{"id":160893,"date":"2026-02-04T14:41:16","date_gmt":"2026-02-04T14:41:16","guid":{"rendered":"https:\/\/friss-hirek.hu\/index.php\/kiderult-miert-haldoklott-eveken-at-a-patkai-viztarozo\/friss-hirek\/"},"modified":"2026-02-04T14:41:16","modified_gmt":"2026-02-04T14:41:16","slug":"kiderult-miert-haldoklott-eveken-at-a-patkai-viztarozo","status":"publish","type":"post","link":"https:\/\/friss-hirek.hu\/index.php\/kiderult-miert-haldoklott-eveken-at-a-patkai-viztarozo\/videk\/","title":{"rendered":"Kider\u00fclt, mi\u00e9rt haldoklott \u00e9veken \u00e1t a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3"},"content":{"rendered":"<p>Els\u0151sorban a nem megfelel\u0151 halgazd\u00e1lkod\u00e1s \u00e9s a t\u00falzott t\u00e1panyagterhel\u00e9s, nem pedig a mez\u0151gazdas\u00e1gi tev\u00e9kenys\u00e9g \u00e1ll a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3 drasztikus v\u00edzmin\u0151s\u00e9g-roml\u00e1sa m\u00f6g\u00f6tt \u2013 \u00e1llap\u00edtotta meg az ELTE K\u00f6rnyezet- \u00e9s T\u00e1jf\u00f6ldrajzi Tansz\u00e9k\u00e9nek legfrissebb kutat\u00e1sa. A szakemberek szerint a t\u00e1roz\u00f3 rehabilit\u00e1ci\u00f3ja elengedhetetlen a Velencei-t\u00f3 j\u00f6v\u0151je szempontj\u00e1b\u00f3l.<\/p><div id=\"friss-2909373113\" class=\"friss-etarget friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var i=(n<=window.pageYOffset+window.innerHeight&&d<window.pageXOffset+window.innerWidth&&n+a>window.pageYOffset&&d+r>window.pageXOffset);if(i&&etargetAllowOtherCheck){allowed=!1;var c=document.createElement(\"script\");return c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var etargetCurScript=document.getElementById(etargetScriptID);etargetCurScript.parentNode.appendChild(etargetPostloadPoint),document.addEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b);var etargetAllowOtherCheck=!0;if(typeof(\"forceRunPostload\")==\"string\"){etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b()}<\/script><\/div>\n<p>Az ELTE kutat\u00f3csoportja a Hydrobiologia c\u00edm\u0171 szakfoly\u00f3iratban publik\u00e1lt tanulm\u00e1ny\u00e1ban modern paleo\u00f6kol\u00f3giai \u00e9s geok\u00e9miai m\u00f3dszerekkel vizsg\u00e1lta a v\u00edzt\u00e1roz\u00f3 elm\u00falt negyven \u00e9v\u00e9nek \u00f6kol\u00f3giai folyamatait. A kutat\u00f3k azt szerett\u00e9k volna meg\u00e9rteni, hogy mi \u00e1ll a drasztikus v\u00edzmin\u0151s\u00e9g-roml\u00e1s m\u00f6g\u00f6tt, \u00e9s mit lehet tenni a Velencei-t\u00f3 v\u00edzp\u00f3tl\u00e1s\u00e1ban kulcsszerepet j\u00e1tsz\u00f3 t\u00e1roz\u00f3 megment\u00e9se \u00e9rdek\u00e9ben.<\/p>\n<p>A Magyari Enik\u0151 egyetemi tan\u00e1r vezet\u00e9s\u00e9vel v\u00e9gzett kutat\u00e1s sor\u00e1n egy 54 centim\u00e9ter hossz\u00fa \u00fcled\u00e9kfurat elemz\u00e9s\u00e9vel rekonstru\u00e1lt\u00e1k a v\u00edzt\u00e1roz\u00f3 \u00e1llapot\u00e1t 1983-t\u00f3l napjainkig. Az \u00c9ghajlatv\u00e1ltoz\u00e1s Nemzeti Labor keret\u00e9ben form\u00e1l\u00f3dott kutat\u00f3csoport az \u00fcled\u00e9kben meg\u0151rz\u0151d\u00f6tt \u00e1rvasz\u00fanyog-maradv\u00e1nyok, pollenek \u00e9s az alkalmazott \u00e1tfog\u00f3 geok\u00e9miai anal\u00edzis alapj\u00e1n <strong>h\u00e1rom j\u00f3l elk\u00fcl\u00f6n\u00edthet\u0151 korszakot azonos\u00edtott<\/strong>.