{"id":24080,"date":"2017-04-18T20:22:48","date_gmt":"2017-04-18T18:22:48","guid":{"rendered":"http:\/\/www.naturalscience.org\/fr\/?p=24080"},"modified":"2021-11-09T15:19:51","modified_gmt":"2021-11-09T14:19:52","slug":"journee-de-larbre-2017","status":"publish","type":"post","link":"https:\/\/www.naturalscience.org\/fr\/news\/2017\/04\/journee-de-larbre-2017\/","title":{"rendered":"Journ\u00e9e de l\u2019Arbre 2017"},"content":{"rendered":"<p>Le r\u00e8gne des arbres compte une multitude de records. Un pin de Bristlecone dans les Montagnes Blanches de Californie compte 5.062 printemps dont l\u2019endroit exact est gard\u00e9 secret par les scientifiques pour le prot\u00e9ger. Dans la m\u00eame r\u00e9gion pousse&nbsp;\u00ab&nbsp;Methuselah&nbsp;\u00bb, \u00e9galement un pin, qui peut \u00eatre fier de ses 4.700 ans. <!--more-->Mais encore plus anciennes sont les colonies clonales d\u2019arbres, c.\u00e0.d. des groupes d\u2019arbres avec un seul et m\u00eame syst\u00e8me de racines. En Am\u00e9rique du Nord, l\u2019\u00e2ge de la colonie Pando de peupliers faux-trembles est estim\u00e9 \u00e0 au moins 80.000 ans&nbsp;! \u00c0 l\u2019ombre de l\u2019un de ces g\u00e9ants, la plupart des gens ressentent un profond respect devant cet \u00eatre impressionnant. Ce n\u2019est pas \u00e9tonnant qu\u2019ils leur donnent souvent un nom comme&nbsp;\u00ab&nbsp;Hyperion&nbsp;\u00bb d\u2019apr\u00e8s un titan de la mythologie grecque pour l\u2019arbre le plus grand du monde,&nbsp;\u00ab&nbsp;Prometheus&nbsp;\u00bb pour l\u2019un des plus vieux,&nbsp;\u00ab&nbsp;General Sherman&nbsp;\u00bb pour le plus imposant.<\/p>\n<p>\u00c0 l\u2019occasion de cette Journ\u00e9e de l\u2019Arbre le 28 avril 2017, il est bien de se rappeler de l\u2019immense service de ces \u00eatres v\u00e9g\u00e9taux grandioses&nbsp; rendu \u00e0 l\u2019humanit\u00e9. Qu\u2019inspirerions-nous s\u2019ils n\u2019expiraient pas l\u2019oxyg\u00e8ne pour nous&nbsp;? Avec quel mat\u00e9riau ferions-nous nos maisons et nos meubles&nbsp;? Comment prot\u00e9ger nos villages de montagne des avalanches et des glissements de terrain&nbsp;? Que boirions-nous&nbsp;? Car les for\u00eats sont d\u2019importants faiseurs de pluie, comme la science a pu le d\u00e9montrer entre-temps. Pourtant ce n\u2019est pas seulement l\u2019\u00eatre humain qui a besoin des arbres. Bien 80&nbsp;% de tous les \u00eatres terrestres ont besoin de la for\u00eat comme habitat. Cependant, une centaine d\u2019esp\u00e8ces dispara\u00eet par jour en ce moment parce que l\u2019\u00eatre humain d\u00e9truit chaque seconde une surface foresti\u00e8re de la taille d\u2019un terrain de football.<\/p>\n<p>Profitons donc du 28 avril prochain pour aller dans la Nature avec un c\u0153ur reconnaissant et les yeux grand ouverts et en particulier l\u00e0 o\u00f9 nous vivons, en pr\u00eatant notre attention aux arbres. Encore mieux&nbsp;: si vous avez la possibilit\u00e9, plantez un ou voire m\u00eame plusieurs arbres, dans votre jardin, avec les voisins du quartier ou peut-\u00eatre chez un ami agriculteur&nbsp;?<\/p>\n<p>The World Foundation for Natural Science vous offre \u00e9galement l\u2019occasion de faire de cette journ\u00e9e un jour de f\u00eate pour les arbres. Que notre programme vous inspire et vous enthousiasme&#8230; et si vous d\u00e9sirez passer cette journ\u00e9e avec nous, nous en serons d\u2019autant plus heureux&nbsp;!