{"id":18564,"date":"2024-11-09T17:24:10","date_gmt":"2024-11-09T17:24:10","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=18564"},"modified":"2024-11-09T17:24:10","modified_gmt":"2024-11-09T17:24:10","slug":"americas-lakes-losing-blue-hue-murky-waters-rise","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/environmental-science\/americas-lakes-losing-blue-hue-murky-waters-rise\/","title":{"rendered":"Americk\u00e1 jezera: Ztr\u00e1cej\u00ed sv\u016fj modr\u00fd odst\u00edn"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Americk\u00e1 jezera: Ztr\u00e1cej\u00ed sv\u016fj modr\u00fd odst\u00edn<\/h2>\n\n<p>V posledn\u00edch p\u011bti letech pro\u0161la americk\u00e1 jezera v\u00fdznamnou prom\u011bnou. Modr\u00e1 jezera, kdysi dominantn\u00ed typ, se sn\u00ed\u017eila o 18 procent, zat\u00edmco zakalen\u00e1 jezera vzrostla o 12 procent. Tento posun vyvolal obavy v\u011bdc\u016f, kte\u0159\u00ed varuj\u00ed, \u017ee zakalen\u00e1 jezera by mohla m\u00edt negativn\u00ed d\u016fsledky pro kvalitu vody a vodn\u00ed \u017eivot.<\/p>\n\n<h3 class=\"wp-block-heading\">P\u0159\u00ed\u010diny zakalen\u00fdch jezer<\/h3>\n\n<p>P\u0159esn\u00e9 p\u0159\u00ed\u010diny n\u00e1r\u016fstu zakalen\u00fdch jezer jsou st\u00e1le nezn\u00e1m\u00e9, ale v\u011bdci se domn\u00edvaj\u00ed, \u017ee m\u016f\u017ee hr\u00e1t roli n\u011bkolik faktor\u016f.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Zastav\u011bn\u00e9 \u00fazem\u00ed:<\/strong> Zakalen\u00e1 jezera se nach\u00e1zej\u00ed ve vodn\u00edch toc\u00edch s v\u011bt\u0161\u00edm mno\u017estv\u00edm zem\u011bd\u011blsk\u00e9 p\u016fdy, kter\u00e1 m\u016f\u017ee do vody p\u0159isp\u00edvat \u017eivinami a sedimenty.<\/li>\n<li><strong>Klimatick\u00e9 zm\u011bny:<\/strong> Rostouc\u00ed teploty a zm\u011bny sr\u00e1\u017ekov\u00fdch vzor\u016f mohou tak\u00e9 ovlivnit kvalitu vody v jeze\u0159e, co\u017e vede ke zv\u00fd\u0161en\u00e9mu r\u016fstu \u0159as a z\u00e1kalu.<\/li>\n<li><strong>Modely vyu\u017e\u00edv\u00e1n\u00ed krajiny:<\/strong> Lidsk\u00e9 aktivity, jako je odles\u0148ov\u00e1n\u00ed a urbanizace, mohou zm\u011bnit tok vody do jezer, co\u017e m\u016f\u017ee tak\u00e9 ovlivnit kvalitu vody.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">D\u016fsledky zakalen\u00fdch jezer<\/h3>\n\n<p>Zakalen\u00e1 jezera maj\u00ed n\u011bkolik negativn\u00edch d\u016fsledk\u016f pro kvalitu vody a vodn\u00ed \u017eivot.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Zv\u00fd\u0161en\u00fd r\u016fst \u0159as:<\/strong> Zakalen\u00e1 jezera maj\u00ed vysokou hladinu \u017eivin, kter\u00e1 m\u016f\u017ee podporovat r\u016fst \u0159as. \u0158asy mohou produkovat toxiny, kter\u00e9 jsou \u0161kodliv\u00e9 pro lidi a zv\u00ed\u0159ata, a mohou tak\u00e9 br\u00e1nit slune\u010dn\u00edmu z\u00e1\u0159en\u00ed v p\u0159\u00edstupu k podvodn\u00edm rostlin\u00e1m.<\/li>\n<li><strong>\u0160patn\u00e1 kvalita vody:<\/strong> Zakalen\u00e1 jezera maj\u00ed ni\u017e\u0161\u00ed kvalitu vody ne\u017e modr\u00e1 jezera. D\u016fvodem je, \u017ee \u0159asy a organick\u00e1 hmota v zakalen\u00fdch jezerech mohou ucp\u00e1vat filtry a zt\u011b\u017eovat d\u00fdch\u00e1n\u00ed ryb\u00e1m a dal\u0161\u00edm vodn\u00edm organism\u016fm.<\/li>\n<li><strong>Sn\u00ed\u017een\u00e1 biologick\u00e1 rozmanitost:<\/strong> Zakalen\u00e1 jezera mohou podporovat m\u00e9n\u011b druh\u016f ryb a dal\u0161\u00edch vodn\u00edch organism\u016f ne\u017e modr\u00e1 jezera. D\u016fvodem je, \u017ee \u0161patn\u00e1 kvalita vody a nedostatek slune\u010dn\u00edho sv\u011btla mohou t\u011bmto organism\u016fm zt\u011b\u017eovat p\u0159e\u017eit\u00ed.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">\u0158\u00edzen\u00ed zakalen\u00fdch jezer<\/h3>\n\n<p>\u0158\u00edzen\u00ed zakalen\u00fdch jezer vy\u017eaduje mnohostrann\u00fd p\u0159\u00edstup, kter\u00fd \u0159e\u0161\u00ed z\u00e1kladn\u00ed p\u0159\u00ed\u010diny probl\u00e9mu.