{"id":2645,"date":"2023-06-20T11:17:28","date_gmt":"2023-06-20T09:17:28","guid":{"rendered":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/?p=2645"},"modified":"2024-02-14T12:25:57","modified_gmt":"2024-02-14T11:25:57","slug":"albedo-des-prairies-et-changement-climatique","status":"publish","type":"post","link":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/","title":{"rendered":"Alb\u00e9do des prairies et changement climatique"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique<\/h1>\n\n\n\n<p class=\"has-medium-font-size\">Alb\u00e9do des prairies est un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique, d\u00e9couvrez notre article.<\/p>\n\n\n\n<p class=\"has-text-align-right has-ast-global-color-0-color has-text-color has-small-font-size\">Date de publication : 20 juin 2023<\/p>\n\n\n\n<p><strong>L\u2019alb\u00e9do se d\u00e9finit comme la quantit\u00e9 de rayonnement solaire r\u00e9fl\u00e9chie par une surface.<\/strong> Plus l\u2019alb\u00e9do est \u00e9lev\u00e9, plus l\u2019\u00e9nergie repart vers l\u2019espace et moins il reste d\u2019\u00e9nergie pour r\u00e9chauffer l\u2019atmosph\u00e8re. En cela, le GIEC consid\u00e8re l&rsquo;alb\u00e9do comme un levier non n\u00e9gligeable d\u2019att\u00e9nuation du changement climatique.<\/p>\n\n\n\n<p>Pendant trois ans, l\u2019Institut de l\u2019Elevage et le CESBIO (centre d\u2019\u00e9tudes spatiales de la biosph\u00e8re (INRAE, CNRS, CNES\u2026) ont men\u00e9 un projet visant \u00e0 <strong>mieux caract\u00e9riser la variabilit\u00e9 spatio-temporelle de l\u2019alb\u00e9do des prairies en France et \u00e0 identifier des leviers d\u2019augmentation de l\u2019alb\u00e9do<\/strong>. Il apparait que les prairies ont un effet alb\u00e9do int\u00e9ressant dans la limitation du changement climatique. Mais pour avoir un effet maximal, il faut maximiser la couverture des sols et \u00e9viter les sols nus, et chercher des compromis entre pratiques. Il s\u2019agit notamment \u00e9viter le surp\u00e2turage en r\u00e9duisant le chargement et\/ou en augmentant la hauteur d\u2019herbe en sorti des animaux.<\/p>\n\n\n\n<p><strong>Dans tous les cas, la mobilisation de ce levier alb\u00e9do doit se faire en coh\u00e9rence avec les pratiques de stockage de carbone\/r\u00e9duction des \u00e9missions de GES.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alb\u00e9do et changement climatique<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">L\u2019alb\u00e9do, un param\u00e8tre cl\u00e9 de la machinerie climatique<\/h3>\n\n\n\n<p class=\"has-ast-global-color-5-color has-ast-global-color-0-background-color has-text-color has-background\"><strong>L\u2019alb\u00e9do <\/strong>se <strong>d\u00e9fini comme le rapport entre le rayonnement global r\u00e9fl\u00e9chi par une surface et le rayonnement global incident<\/strong>. Il se situe entre 0 (absorption compl\u00e8te) et 1 (r\u00e9flexion compl\u00e8te). Plus une surface est r\u00e9fl\u00e9chissante, plus son alb\u00e9do est \u00e9lev\u00e9. <\/p>\n\n\n\n<p>L\u2019augmentation de l\u2019alb\u00e9do a pour effet de renvoyer plus d\u2019\u00e9nergie solaire vers l\u2019espace , ce qui signifie moins d\u2019\u00e9nergie absorb\u00e9e par la surface et donc une baisse de temp\u00e9rature. Ce processus \u00e0 l\u2019\u00e9chelle mondiale a un effet suffisamment significatif pour compenser en partie les \u00e9missions de GES. L\u2019alb\u00e9do se classe dans la cat\u00e9gories des effets biophysiques sur le climat (comme l\u2019\u00e9vaporation, la transpiration des plantes, le rayonnement infrarouge) tandis que les composantes des bilans de GES et de stockage du carbone rel\u00e8vent des effets biog\u00e9ochimiques (photosynth\u00e8se, respiration des plantes et du sol). <strong>Favoriser la hausse de l\u2019alb\u00e9do, c\u2019est renvoyer davantage de rayonnement vers l\u2019espace. On parle alors de for\u00e7age radiatif n\u00e9gatif<\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Bilan-radiatif-terrestre.png?resize=594%2C402&#038;ssl=1\" alt=\"Bilan radiatif terrestre\" class=\"wp-image-2647\" width=\"594\" height=\"402\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Bilan-radiatif-terrestre.png?w=594&amp;ssl=1 594w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Bilan-radiatif-terrestre.png?resize=300%2C203&amp;ssl=1 300w\" sizes=\"(max-width: 594px) 100vw, 594px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Effet de l\u2019occupation des sols sur l\u2019alb\u00e9do de