{"id":13171,"date":"2021-06-25T23:29:22","date_gmt":"2021-06-25T23:29:22","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=13171"},"modified":"2021-06-25T23:29:22","modified_gmt":"2021-06-25T23:29:22","slug":"winter-water-pollution-climate-change","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/environmental-science\/winter-water-pollution-climate-change\/","title":{"rendered":"Zimn\u00ed zne\u010di\u0161t\u011bn\u00ed vody: Skryt\u00e1 hrozba pro \u017eivotn\u00ed prost\u0159ed\u00ed a zdrav\u00ed"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Zm\u011bna klimatu a zimn\u00ed zne\u010di\u0161t\u011bn\u00ed vody<\/h2>\n\n<h2 class=\"wp-block-heading\">Probl\u00e9m zne\u010di\u0161t\u011bn\u00ed zem\u011bd\u011blsk\u00fdmi \u017eivinami<\/h2>\n\n<p>B\u011bhem chladn\u011bj\u0161\u00edch m\u011bs\u00edc\u016f zem\u011bd\u011blsk\u00e9 chemik\u00e1lie z hnoje a um\u011bl\u00fdch hnojiv obvykle zmrznou a z\u016fstanou uzav\u0159eny. Av\u0161ak jeliko\u017e zm\u011bna klimatu vede k teplej\u0161\u00edm zim\u00e1m, tyto zmrzl\u00e9 chemik\u00e1lie mohou rozt\u00e1t a uvolnit se do podzemn\u00edch a povrchov\u00fdch vod.<\/p>\n\n<p>Toto zne\u010di\u0161t\u011bn\u00ed \u017eivinami m\u016f\u017ee m\u00edt z\u00e1va\u017en\u00e9 d\u016fsledky. Kdy\u017e jsou rostliny v zim\u011b v klidu, nemohou tyto \u017eiviny absorbovat, co\u017e m\u016f\u017ee v\u00e9st ke \u0161kodliv\u00e9mu odtoku do bl\u00edzk\u00fdch vodn\u00edch tok\u016f. Tento odtok m\u016f\u017ee zp\u016fsobit p\u0159emno\u017een\u00ed \u0159as, \u00fahyn ryb a dal\u0161\u00ed probl\u00e9my s kvalitou vody.<\/p>\n\n<h2 class=\"wp-block-heading\">Ud\u00e1losti de\u0161t\u011b na sn\u011bhu: Hlavn\u00ed p\u0159isp\u011bvatel<\/h2>\n\n<p>Jedn\u00edm z kl\u00ed\u010dov\u00fdch faktor\u016f p\u0159isp\u00edvaj\u00edc\u00edch k zimn\u00edmu zne\u010di\u0161t\u011bn\u00ed vody jsou ud\u00e1losti de\u0161t\u011b na sn\u011bhu. Kdy\u017e pr\u0161\u00ed na sn\u00edh, m\u016f\u017ee sn\u00edh rozt\u00e1t a vytvo\u0159it odtok, kter\u00fd p\u0159en\u00e1\u0161\u00ed zne\u010di\u0161\u0165uj\u00edc\u00ed l\u00e1tky do vodn\u00edch tok\u016f.<\/p>\n\n<p>V\u00fdzkumn\u00edci zjistili, \u017ee ud\u00e1losti de\u0161t\u011b na sn\u011bhu mohou uvolnit velk\u00e9 mno\u017estv\u00ed sediment\u016f a \u017eivin do \u0159ek a potok\u016f. Toto zne\u010di\u0161t\u011bn\u00ed m\u016f\u017ee b\u00fdt je\u0161t\u011b z\u00e1va\u017en\u011bj\u0161\u00ed ne\u017e zne\u010di\u0161t\u011bn\u00ed z podobn\u00fdch de\u0161\u0165ov\u00fdch sr\u00e1\u017eek v teplej\u0161\u00edch m\u011bs\u00edc\u00edch, proto\u017ee rostliny nejsou p\u0159\u00edtomny, aby \u017eiviny absorbovaly.<\/p>\n\n<h2 class=\"wp-block-heading\">Ohro\u017een\u00e9 regiony<\/h2>\n\n<p>Ne v\u0161echny regiony Spojen\u00fdch st\u00e1t\u016f jsou stejn\u011b ohro\u017eeny zimn\u00edm zne\u010di\u0161t\u011bn\u00edm \u017eivinami. V\u00fdzkumn\u00edci v\u0161ak identifikovali n\u011bkolik oblast\u00ed, kter\u00e9 jsou obzvl\u00e1\u0161t\u011b zraniteln\u00e9, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Skalnat\u00e9 hory<\/li>\n<li>Tichomo\u0159sk\u00fd severoz\u00e1pad<\/li>\n<li>Severov\u00fdchod<\/li>\n<li>Severn\u00ed st\u0159edoz\u00e1pad<\/li>\n<li>Centr\u00e1ln\u00ed pl\u00e1n\u011b<\/li>\n<li>Sierry Nevady<\/li>\n<\/ul>\n\n<p>Tyto oblasti maj\u00ed velk\u00e9 z\u00e1soby dus\u00edku a fosforu, co\u017e jsou kl\u00ed\u010dov\u00e9 \u017eiviny, kter\u00e9 mohou p\u0159isp\u00edvat ke zne\u010di\u0161t\u011bn\u00ed vody. Je tak\u00e9 pravd\u011bpodobn\u00e9, \u017ee budou s oteplov\u00e1n\u00edm klimatu zaznamen\u00e1vat v\u00edce ud\u00e1lost\u00ed de\u0161t\u011b na sn\u011bhu.