{"id":1699,"date":"2026-08-08T14:06:23","date_gmt":"2026-08-08T14:06:23","guid":{"rendered":"https:\/\/stadiaorg.com\/?page_id=1699"},"modified":"2026-08-08T14:47:32","modified_gmt":"2026-08-08T14:47:32","slug":"climate-signals","status":"publish","type":"page","link":"https:\/\/staging.stadiaorg.com\/fr\/climate-signals\/","title":{"rendered":"Signaux climatiques"},"content":{"rendered":"<div id=\"sv-climate-core\">\n<style>\n#sv-climate-core{\n  --navy:#090b2f;\n  --text:#0f172a;\n  --muted:#64748b;\n  --line:#e2e8f0;\n  --purple:#6a5cff;\n  --purple2:#8b5cf6;\n  --red:#e11d48;\n  --pink:#ec4899;\n  --blue:#2563eb;\n  --cyan:#0891b2;\n  --green:#059669;\n  --orange:#ea580c;\n  width:100%;\n  max-width:none;\n  margin:0;\n  padding:0 0 96px;\n  overflow:hidden;\n  background:#fff;\n  color:var(--text);\n  font-family:Arial,Helvetica,sans-serif\n}\n#sv-climate-core,#sv-climate-core *{box-sizing:border-box}\n#sv-climate-core a{text-decoration:none!important}\nbody:has(#sv-climate-core) .entry-title,\nbody:has(#sv-climate-core) .wp-block-post-title,\nbody:has(#sv-climate-core) header.entry-header,\nbody:has(#sv-climate-core) .page-header{display:none!important}\nbody:has(#sv-climate-core) .entry-content,\nbody:has(#sv-climate-core) .wp-block-post-content,\nbody:has(#sv-climate-core) main,\nbody:has(#sv-climate-core) .site-main,\nbody:has(#sv-climate-core) article{\n  width:100%!important;\n  max-width:none!important;\n  margin:0!important;\n  padding-left:0!important;\n  padding-right:0!important\n}\nbody:has(#sv-climate-core) .wp-site-blocks>main{\n  margin-top:0!important;\n  padding-top:0!important\n}\n#sv-climate-core .wrap{\n  width:min(1440px,94vw);\n  margin:0 auto;\n  padding:0 28px\n}\n#sv-climate-core .anchor{scroll-margin-top:110px}\n\n\/* HERO *\/\n#sv-climate-core .hero{\n  position:relative;\n  padding:72px 0 82px;\n  overflow:hidden;\n  background:\n    radial-gradient(circle at 78% 30%,rgba(106,92,255,.18),transparent 31%),\n    radial-gradient(circle 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rgba(106,92,255,.26)\n}\n#sv-climate-core .secondary{\n  color:var(--navy)!important;\n  background:#fff;\n  border:1px solid var(--line);\n  box-shadow:0 12px 30px rgba(15,23,42,.08)\n}\n#sv-climate-core .primary:hover,\n#sv-climate-core .secondary:hover{transform:translateY(-2px)}\n#sv-climate-core .trust{\n  display:flex;\n  flex-wrap:wrap;\n  gap:10px 16px;\n  color:var(--muted);\n  font-size:12px;\n  font-weight:800\n}\n\n\/* CLIMATE VISUAL *\/\n#sv-climate-core .climate-card{\n  padding:22px;\n  border:1px solid #ddd6fe;\n  border-radius:30px;\n  background:rgba(255,255,255,.94);\n  box-shadow:0 30px 80px rgba(15,23,42,.13);\n  backdrop-filter:blur(14px)\n}\n#sv-climate-core .climate-head{\n  display:flex;\n  justify-content:space-between;\n  align-items:flex-start;\n  gap:16px;\n  margin-bottom:16px\n}\n#sv-climate-core .climate-head strong{\n  display:block;\n  color:var(--navy);\n  font-size:22px;\n  line-height:1.1\n}\n#sv-climate-core .climate-head span{\n  display:block;\n  margin-top:5px;\n  color:var(--muted);\n  font-size:13px;\n  line-height:1.45\n}\n#sv-climate-core .live{\n  flex:0 0 auto;\n  margin-top:0!important;\n  padding:7px 10px;\n  border-radius:999px;\n  background:#ecfdf5;\n  color:#047857!important;\n  font-size:10px!important;\n  font-weight:900;\n  letter-spacing:.08em\n}\n#sv-climate-core .climate-stage{\n  display:grid;\n  grid-template-columns:minmax(0,1fr) 220px;\n  gap:18px;\n  align-items:stretch\n}\n#sv-climate-core .globe-panel{\n  position:relative;\n  min-height:390px;\n  display:flex;\n  flex-direction:column;\n  align-items:center;\n  justify-content:center;\n  padding:18px 8px;\n  border:1px solid #e2e8f0;\n  border-radius:22px;\n  background:\n    radial-gradient(circle at 50% 38%,rgba(59,130,246,.17),transparent 34%),\n    