surface<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>Les valeurs d\u2019alb\u00e9do d\u00e9pendent du type de surface et de ses propri\u00e9t\u00e9s optiques. <strong>L\u2019alb\u00e9do du sol est affect\u00e9 par les irr\u00e9gularit\u00e9s de surface, son humidit\u00e9 (qui r\u00e9duit l\u2019alb\u00e9do), sa couleur et certaines pratiques comme l\u2019application de biochar<\/strong>. L\u2019alb\u00e9do de la v\u00e9g\u00e9tation d\u00e9pend des esp\u00e8ces cultiv\u00e9es mais aussi des vari\u00e9t\u00e9s au sein d\u2019une m\u00eame esp\u00e8ce et il  connait des variations intra et interannuelles. L\u2019\u00e2ge moyen du peuplement, la hauteur des plantes, la biomasse v\u00e9g\u00e9tale et les compositions des esp\u00e8ces v\u00e9g\u00e9tales conditionnement l\u2019alb\u00e9do de surface.<\/p>\n\n\n\n<p>Pour les surfaces agricoles (sch\u00e9ma ci-dessous), <strong>les prairies ont un alb\u00e9do moyen sup\u00e9rieur aux autres couverts<\/strong>. Il est plus faible pour les grandes cultures qui laissent le sol apparent plus longtemps.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"704\" height=\"261\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Les-prairies-ont-un-albedo-moyen-superieur-aux-autres-couverts.png?resize=704%2C261&#038;ssl=1\" alt=\"Les prairies ont un alb\u00e9do moyen sup\u00e9rieur aux autres couverts\" class=\"wp-image-2648\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Une \u00e9tude men\u00e9e en Bretagne a montr\u00e9 que<strong> l\u2019\u00e9volution du for\u00e7age radiatif<\/strong> (courbe en bleu) <strong>est \u00e9troitement li\u00e9e \u00e0 l\u2019occupation des sols<\/strong>. Avant 1955, la Bretagne pr\u00e9sentait beaucoup de surfaces cultiv\u00e9es. De 1955 \u00e0 1980, on observe une augmentation des surfaces en herbe allant de paire avec une augmentation de l\u2019alb\u00e9do et une r\u00e9duction du for\u00e7age radiatif . Puis avec la r\u00e9gression des surfaces en herbe, le for\u00e7age radiatif r\u00e9augmente.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"1024\" height=\"417\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Levolution-du-forcage-radiatif-est-etroitement-liee-a-loccupation-des-sols.png?resize=1024%2C417&#038;ssl=1\" alt=\"L\u2019\u00e9volution du for\u00e7age radiatif est \u00e9troitement li\u00e9e \u00e0 l\u2019occupation des sols\" class=\"wp-image-2649\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Levolution-du-forcage-radiatif-est-etroitement-liee-a-loccupation-des-sols.png?resize=1024%2C417&amp;ssl=1 1024w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Levolution-du-forcage-radiatif-est-etroitement-liee-a-loccupation-des-sols.png?resize=300%2C122&amp;ssl=1 300w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Levolution-du-forcage-radiatif-est-etroitement-liee-a-loccupation-des-sols.png?resize=768%2C313&amp;ssl=1 768w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Levolution-du-forcage-radiatif-est-etroitement-liee-a-loccupation-des-sols.png?w=1059&amp;ssl=1 1059w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Principaux enseignements du projet Alb\u00e9do prairies<\/h2>\n\n\n\n<p>Le <strong>projet Alb\u00e9do prairies <\/strong>avait deux objectifs op\u00e9rationnels\u00a0:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>mieux caract\u00e9riser la variabilit\u00e9 spatio-temporelle de l\u2019alb\u00e9do des prairies en France <\/li>\n\n\n\n<li>identifier et quantifier des leviers d\u2019augmentation de cet alb\u00e9do. <\/li>\n<\/ol>\n\n\n\n<p>Depuis 2020, <strong>l\u2019alb\u00e9do de prairies permanentes ou temporaires a ainsi \u00e9t\u00e9 mesur\u00e9 en continu dans sept stations exp\u00e9rimentales<\/strong> ayant une gestion des prairies et des p\u00e9doclimats contrast\u00e9s.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"527\" height=\"396\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Un-nouveau-reseau-de-mesures-dalbedo-dedie-a-la-priaire.png?resize=527%2C396&#038;ssl=1\" alt=\"Un nouveau r\u00e9seau de mesures d'alb\u00e9do d\u00e9di\u00e9 \u00e0 la priaire\" class=\"wp-image-2650\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Un-nouveau-reseau-de-mesures-dalbedo-dedie-a-la-priaire.png?w=527&amp;ssl=1 527w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Un-nouveau-reseau-de-mesures-dalbedo-dedie-a-la-priaire.png?resize=300%2C225&amp;ssl=1 300w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Evolution saisonni\u00e8re de l\u2019alb\u00e9do d\u2019une prairie<\/h3>\n\n\n\n<p>Pour cinq des sept sites exp\u00e9rimentaux (le Rheu, Derval, Thorign\u00e9, Pradel et Mourier), les dynamiques d\u2019alb\u00e9do pr\u00e9sentent des similitudes, avec une augmentation entre la fin d\u2019\u00e9t\u00e9 et l\u2019hiver avec une plus forte variabilit\u00e9 inter-journali\u00e8re en hiver. L\u2019alb\u00e9do moyen journalier diminue ensuite au printemps jusqu\u2019en \u00e9t\u00e9. Ainsi, <strong>l\u2019effet alb\u00e9do est quatre \u00e0 cinq fois plus important en \u00e9t\u00e9 par rapport \u00e0 l\u2019hiver<\/strong>.