<\/p>\n\n<h2 class=\"wp-block-heading\">Dopad na kvalitu vody<\/h2>\n\n<p>Zimn\u00ed zne\u010di\u0161t\u011bn\u00ed \u017eivinami m\u016f\u017ee m\u00edt devastuj\u00edc\u00ed dopad na kvalitu vody. Vysok\u00e9 hladiny \u017eivin mohou v\u00e9st k:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>P\u0159emno\u017een\u00ed \u0159as, kter\u00e9 m\u016f\u017ee blokovat slune\u010dn\u00ed sv\u011btlo a kysl\u00edk, aby se nedostaly k podvodn\u00edm rostlin\u00e1m a \u017eivo\u010dich\u016fm<\/li>\n<li>\u00dahynu ryb, proto\u017ee ryby nemohou p\u0159e\u017e\u00edt ve vod\u011b s n\u00edzkou hladinou kysl\u00edku<\/li>\n<li>Mrtv\u00fdm z\u00f3n\u00e1m, co\u017e jsou oblasti vody bez kysl\u00edku, kde ryby a dal\u0161\u00ed mo\u0159sk\u00fd \u017eivot nemohou p\u0159e\u017e\u00edt<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Pot\u0159eba dal\u0161\u00edho v\u00fdzkumu a opat\u0159en\u00ed<\/h2>\n\n<p>Ot\u00e1zka zimn\u00edho zne\u010di\u0161t\u011bn\u00ed vody je relativn\u011b novou oblast\u00ed v\u00fdzkumu. V\u011bdci st\u00e1le pracuj\u00ed na tom, aby pln\u011b pochopili rozsah probl\u00e9mu a jeho potenci\u00e1ln\u00ed dopady.<\/p>\n\n<p>V\u00fdzkum, kter\u00fd byl dosud proveden, v\u0161ak nazna\u010duje, \u017ee zimn\u00ed zne\u010di\u0161t\u011bn\u00ed vody p\u0159edstavuje v\u00e1\u017enou hrozbu pro kvalitu vody. Je d\u016fle\u017eit\u00e9, aby tv\u016frci politik a spr\u00e1vci vodn\u00edch zdroj\u016f podnikli kroky k \u0159e\u0161en\u00ed tohoto probl\u00e9mu, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Prov\u00e1d\u011bn\u00ed dal\u0161\u00edho v\u00fdzkumu pro lep\u0161\u00ed pochopen\u00ed p\u0159\u00ed\u010din a n\u00e1sledk\u016f zimn\u00edho zne\u010di\u0161t\u011bn\u00ed vody<\/li>\n<li>Vypracov\u00e1n\u00ed strategi\u00ed ke sn\u00ed\u017een\u00ed odtoku \u017eivin ze zem\u011bd\u011blsk\u00fdch zdroj\u016f<\/li>\n<li>Vzd\u011bl\u00e1v\u00e1n\u00ed ve\u0159ejnosti o v\u00fdznamu ochrany kvality vody v zimn\u00edch m\u011bs\u00edc\u00edch<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Zm\u011bna klimatu a zimn\u00ed zne\u010di\u0161t\u011bn\u00ed vody Probl\u00e9m zne\u010di\u0161t\u011bn\u00ed zem\u011bd\u011blsk\u00fdmi \u017eivinami B\u011bhem chladn\u011bj\u0161\u00edch m\u011bs\u00edc\u016f zem\u011bd\u011blsk\u00e9 chemik\u00e1lie z hnoje a um\u011bl\u00fdch hnojiv obvykle zmrznou a z\u016fstanou uzav\u0159eny. Av\u0161ak jeliko\u017e zm\u011bna klimatu vede&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[17760,17759,287,2434,9472,34,8112],"class_list":["post-13171","post","type-post","status-publish","format-standard","hentry","category-environmental-science","tag-dead-zones","tag-runoff","tag-agriculture","tag-winter","tag-nutrients","tag-climate-change","tag-water-pollution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/13171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=13171"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/13171\/revisions"}],"predecessor-version":[{"id":13172,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/13171\/revisions\/13172"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=13171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=13171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=13171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}