{"id":2944,"date":"2005-06-15T15:20:41","date_gmt":"2005-06-15T13:20:41","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil1\/?p=2944"},"modified":"2026-07-04T20:08:10","modified_gmt":"2026-07-04T18:08:10","slug":"un-monde-ou-des-centaines-de-nouvelles-especes-apparaitront","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ou-des-centaines-de-nouvelles-especes-apparaitront\/","title":{"rendered":"Le monde qui change, fera-t-il dispara\u00eetre ou appara\u00eetre de nouvelles esp\u00e8ces ? Ce que disent r\u00e9ellement les scientifique"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"134\" data-end=\"471\">Le changement climatique est souvent pr\u00e9sent\u00e9 comme une menace majeure pour la biodiversit\u00e9 mondiale. La hausse des temp\u00e9ratures, la multiplication des \u00e9v\u00e9nements extr\u00eames, l&rsquo;acidification des oc\u00e9ans ou encore la disparition de nombreux habitats naturels entra\u00eenent d\u00e9j\u00e0 un d\u00e9clin pr\u00e9occupant de nombreuses esp\u00e8ces animales et v\u00e9g\u00e9tales.<\/p>\n<p data-start=\"473\" data-end=\"827\">Mais l&rsquo;histoire de la Terre montre \u00e9galement qu&rsquo;\u00e0 chaque grande crise environnementale succ\u00e8dent de profondes transformations de la vie. Certaines esp\u00e8ces disparaissent, tandis que d&rsquo;autres apparaissent, \u00e9voluent ou colonisent de nouveaux territoires. Le r\u00e9chauffement actuel pourrait-il, \u00e0 long terme, conduire \u00e0 l&rsquo;\u00e9mergence de nouvelles formes de vie ?<\/p>\n<h2 data-section-id=\"1cyj234\" data-start=\"829\" data-end=\"868\">Une plan\u00e8te en pleine transformation<\/h2>\n<p data-start=\"870\" data-end=\"1100\">Depuis le d\u00e9but de l&rsquo;\u00e8re industrielle, la temp\u00e9rature moyenne de la plan\u00e8te a augment\u00e9 d&rsquo;environ <strong data-start=\"967\" data-end=\"977\">1,3 \u00b0C<\/strong> par rapport \u00e0 la p\u00e9riode pr\u00e9industrielle. Cette \u00e9volution modifie progressivement les \u00e9cosyst\u00e8mes sur tous les continents.<\/p>\n<p data-start=\"1102\" data-end=\"1160\">Les scientifiques observent d\u00e9j\u00e0 de nombreux changements :<\/p>\n<ul data-start=\"1162\" data-end=\"1507\">\n<li data-section-id=\"med678\" data-start=\"1162\" data-end=\"1223\">des oiseaux migrateurs qui arrivent plus t\u00f4t au printemps ;<\/li>\n<li data-section-id=\"k0cmb7\" data-start=\"1224\" data-end=\"1273\">des floraisons avanc\u00e9es de plusieurs semaines ;<\/li>\n<li data-section-id=\"1tzal1y\" data-start=\"1274\" data-end=\"1342\">des saisons de reproduction modifi\u00e9es chez de nombreuses esp\u00e8ces ;<\/li>\n<li data-section-id=\"s18mb1\" data-start=\"1343\" data-end=\"1405\">une remont\u00e9e vers le nord de nombreuses plantes et animaux ;<\/li>\n<li data-section-id=\"1p3clag\" data-start=\"1406\" data-end=\"1507\">une colonisation de nouvelles r\u00e9gions par des esp\u00e8ces jusque-l\u00e0 limit\u00e9es \u00e0 des climats plus chauds.<\/li>\n<\/ul>\n<p data-start=\"1509\" data-end=\"1583\">Ces adaptations sont d\u00e9sormais largement document\u00e9es dans le monde entier.<\/p>\n<h2 data-section-id=\"80gg45\" data-start=\"1585\" data-end=\"1634\">Les esp\u00e8ces s&rsquo;adaptent\u2026 quand elles le peuvent<\/h2>\n<p data-start=\"1636\" data-end=\"1739\">Face aux changements climatiques, les organismes vivants disposent g\u00e9n\u00e9ralement de trois possibilit\u00e9s :<\/p>\n<ul data-start=\"1741\" data-end=\"1811\">\n<li data-section-id=\"htkehc\" data-start=\"1741\" data-end=\"1754\">s&rsquo;adapter ;<\/li>\n<li data-section-id=\"209t1z\" data-start=\"1755\" data-end=\"1796\">migrer vers des zones plus favorables ;<\/li>\n<li data-section-id=\"1wr0dh3\" data-start=\"1797\" data-end=\"1811\">dispara\u00eetre.