{"id":84061,"date":"2025-08-01T13:15:13","date_gmt":"2025-08-01T11:15:13","guid":{"rendered":"https:\/\/www.kwrwater.nl\/actueel\/onderzoekers-in-beeld\/"},"modified":"2026-04-13T16:37:27","modified_gmt":"2026-04-13T14:37:27","slug":"onderzoekers-in-beeld","status":"publish","type":"post","link":"https:\/\/www.kwrwater.nl\/en\/actueel\/onderzoekers-in-beeld\/","title":{"rendered":"Researchers in the media"},"content":{"rendered":"<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:137e3ba5-3272-4958-b1b5-4f49009a73c2-5\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"632a8062-183f-46de-9df1-2ae18c2fb71f\" data-message-model-slug=\"gpt-5-3\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<div class=\"post_intro\">\n<p data-start=\"0\" data-end=\"472\" data-is-last-node=\"\" data-is-only-node=\"\">In 2025, KWR researchers regularly appeared in the media to comment on current and socially relevant water-related issues. From drinking water safety and the impact of misinformation to emerging substances such as PFAS, their insights contribute to interpretation, public debate, and decision-making. The examples below illustrate how KWR experts use their knowledge to make complex topics accessible to a broad audience, thereby contributing to a better-informed society.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<h4><span class=\"TextRun SCXW2995690 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW2995690 BCX8\">Boil<\/span><\/span><span class=\"TextRun SCXW2995690 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW2995690 BCX8\">&#8211;<\/span><\/span><span class=\"TextRun SCXW2995690 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW2995690 BCX8\">water advisories in the Utrecht region<\/span><\/span><\/h4>\n<p><span data-contrast=\"auto\"><span class=\"NormalTextRun SCXW2995690 BCX8\">Since the morning of 1 November 2025, 125,000 households in the Utrecht region have <\/span><span class=\"NormalTextRun SCXW2995690 BCX8\">been required<\/span><span class=\"NormalTextRun SCXW2995690 BCX8\">\u00a0to boil their drinking water because it may be contaminated with bacteria. This advisory creates various challenges for schools, offices, and other workplaces. What does this situation reveal about the vulnerability of our drinking water system? Roberta Hofman-Caris addressed this question on the NOS radio program<\/span>a <\/span><a href=\"https:\/\/www.nporadio1.nl\/fragmenten\/null\/019a465e-415d-725b-9e95-f39215806993\/2025-11-02-wat-zegt-het-utrechtse-kookadvies-over-ons-drinkwatersysteem\" target=\"_blank\" rel=\"noopener\"><i><span data-contrast=\"none\">Met het Oog op Morgen<\/span><\/i><span data-contrast=\"none\">\u00a0[2 november 2025]<\/span><\/a><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h4><span class=\"TextRun SCXW51831422 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW51831422 BCX8\">The battle against TikTok influencer<\/span><\/span>s<\/h4>\n<p><span data-contrast=\"auto\">On <a href=\"https:\/\/nos.nl\/video\/2582382-tiktok-hysterie-over-kraanwater-dit-is-je-reinste-volksverlakkerij\">NOS Nieuws [14 september 2025] <\/a><span class=\"NormalTextRun SCXW51831422 BCX8\">, Roberta Hofman uses clear and direct language to firmly refute videos by influencers on social media (TikTok and YouTube). \u201cWe have excellent drinking water in the\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW51831422 BCX8\">Netherlands,<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">\u00a0I believe the best in the world. The claims in these influencer videos<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW51831422 BCX8\">\u2014\u2018<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">buy a water filter or your baby will get sick\u2019\u2014are truly misleading.\u201d<\/span> <span class=\"NormalTextRun SCXW51831422 BCX8\">Misinformation on social media prompted drinking water companies to launch the\u00a0<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">\u2018G<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">aan met die Kraan\u2019<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">\u00a0(<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">\u2018Turn on the tap\u2019<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">)<\/span><span class=\"NormalTextRun SCXW51831422 BCX8\">\u00a0campaign<\/span><\/span><span data-contrast=\"auto\">.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/www.kwrwater.nl\/wp-content\/uploads\/2026\/04\/roberta-nos.jpg\" width=\"704\" height=\"387\" \/><\/p>\n<h4>PFAS in rainwater<\/h4>\n<p><span data-contrast=\"auto\">KWR<span class=\"NormalTextRun SCXW181543095 BCX8\">\u00a0is conducting research, commissioned by the Province of Utrecht, into PFAS concentrations in rainwater. For this purpose, a rain gauge has been installed on our premises to collect rainwater. The amount of PFAS in the sample is <\/span><span class=\"NormalTextRun SCXW181543095 BCX8\">determined<\/span><span class=\"NormalTextRun SCXW181543095 BCX8\">\u00a0in KWR\u2019s chemical laboratory. Arnaut van Loon discussed this on regional television<\/span> <\/span><a href=\"https:\/\/www.rtvutrecht.nl\/nieuws\/3970001\/arnaut-onderzoekt-waarom-pfas-steeds-vaker-in-de-bodem-zit\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">RTV Utrecht [24 november 2025]<\/span><\/a><span data-contrast=\"auto\">. <\/span><span data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h4><span class=\"TextRun SCXW34415929 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW34415929 BCX8\">Wastewater-based epidemiology<\/span><\/span><\/h4>\n<p><span data-contrast=\"auto\"><span class=\"NormalTextRun SCXW34415929 BCX8\">Showing courage and boldness\u2014these are the qualities that drug researcher Thomas ter Laak attributes to municipal authorities when