<\/p>\n<ul>\n<li>Az 1983 \u00e9s 1997 k\u00f6z\u00f6tti, kialak\u00edt\u00e1st k\u00f6vet\u0151 id\u0151szakot az 1990-es \u00e9vek elej\u00e9n a lecsapol\u00e1s, majd a t\u00e1roz\u00f3 \u00fajrat\u00f6lt\u00e9se zavarta meg. Az instabil id\u0151szakot oxig\u00e9nszeg\u00e9ny k\u00f6rnyezet, magas hordal\u00e9kar\u00e1ny, alacsony biol\u00f3giai produktivit\u00e1s jellemezte.<\/li>\n<li>A vizsg\u00e1lat alapj\u00e1n az 1997-t\u0151l 2015-ig tart\u00f3 id\u0151szak volt a t\u00e1roz\u00f3 \u201earanykora\u201d. Ebben az id\u0151szakban a stabil v\u00edzszintnek k\u00f6sz\u00f6nhet\u0151en gazdag h\u00edn\u00e1rn\u00f6v\u00e9nyzet alakult ki, javult a fen\u00e9kvizek oxig\u00e9nell\u00e1totts\u00e1ga, n\u0151tt az \u00f6kol\u00f3giai sokf\u00e9les\u00e9g. A kutat\u00f3k ezt az id\u0151szakot jel\u00f6lt\u00e9k ki hivatalos referencia\u00e1llapotk\u00e9nt a helyre\u00e1ll\u00edt\u00e1shoz.<\/li>\n<li>Ezt k\u00f6vet\u0151en, 2015-2022 k\u00f6z\u00f6tt a legfiatalabb r\u00e9tegekben gyors \u00fctem\u0171 v\u00edzmin\u0151s\u00e9groml\u00e1st, a szervesanyag-tartalom drasztikus n\u00f6veked\u00e9s\u00e9t tapasztalt\u00e1k a kutat\u00f3k, amely sor\u00e1n a t\u00e1roz\u00f3 oxig\u00e9nhi\u00e1nyos, hipertr\u00f3f \u00e1llapotba ker\u00fclt. A t\u00f6meges halpusztul\u00e1s \u00e9s a v\u00edzp\u00f3tl\u00f3 funkci\u00f3 elveszt\u00e9se a t\u00e1roz\u00f3 2024-es le\u00fcr\u00edt\u00e9s\u00e9hez vezetett.<\/li>\n<\/ul>\n<p>Tombor Eszter, a tanulm\u00e1ny els\u0151 szerz\u0151je kiemelte:<\/p>\n<blockquote class=\"_ce_measure_widget\" data-ce-measure-widget=\"Id\u00e9zet\">\n<p>az eredm\u00e9nyek r\u00e1mutattak, hogy a v\u00edzmin\u0151s\u00e9g roml\u00e1s\u00e1nak h\u00e1tter\u00e9ben els\u0151sorban a t\u00e1roz\u00f3n bel\u00fcli halgazd\u00e1lkod\u00e1s, az intenz\u00edv haltelep\u00edt\u00e9s \u00e9s etet\u00e9s, valamint a befoly\u00f3 vizek magas t\u00e1panyagterhel\u00e9se \u00e1ll.<\/p>\n<\/blockquote>\n<p>Ezek oka kapcsol\u00f3dik a kl\u00edmav\u00e1ltoz\u00e1s okozta sz\u00e9ls\u0151s\u00e9ges csapad\u00e9keloszl\u00e1shoz. A negat\u00edv hat\u00e1sokhoz t\u00e1rsult emellett a t\u00e1roz\u00f3t t\u00e1pl\u00e1l\u00f3 Cs\u00e1sz\u00e1r-v\u00edz viz\u00e9nek elvezet\u00e9se a patak fels\u0151 szakasz\u00e1n, ami miatt a mederben magas a tiszt\u00edtott kommun\u00e1lis szennyv\u00edz ar\u00e1nya.<\/p>\n<p>A szerz\u0151k hangs\u00falyozt\u00e1k, hogy a Velencei-t\u00f3 biztons\u00e1gos v\u00edzp\u00f3tl\u00e1sa \u00e9rdek\u00e9ben elker\u00fclhetetlen a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3 \u00f6kol\u00f3giai helyre\u00e1ll\u00edt\u00e1sa A szak\u00e9rt\u0151k javaslatai k\u00f6z\u00f6tt szerepel a k\u00f6r\u00fcltekint\u0151 mederkotr\u00e1s, a horg\u00e1szat szab\u00e1lyoz\u00e1sa, a ragadoz\u00f3 halak ar\u00e1ny\u00e1nak n\u00f6vel\u00e9se \u00e9s a Cs\u00e1sz\u00e1r-v\u00edz v\u00edzmin\u0151s\u00e9g\u00e9nek jav\u00edt\u00e1sa.<\/p>\n<p>A c\u00e9l a t\u00e1roz\u00f3 1997 \u00e9s 2015 k\u00f6z\u00f6tti stabil, eg\u00e9szs\u00e9ges \u00e1llapot\u00e1nak visszanyer\u00e9se. (MTI)<\/p>\n<p>2021-ben a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3b\u00f3l <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2021\/09\/24\/velencei-to-patkai-viztarozo\/\" target=\"_blank\" rel=\"noopener\">kezdt\u00e9k p\u00f3tolni a Velencei t\u00f3 viz\u00e9t<\/a>, ami n\u00e9h\u00e1ny h\u00f3nap alatt <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2022\/02\/24\/vizszint-velencei-to-patkai-viztarozo\/\" target=\"_blank\" rel=\"noopener\">eredm\u00e9nyre vezetett<\/a>. 