{"id":7179,"date":"2019-01-27T18:57:30","date_gmt":"2019-01-27T17:57:30","guid":{"rendered":"https:\/\/www.mio.osupytheas.fr\/fr\/archive_page\/peacetime-de-la-poussiere-saharienne-a-la-teledetection-satellitaire\/"},"modified":"2019-01-27T18:57:30","modified_gmt":"2019-01-27T17:57:30","slug":"peacetime-de-la-poussiere-saharienne-a-la-teledetection-satellitaire","status":"publish","type":"archive_page","link":"https:\/\/www.mio.osupytheas.fr\/fr\/peacetime-de-la-poussiere-saharienne-a-la-teledetection-satellitaire\/","title":{"rendered":"PEACETIME &#8211; De la poussiere saharienne \u00e0 la t\u00e9l\u00e9d\u00e9tection satellitaire"},"content":{"rendered":"<div id=\"basic-page-content\" class=\"page-content\">    <div class=\"content\">    <div class=\"container-fluid\">      <div class=\"row\">                  <div class=\"container clearfix\">            <div class=\"row\">              <div class=\"col-xs-12\">                              <\/div>            <\/div>          <\/div>                                  <div class=\"paragraphs\">            <div class=\"paragraphs-items paragraphs-items-field-paragraphs paragraphs-items-field-paragraphs-full paragraphs-items-full\">  <div class=\"field field-name-field-paragraphs field-type-paragraphs field-label-hidden\"><div class=\"field-items\"><div class=\"field-item even\"><section class=\"paragraph-section paragraph-texte-image paragraph-blanc image-en-premier\">  <div class=\"container-fluid\">    <div class=\"row\">      <div class=\"flex-wrapper\">        <div class=\"item texte-wrapper\">                                          <div class=\"paragraph-content\">              <p class=\"rtejustify\">Le projet PEACETIME \u00e9tudie les processus fondamentaux et leurs interactions \u00e0 l&#8217;interface oc\u00e9an-atmosph\u00e8re, apr\u00e8s les d\u00e9p\u00f4ts atmosph\u00e9riques et leur impact sur le fonctionnement de l&#8217;\u00e9cosyst\u00e8me marin.<\/p><p class=\"rtejustify\">Au cours de la croisi\u00e8re qui a eu lieu en M\u00e9diterran\u00e9e du <strong>10 mai au 11 juin 2017<\/strong>, nous avons \u00e9tudi\u00e9 l&#8217;impact des d\u00e9p\u00f4ts atmosph\u00e9riques sur les cycles des \u00e9l\u00e9ments chimiques, sur les processus et flux biog\u00e9ochimiques marins, sur les \u00e9missions d&#8217;a\u00e9rosols marins et l&#8217;impact des changements en cours sur le fonctionnement futur des communaut\u00e9s riveraines.<\/p><p class=\"rtejustify\">PEACETIME, con\u00e7u dans un cadre multidisciplinaire, a combin\u00e9 des outils de pr\u00e9vision du transport des poussi\u00e8res et de t\u00e9l\u00e9d\u00e9tection satellitaire en temps quasi r\u00e9el afin de maximiser la probabilit\u00e9 de capter un d\u00e9p\u00f4t de poussi\u00e8res sahariennes dans une colonne d&#8217;eau stratifi\u00e9e afin de suivre les processus associ\u00e9s in-situ.<\/p><p class=\"rtejustify\">Une s\u00e9rie d&#8217;approches coupl\u00e9es dans la zone m\u00e9sop\u00e9lagique ont permis de relier les processus li\u00e9s aux d\u00e9p\u00f4ts atmosph\u00e9riques se produisant dans la zone euphotique avec la remin\u00e9ralisation et l&#8217;exportation ci-dessous.<\/p><p class=\"rtejustify\">Ces approches comprennent des pi\u00e8ges \u00e0 neige marins, des pi\u00e8ges \u00e0 s\u00e9diments r\u00e9guliers et sp\u00e9cifiques comprenant une chambre d&#8217;incubation, l&#8217;\u00e9chantillonnage in situ \u00e0 l&#8217;aide de bouteilles \u00e0 haute pression, la simulation de particules descendantes pour mesurer in situ la production procaryote et la fr\u00e9quence respiratoire en relation avec le flux des particules dans la zone m\u00e9sop\u00e9lagique.<\/p><p class=\"rtejustify\">\u00a0<\/p><p class=\"rtejustify\">\u00a0<\/p><h4 class=\"rtecenter\"><a href=\"http:\/\/peacetime-project.org\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color:#003366;\">Le site web<\/span><\/a><span style=\"color:#003366;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <a href=\"https:\/\/twitter.com\/peacetimecruise\" target=\"_blank\" rel=\"noopener\">Twitter<\/a><\/span><\/h4><p class=\"rtejustify\">\u00a0<\/p>            <\/div>                  <\/div>                <div class=\"item image-wrapper\" style=\"background-image: url(https:\/\/www.mio.osupytheas.fr\/wp-content\/uploads\/ancien-site\/styles\/800x600\/public\/images\/paragraphs\/picture_drifters_onthedeck.jpg?itok=LD45-CmY);\">        <\/div>      <\/div>    <\/div>  <\/div><\/section><\/div><div class=\"field-item odd\"><section class=\"paragraph-section paragraph-texte-simple paragraph-gris\">  <div class=\"container\">             <div class=\"paragraph-content\">        <h3><span style=\"color:#000080;\">L&#8217;\u00e9quipe<\/span><\/h3><p class=\"rtecenter\"><img fetchpriority=\"high\" decoding=\"async\" alt=\"L'\u00e9quipe\" src=\"\/wp-content\/uploads\/ancien-site\/images\/photo_de_groupe-peacetime.png\" width=\"1000\" height=\"562\"><\/p>      <\/div>      <\/div><\/section><\/div><\/div><\/div><\/div>            <\/div>                                      <\/div>    <\/div>  <\/div><\/div>","protected":false},"featured_media":4489,"parent":0,"template":"","class_list":["post-7179","archive_page","type-archive_page","status-publish","has-post-thumbnail","hentry"],"acf":{"id_old":"1715","category_old":"Mers et oc\u00e9ans Changement global"},"_links":{"self":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/archive_page\/7179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/archive_page"}],"about":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/types\/archive_page"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media\/4489"}],"wp:attachment":[{"href":"https:\/\/www.mio.osupytheas.fr\/fr\/wp-json\/wp\/v2\/media?parent=7179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}