{"id":31081,"date":"2022-09-10T09:16:38","date_gmt":"2022-09-10T07:16:38","guid":{"rendered":"https:\/\/www.swecobelgium.be\/blog\/a-la-recherche-de-batteries-a-eau-dans-une-zone-de-drainage\/"},"modified":"2025-03-14T10:55:15","modified_gmt":"2025-03-14T09:55:15","slug":"a-la-recherche-de-batteries-a-eau-dans-une-zone-de-drainage","status":"publish","type":"blog","link":"https:\/\/www.swecobelgium.be\/fr\/actualites\/a-la-recherche-de-batteries-a-eau-dans-une-zone-de-drainage\/","title":{"rendered":"\u00c0 la recherche de batteries \u00e0 eau dans une zone de drainage"},"content":{"rendered":"<section class=\"block block-share block--white\" >\n\t<div class=\"block__inner\">\n\t\t<div class=\"col--12 col--wrapper col--center\">\n            <div class=\"col col--12 editor-content col--center\">\n                <div class=\"share\">\n                    <p class=\"share-text\">Share on: <\/p>\n                    <div class=\"ss-inline-share-wrapper ss-hover-animation-fade ss-with-counter-border ss-inline-total-counter-left\"><div class=\"ss-inline-share-content\"><\/div><\/div>                <\/div>\n            <\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block cb block--white\" >\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<h2>Le syst\u00e8me des eaux flamand face au changement climatique<\/h2>\n<p>L\u2019impact du changement climatique se fait d\u00e9j\u00e0 sentir. Pour la cinqui\u00e8me fois en six ans, la Flandre souffre de la s\u00e9cheresse et le d\u00e9ficit pluviom\u00e9trique atteint \u00e0 nouveau trois cents litres par m\u00e8tre carr\u00e9. Une s\u00e9cheresse de cette ampleur ne s\u2019est produite que deux fois au si\u00e8cle dernier : en 1921 et en 1976. Pour faire face \u00e0 une telle p\u00e9nurie, des r\u00e9serves d\u2019eau sont n\u00e9cessaires. Mais dans 80 % des lieux de mesure, les niveaux de l\u2019eau souterraine sont \u00e0 nouveau tomb\u00e9s \u00e0 des niveaux \u2018faibles\u2019, voire \u2018tr\u00e8s faibles\u2019. Cons\u00e9quence ? L\u2019herbe s\u00e8che, les arbres perdent leurs feuilles avant terme. La v\u00e9g\u00e9tation, dont l\u2019\u00e9vaporation est indispensable pour rafra\u00eechir les villes, est stopp\u00e9e. Le 19 juillet 2022, nous avons atteint le deuxi\u00e8me jour le plus chaud de l\u2019histoire du pays. Les faits parlent d\u2019eux-m\u00eames : les extr\u00eames sont de plus en plus fr\u00e9quents. Et on s\u2019attend \u00e0 ce qu\u2019ils deviennent plus extr\u00eames encore : le sec devient plus sec, l\u2019humide plus humide.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-14475\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054.jpg\" alt=\"\" width=\"1920\" height=\"1280\" srcset=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054.jpg 1920w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-200x133.jpg 200w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-768x512.jpg 768w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-1536x1024.jpg 1536w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-520x347.jpg 520w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-800x533.jpg 800w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-450x300.jpg 450w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2022\/09\/shutterstock_1554992054-675x450.jpg 675w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<h2>Les d\u00e9fis du syst\u00e8me des eaux flamand<\/h2>\n<p>La v\u00e9rit\u00e9 qui d\u00e9range est que le syst\u00e8me des eaux flamand n\u2019est pas \u00e9quip\u00e9 pour faire face \u00e0 de tels extr\u00eames. Des canaux de drainage, des drainages sur les parcelles agricoles, des cours d\u2019eau approfondis et rectifi\u00e9s veillent \u00e0 ce que la majeure partie de l\u2019eau de pluie, environ soixante pour cent, s\u2019\u00e9coule vers la mer. Le rev\u00eatement, le sol tr\u00e8s compact et la d\u00e9t\u00e9rioration de la qualit\u00e9 du sol emp\u00eachent l\u2019infiltration des eaux de