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Sn\u00ed\u017een\u00ed p\u0159\u00edvodu \u017eivin:<\/strong> Jedn\u00edm ze zp\u016fsob\u016f, jak sn\u00ed\u017eit z\u00e1kal, je sn\u00ed\u017eit mno\u017estv\u00ed \u017eivin, kter\u00e9 vstupuj\u00ed do jezer ze zem\u011bd\u011blsk\u00e9ho odpadu a dal\u0161\u00edch zdroj\u016f. Toho lze dos\u00e1hnout opat\u0159en\u00edmi, jako je v\u00fdsadba ochrann\u00fdch p\u00e1s\u016f pod\u00e9l potok\u016f a \u0159ek a sn\u00ed\u017een\u00ed pou\u017e\u00edv\u00e1n\u00ed hnojiv.<\/li>\n<li><strong>Zlep\u0161en\u00ed postup\u016f vyu\u017e\u00edv\u00e1n\u00ed p\u016fdy:<\/strong> Dal\u0161\u00edm zp\u016fsobem, jak zvl\u00e1dnout zakalen\u00e1 jezera, je zlep\u0161it postupy vyu\u017e\u00edv\u00e1n\u00ed p\u016fdy ve vodn\u00edch toc\u00edch, kter\u00e9 do nich \u00fast\u00ed. To m\u016f\u017ee zahrnovat sn\u00ed\u017een\u00ed odles\u0148ov\u00e1n\u00ed, zv\u00fd\u0161en\u00ed zales\u0148ov\u00e1n\u00ed a podporu udr\u017eiteln\u00fdch zem\u011bd\u011blsk\u00fdch postup\u016f.<\/li>\n<li><strong>Obnova mok\u0159ad\u016f:<\/strong> Mok\u0159ady mohou pomoci filtrovat zne\u010di\u0161\u0165uj\u00edc\u00ed l\u00e1tky z vody d\u0159\u00edve, ne\u017e vstoup\u00ed do jezer. Obnova mok\u0159ad\u016f proto m\u016f\u017ee pomoci zlep\u0161it kvalitu vody a sn\u00ed\u017eit z\u00e1kal.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Budoucnost americk\u00fdch jezer<\/h2>\n\n<p>Budoucnost americk\u00fdch jezer je nejist\u00e1. Pokud v\u0161ak podnikneme kroky k \u0159e\u0161en\u00ed p\u0159\u00ed\u010din zakalen\u00fdch jezer, m\u016f\u017eeme pomoci chr\u00e1nit tyto d\u016fle\u017eit\u00e9 ekosyst\u00e9my pro budouc\u00ed generace.<\/p>\n\n<h3 class=\"wp-block-heading\">Dal\u0161\u00ed informace<\/h3>\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.epa.gov\/national-aquatic-resource-surveys\/national-lakes-assessment\" rel=\"nofollow noopener\" target=\"_blank\">N\u00e1rodn\u00ed hodnocen\u00ed jezer (NLA)<\/a><\/li>\n<li><a href=\"https:\/\/aslo.org\/lo\/\" rel=\"nofollow noopener\" target=\"_blank\">Limnologie a oce\u00e1nografie<\/a><\/li>\n<li><a href=\"https:\/\/lakescientist.org\/\" rel=\"nofollow noopener\" target=\"_blank\">Lake Scientist<\/a><\/li>\n<li><a href=\"https:\/\/www.rpi.edu\/\" rel=\"nofollow noopener\" target=\"_blank\">Rensselaer Polytechnic Institute<\/a><\/li>\n<li><a href=\"https:\/\/www.longwood.edu\/\" rel=\"nofollow noopener\" target=\"_blank\">Longwood University<\/a><\/li>\n<li><a href=\"https:\/\/wsu.edu\/\" rel=\"nofollow noopener\" target=\"_blank\">Washington State University<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Americk\u00e1 jezera: Ztr\u00e1cej\u00ed sv\u016fj modr\u00fd odst\u00edn V posledn\u00edch p\u011bti letech pro\u0161la americk\u00e1 jezera v\u00fdznamnou prom\u011bnou. Modr\u00e1 jezera, kdysi dominantn\u00ed typ, se sn\u00ed\u017eila o 18 procent, zat\u00edmco zakalen\u00e1 jezera vzrostla o&hellip;<\/p>\n","protected":false},"author":2,"featured_media":24834,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[24249,21911,24250,9566,16643,24251,34,179],"class_list":["post-18564","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-environmental-science","tag-americas-lakes","tag-aquatic-life","tag-blue-lakes","tag-water-quality","tag-land-use","tag-murky-lakes","tag-climate-change","tag-water-contamination"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/18564","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=18564"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/18564\/revisions"}],"predecessor-version":[{"id":24835,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/18564\/revisions\/24835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/24834"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=18564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=18564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=18564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}