{"id":9236,"date":"2021-11-21T16:18:45","date_gmt":"2021-11-21T09:18:45","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=9236"},"modified":"2021-11-21T17:16:06","modified_gmt":"2021-11-21T10:16:06","slug":"vi-sao-khai-thac-dia-nhiet-se-gay-o-nhiem-moi-truong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/vi-sao-khai-thac-dia-nhiet-se-gay-o-nhiem-moi-truong\/","title":{"rendered":"V\u00ec sao khai th\u00e1c \u0111\u1ecba nhi\u1ec7t s\u1ebd g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u0110\u1ecba nhi\u1ec7t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng th\u1ee9 t\u01b0. Trong t\u00ecnh h\u00ecnh ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng tr\u00ean th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng c\u0103ng th\u1eb3ng, s\u1ef1 khai th\u00e1c v\u00e0 l\u1ee3i d\u1ee5ng \u0111\u1ecba nhi\u1ec7t \u0111\u00e3 g\u00e2y s\u1ef1 ch\u00fa \u00fd cho c\u00e1c n\u01b0\u1edbc. Trung Qu\u1ed1c l\u00e0 n\u01b0\u1edbc c\u00f3 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng \u0111\u1ecba nhi\u1ec7t v\u00f4 c\u00f9ng phong ph\u00fa, hi\u1ec7n nay \u0111\u00e3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c h\u01a1n 2.600 \u0111\u1ecba \u0111i\u1ec3m c\u00f3 su\u1ed1i n\u01b0\u1edbc n\u00f3ng. Nh\u1eefng \u0111\u1ecba \u0111i\u1ec3m c\u00f3 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ecba nhi\u1ec7t cao tr\u00ean 150oC l\u00e0 h\u01a1n 60 ch\u1ed7. V\u00f9ng Hoa B\u1eafc c\u00f3 49 \u0111\u1ecba \u0111i\u1ec3m \u0111\u1ecba nhi\u1ec7t l\u1edbn nh\u1ecf, di\u1ec7n t\u00edch kho\u1ea3ng h\u01a1n 18.000 km2. S\u1ef1 khai th\u00e1c v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ecba nhi\u1ec7t kh\u00f4ng c\u1ea7n nhi\u00ean li\u1ec7u, v\u00ec v\u1eady t\u1eeb g\u00f3c \u0111\u1ed9 ph\u00f2ng ng\u1eeba \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng m\u00e0 n\u00f3i th\u00ec \u0111\u1ecba nhi\u1ec7t l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng r\u1ea5t l\u00fd t\u01b0\u1edfng. Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, s\u1ef1 khai th\u00e1c \u0111\u1ecba nhi\u1ec7t l\u1ea1i d\u1eabn \u0111\u1ebfn m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc h\u1ebft khai th\u00e1c \u0111\u1ecba nhi\u1ec7t s\u1ebd l\u00e0m cho m\u1eb7t \u0111\u1ea5t s\u1ee5t xu\u1ed1ng. N\u1ebfu khai th\u00e1c n\u01b0\u1edbc n\u00f3ng ng\u1ea7m qu\u00e1 m\u1ee9c s\u1ebd g\u00e2y ra m\u1ef1c n\u01b0\u1edbc ng\u1ea7m b\u1ecb h\u1ea1 th\u1ea5p, \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m gi\u1ea3m s\u00fat, g\u00e2y ra n\u01b0\u1edbc ng\u1ea7m b\u1ecb th\u1ea5t tho\u00e1t, d\u1eabn \u0111\u1ebfn m\u1eb7t \u0111\u1ea5t b\u1ecb h\u1ea1 xu\u1ed1ng c\u1ee5c b\u1ed9, khi\u1ebfn cho \u0111\u01b0\u1eddng s\u00e1 b\u1ecb ph\u00e1 ho\u1ea1i, \u1ed1ng d\u1eabn n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t b\u1ecb n\u1ee9t v\u1ee1, c\u00e1c c\u00f4ng tr\u00ecnh th\u1ee7y l\u1ee3i v\u00e0 nh\u1eefng c\u00f4ng tr\u00ecnh tr\u00ean m\u1eb7t \u0111\u1ea5t b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01a1n n\u1eefa, khai th\u00e1c \u0111\u1ecba nhi\u1ec7t s\u1ebd l\u00e0m \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc \u0103n, g\u00e2y b\u1ec7nh cho c\u1ea3 v\u00f9ng. V\u00ec n\u01b0\u1edbc ng\u1ea7m nhi\u1ec7t \u0111\u1ed9 cao, \u00e1p l\u1ef1c l\u1edbn, d\u1ec5 h\u00f2a tan nh\u1eefng ch\u1ea5t h\u00f3a h\u1ecdc trong v\u1ec9a \u0111\u00e1 ng\u1ea7m, cho n\u00ean n\u01b0\u1edbc n\u00f3ng ng\u1ea7m th\u01b0\u1eddng ch\u1ee9a m\u1ea5y ch\u1ee5c nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc, trong \u0111\u00f3 c\u00f3 m\u1ed9t s\u1ed1 l\u00e0 ch\u1ea5t \u0111\u1ed9c h\u1ea1i \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 ng\u01b0\u1eddi. V\u00ed d\u1ee5 nh\u01b0 flo, asen v\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 c\u00f3 t\u00ednh ph\u00f3ng x\u1ea1. H\u00e0m l\u01b0\u1ee3ng flo c\u1ee7a n\u01b0\u1edbc n\u00f3ng ng\u1ea7m n\u00f3i chung r\u1ea5t cao. V\u00ed d\u1ee5 n\u01b0\u1edbc n\u00f3ng ng\u1ea7m \u1edf Tuma, Nh\u1eadt B\u1ea3n c\u00f3 h\u00e0m l\u01b0\u1ee3ng flo 60,0 ppm (ppm t\u1ee9c l\u00e0 1 ph\u1ea7n 1 tri\u1ec7u gam). Gi\u1ebfng n\u01b0\u1edbc n\u00f3ng \u1edf T\u00e2y T\u1ea1ng, Trung Qu\u1ed1c c\u00f3 h\u00e0m l\u01b0\u1ee3ng flo l\u00e0 13,0 ppm, v\u01b0\u1ee3t qu\u00e1 xa so v\u1edbi ti\u00eau chu\u1ea9n b\u00ecnh th\u01b0\u1eddng l\u00e0 1,0 ppm. \u1ede m\u1ed9t s\u1ed1 v\u00f9ng sau khi khai th\u00e1c v\u00e0 s\u1eed d\u1ee5ng n\u01b0\u1edbc n\u00f3ng th\u00ec th\u1ea3i ra t\u1ea1i ch\u1ed7 nh\u1eefng nguy\u00ean t\u1ed1 \u0111\u1ed9c h\u1ea1i trong \u0111\u00f3, g\u00e2y \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc s\u1ea1ch. Tr\u00ean th\u1ebf gi\u1edbi c\u00f3 r\u1ea5t nhi\u1ec1u su\u1ed1i n\u01b0\u1edbc n\u00f3ng g\u00e2y n\u00ean b\u1ec7nh ng\u1ed9 \u0111\u1ed9c flo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kho\u00e1: Ngu\u1ed3n \u0111\u1ecba nhi\u1ec7t; M\u1eb7t \u0111\u1ea5t s\u1ee5t xu\u1ed1ng; Flo.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ecba nhi\u1ec7t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng th\u1ee9 t\u01b0. Trong t\u00ecnh h\u00ecnh ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng tr\u00ean th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng c\u0103ng th\u1eb3ng, s\u1ef1 khai th\u00e1c v\u00e0 l\u1ee3i d\u1ee5ng \u0111\u1ecba nhi\u1ec7t \u0111\u00e3 g\u00e2y s\u1ef1 ch\u00fa \u00fd cho c\u00e1c n\u01b0\u1edbc. Trung Qu\u1ed1c l\u00e0 n\u01b0\u1edbc c\u00f3 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng \u0111\u1ecba nhi\u1ec7t v\u00f4 c\u00f9ng phong ph\u00fa, hi\u1ec7n nay [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,17],"tags":[],"class_list":["post-9236","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-moi-truong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=9236"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9236\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}