{"id":3132,"date":"2026-01-10T18:00:00","date_gmt":"2026-01-10T17:00:00","guid":{"rendered":"https:\/\/www.mdconseil-formation.com\/actualites\/non-classe\/comprendre-simplement-le-changement-climatique-ce-que-chaque-dirigeant-drh-et-manager-doit-absolument-savoir\/"},"modified":"2026-10-14T17:40:05","modified_gmt":"2026-10-14T15:40:05","slug":"comprendre-simplement-le-changement-climatique-ce-que-chaque-dirigeant-drh-et-manager-doit-absolument-savoir","status":"publish","type":"post","link":"https:\/\/www.mdconseil-formation.com\/en_us\/actualites\/rse-et-environnement\/comprendre-simplement-le-changement-climatique-ce-que-chaque-dirigeant-drh-et-manager-doit-absolument-savoir\/","title":{"rendered":"Simply understanding climate change: what every leader, HR director, and manager absolutely needs to know"},"content":{"rendered":"

Climate change is often perceived as a complex scientific subject, reserved for specialists or environmental managers in large companies. Yet, its implications are now so profound that no executive, HR director, or manager can afford to ignore it. It already shapes, and will increasingly shape, markets, regulations, employee expectations, and operational risks. Understanding a few key concepts, without delving into all the technical details, is therefore essential for guiding strategic and managerial decisions.<\/p>\n\n\n\n

Greenhouse effect: where does global warming come from?<\/h2>\n\n\n\n

Le changement climatique r\u00e9sulte essentiellement de l’augmentation de la concentration de gaz \u00e0 effet de serre dans l’atmosph\u00e8re, en particulier le dioxyde de carbone (CO\u2082), mais aussi le m\u00e9thane, le protoxyde d’azote et quelques autres. Ces gaz retiennent une partie du rayonnement infrarouge \u00e9mis par la Terre, ce qui entra\u00eene un r\u00e9chauffement global. Depuis la r\u00e9volution industrielle, la combustion des \u00e9nergies fossiles (charbon, p\u00e9trole, gaz), la d\u00e9forestation et certaines pratiques agricoles ont provoqu\u00e9 une augmentation rapide de ces concentrations. Les temp\u00e9ratures moyennes mondiales ont d\u00e9j\u00e0 augment\u00e9 d’environ 1,1 \u00e0 1,3 \u00b0C par rapport \u00e0 l’\u00e8re pr\u00e9industrielle.<\/p>\n\n\n\n

\"Comprendre<\/figure>\n\n\n\n

Droughts, heat waves: what are the risks for businesses?<\/h2>\n\n\n\n

This average increase masks significant variations depending on the region, season, and extreme weather events. Specifically, climate change manifests itself through an increased frequency of heat waves, more intense droughts in some areas, more violent rainfall in others, rising sea levels, ocean acidification, and ecosystem disruptions. For businesses, these phenomena translate into multiple risks: unavailability of certain resources (water, raw materials), damage to infrastructure, disruption of supply chains, impacts on worker health (particularly in the event of extreme heat), and increased social tensions in certain regions.<\/p>\n\n\n\n

Paris Agreement: a transition that is essential for businesses<\/strong><\/h2>\n\n\n\n

Les accords internationaux, comme l’Accord de Paris, visent \u00e0 limiter ce r\u00e9chauffement bien en dessous de 2 \u00b0C, si possible 1,5 \u00b0C, par rapport \u00e0 l’\u00e8re pr\u00e9industrielle. Pour y parvenir, il est n\u00e9cessaire de r\u00e9duire drastiquement les \u00e9missions de gaz \u00e0 effet de serre \u00e0 l’\u00e9chelle mondiale, en transformant nos syst\u00e8mes \u00e9nerg\u00e9tiques, nos modes de transport, nos proc\u00e9d\u00e9s industriels, nos pratiques agricoles, nos modes de consommation. Les \u00c9tats adoptent progressivement des l\u00e9gislations en ce sens ; les march\u00e9s financiers, les clients, les salari\u00e9s demandent des comptes aux entreprises. La transition climatique n’est donc pas seulement une question de conviction, mais un mouvement structurant de l’environnement socio-\u00e9conomique.<\/p>\n\n\n\n

Emissions, risks, levers: the three questions for the leader<\/h2>\n\n\n\n

Pour un dirigeant ou un manager, trois questions se posent : comment notre entreprise contribue-t-elle aujourd’hui au changement climatique ? Comment en subira-t-elle les cons\u00e9quences ? Et comment peut-elle s’adapter et agir pour r\u00e9duire son empreinte, tout en assurant sa p\u00e9rennit\u00e9 \u00e9conomique ? La premi\u00e8re question renvoie aux \u00e9missions li\u00e9es aux activit\u00e9s de l’entreprise : consommation d’\u00e9nergie sur les sites, d\u00e9placements professionnels, production de biens ou de services, achats, logistique, usage et fin de vie des produits. C’est ce que l’on appelle les \u201cscopes\u201d 1, 2 et 3 des \u00e9missions de gaz \u00e0 effet de serre.<\/p>\n\n\n\n

The second question, that of impacts, invites us to consider physical climate risks: exposure of sites to flooding, fires, and heat waves; dependence on vulnerable resources (water, certain types of raw materials); and the fragility of certain infrastructures. It also invites us to consider so-called \u201ctransition\u201d risks: regulatory changes (carbon tax, bans on certain products or processes), shifts in demand (customers turning to more sustainable offerings), and reputation (brand image associated with a sector perceived as polluting).<\/p>\n\n\n\n

