{"id":910,"date":"2013-04-07T14:09:52","date_gmt":"2013-04-07T14:09:52","guid":{"rendered":"http:\/\/nantes.apbg.org\/?p=910"},"modified":"2025-09-23T15:15:03","modified_gmt":"2025-09-23T15:15:03","slug":"histoire-de-la-vegetation-sur-le-littoral-vendeen-a-laide-de-la-palynologie","status":"publish","type":"post","link":"https:\/\/nantes.apbg.fr\/index.php\/2013\/04\/07\/histoire-de-la-vegetation-sur-le-littoral-vendeen-a-laide-de-la-palynologie\/","title":{"rendered":"Histoire de la v\u00e9g\u00e9tation sur le littoral vend\u00e9en \u00e0 l&rsquo;aide de la palynologie"},"content":{"rendered":"\n<figure class=\"wp-block-image alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-1024x768.jpg\" alt=\"\" class=\"wp-image-6668\" style=\"width:355px;height:auto\" srcset=\"https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-1024x768.jpg 1024w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-300x225.jpg 300w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-768x576.jpg 768w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-1536x1152.jpg 1536w, https:\/\/nantes.apbg.fr\/wp-content\/uploads\/2025\/09\/DSCN9133-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Le samedi 8 juin 2013, Camille Joly,<\/strong> Palynologue, nous a fait la pr\u00e9sentation de ses recherches en pal\u00e9oenvironnement. Ces travaux ont port\u00e9 sur les relations entre l&rsquo;\u00e9volution des soci\u00e9t\u00e9s et de la v\u00e9g\u00e9tation de l&rsquo;\u00e2ge du bronze \u00e0 l&rsquo;actuel dans l&rsquo;espace centre-ouest atlantique. Une part importante de ses recherches ont eu pour objet l&rsquo;\u00e9tude palynologique du marais des Bourbes de l&rsquo;Allerie sur la commune d&rsquo;Olonne-sur-Mer.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les Bourbes de l\u2019Allerie repr\u00e9sentent, en effet, sur le pays des Olonnes, un milieu humide, original, un bas-marais alcalin avec une flore et une faune remarquables!&nbsp; L\u2019\u00e9tude des grains de pollen tr\u00e8s bien conserv\u00e9s, retrouv\u00e9s dans les couches s\u00e9dimentaires permettent de comprendre l\u2019\u00e9volution de la flore, l\u2019impact des activit\u00e9s humaines sur celle-ci et les variations du trait de c\u00f4te depuis 8000 ans !<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span style=\"color: #800000\">Cette journ\u00e9e s&rsquo;est d\u00e9roul\u00e9e en deux temps :<\/span><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le matin, une conf\u00e9rence par Camille Joly. <strong>\u00ab\u00a0Du grain de pollen \u00e0 la reconstitution du paysage v\u00e9g\u00e9tal : la palynologie, science des pal\u00e9oenvironnements &#8211; Exemple de la Vend\u00e9e littorale\u00a0\u00bb<\/strong><a href=\"http:\/\/nantes.apbg.org\/files\/2013\/04\/maps_olonne_bourbes.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"262\" height=\"185\" class=\"alignright  wp-image-915\" src=\"http:\/\/nantes.apbg.org\/files\/2013\/04\/maps_olonne_bourbes.jpg\" alt=\"\"><\/a> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Elle nous a pr\u00e9sent\u00e9 les r\u00e9sultats d\u00e9velopp\u00e9s dans sa th\u00e8se.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L&rsquo;apr\u00e8s-midi, une sortie sur le terrain \u00e0 Olonne-sur-Mer : \u00c9tude de la flore dans le marais des Bourbes de l&rsquo;Allerie, de la for\u00eat d&rsquo;Olonne et de la v\u00e9g\u00e9tation de la dune de Sauveterre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le samedi 8 juin 2013, Camille Joly, Palynologue, nous a fait la pr\u00e9sentation de ses recherches en pal\u00e9oenvironnement. Ces travaux<\/p>\n","protected":false},"author":1,"featured_media":1009,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[2],"tags":[],"class_list":["post-910","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-activites-de-la-regionale"],"_links":{"self":[{"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/posts\/910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/comments?post=910"}],"version-history":[{"count":3,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/posts\/910\/revisions"}],"predecessor-version":[{"id":6792,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/posts\/910\/revisions\/6792"}],"wp:attachment":[{"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/media?parent=910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/categories?post=910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nantes.apbg.fr\/index.php\/wp-json\/wp\/v2\/tags?post=910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}