{"id":13976,"date":"2023-01-10T08:31:10","date_gmt":"2023-01-10T07:31:10","guid":{"rendered":"https:\/\/www.cerege.fr\/?page_id=13976"},"modified":"2023-01-12T09:56:22","modified_gmt":"2023-01-12T08:56:22","slug":"unite-de-geochimie-des-glaces-polaires","status":"publish","type":"page","link":"https:\/\/www.cerege.fr\/fr\/equipements\/poles-techniques\/geochimie-organique-inorganique-et-isotopique-2\/unite-de-geochimie-des-glaces-polaires\/","title":{"rendered":"Unit\u00e9 de g\u00e9ochimie des glaces polaires"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"13976\" class=\"elementor elementor-13976\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-153c5a84 elementor-section-full_width elementor-section-height-min-height elementor-section-height-default elementor-section-items-middle\" data-id=\"153c5a84\" data-element_type=\"section\" 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d=\"M33,12.02c1.65,0,3-1.35,3-3s-1.35-3-3-3-3,1.35-3,3,1.35,3,3,3Zm0-5c1.1,0,2,.9,2,2s-.9,2-2,2-2-.9-2-2,.9-2,2-2Z\"><\/path><path d=\"M31.48,27.2c1.1,0,2-.9,2-2s-.9-2-2-2-2,.9-2,2,.9,2,2,2Zm0-3.33c.74,0,1.33,.6,1.33,1.33s-.6,1.33-1.33,1.33-1.33-.6-1.33-1.33,.6-1.33,1.33-1.33Z\"><\/path><\/svg>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.cerege.fr\/equipements\/poles-techniques\/geochimie-organique-inorganique-et-isotopique-2\/unite-de-geochimie-des-glaces-polaires\/outils-de-lunite-de-geochimie-des-glaces-polaires\/\" >\n\t\t\t\t\t\t\tOutils\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f0b4d88 icones elementor-view-default elementor-position-block-start elementor-mobile-position-block-start elementor-widget elementor-widget-icon-box\" data-id=\"2f0b4d88\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\t\t\t<div class=\"elementor-icon-box-icon\">\n\t\t\t\t<a href=\"https:\/\/www.cerege.fr\/equipements\/poles-techniques\/geochimie-organique-inorganique-et-isotopique-2\/unite-de-geochimie-des-glaces-polaires\/applications-de-lunite-de-geochimie-des-glaces-polaires\/\" class=\"elementor-icon\" tabindex=\"-1\" aria-label=\"Applications\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-list-alt\"><\/i>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.cerege.fr\/equipements\/poles-techniques\/geochimie-organique-inorganique-et-isotopique-2\/unite-de-geochimie-des-glaces-polaires\/applications-de-lunite-de-geochimie-des-glaces-polaires\/\" >\n\t\t\t\t\t\t\tApplications\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dadd515 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3dadd515\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a433b5f elementor-widget elementor-widget-text-editor\" data-id=\"a433b5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: normal;\"><span style=\"color: #0f72bb;\">Contacts<\/span><\/span><\/p><ul><li>Responsables scientifiques:<br \/><a href=\"https:\/\/www.cerege.fr\/fr\/users\/edouard-bard\">Edouard Bard <\/a>et <br \/><a href=\"https:\/\/www.cerege.fr\/fr\/users\/melanie-baroni\">M\u00e9lanie Baroni<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-47223b4a\" data-id=\"47223b4a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-733fdd45 elementor-widget elementor-widget-text-editor\" data-id=\"733fdd45\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les forages carott\u00e9s dans les calottes de glace polaires permettent d\u2019obtenir des informations environnementales \u00e0 haute r\u00e9solution temporelle pour des p\u00e9riodes allant des derni\u00e8res d\u00e9cennies \u00e0 plusieurs centaines de milliers d\u2019ann\u00e9es. De nombreux param\u00e8tres physico-chimiques sont mesur\u00e9s dans la glace dans le cadre de collaboration nationales et internationales. L\u2019unit\u00e9 de g\u00e9ochimie des glaces polaires du CEREGE est focalis\u00e9e sur les nucl\u00e9ides cosmog\u00e9niques tels que le b\u00e9ryllium 10 (10Be) et le chlore 36 (36Cl) qui permettent de documenter l\u2019activit\u00e9 solaire pass\u00e9e et de d\u00e9tecter les variations du champ magn\u00e9tique terrestre.<br \/><br \/>Les \u00e9chantillons de glace sont pr\u00e9par\u00e9s dans l\u2019unit\u00e9 install\u00e9e dans l\u2019extension du b\u00e2timent Trocad\u00e9ro construite en 2014 qui\u00a0inclut une chambre froide de travail en temp\u00e9rature n\u00e9gative. Apr\u00e8s traitement chimique, les \u00e9chantillons sont analys\u00e9s gr\u00e2ce au spectrom\u00e8tre de masse par acc\u00e9l\u00e9rateur ASTER du laboratoire national LN2C. Le montage et l\u2019\u00e9quipement du laboratoire de l\u2019unit\u00e9 de g\u00e9ochimie des glaces polaires ont b\u00e9n\u00e9fici\u00e9 de financements du Coll\u00e8ge de France et de l\u2019ANR (projets VolSol et Vanish).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3c9597de\" data-id=\"3c9597de\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4cd67774 elementor-widget elementor-widget-image\" data-id=\"4cd67774\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"400\" height=\"250\" src=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/01\/Base1.png\" class=\"attachment-large size-large wp-image-15242\" alt=\"\" srcset=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/01\/Base1.png 400w, https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/01\/Base1-300x188.png 300w, https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/01\/Base1-18x12.png 18w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4033f4b9 elementor-widget elementor-widget-gallery\" data-id=\"4033f4b9\" data-element_type=\"widget\" data-e-type=\"widget\" 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data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTUyMzksInVybCI6Imh0dHBzOlwvXC93d3cuY2VyZWdlLmZyXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8wMVwvQmFzZV80LnBuZyIsInNsaWRlc2hvdyI6IjQwMzNmNGI5In0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.cerege.fr\/wp-content\/uploads\/2023\/01\/Base_4.png\" data-width=\"400\" data-height=\"250\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff61571 elementor-widget elementor-widget-text-editor\" data-id=\"ff61571\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.beyondepica.eu\/en\/gallery\/field-seasons\/202223\/photo\" target=\"_blank\" rel=\"noopener\">Galerie et cr\u00e9dits photos sur Beyond EPICA-Oldest Ice <\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Outils Applications Contacts Responsables scientifiques:Edouard Bard et M\u00e9lanie Baroni Les forages carott\u00e9s dans les calottes de glace polaires permettent d\u2019obtenir des informations environnementales \u00e0 haute r\u00e9solution temporelle pour des p\u00e9riodes [&hellip;]<\/p>\n","protected":false},"author":551,"featured_media":13888,"parent":9276,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-13976","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"publishpress_future_action":{"enabled":false,"date":"2026-05-07 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