{"id":274071,"date":"2024-02-19T09:00:00","date_gmt":"2024-02-19T08:00:00","guid":{"rendered":"https:\/\/sherpas.com\/blog\/?p=274071"},"modified":"2024-03-11T17:19:27","modified_gmt":"2024-03-11T16:19:27","slug":"erosion","status":"publish","type":"post","link":"https:\/\/sherpas.com\/blog\/erosion\/","title":{"rendered":"C\u2019est quoi l\u2019\u00e9rosion ? Processus et cons\u00e9quences \ud83e\udea8"},"content":{"rendered":"\n<p><strong>Alt\u00e9ration, \u00e9rosion, s\u00e9diments<\/strong>\u2026 ce sont des termes qui te parlent ? Tu en as tr\u00e8s probablement entendu parler lors de tes <strong>cours de SVT<\/strong> : aujourd\u2019hui, on revoit ensemble <strong>comment fonctionne l\u2019\u00e9rosion et les cons\u00e9quences qu\u2019elle engendre<\/strong> ! \ud83d\ude80<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u2019alt\u00e9ration et l\u2019\u00e9rosion : facteurs de la modification des paysages \u26f1\ufe0f<\/h2>\n\n\n\n<p>L\u2019\u00e9volution des paysages, notamment la disparition progressive des reliefs, s\u2019explique en partie par les ph\u00e9nom\u00e8nes d\u2019alt\u00e9ration et d\u2019\u00e9rosion des roches.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udccc<strong> L\u2019\u00e9rosion<\/strong>, c\u2019est un <strong>processus naturel <\/strong>par lequel <strong>les mat\u00e9riaux de surface de la Terre<\/strong>, tels que le sol, le roc ou la glace, <strong>sont progressivement d\u00e9grad\u00e9s et enlev\u00e9s par des agents externes<\/strong> tels que l&rsquo;eau, le vent, la glace, ou encore par des activit\u00e9s humaines. C\u2019est l\u2019usure physique d\u2019une roche.<\/p>\n\n\n\n<p>\ud83d\udccc <strong>L\u2019alt\u00e9ration<\/strong>, c\u2019est la <strong>modification physique et chimique des roches<\/strong>, sous l\u2019action de diff\u00e9rents facteurs.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 L\u2019<strong>alt\u00e9ration physique <\/strong>m\u00e8ne \u00e0 la d\u00e9sagr\u00e9gation des roches ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 L\u2019<strong>alt\u00e9ration chimique <\/strong>m\u00e8ne \u00e0 la dissolution des min\u00e9raux des roches.&nbsp;<\/p>\n\n\n\n<p>Ces deux ph\u00e9nom\u00e8nes modifient les reliefs, les faisant m\u00eame dispara\u00eetre ! L\u2019alt\u00e9ration et l\u2019\u00e9rosion se font ainsi les responsables de l\u2019<strong>aplanissement des paysages<\/strong>.&nbsp;<\/p>\n\n\n<section class=\"relance\">\n        <div >\n                            <a  href=\"https:\/\/sherpas.com\/cours\/svt\">\n                    <div class=\"relance__container\"\n                        >\n                        \n                                                        <picture>\n                            <source srcset=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-2.jpg\" media=\"(min-width: 999px)\">\n                            <source srcset=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-2.jpg\" media=\"(max-width: 999px)\">\n                                <img decoding=\"async\"\n                                    src=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-2.jpg\"\n                                    alt=\"Personne qui donne des cours particuliers\"\n                                >\n                            <\/picture>\n                                                <div class=\"relance__content\">\n                            \n                                <div class=\"relance__title\"> <p>Un petit cours de SVT pour mieux comprendre tout \u00e7a ? C&rsquo;est par ici !<\/p>\n<\/div>\n                                                        <button type=\"button\"\n                                    class=\"relance__button btn btn-white\">\n                                Le premier cours est offert !\n                            <\/button>\n                        <\/div>\n                    <\/div>\n                <\/a>\n                    <\/div>\n    <\/section>\n\n    \n\n\n<h2 class=\"wp-block-heading\">Les facteurs d\u2019\u00e9rosion (d\u00e9tachement)\u26f0\ufe0f<\/h2>\n\n\n\n<p><strong>\ud83d\udcccL\u2019eau est le principal agent d\u2019\u00e9rosion<\/strong>. Elle agit sous diverses formes :&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>La<\/strong> <strong>pluie<\/strong>, de par son intensit\u00e9, son d\u00e9bit et sa r\u00e9partition saisonni\u00e8re, influe sur l\u2019\u00e9rosion des sols. On comprend mieux pourquoi il n\u2019y a plus de montagnes en Bretagne ! \ud83d\ude09<\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p><b><i>Le savais-tu ?