<\/p>\n<p><em>Allez voir notre actualit\u00e9 sur la <a href=\"https:\/\/www.naturalscience.org\/fr\/news\/2016\/04\/journee-de-larbre\/\">Journ\u00e9e de l\u2019Arbre 2016<\/a> afin d\u2019en savoir davantage sur ces \u00eatres magnifiques.<\/em><\/p>\n<h2>\u00c9v\u00e9nements<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.naturalscience.org\/news\/2017\/04\/arbour-day-2017\/#england\">Angleterre<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/news\/2017\/04\/arbour-day-2017\/#canada\">Canada<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/de\/news\/2017\/04\/tag-des-baumes-2017\/#germany\">Allemagne<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/de\/veranstaltungen\/2017-04-29-erlebnistag-zum-internationalen-tag-des-baumes-auf-dem-archehof\/\">Suisse<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/de\/veranstaltungen\/2017-04-29-freundschaft-mit-unseren-baeumen\/\">Autriche<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/es\/news\/2017\/04\/el-dia-del-arbol-2017\/#colombia\">Colombie<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/es\/news\/2017\/04\/el-dia-del-arbol-2017\/#peru\">P\u00e9rou<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/es\/news\/2017\/04\/el-dia-del-arbol-2017\/#brazil\">Br\u00e9sil<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/ru\/news\/2017\/04\/%d0%b4%d0%b5%d0%bd%d1%8c-%d0%b4%d1%80%d0%b5%d0%b2%d0%be%d0%bd%d0%b0%d1%81%d0%b0%d0%b6%d0%b4%d0%b5%d0%bd%d0%b8%d1%8f-2017\/#russia\">Russie<\/a><\/li>\n<li><a href=\"https:\/\/www.naturalscience.org\/ru\/news\/2017\/04\/%d0%b4%d0%b5%d0%bd%d1%8c-%d0%b4%d1%80%d0%b5%d0%b2%d0%be%d0%bd%d0%b0%d1%81%d0%b0%d0%b6%d0%b4%d0%b5%d0%bd%d0%b8%d1%8f-2017\/#kazakhstan\">Kazakhstan<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"Le r\u00e8gne des arbres compte une multitude de records. Un pin de Bristlecone dans les Montagnes Blanches de Californie compte 5.062 printemps dont l\u2019endroit exact est gard\u00e9 secret par les scientifiques pour le prot\u00e9ger. Dans la m\u00eame r\u00e9gion pousse&nbsp;\u00ab&nbsp;Methuselah&nbsp;\u00bb, \u00e9galement un pin, qui peut \u00eatre fier de ses 4.700 ans. 24080","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[214],"tags":[],"class_list":["post-24080","post","type-post","status-publish","format-standard","hentry","category-forets","wpautop"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Journ\u00e9e de l\u2019Arbre 2017 - The World Foundation for Natural Science<\/title>\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.naturalscience.org\/fr\/news\/2017\/04\/journee-de-larbre-2017\/\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jonas Zumkehr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/news\\\/2017\\\/04\\\/journee-de-larbre-2017\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/news\\\/2017\\\/04\\\/journee-de-larbre-2017\\\/\"},\"author\":{\"name\":\"Jonas Zumkehr\",\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/#\\\/schema\\\/person\\\/0be5d48465708d48c68f324f12edf220\"},\"headline\":\"Journ\u00e9e de l\u2019Arbre 2017\",\"datePublished\":\"2017-04-18T18:22:48+00:00\",\"dateModified\":\"2021-11-09T14:19:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/news\\\/2017\\\/04\\\/journee-de-larbre-2017\\\/\"},\"wordCount\":469,\"articleSection\":[\"For\u00eats\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/news\\\/2017\\\/04\\\/journee-de-larbre-2017\\\/\",\"url\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/news\\\/2017\\\/04\\\/journee-de-larbre-2017\\\/\",\"name\":\"Journ\u00e9e de l\u2019Arbre 2017 - 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