linear-gradient(180deg,#f8fafc,#eef2ff);\n  overflow:hidden\n}\n#sv-climate-core .globe-panel:before,\n#sv-climate-core .globe-panel:after{\n  content:\"\";\n  position:absolute;\n  left:50%;\n  top:44%;\n  border:1px solid rgba(106,92,255,.28);\n  border-radius:50%;\n  transform:translate(-50%,-50%) rotate(-15deg);\n  pointer-events:none\n}\n#sv-climate-core .globe-panel:before{width:290px;height:105px}\n#sv-climate-core .globe-panel:after{\n  width:350px;\n  height:135px;\n  transform:translate(-50%,-50%) rotate(17deg);\n  opacity:.55\n}\n#sv-climate-core .globe-image{\n  position:relative;\n  z-index:2;\n  width:245px;\n  height:245px;\n  display:block;\n  object-fit:contain;\n  filter:drop-shadow(0 18px 28px rgba(15,23,42,.24))\n}\n#sv-climate-core .globe-label{\n  position:relative;\n  z-index:2;\n  margin-top:18px;\n  text-align:center\n}\n#sv-climate-core .globe-label strong{\n  display:block;\n  color:var(--navy);\n  font-size:15px;\n  margin-bottom:5px\n}\n#sv-climate-core .globe-label span{\n  display:block;\n  color:var(--muted);\n  font-size:11px;\n  line-height:1.45\n}\n#sv-climate-core .metric-stack{\n  display:grid;\n  grid-template-rows:repeat(4,1fr);\n  gap:10px\n}\n#sv-climate-core .metric{\n  padding:14px;\n  border:1px solid var(--line);\n  border-radius:17px;\n  background:#f8fafc;\n  display:flex;\n  flex-direction:column;\n  justify-content:center\n}\n#sv-climate-core .metric small{\n  color:var(--muted);\n  font-size:10px;\n  line-height:1.35;\n  font-weight:800;\n  text-transform:uppercase;\n  letter-spacing:.06em\n}\n#sv-climate-core .metric strong{\n  display:block;\n  margin:6px 0 3px;\n  color:var(--navy);\n  font-size:23px;\n  line-height:1\n}\n#sv-climate-core .metric span{\n  color:#64748b;\n  font-size:11px;\n  line-height:1.4\n}\n#sv-climate-core .metric.temp strong{color:#e11d48}\n#sv-climate-core .metric.sea strong{color:#0891b2}\n#sv-climate-core .metric.ocean strong{color:#2563eb}\n#sv-climate-core .metric.co2 strong{color:#ea580c}\n#sv-climate-core .climate-meta{\n  display:grid;\n  grid-template-columns:repeat(3,1fr);\n  gap:10px;\n  margin-top:14px\n}\n#sv-climate-core .meta{\n  padding:12px;\n  border:1px solid var(--line);\n  border-radius:15px;\n  background:#f8fafc\n}\n#sv-climate-core .meta strong{\n  display:block;\n  color:var(--navy);\n  font-size:12px;\n  margin-bottom:3px\n}\n#sv-climate-core .meta span{\n  color:var(--muted);\n  font-size:11px;\n  line-height:1.4\n}\n\n\/* SHARED *\/\n#sv-climate-core .section{padding:92px 0 0}\n#sv-climate-core .section-head{\n  max-width:930px;\n  margin:0 auto 42px;\n  text-align:center\n}\n#sv-climate-core .section-head h2{\n  margin:0 0 14px;\n  color:var(--navy);\n  font-size:clamp(38px,4vw,64px);\n  line-height:1.04;\n  letter-spacing:-.05em\n}\n#sv-climate-core .section-head p{\n  max-width:760px;\n  margin:0 auto;\n  color:var(--muted);\n  font-size:18px;\n  line-height:1.65\n}\n\n\/* SIGNAL CARDS *\/\n#sv-climate-core .signal-grid{\n  display:grid;\n  grid-template-columns:repeat(4,1fr);\n  gap:18px\n}\n#sv-climate-core .signal-card{\n  min-height:260px;\n  padding:27px;\n  border:1px solid var(--line);\n  border-radius:28px;\n  background:#fff;\n  box-shadow:0 20px 54px rgba(15,23,42,.07)\n}\n#sv-climate-core .signal-icon{\n  width:52px;\n  height:52px;\n  display:flex;\n  align-items:center;\n  justify-content:center;\n  margin-bottom:20px;\n  border-radius:17px;\n  background:#eef2ff;\n  color:#4f46e5;\n  font-size:25px;\n  font-weight:900\n}\n#sv-climate-core .signal-card h3{\n  margin:0 0 5px;\n  color:var(--navy);\n  font-size:18px;\n  line-height:1.15\n}\n#sv-climate-core .signal-value{\n  margin:12px 0 8px;\n  color:#4f46e5;\n  font-size:34px;\n  line-height:1;\n  font-weight:900;\n  letter-spacing:-.04em\n}\n#sv-climate-core .signal-card p{\n  margin:0;\n  color:var(--muted);\n  