\u00a0<\/i><\/b><\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><span style=\"font-weight: 400\">Et oui, il y a quelque 300 millions d\u2019ann\u00e9es, la Bretagne \u00e9tait recouverte d\u2019une cha\u00eene de montagnes plus haute que les Alpes ! \u26f0\ufe0f Le paysage breton a depuis bien \u00e9volu\u00e9. <\/span><\/p>\n\n        <\/div>\n              <\/section>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/v1.Y2lkPTc5MGI3NjExeWh3YjR6em4wd2ZsdXI3bmNpNDc0eTAyOWg3Mm52Nnh4NGN2eDdqciZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw\/LqbBfKqnrvFkI\/giphy.gif\" alt=\"Photo de montagnes. \" \/><figcaption class=\"wp-element-caption\"><em>POV la Bretagne comme tu ne l&rsquo;a jamais connue<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>\ud83d\udc49 L\u2019eau peut aussi s\u2019infiltrer dans les fissures des roches, appel\u00e9es <strong>diaclases<\/strong>. <strong>En gelant, elle augmente de volume et fait \u00e9clater la roche<\/strong> ! C\u2019est la <strong>g\u00e9lifraction<\/strong>.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udcccLe <strong><a href=\"https:\/\/sherpas.com\/blog\/climat-terrestre\/\" data-type=\"link\" data-id=\"https:\/\/sherpas.com\/blog\/climat-terrestre\/\">climat<\/a><\/strong> est \u00e9galement un param\u00e8tre \u00e0 prendre en compte. En <strong>climat temp\u00e9r\u00e9<\/strong> (4 saisons), <strong>les alt\u00e9rations sont physiques et chimiques<\/strong>, tandis qu\u2019en<strong> climat tropical<\/strong> (climat chaud \u00e0 faible variation des temp\u00e9ratures annuelles), <strong>c\u2019est l\u2019alt\u00e9ration chimique qui domine<\/strong>. \u2600\ufe0f<\/p>\n\n\n\n<p>\ud83d\udcccLa <strong>v\u00e9g\u00e9tation<\/strong> peut aussi favoriser l\u2019\u00e9rosion des roches : en effet, ses racines peuvent p\u00e9n\u00e9trer dans les roches et les fragmenter. Sacr\u00e9es <a href=\"https:\/\/sherpas.com\/blog\/horticulteur\/\" data-type=\"link\" data-id=\"https:\/\/sherpas.com\/blog\/horticulteur\/\">plantes<\/a> ! \ud83c\udf3f<\/p>\n\n\n\n<p>\ud83d\udccc La <strong><a href=\"https:\/\/sherpas.com\/blog\/geometre-metier\/\" data-type=\"link\" data-id=\"https:\/\/sherpas.com\/blog\/geometre-metier\/\">topographie<\/a><\/strong> est aussi \u00e0 prendre en compte ! Il s\u2019agit du relief de la pente, selon que celle-ci soit concave ou convexe, mais aussi selon sa longueur et son inclinaison.&nbsp;<\/p>\n\n\n\n<p>\ud83d\udcccMais l\u2019eau, le climat, la topographie et les v\u00e9g\u00e9taux ne sont pas les seuls facteurs d\u2019\u00e9rosion des roches : <strong>les hommes<\/strong> en font aussi partie. <strong>Par l&rsquo;extraction excessive de sable, par l\u2019installation de barrage\u2026&nbsp; <\/strong>La fa\u00e7on dont l\u2019homme exploite la nature (incendies, v\u00e9g\u00e9tations artificielles, coupes\u2026) cr\u00e9e ce qu\u2019on appelle une<strong> \u00e9rosion anthropog\u00e8ne <\/strong>!<strong>&nbsp;<\/strong><\/p>\n\n\n\n<p><strong>\ud83d\udca1Les hommes peuvent cependant limiter leur impact par la mise en place de protections <\/strong>telles que :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Des protections littorales ;<\/li>\n\n\n\n<li>Des plantations en zone de montagnes et sur les dunes littorales.<\/li>\n<\/ul>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p>Le granite<\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><span style=\"font-weight: 400\">Le granite r\u00e9siste mieux \u00e0 l&rsquo;alt\u00e9ration que la marne, plus friable ! Les min\u00e9raux d\u2019une roche granitique sont le quartz, les feldspaths et les micas. <\/span><\/p>\n\n        <\/div>\n              <\/section>\n\n\n\n<h3 class=\"wp-block-heading\">Les types d\u2019\u00e9rosion&nbsp;<\/h3>\n\n\n\n<p>Il n\u2019existe pas qu\u2019un seul type d\u2019\u00e9rosion, mais bien plusieurs ! On te les liste :&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>L\u2019\u00e9rosion hydrique<\/strong> : elle est caus\u00e9e par l\u2019action de l\u2019eau et concerne notamment l\u2019\u00e9rosion des rivi\u00e8res et du littoral ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>L\u2019\u00e9rosion glaciaire<\/strong> : elle est li\u00e9e aux mouvements des glaciers et \u00e0 leur frottement ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49<strong> L\u2019\u00e9rosion \u00e9olienne<\/strong> : li\u00e9e aux mouvements du vent, elle est surtout pr\u00e9sente dans les r\u00e9gions arides et les d\u00e9serts ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>L\u2019\u00e9rosion anthropique<\/strong> : caus\u00e9e par les activit\u00e9s humaines, elle est due aux d\u00e9forestations, aux activit\u00e9s mini\u00e8res, \u00e0 la construction d\u2019autoroutes\u2026 ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49<strong> L\u2019\u00e9rosion gravitationnelle<\/strong> : elle comprend les \u00e9boulements, les coul\u00e9es de boue ou encore les glissements de terrain.