{"id":1597,"date":"2016-09-29T14:17:40","date_gmt":"2016-09-29T13:17:40","guid":{"rendered":"http:\/\/marion-dev.valars.com\/andromede\/?p=1597"},"modified":"2016-09-29T14:17:40","modified_gmt":"2016-09-29T13:17:40","slug":"la-biodiversite-est-belle","status":"publish","type":"post","link":"https:\/\/www.andromede-ocean.com\/english\/blog\/2016\/09\/29\/la-biodiversite-est-belle\/","title":{"rendered":"La biodiversit\u00e9 est belle !"},"content":{"rendered":"<p>\t\t\t\t<b>Dans le contexte de la crise actuelle qui menace la biodiversit\u00e9, les \u00e9cologues ont jusqu\u2019ici focalis\u00e9 leurs recherches sur le r\u00f4le de la biodiversit\u00e9 dans le fonctionnement des \u00e9cosyst\u00e8mes, comme la production de biomasse ou le recyclage des nutriments (\u00e0 forte valeur \u00e9conomique). Il y a pourtant une facette \u00ab\u00a0immat\u00e9rielle\u00a0\u00bb, mais n\u00e9anmoins fondamentale, qui reste encore peu explor\u00e9e: sa beaut\u00e9\u00a0! Une \u00e9quipe de scientifiques (CNRS, Universit\u00e9 de Montpellier, Androm\u00e8de Oc\u00e9anologie et Agence de l\u2019Eau RMC) a quantifi\u00e9 comment la biodiversit\u00e9 des r\u00e9cifs corallig\u00e8nes, \u00e9cosyst\u00e8me sous-marin cl\u00e9 de M\u00e9diterran\u00e9e, participe directement \u00e0 leur beaut\u00e9. Cette \u00e9tude nous pousse \u00e0 nous interroger sur nos motivations \u00e0 pr\u00e9server la biodiversit\u00e9 et sur les raisons qui expliquent notre perception de la beaut\u00e9 du vivant. <\/b><\/p>\n<div>\n<div id=\"attachment_1598\" style=\"width: 310px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/www.andromede-ocean.com\/english\/wp-content\/uploads\/sites\/2\/st-pierre-coralligene.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1598\" class=\"size-medium wp-image-1598\" alt=\"st pierre coralligene\" src=\"http:\/\/www.andromede-ocean.com\/english\/wp-content\/uploads\/sites\/2\/st-pierre-coralligene-300x201.jpg\" width=\"300\" height=\"201\" \/><\/a><p id=\"caption-attachment-1598\" class=\"wp-caption-text\">R\u00e9cif corallig\u00e8ne en M\u00e9diterran\u00e9e. \u00a9 Laurent Ballesta pour Androm\u00e8de Oc\u00e9anologie\/Agence de l\u2019eau RMC : Campagne RECOR 2011.<\/p><\/div><br \/>\nLa valeur esth\u00e9tique des paysages participe au bien-\u00eatre humain. Pourtant, elle est rarement prise en compte dans les \u00e9tudes qui lient biodiversit\u00e9 et services rendus \u00e0 l\u2019Homme par la Nature (services \u00e9cosyst\u00e9miques) qui s\u2019int\u00e9ressent principalement aux aspects \u00ab\u00a0\u00e9conomiques\u00a0\u00bb de la biodiversit\u00e9 (services de provision ou de r\u00e9gulation). Cette \u00e9tude mesure comment la valeur esth\u00e9tique (beaut\u00e9) des r\u00e9cifs corallig\u00e8nes est per\u00e7ue par le grand public, et sa relation avec trois facettes de la biodiversit\u00e9\u00a0: taxonomique, phylog\u00e9n\u00e9tique et fonctionnelle. Les r\u00e9cifs corallig\u00e8nes sont construits par des algues calcaires entre 15 et 120 m de profondeur. Ils abritent plus de 1 500 esp\u00e8ces dont le tr\u00e8s recherch\u00e9 corail rouge. La perception de la valeur esth\u00e9tique a \u00e9t\u00e9 mesur\u00e9e gr\u00e2ce \u00e0 un questionnaire en ligne bas\u00e9 sur des photos de r\u00e9cif corallig\u00e8ne effectu\u00e9es en M\u00e9diterran\u00e9e fran\u00e7aise. En parall\u00e8le, trois facettes de la biodiversit\u00e9 ont \u00e9t\u00e9 mesur\u00e9es sur ces photos. Les r\u00e9sultats montrent que la le nombre d\u2019esp\u00e8ces (diversit\u00e9 taxonomique) et la diversit\u00e9 des traits \u00e9cologiques (diversit\u00e9 fonctionnelle) ont des effets positifs significatifs et compl\u00e9mentaires sur la valeur esth\u00e9tique. Les photos contenant le plus d\u2019esp\u00e8ces mais aussi le plus de groupes fonctionnels (associ\u00e9s au bon fonctionnement des \u00e9cosyst\u00e8mes) ont \u00e9t\u00e9 les plus appr\u00e9ci\u00e9es par le grand public, et ceci, quelque soit le milieu socio-professionnel des personnes interrog\u00e9es ! Ces r\u00e9sultats sugg\u00e8rent une relation entre l\u2019\u00e9tat \u00e9cologique des \u00e9cosyst\u00e8mes (approxim\u00e9 par les diff\u00e9rentes facettes de la biodiversit\u00e9) et le simple plaisir que l\u2019on peut avoir \u00e0 les regarder. Les explications de ce ph\u00e9nom\u00e8ne sont \u00e0 chercher dans notre pass\u00e9 \u00e9volutif mais aussi dans nos bagages culturels. Reste maintenant \u00e0 comprendre comment les esp\u00e8ces participent individuellement \u00e0 notre appr\u00e9ciation de la beaut\u00e9 de ces paysages et \u00e0 affiner l\u2019analyse sociologique de ces r\u00e9sultats. Dans un monde o\u00f9 les aspects \u00e9conomiques sont devenus centraux, cette \u00e9tude nous rappelle que les aspects culturels de la biodiversit\u00e9, comme sa simple \u00ab\u00a0beaut\u00e9\u00a0\u00bb, devraient aussi \u00eatre fondamentaux dans nos motivations \u00e0 prot\u00e9ger la diversit\u00e9 \u00e9cologique.\n<\/div>\n<p>&nbsp;<br \/>\n<b>Contacts : <\/b><br \/>\nAnne-Sophie Tribot (Doctorante CNRS, Fondation de France)<br \/>\nNicolas Mouquet (CNRS, coordinateur scientifique)<br \/>\nJulie Deter (Androm\u00e8de Oc\u00e9anologie, Universit\u00e9 Montpellier)<br \/>\n&nbsp;<br \/>\n<b>R\u00e9f\u00e9rence<b> : <\/b><\/b><br \/>\n&nbsp;<br \/>\nTribot A.S., Mouquet N., Vill\u00e9ger S., Raymond M., Hoff F., Boissery P., Holon F. &amp; Deter J. 2016. Taxonomic and functional diversity increase the aesthetic value of coralligenous reefs. <i>Scientific Reports<\/i> <b>6<\/b>, Article number: 34229. doi:10.1038\/srep34229, <a href=\"http:\/\/www.andromede-ocean.com\/english\/wp-content\/uploads\/sites\/2\/Tribot2016aesthetic-biodiv-coralligenous-reefs.pdf\">PDF<\/a><br \/>\n&nbsp;\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le contexte de la crise actuelle qui menace la biodiversit\u00e9, les \u00e9cologues ont jusqu\u2019ici focalis\u00e9 leurs recherches sur le r\u00f4le de la biodiversit\u00e9 dans le fonctionnement des \u00e9cosyst\u00e8mes, comme la production de biomasse ou le recyclage des nutriments (\u00e0 forte valeur \u00e9conomique). Il y a pourtant une facette \u00ab\u00a0immat\u00e9rielle\u00a0\u00bb, mais n\u00e9anmoins fondamentale, qui reste [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[6,10,13],"tags":[],"class_list":["post-1597","post","type-post","status-publish","format-standard","hentry","category-reseaux-surveillance","category-resultats-scientifiques","category-etudes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La biodiversit\u00e9 est belle ! - Androm\u00e8de Oc\u00e9anologie<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La biodiversit\u00e9 est belle ! - Androm\u00e8de Oc\u00e9anologie\" \/>\n<meta property=\"og:description\" content=\"Dans le contexte de la crise actuelle qui menace la biodiversit\u00e9, les \u00e9cologues ont jusqu\u2019ici focalis\u00e9 leurs recherches sur le r\u00f4le de la biodiversit\u00e9 dans le fonctionnement des \u00e9cosyst\u00e8mes, comme la production de biomasse ou le recyclage des nutriments (\u00e0 forte valeur \u00e9conomique). 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