{"id":17040,"date":"2025-02-05T17:56:19","date_gmt":"2025-02-05T17:56:19","guid":{"rendered":"https:\/\/www.tun.com\/home\/?p=17040"},"modified":"2025-02-05T19:05:10","modified_gmt":"2025-02-05T19:05:10","slug":"innovative-reusable-sponge-can-clean-and-reclaim-water-pollutants","status":"publish","type":"post","link":"https:\/\/www.tun.com\/home\/innovative-reusable-sponge-can-clean-and-reclaim-water-pollutants\/","title":{"rendered":"Innovative Reusable Sponge Can Clean and Reclaim Water Pollutants"},"content":{"rendered":"\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-uagb-blockquote uagb-block-e7eb3fc3 uagb-blockquote__skin-border uagb-blockquote__stack-img-none\"><blockquote class=\"uagb-blockquote\"><div class=\"uagb-blockquote__content\">Northwestern University introduces an innovative sponge that captures and releases pollutants, offering a reusable and cost-effective solution for water contamination.<\/div><footer><div class=\"uagb-blockquote__author-wrap uagb-blockquote__author-at-left\"><\/div><\/footer><\/blockquote><\/div>\n\n\n\n<div class=\"wp-block-group is-content-justification-space-between is-nowrap is-layout-flex wp-container-core-group-is-layout-b0ffac9c wp-block-group-is-layout-flex\"><div style=\"font-size:16px\" class=\"has-text-align-left wp-block-post-author\"><div class=\"wp-block-post-author__content\"><p class=\"wp-block-post-author__name\">The University Network<\/p><\/div><\/div>\n\n\n<div class=\"wp-block-uagb-social-share uagb-social-share__outer-wrap uagb-social-share__layout-horizontal uagb-block-ee584a31\">\n<div class=\"wp-block-uagb-social-share-child uagb-ss-repeater uagb-ss__wrapper uagb-block-ec619ce7\"><span class=\"uagb-ss__link\" data-href=\"https:\/\/www.facebook.com\/sharer.php?u=\" tabindex=\"0\" role=\"button\" aria-label=\"facebook\"><span class=\"uagb-ss__source-wrap\"><span class=\"uagb-ss__source-icon\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256c0 123.8 90.69 226.4 209.3 245V327.7h-63V256h63v-54.64c0-62.15 37-96.48 93.67-96.48 27.14 0 55.52 4.84 55.52 4.84v61h-31.28c-30.8 0-40.41 19.12-40.41 38.73V256h68.78l-11 71.69h-57.78V501C413.3 482.4 504 379.8 504 256z\"><\/path><\/svg><\/span><\/span><\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-social-share-child uagb-ss-repeater uagb-ss__wrapper uagb-block-32d99934\"><span class=\"uagb-ss__link\" data-href=\"https:\/\/twitter.com\/share?url=\" tabindex=\"0\" role=\"button\" aria-label=\"twitter\"><span class=\"uagb-ss__source-wrap\"><span class=\"uagb-ss__source-icon\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\"><path d=\"M389.2 48h70.6L305.6 224.2 487 464H345L233.7 318.6 106.5 464H35.8L200.7 275.5 26.8 48H172.4L272.9 180.9 389.2 48zM364.4 421.8h39.1L151.1 88h-42L364.4 421.8z\"><\/path><\/svg><\/span><\/span><\/span><\/div>\n\n\n\n<div class=\"wp-block-uagb-social-share-child uagb-ss-repeater uagb-ss__wrapper uagb-block-1d136f14\"><span class=\"uagb-ss__link\" data-href=\"https:\/\/www.linkedin.com\/shareArticle?url=\" tabindex=\"0\" role=\"button\" aria-label=\"linkedin\"><span class=\"uagb-ss__source-wrap\"><span class=\"uagb-ss__source-icon\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 448 512\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg><\/span><\/span><\/span><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Researchers at Northwestern University have unveiled a revolutionary sponge designed to address mounting water pollution challenges by efficiently trapping and releasing harmful contaminants. This innovative invention, detailed in an article <a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acsestwater.4c01234\" target=\"_blank\" rel=\"noopener\" title=\"\">published<\/a> in the journal Environmental Science &amp; Technology Water, holds promise for creating sustainable solutions to an increasingly pressing environmental issue.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The specially engineered sponge, coated with nanoparticles, selectively absorbs metals like zinc and copper, as well as phosphates. Previous iterations have demonstrated its ability to remove lead, microplastics and oil from various water bodies, including lakes and oceans. The contaminants can then be released through exposure to different pH levels, making the sponge both reusable and cost-effective.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;The technology can be used as a universal sorbent or &#8216;catch-all,&#8217; or it can be tailored to certain groups of contaminants like metals, plastics or nutrients,&#8221; principal investigator Vinayak Dravid, the Abraham Harris Professor of Materials Science and Engineering at Northwestern, said in a <a href=\"https:\/\/news.northwestern.edu\/stories\/2025\/02\/this-sponge-soaks-up-pollutants-but-saves-valuable-minerals?fj=1\" target=\"_blank\" rel=\"noopener\" title=\"\">news release<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dravid played a crucial role in developing this versatile solution.