font-size:13px;\n  line-height:1.62\n}\n#sv-climate-core .signal-card.hot .signal-icon{background:#fff1f2;color:#be123c}\n#sv-climate-core .signal-card.hot .signal-value{color:#e11d48}\n#sv-climate-core .signal-card.sea .signal-icon{background:#ecfeff;color:#0e7490}\n#sv-climate-core .signal-card.sea .signal-value{color:#0891b2}\n#sv-climate-core .signal-card.ocean .signal-icon{background:#eff6ff;color:#1d4ed8}\n#sv-climate-core .signal-card.ocean .signal-value{color:#2563eb}\n#sv-climate-core .signal-card.air .signal-icon{background:#fff7ed;color:#c2410c}\n#sv-climate-core .signal-card.air .signal-value{color:#ea580c}\n\n\/* DARK BRIDGE *\/\n#sv-climate-core .bridge{\n  margin-top:92px;\n  padding:64px;\n  border-radius:42px;\n  color:#fff;\n  background:\n    radial-gradient(circle at 14% 16%,rgba(124,58,237,.40),transparent 32%),\n    radial-gradient(circle at 82% 72%,rgba(37,99,235,.26),transparent 28%),\n    linear-gradient(135deg,#020617,#111827);\n  box-shadow:0 36px 100px rgba(2,6,23,.28)\n}\n#sv-climate-core .bridge-grid{\n  display:grid;\n  grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);\n  gap:46px;\n  align-items:center\n}\n#sv-climate-core .bridge h2{\n  margin:0 0 18px;\n  color:#fff;\n  font-size:clamp(40px,4vw,68px);\n  line-height:1;\n  letter-spacing:-.05em\n}\n#sv-climate-core .bridge p{\n  margin:0 0 26px;\n  color:rgba(255,255,255,.75);\n  font-size:18px;\n  line-height:1.7\n}\n#sv-climate-core .bridge-actions{\n  display:flex;\n  flex-wrap:wrap;\n  gap:12px\n}\n#sv-climate-core .bridge-actions a{\n  min-height:50px;\n  padding:13px 20px;\n  display:inline-flex;\n  align-items:center;\n  justify-content:center;\n  border-radius:15px;\n  background:#fff;\n  color:#090b2f!important;\n  font-size:13px;\n  font-weight:900\n}\n#sv-climate-core .bridge-actions a:last-child{\n  background:transparent;\n  color:#fff!important;\n  border:1px solid rgba(255,255,255,.25)\n}\n#sv-climate-core .trend-grid{\n  display:grid;\n  grid-template-columns:1fr 1fr;\n  gap:14px\n}\n#sv-climate-core .trend-card{\n  padding:24px;\n  border:1px solid rgba(255,255,255,.14);\n  border-radius:22px;\n  background:rgba(255,255,255,.08)\n}\n#sv-climate-core .trend-card strong{\n  display:block;\n  margin-bottom:8px;\n  color:#fff;\n  font-size:15px\n}\n#sv-climate-core .trend-card span{\n  display:block;\n  color:rgba(255,255,255,.66);\n  font-size:12px;\n  line-height:1.55\n}\n#sv-climate-core .trend-num{\n  margin:12px 0 10px;\n  color:#fff;\n  font-size:37px;\n  line-height:1;\n  font-weight:900\n}\n#sv-climate-core .bar{\n  height:12px;\n  margin-top:14px;\n  border-radius:999px;\n  background:rgba(255,255,255,.13);\n  overflow:hidden\n}\n#sv-climate-core .bar span{\n  display:block;\n  height:100%;\n  border-radius:999px;\n  background:linear-gradient(90deg,#8b5cf6,#ec4899)\n}\n#sv-climate-core .bar.old span{width:76%}\n#sv-climate-core .bar.new span{width:100%}\n\n\/* SYSTEM FLOW *\/\n#sv-climate-core .system-grid{\n  display:grid;\n  grid-template-columns:repeat(5,1fr);\n  gap:14px\n}\n#sv-climate-core .system-card{\n  min-height:220px;\n  display:flex;\n  flex-direction:column;\n  padding:24px;\n  border:1px solid var(--line);\n  border-radius:26px;\n  background:#fff;\n  box-shadow:0 18px 48px rgba(15,23,42,.06)\n}\n#sv-climate-core .system-no{\n  color:#4f46e5;\n  font-size:11px;\n  font-weight:900;\n  letter-spacing:.09em\n}\n#sv-climate-core .system-card h3{\n  margin:17px 0 9px;\n  color:var(--navy);\n  font-size:21px;\n  line-height:1.15\n}\n#sv-climate-core .system-card p{\n  margin:0;\n  color:var(--muted);\n  font-size:13px;\n  line-height:1.62\n}\n\n\/* SOURCES *\/\n#sv-climate-core .sources-shell{\n  padding:54px 40px;\n  border:1px solid var(--line);\n  border-radius:34px;\n  background:\n    radial-gradient(circle at 50% 0,rgba(106,92,255,.10),transparent 