{"id":962,"date":"2024-07-12T11:52:07","date_gmt":"2024-07-12T09:52:07","guid":{"rendered":"http:\/\/www.shaa.io\/?page_id=962"},"modified":"2025-01-30T09:57:03","modified_gmt":"2025-01-30T08:57:03","slug":"capter-le-nitrate","status":"publish","type":"page","link":"https:\/\/www.shaa.io\/index.php\/capter-le-nitrate\/","title":{"rendered":"Capter le nitrate"},"content":{"rendered":"\n<h2 class=\"wp-block-heading alignwide has-large-font-size\">Sciences Participatives. G\u00e9osciences Rennes<\/h2>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-extra-small-font-size\">Traduction du protocole de sciences participatives de mesures du nitrate en cartographie. La cartographie avec le r\u00e9f\u00e9rentiel SOL et l\u2019axonom\u00e9trie permettent de suivre le cheminement du nitrate dans les diff\u00e9rents compartiments de l\u2019environnement en fonction des mesures qui sont effectu\u00e9es par les participants. La carte vise \u00e0 reconnecter ces mesures entre elles, offrant aux participants une vision d\u2019ensemble des mesures prises par les un.es et les autres, en visualisant aussi ce que cela signifie en termes de relations et d\u2019interfaces environnementales.&nbsp;<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\">Article \u00ab&nbsp;Le monitoring participatif. Un dispositif entre production de donn\u00e9es et implication des publics&nbsp;\u00bb de V\u00e9ronique van&nbsp;Tilbeurgh, Marcel&nbsp;Calvez&nbsp;et Laurent&nbsp;Longuevergne. <a href=\"https:\/\/journals.openedition.org\/rac\/29245#ftn1\">https:\/\/journals.openedition.org\/rac\/29245#ftn1<\/a><\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>D\u00e9tail<\/summary>\n<p class=\"has-extra-small-font-size\">\u00ab&nbsp;Les donn\u00e9es collect\u00e9es par les capteurs de nitrate rel\u00e8vent d\u2019une autre logique. Il s\u2018agit d\u2019une initiative acad\u00e9mique pour cartographier les taux de nitrate dans les cours d\u2019eau bretons et compl\u00e9ter les suivis r\u00e8glementaires de la DREAL. L\u2019azote est un constituant de la mati\u00e8re vivante, identifi\u00e9 comme un des principaux facteurs limitant le d\u00e9veloppement des producteurs primaires. Pour cette raison, l\u2019intensification de l\u2019agriculture s\u2019est faite en ayant recours syst\u00e9matiquement aux fertilisants azot\u00e9s. Les nitrates constituent la forme dominante des transferts d\u2019azote des sols vers les aquif\u00e8res, puis vers les rivi\u00e8res. Lorsqu\u2019ils sont en exc\u00e8s dans les sols, ils alimentent les \u00e9cosyst\u00e8mes aquatiques et c\u00f4tiers via les cours d\u2019eau, aboutissant \u00e0 l\u2019eutrophisation des masses d\u2019eau (Pinay&nbsp;<em>et&nbsp;al.,<\/em>&nbsp;2017). Pour effectuer une mesure du taux de nitrate, le volontaire plonge une bandelette colorim\u00e9trique dans l\u2019eau, puis la photographie via une application t\u00e9l\u00e9chargeable par un smartphone et transmet la photographie \u00e0 une plateforme pour obtenir instantan\u00e9ment une lecture de ce taux de nitrate et sa repr\u00e9sentation cartographique. C\u2019est la soci\u00e9t\u00e9 Deltares qui a d\u00e9velopp\u00e9 cette application (<a href=\"https:\/\/publicwiki.deltares.nl\/display\/wqapp\">https:\/\/publicwiki.deltares.nl\/\u200bdisplay\/\u200bwqapp<\/a>). Dans une phase de test, 147&nbsp;mesures ont \u00e9t\u00e9 effectu\u00e9es en Bretagne. Selon les exp\u00e9rimentateurs enqu\u00eat\u00e9s, la principale source de difficult\u00e9 a tenu au respect du protocole de mesure dans sa premi\u00e8re version, dont la manipulation des bandelettes et le temps d\u2019attente avant de prendre la photographie (60&nbsp;secondes) pour que la coloration de la bandelette soit interpr\u00e9table.&nbsp;\u00bb<\/p>\n<\/details>\n<\/div>\n<\/div>\n\n\n\n<details class=\"wp-block-details alignwide is-layout-flow wp-block-details-is-layout-flow\"><summary>INFO<\/summary>\n<p class=\"has-extra-small-font-size\"><strong>MAITRISE D\u2019OUVRAGE&nbsp;: <\/strong>CNRS, UNIVERSIT\u00c9 DE RENNES, ESO<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\"><strong>\u00c9QUIPE : <\/strong>SOC \/ SHAA<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\"><strong>MISSION&nbsp;: <\/strong>REALISATION DE CARTOGRAPHIES INTEGRANT LES DONN\u00c9ES DE SCIENCES PARTICIPATIVES<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\"><strong>LOCALISATION&nbsp;: <\/strong>METROPOLE DE RENNES&nbsp;<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\"><strong>PROGRAMME&nbsp;: <\/strong>MISE EN ESPACE ET REPRESENTATION DES CHEMINEMENTS DU NITRATE MESURES EN SCIENCES PARTICIPATIVES<\/p>\n\n\n\n<p class=\"has-extra-small-font-size\"><strong>DATE&nbsp;: <\/strong>2023-2024<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image alignwide size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"2560\" src=\"https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-scaled.jpg\" alt=\"\" class=\"wp-image-958\" srcset=\"https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-scaled.jpg 2560w, https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-300x300.jpg 300w, https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-1024x1024.jpg 1024w, https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-150x150.jpg 150w, https:\/\/www.shaa.io\/wp-content\/uploads\/2024\/07\/BV_nitrate-768x768.jpg 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G\u00e9osciences Rennes Traduction du protocole de sciences participatives de mesures du nitrate en cartographie. La cartographie avec le r\u00e9f\u00e9rentiel SOL et l\u2019axonom\u00e9trie permettent de suivre le cheminement du nitrate dans les diff\u00e9rents compartiments de l\u2019environnement en fonction des mesures qui sont effectu\u00e9es par les participants. La carte vise \u00e0 reconnecter ces mesures entre&hellip; <a class=\"more-link\" href=\"https:\/\/www.shaa.io\/index.php\/capter-le-nitrate\/\">Poursuivre la lecture <span class=\"screen-reader-text\">Capter le nitrate<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-962","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/pages\/962","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/comments?post=962"}],"version-history":[{"count":3,"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/pages\/962\/revisions"}],"predecessor-version":[{"id":1415,"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/pages\/962\/revisions\/1415"}],"wp:attachment":[{"href":"https:\/\/www.shaa.io\/index.php\/wp-json\/wp\/v2\/media?parent=962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}