&nbsp;<\/p>\n\n\n<section class=\"push \">\n        <div >\n            \n                                                <div class=\"push__container  qcd\" data-target=\"_self\" data-qcd=\"aHR0cHM6Ly9zaGVycGFzLmNvbS8=\" data-banner=\"2\" data-name=\"Cours part&amp;rsquo; global #1 = CPG1\" style=\"background-color: #F3FBF7\" >\n                                                                        <div class=\"push__teachers\">\n    <div class=\"d-flex justify-content-center d-md-none\">\n        <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\" alt=\"Logo Sherpas\">\n    <\/div>\n    <div class=\"swiper\">\n        <div class=\"swiper-wrapper\">\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Nicolas2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Nicolas<\/p>                          <p class=\"push__teachers-school\">CentraleSup\u00e9lec<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">17\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Alma2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Alma<\/p>                          <p class=\"push__teachers-school\">ENS Paris-Saclay<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">24\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Victor2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Victor<\/p>                          <p class=\"push__teachers-school\">ESCP<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">25\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Jeanne2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Jeanne<\/p>                          <p class=\"push__teachers-school\">Aix-Marseille Universit\u00e9<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">17\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Agathe2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Agathe<\/p>                          <p class=\"push__teachers-school\">ENS Lyon<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Olivier2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Olivier<\/p>                          <p class=\"push__teachers-school\">La Sorbonne<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">13\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Margot2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Margot<\/p>                          <p class=\"push__teachers-school\">Arts et M\u00e9tiers ParisTech<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">22\u20ac\/h\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Martin2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Martin<\/p>                          <p class=\"push__teachers-school\">HEC Paris<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">23\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                    <\/div>\n    <\/div>\n<\/div>\n                                                    <div class=\"push__content\">\n                                                            <div  class=\"d-none d-md-block\" >\n                                    <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\"\n                                        alt=\"Logo Sherpas\">\n                                <\/div>\n                                                                                        <div class=\"push__title\"><p>Ton premier cours particulier est offert ! <span role=\"img\" aria-label=\"\ud83c\udf81\">\ud83c\udf81<\/span><!-- notionvc: 91b6b7d7-50f2-46f4-ae1f-ecbabe834aad --><\/p>\n<\/div>\n                                                                                        <div class=\"push__text\"><p>Nos profs sont pass\u00e9s par les meilleures \u00e9coles et universit\u00e9s.<!-- notionvc: 21bb66b6-b36d-4ce8-8950-173722d75a1e --><\/p>\n<p>&nbsp;<\/p>\n<\/div>\n                                                        <div class=\"push__promo-button   \">\n                                                                                                    <div\n                                        class=\"btn btn-primary\"\n                                        style=\"color: #ffffff; border-color: ; background-color: \"\n\n                                    >\n                                        J&rsquo;EN PROFITE MAINTENANT !