{"id":8488,"date":"2021-12-28T12:05:56","date_gmt":"2021-12-28T11:05:56","guid":{"rendered":"http:\/\/synthese.univ-annaba.dz\/?p=8488"},"modified":"2021-12-29T10:27:53","modified_gmt":"2021-12-29T09:27:53","slug":"variabilite-climatique-et-ressources-en-eaux-de-la-region-des-grands-ponts-sud-de-la-cote-divoire","status":"publish","type":"post","link":"https:\/\/synthese.univ-annaba.dz\/?p=8488","title":{"rendered":"Variabilit\u00e9 climatique et ressources en eaux de la r\u00e9gion des grands ponts (Sud de la C\u00f4te d\u2019Ivoire)"},"content":{"rendered":"<p>Num\u00e9ro de la revue: Volume 27 , Num\u00e9ro 1<br \/>\nAuteurs:\u00a0\u00a0<em>Louan Odile BLE<sup>1*,<\/sup><\/em> F\u00e9lix Kouadio KOFFI<sup>2<\/sup>\u00a0; Gnamba Serge DEGNY <sup>3<\/sup><sub>,<\/sub> Tanina Drissa SORO<sup>4<\/sup>,<\/p>\n<p><em><sup>1,2<\/sup><\/em><em>Laboratoire des Sciences du Sol, de l\u2019Eau et de G\u00e9omat\u00e9riaux (SSEG), Universit\u00e9 F\u00e9lix Houphou\u00ebt Boigny de Cocody, <\/em><\/p>\n<p><em>BP 582 Abidjan 22, C\u00f4te d\u2019Ivoire<\/em><\/p>\n<p><em><sup>3<\/sup><\/em><em>Laboratoire des Eaux, Institut National d\u2019Hygi\u00e8ne Publique (INHP), BP V14 Abidjan, C\u00f4te d\u2019Ivoire<\/em><\/p>\n<p><em><sup>4<\/sup><\/em> <em>Laboratoire des Sci. et Technologies de l\u2019Environnement, Universit\u00e9 Jean Lorougnon Gu\u00e9d\u00e9, \u00a0BP 150 Daloa, C\u00f4te d\u2019Ivoire<\/em><\/p>\n<p style=\"text-align: right;\"><strong> <a href=\"http:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2021\/12\/5-04.21-1.pdf\">T\u00e9l\u00e9charger l&rsquo;article<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-709 alignright\" style=\"margin-top: -10px; margin-bottom: -10px;\" src=\"\/wp-content\/uploads\/2014\/04\/p2.jpg\" alt=\"p2\" width=\"37\" height=\"35\" srcset=\"https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2.jpg 113w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-24x24.jpg 24w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-48x46.jpg 48w\" sizes=\"auto, (max-width: 37px) 100vw, 37px\" \/><\/a><\/strong><\/p>\n<p><strong>R\u00e9sum\u00e9\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">La pr\u00e9sente \u00e9tude vise \u00e0 analyser les incidences de la variabilit\u00e9 climatique sur les ressources hydriques de la region des grands ponts dans la perspective d\u2019une gestion durable des ressources en eau. La caract\u00e9risation de la variabilit\u00e9 climatique et de son impact sur les ressources en eau s\u2019est faite par l\u2019application de plusieurs m\u00e9thodes statistiques coupl\u00e9es \u00e0 celles de Turc. Les travaux ont \u00e9t\u00e9 bas\u00e9s sur les donn\u00e9es annuelles de pr\u00e9cipitation de 1970 \u00e0 2018 et des donn\u00e9es de d\u00e9bits de 1979 \u00e0 2004. L\u2019\u00e9tude hydroclimatique montre une fluctuation des r\u00e9gimes pluviom\u00e9triques et hydrologiques marqu\u00e9e par une alternance de p\u00e9riodes s\u00e8ches, humides et normales. La recharge des nappes souterraines par l\u2019infiltration efficace, enregistre une baisse depuis la rupture climatique de 2000 allant de 138,1 mm avant l\u2019ann\u00e9e de rupture \u00e0 124,7 mm apr\u00e8s 2000, soit un d\u00e9ficit d\u2019infiltration de 10 %. Cependant, on observe une reprise significative des d\u00e9bits moyens \u00e0 partir de la rupture observ\u00e9e en 2000 au sein des s\u00e9ries pluviom\u00e9triques caract\u00e9risant une augmentation de la pluviom\u00e9trie dans les localit\u00e9s de Dabou. Elles s\u2019accompagnent d\u2019une hausse des pr\u00e9cipitations allant de 8 \u00e0 19 %. La recharge des eaux de surface \u00e0 travers le ruissellement enregistre une hausse de 31%.<\/p>\n<p style=\"text-align: justify;\"><strong>mots cl\u00e9 :\u00a0<\/strong>Variabilit\u00e9 climatique, ressources en eau souterraine, volume d\u2019eau mobilis\u00e9<strong>,<\/strong><\/p>\n<p style=\"text-align: justify;\">\n","protected":false},"excerpt":{"rendered":"<p>Num\u00e9ro de la revue: Volume 27 , Num\u00e9ro 1 Auteurs:\u00a0\u00a0Louan Odile BLE1*, F\u00e9lix Kouadio KOFFI2\u00a0; Gnamba Serge DEGNY 3, Tanina Drissa SORO4, 1,2Laboratoire des Sciences du Sol, de l\u2019Eau et de G\u00e9omat\u00e9riaux (SSEG), Universit\u00e9 F\u00e9lix Houphou\u00ebt Boigny de Cocody, BP &hellip; <a href=\"https:\/\/synthese.univ-annaba.dz\/?p=8488\">Lire la suite <span class=\"meta-nav\">&raquo;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-8488","post","type-post","status-publish","format-standard","hentry","category-synthese-2"],"_links":{"self":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/8488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8488"}],"version-history":[{"count":3,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/8488\/revisions"}],"predecessor-version":[{"id":8502,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/8488\/revisions\/8502"}],"wp:attachment":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}