{"id":16609,"date":"2015-11-10T17:57:01","date_gmt":"2015-11-10T16:57:01","guid":{"rendered":"http:\/\/www.naturalscience.org\/?page_id=16609"},"modified":"2018-02-09T15:18:01","modified_gmt":"2018-02-09T14:18:01","slug":"oceans","status":"publish","type":"page","link":"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/","title":{"rendered":"Oc\u00e9ans"},"content":{"rendered":"<p>Les mers et les oc\u00e9ans relient toute vie sur la plan\u00e8te. Ils repr\u00e9sentent plus de sept dixi\u00e8mes de la surface de la Terre, soit 361 millions de kilom\u00e8tres carr\u00e9s. Ils forment un \u00e9cosyst\u00e8me unique et le foyer pour de multiples esp\u00e8ces animales et v\u00e9g\u00e9tales&nbsp;: <strong>80&nbsp;% de toutes les cr\u00e9atures terrestres vivent dans la mer.<\/strong> L\u2019\u00e9quilibre climatique mondial est d\u00e9termin\u00e9 par les oc\u00e9ans de fa\u00e7on significative, car ils jouent un r\u00f4le essentiel dans le cycle plan\u00e9taire des mati\u00e8res tel que le cycle du carbone ou celui de l\u2019azote. La mer est le plus grand convertisseur de CO2 avec lequel les algues produisent deux tiers de l\u2019oxyg\u00e8ne. On pourrait donc pr\u00e9tendre que deux respirations sur trois viennent de la mer&nbsp;! De plus, les esp\u00e8ces marines sont la seule source de prot\u00e9ines pour plus d\u2019un milliard de personnes.<\/p>\n<p>En outre, les mers sont le r\u00e9servoir dans lequel l\u2019eau douce est constamment nettoy\u00e9e par le sel et est remise en circulation. Seulement 2,6&nbsp;% des r\u00e9serves d\u2019eau mondiales sont disponibles pour l\u2019humanit\u00e9 sous forme d\u2019eau potable.<\/p>\n<p><strong>L\u2019existence des mers et oc\u00e9ans repr\u00e9sentant le plus grand habitat sur notre plan\u00e8te, est menac\u00e9e \u00e0 bien des \u00e9gards par l\u2019action des hommes.<\/strong> Une pollution massive, une surp\u00eache extr\u00eame, des m\u00e9thodes de p\u00eache irrespectueuses, la chasse \u00e0 la baleine et au dauphin encore toujours pratiqu\u00e9e dans de nombreux pays, poussent des milliers d\u2019esp\u00e8ces animales au bord de l\u2019extinction. La protection des mers, des oc\u00e9ans et de\u00a0 leurs habitants est l\u2019un de nos enjeux primordiaux.<\/p>\n<div class=\"content-box green-1 width-100\">\n<div class=\"content-box-title\">Conseils pratiques pour r\u00e9duire la pollution des mers et oc\u00e9ans&nbsp;:<\/div>\n<div class=\"content-box-body\">\n<ul>\n<li>Soyez reconnaissant chaque jour pour l\u2019eau dont vous disposez.<\/li>\n<li>Utilisez des produits de nettoyage \u00e9cologiques pour faire votre lessive, votre vaisselle et votre m\u00e9nage.<\/li>\n<li>Pr\u00e9f\u00e9rez des aliments r\u00e9gionaux produits naturellement, car l\u2019agriculture conventionnelle utilise des produits toxiques qui polluent les eaux et en fin de compte, la mer&#8230; <span class=\"more\"><i class=\"fa fa-angle-right \" ><\/i>\u00a0<a title=\"What you can do for the oceans\" href=\"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/ce-que-vous-pouvez-faire-pour-la-mer\/\">plus<\/a><\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n\r\n\t        <div class=\"subpages-grid\">\r\n\r\n            <ul class=\"small-block-grid-1 medium-block-grid-2\">\r\n\t\t\t\t\t\t\t\t                        <li>\r\n\r\n\t\t\t\t\t\t\t                                <a href=\"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/aires-marines-protegees\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.naturalscience.org\/wp-content\/uploads\/2023\/01\/AdobeStock_305383349-300x68.jpeg\"\r\n                                                                         width=\"300\"\r\n                                                                         height=\"68\"\/><\/a>\r\n\t\t\t\t\t\t\t\r\n                            <h2><a href=\"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/aires-marines-protegees\/\">Aires marines prot\u00e9g\u00e9es<\/a><\/h2>\r\n\r\n                            <ul class=\"fa-ul\">\r\n\t\t\t\t\t\t\t\t                            <\/ul>\r\n                        <\/li>\r\n\t\t\t\t\t\t\t\t\t                        <li>\r\n\r\n\t\t\t\t\t\t\t                                <a href=\"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/plastique\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.naturalscience.org\/wp-content\/uploads\/2015\/02\/header-sea-plastic-300x68.jpg\"\r\n                                                                         width=\"300\"\r\n                                                                         height=\"68\"\/><\/a>\r\n\t\t\t\t\t\t\t\r\n                            <h2><a href=\"https:\/\/www.naturalscience.org\/fr\/themes\/oceans\/plastique\/\">Plastique<\/a><\/h2>\r\n\r\n                            <ul class=\"fa-ul\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t                            <\/ul>\r\n                        <\/li>\r\n\t\t\t\t\t\t\t\t\t            <\/ul>\r\n        <\/div>\r\n\t\r\n\t\r\n\t\n\n\n","protected":false},"excerpt":{"rendered":"&nbsp; Utilisez moins de produits jetables. Achetez consciemment&nbsp;: pr\u00e9f\u00e9rez des mat\u00e9riaux naturels et durables. N\u2019achetez aucun produit d\u2019entretien contenant des micro-plastiques (par ex. comme dans les gommages ou les dentifrices). Laissez les emballages au magasin \u2013 Sensibilisez le personnel de vente et les entreprises. Utilisez des sacs r\u00e9utilisables en tissu ou papier. \u00c9vitez le polychlorure [&hellip;]","protected":false},"author":9,"featured_media":0,"parent":16543,"menu_order":55,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[219],"class_list":["post-16609","page","type-page","status-publish","hentry","category-oceans-fr","wpautop"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oc\u00e9ans - 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\/themes\/oceans\/\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/themes\\\/oceans\\\/\",\"url\":\"https:\\\/\\\/www.naturalscience.org\\\/fr\\\/themes\\\/oceans\\\/\",\"name\":\"Oc\u00e9ans - 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