\n                                    <\/div>\n                                                            <\/div>\n                                                    <\/div>\n                                    <\/div>\n                                    <\/div>\n    <\/section>\n\n\n\n<h2 class=\"wp-block-heading\">Le transport des produits issus de l\u2019alt\u00e9ration \ud83d\ude83<\/h2>\n\n\n\n<p>L\u2019alt\u00e9ration des paysages produit ainsi des <strong>fragments de roches<\/strong> et des<strong> \u00e9l\u00e9ments chimiques<\/strong>, selon le milieu. <strong>L\u2019eau liquide<\/strong> aura tendance \u00e0 provoquer une <strong>alt\u00e9ration chimique<\/strong>, \u00e0 l\u2019inverse de <strong>l\u2019eau solide<\/strong> qui, elle, aura plut\u00f4t une <strong>action m\u00e9canique<\/strong>.&nbsp;<\/p>\n\n\n\n<p><strong>Ces produits sont mobilis\u00e9s puis transport\u00e9s<\/strong>, essentiellement <strong>par l\u2019eau <\/strong>(sous forme de pluie, de cours d\u2019eau ou de glacier) mais aussi <strong>par le vent et la gravit\u00e9<\/strong> : c\u2019est l\u2019\u00e9rosion !&nbsp;<\/p>\n\n\n\n<p>Durant leur transport, ces particules continuent \u00e0 se d\u00e9grader. La <strong>distance<\/strong> qu\u2019elles parcourent d\u00e9pend de :&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49 <strong>Leur<\/strong> <strong>masse<\/strong> ;&nbsp;<\/p>\n\n\n\n<p>\ud83d\udc49<strong> La force de l\u2019agent de transport<\/strong>.&nbsp;<\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p><span style=\"font-weight: 400\">C\u2019est quoi un agent de transport ?\u00a0<\/span><\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><span style=\"font-weight: 400\">Il s\u2019agit d\u2019un \u00e9l\u00e9ment qui assure un d\u00e9placement des particules issues de l&rsquo;alt\u00e9ration des roches.<\/span><\/p>\n\n        <\/div>\n              <\/section>\n\n\n<section class=\"relance\">\n        <div >\n                            <a  href=\"https:\/\/sherpas.com\/cours\/chimie\">\n                    <div class=\"relance__container\"\n                        >\n                        \n                                                        <picture>\n                            <source srcset=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-5.jpg\" media=\"(min-width: 999px)\">\n                            <source srcset=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-5.jpg\" media=\"(max-width: 999px)\">\n                                <img decoding=\"async\"\n                                    src=\"https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2023\/07\/relance-cours-particulier-5.jpg\"\n                                    alt=\"Personne qui donne des cours particuliers\"\n                                >\n                            <\/picture>\n                                                <div class=\"relance__content\">\n                            \n                                <div class=\"relance__title\"> <p>Tu souhaites en savoir plus sur les processus chimiques ?<\/p>\n<\/div>\n                                                        <button type=\"button\"\n                                    class=\"relance__button btn btn-white\">\n                                Trouve ton prof de chimie !\n                            <\/button>\n                        <\/div>\n                    <\/div>\n                <\/a>\n                    <\/div>\n    <\/section>\n\n    \n\n\n<h2 class=\"wp-block-heading\">Le processus de s\u00e9dimentation (d\u00e9p\u00f4t)<\/h2>\n\n\n\n<p>Nos petites particules (on les appelle alors alluvions) peuvent ensuite se d\u00e9poser sur la route, dans une rivi\u00e8re, un foss\u00e9\u2026 modifiant \u00e0 leur tour les paysages ! Lors de leur d\u00e9p\u00f4t, elles forment ainsi des <strong>s\u00e9diments.<\/strong><\/p>\n\n\n\n<p>\u26f1\ufe0f <strong>Si le d\u00e9p\u00f4t se poursuit sur une longue p\u00e9riode<\/strong>, les couches les plus profondes subissent un ph\u00e9nom\u00e8ne de compaction, qui favorise lui-m\u00eame le ph\u00e9nom\u00e8ne de cimentation :<strong> les s\u00e9diments meubles comme les grains de sable se transforment alors en une roche solide et compacte<\/strong> ! On appelle \u00e7a des roches s\u00e9dimentaires. \ud83e\udea8<\/p>\n\n\n\n<p>\u2757 Les milieux de s\u00e9dimentation, qui se transforment donc par l\u2019accumulation des s\u00e9diments, sont des <strong>ph\u00e9nom\u00e8nes qui prennent des milliers voire des millions d\u2019ann\u00e9es<\/strong> !