{"id":38954,"date":"2023-03-20T18:38:33","date_gmt":"2023-03-20T18:38:33","guid":{"rendered":"https:\/\/lesvolcansnews.net\/2023\/03\/20\/situation-des-volcans-nyiragongo-et-nyamulagira-demeurent-toujours-actifs-ovg\/"},"modified":"2023-03-20T18:38:33","modified_gmt":"2023-03-20T18:38:33","slug":"situation-des-volcans-nyiragongo-et-nyamulagira-demeurent-toujours-actifs-ovg","status":"publish","type":"post","link":"https:\/\/lesvolcansnews.net\/?p=38954","title":{"rendered":"Situation des volcans :  Nyiragongo et Nyamulagira demeurent toujours actifs (OVG)"},"content":{"rendered":"\n<p>Apr\u00e8s la r\u00e9cente \u00e9ruption volcanique de Nyamulagira la semaine derni\u00e8re, l&#8217;observatoire volcanologique de Goma a pr\u00e9cis\u00e9 que les volcans Nyiragongo et Nyamulagira demeurent actifs, selon les donn\u00e9es instrumentales acquises pendant la p\u00e9riode du 13 au 19 mars 2023.<br><br>Cette pr\u00e9cision est contenue dans le bulletin n\u00b0 039 de l\u2019OVG, sign\u00e9 par le Directeur G\u00e9n\u00e9ral de l\u2019OVG, le professeur Muhindo Syavulisembo Adalbert dont lesvolcansnews.net a re\u00e7u copie ce lundi 20 mars.<br><br>Pour la ph\u00e9nom\u00e9nologie,   une activit\u00e9 de lac de lave dans les crat\u00e8res et un panache au sommet a \u00e9t\u00e9 observ\u00e9e au cours de la p\u00e9riode d\u2019\u00e9tude des volcans Nyiragongo et Nyamulagira.<br><br>Pour la s\u00e9ismologie, l\u2019activit\u00e9 seismo-volcanique a \u00e9t\u00e9 plus localis\u00e9e  dans le champ du volcan Nyamulagira \u00e0 une profondeur tr\u00e8s faible sur le long de la fissure de l&#8217;\u00e9ruption de 2011 . L&#8217;observatoire note une baisse de l&#8217;activit\u00e9 sismique par rapport aux deux semaines pr\u00e9c\u00e9dentes. <br><br>S&#8217;agissant de la g\u00e9od\u00e9sie,  les relev\u00e9s des temp\u00e9ratures dans les fractures actives au sud du nyiragongo ont r\u00e9v\u00e9l\u00e9 une baisse de la tendance.<br><br>Pour ce qui concerne la g\u00e9ochimie l&#8217;OVG r\u00e9v\u00e8le que la situation reste \u00e9lev\u00e9 en ce qui concerne la concentration du dioxyde de carbone (CO2) appel\u00e9 commun\u00e9ment mazuku dans la partie ouest de la ville de Goma pr\u00e9cis\u00e9ment dans le quartier lac Vert durant cette semaine d\u2019\u00e9tude.<br><br>Le document conclu que les volcans Nyiragongo et Nyamulagira demeurent actifs. L\u2019OVG pr\u00e9vient que si cette activit\u00e9 conduisait \u00e0 une \u00e9ruption sur le flanc du volcan Nyamulagira, la coul\u00e9e de lave s&#8217;orienterait dans le parc des Virunga. Il recommande \u00e0 la population de l&#8217;ouest de Goma \u00e0 plus de vigilence et a ne pas se rapprocher des zones \u00e0 forte concentration de dioxyde de carbone  connu comme mazuku dans le quartier lac Vert. <br><br>Rappelons le niveau d\u2019alerte de deux volcans actifs reste le jaune c\u2019est-\u00e0-dire Vigilance.<br><br><strong>La r\u00e9daction<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apr\u00e8s la r\u00e9cente \u00e9ruption volcanique de Nyamulagira la semaine derni\u00e8re, l&#8217;observatoire volcanologique de Goma a pr\u00e9cis\u00e9 que les volcans Nyiragongo et Nyamulagira demeurent actifs, selon les donn\u00e9es instrumentales acquises pendant<\/p>\n","protected":false},"author":14,"featured_media":38953,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-38954","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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