30%),\n    #f8fafc;\n  box-shadow:0 24px 70px rgba(15,23,42,.07)\n}\n#sv-climate-core .source-grid{\n  display:grid;\n  grid-template-columns:repeat(4,1fr);\n  gap:18px\n}\n#sv-climate-core .source-card{\n  min-height:190px;\n  display:flex;\n  flex-direction:column;\n  padding:25px;\n  border:1px solid var(--line);\n  border-radius:26px;\n  background:#fff;\n  box-shadow:0 18px 48px rgba(15,23,42,.06)\n}\n#sv-climate-core .source-card strong{\n  display:block;\n  margin:0 0 10px;\n  color:var(--navy);\n  font-size:19px\n}\n#sv-climate-core .source-card p{\n  margin:0 0 18px;\n  color:var(--muted);\n  font-size:13px;\n  line-height:1.6\n}\n#sv-climate-core .source-card a{\n  margin-top:auto;\n  color:#4f46e5!important;\n  font-size:12px;\n  font-weight:900\n}\n\n\/* FINAL *\/\n#sv-climate-core .final{\n  margin-top:92px;\n  padding:68px 40px;\n  border-radius:42px;\n  text-align:center;\n  background:\n    radial-gradient(circle at 50% 0,rgba(106,92,255,.15),transparent 36%),\n    linear-gradient(135deg,#eef2ff,#fff);\n  border:1px solid var(--line)\n}\n#sv-climate-core .final h2{\n  max-width:920px;\n  margin:0 auto 18px;\n  color:var(--navy);\n  font-size:clamp(40px,4.4vw,72px);\n  line-height:1;\n  letter-spacing:-.055em\n}\n#sv-climate-core .final p{\n  max-width:700px;\n  margin:0 auto 28px;\n  color:var(--muted);\n  font-size:18px;\n  line-height:1.65\n}\n#sv-climate-core .final-actions{\n  display:flex;\n  flex-wrap:wrap;\n  justify-content:center;\n  gap:12px\n}\n#sv-climate-core .note{\n  margin-top:22px;\n  text-align:center;\n  color:#94a3b8;\n  font-size:11px;\n  line-height:1.55\n}\n\n\/* RESPONSIVE *\/\n@media(max-width:1180px){\n  #sv-climate-core .hero-grid,\n  #sv-climate-core .bridge-grid{grid-template-columns:1fr}\n  #sv-climate-core .climate-card{max-width:900px;margin:0 auto}\n  #sv-climate-core .signal-grid,\n  #sv-climate-core .source-grid{grid-template-columns:repeat(2,1fr)}\n  #sv-climate-core .system-grid{grid-template-columns:repeat(2,1fr)}\n}\n@media(max-width:900px){\n  #sv-climate-core .climate-stage{grid-template-columns:1fr}\n  #sv-climate-core .metric-stack{grid-template-columns:repeat(2,1fr);grid-template-rows:none}\n  #sv-climate-core .trend-grid{grid-template-columns:1fr}\n  #sv-climate-core .bridge{padding:46px 26px}\n}\n@media(max-width:700px){\n  #sv-climate-core .wrap{width:100%;padding:0 16px}\n  #sv-climate-core .hero{padding:42px 0 56px;border-radius:0 0 34px 34px}\n  #sv-climate-core .hero-grid{gap:34px}\n  #sv-climate-core .hero h1{font-size:46px}\n  #sv-climate-core .hero-lead{font-size:17px}\n  #sv-climate-core .actions,\n  #sv-climate-core .final-actions{display:grid}\n  #sv-climate-core .primary,\n  #sv-climate-core .secondary{width:100%}\n  #sv-climate-core .globe-panel{min-height:330px}\n  #sv-climate-core .globe-image{width:205px;height:205px}\n  #sv-climate-core .globe-panel:before{width:245px;height:88px}\n  #sv-climate-core .globe-panel:after{width:290px;height:108px}\n  #sv-climate-core .metric-stack,\n  #sv-climate-core .signal-grid,\n  #sv-climate-core .system-grid,\n  #sv-climate-core .source-grid{grid-template-columns:1fr}\n  #sv-climate-core .climate-meta{grid-template-columns:1fr}\n  #sv-climate-core .section{padding-top:70px}\n  #sv-climate-core .section-head h2{font-size:38px}\n  #sv-climate-core .sources-shell{padding:34px 18px;border-radius:27px}\n  #sv-climate-core .final{padding:52px 22px}\n}\n<\/style>\n\n<section class=\"hero\">\n  <div class=\"wrap\">\n    <div class=\"hero-grid\">\n      <div>\n        <div class=\"kicker\">Syst\u00e8me climatique et terrestre Stadia<\/div>\n        <h1>\n          Signaux climatiques.<br>\n          Lisez la direction.<br>\n          <span class=\"gradient\">Voyez l'acc\u00e9l\u00e9ration.