pluie. Dans le m\u00eame temps, les compagnies d\u2019eau potable, l\u2019industrie et l\u2019agriculture continuent de pomper massivement les <a href=\"https:\/\/www.swecobelgium.be\/fr\/services\/solutions-pour-les-eaux-souterraines\/\">eaux souterraines<\/a>, soit quelque 400 milliards de litres par an. Notre syst\u00e8me des eaux a besoin d\u2019une transition \u00e0 grande \u00e9chelle, o\u00f9 chaque goutte d\u2019eau a la possibilit\u00e9 de s\u2019infiltrer. O\u00f9 l\u2019eau est retenue et r\u00e9utilis\u00e9e. Un syst\u00e8me des eaux o\u00f9 il y a de la place pour l\u2019eau dans les zones vallonn\u00e9es.<\/p>\n<h2>La vision du Blue Deal pour la Flandre<\/h2>\n<p>Heureusement, la Flandre est consciente qu\u2019il y a du travail \u00e0 accomplir. Il doit y avoir plus de place pour l\u2019eau, telle est la vision du Blue Deal du Ministre Demir, par laquelle la Flandre lutte contre la p\u00e9nurie d\u2019eau et la s\u00e9cheresse depuis 2020. Pour la premi\u00e8re fois, il existe une politique scientifiquement \u00e9tay\u00e9e qui renverse structurellement la situation vers une utilisation circulaire de l\u2019eau, une nature humide et une infrastructure vert-bleu. La vision est \u00e9galement renforc\u00e9e par le budget n\u00e9cessaire pr\u00e9vu : quatre cents millions d\u2019euros ont \u00e9t\u00e9 d\u00e9bloqu\u00e9s pour financer cent cinquante projets concrets.<\/p>\n<h2>Les d\u00e9fis locaux de la gestion de l&rsquo;eau<\/h2>\n<p>Pour que la Belgique redevienne un \u2018pays \u00e9ponge bleu\u2019, les niveaux locaux sont indispensables. La Flandre n\u2019est pas confront\u00e9e \u00e0 une seule crise globale de l\u2019eau, mais \u00e0 des milliers de crises locales. La p\u00e9nurie d\u2019eau \u00e0 Turnhout ne peut \u00eatre r\u00e9solue par les seules infiltrations \u00e0 Torhout \u2013 nous devons commencer \u00e0 travailler sur des solutions locales partout. Mais l\u00e0 encore, les choses se corsent : la vision globale du Blue Deal, qui devrait en d\u00e9finir les lignes de force, est trop souvent trop engageante et vague, laissant l\u2019initiative et la mise en \u0153uvre concr\u00e8te aux administrations locales.<\/p>\n<h2>La gestion int\u00e9grale et durable de l&rsquo;eau<\/h2>\n<p>C\u2019est pr\u00e9cis\u00e9ment \u00e0 ce niveau local que les projets s\u2019enlisent souvent dans la gestion int\u00e9grale et durable de l\u2019eau. Les autorit\u00e9s locales manquent souvent encore de l\u2019expertise n\u00e9cessaire et de structures de collaboration entre les services traditionnels. En outre, la vision conservatrice de l\u2019eau, avec le principe selon lequel il vaut mieux \u00e9vacuer l\u2019eau le plus rapidement possible, reste souvent de mise.<\/p>\n<p>La gestion int\u00e9grale de l\u2019eau implique de prendre en consid\u00e9ration tous les domaines que l\u2019eau touche. L\u2019eau ne s\u2019arr\u00eate pas \u00e0 un contour de projet, ni aux limites communales. Cela demande une approche ax\u00e9e sur la zone, avec une \u00e9tude de l\u2019ensemble du syst\u00e8me local des eaux. Ici aussi, le d\u00e9fi en tant que bureau d\u2019\u00e9tude est de sortir de nos champs d\u2019expertise et d\u2019aborder l\u2019eau comme un syst\u00e8me int\u00e9gral et multidisciplinaire. L\u2019eau est un \u00e9l\u00e9ment central, \u00e9galement dans d\u2019autres domaines que la gestion pure de l\u2019eau, de l\u2019industrie \u00e0 l\u2019<a href=\"https:\/\/www.swecobelgium.be\/fr\/services\/developpement-urbain\/\">am\u00e9nagement du territoire<\/a>.