{"id":56546,"date":"2007-12-01T00:00:00","date_gmt":"2007-12-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/los-sistemas-lacustres-de-las-sierras-de-neila-y-urbion-analisis-sedimentologico-y-climatico-del-pleistoceno-superior-y-holoceno\/"},"modified":"2007-12-01T00:00:00","modified_gmt":"2007-12-01T00:00:00","slug":"los-sistemas-lacustres-de-las-sierras-de-neila-y-urbion-analisis-sedimentologico-y-climatico-del-pleistoceno-superior-y-holoceno","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/geologia\/los-sistemas-lacustres-de-las-sierras-de-neila-y-urbion-analisis-sedimentologico-y-climatico-del-pleistoceno-superior-y-holoceno\/","title":{"rendered":"Los sistemas lacustres de las sierras de neila y urbi\u00f3n. an\u00e1lisis sedimentol\u00f3gico y clim\u00e1tico del pleistoceno superior y holoceno"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan a Vegas Salamanca <\/strong><\/h2>\n<p>Esta tesis doctoral toma como base el desarrollo, la integraci\u00f3n de metodolog\u00edas, t\u00e9cnicas anal\u00edticas y herramientas num\u00e9ricas para el estudio de alta resoluci\u00f3n de sedimentos lacustres, con el objetivo de reconstruir la evoluci\u00f3n ambiental y clim\u00e1tica del sector noroeste del sistema ib\u00e9rico, en los \u00faltimos 35 000 a\u00f1os. Se han elegido los registros sedimentarios de la laguna grande (sierra de neila, burgos) y la laguna del hornillo (sierra de urbi\u00f3n, soria). La aplicaci\u00f3n del an\u00e1lisis digital de im\u00e1genes de microscop\u00eda electr\u00f3nica de los sedimentos lacustres, se ha mostrado una herramienta fundamental en el estudio de las facies laminadas de grano fino (limo y arcilla). Con esta metodolog\u00eda se han podido analizar individualizadamente cada l\u00e1mina del registro sedimentario, permitiendo obtener datos texturales cuantitativos para cada evento sedimentario. Estos estudios se han completado con la dataci\u00f3n por radiocarbono de las dos secuencias y con la composici\u00f3n isot\u00f3pica 13c de la materia org\u00e1nica contenida en los sedimentos. Con estos resultados se ha realizado el an\u00e1lisis detallado de las facies y la interpretaci\u00f3n de los modelos de sedimentaci\u00f3n lacustre.     a partir del reconocimiento geomorfol\u00f3gico y del estudio sedimentol\u00f3gico-estratigr\u00e1fico de los sondeos realizados, se ha podido determinar la g\u00e9nesis y evoluci\u00f3n de las lagunas estudiadas, que son archivos excelentes que nos muestran los cambios hidrol\u00f3gicos, glaciares, geormofol\u00f3gicos y clim\u00e1ticos ocurridos en la regi\u00f3n. La mayor ventaja que ofrecen los lagos proglaciares (laguna grande) es que contienen un registro m\u00e1s continuo de las fluctuaciones glaciares (retrocesos y avances menores) que ocurren dentro de un gran ciclo clim\u00e1tica. En cambio, los lagos situados a mayor altitud, en los circos glaciares (laguna del hornillo), se muestran m\u00e1s sensibles ante los ciclos interglaciares y, por el contrario, tienen una menor respuesta ante los ciclos glaciares. En los estud<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Los sistemas lacustres de las sierras de neila y urbi\u00f3n. an\u00e1lisis sedimentol\u00f3gico y clim\u00e1tico del pleistoceno superior y holoceno<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Los sistemas lacustres de las sierras de neila y urbi\u00f3n. an\u00e1lisis sedimentol\u00f3gico y clim\u00e1tico del pleistoceno superior y holoceno <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan a Vegas Salamanca <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/01\/2007<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Alfredo Perez Gonzalez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 pedro Calvo sorando <\/li>\n<li>Antonio Delgado huertas (vocal)<\/li>\n<li>pierre Francus (vocal)<\/li>\n<li>blanca Ruiz zapata (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan a Vegas Salamanca Esta tesis doctoral toma como base el desarrollo, la integraci\u00f3n de metodolog\u00edas, t\u00e9cnicas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","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-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-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-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-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-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-gradient":""}},"footnotes":""},"categories":[953,3831],"tags":[7559,52254,97966,4764,124913,124914],"class_list":["post-56546","post","type-post","status-publish","format-standard","hentry","category-geologia","category-geoquimica","tag-alfredo-perez-gonzalez","tag-antonio-delgado-huertas","tag-blanca-ruiz-zapata","tag-jose-pedro-calvo-sorando","tag-juan-a-vegas-salamanca","tag-pierre-francus"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/56546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=56546"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/56546\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=56546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=56546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=56546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}