<\/p>\n\n\n\n<p>Pour l\u2019ensemble des sites, la variabilit\u00e9 inter-journali\u00e8re d\u2019alb\u00e9do est plus \u00e9lev\u00e9e sur la p\u00e9riode automne\/hiver que sur la p\u00e9riode printemps\/\u00e9t\u00e9. En p\u00e9riode hivernale, les temp\u00e9ratures et aussi l\u2019humidit\u00e9 relative influencent les dynamiques d\u2019alb\u00e9do notamment via la formation de givre. La neige exacerbe cette augmentation. <strong>Par ailleurs, la pluie impacte d\u2019autant plus l\u2019alb\u00e9do des prairies quand celles-ci sont d\u00e9grad\u00e9es et pr\u00e9sentent du sol nu<\/strong>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Des dynamiques d\u2019alb\u00e9do modifi\u00e9es par les pratiques de gestion des prairies<\/h3>\n\n\n\n<p><strong>Le p\u00e2turage a un effet variable sur l\u2019alb\u00e9do de surface<\/strong>. En moyenne, sur 37 \u00e9v\u00e8nements de p\u00e2turage \u00e9tudi\u00e9s, une baisse de 4\u00a0% a \u00e9t\u00e9 observ\u00e9e durant 15 jours (plus ou moins neuf jours). Toutefois, l\u2019effet du p\u00e2turage sur l\u2019alb\u00e9do est intimement li\u00e9 au chargement.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"321\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/leffet-du-paturage-sur-lalbedo-est-intimement-lie-au-chargement.png?resize=800%2C321&#038;ssl=1\" alt=\"l\u2019effet du p\u00e2turage sur l\u2019alb\u00e9do est intimement li\u00e9 au chargement\" class=\"wp-image-2651\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/leffet-du-paturage-sur-lalbedo-est-intimement-lie-au-chargement.png?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/leffet-du-paturage-sur-lalbedo-est-intimement-lie-au-chargement.png?resize=300%2C120&amp;ssl=1 300w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/leffet-du-paturage-sur-lalbedo-est-intimement-lie-au-chargement.png?resize=768%2C308&amp;ssl=1 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Ainsi, plus on a un chargement \u00e9lev\u00e9, plus on enl\u00e8ve de l\u2019herbe et plus l\u2019alb\u00e9do baisse et longtemps (temps de repousse de l\u2019herbe plus long).<\/p>\n\n\n\n<p>Le tableau ci dessous montre l\u2019effet moyen des pratiques mesur\u00e9 lors du projet.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"833\" height=\"228\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/La-fauche-semble-avoir-un-effet-plus-important-sur-la-dynamique-de-lalbedo-que-le-paturage.png?resize=833%2C228&#038;ssl=1\" alt=\"La fauche semble avoir un effet plus important sur la dynamique de l\u2019alb\u00e9do que le p\u00e2turage\" class=\"wp-image-2652\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/La-fauche-semble-avoir-un-effet-plus-important-sur-la-dynamique-de-lalbedo-que-le-paturage.png?w=833&amp;ssl=1 833w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/La-fauche-semble-avoir-un-effet-plus-important-sur-la-dynamique-de-lalbedo-que-le-paturage.png?resize=300%2C82&amp;ssl=1 300w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/La-fauche-semble-avoir-un-effet-plus-important-sur-la-dynamique-de-lalbedo-que-le-paturage.png?resize=768%2C210&amp;ssl=1 768w\" sizes=\"(max-width: 833px) 100vw, 833px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>La fauche semble avoir un effet plus important sur la dynamique de l\u2019alb\u00e9do que le p\u00e2turage,<\/strong> probablement du fait de l\u2019enl\u00e8vement rapide d\u2019une grande quantit\u00e9 d\u2019herbe en cas de fauche.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Importance de l\u2019alb\u00e9do par rapport aux GES et stockage de carbone<\/h3>\n\n\n\n<p>L&rsquo;utilisation d&rsquo;une m\u00e9thode de conversion du for\u00e7age en \u00e9quivalent CO<sub>2<\/sub>\/ha\/an a permis de comparer le for\u00e7age radiatif par rapport aux bilans de carbone ou de GES<\/p>\n\n\n\n<p>Une <strong>comparaison entre quatre syst\u00e8mes int\u00e9grant une proportion d\u2019herbe de plus en plus importante a mis en \u00e9vidence\u00a0que\u00a0<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les <strong>syst\u00e8mes herbagers ont une valeur d\u2019alb\u00e9do plus importante que les syst\u00e8mes ayant le plus de cultures<\/strong><\/li>\n\n\n\n<li>Les <strong>syst\u00e8mes herbagers ont un niveau d\u2019alb\u00e9do \u00e9lev\u00e9<\/strong> mais qui <strong>baisse au printemps et en \u00e9t\u00e9<\/strong>.