{"id":27088,"date":"2025-07-31T12:00:06","date_gmt":"2025-07-31T10:00:06","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=27088"},"modified":"2025-07-20T19:53:27","modified_gmt":"2025-07-20T17:53:27","slug":"lhumanite-a-tellement-endigue-leau-quelle-a-deplace-les-poles-magnetiques-de-notre-monde","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/lhumanite-a-tellement-endigue-leau-quelle-a-deplace-les-poles-magnetiques-de-notre-monde\/","title":{"rendered":"L&rsquo;humanit\u00e9 a tellement endigu\u00e9 l&rsquo;eau qu&rsquo;elle a d\u00e9plac\u00e9 les p\u00f4les magn\u00e9tiques de notre monde"},"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>Les r\u00e9cents changements du champ magn\u00e9tique terrestre portent l&#8217;empreinte de l&rsquo;activit\u00e9 humaine. S&rsquo;il est normal que les p\u00f4les magn\u00e9tiques de notre plan\u00e8te se d\u00e9placent sporadiquement, de nouvelles recherches montrent que nous avons d\u00e9sormais accumul\u00e9 suffisamment d&rsquo;eau derri\u00e8re les barrages pour expliquer au moins une partie des mouvements actuels.<\/p>\n<p>Natasha Valencic, g\u00e9ophysicienne \u00e0 l&rsquo;Universit\u00e9 de Harvard, et ses coll\u00e8gues ont calcul\u00e9 que les masses concentr\u00e9es dans un peu moins de 7 000 des plus grands barrages de la Terre ont d\u00e9cal\u00e9 l&rsquo;axe de rotation de la cro\u00fbte d&rsquo;environ un m\u00e8tre (trois pieds) par rapport \u00e0 la dynamo qui alimente les champs magn\u00e9tiques sous la cro\u00fbte.<\/p>\n<p>De plus, toute cette accumulation d\u2019eau a \u00e9galement provoqu\u00e9 une baisse de 21 millim\u00e8tres du niveau de la mer.<\/p>\n<p>En lien : La rotation de la Terre ralentit, ce qui pourrait expliquer la pr\u00e9sence d&rsquo;oxyg\u00e8ne dans notre organisme.<\/p>\n<p>\u00ab En emprisonnant l\u2019eau derri\u00e8re des barrages, non seulement nous retirons de l\u2019eau des oc\u00e9ans, entra\u00eenant ainsi une baisse du niveau de la mer \u00e0 l\u2019\u00e9chelle mondiale, mais nous distribuons \u00e9galement la masse d\u2019une mani\u00e8re diff\u00e9rente \u00e0 travers le monde \u00bb, explique Valencic.<\/p>\n<figure id=\"attachment_27089\" aria-describedby=\"caption-attachment-27089\" style=\"width: 2048px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27089\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/lhumanite-a-tellement-endigue-leau-quelle-a-deplace-les-poles-magnetiques-de-notre-monde\/barrages-globaux\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?fit=2048%2C1088&amp;ssl=1\" data-orig-size=\"2048,1088\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"barrages globaux\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Localisation des 6 862 r\u00e9servoirs examin\u00e9s dans l\u2019\u00e9tude. (Valencic et al., Geophys. Res. Lett. , 2025)&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?fit=300%2C159&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?fit=800%2C425&amp;ssl=1\" class=\"size-full wp-image-27089\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?resize=2048%2C1088&#038;ssl=1\" alt=\"\" width=\"2048\" height=\"1088\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?w=2048&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?resize=300%2C159&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?resize=800%2C425&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?resize=768%2C408&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrages-globaux.jpg?resize=1536%2C816&amp;ssl=1 1536w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-27089\" class=\"wp-caption-text\">Localisation des 6 862 r\u00e9servoirs ou barrages examin\u00e9s dans l\u2019\u00e9tude. (Valencic et al., Geophys. Res. Lett. , 2025)<\/figcaption><\/figure>\n<p>Cette redistribution de masse peut avoir un impact sur la position des p\u00f4les magn\u00e9tiques de la Terre par rapport \u00e0 la surface.<\/p>\n<p>L&rsquo;ajout d&rsquo;un poids suppl\u00e9mentaire \u00e0 une sph\u00e8re en rotation entra\u00eene la partie lest\u00e9e vers l&rsquo;\u00e9quateur, d\u00e9pla\u00e7ant ainsi l&rsquo;axe de rotation de la sph\u00e8re. Ainsi, la redistribution du poids de la surface terrestre r\u00e9oriente son axe de rotation, que ce soit par la construction de barrages, la fonte des glaciers ou le pr\u00e9l\u00e8vement d&rsquo;eaux souterraines .<\/p>\n<p>Mais c&rsquo;est seulement la cro\u00fbte externe de la Terre flottant sur ses parties internes gluantes &#8211; et non la substance gluante interne g\u00e9n\u00e9rant le champ magn\u00e9tique &#8211; qui se d\u00e9place, conduisant \u00e0 une partie diff\u00e9rente de la surface de la Terre situ\u00e9e au-dessus du nord magn\u00e9tique interne de notre plan\u00e8te.