<\/p>\n<h2>La n\u00e9cessit\u00e9 d&rsquo;une approche int\u00e9grale<\/h2>\n<p>Apr\u00e8s le cinqui\u00e8me \u00e9t\u00e9 sec cons\u00e9cutif, nous nous sommes peu \u00e0 peu rendu compte qu\u2019un syst\u00e8me des eaux sain est la base de notre vie. Et pour y parvenir, il faut une approche int\u00e9grale, ax\u00e9e sur la zone, \u00e9galement au niveau local. C\u2019est pourquoi nous plaidons, comme l\u2019indique le Blue Deal, de donner \u00e0 cette eau miraculeuse plus de place dans la pratique et de rechercher ensemble des <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/solutions-energetiques\/\">batteries<\/a> \u00e0 eau pour pouvoir capter les orages extr\u00eames et les stocker pour plus tard. La recherche de <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/solutions-energetiques\/\">batteries<\/a> \u00e0 eau est une activit\u00e9 que nous menons avec toutes nos divisions \u00e0 la fois, \u00e0 l\u2019\u00e9chelle du b\u00e2timent, \u00e0 l\u2019\u00e9chelle de la planification, dans des processus industriels et dans des projets d\u2019infrastructure.<\/p>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block block--white latest-insights\" >\n\t<div class=\"block__inner latest-insights__inner\">\n\t\t<div class=\"col--11 col--wrapper\">\n\t\t\t\t\t\t\t<div class=\"col col--12 editor-content latest-insights__title\">\n\t\t\t\t\t<h2 class=\"h2 hyphenate\">Autres actualit\u00e9s<\/h2>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/04\/\u00a9sachacnockaert-office-antwerp-berchem-2019-2-1-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"Sweco en Lantis versterken hun samenwerking rond mobiliteitsmanagement\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Transports durables et mobilit\u00e9<span class=\"cats__sep\"><\/span>30\/04\/2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/sweco-et-lantis-renforcent-leur-collaboration-en-matiere-de-gestion-de-la-mobilite\/\">Sweco et Lantis renforcent leur collaboration en mati\u00e8re de gestion de la mobilit\u00e9<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/04\/\u00a9Tom-DhaenensENGIE-Belgium-FrieslandCampina-e-boiler-2025-01-8-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Transition industrielle, Industrietransitie<span class=\"cats__sep\"><\/span>30\/04\/2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/de-risking-des-projets-industriels-pourquoi-des-choix-solides-commencent-avant-la-premiere-phase-dingenierie\/\">D\u00e9-risking des projets industriels : pourquoi des choix solides commencent avant la premi\u00e8re phase d\u2019ing\u00e9nierie<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/04\/Say-Cheese_23042026_AquafinAwards-projectteam-Brugge-Oostende-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"Projectteams bekroond met speciale prijs op Aquafin Awards\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Eau<span class=\"cats__sep\"><\/span>24\/04\/2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/des-equipes-de-projet-recompensees-par-un-prix-special-lors-des-aquafin-awards\/\">Des \u00e9quipes de projet r\u00e9compens\u00e9es par un prix sp\u00e9cial lors des Aquafin Awards<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block form-block block--lightgray\" >\n\t<div class=\"block__inner form-block__inner \">\n\n                    <div class=\"col--11 col--wrapper\">\n                                    <div class=\"col col--4 editor-content form-block__title\">\n                        <h2 class=\"h2 hyphenate\">Inscrivez-vous \u00e0 notre newsletter<\/h2>                    <\/div>\n                    <div class=\"col--12 col\"><\/div>\n                \n                <div class=\"col col--4 editor-content\">\n                    Recevez des mises \u00e0 jour sur des projets innovants, des <a href=\"https:\/\/www.swecobelgium.be\/fr\/durabilite\/\">solutions durables<\/a> et des analyses exclusives de Sweco. 