<\/span>\n        <\/h1>\n        <p class=\"hero-lead\">\n          Le changement climatique ne se r\u00e9sume pas \u00e0 un seul chiffre ni \u00e0 une simple courbe exponentielle. La question importante est de savoir si des \u00e9l\u00e9ments ind\u00e9pendants du syst\u00e8me Terre changent ensemble \u2014 et si certains d'entre eux changent plus rapidement.\n        <\/p>\n        <div class=\"actions\">\n          <a class=\"primary\" href=\"#sv-climate-signals\">Explorer les signaux \u2192<\/a>\n          <a class=\"secondary\" href=\"#sv-climate-sources\">Sources scientifiques<\/a>\n        <\/div>\n        <div class=\"trust\">\n          <span>\u2713 Temp\u00e9rature<\/span>\n          <span>\u2713 Chaleur oc\u00e9anique<\/span>\n          <span>\u2713 Niveau de la mer<\/span>\n          <span>\u2713 CO\u2082<\/span>\n          <span>\u2713 Glaces et glaciers<\/span>\n        <\/div>\n      <\/div>\n\n      <div class=\"climate-card\" aria-label=\"Aper\u00e7u du syst\u00e8me terrestre de Climate Signals\">\n        <div class=\"climate-head\">\n          <div>\n            <strong>Signaux du syst\u00e8me Terre<\/strong>\n            <span>Mesures ind\u00e9pendantes. Une direction connect\u00e9e.<\/span>\n          <\/div>\n          <span class=\"live\">2026<\/span>\n        <\/div>\n\n        <div class=\"climate-stage\">\n          <div class=\"globe-panel\" aria-label=\"Perspective climatique mondiale de Stadia Vitae\">\n            <img\n              class=\"globe-image\"\n              src=\"https:\/\/staging.stadiaorg.com\/wp-content\/uploads\/2026\/06\/earth_transparent_stadia-1-2.png\"\n              alt=\"Stadia Vitae globe\"\n              loading=\"eager\"\n              decoding=\"async\"\n            >\n            <div class=\"globe-label\">\n              <strong>Une seule plan\u00e8te. Des signaux connect\u00e9s.<\/strong>\n              <span>L'atmosph\u00e8re, l'oc\u00e9an, la glace et le niveau de la mer \u00e9voluent comme un seul syst\u00e8me.<\/span>\n            <\/div>\n          <\/div>\n\n          <div class=\"metric-stack\">\n            <div class=\"metric temp\">\n              <small>R\u00e9chauffement anthropique<\/small>\n              <strong>+1,37 \u00b0C<\/strong>\n              <span>2025 vs 1850\u20131900<\/span>\n            <\/div>\n            <div class=\"metric ocean\">\n              <small>Chaleur oc\u00e9anique<\/small>\n              <strong>Enregistrer<\/strong>\n              <span>teneur maximale observ\u00e9e<\/span>\n            <\/div>\n            <div class=\"metric sea\">\n              <small>Acc\u00e9l\u00e9ration du niveau de la mer<\/small>\n              <strong>+30.8%<\/strong>\n              <span>augmentation de tarif<\/span>\n            <\/div>\n            <div class=\"metric co2\">\n              <small>CO\u2082 atmosph\u00e9rique<\/small>\n              <strong>423.9<\/strong>\n              <span>moyenne mondiale en ppm, 2024<\/span>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"climate-meta\">\n          <div class=\"meta\"><strong>1. Observez<\/strong><span>Suivre des indicateurs physiques ind\u00e9pendants.<\/span><\/div>\n          <div class=\"meta\"><strong>2. Comparer<\/strong><span>Recherchez la direction et le taux de variation.<\/span><\/div>\n          <div class=\"meta\"><strong>3. Comprendre<\/strong><span>Il faut distinguer l&#x27;acc\u00e9l\u00e9ration de l&#x27;exag\u00e9ration.<\/span><\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section id=\"sv-climate-signals\" class=\"section anchor\">\n  <div class=\"wrap\">\n    <div class=\"section-head\">\n      <div class=\"mini-kicker\">Signaux provenant du syst\u00e8me<\/div>\n      <h2>Diff\u00e9rentes mesures. La m\u00eame direction.<\/h2>\n      <p>\n        Une seule ann\u00e9e chaude ne r\u00e9sume pas toute l'histoire. Le signal climatique devient beaucoup plus fort lorsque la temp\u00e9rature, la chaleur des oc\u00e9ans, le niveau de la mer, les gaz \u00e0 effet de serre et la cryosph\u00e8re \u00e9voluent de mani\u00e8re coh\u00e9rente au fil du temps.