<\/p>\n<p>Ainsi, alors que le nord lui-m\u00eame n&rsquo;a pas r\u00e9ellement boug\u00e9 dans l&rsquo;espace, la surface de la Terre s&rsquo;est d\u00e9plac\u00e9e autour de lui. Ce ph\u00e9nom\u00e8ne est appel\u00e9 d\u00e9rive polaire.<\/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<figure id=\"attachment_27090\" aria-describedby=\"caption-attachment-27090\" style=\"width: 2048px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27090\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/lhumanite-a-tellement-endigue-leau-quelle-a-deplace-les-poles-magnetiques-de-notre-monde\/pole-magnetique-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?fit=2048%2C1697&amp;ssl=1\" data-orig-size=\"2048,1697\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"pole magnetique\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Comment le p\u00f4le Nord s&amp;rsquo;est d\u00e9plac\u00e9 entre 1835 et 2011. Les fl\u00e8ches bleues indiquent le mouvement global moyen. (Valencic et al., Geophys. Res. Lett. , 2025)&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?fit=300%2C249&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?fit=800%2C663&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?resize=2048%2C1697&#038;ssl=1\" alt=\"\" width=\"2048\" height=\"1697\" class=\"size-full wp-image-27090\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?w=2048&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?resize=300%2C249&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?resize=800%2C663&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?resize=768%2C636&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/pole-magnetique.jpg?resize=1536%2C1273&amp;ssl=1 1536w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-27090\" class=\"wp-caption-text\">Comment le p\u00f4le Nord s&rsquo;est d\u00e9plac\u00e9 entre 1835 et 2011. Les fl\u00e8ches bleues indiquent le mouvement global moyen. (Valencic et al., Geophys. Res. Lett. , 2025)<\/figcaption><\/figure>\n<p>Valencic et son \u00e9quipe ont constat\u00e9 que le p\u00f4le Nord s&rsquo;est d\u00e9plac\u00e9 en deux phases. De 1835 \u00e0 1954, il s&rsquo;est d\u00e9plac\u00e9 vers l&rsquo;est, en direction de la Russie, d&rsquo;environ 20 centim\u00e8tres (8 pouces), gr\u00e2ce \u00e0 la construction de barrages en Europe et en Am\u00e9rique du Nord. Puis, entre 1954 et 2011, il s&rsquo;est d\u00e9plac\u00e9 de 57 centim\u00e8tres vers l&rsquo;ouest, en direction de l&rsquo;Am\u00e9rique du Nord, gr\u00e2ce \u00e0 la construction de nouveaux barrages en Asie et en Afrique de l&rsquo;Est.<\/p>\n<p>\u00ab Nous n\u2019allons pas entrer dans une nouvelle \u00e8re glaciaire, car le p\u00f4le s\u2019est d\u00e9plac\u00e9 d\u2019environ un m\u00e8tre au total, mais cela a des implications sur le niveau de la mer \u00bb, explique Valencic.<\/p>\n<p>Les chercheurs ont calcul\u00e9 que nous avons jusqu&rsquo;\u00e0 pr\u00e9sent retenu un quart de l&rsquo;\u00e9l\u00e9vation du niveau de la mer depuis le d\u00e9but du si\u00e8cle, soit environ 1,2 millim\u00e8tre par an, derri\u00e8re des barrages. D&rsquo;une certaine mani\u00e8re, cela pourrait \u00eatre consid\u00e9r\u00e9 comme une bonne chose, \u00e9tant donn\u00e9 que le changement climatique d&rsquo;origine humaine provoque une \u00e9l\u00e9vation du niveau de la mer , cr\u00e9ant d\u00e9j\u00e0 des raz-de-mar\u00e9e d\u00e9vastateurs sous l&rsquo;effet des temp\u00eates de plus en plus turbulentes de notre atmosph\u00e8re .<\/p>\n<p>Ces r\u00e9sultats doivent \u00eatre pris en compte dans les estimations de l\u2019\u00e9l\u00e9vation future du niveau de la mer, avertissent les chercheurs.<\/p>\n<p>\u00ab Selon l&#8217;emplacement des barrages et des r\u00e9servoirs, la g\u00e9om\u00e9trie de l&rsquo;\u00e9l\u00e9vation du niveau de la mer changera \u00bb, explique Valencic. \u00ab C&rsquo;est un autre \u00e9l\u00e9ment \u00e0 prendre en compte, car ces changements peuvent \u00eatre tr\u00e8s importants et significatifs. \u00bb<\/p>\n<p>Le d\u00e9placement des p\u00f4les magn\u00e9tiques s\u2019ajoute \u00e0 une liste croissante de ph\u00e9nom\u00e8nes plan\u00e9taires que les humains perturbent par inadvertance, notamment le r\u00e9tr\u00e9cissement des couches atmosph\u00e9riques , la modification de la circulation oc\u00e9anique et l\u2019activation des volcans .<\/p>\n<p>Cette recherche a \u00e9t\u00e9 publi\u00e9e dans <a href=\"https:\/\/doi.org\/10.1029\/2025GL115468\" target=\"_blank\">Geophysical Research Letters<\/a>.<br \/>\n<a href=\"https:\/\/www.laterredufutur.com\/accueil\/\" target=\"_blank\">Adaptation Terra Projects<\/a><br \/>\nSource : <a href=\"https:\/\/www.sciencealert.com\/humanity-has-dammed-so-much-water-its-shifted-earths-magnetic-poles\" target=\"_blank\">https:\/\/www.sciencealert.