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The breakthrough offers a sustainable and economical approach to water purification. This innovative sponge platform has been created with environmental remediation in mind, particularly targeting contaminants prevalent in stormwater and agricultural runoff.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Though current water purification methods exist, they are often expensive and single-use, rendering them less feasible for widespread application. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This reusable sponge provides an adaptable alternative, combining effectiveness with practicality. The hydrophilic cellulose sponge is coated with particles designed to absorb specific pollutants, taking advantage of its porous structure to maximize surface area contact.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The inspiration for developing such advanced technology began with the pressing need to address pressing water contamination issues. Traditional methods for removing pollutants like copper, zinc and phosphate are typically costly, and often fail to reclaim the valuable resources present in the contaminants.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">First author Kelly Matuszewski, a doctoral student in the Dravid group, delves into the sponge&#8217;s capacity for real-world effectiveness. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;We can\u2019t just keep flushing these minerals down the toilet,&#8221; Matuszewski said in the news release. &#8220;We need to understand how they interact and find ways to actually utilize them.&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Matuszewski&#8217;s research demonstrated that lowering the pH could release metals such as copper and zinc from the sponge. Increasing the pH subsequently removed phosphates, ensuring the sponge retains its effectiveness even after multiple uses. This key development aligns with the pressing need to harness the diminishing resources available in natural mines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The practical applications of this new technology are already advancing, thanks to Northwestern&#8217;s partnership with stormwater treatment manufacturer StormTrap, LLC. This collaboration has catalyzed the move from laboratory research to industry implementation. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The next phase involves real-life scenarios, where the sponge&#8217;s capacity to absorb minerals from stormwater runoff and other contaminated water sources will be tested.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As the world struggles with increasing pollution and resource scarcity, Northwestern&#8217;s innovative sponge offers a ray of hope. Its potential to not only clean water but also reclaim valuable resources underscores the dual benefits of technological advancement in environmental sustainability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dravid and Northwestern University hold financial interests in Coral Innovations, the startup founded to commercialize this new technology.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers at Northwestern University have unveiled a revolutionary sponge designed to address mounting water pollution challenges by efficiently trapping and releasing harmful contaminants. This innovative invention, detailed in an article published in the journal Environmental Science &amp; Technology Water, holds promise for creating sustainable solutions to an increasingly pressing environmental issue. The specially engineered sponge, [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"single-no-separators","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-17040","post","type-post","status-publish","format-standard","hentry","category-sustainability"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Researchers at Northwestern have created a reusable sponge that can capture and release water contaminants, offering a sustainable solution to water pollution.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"The University Network\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.tun.com\/home\/innovative-reusable-sponge-can-clean-and-reclaim-water-pollutants\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"TUN - 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