\n      <\/p>\n    <\/div>\n\n    <div class=\"signal-grid\">\n      <article class=\"signal-card hot\">\n        <div class=\"signal-icon\">\u2191<\/div>\n        <h3>R\u00e9chauffement anthropique<\/h3>\n        <div class=\"signal-value\">+1,37 \u00b0C<\/div>\n        <p>R\u00e9chauffement estim\u00e9 d\u00fb \u00e0 l&#x27;activit\u00e9 humaine en 2025 par rapport \u00e0 la p\u00e9riode 1850-1900. Taux estim\u00e9 r\u00e9cent : environ +0,27 \u00b0C par d\u00e9cennie.<\/p>\n      <\/article>\n\n      <article class=\"signal-card hot\">\n        <div class=\"signal-icon\">11<\/div>\n        <h3>Temp\u00e9rature globale<\/h3>\n        <div class=\"signal-value\">+1,44 \u00b0C<\/div>\n        <p>Estimation consolid\u00e9e de l'OMM pour 2025. Les ann\u00e9es 2015-2025 sont les onze ann\u00e9es les plus chaudes jamais enregistr\u00e9es.<\/p>\n      <\/article>\n\n      <article class=\"signal-card ocean\">\n        <div class=\"signal-icon\">\u224b<\/div>\n        <h3>Chaleur oc\u00e9anique<\/h3>\n        <div class=\"signal-value\">Enregistrer<\/div>\n        <p>Le contenu thermique des oc\u00e9ans mondiaux est rest\u00e9 \u00e0 des niveaux records en 2025. L'oc\u00e9an stocke la majeure partie de la chaleur exc\u00e9dentaire du syst\u00e8me climatique.<\/p>\n      <\/article>\n\n      <article class=\"signal-card sea\">\n        <div class=\"signal-icon\">\u2197<\/div>\n        <h3>Niveau moyen mondial de la mer<\/h3>\n        <div class=\"signal-value\">+9,38 cm<\/div>\n        <p>\u00c9l\u00e9vation moyenne observ\u00e9e par satellite depuis 1999. La tendance \u00e0 long terme est claire et le rythme mesur\u00e9 s&#x27;est acc\u00e9l\u00e9r\u00e9.<\/p>\n      <\/article>\n\n      <article class=\"signal-card sea\">\n        <div class=\"signal-icon\">30.8<\/div>\n        <h3>Acc\u00e9l\u00e9ration du niveau de la mer<\/h3>\n        <div class=\"signal-value\">+30.8%<\/div>\n        <p>Le taux mesur\u00e9 est pass\u00e9 d'environ 2,92 mm\/an en 1999\u20132009 \u00e0 3,82 mm\/an en 2015\u20132025.<\/p>\n      <\/article>\n\n      <article class=\"signal-card air\">\n        <div class=\"signal-icon\">CO\u2082<\/div>\n        <h3>Dioxyde de carbone atmosph\u00e9rique<\/h3>\n        <div class=\"signal-value\">423,9 ppm<\/div>\n        <p>Derni\u00e8re valeur annuelle mondiale consolid\u00e9e de l'OMM pour 2024, qui poursuit la hausse \u00e0 long terme de la concentration des gaz \u00e0 effet de serre.<\/p>\n      <\/article>\n\n      <article class=\"signal-card ocean\">\n        <div class=\"signal-icon\">E<\/div>\n        <h3>D\u00e9s\u00e9quilibre \u00e9nerg\u00e9tique de la Terre<\/h3>\n        <div class=\"signal-value\">Le plus \u00e9lev\u00e9<\/div>\n        <p>La diff\u00e9rence entre l'\u00e9nergie entrante et sortante a atteint le niveau le plus \u00e9lev\u00e9 de la p\u00e9riode d'observation de 65 ans rapport\u00e9e par l'OMM.<\/p>\n      <\/article>\n\n      <article class=\"signal-card ocean\">\n        <div class=\"signal-icon\">\u2744<\/div>\n        <h3>Glace et glaciers<\/h3>\n        <div class=\"signal-value\">Perte nette<\/div>\n        <p>Les glaciers continuent de perdre de la masse et l'\u00e9tendue annuelle de la banquise arctique \u00e9tait \u00e0 des niveaux proches ou records les plus bas en 2025.<\/p>\n      <\/article>\n    <\/div>\n\n    <div class=\"bridge\">\n      <div class=\"bridge-grid\">\n        <div>\n          <div class=\"mini-kicker\">La distinction importante<\/div>\n          <h2>Pas une courbe exponentielle. Mais une v\u00e9ritable acc\u00e9l\u00e9ration.