{"id":2201,"date":"2023-06-22T14:16:43","date_gmt":"2023-06-22T12:16:43","guid":{"rendered":"https:\/\/uus.osaservice.ee\/?p=2201"},"modified":"2023-07-19T14:10:44","modified_gmt":"2023-07-19T12:10:44","slug":"ahtme-tuhamae-leiud-kaivitasid-toorainepankade-suurprojekti","status":"publish","type":"post","link":"https:\/\/osaservice.ee\/et\/tuhamaed\/ahtme-tuhamae-leiud-kaivitasid-toorainepankade-suurprojekti\/","title":{"rendered":"Ahtme tuham\u00e4e leiud k\u00e4ivitasid toorainepankade suurprojekti"},"content":{"rendered":"\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Ragn-Sellsi edukad puurimist\u00f6\u00f6d Ahtme vanal tuham\u00e4el panid aluse Tartu \u00dclikooli ulatuslikule teadusprojektile, mille eesm\u00e4rk on kaardistada ettev\u00f5tjate jaoks kriitilised toorained, mis v\u00f5iksid sisalduda senini kasutult seisvates Ida-Virumaa ligi 40 aheraine- ja tuham\u00e4es.<\/strong> <br><br>Ragn-Sells, mis soovib 2025. aastal avada Narvas p\u00f5levkivituhkade v\u00e4\u00e4rindamise demotehase, on nelja viimase aasta jooksul t\u00e4iendavate v\u00f5imaluste leidmiseks puurinud juba viite Eesti tuham\u00e4ge. Viimati puuriti Viru Keemia Grupile (VKG) kuuluvat m\u00e4ge Ahtmes, kust saadi nii m\u00e4rkimisv\u00e4\u00e4rsed tulemused, et nende vastu tuntakse j\u00e4tkuvat huvi Euroopa \u00e4ri- ja valitsusringkondades.<br><br>\u201cPuurimise tulemused kinnitavad, et sarnaselt Eesti Energia tuham\u00e4gedele, on ka VKG Ahtme tuham\u00e4es peidus k\u00fcllaldaselt kaltsiumit, magneesiumit, rauda, alumiiniumit, r\u00e4ni ja muid tooraineid. Nende hulgas on ka tooraineid, mille Euroopa Liit on kuulutanud kriitilisteks tooraineteks, mille maap\u00f5uest kaevandamine ja t\u00f6\u00f6tlemine saastab v\u00e4ga oluliselt keskkonda,\u201d lausus Ragn-Sellsi OSA projekti juht <strong>Alar Saluste. <\/strong>\u201cMeie edukad testid n\u00e4itavad, et need kasutult seisvad tuham\u00e4ed on tegelikult t\u00f5elised toorainepangad, sest tarkade lahendustega saab sellest tuhast v\u00e4ga edukalt v\u00e4lja v\u00f5tta ja taaskasutada k\u00f5iki neid Eesti ja Euroopa majanduse jaoks nii t\u00e4htsaid toorained.\u201d<br><br>Eesti toorainepankade suurusest puudub t\u00e4naseni t\u00e4pne \u00fclevaade. On vaid hinnangud, et Ida-Virumaal on ligi 40 m\u00e4es \u00fcle 1 miljardi tonni erinevaid t\u00f6\u00f6stus- ja kaevandusj\u00e4\u00e4tmeid, millest ligi 600 miljonit tonni on p\u00f5levkivituhk. Tahked j\u00e4\u00e4tmed katavad \u00fcle 30 km<sup>2<\/sup> Ida-Virumaa territooriumist ning paljudest j\u00e4\u00e4tmem\u00e4gedest lekib p\u00f5hjavette erinevaid saasteaineid. Seega on j\u00e4\u00e4tmete ringlussev\u00f5tul ka suur positiivne keskkonnaefekt.<br><br>\u201cOlukorras, kus Euroopa Liit otsustas kevadel, et 2030. aastaks peab kuni 40% kriitilistest toormetest tulema liidu enda tootmisest, on Ida-Virumaa m\u00e4ed hea v\u00f5imalus h\u00e4\u00e4buva p\u00f5levkivienergeetika asemele uue t\u00f6\u00f6stusharu loomiseks,\u201d selgitas Saluste. \u201cKui targalt v\u00e4\u00e4rindada miljard tonni Ida-Virumaa t\u00f6\u00f6stusj\u00e4\u00e4tmeid, oleks v\u00f5imalik sellega rahuldada kogu Euroopa mitmesuguste materjalide vajadus 10\u201320 aastaks.