{"id":1294,"date":"2020-04-15T16:39:21","date_gmt":"2020-04-15T14:39:21","guid":{"rendered":"http:\/\/www.ruegermain.com\/zabr\/?page_id=1294"},"modified":"2023-03-17T16:11:40","modified_gmt":"2023-03-17T15:11:40","slug":"site-rivieres-cevenoles","status":"publish","type":"page","link":"https:\/\/www.zabr.assograie.org\/site-rivieres-cevenoles\/","title":{"rendered":"Site Rivi\u00e8res C\u00e9venoles"},"content":{"rendered":"\n<div class=\"wp-block-cover has-background-dim\" style=\"background-color:#7bab13\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" class=\"wp-block-cover__image-background wp-image-1295\" alt=\"\" src=\"http:\/\/www.ruegermain.com\/zabr\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-scaled.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-scaled.jpg 2560w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-300x225.jpg 300w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-1024x768.jpg 1024w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-768x576.jpg 768w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-1536x1152.jpg 1536w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\">Site Rivi\u00e8res C\u00e9venoles<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<h4 class=\"wp-block-heading\">P\u00e9rim\u00e8tre scientifique<\/h4>\n\n\n\n<p><strong> Les questions scientifiques trait\u00e9es : <\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Quels sont les effets du changement climatique sur ces rivi\u00e8res m\u00e9diterran\u00e9ennes&nbsp;?<\/li><li>Quelles caract\u00e9ristiques environnementales contr\u00f4lent leur fonctionnement&nbsp;?<\/li><li>Quelles sont les interactions soci\u00e9tales dans ces bassins versants&nbsp;? Quelle est leur gouvernance&nbsp;?<\/li><li>Quels sont les processus \u00e9cosyst\u00e9miques dominants et comment sont-ils perturb\u00e9s&nbsp;?<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">P\u00e9rim\u00e8tre g\u00e9ographique<\/h4>\n\n\n\n<p><strong>Le site rivi\u00e8res c\u00e9venoles est centr\u00e9 sur trois bassins versants&nbsp;: Les Gardons, la C\u00e8ze et l\u2019Ard\u00e8che<\/strong>. Ces trois rivi\u00e8res ont des traits communs mais aussi de profondes diff\u00e9rences.<\/p>\n\n\n\n<p><strong>Ils ont pour point commun d\u2019\u00eatre des affluents m\u00e9ridionaux de rive droite du Rh\u00f4ne qui prennent leur source dans les C\u00e9vennes.<\/strong> Les tr\u00e8s forts d\u00e9bits, souvent automnaux induits par les pluies orographiques (\u00e9pisodes c\u00e9venols) ou m\u00e9diterran\u00e9ennes traversent en gorges les bas plateaux karstiques avant de se perdre dans le Rh\u00f4ne. Ces bassins sont baign\u00e9s par un climat m\u00e9diterran\u00e9en aride et chaud avec des crues rapides, des \u00e9tiages s\u00e9v\u00e8res et des probl\u00e8mes de ressources en eau.<\/p>\n\n\n\n<p><strong>Ils sont diff\u00e9rents par leur dimension<\/strong> (1360 km2 pour la C\u00e8ze, 2014 km2 pour le Gardon et 2430 km2 pour l\u2019Ard\u00e8che)<strong> ainsi qu\u2019au regard de l\u2019occupation humaine<\/strong> et notamment des activit\u00e9s industrielles et touristiques qui y sont d\u00e9velopp\u00e9s. Les Gardons sont marqu\u00e9s par l\u2019exploitation mini\u00e8re d\u2019Al\u00e8s et la pr\u00e9sence de villes importantes. La C\u00e8ze est peu dens\u00e9ment peupl\u00e9e. L\u2019Ard\u00e8che rencontre une attractivit\u00e9 exceptionnelle notamment du fait de son patrimoine pr\u00e9historique.