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"27088\">(172)<\/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>Les r\u00e9cents changements du champ magn\u00e9tique terrestre portent l&#8217;empreinte de l&rsquo;activit\u00e9 humaine. S&rsquo;il est normal que les p\u00f4les magn\u00e9tiques de&#8230;<\/p>\n","protected":false},"author":1,"featured_media":27092,"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":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[18],"tags":[3051,324,8244,333,75],"class_list":["post-27088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-monde-futur","tag-accumulation","tag-axe","tag-barrages","tag-eau","tag-terre","wpcat-18-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/barrage-chine.webp?fit=1280%2C720&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-72U","jetpack-related-posts":[{"id":26889,"url":"https:\/\/www.laterredufutur.com\/accueil\/lors-du-dernier-changement-de-pole-magnetique-les-peintures-corporelles-de-lage-de-pierre-auraient-pu-etre-des-ecrans-solaires-prehistoriques\/","url_meta":{"origin":27088,"position":0},"title":"Lors du dernier changement de pole magn\u00e9tique, les peintures corporelles de l&rsquo;\u00e2ge de pierre auraient pu \u00eatre des \u00e9crans solaires pr\u00e9historiques","author":"Admin","date":"14 mai 2025","format":false,"excerpt":"La peinture corporelle \u00e0 l'ocre pourrait avoir \u00e9t\u00e9 une forme de protection solaire pr\u00e9historique qui a aid\u00e9 les premiers hommes \u00e0 survivre \u00e0 une augmentation soudaine du rayonnement ultraviolet (UV) il y a environ 41 000 ans. C'est la nouvelle hypoth\u00e8se fascinante avanc\u00e9e r\u00e9cemment par une \u00e9quipe internationale de g\u00e9oscientifiques\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\/2025\/05\/homo-sapiens-chasseur-cueilleur-1.jpg?fit=1024%2C793&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/05\/homo-sapiens-chasseur-cueilleur-1.jpg?fit=1024%2C793&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/05\/homo-sapiens-chasseur-cueilleur-1.jpg?fit=1024%2C793&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/05\/homo-sapiens-chasseur-cueilleur-1.jpg?fit=1024%2C793&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":20905,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-pole-nord-magnetique-de-la-terre-se-dirige-vers-la-siberie-et-nous-savons-enfin-pourquoi\/","url_meta":{"origin":27088,"position":1},"title":"Le p\u00f4le nord magn\u00e9tique de la Terre se dirige vers la Sib\u00e9rie et nous savons enfin pourquoi","author":"Admin","date":"27 mai 2020","format":false,"excerpt":"Le p\u00f4le nord magn\u00e9tique file vers la Sib\u00e9rie - et les scientifiques pourraient enfin savoir le pourquoi. Il est facile de penser aux p\u00f4les g\u00e9omagn\u00e9tiques de la Terre comme des \u00e9l\u00e9ments qui sont fix\u00e9s dans la pierre (ou la glace), mais les deux p\u00f4les ne sont pas stationnaires et restent\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\/2020\/05\/pole-magnetique.jpg?fit=1100%2C619&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/05\/pole-magnetique.jpg?fit=1100%2C619&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/05\/pole-magnetique.jpg?fit=1100%2C619&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/05\/pole-magnetique.jpg?fit=1100%2C619&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/05\/pole-magnetique.jpg?fit=1100%2C619&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":21947,"url":"https:\/\/www.laterredufutur.com\/accueil\/lhemisphere-nord-de-notre-planete-serait-plus-frappe-par-le-vent-solaire-que-le-sud\/","url_meta":{"origin":27088,"position":2},"title":"L\u2019h\u00e9misph\u00e8re nord de notre plan\u00e8te serait plus frapp\u00e9 par le vent solaire que le sud","author":"Admin","date":"9 f\u00e9vrier 2021","format":false,"excerpt":"Sans discontinuer et de mani\u00e8re plus ou moins intense, le Soleil envoie vers la Terre des particules charg\u00e9es. Notre champ magn\u00e9tique nous prot\u00e8ge. Mais selon de nouveaux travaux, l'h\u00e9misph\u00e8re nord resterait plus expos\u00e9. Et alors que tous pensaient que les deux h\u00e9misph\u00e8res de la Terre recevaient naturellement autant de particules\u2026","rel":"","context":"Dans &quot;Soleil&quot;","block_context":{"text":"Soleil","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/soleil\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/12\/islande-aurore-boreale.jpg?fit=1024%2C684&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27575,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-a-deux-poles-nord-comment-le-pere-noel-sait-il-lequel-est-le-sien\/","url_meta":{"origin":27088,"position":3},"title":"La Terre a deux p\u00f4les Nord. 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