\u201d<br><br>Tartu \u00dclikooli geoloogia-mineraloogia professor <strong>Kalle Kirsim\u00e4e<\/strong> \u00fctles, et Ida-Virumaa uue ringmajandust\u00f6\u00f6stuse loomiseks on eluliselt oluline, et tekiks p\u00f5hjalik arusaamine kui palju ja milliseid tooraineid konkreetsetes Eesti t\u00f6\u00f6stus- ja kaevandusj\u00e4\u00e4tmete m\u00e4gedes tegelikult peidus on.<br><br>Just selle t\u00f6\u00f6 on otsustanud enda kanda v\u00f5tta Tartu \u00dclikooli geoloogid koost\u00f6\u00f6s Eesti Geoloogiateenistusega. \u00d5iglase \u00dclemineku Fondist taotletav projekt \u201eIda-Virumaale ladestatud tahkete t\u00f6\u00f6stusj\u00e4\u00e4tmete ringlussev\u00f5tt\u201c on ettevalmistamisel ja selle vastu on suur huvi lisaks Ragn-Sellsile n\u00e4idanud veel seitse ettev\u00f5tet. Nende huvi peitub lisaks m\u00e4gede koostise infole ka konkurentsiv\u00f5imeliste tehnoloogiliste lahenduste leidmises. Lisaks keemiat\u00f6\u00f6stusele on v\u00f5imalik j\u00e4\u00e4tmeid kasutada kindlasti ka v\u00e4etise- ja ehitusmaterjalide t\u00f6\u00f6stuses.<br><br>\u201eProjekti k\u00e4ivitudes koondatakse kogu olemasolev info j\u00e4\u00e4tmem\u00e4gede kohta, seotakse asukohad ja kogused \u00fchtsesse kaardirakendusse ning neil juhtudel, kus teadmatus on k\u00f5ige suurem ja samas materjal k\u00f5ige perspektiivsem, k\u00e4ivitatakse t\u00e4iendavad keemilise ja mineraalse koostise uuringud. Samal ajal uuritakse erinevaid kasutusv\u00f5imalusi. Kui Eesti kompetentsist j\u00e4\u00e4b v\u00e4heseks, kaasatakse ka v\u00e4liseksperte,\u201c selgitas Kirsim\u00e4e.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ragn-Sellsi edukad puurimist\u00f6\u00f6d Ahtme vanal tuham\u00e4el panid aluse Tartu \u00dclikooli ulatuslikule teadusprojektile, mille eesm\u00e4rk on kaardistada ettev\u00f5tjate jaoks kriitilised toorained, mis v\u00f5iksid sisalduda senini kasutult seisvates Ida-Virumaa ligi 40 aheraine- ja tuham\u00e4es.<\/p>\n","protected":false},"author":2,"featured_media":2431,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"enabled","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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Pesti","author_link":"https:\/\/osaservice.ee\/et\/author\/rainer\/"},"uagb_comment_info":0,"uagb_excerpt":"Ragn-Sellsi edukad puurimist\u00f6\u00f6d Ahtme vanal tuham\u00e4el panid aluse Tartu \u00dclikooli ulatuslikule teadusprojektile, mille eesm\u00e4rk on kaardistada ettev\u00f5tjate jaoks kriitilised toorained, mis v\u00f5iksid sisalduda senini kasutult seisvates Ida-Virumaa ligi 40 aheraine- ja tuham\u00e4es.","_links":{"self":[{"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/posts\/2201","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/comments?post=2201"}],"version-history":[{"count":5,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/posts\/2201\/revisions"}],"predecessor-version":[{"id":2439,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/posts\/2201\/revisions\/2439"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/media\/2431"}],"wp:attachment":[{"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/media?parent=2201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/categories?post=2201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/osaservice.ee\/et\/wp-json\/wp\/v2\/tags?post=2201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}