Finally, the third question opens up the levers for action. Reducing a company's carbon footprint is not simply a matter of offsetting emissions through external projects. It primarily involves energy efficiency (less consumption), improved efficiency (the same service with less energy or resources), the gradual replacement of fossil fuels with renewable or low-carbon energy sources, eco-design of products, the relocation or reorganization of certain value chains, and the promotion of lower-carbon transportation options. These transformations have direct consequences for work organization, skills, industrial strategy, and purchasing policy.<\/p>\n\n\n\n

HR at the heart of the climate transition<\/h2>\n\n\n\n

Human Resources plays a central role in this transition. They must anticipate the evolution of jobs, the need for new skills (energy efficiency, life cycle analysis, new processes, maintenance of low-carbon technologies), and the social impacts of certain decisions (site closures, restructuring of production lines, job transformations). They are also on the front line in supporting employees to understand these issues, ensuring that climate change is not perceived as a distant topic, disconnected from their daily lives, but rather as a structuring element of the company's project.<\/p>\n\n\n\n

\"Questions<\/figure>\n\n\n\n

Simply understanding climate change, for a leader or manager, means being willing to look beyond the immediate horizon. It means integrating the likely consequences of tomorrow, in terms of both risks and opportunities, into today's decisions. It also means recognizing that a company's credibility, with both its customers and employees, depends on the consistency between its words and actions on this issue. Without becoming a climatologist, every stakeholder in governance can grasp these basic concepts to better guide their strategy in a world in transition.<\/p>","protected":false},"excerpt":{"rendered":"

Le changement climatique est souvent per\u00e7u comme un sujet scientifique complexe, r\u00e9serv\u00e9 aux sp\u00e9cialistes ou aux responsables environnement des grandes […]<\/p>\n","protected":false},"author":2,"featured_media":3130,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"spectra_gs_classes":"[\"\"]","footnotes":""},"categories":[69],"tags":[107,92,78,64,72],"class_list":["post-3132","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rse-et-environnement","tag-environnement","tag-management","tag-managers","tag-reglementation","tag-rse"],"acf":[],"spectra_custom_meta":{"spectra_gs_classes":["[\"\"]"],"_thumbnail_id":["3130"],"_edit_lock":["1791992407:1"],"_edit_last":["1"],"title":[""],"_title":["field_mdcf_post_title"],"post_related_content":[""],"_post_related_content":["field_mdcf_post_related_content"],"_ame_cpe_post_policy":["{\"accessProtection\":{\"active\":\"replace\"}}"],"_uag_page_assets":["a:9:{s:3:\"css\";s:263:\".uag-blocks-common-selector{z-index:var(--z-index-desktop) !important}@media (max-width: 976px){.uag-blocks-common-selector{z-index:var(--z-index-tablet) !important}}@media (max-width: 767px){.uag-blocks-common-selector{z-index:var(--z-index-mobile) !important}}\n\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:14:{i:0;s:14:\"core\/paragraph\";i:1;s:12:\"core\/heading\";i:2;s:10:\"core\/image\";i:3;s:11:\"core\/search\";i:4;s:10:\"core\/group\";i:5;s:17:\"core\/latest-posts\";i:6;s:20:\"core\/latest-comments\";i:7;s:13:\"core\/archives\";i:8;s:15:\"core\/categories\";i:9;s:12:\"core\/gallery\";i:10;s:12:\"core\/columns\";i:11;s:11:\"core\/column\";i:12;s:14:\"core\/page-list\";i:13;s:14:\"core\/shortcode\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";i:1793663720;s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"]},"uagb_featured_image_src":{"full":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH.png",927,618,false],"thumbnail":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-150x150.png",150,150,true],"medium":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-300x200.png",300,200,true],"medium_large":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-768x512.png",768,512,true],"large":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH.png",927,618,false],"1536x1536":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH.png",927,618,false],"2048x2048":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH.png",927,618,false],"trp-custom-language-flag":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-18x12.png",18,12,true],"mdcf-hero":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-927x450.png",927,450,true],"mdcf-hero-mobile":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-480x320.png",480,320,true],"mdcf-banner":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH.png",927,618,false],"mdcf-card":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-600x400.png",600,400,true],"mdcf-icon":["https:\/\/www.mdconseil-formation.com\/wp-content\/uploads\/2026\/05\/6a926e_d8b1789978e645dcb332eb1799fce67bmv2-gLy6TH-80x80.png",80,80,true]},"uagb_author_info":{"display_name":"Marc Duvollet","author_link":"https:\/\/www.mdconseil-formation.com\/en_us\/author\/marc\/"},"uagb_comment_info":0,"uagb_excerpt":"Le changement climatique est souvent per\u00e7u comme un sujet scientifique complexe, r\u00e9serv\u00e9 aux sp\u00e9cialistes ou aux responsables environnement des grandes […]","_links":{"self":[{"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/posts\/3132","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/comments?post=3132"}],"version-history":[{"count":1,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/posts\/3132\/revisions"}],"predecessor-version":[{"id":4900,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/posts\/3132\/revisions\/4900"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/media\/3130"}],"wp:attachment":[{"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/media?parent=3132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/categories?post=3132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mdconseil-formation.com\/en_us\/wp-json\/wp\/v2\/tags?post=3132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}