{"id":67051,"date":"2025-04-29T12:00:00","date_gmt":"2025-04-29T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/la-terre-face-aux-asteroides"},"modified":"2025-05-05T21:01:27","modified_gmt":"2025-05-05T21:01:27","slug":"la-terre-face-aux-asteroides","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides","title":{"rendered":"La Terre Face aux Ast\u00e9ro\u00efdes"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>Tous les dix ans, un aste\u0301roi\u0308de de la taille d\u2019un camion explose dans la haute atmosphe\u0300re en libe\u0301rant une e\u0301nergie dix fois supe\u0301rieure a\u0300 la bombe d\u2019Hiroshima. Une fois par sie\u0300cle, c\u2019est un corps rocheux de la taille d\u2019un immeuble qui percute notre plane\u0300te avec la capacite\u0301 de de\u0301truire une ville entie\u0300re. Enseignant en France et aux E\u0301tats-Unis, Charles Frankel pre\u0301sente, dans son livre \u00ab Bombes cosmiques \u00bb, un panorama tre\u0300s complet de la science des impacts.<\/p>\n<p><b>Prote\u0301ger un jour la Terre d\u2019une collision de\u0301vastatrice<\/b><\/p>\n<p>\u00ab J\u2019ai eu la chance de vivre le de\u0301veloppement de ce domaine d\u2019avant-garde qui a propulse\u0301 les impacts cosmiques sur le devant de la sce\u0300ne, et d\u2019e\u0302tre le te\u0301moin privile\u0301gie\u0301 de fascinantes de\u0301couvertes comme celle du crate\u0300re de Chicxulub au Mexique, responsable du massacre des dinosaures \u00bb, signale le ge\u0301ologue.<\/p>\n<p>Il explique ainsi comment les aste\u0301roi\u0308des potentiellement menac\u0327ants sont re\u0301pertorie\u0301s, les risques d\u2019impacts calcule\u0301s, et par quelles techniques nous pourrions prote\u0301ger un jour la Terre d\u2019une collision de\u0301vastatrice. Mais l\u2019auteur souligne aussi l\u2019importance des impacts d\u2019aste\u0301roi\u0308des dans la datation des surfaces plane\u0301taires.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <span style=\"color: #ff6600\">Senegal<\/span>, suivez <span style=\"color: #ff6600\">Africa-Press<\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. Tous les dix ans, un aste\u0301roi\u0308de de la taille d\u2019un camion explose dans la haute atmosphe\u0300re en libe\u0301rant une e\u0301nergie dix fois supe\u0301rieure a\u0300 la bombe d\u2019Hiroshima. Une fois par sie\u0300cle, c\u2019est un corps rocheux de la taille d\u2019un immeuble qui percute notre plane\u0300te avec la capacite\u0301 de de\u0301truire une ville entie\u0300re. [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":67050,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[44],"class_list":["post-67051","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>La Terre Face aux Ast\u00e9ro\u00efdes - Senegal<\/title>\n<meta name=\"description\" content=\"Tous les dix ans, un aste\u0301roi\u0308de de la taille d\u2019un camion explose dans la haute atmosphe\u0300re en libe\u0301rant une e\u0301nergie di ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La Terre Face aux Ast\u00e9ro\u00efdes\" \/>\n<meta property=\"og:description\" content=\"Tous les dix ans, un aste\u0301roi\u0308de de la taille d\u2019un camion explose dans la haute atmosphe\u0300re en libe\u0301rant une e\u0301nergie di ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\" \/>\n<meta property=\"og:site_name\" content=\"Senegal\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-29T12:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-05T21:01:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/04\/sm_1745989068.448109.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"La Terre Face aux Ast\u00e9ro\u00efdes\",\"datePublished\":\"2025-04-29T12:00:00+00:00\",\"dateModified\":\"2025-05-05T21:01:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\"},\"wordCount\":242,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/04\/sm_1745989068.448109.jpg\",\"keywords\":[\"Senegal\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/la-terre-face-aux-asteroides\",\"name\":\"La Terre Face aux Ast\u00e9ro\u00efdes - 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