{"id":26741,"date":"2021-03-05T09:45:05","date_gmt":"2021-03-05T02:45:05","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=26741"},"modified":"2022-02-09T14:52:49","modified_gmt":"2022-02-09T07:52:49","slug":"khoa-hoc-giai-ma-suoi-nuoc-nong-co-7-mau-ao-dieu","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/khoa-hoc-giai-ma-suoi-nuoc-nong-co-7-mau-ao-dieu\/","title":{"rendered":"Khoa h\u1ecdc \u2018gi\u1ea3i m\u00e3\u2019 su\u1ed1i n\u01b0\u1edbc n\u00f3ng c\u00f3 7 m\u00e0u \u1ea3o di\u1ec7u"},"content":{"rendered":"\n
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Su\u1ed1i<\/a> n\u01b0\u1edbc n\u00f3ng Grand Prismatic \u1edf M\u1ef9 s\u1edf h\u1eefu m\u00e0u c\u1ea7u v\u1ed3ng “\u1ea3o di\u1ec7u” – \u1ea2nh: CHARLES O’REAR<\/figcaption><\/figure><\/div>\n\n\n\n

T\u00ean g\u1ecdi Grand Prismatic c\u00f3 ngh\u0129a l\u00e0 “l\u0103ng k\u00ednh kh\u1ed5ng l\u1ed3”. L\u0103ng k\u00ednh l\u00e0 m\u1ed9t d\u1ee5ng c\u1ee5 d\u00f9ng \u0111\u1ec3 t\u00e1ch ch\u00f9m \u00e1nh s\u00e1ng tr\u1eafng ra th\u00e0nh d\u1ea3i 7 m\u00e0u c\u1ea7u v\u1ed3ng, g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u00e1n s\u1eafc. Su\u1ed1i n\u01b0\u1edbc n\u00f3ng<\/a> Grand Prismatic c\u0169ng c\u00f3 m\u00e0u c\u1ea7u v\u1ed3ng \u0111\u1ea7y m\u00ea ho\u1eb7c, \u0111\u00f3 l\u00e0 l\u00fd do n\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean nh\u01b0 th\u1ebf.<\/p>\n\n\n\n

\u0110i\u1ec1u g\u00ec \u0111\u00e3 t\u1ea1o ra hoa v\u0103n m\u00e0u s\u1eafc n\u00e0y? C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 l\u00fd gi\u1ea3i \u0111\u01b0\u1ee3c b\u00ed \u1ea9n \u0111\u00f3, ch\u00ednh l\u00e0 nh\u1eefng vi khu\u1ea9n “\u01b0a nhi\u1ec7t” s\u1ed1ng trong l\u00f2ng su\u1ed1i n\u01b0\u1edbc n\u00f3ng, theo t\u1ea1p ch\u00ed Smithsonian<\/em>.<\/p>\n\n\n\n

C\u00e1c su\u1ed1i n\u01b0\u1edbc n\u00f3ng h\u00ecnh th\u00e0nh khi n\u01b0\u1edbc s\u00f4i tr\u00e0o ra t\u1eeb nh\u1eefng r\u00e3nh n\u1ee9t tr\u00ean b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t, ng\u1eadp th\u00e0nh m\u1ed9t m\u1eb7t h\u1ed3. N\u01b0\u1edbc \u1edf \u0111\u00e2y ch\u1ecbu \u1ea3nh h\u01b0\u1edfng b\u1edfi m\u1ed9t chu tr\u00ecnh v\u1eadt l\u00fd kh\u00f4ng ng\u1eebng ngh\u1ec9: n\u01b0\u1edbc n\u00f3ng n\u1ed5i l\u00ean tr\u00ean, ngu\u1ed9i d\u1ea7n \u0111i r\u1ed3i ch\u00ecm xu\u1ed1ng.<\/p>\n\n\n\n

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\u0110\u1ecba \u0111i\u1ec3m tuy\u1ec7t v\u1eddi n\u00e0y thu h\u00fat nhi\u1ec1u du kh\u00e1ch gh\u00e9 th\u0103m – \u1ea2nh: DON JOHNSTON<\/figcaption><\/figure><\/div>\n\n\n\n