<\/li>\n<\/ul>\n<p data-start=\"1813\" data-end=\"1981\">Certaines esp\u00e8ces poss\u00e8dent une grande capacit\u00e9 d&rsquo;adaptation. D&rsquo;autres, plus sp\u00e9cialis\u00e9es ou incapables de se d\u00e9placer rapidement, deviennent beaucoup plus vuln\u00e9rables.<\/p>\n<p data-start=\"1983\" data-end=\"2090\">Les esp\u00e8ces vivant en montagne, dans les r\u00e9gions polaires ou sur les \u00eeles figurent parmi les plus menac\u00e9es.<\/p>\n<p data-start=\"1983\" data-end=\"2090\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"29357\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ou-des-centaines-de-nouvelles-especes-apparaitront\/chnagement-climatique-et-faune-et-flore\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?fit=1536%2C1024&amp;ssl=1\" data-orig-size=\"1536,1024\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;,&quot;alt&quot;:&quot;&quot;}\" data-image-title=\"chnagement climatique et faune et flore\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?fit=800%2C533&amp;ssl=1\" class=\"aligncenter wp-image-29357 size-full\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=1536%2C1024&#038;ssl=1\" alt=\"\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?w=1536&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=800%2C533&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=80%2C53&amp;ssl=1 80w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=1226%2C817&amp;ssl=1 1226w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=928%2C619&amp;ssl=1 928w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?resize=480%2C320&amp;ssl=1 480w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<h2 data-section-id=\"l6bzrd\" data-start=\"2092\" data-end=\"2156\">Le changement climatique peut-il cr\u00e9er de nouvelles esp\u00e8ces ?<\/h2>\n<p data-start=\"2158\" data-end=\"2186\">Oui\u2026 mais pas \u00e0 court terme.<\/p>\n<p data-start=\"2188\" data-end=\"2353\">L&rsquo;apparition de nouvelles esp\u00e8ces, appel\u00e9e <strong data-start=\"2231\" data-end=\"2245\">sp\u00e9ciation<\/strong>, est un ph\u00e9nom\u00e8ne naturel qui n\u00e9cessite g\u00e9n\u00e9ralement des milliers, voire des dizaines de milliers d&rsquo;ann\u00e9es.<\/p>\n<p data-start=\"2355\" data-end=\"2546\">Lorsque des populations se retrouvent isol\u00e9es dans des environnements diff\u00e9rents, elles \u00e9voluent progressivement sous l&rsquo;effet de la s\u00e9lection naturelle jusqu&rsquo;\u00e0 devenir des esp\u00e8ces distinctes.<\/p>\n<p data-start=\"2548\" data-end=\"2737\">Le changement climatique actuel pourrait acc\u00e9l\u00e9rer certains de ces processus, mais il est beaucoup trop rapide pour que de nombreuses nouvelles esp\u00e8ces apparaissent au cours du XXI\u1d49 si\u00e8cle.<\/p>\n<p data-start=\"2739\" data-end=\"2828\">En revanche, il favorisera probablement l&rsquo;\u00e9volution de nombreuses populations existantes.<\/p>\n<h2 data-section-id=\"adaq54\" data-start=\"2830\" data-end=\"2861\">Des gagnants et des perdants<\/h2>\n<p data-start=\"2863\" data-end=\"2919\">Toutes les esp\u00e8ces ne r\u00e9agissent pas de la m\u00eame mani\u00e8re.<\/p>\n<p data-start=\"2921\" data-end=\"2963\">Certaines profitent d\u00e9j\u00e0 du r\u00e9chauffement.<\/p>\n<p data-start=\"2965\" data-end=\"3012\">Des insectes tropicaux remontent vers l&rsquo;Europe.<\/p>\n<p data-start=\"3014\" data-end=\"3082\">Des poissons m\u00e9diterran\u00e9ens colonisent progressivement l&rsquo;Atlantique.<\/p>\n<p data-start=\"3084\" data-end=\"3128\">Des esp\u00e8ces v\u00e9g\u00e9tales gagnent de l&rsquo;altitude.<\/p>\n<p data-start=\"3130\" data-end=\"3184\">\u00c0 l&rsquo;inverse, d&rsquo;autres voient leur habitat dispara\u00eetre.<\/p>\n<p data-start=\"3186\" data-end=\"3317\">Les ours polaires, certains manchots, les coraux tropicaux ou encore de nombreuses esp\u00e8ces alpines figurent parmi les plus expos\u00e9s.