{"id":12592,"date":"2026-09-07T11:14:23","date_gmt":"2026-09-07T09:14:23","guid":{"rendered":"https:\/\/www.imbe.fr\/?p=12592"},"modified":"2026-09-07T11:37:16","modified_gmt":"2026-09-07T09:37:16","slug":"lheterogeneite-paysagere-en-montagne-mediterraneenne-faconnent-une-mosaique-microclimatique-de-phenomenes-dattenuation-ou-damplification-du-climat-regional","status":"publish","type":"post","link":"https:\/\/www.imbe.fr\/en\/lheterogeneite-paysagere-en-montagne-mediterraneenne-faconnent-une-mosaique-microclimatique-de-phenomenes-dattenuation-ou-damplification-du-climat-regional\/","title":{"rendered":"L&#8217;h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9 paysag\u00e8re en montagne m\u00e9diterran\u00e9enne fa\u00e7onnent une mosa\u00efque microclimatique de ph\u00e9nom\u00e8nes d&#8217;att\u00e9nuation ou d&#8217;amplification du climat r\u00e9gional"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"12592\" class=\"elementor elementor-12592\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-930d514 e-flex e-con-boxed e-con e-parent\" data-id=\"930d514\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e9b526 elementor-widget elementor-widget-text-editor\" data-id=\"6e9b526\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>L&#8217;\u00e9tude du microclimat montre des diff\u00e9rences critiques entre climats r\u00e9gionaux et conditions locales.<\/strong><\/p><p>Une \u00e9tude men\u00e9e dans le massif de la Sainte-Baume par<a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/laureline-leclerc\/\">\u00a0Laureline Leclerc<\/a>, <a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/frederic-medail\/\">Fr\u00e9d\u00e9ric M\u00e9dail<\/a>, Lenka Brousset, <a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/emmanuel-corcket\/\">Emmanuel Corcket<\/a>, Marie Finocchiaro, <a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/daniel-pavon\/\">Daniel Pavon<\/a>, <a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/eric-meineri\/\">Arne Saatkamp<\/a>\u00a0and\u00a0<a href=\"https:\/\/www.imbe.fr\/en\/annuaire\/eric-meineri\/\">Eric Meineri<\/a>, and <a href=\"https:\/\/hal.science\/hal-05700159v1\" target=\"_blank\" rel=\"noopener\">publi\u00e9e dans <em>Agricultural and Forest Meteorology<\/em><\/a>, r\u00e9v\u00e8le l\u2019existence d\u2019une v\u00e9ritable mosa\u00efque\u00a0microclimatique\u00a0au sein d\u2019un paysage m\u00e9diterran\u00e9en.<\/p><p><strong>Pendant 15 mois, 60 capteurs r\u00e9partis sur 30 hectares\u00a0dans des conditions h\u00e9t\u00e9rog\u00e8nes de topographie et de structure de v\u00e9g\u00e9tation ont mesur\u00e9 les variations locales de temp\u00e9rature et d\u2019humidit\u00e9.<\/strong><\/p><p>En \u00e9t\u00e9, les temp\u00e9ratures maximales pouvaient localement \u00eatre jusqu\u2019\u00e0 8,3 \u00b0C plus basses ou 10,8 \u00b0C plus \u00e9lev\u00e9es que celles attendues \u00e0 partir du climat r\u00e9gional.<\/p><p>Les microclimats peuvent \u00e9galement \u00eatre d\u00e9coupl\u00e9s du climat r\u00e9gional, et se r\u00e9chauffer plus lentement ou plus rapidement que le macroclimat.<\/p><p>L&#8217;importance de la topographie compar\u00e9e \u00e0 celle de la v\u00e9g\u00e9tation, comme facteurs responsables de ces variations paysag\u00e8res, est explicit\u00e9 : la topographie\u00a0est\u00a0d\u00e9terminante\u00a0en toute saison, tandis que l&#8217;effet de la v\u00e9g\u00e9tation, notamment le couvert arbor\u00e9, domine tr\u00e8s largement pendant la p\u00e9riode de croissance.<\/p><p>Ces contrastes \u00e0 tr\u00e8s fine \u00e9chelle pourraient offrir \u00e0 certaines esp\u00e8ces des conditions locales plus favorables face au changement climatique.\u00a0\u00c0 l\u2019inverse, certains secteurs peuvent amplifier les effets du r\u00e9chauffement et exposer les organismes \u00e0 des conditions thermiques et hydriques plus extr\u00eames.<\/p><p><strong>Ces r\u00e9sultats soulignent ainsi l\u2019importance de prendre en compte les microclimats pour mieux comprendre et anticiper les r\u00e9ponses des \u00e9cosyst\u00e8mes m\u00e9diterran\u00e9ens au changement climatique.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c1e0ec elementor-widget elementor-widget-image\" data-id=\"1c1e0ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"2048\" height=\"885\" src=\"https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-2048x885.png\" class=\"attachment-2048x2048 size-2048x2048 wp-image-12593\" alt=\"\" srcset=\"https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-scaled.png 2048w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-300x130.png 300w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-1024x442.png 1024w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-768x332.png 768w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-1536x664.png 1536w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-18x8.png 18w, https:\/\/www.imbe.fr\/wp-content\/uploads\/2026\/09\/Laureline-et-al-1320x570.png 1320w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>L&#8217;\u00e9tude du microclimat montre des diff\u00e9rences critiques entre climats r\u00e9gionaux et conditions locales. Une \u00e9tude men\u00e9e dans le massif de la Sainte-Baume par\u00a0Laureline Leclerc, Fr\u00e9d\u00e9ric M\u00e9dail, Lenka Brousset, Emmanuel Corcket, [&hellip;]<\/p>\n","protected":false},"author":300,"featured_media":12603,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-12592","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-publication"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/12592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/users\/300"}],"replies":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/comments?post=12592"}],"version-history":[{"count":11,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/12592\/revisions"}],"predecessor-version":[{"id":12607,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/posts\/12592\/revisions\/12607"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/media\/12603"}],"wp:attachment":[{"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/media?parent=12592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/categories?post=12592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.imbe.fr\/en\/wp-json\/wp\/v2\/tags?post=12592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}