Ri\u00eang \u1edf Grand Prismatic, chu tr\u00ecnh n\u00e0y t\u1ea1o ra nh\u1eefng v\u00e0nh \u0111ai nhi\u1ec7t t\u00e1ch bi\u1ec7t xung quanh t\u00e2m h\u1ed3 theo c\u00e1c c\u1ea5p \u0111\u1ed9: n\u01b0\u1edbc s\u1ee7i b\u1ecdt v\u00f4 c\u00f9ng n\u00f3ng \u1edf gi\u1eefa v\u00e0 ngu\u1ed9i d\u1ea7n khi ti\u1ebfn ra xa.<\/p>\n\n\n\n

N\u01b0\u1edbc \u1edf t\u00e2m h\u1ed3 r\u1ea5t n\u00f3ng n\u00ean h\u1ea7u nh\u01b0 kh\u00f4ng th\u1ec3 c\u00f3 s\u1ef1 s\u1ed1ng \u1edf v\u1ecb tr\u00ed n\u00e0y, do \u0111\u00f3 n\u01b0\u1edbc r\u1ea5t trong v\u00e0 c\u00f3 m\u00e0u xanh \u0111\u1eadm gi\u1ed1ng nh\u01b0 m\u00e0u c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng. Nh\u01b0ng c\u00e0ng ra xa, m\u1ed7i v\u00e0nh \u0111ai nhi\u1ec7t \u0111\u1ed9 s\u1ebd l\u00e0 m\u1ed9t m\u00f4i tr\u01b0\u1eddng s\u1ed1ng kh\u00e1c nhau cho c\u00e1c lo\u00e0i vi khu\u1ea9n kh\u00e1c nhau. Ch\u00ednh nh\u1eefng lo\u00e0i vi khu\u1ea9n n\u00e0y \u0111\u00e3 t\u1ea1o n\u00ean d\u1ea3i m\u00e0u ngo\u1ea1n m\u1ee5c.<\/p>\n\n\n\n

Khu v\u1ef1c xung quanh h\u1ed3 Grand Prismatic thi\u1ebfu b\u00f3ng r\u00e2m v\u00e0 \u0111\u1ecba h\u00ecnh \u0111\u01b0\u1ee3c n\u00e2ng cao khi\u1ebfn n\u01a1i n\u00e0y ph\u01a1i nhi\u1ec5m tia c\u1ef1c t\u00edm t\u1eeb \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi r\u1ea5t gay g\u1eaft, g\u00e2y h\u1ea1i cho nhi\u1ec1u sinh v\u1eadt. Tuy v\u1eady, lo\u00e0i vi khu\u1ea9n Synechococcus<\/em> \u0111\u00e3 sinh t\u1ed3n nh\u1edd v\u00e0o c\u00e1c s\u1eafc t\u1ed1 quang h\u1ee3p – nh\u1eefng h\u1ee3p ch\u1ea5t ch\u1ec9 ph\u1ea3n x\u1ea1 c\u00e1c b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng nh\u1ea5t \u0111\u1ecbnh, t\u1ea1o ra c\u00e1c m\u00e0u \u0111\u1eb7c tr\u01b0ng.<\/p>\n\n\n\n

S\u1eafc t\u1ed1 quang h\u1ee3p ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 di\u1ec7p l\u1ee5c, th\u01b0\u1eddng t\u1ed3n t\u1ea1i trong l\u00e1 c\u00e2y khi\u1ebfn ch\u00fang ta th\u1ea5y m\u00e0u xanh l\u00e1. \u0110\u00f4i khi di\u1ec7p l\u1ee5c c\u00f3 th\u1ec3 b\u1ecb l\u1ea5n \u00e1t b\u1edfi nh\u1eefng lo\u1ea1i s\u1eafc t\u1ed1 g\u1ecdi l\u00e0 carotenoid t\u1ea1o n\u00ean m\u00e0u \u0111\u1ecf, cam, v\u00e0ng.<\/p>\n\n\n\n

