{"id":9803,"date":"2015-12-16T00:00:40","date_gmt":"2015-12-15T23:00:40","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=9803"},"modified":"2015-12-05T18:49:51","modified_gmt":"2015-12-05T17:49:51","slug":"lage-de-glace-de-lamerique","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/lage-de-glace-de-lamerique\/","title":{"rendered":"L&rsquo;\u00e2ge de glace de l&rsquo;Am\u00e9rique"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>A quoi correspondent les \u00e2ges de glace et quand sera la prochaine \u00e9ch\u00e9ance ? L&rsquo;animation infographique permet de retracer l&rsquo;histoire glaciaire de la Terre. La derni\u00e8re glaciation s&rsquo;est termin\u00e9e il y a un peu moins de 20 000 ans. Nous traversons actuellement une p\u00e9riode interglaciaire mais la modification de la forme de l&rsquo;orbite terrestre plongera la plan\u00e8te Terre dans une nouvelle \u00e8re glaciaire, peut-\u00eatre toutefois moins longue que les pr\u00e9c\u00e9dentes.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/5eGHfy12nKA?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>L&rsquo;\u00e2ge de glace de l&rsquo;Am\u00e9rique<\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"9803\">(1046)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>A quoi correspondent les \u00e2ges de glace et quand sera la prochaine \u00e9ch\u00e9ance ? L&rsquo;animation infographique permet de retracer l&rsquo;histoire&#8230;<\/p>\n","protected":false},"author":1,"featured_media":9804,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"L'\u00e2ge de #glace de l'#Am\u00e9rique @laterredufutur","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[33,20],"tags":[5194,197,2438,41,915,1333,157,233,684],"class_list":["post-9803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archeologie","category-climat","tag-age-glaciaire","tag-amerique","tag-archeologie","tag-climat","tag-documentaire","tag-glaciation","tag-glaciers","tag-histoire","tag-video","wpcat-33-id","wpcat-20-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/12\/glaciers-climat.png?fit=576%2C384&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-2y7","jetpack-related-posts":[{"id":15659,"url":"https:\/\/www.laterredufutur.com\/accueil\/quand-est-ce-que-les-ages-glaciaires-arrivent-ils\/","url_meta":{"origin":9803,"position":0},"title":"Quand est ce que les ages glaciaires arrivent ils ?","author":"Admin","date":"15 septembre 2017","format":false,"excerpt":"La derni\u00e8re p\u00e9riode glaciaire a entra\u00een\u00e9 l'arriv\u00e9e du mammouth laineux et la vaste expansion des glaciers. Mais ce n'est que l'un des nombreux \u00e9pisodes qui ont refroidi la Terre dans l'histoire de notre plan\u00e8te depuis 4,5 milliards d'ann\u00e9es. Alors, \u00e0 quelle fr\u00e9quence surviennent les p\u00e9riodes de glace, et quand le\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/09\/glace-et-banquise.jpg?fit=1024%2C768&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/09\/glace-et-banquise.jpg?fit=1024%2C768&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/09\/glace-et-banquise.jpg?fit=1024%2C768&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/09\/glace-et-banquise.jpg?fit=1024%2C768&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":19057,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-planete-rouge-se-rechauffe-lage-de-glace-se-termine-sur-mars\/","url_meta":{"origin":9803,"position":1},"title":"La plan\u00e8te rouge se r\u00e9chauffe: l&rsquo;\u00e2ge de glace se termine sur Mars","author":"Admin","date":"7 juin 2019","format":false,"excerpt":"Mars est en train de sortir d'un \u00e2ge glaciaire, une d\u00e9couverte qui pourrait nous \u00e9clairer sur les climats pass\u00e9s et futurs de Mars et de la Terre, ont d\u00e9clar\u00e9 des chercheurs. L'orbite de Mars subit r\u00e9guli\u00e8rement des modifications qui affectent consid\u00e9rablement la quantit\u00e9 de lumi\u00e8re solaire atteignant la surface