<\/p>\n<h2 data-section-id=\"5rh6x5\" data-start=\"3319\" data-end=\"3359\">Les for\u00eats pourront-elles compenser ?<\/h2>\n<p data-start=\"3361\" data-end=\"3426\">Les for\u00eats jouent un r\u00f4le essentiel dans la r\u00e9gulation du climat.<\/p>\n<p data-start=\"3428\" data-end=\"3599\">Gr\u00e2ce \u00e0 la photosynth\u00e8se, elles absorbent une partie du dioxyde de carbone \u00e9mis par les activit\u00e9s humaines et stockent ce carbone dans les troncs, les racines et les sols.<\/p>\n<p data-start=\"3601\" data-end=\"3726\">Dans certaines r\u00e9gions aujourd&rsquo;hui froides, le r\u00e9chauffement pourrait effectivement favoriser une extension de la v\u00e9g\u00e9tation.<\/p>\n<p data-start=\"3728\" data-end=\"3785\">Cependant, ce ph\u00e9nom\u00e8ne est largement contrebalanc\u00e9 par :<\/p>\n<ul data-start=\"3787\" data-end=\"3919\">\n<li data-section-id=\"1dougwr\" data-start=\"3787\" data-end=\"3811\">les incendies g\u00e9ants ;<\/li>\n<li data-section-id=\"l4np8k\" data-start=\"3812\" data-end=\"3842\">les s\u00e9cheresses prolong\u00e9es ;<\/li>\n<li data-section-id=\"q6vlrj\" data-start=\"3843\" data-end=\"3871\">les maladies foresti\u00e8res ;<\/li>\n<li data-section-id=\"7qil1k\" data-start=\"3872\" data-end=\"3899\">les attaques d&rsquo;insectes ;<\/li>\n<li data-section-id=\"1pgam4i\" data-start=\"3900\" data-end=\"3919\">la d\u00e9forestation.<\/li>\n<\/ul>\n<p data-start=\"3921\" data-end=\"4072\">Les chercheurs estiment aujourd&rsquo;hui que les for\u00eats, \u00e0 elles seules, ne pourront pas absorber suffisamment de CO\u2082 pour compenser les \u00e9missions humaines.<\/p>\n<h2 data-section-id=\"17n1oiy\" data-start=\"4074\" data-end=\"4110\">Des bouleversements d\u00e9j\u00e0 visibles<\/h2>\n<p data-start=\"4112\" data-end=\"4180\">Le changement climatique ne modifie pas uniquement les temp\u00e9ratures.<\/p>\n<p data-start=\"4182\" data-end=\"4206\">Il influence \u00e9galement :<\/p>\n<ul data-start=\"4208\" data-end=\"4352\">\n<li data-section-id=\"1esff8r\" data-start=\"4208\" data-end=\"4230\">les pr\u00e9cipitations ;<\/li>\n<li data-section-id=\"1031rqy\" data-start=\"4231\" data-end=\"4254\">les vents dominants ;<\/li>\n<li data-section-id=\"1jcq7uj\" data-start=\"4255\" data-end=\"4282\">les courants oc\u00e9aniques ;<\/li>\n<li data-section-id=\"ztkcgd\" data-start=\"4283\" data-end=\"4315\">la fr\u00e9quence des s\u00e9cheresses ;<\/li>\n<li data-section-id=\"1w1h8tc\" data-start=\"4316\" data-end=\"4333\">les canicules ;<\/li>\n<li data-section-id=\"mbzikw\" data-start=\"4334\" data-end=\"4352\">les inondations.<\/li>\n<\/ul>\n<p data-start=\"4354\" data-end=\"4467\">Ces changements affectent directement la disponibilit\u00e9 de l&rsquo;eau, la production agricole et les habitats naturels.<\/p>\n<h2 data-section-id=\"142koy7\" data-start=\"4469\" data-end=\"4516\">Et si certaines r\u00e9gions se refroidissaient ?<\/h2>\n<p data-start=\"4518\" data-end=\"4619\">Le r\u00e9chauffement global ne signifie pas que toutes les r\u00e9gions deviendront uniform\u00e9ment plus chaudes.<\/p>\n<p data-start=\"4621\" data-end=\"4749\">Les climatologues \u00e9tudient notamment la possibilit\u00e9 d&rsquo;un ralentissement de la circulation oc\u00e9anique de l&rsquo;Atlantique Nord (AMOC).<\/p>\n<p data-start=\"4751\" data-end=\"4956\">Un affaiblissement important de ce syst\u00e8me pourrait entra\u00eener un refroidissement r\u00e9gional sur certaines parties de l&rsquo;Europe occidentale, tout en maintenant une hausse des temp\u00e9ratures \u00e0 l&rsquo;\u00e9chelle mondiale.<\/p>\n<p data-start=\"4958\" data-end=\"5098\">Dans le m\u00eame temps, les r\u00e9gions m\u00e9diterran\u00e9ennes devraient conna\u00eetre des s\u00e9cheresses plus fr\u00e9quentes et des vagues de chaleur plus intenses.