<\/h2>\n          <p>\n            La temp\u00e9rature mondiale ne suit pas une seule \u00e9quation exponentielle parfaite. La variabilit\u00e9 naturelle, les a\u00e9rosols, les oc\u00e9ans, la glace et les processus de r\u00e9troaction interagissent sur diff\u00e9rentes \u00e9chelles de temps. Mais des parties importantes du syst\u00e8me terrestre affichent des changements mesurables de vitesse \u2014 en particulier le niveau de la mer et l'accumulation de chaleur.\n          <\/p>\n          <div class=\"bridge-actions\">\n            <a href=\"#sv-climate-sources\">Voir les sources<\/a>\n            <a href=\"\/live-world\/\">Explorer le monde en direct<\/a>\n          <\/div>\n        <\/div>\n\n        <div class=\"trend-grid\">\n          <div class=\"trend-card\">\n            <strong>\u00c9l\u00e9vation du niveau de la mer \u00b7 1999\u20132009<\/strong>\n            <div class=\"trend-num\">2,92 mm\/an<\/div>\n            <span>Taux mesur\u00e9 pr\u00e9c\u00e9demment.<\/span>\n            <div class=\"bar old\"><span><\/span><\/div>\n          <\/div>\n          <div class=\"trend-card\">\n            <strong>\u00c9l\u00e9vation du niveau de la mer \u00b7 2015\u20132025<\/strong>\n            <div class=\"trend-num\">3,82 mm\/an<\/div>\n            <span>Taux mesur\u00e9 ult\u00e9rieurement \u2014 sup\u00e9rieur d&#x27;environ 30,81 TP3T.<\/span>\n            <div class=\"bar new\"><span><\/span><\/div>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"section\">\n  <div class=\"wrap\">\n    <div class=\"section-head\">\n      <div class=\"mini-kicker\">Un syst\u00e8me Terre connect\u00e9<\/div>\n      <h2>Pourquoi un signal peut en renforcer un autre.<\/h2>\n      <p>\n        Le changement climatique n'est pas un ensemble de mesures isol\u00e9es. Les gaz \u00e0 effet de serre, l'\u00e9nergie plan\u00e9taire, la chaleur des oc\u00e9ans, la fonte des glaces et l'\u00e9l\u00e9vation du niveau de la mer sont physiquement li\u00e9s.\n      <\/p>\n    <\/div>\n\n    <div class=\"system-grid\">\n      <article class=\"system-card\">\n        <div class=\"system-no\">01<\/div>\n        <h3>Les gaz \u00e0 effet de serre augmentent<\/h3>\n        <p>Des concentrations croissantes alt\u00e8rent l'\u00e9quilibre entre l'\u00e9nergie solaire entrante et la chaleur sortante.<\/p>\n      <\/article>\n      <article class=\"system-card\">\n        <div class=\"system-no\">02<\/div>\n        <h3>L'\u00e9nergie s'accumule<\/h3>\n        <p>Plus d'\u00e9nergie reste dans le syst\u00e8me terrestre qu'il n'en sort, cr\u00e9ant un d\u00e9s\u00e9quilibre \u00e9nerg\u00e9tique persistant.<\/p>\n      <\/article>\n      <article class=\"system-card\">\n        <div class=\"system-no\">03<\/div>\n        <h3>Les oc\u00e9ans stockent de la chaleur<\/h3>\n        <p>L'oc\u00e9an absorbe la majeure partie de l'exc\u00e8s de chaleur, ce qui affecte les temp\u00e9ratures, la circulation et les \u00e9cosyst\u00e8mes marins.<\/p>\n      <\/article>\n      <article class=\"system-card\">\n        <div class=\"system-no\">04<\/div>\n        <h3>La glace perd de la masse<\/h3>\n        <p>Les glaciers et les calottes glaciaires r\u00e9agissent \u00e0 un r\u00e9chauffement soutenu de la terre, de l'atmosph\u00e8re et de l'oc\u00e9an.<\/p>\n      <\/article>\n      <article class=\"system-card\">\n        <div class=\"system-no\">05<\/div>\n        <h3>L'\u00e9l\u00e9vation du niveau de la mer<\/h3>\n        <p>La dilatation thermique et la fonte des glaces terrestres se combinent pour \u00e9lever le niveau moyen mondial de la mer.<\/p>\n      <\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section id=\"sv-climate-sources\" class=\"section anchor\">\n  <div class=\"wrap\">\n    <div class=\"sources-shell\">\n      <div class=\"section-head\">\n        <div class=\"mini-kicker\">Suivez les preuves<\/div>\n        <h2>Climate Signals utilise des observations officielles.