de\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/pole-nord-glace-mars.jpg?fit=970%2C622&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/pole-nord-glace-mars.jpg?fit=970%2C622&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/pole-nord-glace-mars.jpg?fit=970%2C622&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/04\/pole-nord-glace-mars.jpg?fit=970%2C622&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2677,"url":"https:\/\/www.laterredufutur.com\/accueil\/glaciations-eres-et-periodes-glaciaires\/","url_meta":{"origin":9803,"position":2},"title":"Glaciations (\u00e9res et p\u00e9riodes glaciaires)","author":"Admin","date":"1 f\u00e9vrier 2005","format":false,"excerpt":"De l'avis de la majorit\u00e9 des sp\u00e9cialistes, ces variations climatiques se sont produites \u00e0 10 reprises au moins, espac\u00e9es d\u2019environ 100 000 ans. Mais la p\u00e9riode des dernieres 400 000 ann\u00e9es du Quaternaire est bien connues et d\u00e9taill\u00e9e, et comporte 4 grandes p\u00e9riodes principales : \u00a0 600 000-540 000 ans\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/spaw\/images\/remont4.jpeg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4720,"url":"https:\/\/www.laterredufutur.com\/accueil\/il-y-a-18000-ans\/","url_meta":{"origin":9803,"position":3},"title":"Il y a 18000 ans","author":"Admin","date":"7 janvier 2009","format":false,"excerpt":"Le climat d'une \u00e8re glaciaire n'est pas n\u00e9cessairement uniforme : des p\u00e9riodes interglaciaires peuvent alterner avec des p\u00e9riodes de gel. M\u00eame au c\u0153ur d'une glaciation donc, le thermom\u00e8tre ne cesse de souffler le chaud et le froid. Il est donc important de ne pas confondre \u00e8re et p\u00e9riodes glaciaire. Ainsi\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/glace_18000ans.jpg?fit=305%2C277&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3318,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-planete-des-glaces-selon-brigitte-van-vliet-lanoe\/","url_meta":{"origin":9803,"position":4},"title":"La plan\u00e8te des glaces selon Brigitte Van Vliet-Lano\u00eb","author":"Admin","date":"10 f\u00e9vrier 2006","format":false,"excerpt":"\"Au lendemain de la Conf\u00e9rence sur le climat de Montr\u00e9al, c'est une question \u00e9cologiquement incorrecte. Mais comment taire le t\u00e9moignage qu'expose Brigitte Van Vliet-Lano\u00eb, directrice de recherche au CNRS, dans son livre \u00ab La plan\u00e8te des glaces \u00bb (Vuibert) ? Apr\u00e8s avoir sillonn\u00e9 l'Islande, la Sib\u00e9rie et le Canada, elle\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/planete-des-glaces.jpeg?fit=250%2C351&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1615,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-periodes-glaciaires-commenceraient-tres-brutalement\/","url_meta":{"origin":9803,"position":5},"title":"Les p\u00e9riodes glaciaires commenceraient tr\u00e8s brutalement","author":"Admin","date":"7 novembre 2013","format":false,"excerpt":"Les p\u00e9riodes glaciaires commenceraient tr\u00e8s brutalement, en moins de 20 ans. Le Dryas r\u00e9cent, \u00e9galement d\u00e9nomm\u00e9 la grande glaciation, a \u00e9t\u00e9 g\u00e9ologiquement une courte p\u00e9riode de conditions climatiques excessivement froides et s\u00e8ches qui est en contraste frappant avec la pr\u00e9c\u00e9dente p\u00e9riode de r\u00e9chauffement. Ici repr\u00e9sentation artistique d'une calotte glaciaire sur\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2013\/11\/age-de-glace.jpg?fit=300%2C300&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/9803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=9803"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/9803\/revisions"}],"predecessor-version":[{"id":9805,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/9803\/revisions\/9805"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/9804"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=9803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=9803"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=9803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}