Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed je v\u00fdznamn\u00fd environment\u00e1ln\u00ed probl\u00e9m, kter\u00fd se rozprost\u00edr\u00e1 daleko za povrch oce\u00e1nu. Ned\u00e1vn\u00e1 studie analyzovala data z v\u00edce ne\u017e 5 000 hlubokomo\u0159sk\u00fdch ponor\u016f a zjistila, \u017ee plastov\u00e9 \u00falomky byly p\u0159\u00edtomny v ohromuj\u00edc\u00edch 89 % z nich. Tyto \u00falomky zahrnovaly \u0161irokou \u0161k\u00e1lu jednor\u00e1zov\u00fdch plastov\u00fdch v\u00fdrobk\u016f, jako jsou ta\u0161ky, lahve a br\u010dka.<\/p>\n\n
Mari\u00e1nsk\u00fd p\u0159\u00edkop, nejhlub\u0161\u00ed \u010d\u00e1st oce\u00e1nu, je tak\u00e9 p\u0159ekvapiv\u011b zne\u010di\u0161t\u011bn. Plastov\u00e1 ta\u0161ka byla objevena t\u00e9m\u011b\u0159 36 000 stop pod hladinou na tomto vzd\u00e1len\u00e9m m\u00edst\u011b. Tento objev zd\u016fraz\u0148uje v\u0161udyp\u0159\u00edtomnou povahu plastov\u00e9ho zne\u010di\u0161t\u011bn\u00ed a jeho schopnost dos\u00e1hnout i t\u011bch nejnep\u0159\u00edstupn\u011bj\u0161\u00edch oblast\u00ed oce\u00e1nu.<\/p>\n\n
Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed p\u0159edstavuje v\u00e1\u017enou hrozbu pro mo\u0159sk\u00e9 ekosyst\u00e9my. Mo\u0159\u0161t\u00ed \u017eivo\u010dichov\u00e9 byli pozorov\u00e1ni, jak interaguj\u00ed s plastov\u00fdmi \u00falomky na 17 % sn\u00edmk\u016f z ponor\u016f analyzovan\u00fdch ve studii. Plast m\u016f\u017ee zamotat zv\u00ed\u0159ata, zablokovat jejich tr\u00e1vic\u00ed trakty a vyplavovat \u0161kodliv\u00e9 chemik\u00e1lie do \u017eivotn\u00edho prost\u0159ed\u00ed.<\/p>\n\n
N\u011bkter\u00e9 plastov\u00e9 \u00falomky byly nalezeny zamotan\u00e9 v chladn\u011b prosakuj\u00edc\u00edch spole\u010denstv\u00edch, jedine\u010dn\u00fdch ekosyst\u00e9mech, kde ropa a metan prosakuj\u00ed z trhlin. Tato spole\u010denstv\u00ed jsou domovem cel\u00e9 \u0159ady k\u0159ehk\u00fdch druh\u016f, kter\u00e9 jsou obzvl\u00e1\u0161t\u011b zraniteln\u00e9 v\u016f\u010di plastov\u00e9mu zne\u010di\u0161t\u011bn\u00ed.<\/p>\n\n
Jak se plast v pr\u016fb\u011bhu \u010dasu rozkl\u00e1d\u00e1, rozpad\u00e1 se na drobn\u00e9 mikro\u010d\u00e1stice, kter\u00e9 mohou kontaminovat cel\u00fd mo\u0159sk\u00fd potravn\u00ed \u0159et\u011bzec. Tyto mikroplasty mohou b\u00fdt poz\u0159eny mo\u0159sk\u00fdmi organismy, od mal\u00fdch kril\u016f po velk\u00e9 plejtv\u00e1ky. Mikroplasty se mohou hromadit v t\u011blech t\u011bchto \u017eivo\u010dich\u016f, co\u017e m\u016f\u017ee v\u00e9st k zdravotn\u00edm probl\u00e9m\u016fm a dokonce i smrti.<\/p>\n\n
P\u0159esto\u017ee je situace v\u00e1\u017en\u00e1, odborn\u00edci v\u011b\u0159\u00ed, \u017ee st\u00e1le existuje \u010das na zvr\u00e1cen\u00ed trendu plastov\u00e9ho zne\u010di\u0161t\u011bn\u00ed. Jedna studie nazna\u010duje, \u017ee sn\u00ed\u017een\u00ed plastov\u00e9ho odpadu a zlep\u0161en\u00ed nakl\u00e1d\u00e1n\u00ed s odpady v 10 nejv\u00edce plast zne\u010di\u0161\u0165uj\u00edc\u00edch zem\u00edch by mohlo sn\u00ed\u017eit plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed vstupuj\u00edc\u00ed do oce\u00e1nu o 77 %.<\/p>\n\n
Mezi dal\u0161\u00ed \u0159e\u0161en\u00ed pat\u0159\u00ed vytvo\u0159en\u00ed glob\u00e1ln\u00ed monitorovac\u00ed s\u00edt\u011b pro sledov\u00e1n\u00ed zne\u010di\u0161t\u011bn\u00ed plasty a studium glob\u00e1ln\u00edch vzorc\u016f proud\u011bn\u00ed oce\u00e1n\u016f, abychom pochopili, jak se plasty pohybuj\u00ed od sou\u0161e do hlubok\u00e9ho mo\u0159e. Nav\u00edc zv\u00fd\u0161en\u00ed pov\u011bdom\u00ed o tomto probl\u00e9mu a povzbuzov\u00e1n\u00ed jednotlivc\u016f ke sn\u00ed\u017een\u00ed spot\u0159eby plast\u016f m\u016f\u017ee pomoci sn\u00ed\u017eit mno\u017estv\u00ed plast\u016f vstupuj\u00edc\u00edch do \u017eivotn\u00edho prost\u0159ed\u00ed.<\/p>\n\n
Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed je glob\u00e1ln\u00ed probl\u00e9m, kter\u00fd vy\u017eaduje nal\u00e9hav\u00e1 opat\u0159en\u00ed. Sn\u00ed\u017een\u00edm plastov\u00e9ho odpadu, zlep\u0161en\u00edm nakl\u00e1d\u00e1n\u00ed s odpady a podporou v\u00fdzkumu a monitorovac\u00edch snah m\u016f\u017eeme pomoci chr\u00e1nit oce\u00e1n a jeho obyvatele p\u0159ed ni\u010div\u00fdmi dopady plastov\u00e9ho zne\u010di\u0161t\u011bn\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"
Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed: Dosahuje nejhlub\u0161\u00edch hlubin oce\u00e1nu Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed v hlubok\u00e9m mo\u0159i Plastov\u00e9 zne\u010di\u0161t\u011bn\u00ed je v\u00fdznamn\u00fd environment\u00e1ln\u00ed probl\u00e9m, kter\u00fd se rozprost\u00edr\u00e1 daleko za povrch oce\u00e1nu. Ned\u00e1vn\u00e1 studie analyzovala data z v\u00edce…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2003],"tags":[36,6438,1298,1302,263],"class_list":["post-3344","post","type-post","status-publish","format-standard","hentry","category-oceanography","tag-environmental-science","tag-deep-sea","tag-marine-conservation","tag-oceanography","tag-plastic-pollution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3344","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=3344"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3344\/revisions"}],"predecessor-version":[{"id":3345,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3344\/revisions\/3345"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=3344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=3344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=3344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}