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value='' class='large'     aria-required=\"true\" aria-invalid=\"false\"   \/><\/div><\/li><li id=\"field_15_10\" class=\"gfield gfield--type-text gfield--input-type-text gfield--width-full field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_text\"  data-field-class=\"gform_text\" ><label class='gfield_label gform-field-label' for='input_15_10'>Entreprise (facultatif)<\/label><div class='ginput_container ginput_container_text'><input autocomplete=\"off\"  name='input_10' id='input_15_10' type='text' value='' class='large'      aria-invalid=\"false\"   \/><\/div><\/li><li id=\"field_15_11\" class=\"gfield gfield--type-radio gfield--type-choice gfield--input-type-radio gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_radio\"  data-field-class=\"gform_radio\" ><label class='gfield_label gform-field-label' >Je souhaite recevoir la lettre d\u2019information en<span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_15_11'>\n\t\t\t<li class='gchoice gchoice_15_11_0'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='n\u00e9erlandais'  id='choice_15_11_0'    \/>\n\t\t\t\t<label for='choice_15_11_0' id='label_15_11_0' class='gform-field-label gform-field-label--type-inline'>n\u00e9erlandais<\/label>\n\t\t\t<\/li>\n\t\t\t<li class='gchoice gchoice_15_11_1'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='fran\u00e7ais'  id='choice_15_11_1'    \/>\n\t\t\t\t<label for='choice_15_11_1' id='label_15_11_1' class='gform-field-label gform-field-label--type-inline'>fran\u00e7ais<\/label>\n\t\t\t<\/li>\n\t\t\t<li class='gchoice gchoice_15_11_2'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='anglais'  id='choice_15_11_2'    \/>\n\t\t\t\t<label for='choice_15_11_2' id='label_15_11_2' class='gform-field-label gform-field-label--type-inline'>anglais<\/label>\n\t\t\t<\/li><\/ul><\/div><\/li><li id=\"field_15_9\" class=\"gfield gfield--type-consent gfield--type-choice gfield--input-type-consent gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_consent\"  data-field-class=\"gform_consent\" ><label class='gfield_label gform-field-label screen-reader-text gfield_label_before_complex' ><span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_consent'><input autocomplete=\"off\"  name='input_9.1' id='input_15_9_1' type='checkbox' value='1'   aria-required=\"true\" aria-invalid=\"false\"   \/> <label class=\"gform-field-label gform-field-label--type-inline gfield_consent_label\" for='input_15_9_1' >En envoyant vos informations, vous marquez votre accord avec la politique en mati\u00e8re de protection de la vie priv\u00e9e de Sweco. <a href=\"https:\/\/www.swecobelgium.be\/fr\/privacy-notice\/\">Cliquez ici<\/a> pour en savoir plus sur la mani\u00e8re dont nous sauvegardons vos donn\u00e9es.<\/label><input autocomplete=\"off\"  type='hidden' name='input_9.2' value='En envoyant vos informations, vous marquez votre accord avec la politique en mati\u00e8re de protection de la vie priv\u00e9e de Sweco. &lt;a href=&quot;https:\/\/www.swecobelgium.be\/fr\/privacy-notice\/&quot;&gt;Cliquez ici&lt;\/a&gt; pour en savoir plus sur la mani\u00e8re dont nous sauvegardons vos donn\u00e9es.' class='gform_hidden' \/><input autocomplete=\"off\"  type='hidden' name='input_9.3' value='13' class='gform_hidden' \/><\/div><\/li><li id=\"field_15_12\" class=\"gfield gfield--type-checkbox gfield--type-choice gfield--input-type-checkbox field_sublabel_below gfield--has-description field_description_below field_validation_below gfield_visibility_visible gform_checkbox\"  data-field-class=\"gform_checkbox\" ><label class='gfield_label gform-field-label gfield_label_before_complex' >Communications par e-mail<\/label><div class='ginput_container ginput_container_checkbox'><ul class='gfield_checkbox' id='input_15_12'><li class='gchoice gchoice_15_12_1'>\n\t\t\t\t\t\t\t\t<input autocomplete=\"off\"  class='gfield-choice-input' name='input_12.1' type='checkbox'  value='J\u2019autorise l\u2019envoi de communications par e-mail concernant des mises \u00e0 jour, services ou \u00e9v\u00e9nements pertinents.'  id='choice_15_12_1'   aria-describedby=\"gfield_description_15_12\"\/>\n\t\t\t\t\t\t\t\t<label for='choice_15_12_1' id='label_15_12_1' class='gform-field-label gform-field-label--type-inline'>J\u2019autorise l\u2019envoi de communications par e-mail concernant des mises \u00e0 jour, services ou 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