<\/p>\n\n\n<section class=\"you-know\">\n                <div class=\"you-know__title\"><p><span style=\"font-weight: 400\">L\u2019exploitation des produits de l\u2019\u00e9rosion par l\u2019Homme<\/span><\/p>\n<\/div>\n                        <div class=\"you-know__text\">\n            <p><span style=\"font-weight: 400\">L\u2019homme utilise les produits de l\u2019\u00e9rosion (et oui !), notamment le sable. C\u2019est d\u2019ailleurs la seconde ressource naturelle la plus utilis\u00e9e par l\u2019homme apr\u00e8s l\u2019eau ! Elle est utilis\u00e9e dans la construction ou la fabrication de verre par exemple.\u00a0<\/span><\/p>\n\n        <\/div>\n              <\/section>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/media.giphy.com\/media\/v1.Y2lkPTc5MGI3NjExcjJpeDhsMTYyb3VwaHV0MDNzMXQ2Y3N5bW81Yms3aDUzMmc1YjkybSZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw\/KzXVVYJCoy5xi4cxID\/giphy-downsized-large.gif\" alt=\"Un jeune homme est \u00e0 la plage, allong\u00e9 sur sa serviette avec une chemise \u00e0 fleurs et des lunettes de soleil. Il dit &quot;I love the beach !&quot; avant de se prendre plein de sable dans la figure !\" style=\"width:350px;height:auto\" \/><figcaption class=\"wp-element-caption\"><em>Ahhhh les s\u00e9diments&#8230; On kiffe !<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udca1 \u00c0 retenir<\/h2>\n\n\n\n<p>Il y a donc<strong> trois \u00e9tapes dans le processus d\u2019\u00e9rosion<\/strong> :&nbsp;<\/p>\n\n\n\n<p>1\ufe0f\u20e3 <strong>Le<\/strong> <strong>d\u00e9tachement<\/strong> : pour que les particules soient transport\u00e9es, elles doivent d\u2019abord \u00eatre d\u00e9tach\u00e9es. Ce d\u00e9tachement peut \u00eatre d\u00fb \u00e0 l\u2019eau, au climat, \u00e0 la v\u00e9g\u00e9tation, \u00e0 la topographie, aux hommes\u2026 ;<\/p>\n\n\n\n<p>2\ufe0f\u20e3 <strong>Le transport<\/strong> : les particules sont transport\u00e9es par l\u2019eau, le vent ou la gravit\u00e9, \u00e0 une distance d\u00e9pendant de leur masse et de la force de l\u2019agent de transport ;&nbsp;<\/p>\n\n\n\n<p>3\ufe0f\u20e3 <strong>Le d\u00e9p\u00f4t<\/strong> : ces particules finissent par \u00eatre d\u00e9pos\u00e9es quelque part et peuvent former des s\u00e9diments.&nbsp;<\/p>\n\n\n<section class=\"push \">\n        <div >\n            \n                                                <div class=\"push__container  qcd\" data-target=\"_self\" data-qcd=\"aHR0cHM6Ly9zaGVycGFzLmNvbS8=\" data-banner=\"2\" data-name=\"Cours part&amp;rsquo; global #2 = CPG2\" style=\"background-color: #F3FBF7\" >\n                                                                        <div class=\"push__teachers\">\n    <div class=\"d-flex justify-content-center d-md-none\">\n        <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\" alt=\"Logo Sherpas\">\n    <\/div>\n    <div class=\"swiper\">\n        <div class=\"swiper-wrapper\">\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Cle\u0301mence2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Cl\u00e9mence<\/p>                          <p class=\"push__teachers-school\">HEC Paris<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">21\u20ac\/h\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Thibault2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Thibault<\/p>                          <p class=\"push__teachers-school\">ENS Paris Ulm<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">20\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Sophie2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Sophie<\/p>                          <p class=\"push__teachers-school\">Sciences Po Bordeaux<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">12\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Noemie2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">No\u00e9mie<\/p>                          <p class=\"push__teachers-school\">M2 en droit \u00e0 Assas<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Fanny2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Fanny<\/p>                          <p class=\"push__teachers-school\">Ponts ParisTech<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">19\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Simon2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Simon<\/p>                          <p class=\"push__teachers-school\">4e