Bi\u1ec3n l\u00e0 khu v\u1ef1c v\u00f4 c\u00f9ng k\u00ec di\u1ec7u. Ch\u00fang ta hi\u1ec3u bi\u1ebft v\u1ec1 bi\u1ec3n c\u00f2n r\u1ea5t \u00edt. C\u00e1ch \u0111\u00e2y kh\u00f4ng l\u00e2u c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra r\u1eb1ng: bi\u1ec3n c\u00f3 th\u1ec3 gi\u00fap ch\u00fang ta gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh. Th\u1ef1c ch\u1ea5t c\u1ee7a v\u1ea5n \u0111\u1ec1 l\u00e0 th\u1ebf n\u00e0o? Nguy\u00ean nh\u00e2n hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh ch\u1ee7 y\u1ebfu l\u00e0 do nh\u1eefng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi tr\u00ean Tr\u00e1i \u0110\u1ea5t th\u1ea3i ra kh\u00ed CO2 nhi\u1ec1u g\u00e2y n\u00ean. N\u1ebfu gi\u1ea3m th\u1ea5p h\u00e0m l\u01b0\u1ee3ng kh\u00ed CO2 trong kh\u00f4ng kh\u00ed th\u00ec s\u1ebd gi\u1ea3m th\u1ea5p hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh tr\u00ean m\u1eb7t \u0111\u1ea5t: Nh\u01b0ng l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 gi\u1ea3m th\u1ea5p l\u01b0\u1ee3ng kh\u00ed CO2 th\u1ea3i ra l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u00f4 c\u00f9ng nan gi\u1ea3i c\u1ee7a con ng\u01b0\u1eddi. Ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n th\u1ea5y: N\u1ebfu th\u1ea3i kh\u00ed CO2 xu\u1ed1ng \u0111\u00e1y bi\u1ec3n \u0111\u1ebfn t\u1ea7ng c\u00f3 lo\u1ea1i t\u1ea3o sinh s\u1ed1ng, th\u00f4ng qua t\u00e1c d\u1ee5ng quang h\u1ee3p c\u1ee7a t\u1ea3o bi\u1ec3n \u0111\u1ec3 h\u1ea5p th\u1ee5 kh\u00ed CO2 th\u00ec c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch gi\u1ea3m th\u1ea5p l\u01b0\u1ee3ng kh\u00ed CO2 th\u1ea3i v\u00e0o kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n
Th\u1ef1c nghi\u1ec7m ch\u1ee9ng t\u1ecf c\u00e1c lo\u1ea1i t\u1ea3o trong n\u01b0\u1edbc bi\u1ec3n c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 kh\u00ed CO2. Trong qu\u00e1 tr\u00ecnh nghi\u00ean c\u1ee9u v\u00e0 khai th\u00e1c bi\u1ec3n, ng\u01b0\u1eddi ta \u0111\u00e3 b\u1ea5t ng\u1edd ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng k\u1ef3 di\u1ec7u n\u00e0y. \u1ede \u0111\u1ed9 s\u00e2u 600 m d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n, n\u01b0\u1edbc c\u00f3 th\u1ec3 bao k\u00edn kh\u00ed CO2. V\u00ec \u00e1p l\u1ef1c n\u01b0\u1edbc bi\u1ec3n r\u1ea5t l\u1edbn c\u00f3 th\u1ec3 khi\u1ebfn cho kh\u00ed CO2 bi\u1ebfn th\u00e0nh th\u1ec3 l\u1ecfng \u0111\u1ec3 ch\u00ecm s\u00e2u h\u01a1n xu\u1ed1ng \u0111\u00e1y bi\u1ec3n. V\u1edbi nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n 10oC c\u1ee7a n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n, tr\u00ean b\u1ec1 m\u1eb7t CO2 \u1edf th\u1ec3 l\u1ecfng s\u1ebd xu\u1ea5t hi\u1ec7n m\u1ed9t m\u00e0ng m\u1ecfng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 kem hoa qu\u1ea3, n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n ng\u1eeba kh\u00ed CO2 khu\u1ebfch t\u00e1n ra xung quanh.<\/p>\n\n\n\n
C\u0103n c\u1ee9 v\u00e0o ph\u00e1t hi\u1ec7n n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u1edf S\u1edf nghi\u00ean c\u1ee9u \u0111i\u1ec7n l\u1ef1c trung \u01b0\u01a1ng Nh\u1eadt B\u1ea3n \u0111\u00e3 c\u00f3 k\u1ebf ho\u1ea1ch tr\u1ef1c ti\u1ebfp \u0111\u01b0a kh\u00ed CO2 xu\u1ed1ng \u0111\u00e1y bi\u1ec3n, l\u1ee3i d\u1ee5ng n\u01b0\u1edbc \u0111\u00e1y bi\u1ec3n \u0111\u1ec3 bao ch\u00fang l\u1ea1i. H\u1ecd t\u00ednh to\u00e1n lo\u1ea1i kh\u00ed CO2 b\u1ecb bao b\u1ecdc n\u00e0y ph\u1ea3i qua t\u1ed1i thi\u1ec3u 1000 n\u0103m sau m\u1edbi c\u00f3 th\u1ec3 tho\u00e1t tr\u1edf l\u1ea1i. Nh\u01b0ng \u0111\u1ebfn khi \u0111\u00f3 th\u00ec lo\u00e0i ng\u01b0\u1eddi \u0111\u00e3 c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh n\u00e0y r\u1ed3i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Bi\u1ec3n; Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh; Kh\u00ed CO2.<\/p>\n","protected":false},"excerpt":{"rendered":"
Bi\u1ec3n l\u00e0 khu v\u1ef1c v\u00f4 c\u00f9ng k\u00ec di\u1ec7u. Ch\u00fang ta hi\u1ec3u bi\u1ebft v\u1ec1 bi\u1ec3n c\u00f2n r\u1ea5t \u00edt. C\u00e1ch \u0111\u00e2y kh\u00f4ng l\u00e2u c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra r\u1eb1ng: bi\u1ec3n c\u00f3 th\u1ec3 gi\u00fap ch\u00fang ta gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh. Th\u1ef1c ch\u1ea5t c\u1ee7a v\u1ea5n \u0111\u1ec1 l\u00e0 th\u1ebf n\u00e0o? Nguy\u00ean nh\u00e2n hi\u1ec7u \u1ee9ng […]<\/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-9378","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\/9378","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=9378"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9378\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9378"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}