{"id":34896,"date":"2021-01-03T17:10:14","date_gmt":"2021-01-03T16:10:14","guid":{"rendered":"https:\/\/isem-evolution.fr\/membre\/xavier\/"},"modified":"2021-01-11T17:05:59","modified_gmt":"2021-01-11T16:05:59","slug":"xavier","status":"publish","type":"membre","link":"https:\/\/isem-evolution.fr\/en\/membre\/xavier\/","title":{"rendered":"Xavier"},"content":{"rendered":"","protected":false},"featured_media":34894,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","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":"default","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":"","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":""}}},"categories_membres":[47],"class_list":["post-34896","membre","type-membre","status-publish","has-post-thumbnail","hentry","categories_membres-alumni-en"],"acf":[],"yoast_head":"\nSergio Xavier - ISEM<\/title>\n<meta name=\"description\" content=\"Climate changes affect the vegetation dynamics composition and structure in different ways, with species expanding or retracting their dominance areas. In this sense, paleofloristic reconstructions are important tools for the elucidation of paleoecological studies. My research aims to study compositional variations of northeastern Brazilian Cerrado vegetation as a result of natural and anthropic environmental changes during the Holocene. For this, I analyze the pollen assemblage and charcoal fragments deposited in wetland sediments, in order to reconstruct past vegetation and land-use history. 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