ann\u00e9e de m\u00e9decine<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">26\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Nicolas2x.png);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Nicolas<\/p>                          <p class=\"push__teachers-school\">CentraleSup\u00e9lec<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">17\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                                            <div class=\"swiper-slide\">\n                    <div class=\"push__teachers-card\">\n                        <div\n                            class=\"push__teachers-profil\"\n                            \n                            style=\"background-image: url(https:\/\/adymrxvmro.cloudimg.io\/v7\/sherpas.com\/content\/uploads\/2022\/01\/Victor2x.jpg);\"\n                        >\n                    <\/div>\n                         <p class=\"push__teachers-name\">Victor<\/p>                          <p class=\"push__teachers-school\">ESCP<\/p>                                                     <div class=\"push__teachers-note\">\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                                    <svg  class=\"active\" >\n                                        <use\n                                            xlink:href=\"\/content\/themes\/sherpas-theme\/dist\/images\/sprite.svg#star\"\/>\n                                    <\/svg>\n                                                            <\/div>\n                                                 <p class=\"push__teachers-price\">25\u20ac\/h<\/p>                     <\/div>\n                <\/div>\n                    <\/div>\n    <\/div>\n<\/div>\n                                                    <div class=\"push__content\">\n                                                            <div  class=\"d-none d-md-block\" >\n                                    <img decoding=\"async\" class=\"push__logo\" src=\"\/content\/themes\/sherpas-theme\/dist\/images\/logo.svg\"\n                                        alt=\"Logo Sherpas\">\n                                <\/div>\n                                                                                        <div class=\"push__title\"><p>Besoin d&rsquo;un prof particulier ? <span 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                                  <\/div>\n                                    <\/div>\n                                    <\/div>\n    <\/section>\n\n\n\n<p>Et voil\u00e0, tu es d\u00e9sormais fin pr\u00eat pour ton examen de SVT, on esp\u00e8re t\u2019avoir aid\u00e9 dans cet article \u00e0 comprendre au mieux le processus et les cons\u00e9quences de l\u2019\u00e9rosion. Si tu souhaites approfondir ces notions, on t\u2019invite \u00e0 te rapprocher de l\u2019un de nos <a href=\"https:\/\/sherpas.com\/cours\/svt\">super profs de SVT<\/a>. \u00c0 tr\u00e8s vite chez les Sherpas ! \ud83d\udc4b<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;274071&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Tu as aim\u00e9 cet article ?&quot;,&quot;legend&quot;:&quot;5\\\/5 - (1 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;C\u2019est quoi l\u2019\u00e9rosion ? Processus et cons\u00e9quences \ud83e\udea8&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (1 vote)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Alt\u00e9ration, \u00e9rosion, s\u00e9diments\u2026 ce sont des termes qui te parlent ? Tu en as tr\u00e8s probablement entendu parler (&#8230;)<\/p>\n","protected":false},"author":354,"featured_media":274078,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"category":[811,803],"tag":[770],"class_list":["post-274071","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-svt-biologie-2","category-apprendre-matiere","tag-fiche-revision"],"acf":[],"_links":{"self":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/274071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/users\/354"}],"replies":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/comments?post=274071"}],"version-history":[{"count":0,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/274071\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media\/274078"}],"wp:attachment":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media?parent=274071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/category?post=274071"},{"taxonomy":"tag","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/tag?post=274071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}