<\/h2>\n        <p>\n          Stadia Vitae ne produit pas de mesures climatiques. Cette page rassemble des indicateurs publi\u00e9s par des programmes scientifiques et d'observation internationaux.\n        <\/p>\n      <\/div>\n\n      <div class=\"source-grid\">\n        <article class=\"source-card\">\n          <strong>OMM<\/strong>\n          <p>\u00c9tat du climat mondial et observations mondiales des gaz \u00e0 effet de serre.<\/p>\n          <a href=\"https:\/\/wmo.int\/\" target=\"_blank\" rel=\"noopener\">Ouvrir WMO \u2192<\/a>\n        <\/article>\n\n        <article class=\"source-card\">\n          <strong>Copernicus C3S<\/strong>\n          <p>Faits climatiques mondiaux, temp\u00e9rature, niveau de la mer et indicateurs oc\u00e9aniques.<\/p>\n          <a href=\"https:\/\/climate.copernicus.eu\/\" target=\"_blank\" rel=\"noopener\">Ouvrir Copernicus \u2192<\/a>\n        <\/article>\n\n        <article class=\"source-card\">\n          <strong>CGCC<\/strong>\n          <p>Indicateurs du changement climatique mondial, y compris des estimations actualis\u00e9es du r\u00e9chauffement d'origine humaine.<\/p>\n          <a href=\"https:\/\/www.igcc.earth\/\" target=\"_blank\" rel=\"noopener\">Ouvrir IGCC \u2192<\/a>\n        <\/article>\n\n        <article class=\"source-card\">\n          <strong>Climat de la NASA<\/strong>\n          <p>Indicateurs terrestres ind\u00e9pendants et contexte d'observation \u00e0 long terme.<\/p>\n          <a href=\"https:\/\/science.nasa.gov\/climate-change\/\" target=\"_blank\" rel=\"noopener\">Ouvrir la NASA \u2192<\/a>\n        <\/article>\n      <\/div>\n    <\/div>\n\n    <section class=\"final\">\n      <div class=\"mini-kicker\">Stadia Vitae \u00b7 La direction compte<\/div>\n      <h2>Comprendre une \u00e9tape, c'est comprendre o\u00f9 elle m\u00e8ne.<\/h2>\n      <p>\n        Climate Signals applique la m\u00eame question de Stadia au syst\u00e8me Terre : non seulement o\u00f9 en sommes-nous actuellement, mais qu'est-ce qui change, dans quelle direction et \u00e0 quelle vitesse ?\n      <\/p>\n      <div class=\"final-actions\">\n        <a class=\"primary\" href=\"\/civic-signals\/\">Explorer Civic Signals \u2192<\/a>\n        <a class=\"secondary\" href=\"\/live-world\/\">Explorer le monde en direct<\/a>\n      <\/div>\n    <\/section>\n\n    <div class=\"note\">\n      Signaux climatiques \u00b7 Stadia Vitae \u00b7 Aper\u00e7u scientifique r\u00e9vis\u00e9 en ao\u00fbt 2026.<br>\n      Diff\u00e9rents jeux de donn\u00e9es utilisent des r\u00e9f\u00e9rences et des m\u00e9thodologies diff\u00e9rentes. Les valeurs annuelles doivent \u00eatre interpr\u00e9t\u00e9es dans le contexte des tendances \u00e0 long terme.\n    <\/div>\n  <\/div>\n<\/section>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Stadia Climate &amp; Earth System Climate signals. Read the direction. See the acceleration. Climate change is not one number and not one simple exponential curve. The important question is whether independent parts of the Earth system are changing together \u2014 and whether some of them are changing faster. Explore the signals \u2192 Scientific sources \u2713 [&hellip;]<\/p>\n","protected":false},"author":44,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1699","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/pages\/1699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/users\/44"}],"replies":[{"embeddable":true,"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/comments?post=1699"}],"version-history":[{"count":4,"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/pages\/1699\/revisions"}],"predecessor-version":[{"id":1705,"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/pages\/1699\/revisions\/1705"}],"wp:attachment":[{"href":"https:\/\/staging.stadiaorg.com\/fr\/wp-json\/wp\/v2\/media?parent=1699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}