{"id":306,"date":"2018-05-17T10:47:07","date_gmt":"2018-05-17T08:47:07","guid":{"rendered":"http:\/\/sources-diatomees.univ-bpclermont.fr\/?p=306"},"modified":"2019-05-17T14:11:42","modified_gmt":"2019-05-17T12:11:42","slug":"echantillonnage-de-source-dans-la-zone-atelier-territoires-uraniferes-dans-larc-hercynien","status":"publish","type":"post","link":"https:\/\/sources-diatomees.geolab.uca.fr\/?p=306","title":{"rendered":"Echantillonnage de sources dans la Zone-Atelier \u00ab Territoires Uranif\u00e8res dans l\u2019Arc Hercynien \u00bb"},"content":{"rendered":"<p>\u00ab\u00a0Membre du <a href=\"http:\/\/www.za-inee.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">r\u00e9seau des Zones-Ateliers<\/a> (ZA) labellis\u00e9 par l&rsquo;INEE, la ZA \u00ab Territoires Uranif\u00e8res dans l\u2019Arc Hercynien \u00bb d\u00e9veloppe une d\u00e9marche pluridisciplinaire confrontant les points de vue de biologistes, chimistes, g\u00e9ographes, \u00e9cologues, g\u00e9ologues, m\u00e9decins, physiciens, sociologues sur les questions que pose la vie dans des environnements caract\u00e9ris\u00e9s par une irradiation chronique d\u2019origine naturelle ou naturelle renforc\u00e9e.\u00a0\u00bb (http:\/\/zatu.org\/)<\/p>\n<p>\u00ab\u00a0The LTSER Zone Atelier Territoires Uranif\u00e8res belongs to LTER-France network and is located in center of France. ZATU\u2019s goal is to develop a multidisciplinary approach confronting the views of biologists, chemists, geographers , ecologists, geologists, physicians , physicists, sociologists on life in environments characterized by chronic natural or enhanced natural radiation . The ZA research program is built around three main themes centered on human and social sciences, radiochemistry and biology.\u00a0\u00bb (https:\/\/data.lter-europe.net\/deims\/site\/lter_eu_fr_013)<\/p>\n<p>Dans le p\u00e9rim\u00e8tre de la ZATU, 4 nouvelles sources min\u00e9rales ont \u00e9t\u00e9 \u00e9chantillonn\u00e9es le 16 mai 2018:<\/p>\n<p>In the ZATU area, 4 new springs were sampled on the 16th of May 2018:<\/p>\n<ul>\n<li>La Montagne, connue pour sa radioactivit\u00e9 \u00e9lev\u00e9e (high radioactivity)<\/li>\n<li>Ris<\/li>\n<li>Fontaine rouge<\/li>\n<li>Mariol<\/li>\n<\/ul>\n<p><strong>Source la Montagne<\/strong> (collecte des diatom\u00e9es &#8211; diatom sampling):<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-310\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1060037-1024x768.jpg\" alt=\"\" width=\"365\" height=\"274\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060037-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060037-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060037-768x576.jpg 768w\" sizes=\"auto, (max-width: 365px) 100vw, 365px\" \/><\/p>\n<p>Photo de diatom\u00e9es de l&rsquo;\u00e9chantillon La Montagne observ\u00e9e au microscope optique:<\/p>\n<p>Diatom photo of the sample La Montagne observed in LM:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-325\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/image0005bis-1024x768.jpg\" alt=\"\" width=\"493\" height=\"370\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/image0005bis-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/image0005bis-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/image0005bis-768x576.jpg 768w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/image0005bis.jpg 2048w\" sizes=\"auto, (max-width: 493px) 100vw, 493px\" \/><\/p>\n<p>De nombreux individus du genre <em>Planothidium<\/em> pr\u00e9sentent des d\u00e9formations marqu\u00e9s (apex, raph\u00e9).<\/p>\n<p>Numerous individuals of <em>Planothidium<\/em>\u00a0are modified by several deformaties (apex, raphe).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-332\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/Planothidium-t\u00e9ratog\u00e8ne-1024x865.jpg\" alt=\"\" width=\"640\" height=\"541\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/Planothidium-t\u00e9ratog\u00e8ne-1024x865.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/Planothidium-t\u00e9ratog\u00e8ne-300x253.