


{"id":4498,"date":"2025-03-28T10:27:47","date_gmt":"2025-03-28T09:27:47","guid":{"rendered":"https:\/\/pepr-cloud.fr\/fr\/?p=4498"},"modified":"2025-05-27T10:13:50","modified_gmt":"2025-05-27T08:13:50","slug":"les-greendaysrennes","status":"publish","type":"post","link":"https:\/\/pepr-cloud.fr\/en\/francais-les-greendays-a-rennes\/","title":{"rendered":"GreenDays@Rennes"},"content":{"rendered":"<div class=\"wp-block-cover is-light has-custom-content-position is-position-bottom-center animate__animated animate__fadeInDown\" style=\"min-height:500px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"has-background-dim-0 wp-block-cover__gradient-background has-background-dim\"><\/span><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" class=\"wp-block-cover__image-background wp-image-4518\" alt=\"\" src=\"https:\/\/pepr-cloud.fr\/files\/2025\/03\/Groupe_GreenDays_2025.png\" data-object-fit=\"cover\" srcset=\"https:\/\/pepr-cloud.fr\/files\/2025\/03\/Groupe_GreenDays_2025.png 1000w, https:\/\/pepr-cloud.fr\/files\/2025\/03\/Groupe_GreenDays_2025-300x169.png 300w, https:\/\/pepr-cloud.fr\/files\/2025\/03\/Groupe_GreenDays_2025-768x432.png 768w, https:\/\/pepr-cloud.fr\/files\/2025\/03\/Groupe_GreenDays_2025-150x84.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<h1 class=\"has-text-color wp-block-heading\" style=\"color:#223cb0\">GreenDays@Rennes: Beyond efficiency, how can we imagine a more sober digital world?<\/h1>\n\n\n\n<p class=\"has-black-color has-text-color\"><strong><em><em>On March 25 and 26, 2025, Rennes hosted GreenDays, a must-attend event for eco-responsible digital professionals and enthusiasts. Organized by the GDR GPL, IASIS, MADICS, RSD, ROD, SOC2 and the GDRS EcoInfo, with the support of the PEPR Cloud and R\u00e9seaux du futur, these days, which brought together more than 150 people, were an opportunity to discuss the theme of eco-responsible computing. The CARECloud project, which aims to drastically reduce the environmental impact of cloud infrastructures, played a central role in the organization of this event.<\/em><\/em><\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator aligncenter has-text-color has-background has-cyan-bluish-gray-background-color has-cyan-bluish-gray-color is-style-wide\"\/>\n\n\n\n<div class=\"wp-block-columns 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<h2 class=\"has-text-color has-medium-font-size wp-block-heading\" style=\"color:#223cb0\"><strong><strong>An event to share ideas on green digital technology<\/strong><\/strong><\/h2>\n\n\n\n<p>GreenDays@Rennes provided an opportunity for participants to exchange views on issues related to environmentally responsible digital technology. With keynote speakers and proposals submitted by participants, the event looked at different angles for a more sustainable digital world. The days focused on environmental issues related to digital, with a particular emphasis on digital sobriety, energy efficiency and sustainable infrastructures.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"has-text-color has-medium-font-size wp-block-heading\" style=\"color:#223cb0\"><strong>Themes and speakers<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns 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<h3 class=\"wp-block-heading\"><strong>Tuesday, March 25 :<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Opening and Introduction: <\/strong>Anne-C\u00e9cile Orgerie and Laurent Lef\u00e8vre opened the 13th edition of GreenDays. Matthieu Simonin presented the GreenDays carbon footprint, followed by a keynote by David Maenda Kithoko on infrastructure and extractivism in the Democratic Republic of Congo.<\/li><li><strong>AI session: <\/strong>this session looked at the energy efficiency of machine learning models.<\/li><li><strong>Measurement session: <\/strong>this session looked at methods for measuring and managing digital sobriety.<\/li><li><strong>Institutional session: <\/strong>Presentations of GDRs and other institutional initiatives.<\/li><\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\"><strong>Wednesday, March 26 :<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Keynote: <\/strong>Christine Solnon discussed the links between operational research and planetary limits, while Fran\u00e7oise Berthoud and Laurent Lef\u00e8vre addressed the locks and levers of digital sobriety.<\/li><li><strong>Teachings session: <\/strong>this session explored university training courses on digital sobriety.<\/li><li><strong>Industrial session: <\/strong>this session presented industrial feedback on life-cycle analysis and energy consumption.<\/li><li><strong>Software session: <\/strong>this session looked at the software aspects of sustainability.<\/li><li><strong>Data Centers session: <\/strong>this session explored ways of improving the energy efficiency of data centers.<\/li><li><strong>Posters session:<\/strong> over the course of the two days, 16 posters were presented by different teams, providing an opportunity to interact with participants on the issues surrounding eco-responsible digital design.<\/li><\/ul>\n<\/div>\n<\/div>\n\n\n<figure class=\"wp-block-pullquote has-medium-font-size\"><span style=\"color: #223cb0;\"><strong><strong><em><strong><em>GreenDays brought together academic and industry experts to discuss the challenges and solutions of digital sustainability, highlighting promising initiatives and research.<\/em><\/strong><\/em><\/strong><\/strong><\/span><\/figure>\n\n\n<p>For more information about <strong>GreenDays<\/strong>, visit <a rel=\"noreferrer noopener\" href=\"https:\/\/greendays.sciencesconf.org\" target=\"_blank\">their website<\/a><\/p>\n\n\n\n<p>To find out more about the <strong>CARECloud<\/strong> project, visit <a href=\"https:\/\/carecloud.irisa.fr\">their dedicated page<\/a><a rel=\"noreferrer noopener\" href=\"https:\/\/carecloud.irisa.fr\" target=\"_blank\">.<\/a><\/p>\n\n\n\n<p>To find out more about PEPR Cloud and PEPR Networks of the Future, visit the <a href=\"https:\/\/pepr-cloud.fr\/fr\/\">PEPR Cloud website<\/a> and the <a href=\"https:\/\/pepr-futurenetworks.fr\/\">PEPR Networks of the Future website<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>GreenDays@Rennes: Beyond efficiency, how can we imagine a more sober digital world? On March 25 and 26, 2025, Rennes hosted GreenDays, a must-attend event for eco-responsible digital professionals and enthusiasts. Organized by the GDR GPL, IASIS, MADICS, RSD, ROD, SOC2 and the GDRS EcoInfo, with the support of the PEPR\u2026<\/p>\n<p> <a class=\"continue-reading-link\" href=\"https:\/\/pepr-cloud.fr\/en\/francais-les-greendays-a-rennes\/\"><span>Continuer la lecture<\/span><i class=\"crycon-right-dir\"><\/i><\/a> <\/p>\n","protected":false},"author":2502,"featured_media":4518,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-4498","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-evenement"],"_links":{"self":[{"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/posts\/4498","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/users\/2502"}],"replies":[{"embeddable":true,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/comments?post=4498"}],"version-history":[{"count":17,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/posts\/4498\/revisions"}],"predecessor-version":[{"id":4784,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/posts\/4498\/revisions\/4784"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/media\/4518"}],"wp:attachment":[{"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/media?parent=4498"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/categories?post=4498"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pepr-cloud.fr\/en\/wp-json\/wp\/v2\/tags?post=4498"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}