{"id":3491,"date":"2023-10-20T18:53:23","date_gmt":"2023-10-20T18:53:23","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=3491"},"modified":"2023-10-20T18:53:23","modified_gmt":"2023-10-20T18:53:23","slug":"china-dominance-rare-earth-elements-depletion-impact","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/materials-science\/china-dominance-rare-earth-elements-depletion-impact\/","title":{"rendered":"\u010c\u00ednsk\u00e1 dominance na trhu se vz\u00e1cn\u00fdmi zeminami: V\u00fdzvy a udr\u017eiteln\u00e1 \u0159e\u0161en\u00ed"},"content":{"rendered":"

Dominance \u010c\u00edny a vy\u010derp\u00e1v\u00e1n\u00ed vz\u00e1cn\u00fdch zemin<\/h2>\n\n

V\u00fdznam vz\u00e1cn\u00fdch zemin<\/h2>\n\n

Vz\u00e1cn\u00fdmi zeminami (REE) se rozum\u00ed skupina 17 kovov\u00fdch prvk\u016f, kter\u00e9 jsou nezbytn\u00e9 pro v\u00fdrobu \u0161irok\u00e9 \u0161k\u00e1ly high-tech za\u0159\u00edzen\u00ed, v\u010detn\u011b chytr\u00fdch telefon\u016f, televizor\u016f s plochou obrazovkou, vrta\u010dek, elektromobil\u016f a v\u011btrn\u00fdch turb\u00edn. Pou\u017e\u00edvaj\u00ed se tak\u00e9 ve vojensk\u00e9 technice a l\u00e9ka\u0159sk\u00fdch aplikac\u00edch.<\/p>\n\n

\u010c\u00ednsk\u00fd monopol na dod\u00e1vky REE<\/h2>\n\n

\u010c\u00edna v sou\u010dasnosti ovl\u00e1d\u00e1 v\u00edce ne\u017e 90 % celosv\u011btov\u00fdch dod\u00e1vek REE. Tato dominance je zp\u016fsobena kombinac\u00ed faktor\u016f, v\u010detn\u011b p\u0159\u00edzniv\u00fdch geologick\u00fdch podm\u00ednek a dlouh\u00e9 historie t\u011b\u017eby a zpracov\u00e1n\u00ed t\u011bchto prvk\u016f.<\/p>\n\n

Klesaj\u00edc\u00ed z\u00e1soby REE a dopad na high-tech pr\u016fmysly<\/h2>\n\n

Nadm\u011brn\u00e1 t\u011b\u017eba REE v \u010c\u00edn\u011b v posledn\u00edch p\u011bti desetilet\u00edch vedla k v\u00fdrazn\u00e9mu poklesu jej\u00edch z\u00e1sob. Toto vy\u010derp\u00e1n\u00ed vzbudilo obavy ohledn\u011b budouc\u00ed dostupnosti t\u011bchto prvk\u016f a jejich dopadu na high-tech pr\u016fmysl.<\/p>\n\n

V\u00fdzvy v p\u0159\u00edstupu k alternativn\u00edm zdroj\u016fm REE<\/h2>\n\n

P\u0159esto\u017ee jsou zn\u00e1ma lo\u017eiska REE i v dal\u0161\u00edch zem\u00edch, t\u011b\u017eba a zpracov\u00e1n\u00ed t\u011bchto prvk\u016f m\u016f\u017ee b\u00fdt n\u00e1ro\u010dn\u00e9 a n\u00e1kladn\u00e9. To zt\u011b\u017euje ostatn\u00edm zem\u00edm sout\u011b\u017eit s \u010d\u00ednskou dominanc\u00ed na trhu s REE.<\/p>\n\n

Vl\u00e1dn\u00ed \u00fasil\u00ed o \u0159e\u0161en\u00ed vy\u010derp\u00e1v\u00e1n\u00ed REE<\/h2>\n\n

\u010c\u00ednsk\u00e1 vl\u00e1da si uv\u011bdomila v\u00fdznam udr\u017eiteln\u00e9ho hospoda\u0159en\u00ed se sv\u00fdmi zdroji REE. Zavedla p\u0159edpisy omezuj\u00edc\u00ed t\u011b\u017ebu a podporuj\u00edc\u00ed recyklaci t\u011bchto prvk\u016f. Tato opat\u0159en\u00ed v\u0161ak pln\u011b nevy\u0159e\u0161ila obavy z budouc\u00edch dod\u00e1vek REE.<\/p>\n\n