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/Planothidium-t\u00e9ratog\u00e8ne-768x649.jpg 768w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Source Ris<\/strong> (mesure de l&rsquo;oxyg\u00e8ne dissous &#8211; dissolved oxygen measurement):<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-316\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1060042-1024x768.jpg\" alt=\"\" width=\"378\" height=\"283\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060042-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060042-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060042-768x576.jpg 768w\" sizes=\"auto, (max-width: 378px) 100vw, 378px\" \/><\/p>\n<p><strong>Source Mariol\u00a0<\/strong>(collecte des diatom\u00e9es &#8211; diatom sampling):<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-311\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1060056-1024x768.jpg\" alt=\"\" width=\"365\" height=\"274\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060056-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060056-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1060056-768x576.jpg 768w\" sizes=\"auto, (max-width: 365px) 100vw, 365px\" \/><\/p>\n<p>Le 2 juillet 2018, les m\u00eames sources ont \u00e9t\u00e9 \u00e9chantillonn\u00e9es afin d&rsquo;\u00e9viter les m\u00e9langes avec les eaux de surface.<\/p>\n<p><em><span id=\"result_box\" lang=\"en\">On the 2d of July 2018, the same springs were sampled to avoid mixing with surface water.<\/span><\/em><span id=\"t-served-community-button\" class=\"trans-verified-button goog-toolbar-button\" role=\"button\" aria-hidden=\"true\"><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>Dans la continuit\u00e9 de ce travail pr\u00e9liminaire, un suivi a \u00e9t\u00e9 initi\u00e9 sur les sources de la Montagne et de Mariol en juillet 2018. La qualit\u00e9 de l&rsquo;eau et les communaut\u00e9s de diatom\u00e9es sont \u00e9tudi\u00e9es chaque mois. Des mesures de la teneur en radon sont \u00e9galement pr\u00e9vues chaque trimestre. Ceci\u00a0permettra une \u00e9tude des variations temporelles de la physicochimie et des communaut\u00e9s diatomiques.<\/p>\n<p><em><span lang=\"en\">As a continuation of this preliminary work, a survey was initiated on La Montagne and Mariol springs in July 2018. Water quality and diatom communities are studied each month. Radon measurements are also planned each quarter. <\/span><\/em><span id=\"gt-res-error\"><\/span><em><span id=\"result_box\" lang=\"en\">This will allow a study of temporal variations of physicochemistry and diatom communities.<\/span><\/em><\/p>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-306-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/echant.mp4?_=1\" \/><a href=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/echant.mp4\">http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/echant.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<p>Dans la perspective d&rsquo;identifier des sources proches chimiquement de celle de la Montagne mais non radioactives, des analyses statistiques ont \u00e9t\u00e9 r\u00e9alis\u00e9es et 3 sources du Cantal ont \u00e9t\u00e9 relev\u00e9es. Des mesures de rayonnement Gamma ont \u00e9t\u00e9 effectu\u00e9es<em> in-situ<\/em> et un pr\u00e9l\u00e8vement d&rsquo;eau a \u00e9t\u00e9 r\u00e9alis\u00e9 pour faire des mesures de radon en laboratoire sur les sources de la Font sal\u00e9e (Apchon), Font Salada (Teyssi\u00e8res-les-Bouli\u00e8s) et Ste Marie le 14 mai 2019. De plus; afin de comparer les diatom\u00e9es de ces sources (listes taxonomiques, pourcentage de d\u00e9formations)\u00a0avec celles du Cantal, une campagne de terrain a \u00e9t\u00e9 r\u00e9alis\u00e9e.<\/p>\n<p>De la m\u00eame mani\u00e8re, nous avons cherch\u00e9 \u00e0 comparer la source de Mariol avec d&rsquo;autres sources non radioactives. La m\u00eame proc\u00e9dure a \u00e9t\u00e9 r\u00e9alis\u00e9e et nous avons retenu la source de la Fontaine sal\u00e9e et du Val d&rsquo;Enfer dans le RNN de Chastreix-Sancy.