{"id":530,"date":"2015-04-16T11:41:51","date_gmt":"2015-04-16T10:41:51","guid":{"rendered":"https:\/\/asal.dz\/?p=530"},"modified":"2018-12-23T14:09:19","modified_gmt":"2018-12-23T13:09:19","slug":"visualisation-du-lac-de-fetzara-wilaya-de-annaba-a-partir-dimages-satellitaires-a-haute-resolution-alsat-2a","status":"publish","type":"post","link":"https:\/\/asal.dz\/?p=530","title":{"rendered":"Visualisation du Lac de Fetzara \u2013 Wilaya de Annaba \u00e0 partir d\u2019images satellitaires \u00e0 haute r\u00e9solution Alsat-2A."},"content":{"rendered":"<p class=\"Style94\" align=\"justify\">Le lac Fetzara est class\u00e9 dans la Convention Internationale sur les zones humides \u00ab\u00a0Ramsar\u00a0\u00bb. Sa grande \u00e9tendue et son caract\u00e8re relativement temporaire font de ce site une zone humide repr\u00e9sentative de la zone humide naturelle de la r\u00e9gion m\u00e9diterran\u00e9enne. Le lac Fetzara avec les lacs Oube\u00efra et Tonga, class\u00e9s dans la convention Ramsar, compl\u00e8te le complexe humide caract\u00e9ristique de la r\u00e9gion d\u2019El Kala.<\/p>\n<p class=\"Style94\" align=\"justify\">Le lac Fetzara est situ\u00e9 \u00e0 18 kms au Sud-Ouest du Chef-lieu de\u00a0 la Wilaya de\u00a0 Annaba, dans la commune de Berrahal <strong><em>(Fig 01). <\/em><\/strong>Il s\u2019allonge dans le sens Est-Ouest sur 17 kms de long , et poss\u00e8de une superficie\u00a0 de 5\u00a0800 ha avec des terres inond\u00e9es pendant la saison d&rsquo;hiver.<\/p>\n<p class=\"Style94\" align=\"justify\">L\u2019image Alsat-2A du 03\/04\/2015 montre la partie Nord-Est de ce lac <strong><em>(Fig 02)<\/em><\/strong>, ainsi que des vues en relief du lac Fetzara et du massif de l\u2019Edough (<strong><em>Fig. 03 et 04).<\/em><\/strong><\/p>\n<p class=\"Style94\" align=\"justify\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet1.jpg\" width=\"680\" height=\"536\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\">Fig.01\u00a0: Localisation de la bande Alsat-2A de la r\u00e9gion du lac de Fetzara sur fond topographique au 1\/200 000<\/p>\n<p class=\"Style94\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet2.jpg\" width=\"504\" height=\"664\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\">Fig.02\u00a0: Visualisation d\u2019une partie du lac Fetzara\u00a0 (Annaba) sur image satellitaires Alsat-2A<\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet3.jpg\" width=\"680\" height=\"435\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet4.jpg\" width=\"680\" height=\"470\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet5.jpg\" width=\"680\" height=\"474\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet6.jpg\" width=\"680\" height=\"468\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet7.jpg\" width=\"680\" height=\"472\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet8.jpg\" width=\"680\" height=\"486\" border=\"1\" \/><\/p>\n<p class=\"Style102\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.asal.dz\/pictures\/fet9.jpg\" width=\"682\" height=\"422\" border=\"1\" \/><\/p>\n<p class=\"Style59\" align=\"justify\"><strong>L\u2019extrait d\u2019image Alsat-2A en mode fausses couleurs 2,5 m, met bien en \u00e9vidence les limites des eaux du Lac Fetzara (en bleu \u2013vert) avec leur environnement terrestre\u00a0: urbain en blanc \u2013gris, en rouge vif pour les terres agricoles et en rouge fonc\u00e9 pour les formations foresti\u00e8res.<\/strong><\/p>\n<p class=\"Style59\"><strong> Les nuages apparaissent en blanc avec leur reflet au sol en noir.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le lac Fetzara est class\u00e9 dans la Convention Internationale sur les zones humides \u00ab\u00a0Ramsar\u00a0\u00bb. Sa grande \u00e9tendue et son caract\u00e8re relativement temporaire font de ce site une zone humide repr\u00e9sentative de la zone humide naturelle de la r\u00e9gion m\u00e9diterran\u00e9enne. Le lac Fetzara avec les lacs Oube\u00efra et Tonga, class\u00e9s dans la convention Ramsar, compl\u00e8te le [&hellip;]<\/p>\n","protected":false},"author":1,"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":"","rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","footnotes":""},"categories":[3],"tags":[],"class_list":["post-530","post","type-post","status-publish","format-standard","hentry","category-actualites"],"_links":{"self":[{"href":"https:\/\/asal.dz\/index.php?rest_route=\/wp\/v2\/posts\/530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/asal.dz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/asal.dz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/asal.dz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/asal.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=530"}],"version-history":[{"count":0,"href":"https:\/\/asal.dz\/index.php?rest_route=\/wp\/v2\/posts\/530\/revisions"}],"wp:attachment":[{"href":"https:\/\/asal.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/asal.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/asal.dz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}