{"id":472,"date":"2018-04-27T11:02:00","date_gmt":"2018-04-27T09:02:00","guid":{"rendered":"http:\/\/vandiepenbeeck.org\/?p=472"},"modified":"2019-11-21T15:44:13","modified_gmt":"2019-11-21T14:44:13","slug":"les-facteurs-qui-influencent-le-climat-partie-35","status":"publish","type":"post","link":"http:\/\/vandiepenbeeck.org\/?p=472","title":{"rendered":"Les facteurs qui influencent le climat &#8211; partie 35"},"content":{"rendered":"<p><span style=\"font-size: 14pt;\">El Ni\u00f1o (7)<\/span><\/p>\n<p><!--more--><\/p>\n<p>El Ni\u00f1o et la Nii\u00f1a ont une influence importante sur la temp\u00e9rature moyenne de la Terre. On constate que les ann\u00e9es El Ni\u00f1o sont plus chaudes que les ann\u00e9es La Ni\u00f1a\u00a0. Les ann\u00e9es El Ni\u00f1o sont aussi plus chaudes, dans une moindre mesure, que les ann\u00e9es \u00ab\u00a0normales\u00a0\u00bb. La figure 51 montre cependant des exceptions\u00a0: on a des ann\u00e9es El Ni\u00f1o ou normales relativement froides. Ce sont des ann\u00e9es qui ont suivi des \u00e9ruptions volcaniques importantes comme celle du Pinatubo en 1991. Ce volcan a eu un indice d\u2019explosivit\u00e9 volcanique ou \u00e9chelle VEI de 6 tout comme le Krakatoa en 1883.<\/p>\n<p>Dans cette figure, des courbes de tendance ont \u00e9t\u00e9 \u00e9tablies pour les trois situations. En gros les ann\u00e9es La Ni\u00f1a sont les plus froides les ann\u00e9es et celles El Ni\u00f1o sont les plus chaudes. Il y a bien entendu d\u2019autres facteurs qui modulent la temp\u00e9rature moyenne de la Terre, mais on peut constater quelque soit la situation, on a une nette tendance au r\u00e9chauffement, la pente est la m\u00eame pour El Ni\u00f1o, les ann\u00e9es normales et pour La Ni\u00f1a.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-559\" src=\"https:\/\/vandiepenbeeck.org\/wp-content\/uploads\/2018\/04\/noaa_enso-300x254.png\" alt=\"\" width=\"300\" height=\"254\" srcset=\"http:\/\/vandiepenbeeck.org\/wp-content\/uploads\/2018\/04\/noaa_enso-300x254.png 300w, http:\/\/vandiepenbeeck.org\/wp-content\/uploads\/2018\/04\/noaa_enso-1024x866.png 1024w, http:\/\/vandiepenbeeck.org\/wp-content\/uploads\/2018\/04\/noaa_enso-768x650.png 768w, http:\/\/vandiepenbeeck.org\/wp-content\/uploads\/2018\/04\/noaa_enso.png 1232w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p style=\"text-align: left;\">\n<p>Figure 51 : temp\u00e9rature moyenne de la Terre entre 1997 et 2010. On y fait la distinction entre les ann\u00e9es El Ni=no, normales et La Ni\u00f1a<\/p>\n<p><span style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif;\"><span style=\"font-size: 14pt;\"><br \/>\n<\/span> <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>El Ni\u00f1o (7)<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-472","post","type-post","status-publish","format-standard","hentry","category-article-traitant-du-climat"],"_links":{"self":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts\/472"}],"collection":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=472"}],"version-history":[{"count":1,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts\/472\/revisions"}],"predecessor-version":[{"id":560,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=\/wp\/v2\/posts\/472\/revisions\/560"}],"wp:attachment":[{"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=472"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/vandiepenbeeck.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}