<\/p>\n<h2 data-section-id=\"1ym6fzx\" data-start=\"5100\" data-end=\"5144\">Quel avenir pour les r\u00e9gions tropicales ?<\/h2>\n<p data-start=\"5146\" data-end=\"5301\">Autour de l&rsquo;\u00e9quateur, les mod\u00e8les climatiques pr\u00e9voient moins une augmentation spectaculaire des temp\u00e9ratures qu&rsquo;une intensification des \u00e9pisodes extr\u00eames.<\/p>\n<p data-start=\"5303\" data-end=\"5354\">Les principales cons\u00e9quences attendues concernent :<\/p>\n<ul data-start=\"5356\" data-end=\"5502\">\n<li data-section-id=\"16ybbiw\" data-start=\"5356\" data-end=\"5385\">des pluies plus violentes ;<\/li>\n<li data-section-id=\"19p7fbb\" data-start=\"5386\" data-end=\"5418\">des s\u00e9cheresses plus longues ;<\/li>\n<li data-section-id=\"1tzbhuj\" data-start=\"5419\" data-end=\"5453\">des modifications des moussons ;<\/li>\n<li data-section-id=\"6qoyro\" data-start=\"5454\" data-end=\"5502\">une pression accrue sur les for\u00eats tropicales.<\/li>\n<\/ul>\n<p data-start=\"5504\" data-end=\"5629\">La biodiversit\u00e9 y restera tr\u00e8s riche, mais certaines esp\u00e8ces pourraient \u00eatre contraintes de migrer ou dispara\u00eetre localement.<\/p>\n<h2 data-section-id=\"1kc50pz\" data-start=\"5631\" data-end=\"5691\">Une sixi\u00e8me extinction\u2026 suivie d&rsquo;une nouvelle \u00e9volution ?<\/h2>\n<p data-start=\"5693\" data-end=\"5772\">La Terre a d\u00e9j\u00e0 connu cinq grandes crises biologiques au cours de son histoire.<\/p>\n<p data-start=\"5774\" data-end=\"5892\">\u00c0 chaque extinction massive, de nouvelles esp\u00e8ces sont finalement apparues, parfois apr\u00e8s plusieurs millions d&rsquo;ann\u00e9es.<\/p>\n<p data-start=\"5894\" data-end=\"6122\">Le changement climatique actuel, associ\u00e9 \u00e0 la destruction des habitats, \u00e0 la pollution et \u00e0 la surexploitation des ressources, pourrait participer \u00e0 une <strong data-start=\"6047\" data-end=\"6078\">sixi\u00e8me extinction de masse<\/strong> si aucune mesure significative n&rsquo;est prise.<\/p>\n<p data-start=\"6124\" data-end=\"6241\">\u00c0 tr\u00e8s long terme, l&rsquo;\u00e9volution donnera probablement naissance \u00e0 de nouvelles esp\u00e8ces adapt\u00e9es aux conditions futures.<\/p>\n<p data-start=\"6243\" data-end=\"6393\">Mais, \u00e0 l&rsquo;\u00e9chelle humaine, les d\u00e9cennies qui viennent seront surtout marqu\u00e9es par la disparition d&rsquo;une partie importante de la biodiversit\u00e9 existante.<\/p>\n<h2 data-section-id=\"y5cgbh\" data-start=\"6395\" data-end=\"6420\">Une plan\u00e8te diff\u00e9rente<\/h2>\n<p data-start=\"6422\" data-end=\"6580\">Le changement climatique ne condamne pas la vie sur Terre. Celle-ci a toujours d\u00e9montr\u00e9 une extraordinaire capacit\u00e9 d&rsquo;adaptation au fil des millions d&rsquo;ann\u00e9es.<\/p>\n<p data-start=\"6582\" data-end=\"6798\">En revanche, il transformera profond\u00e9ment les \u00e9cosyst\u00e8mes tels que nous les connaissons aujourd&rsquo;hui. Certaines esp\u00e8ces prosp\u00e9reront, d&rsquo;autres migreront, beaucoup d\u00e9clineront et certaines dispara\u00eetront d\u00e9finitivement.<\/p>\n<p data-start=\"6800\" data-end=\"7020\">L&rsquo;enjeu n&rsquo;est donc pas de savoir si la vie survivra, mais <strong data-start=\"6858\" data-end=\"6924\">quelle biodiversit\u00e9 nous transmettrons aux g\u00e9n\u00e9rations futures<\/strong>, et \u00e0 quelle vitesse ces transformations se produiront sous l&rsquo;influence des activit\u00e9s humaines.