V\u011bdeck\u00fd v\u00fdzkum a technologick\u00fd pokrok<\/h2>\n\n

V\u011bdci zkoumaj\u00ed nov\u00e9 a inovativn\u00ed zp\u016fsoby, jak z\u00edskat a vyu\u017e\u00edt REE. Pat\u0159\u00ed sem v\u00fdvoj efektivn\u011bj\u0161\u00edch t\u011b\u017eebn\u00edch technik, recykla\u010dn\u00edch technologi\u00ed a alternativn\u00edch zdroj\u016f t\u011bchto prvk\u016f.<\/p>\n\n

Role mezin\u00e1rodn\u00ed spolupr\u00e1ce<\/h2>\n\n

Glob\u00e1ln\u00ed spolupr\u00e1ce je nezbytn\u00e1 k \u0159e\u0161en\u00ed v\u00fdzev spojen\u00fdch s vy\u010derp\u00e1v\u00e1n\u00edm REE. Sd\u00edlen\u00ed znalost\u00ed, technologi\u00ed a zdroj\u016f m\u016f\u017ee pomoci zm\u00edrnit dopady nedostatku dod\u00e1vek a zajistit udr\u017eitelnou budoucnost pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed z\u00e1visl\u00e1 na REE.<\/p>\n\n

D\u016fsledky pro glob\u00e1ln\u00ed ekonomiku<\/h2>\n\n

Vy\u010derp\u00e1n\u00ed REE by mohlo m\u00edt zna\u010dn\u00e9 ekonomick\u00e9 d\u016fsledky. Nedostatek t\u011bchto prvk\u016f by mohl v\u00e9st k r\u016fstu cen, naru\u0161en\u00ed dodavatelsk\u00e9ho \u0159et\u011bzce a zpo\u017ed\u011bn\u00ed ve v\u00fdvoji nov\u00fdch technologi\u00ed.<\/p>\n\n

Environment\u00e1ln\u00ed obavy souvisej\u00edc\u00ed s t\u011b\u017ebou REE<\/h2>\n\n

T\u011b\u017eba a zpracov\u00e1n\u00ed REE m\u016f\u017ee m\u00edt negativn\u00ed dopady na \u017eivotn\u00ed prost\u0159ed\u00ed, v\u010detn\u011b zne\u010di\u0161t\u011bn\u00ed, ni\u010den\u00ed stanovi\u0161\u0165 a zne\u010di\u0161t\u011bn\u00ed vody. Je d\u016fle\u017eit\u00e9 vyvinout udr\u017eiteln\u00e9 t\u011b\u017eebn\u00ed postupy, aby se tyto dopady minimalizovaly.<\/p>\n\n

Budoucnost dostupnosti REE<\/h2>\n\n

Dlouhodob\u00e1 dostupnost REE je nejist\u00e1. \u010c\u00ednsk\u00e1 dominance na trhu s REE spolu s klesaj\u00edc\u00edmi z\u00e1sobami a probl\u00e9my s p\u0159\u00edstupem k alternativn\u00edm zdroj\u016fm vyvol\u00e1vaj\u00ed obavy ohledn\u011b budouc\u00edch dod\u00e1vek t\u011bchto prvk\u016f. Nicm\u00e9n\u011b prob\u00edhaj\u00edc\u00ed v\u00fdzkum, technologick\u00fd pokrok a mezin\u00e1rodn\u00ed spolupr\u00e1ce d\u00e1vaj\u00ed nad\u011bji na zm\u00edrn\u011bn\u00ed t\u011bchto v\u00fdzev a zaji\u0161t\u011bn\u00ed udr\u017eiteln\u00e9 budoucnosti pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed z\u00e1visl\u00e1 na REE.<\/p>","protected":false},"excerpt":{"rendered":"

Dominance \u010c\u00edny a vy\u010derp\u00e1v\u00e1n\u00ed vz\u00e1cn\u00fdch zemin V\u00fdznam vz\u00e1cn\u00fdch zemin Vz\u00e1cn\u00fdmi zeminami (REE) se rozum\u00ed skupina 17 kovov\u00fdch prvk\u016f, kter\u00e9 jsou nezbytn\u00e9 pro v\u00fdrobu \u0161irok\u00e9 \u0161k\u00e1ly high-tech za\u0159\u00edzen\u00ed, v\u010detn\u011b chytr\u00fdch telefon\u016f,…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3681],"tags":[3277,6663,37,6662,497,120],"class_list":["post-3491","post","type-post","status-publish","format-standard","hentry","category-materials-science","tag-china","tag-high-tech-industry","tag-innovation","tag-rare-earth-elements","tag-technology","tag-sustainability"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3491","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=3491"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3491\/revisions"}],"predecessor-version":[{"id":3492,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/3491\/revisions\/3492"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=3491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=3491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=3491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}