2022-ben <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2022\/02\/08\/alairast-gyujtenek-a-helyiek-a-patkai-viztarozoert\/\" target=\"_blank\" rel=\"noopener\">al\u00e1\u00edr\u00e1sgy\u0171jt\u00e9sbe kezdtek<\/a> a helyiek a v\u00edzt\u00e1roz\u00f3\u00e9rt.<\/p>\n<div class=\"o-post__articRecommend m-articRecommend -hasImg cf article-recommendation-container cf _ce_measure_widget\" data-ce-measure-widget=\"Cikkaj\u00e1nl\u00f3 widget\">\n<div class=\"m-articRecommend__widgetTitle\">Kapcsol\u00f3d\u00f3<\/div>\n<div class=\"m-articRecommend__imgWrap image-container\"><a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2024\/01\/08\/tomeges-halpusztulas-patkai-viztarozo\/\" target=\"_self\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"270\" src=\"https:\/\/s.24.hu\/app\/uploads\/sites\/11\/2024\/01\/417785204_122179365092001780_8431711207679845004_n-e1704709418918-480x270.jpg\" class=\"img-responsive wp-post-image\" alt=\"\" \/><\/a><\/div>\n<div class=\"m-articRecommend__cntWrap content-container \">\n\t\t\t<a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2024\/01\/08\/tomeges-halpusztulas-patkai-viztarozo\/\" target=\"_self\" class=\"m-articRecommend__title ar-title\">D\u00f6bbenetes halpusztul\u00e1s a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3ban<\/a>\n<div class=\"m-articRecommend__lead ar-lead\">Halomban \u00e1llnak a begy\u0171jt\u00f6tt tetemek.<\/div>\n<\/div>\n<\/div>\n<p>The post <a href=\"https:\/\/sokszinuvidek.24.hu\/viragzo-videkunk\/2026\/02\/04\/patkai-viztarozo-vizminoseg-romlasa-kutatas\/\" target=\"_blank\">Kider\u00fclt, mi\u00e9rt haldoklott \u00e9veken \u00e1t a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3<\/a> first appeared on <a href=\"https:\/\/sokszinuvidek.24.hu\/\" target=\"_blank\">Soksz\u00edn\u0171 vid\u00e9k<\/a>.<\/p><div id=\"friss-4015750269\" class=\"friss-etarget-cikk-vege friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var i=(n<=window.pageYOffset+window.innerHeight&&d<window.pageXOffset+window.innerWidth&&n+a>window.pageYOffset&&d+r>window.pageXOffset);if(i&&etargetAllowOtherCheck){allowed=!1;var c=document.createElement(\"script\");return c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var etargetCurScript=document.getElementById(etargetScriptID);etargetCurScript.parentNode.appendChild(etargetPostloadPoint),document.addEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b);var etargetAllowOtherCheck=!0;if(typeof(\"forceRunPostload\")==\"string\"){etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b()}<\/script><\/div><div id=\"friss-1432117424\" class=\"friss-after-content friss-entity-placement\"><script type=\"text\/javascript\" id=\"etargetScript7a9b589f63cb072bef80df221f46a22b\">function etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b(){var e=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",t=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",o=document.getElementById(e);if(o){for(var n=o.offsetTop,d=o.offsetLeft,r=o.offsetWidth,a=o.offsetHeight;o.offsetParent;)o=o.offsetParent,n+=o.offsetTop,d+=o.offsetLeft;var i=(n<=window.pageYOffset+window.innerHeight&&d<window.pageXOffset+window.innerWidth&&n+a>window.pageYOffset&&d+r>window.pageXOffset);if(i&&etargetAllowOtherCheck){allowed=!1;var