<\/li>\n\n\n\n<li>Les <strong>syst\u00e8mes avec uniquement des cultures ont un maximum d\u2019alb\u00e9do au milieu du printemps<\/strong> et plus faible en automne et hiver.<\/li>\n<\/ul>\n\n\n\n<p>Le tableau ci-dessous montre les r\u00e9sultats en \u00e9quivalent CO<sub>2<\/sub>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"908\" height=\"266\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/les-resultats-en-equivalent-CO2.png?resize=908%2C266&#038;ssl=1\" alt=\"les r\u00e9sultats en \u00e9quivalent CO2\" class=\"wp-image-2653\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/les-resultats-en-equivalent-CO2.png?w=908&amp;ssl=1 908w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/les-resultats-en-equivalent-CO2.png?resize=300%2C88&amp;ssl=1 300w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/les-resultats-en-equivalent-CO2.png?resize=768%2C225&amp;ssl=1 768w\" sizes=\"(max-width: 908px) 100vw, 908px\" \/><\/figure>\n\n\n\n<p>Le passage d\u2019un syst\u00e8me 100\u00a0% culture (0\u00a0% herbe) \u00e0 100\u00a0% herbe est \u00e9quivalent \u00e0 -1\u00a0439 kg eqCO<sub>2<\/sub>\/ha\/an. Ainsi, dans une ferme d\u2019\u00e9levage, ajouter +\u00a010\u00a0% d\u2019herbe \u00e0 l\u2019assolement \u00e9quivaut \u00e0 une r\u00e9duction de 143,9\u00a0kg eqCO<sub>2<\/sub>\/ha\/an.<\/p>\n\n\n\n<p>La principale piste d\u2019<strong>accroissement d\u2019alb\u00e9do en \u00e9levage est donc de limiter la part de sol visible<\/strong>\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>En pr\u00e9servant la couverture du sol par la prairie (p\u00e9riode, intensit\u00e9 de p\u00e2turage selon la poussse de l\u2019herbe)<\/li>\n\n\n\n<li>Par un accroissement des couverts<\/li>\n<\/ul>\n\n\n\n<p>Dans tous les cas, il s\u2019agit de combiner les pratiques pour cumuler les effets alb\u00e9do<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/combiner-les-pratiques-pour-cumuler-les-effets-albedo.png?resize=920%2C394&#038;ssl=1\" alt=\"combiner les pratiques pour cumuler les effets alb\u00e9do\" class=\"wp-image-2654\" width=\"920\" height=\"394\" srcset=\"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/combiner-les-pratiques-pour-cumuler-les-effets-albedo.png?w=920&amp;ssl=1 920w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/combiner-les-pratiques-pour-cumuler-les-effets-albedo.png?resize=300%2C128&amp;ssl=1 300w, https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/combiner-les-pratiques-pour-cumuler-les-effets-albedo.png?resize=768%2C329&amp;ssl=1 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n\n\n<div class=\"_3d-flip-book  fb3d-fullscreen-mode full-size\" data-id=\"2641\" data-mode=\"fullscreen\" data-title=\"false\" data-template=\"short-white-book-view\" data-lightbox=\"dark-shadow\" data-urlparam=\"fb3d-page\" data-page-n=\"0\" data-pdf=\"\" data-tax=\"null\" data-thumbnail=\"\" data-cols=\"3\" data-book-template=\"default\" data-trigger=\"\"><\/div><script type=\"text\/javascript\">window.FB3D_CLIENT_DATA = window.FB3D_CLIENT_DATA || [];FB3D_CLIENT_DATA.push('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');window.FB3D_CLIENT_LOCALE && FB3D_CLIENT_LOCALE.render && FB3D_CLIENT_LOCALE.render();<\/script>\n\n\n\n<p>Pour aller plus loin, vous pouvez consulter cet <a href=\"https:\/\/normandiemaine.cerfrance.fr\/arad2\/leffet-albedo-3eme-levier-dattenuation-du-changement-climatique\/\" target=\"_blank\" rel=\"noreferrer noopener\">article sur l&rsquo;effet alb\u00e9do<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Source pour r\u00e9diger l&rsquo;article :&nbsp;Alb\u00e9do des prairies et changement climatique<\/h2>\n\n\n\n<p><em>MISCHLER P., et al, 2022. L\u2019alb\u00e9do, un levier d\u2019att\u00e9nuation du changement climatique m\u00e9connu&nbsp;: quel potentiel d\u2019att\u00e9nuation pour les prairies&nbsp;? Fourrages 251, 1-16<\/em><\/p>\n\n\n\n<p><em>S\u00e9minaire de <a href=\"https:\/\/afpf-asso.fr\/l-albedo-des-prairies\" target=\"_blank\" rel=\"noreferrer noopener\">cl\u00f4ture du projet Alb\u00e9do prairies, 2023.