riesgos qu\u00edmicos a escala mundial.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Una vez emitidas al medio ambiente, ciertas sustancias qu\u00edmicas pueden dar la vuelta al mundo, transportadas libremente por vientos, corrientes oce\u00e1nicas, r\u00edos y arroyos m\u00e1s all\u00e1 de las fronteras nacionales, para terminar en los entornos m\u00e1s remotos; tambi\u00e9n pueden permanecer en el medio ambiente por largo tiempo y acumularse en la cadena alimenticia hasta alcanzar [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":28788,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[42],"tags":[],"class_list":["post-11754","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-contaminantes","status-concluido"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Monitoreo y evaluaci\u00f3n ambientales de sustancias qu\u00edmicas de preocupaci\u00f3n mutua<\/title>\n<meta name=\"description\" content=\"Una vez emitidas al medio ambiente, ciertas sustancias qu\u00edmicas pueden dar la vuelta al mundo, transportadas libremente por vientos, corrientes oce\u00e1nicas,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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