c=document.createElement(\"script\");return c.src=\"\/\/hu.search.etargetnet.com\/generic\/uni.php?g=ref:58661,area:700x210\",void(document.getElementById(t)&&document.getElementById(e)&&(document.getElementById(t).parentNode.appendChild(c),document.getElementById(t).parentNode.removeChild(document.getElementById(t)),document.getElementById(e).parentNode.removeChild(document.getElementById(e)),document.removeEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.removeEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b)))}}}var etargetDivID=\"etargetPostload7a9b589f63cb072bef80df221f46a22b\",etargetScriptID=\"etargetScript7a9b589f63cb072bef80df221f46a22b\",etargetPostloadPoint=document.createElement(\"div\");etargetPostloadPoint.id=etargetDivID;var etargetCurScript=document.getElementById(etargetScriptID);etargetCurScript.parentNode.appendChild(etargetPostloadPoint),document.addEventListener(\"scroll\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"resize\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b),document.addEventListener(\"DOMContentLoaded\",etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b);var etargetAllowOtherCheck=!0;if(typeof(\"forceRunPostload\")==\"string\"){etargetPostloadFunction7a9b589f63cb072bef80df221f46a22b()}<\/script><\/div><div id=\"friss-2622277552\" class=\"friss-after-content_2 friss-entity-placement\" style=\"clear: both;\"><div class=\"wprss_ajax\" data-id=\"rss52b3b9ed25\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/friss-hirek.hu\/wp-content\/plugins\/wp-rss-retriever\/inc\/imgs\/ajax-loader.gif\" alt=\"Loading RSS Feed\" width=\"16\" height=\"16\"><\/div><\/div><br style=\"clear: both; display: block; float: none;\"\/><div id=\"friss-2364771136\" class=\"friss-after-content_3 friss-entity-placement\">https:\/\/www.youtube.com\/watch?v=Pdnw4KiUWp0<\/div>","protected":false},"excerpt":{"rendered":"<p>Els\u0151sorban a nem megfelel\u0151 halgazd\u00e1lkod\u00e1s \u00e9s a t\u00falzott t\u00e1panyagterhel\u00e9s, nem pedig a mez\u0151gazdas\u00e1gi tev\u00e9kenys\u00e9g \u00e1ll a P\u00e1tkai-v\u00edzt\u00e1roz\u00f3 drasztikus v\u00edzmin\u0151s\u00e9g-roml\u00e1sa m\u00f6g\u00f6tt \u2013 \u00e1llap\u00edtotta meg az ELTE K\u00f6rnyezet- \u00e9s T\u00e1jf\u00f6ldrajzi Tansz\u00e9k\u00e9nek legfrissebb kutat\u00e1sa. A szakemberek szerint a t\u00e1roz\u00f3 rehabilit\u00e1ci\u00f3ja elengedhetetlen a Velencei-t\u00f3 j\u00f6v\u0151je szempontj\u00e1b\u00f3l. Az ELTE kutat\u00f3csoportja a Hydrobiologia c\u00edm\u0171 szakfoly\u00f3iratban publik\u00e1lt tanulm\u00e1ny\u00e1ban modern paleo\u00f6kol\u00f3giai \u00e9s geok\u00e9miai [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-160893","post","type-post","status-publish","format-standard","hentry","category-videk"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/160893","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/comments?post=160893"}],"version-history":[{"count":0,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/posts\/160893\/revisions"}],"wp:attachment":[{"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/media?parent=160893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/categories?post=160893"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/friss-hirek.hu\/index.php\/wp-json\/wp\/v2\/tags?post=160893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}