Ph\u1ea7n m\u00e0u v\u00e0ng trong h\u1ed3 \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi s\u1eafc t\u1ed1 v\u00e0ng beta-Carotene c\u1ee7a lo\u00e0i vi khu\u1ea9n Synechococcus<\/em>. V\u00e0nh \u0111ai m\u00e0u xanh l\u00e1 l\u00e0 n\u01a1i \u00e1nh n\u1eafng b\u1edbt kh\u1eafc nghi\u1ec7t h\u01a1n, do \u0111\u00f3 vi khu\u1ea9n n\u00e0y gi\u1ea3m s\u1ea3n sinh s\u1eafc t\u1ed1 v\u00e0ng, b\u1edbt l\u1ea5n \u00e1t di\u1ec7p l\u1ee5c.<\/p>\n\n\n\n

Ph\u1ea7n m\u00e0u cam l\u00e0 n\u01a1i n\u01b0\u1edbc ngu\u1ed9i d\u1ea7n, nhi\u1ec1u lo\u00e0i vi khu\u1ea9n ph\u00e1t tri\u1ec3n h\u01a1n. Nh\u1eefng lo\u00e0i vi khu\u1ea9n n\u00e0y d\u00f9ng c\u00e1c lo\u1ea1i di\u1ec7p l\u1ee5c v\u00e0 carotenoid kh\u00e1c nhau, k\u1ebft h\u1ee3p v\u1edbi nhau th\u00e0nh m\u00e0u cam. V\u00e0nh \u0111ai ngo\u00e0i c\u00f9ng l\u00e0 n\u01a1i ngu\u1ed9i nh\u1ea5t v\u00e0 \u0111a d\u1ea1ng vi khu\u1ea9n nh\u1ea5t, t\u1ea1o n\u00ean m\u00e0u n\u00e2u \u0111\u1ecf.<\/p>\n\n\n\n

Su\u1ed1i n\u01b0\u1edbc n\u00f3ng Grand Prismatic n\u1eb1m trong khu Midway Geyser Basin thu\u1ed9c V\u01b0\u1eddn qu\u1ed1c gia Yellowstone, bang Wyoming, M\u1ef9. \u1ede \u0111\u1ed9 cao h\u01a1n 2.000 m\u00e9t so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n, \u0111\u00e2y l\u00e0 h\u1ed3 n\u01b0\u1edbc n\u00f3ng l\u1edbn th\u1ee9 3 tr\u00ean th\u1ebf gi\u1edbi, x\u1ebfp sau Frying Pan Lake \u1edf New Zealand v\u00e0 Boiling Lake \u1edf Dominica.<\/p>\n\n\n\n

L\u00ca CHUNG<\/strong><\/p>\n\n\n\n

https:\/\/tuoitre.vn\/ly-giai-sac-cau-vong-ao-dieu-cua-suoi-nuoc-nong-o-my-20210303144606926.htm<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

T\u00ean g\u1ecdi Grand Prismatic c\u00f3 ngh\u0129a l\u00e0 “l\u0103ng k\u00ednh kh\u1ed5ng l\u1ed3”. L\u0103ng k\u00ednh l\u00e0 m\u1ed9t d\u1ee5ng c\u1ee5 d\u00f9ng \u0111\u1ec3 t\u00e1ch ch\u00f9m \u00e1nh s\u00e1ng tr\u1eafng ra th\u00e0nh d\u1ea3i 7 m\u00e0u c\u1ea7u v\u1ed3ng, g\u1ecdi l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u00e1n s\u1eafc. Su\u1ed1i n\u01b0\u1edbc n\u00f3ng Grand Prismatic c\u0169ng c\u00f3 m\u00e0u c\u1ea7u v\u1ed3ng \u0111\u1ea7y m\u00ea ho\u1eb7c, \u0111\u00f3 l\u00e0 l\u00fd do n\u00f3 […]<\/p>\n","protected":false},"author":20,"featured_media":26742,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-26741","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26741","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=26741"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26741\/revisions"}],"predecessor-version":[{"id":30940,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26741\/revisions\/30940"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/26742"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26741"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26741"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26741"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}