<\/a> <\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique<\/p>\n","protected":false},"author":4,"featured_media":2656,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"set","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[30,34],"tags":[],"class_list":["post-2645","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-changement-climatique","category-evaluer-et-attenuer-les-impacts-sur-lagriculture"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Alb\u00e9do des prairies et changement climatique - L&#039;ARAD2<\/title>\n<meta name=\"description\" content=\"Alb\u00e9do des prairies est un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique, d\u00e9couvrez notre article....\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique\" \/>\n<meta property=\"og:description\" content=\"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique\" \/>\n<meta property=\"og:url\" content=\"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/\" \/>\n<meta property=\"og:site_name\" content=\"L&#039;ARAD2\" \/>\n<meta property=\"article:published_time\" content=\"2023-06-20T09:17:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-14T11:25:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Lola\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique\" \/>\n<meta name=\"twitter:description\" content=\"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Lola\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/\"},\"author\":{\"name\":\"Lola\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#\\\/schema\\\/person\\\/9d5645901ac39987762b3b959a346f05\"},\"headline\":\"Alb\u00e9do des prairies et changement climatique\",\"datePublished\":\"2023-06-20T09:17:28+00:00\",\"dateModified\":\"2024-02-14T11:25:57+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/\"},\"wordCount\":1390,\"publisher\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2023\\\/06\\\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1\",\"articleSection\":[\"Changement climatique\",\"Evaluer et att\u00e9nuer les impacts sur l'agriculture\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/\",\"url\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/\",\"name\":\"Alb\u00e9do des prairies et changement climatique - L&#039;ARAD2\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2023\\\/06\\\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1\",\"datePublished\":\"2023-06-20T09:17:28+00:00\",\"dateModified\":\"2024-02-14T11:25:57+00:00\",\"description\":\"Alb\u00e9do des prairies est un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique, d\u00e9couvrez notre article....\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#primaryimage\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2023\\\/06\\\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2023\\\/06\\\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1\",\"width\":1200,\"height\":800,\"caption\":\"Alb\u00e9do des prairies et changement climatique\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/albedo-des-prairies-et-changement-climatique\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Alb\u00e9do des prairies et changement climatique\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#website\",\"url\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/\",\"name\":\"L&#039;ARAD2\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#organization\",\"name\":\"L&#039;ARAD2\",\"url\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2020\\\/10\\\/Logo-arad2.png?fit=400%2C223&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2020\\\/10\\\/Logo-arad2.png?fit=400%2C223&ssl=1\",\"width\":400,\"height\":223,\"caption\":\"L&#039;ARAD2\"},\"image\":{\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/#\\\/schema\\\/person\\\/9d5645901ac39987762b3b959a346f05\",\"name\":\"Lola\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g\",\"caption\":\"Lola\"},\"sameAs\":[\"lola\"],\"url\":\"https:\\\/\\\/normandiemaine.cerfrance.fr\\\/arad2\\\/author\\\/lola\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Alb\u00e9do des prairies et changement climatique - L&#039;ARAD2","description":"Alb\u00e9do des prairies est un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique, d\u00e9couvrez notre