<\/p>\n<p data-start=\"6800\" data-end=\"7020\">Adaptation Terra Projects<\/p>\n<p data-start=\"6800\" data-end=\"7020\">Mis \u00e0 jour en juillet 2026<\/p>\n<h3 data-section-id=\"1aqf008\" data-start=\"7027\" data-end=\"7038\"><em>Sources<\/em><\/h3>\n<ul data-start=\"7040\" data-end=\"7419\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li data-section-id=\"1ks4upm\" data-start=\"7040\" data-end=\"7116\"><em>Groupe d&rsquo;experts intergouvernemental sur l&rsquo;\u00e9volution du climat (GIEC\/IPCC)<\/em><\/li>\n<li data-section-id=\"1at59qx\" data-start=\"7117\" data-end=\"7180\"><em>Union internationale pour la conservation de la nature (UICN)<\/em><\/li>\n<li data-section-id=\"1keodd8\" data-start=\"7181\" data-end=\"7204\"><em>Nature Climate Change<\/em><\/li>\n<li data-section-id=\"187ranu\" data-start=\"7205\" data-end=\"7233\"><em>Nature Ecology &amp; Evolution<\/em><\/li>\n<li data-section-id=\"13tqvl5\" data-start=\"7234\" data-end=\"7324\"><em>Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES)<\/em><\/li>\n<li data-section-id=\"o161pu\" data-start=\"7325\" data-end=\"7419\" data-is-last-node=\"\"><em>\u00c9tudes de William F. Ruddiman sur l&rsquo;influence ancienne des activit\u00e9s humaines sur le climat.<\/em><\/li>\n<\/ul>\n<p class=\"bawpvc-ajax-counter\" data-id=\"2944\">(667)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Le changement climatique est souvent pr\u00e9sent\u00e9 comme une menace majeure pour la biodiversit\u00e9 mondiale. La hausse des temp\u00e9ratures, la multiplication&#8230;<\/p>\n","protected":false},"author":1,"featured_media":29357,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[18],"tags":[309,53,41,1447,355,2601,420,555,329],"class_list":["post-2944","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-monde-futur","tag-animaux","tag-changement-climatique","tag-climat","tag-espece","tag-evolution","tag-mutations","tag-nouveaute","tag-science","tag-secheresse","wpcat-18-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/06\/chnagement-climatique-et-faune-et-flore.png?fit=1536%2C1024&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-Lu","jetpack-related-posts":[{"id":3600,"url":"https:\/\/www.laterredufutur.com\/accueil\/evolution-des-especes\/","url_meta":{"origin":2944,"position":0},"title":"\u00c9volution des esp\u00e8ces","author":"Admin","date":"21 ao\u00fbt 2006","format":false,"excerpt":"En quelques ann\u00e9es, les variations climatiques provoquent une \u00e9volution g\u00e9n\u00e9tique chez les \u00e9cureuils du Yukon. Darwin, dans L'origine des esp\u00e8ces publi\u00e9 en 1859, nous a habitu\u00e9s \u00e0 consid\u00e9rer l'\u00e9volution en termes de mill\u00e9naires, voire de millions d'ann\u00e9es. Puis, en 1972, S.J. Gould et N. Eldredge, en se basant sur les\u2026","rel":"","context":"Dans &quot;Ecologie&quot;","block_context":{"text":"Ecologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/ecologie\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1810,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-en-pleine-extinction\/","url_meta":{"origin":2944,"position":1},"title":"Un monde en pleine extinction","author":"Admin","date":"13 f\u00e9vrier 2014","format":false,"excerpt":"Depuis l'apparition de la vie, il y a quelque 3,5 milliards d'ann\u00e9es, la Terre a connu cinq grandes extinctions d'esp\u00e8ces v\u00e9g\u00e9tales et animales. Nous pourrions \u00eatre \u00e0 l'aube de la sixi\u00e8me, pensent les biologistes, et en \u00eatre la cause directe. Le Washington Post a publi\u00e9 le 11 f\u00e9vrier une interview\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/02\/.._spaw_images_dar.