{"id":39522,"date":"2021-03-24T15:59:45","date_gmt":"2021-03-24T19:59:45","guid":{"rendered":"https:\/\/www.uqac.ca\/?p=39522"},"modified":"2021-03-24T15:59:45","modified_gmt":"2021-03-24T19:59:45","slug":"lequipe-dhydrogeologie-de-luqac-se-demarque-a-lechelle-internationale","status":"publish","type":"post","link":"https:\/\/www.uqac.ca\/uqactualites\/2021\/03\/24\/lequipe-dhydrogeologie-de-luqac-se-demarque-a-lechelle-internationale\/","title":{"rendered":"L\u2019\u00e9quipe d\u2019hydrog\u00e9ologie de l\u2019UQAC se d\u00e9marque \u00e0 l\u2019\u00e9chelle internationale"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>La revue internationale <em>Hydrogeology Journal<\/em>, laquelle a un facteur d\u2019impact parmi les meilleurs dans le domaine des sciences de l\u2019eau, a d\u00e9sign\u00e9 l\u2019article intitul\u00e9 <a href=\"https:\/\/link.springer.com\/article\/10.1007\/s10040-021-02324-0\/tables\/1\"><em>Assessing groundwater recharge and transpiration in a humid northern region dominated by snowmelt using vadose-zone depth profiles<\/em><\/a>, par Lamine Boumaiza, Romain Chesnaux, Julien Walter et Christine Stumpp, comme \u00e9tant un des cinq meilleurs articles publi\u00e9s en 2020 dans cette revue.<\/p>\n<p>L\u2019article en question est le fruit d\u2019une collaboration internationale entre l\u2019UQAC et l\u2019Universit\u00e9 de Vienne (Autriche). Ce projet portait sur le d\u00e9veloppement d\u2019une m\u00e9thodologie de d\u00e9termination de la capacit\u00e9 de renouvellement des eaux souterraines que l\u2019on appelle \u00ab recharge des nappes d\u2019eau \u00bb. Cette \u00e9valuation de la recharge est importante, car elle permet de conna\u00eetre la quantit\u00e9 de la ressource en eau souterraine qui peut \u00eatre exploit\u00e9e de fa\u00e7on durable sans compromettre la p\u00e9rennit\u00e9 de cette ressource. Des \u00e9chantillons de sol ont \u00e9t\u00e9 collect\u00e9s \u00e0 diff\u00e9rents intervalles sur une profondeur de sept m\u00e8tres \u00e0 l\u2019endroit de deux forages r\u00e9alis\u00e9s dans la localit\u00e9 de Saint-Honor\u00e9. Ces \u00e9chantillons ont \u00e9t\u00e9 par la suite analys\u00e9s pour \u00e9valuer le contenu isotopique de l\u2019eau interstitielle du sol (isotopes stables de l\u2019eau) au Laboratoire des sols \u00e0 l\u2019Universit\u00e9 de Vienne (Autriche). Cette recherche a \u00e9t\u00e9 men\u00e9e lors du projet MITACS Globalink collaboratif entre les professeurs Romain Chesnaux et Julien Walter de l\u2019UQAC et la professeure Christine Stumpp de l\u2019Universit\u00e9 de Vienne. Ainsi, le stagiaire MITACS, Lamine Boumaiza, postdoctorant en hydrog\u00e9ologie \u00e0 l\u2019UQAC, a b\u00e9n\u00e9fici\u00e9 d\u2019une bourse d\u2019excellence octroy\u00e9e par MITACS pour r\u00e9aliser un s\u00e9jour de 4 mois \u00e0 Vienne dans le cadre de ce projet collaboratif.<\/p>\n<p>L\u2019\u00e9quipe d\u2019hydrog\u00e9ologie de l\u2019UQAC poss\u00e8de une expertise en hydraulique appliqu\u00e9e \u00e0 la caract\u00e9risation des \u00e9coulements de l\u2019eau souterraine, alors que la professeure Christine Stumpp poss\u00e8de une expertise en g\u00e9ochimie isotopique. La combinaison de ces expertises a permis au stagiaire Boumaiza de mener \u00e0 bien ce projet en d\u00e9veloppant une m\u00e9thodologie combinant les outils hydrauliques et g\u00e9ochimiques pour l\u2019estimation de la recharge des nappes d\u2019eau.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #999999;\">Sur la photo : Romain Chesnaux et Lamine Boumaiza lors des travaux de terrain \u00e0 Saint-Honor\u00e9 (Saguenay, mai 2019)<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; La revue internationale Hydrogeology Journal, laquelle a un facteur d\u2019impact parmi les meilleurs dans le domaine des sciences de l\u2019eau, a d\u00e9sign\u00e9 l\u2019article intitul\u00e9 Assessing groundwater recharge and transpiration in a humid northern region dominated by snowmelt using vadose-zone depth profiles, par Lamine Boumaiza, Romain Chesnaux, Julien Walter et Christine Stumpp, comme \u00e9tant un [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":39523,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,25],"tags":[21],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - 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