article....","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/","og_locale":"fr_FR","og_type":"article","og_title":"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique","og_description":"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique","og_url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/","og_site_name":"L&#039;ARAD2","article_published_time":"2023-06-20T09:17:28+00:00","article_modified_time":"2024-02-14T11:25:57+00:00","og_image":[{"width":1200,"height":800,"url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png","type":"image\/png"}],"author":"Lola","twitter_card":"summary_large_image","twitter_title":"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique","twitter_description":"Alb\u00e9do des prairies, un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique","twitter_misc":{"\u00c9crit par":"Lola","Dur\u00e9e de lecture estim\u00e9e":"8 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#article","isPartOf":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/"},"author":{"name":"Lola","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#\/schema\/person\/9d5645901ac39987762b3b959a346f05"},"headline":"Alb\u00e9do des prairies et changement climatique","datePublished":"2023-06-20T09:17:28+00:00","dateModified":"2024-02-14T11:25:57+00:00","mainEntityOfPage":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/"},"wordCount":1390,"publisher":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#organization"},"image":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1","articleSection":["Changement climatique","Evaluer et att\u00e9nuer les impacts sur l'agriculture"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/","url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/","name":"Alb\u00e9do des prairies et changement climatique - L&#039;ARAD2","isPartOf":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#website"},"primaryImageOfPage":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#primaryimage"},"image":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1","datePublished":"2023-06-20T09:17:28+00:00","dateModified":"2024-02-14T11:25:57+00:00","description":"Alb\u00e9do des prairies est un levier suppl\u00e9mentaire dans l\u2019att\u00e9nuation du changement climatique, d\u00e9couvrez notre article....","breadcrumb":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#primaryimage","url":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1","contentUrl":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1","width":1200,"height":800,"caption":"Alb\u00e9do des prairies et changement climatique"},{"@type":"BreadcrumbList","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/albedo-des-prairies-et-changement-climatique\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/"},{"@type":"ListItem","position":2,"name":"Alb\u00e9do des prairies et changement climatique"}]},{"@type":"WebSite","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#website","url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/","name":"L&#039;ARAD2","description":"","publisher":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#organization","name":"L&#039;ARAD2","url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2020\/10\/Logo-arad2.png?fit=400%2C223&ssl=1","contentUrl":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2020\/10\/Logo-arad2.png?fit=400%2C223&ssl=1","width":400,"height":223,"caption":"L&#039;ARAD2"},"image":{"@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/#\/schema\/person\/9d5645901ac39987762b3b959a346f05","name":"Lola","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d107c1b0f7f9e6250c6c7f9239b8c025730a0a51e46eebc2e1e6a38220f74e7d?s=96&d=mm&r=g","caption":"Lola"},"sameAs":["lola"],"url":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/author\/lola\/"}]}},"jetpack_featured_media_url":"https:\/\/i0.wp.com\/normandiemaine.cerfrance.fr\/arad2\/wp-content\/uploads\/sites\/3\/2023\/06\/Albedo-des-prairies-et-changement-climatique.png?fit=1200%2C800&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/posts\/2645","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/comments?post=2645"}],"version-history":[{"count":4,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/posts\/2645\/revisions"}],"predecessor-version":[{"id":3273,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/posts\/2645\/revisions\/3273"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/media\/2656"}],"wp:attachment":[{"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/media?parent=2645"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/categories?post=2645"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/normandiemaine.cerfrance.fr\/arad2\/wp-json\/wp\/v2\/tags?post=2645"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}