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":7454,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-sixieme-extinction-massive-animale-et-humaine-est-en-cours\/","url_meta":{"origin":2944,"position":2},"title":"La sixi\u00e8me extinction massive animale et humaine est en cours","author":"Admin","date":"23 juin 2015","format":false,"excerpt":"Notre civilisation est en voie d'extinction. C'est une \u00e9tude scientifique publi\u00e9e qui l'affirme. Et parmi les nombreuses esp\u00e8ces qui sont condamn\u00e9es : l'homme. La fin du monde approche. Apr\u00e8s les dinosaures il y a 66 millions d'ann\u00e9es, la Terre est en train de subir sa sixi\u00e8me extinction de masse, selon\u2026","rel":"","context":"Dans &quot;Divers&quot;","block_context":{"text":"Divers","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/divers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/extinction.jpg?fit=800%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/extinction.jpg?fit=800%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/extinction.jpg?fit=800%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/extinction.jpg?fit=800%2C600&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2210,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-dextinction\/","url_meta":{"origin":2944,"position":3},"title":"Un monde d&rsquo;extinction","author":"Admin","date":"14 octobre 2014","format":false,"excerpt":"Rapport du WWF: moiti\u00e9 moins d'animaux sauvages sur Terre qu'il y a 40 ans, l'humanit\u00e9 surexploite la Terre. L'action de l'homme a entra\u00een\u00e9 la disparition, en 40 ans, de plus de la moiti\u00e9 des animaux sauvages de la plan\u00e8te: ce constat brutal est au c\u0153ur du rapport Plan\u00e8te Vivante 2014\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/10\/nsa26.casimages.com_img_2011_02_12_110212092626189643.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":26453,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dune-nouvelle-espece-humaine-en-chine\/","url_meta":{"origin":2944,"position":4},"title":"D\u00e9couverte d&rsquo;une nouvelle esp\u00e8ce humaine en Chine","author":"Admin","date":"13 d\u00e9cembre 2024","format":false,"excerpt":"Une d\u00e9couverte arch\u00e9ologique sans pr\u00e9c\u00e9dent en Chine bouscule notre compr\u00e9hension de l\u2019\u00e9volution humaine. Des chercheurs ont mis au jour une nouvelle esp\u00e8ce d\u2019Homo, baptis\u00e9e Homo juluensis, qui aurait disparu il y a environ 200 000 ans. Cette r\u00e9v\u00e9lation fascinante ouvre de nouvelles perspectives sur la diversit\u00e9 de nos anc\u00eatres et\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/homo-juluensis-1.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/homo-juluensis-1.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/homo-juluensis-1.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/homo-juluensis-1.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/homo-juluensis-1.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":25393,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-qui-souhaite-ressusciter-des-especes-disparues\/","url_meta":{"origin":2944,"position":5},"title":"Un monde qui souhaite ressusciter des esp\u00e8ces disparues","author":"Admin","date":"30 novembre 2023","format":false,"excerpt":"Les mammouths sont des animaux qui ont disparu depuis tr\u00e8s longtemps de la biodiversit\u00e9 terrestre. Mais leur ADN a r\u00e9sist\u00e9 \u00e0 l\u2019\u00e9preuve du temps. Des scientifiques travaillent actuellement sur ces \u00e9chantillons d\u2019ADN pour faire revivre cette esp\u00e8ce. S\u2019ils y arrivent, le Texas pourrait abriter des mammouths. COLOSSAL BIOSCIENCES ET SON\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=2944"}],"version-history":[{"count":4,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2944\/revisions"}],"predecessor-version":[{"id":29358,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2944\/revisions\/29358"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/29357"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=2944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=2944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=2944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}