<\/p>\n<p><em><span lang=\"en\" tabindex=\"0\">In order to identify springs that are chemically similar to that of La Montagne, but not radioactive, statistical analyzes were carried out and 3 Cantal springs were identified. Gamma radiation measurements were made in-situ and a water sample was taken to make radon measurements in the laboratory on the springs of la Font sal\u00e9e (Apchon), Font Salada (Teyssi\u00e8res-les-Bouli\u00e8s) and Ste Marie on May 14th, 2019. Furthermore; in order to compare the diatoms of these sources (taxonomic lists, percentage of deformations) with those of Cantal, a field campaign was carried out. <\/span><\/em><\/p>\n<p><em><span lang=\"en\" tabindex=\"0\">In the same way, we tried to compare the source of Mariol with other non-radioactive springs. The same procedure was carried out and we retained the source of\u00a0La\u00a0Fontaine sal\u00e9e\u00a0and\u00a0Le Val d&rsquo;Enfer in the RNN of Chastreix-Sancy.<\/span><\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-450\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1070324-1024x768.jpg\" alt=\"\" width=\"293\" height=\"220\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070324-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070324-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070324-768x576.jpg 768w\" sizes=\"auto, (max-width: 293px) 100vw, 293px\" \/>\u00a0\u00a0\u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-451\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1070334-1024x768.jpg\" alt=\"\" width=\"293\" height=\"220\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070334-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070334-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070334-768x576.jpg 768w\" sizes=\"auto, (max-width: 293px) 100vw, 293px\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-453\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/clusterbis.jpg\" alt=\"\" width=\"266\" height=\"244\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/clusterbis.jpg 481w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/clusterbis-300x276.jpg 300w\" sizes=\"auto, (max-width: 266px) 100vw, 266px\" \/>\u00a0\u00a0\u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-455\" src=\"http:\/\/sources-diatomees.univ-bpclermont.fr\/wp-content\/uploads\/2018\/05\/P1070355-1024x768.jpg\" alt=\"\" width=\"331\" height=\"248\" srcset=\"https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070355-1024x768.jpg 1024w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070355-300x225.jpg 300w, https:\/\/sources-diatomees.geolab.uca.fr\/wp-content\/uploads\/2018\/05\/P1070355-768x576.jpg 768w\" sizes=\"auto, (max-width: 331px) 100vw, 331px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00ab\u00a0Membre du r\u00e9seau des Zones-Ateliers (ZA) labellis\u00e9 par l&rsquo;INEE, la ZA \u00ab Territoires Uranif\u00e8res dans l\u2019Arc Hercynien \u00bb d\u00e9veloppe une d\u00e9marche pluridisciplinaire confrontant les points de vue de biologistes, chimistes, g\u00e9ographes, \u00e9cologues, g\u00e9ologues, m\u00e9decins, physiciens, sociologues sur les questions que pose la vie dans des environnements caract\u00e9ris\u00e9s par une irradiation chronique d\u2019origine naturelle ou naturelle [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":319,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"video","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-306","post","type-post","status-publish","format-video","has-post-thumbnail","hentry","category-non-classe","post_format-post-format-video"],"_links":{"self":[{"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/posts\/306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=306"}],"version-history":[{"count":21,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/posts\/306\/revisions"}],"predecessor-version":[{"id":458,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/posts\/306\/revisions\/458"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=\/wp\/v2\/media\/319"}],"wp:attachment":[{"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sources-diatomees.geolab.uca.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}