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/www.ruegermain.com\/zabr\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-1024x768.jpg\" alt=\"\" class=\"wp-image-1295\" srcset=\"https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-1024x768.jpg 1024w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-300x225.jpg 300w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-768x576.jpg 768w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-1536x1152.jpg 1536w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze2-Graie-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>Visite du site<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"http:\/\/www.ruegermain.com\/zabr\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE-1024x576.jpg\" alt=\"\" class=\"wp-image-1296\" srcset=\"https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE-1024x576.jpg 1024w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE-300x169.jpg 300w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE-768x432.jpg 768w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE-390x220.jpg 390w, https:\/\/www.zabr.assograie.org\/wp-content\/uploads\/2020\/04\/Ceze-GRAIE.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>La C\u00e8ze<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<h4 class=\"wp-block-heading\">Productions<\/h4>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/www.zabr.assograie.org\/les-actions\/?_sfm_site_atelier=Rivi%C3%A8res%20C%C3%A9venoles\">12 projets<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/metazabr.irstea.fr\/geonetwork\/srv\/fre\/catalog.search#\/search?resultType=details&amp;any=cevenoles&amp;fast=index&amp;_content_type=json&amp;from=1&amp;to=20&amp;sortBy=relevance\">Acc\u00e8s aux M\u00e9tadonn\u00e9es sur M\u00e9taZabr<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">Acteurs<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\">Responsables<\/h5>\n\n\n\n<p><a href=\"mailto:philippe.martin@univ-avignon.fr\">Philippe Martin<\/a>, UMR Espace, Universit\u00e9 d&rsquo;Avignon<br><a href=\"mailto:anne.johannet@mines-ales.fr\">Anne Johannet<\/a>, Ecoles des Mines d\u2019Al\u00e8s<br><a href=\"mailto:frederic.paran@mines-stetienne.fr\">Fr\u00e9d\u00e9ric Paran,<\/a> Ecoles des Mines de Saint Etienne<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">Partenaires industriels et op\u00e9rationnels<\/h5>\n\n\n\n<ul class=\"wp-block-list\"><li>Syndicat mixte Ard\u00e8che Claire<\/li><li>SMAGE Gardon<\/li><li>Syndicat du bassin de la C\u00e8ze (AB C\u00e8ze)<\/li><li>Parc National des C\u00e9vennes<\/li><\/ul>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Site Rivi\u00e8res C\u00e9venoles P\u00e9rim\u00e8tre scientifique Les questions scientifiques trait\u00e9es : Quels sont les effets du changement climatique sur ces rivi\u00e8res m\u00e9diterran\u00e9ennes&nbsp;?Quelles caract\u00e9ristiques environnementales contr\u00f4lent leur fonctionnement&nbsp;?Quelles sont les interactions soci\u00e9tales dans ces bassins versants&nbsp;? Quelle est leur gouvernance&nbsp;?Quels sont les processus \u00e9cosyst\u00e9miques dominants et comment sont-ils perturb\u00e9s&nbsp;? P\u00e9rim\u00e8tre g\u00e9ographique Le site rivi\u00e8res c\u00e9venoles est centr\u00e9 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"passster_activate_protection":null,"passster_protect_child_pages":"","passster_protection_type":"password","passster_password":"","passster_activate_overwrite_defaults":"","passster_headline":"","passster_instruction":"","passster_placeholder":"","passster_button":"","passster_id":"","passster_activate_misc_settings":"","passster_redirect_url":"","passster_hide":"no","passster_area_shortcode":"","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"class_list":["post-1294","page","type-page","status-publish","hentry"],"acf":[],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Site Rivi\u00e8res C\u00e9venoles - Zabr<\/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.zabr.assograie.org\/site-rivieres-cevenoles\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Site Rivi\u00e8res C\u00e9venoles - Zabr\" \/>\n<meta property=\"og:description\" content=\"Site Rivi\u00e8res C\u00e9venoles P\u00e9rim\u00e8tre scientifique Les questions scientifiques trait\u00e9es : Quels sont les effets du changement climatique sur ces rivi\u00e8res m\u00e9diterran\u00e9ennes&nbsp;?Quelles caract\u00e9ristiques environnementales contr\u00f4lent leur fonctionnement&nbsp;?Quelles sont les interactions soci\u00e9tales dans ces bassins versants&nbsp;? 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