they ask KWR to <\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">monitor<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">\u00a0wastewater continuously (24\/7) for a week for residues of consumed drugs and,\u00a0<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">not infrequently<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">, drug waste. The public results of the wastewater studies conducted by KWR over the past 15 years have consistently had policy implications. In 2025, the Municipality of Dordrecht, among others, commissioned such a study, and the results were released in November. \u201cDordrecht not a drug\u00a0<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">Wa<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">lhalla<\/span><span class=\"NormalTextRun SCXW34415929 BCX8\">, but usage comparable to larger cities,\u201d reported<\/span>\u00a0<\/span><a href=\"https:\/\/www.ad.nl\/dordrecht\/dordrecht-geen-drugswalhalla-maar-gebruik-is-wel-vergelijkbaar-met-grotere-steden~a083bac2\/?referrer=https%3A%2F%2Fduckduckgo.com%2F&amp;cb=65c30d65-2e09-4cb2-91f0-0a90bc7164ee&amp;auth_rd=1\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">AD [20 november 2025]<\/span><\/a><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h4>AI in the water sector<\/h4>\n<p><span data-contrast=\"auto\">\u201c<span class=\"NormalTextRun SCXW246717270 BCX8\">We learn every day,\u201d says Siddharth Seshan, Portfolio\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW246717270 BCX8\">Manager<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">\u00a0Digital Water. \u201cThe sector is searching for the right applications, but also for trust in its use. We approach AI from our water\u00a0<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">expertise<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">.\u00a0<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">We are not an AI company; we are a water research institute.<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">\u00a0For us, AI is a tool to better understand and\u00a0<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">optimize<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">\u00a0water processes. Consider\u00a0<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">predicting water demand and identifying<\/span><span class=\"NormalTextRun SCXW246717270 BCX8\">\u00a0and classifying microplastics in water samples.\u201d<\/span> <\/span><a href=\"https:\/\/www.h2owaternetwerk.nl\/h2o-actueel\/artificial-intelligence-in-de-watersector-zo-verkennen-kwr-en-stowa-de-mogelijkheden\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">[H2O Actueel,\u00a08 juli 2025]<\/span><\/a><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h4>Cleaning up PFAS<\/h4>\n<p><b> <\/b><span data-contrast=\"auto\">K<span class=\"NormalTextRun SCXW235181667 BCX8\">WR researcher Johan van Leeuwen is also the scientific coordinator of the PFAS Living Lab at Utrecht University. His\u00a0<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">expertise<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0lies in the remediation of PFAS-contaminated soil. He\u00a0<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">anticipates<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">high costs<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0for cleaning up PFAS contamination at\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW235181667 BCX8\">Eerste<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW235181667 BCX8\">Lelystadse<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW235181667 BCX8\">Schroothandel<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">\u00a0(E.L.S.). \u201cUnlike the situation in\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW235181667 BCX8\">Doetinchem<\/span><span class=\"NormalTextRun SCXW235181667 BCX8\">, it may be necessary at E.L.S. to remove surrounding buildings in order to fully remediate the PFAS.\u201d According to Van Leeuwen, such sites should be remediated as quickly as possible: \u201cI would like to see E.L.S. placed on a priority list for remediation\u201d<\/span>\u00a0<\/span><a href=\"https:\/\/www.ftm.nl\/artikelen\/bij-dit-bedrijf-in-lelystad-vliegen-de-pfas-je-om-de-oren?share=ow1RJvYwjB5Ld4L1RBgxZ9TtCF6zP869hKEU8z7PL%2B%2BprgcrTFTuyx%2BvSSZEz%2BM%3D\" target=\"_blank\" rel=\"noopener\"><span data-contrast=\"none\">[Follow the Money,\u00a015 december 2025]<\/span><\/a><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In 2025, KWR researchers regularly appeared in the media to comment on current and socially relevant water-related issues. From drinking water safety and the impact of misinformation to emerging substances such as PFAS, their insights contribute to interpretation, public debate, and decision-making. The examples below illustrate how KWR experts use their knowledge to make complex topics accessible to a broad audience, thereby contributing to a better-informed society.<\/p>\n","protected":false},"author":5,"featured_media":84080,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-84061","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Researchers in the media - KWR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kwrwater.nl\/en\/actueel\/onderzoekers-in-beeld\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Researchers in the media - KWR\" \/>\n<meta property=\"og:description\" content=\"In 2025, KWR researchers regularly appeared in the media to comment on current and socially relevant water-related issues. From drinking water safety and the impact of misinformation to emerging substances such as PFAS, their insights contribute to interpretation, public debate, and decision-making. 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