{"id":34325,"date":"2021-09-10T11:45:22","date_gmt":"2021-09-10T09:45:22","guid":{"rendered":"https:\/\/foretnature.be\/resume-foret-mail\/trame-noire-des-corridors-propices-a-la-biodiversite-nocturne\/"},"modified":"2021-09-10T11:45:22","modified_gmt":"2021-09-10T09:45:22","slug":"trame-noire-des-corridors-propices-a-la-biodiversite-nocturne","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/trame-noire-des-corridors-propices-a-la-biodiversite-nocturne\/","title":{"rendered":"Trame noire : des corridors propices \u00e0 la biodiversit\u00e9 nocturne"},"content":{"rendered":"<p>Petit rhinolophe au-dessus de la ville de Cauterets.<br \/>\nCes derni\u00e8res d\u00e9cennies, le d\u00e9veloppement des soci\u00e9t\u00e9s humaines s\u2019est traduit par une urbanisation massive, qui s\u2019est elle-m\u00eame accompagn\u00e9e d\u2019une d\u00e9multiplication des \u00e9clairages artificiels nocturnes. Ceux-ci g\u00e9n\u00e8rent une pollution lumineuse qui engendre des effets n\u00e9fastes dans plusieurs domaines et en particulier celui de la biodiversit\u00e9.<br \/>\nLa notion de \u00ab\u00a0trame noire\u00a0\u00bb a fait son apparition depuis quelques ann\u00e9es, s\u2019ajoutant \u00e0 celle de \u00ab\u00a0trame verte et bleue\u00a0\u00bb d\u00e9j\u00e0 bien connue. L\u2019objectif est de limiter la d\u00e9gradation et la fragmentation des habitats dues \u00e0 l\u2019\u00e9clairage artificiel par l\u2019interm\u00e9diaire d\u2019un r\u00e9seau \u00e9cologique form\u00e9 de r\u00e9servoirs et de corridors propices \u00e0 la biodiversit\u00e9 nocturne. Plusieurs d\u00e9marches de trames noires sont en cours ou m\u00eame d\u00e9j\u00e0 achev\u00e9es en France.<br \/>\nUn article paru dans Sciences, Eaux &#038; Territoire (revue de l\u2019IRSTEA) aborde ce sujet et pr\u00e9sente deux projets men\u00e9s dans des territoires tr\u00e8s contrast\u00e9s.<br \/>\nLe premier exemple cit\u00e9 dans l\u2019article est celui du Parc national des Pyr\u00e9n\u00e9es. L\u2019objectif de ce projet est d\u2019identifier la trame verte et bleue du territoire concern\u00e9 \u2013 r\u00e9seau de continuit\u00e9s \u00e9cologiques n\u00e9cessaire aux d\u00e9placements de la faune \u2013 en y int\u00e9grant l\u2019impact de la pollution lumineuse. Un bureau d\u2019\u00e9tude a ainsi \u00e9t\u00e9 mandat\u00e9 afin de r\u00e9aliser une mod\u00e9lisation pr\u00e9cise (\u00e0 l\u2019\u00e9chelle du lampadaire) de la qualit\u00e9 du ciel \u00e9toil\u00e9 et d\u00e9finir un seuil de sensibilit\u00e9 \u00e0 la pollution lumineuse pour les chauves-souris.<br \/>\nCe travail d\u2019\u00e9laboration de cartes de mod\u00e9lisation de pollution lumineuse haute r\u00e9solution est encore\u00a0en cours et doit \u00eatre compl\u00e9t\u00e9 par une \u00e9tude sur les chiropt\u00e8res afin de confirmer et pr\u00e9ciser la valeur du seuil de sensibilit\u00e9 \u00e0 la lumi\u00e8re.<br \/>\nLe deuxi\u00e8me exemple cit\u00e9 dans l\u2019article est celui de Lille. En effet, la ville renouvelle son parc d\u2019\u00e9clairage public et en profite pour r\u00e9fl\u00e9chir \u00e0 la mise en place d\u2019une trame noire afin d\u2019am\u00e9liorer la connectivit\u00e9 des espaces obscurs. Plusieurs organismes sont impliqu\u00e9s dans ce projet qui a entrepris le travail de mod\u00e9lisation des trames noires \u00e0 partir de la distribution spatiale des chauves-souris.<br \/>\nEn vue de recommander des actions concr\u00e8tes de conservation, quatre sc\u00e9narios d\u2019\u00e9clairage ont \u00e9t\u00e9 test\u00e9s pour aboutir \u00e0 des corridors les plus fonctionnels possibles pour les chiropt\u00e8res.<br \/>\nLes perspectives annonc\u00e9es dans l\u2019article montrent qu\u2019il faudrait \u00e9tendre les recherches vers d\u2019autres\u00a0groupes comme les rapaces nocturnes ou les vers luisants.<br \/>\nSordello R., Jupille O., Vauclair S., Salmon-Legagneur L., Deutsch \u00c9., Faure B. (2018). Trame noire : un sujet qui \u00ab\u2009monte\u2009\u00bb dans les territoires.\u00a0Revue Science Eaux &#038; Territoires, article hors-s\u00e9rie, 8 p., 16\/04\/2018.<\/p>","protected":false},"excerpt":{"rendered":"<p>Petit rhinolophe au-dessus de la ville de Cauterets. Ces derni\u00e8res d\u00e9cennies, le d\u00e9veloppement des soci\u00e9t\u00e9s humaines s\u2019est traduit par une urbanisation massive, qui s\u2019est elle-m\u00eame accompagn\u00e9e d\u2019une d\u00e9multiplication des \u00e9clairages artificiels nocturnes. Ceux-ci g\u00e9n\u00e8rent une pollution lumineuse qui engendre des effets n\u00e9fastes dans plusieurs domaines et en particulier celui de la biodiversit\u00e9. La notion de [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Trame noire : des corridors propices \u00e0 la biodiversit\u00e9 nocturne - For\u00eat.Nature<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/foretnature.be\/en\/resume-foret-mail\/trame-noire-des-corridors-propices-a-la-biodiversite-nocturne\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trame noire : des corridors propices \u00e0 la biodiversit\u00e9 nocturne - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Petit rhinolophe au-dessus de la ville de Cauterets. Ces derni\u00e8res d\u00e9cennies, le d\u00e9veloppement des soci\u00e9t\u00e9s humaines s\u2019est traduit par une urbanisation massive, qui s\u2019est elle-m\u00eame accompagn\u00e9e d\u2019une d\u00e9multiplication des \u00e9clairages artificiels nocturnes. Ceux-ci g\u00e9n\u00e8rent une pollution lumineuse qui engendre des effets n\u00e9fastes dans plusieurs domaines et en particulier celui de la biodiversit\u00e9. 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Ces derni\u00e8res d\u00e9cennies, le d\u00e9veloppement des soci\u00e9t\u00e9s humaines s\u2019est traduit par une urbanisation massive, qui s\u2019est elle-m\u00eame accompagn\u00e9e d\u2019une d\u00e9multiplication des \u00e9clairages artificiels nocturnes. Ceux-ci g\u00e9n\u00e8rent une pollution lumineuse qui engendre des effets n\u00e9fastes dans plusieurs domaines et en particulier celui de la biodiversit\u00e9. 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