{"id":1509,"date":"2026-08-27T05:54:00","date_gmt":"2026-08-26T20:54:00","guid":{"rendered":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-27-narwhals-east-greenland-atlantic-water-vi\/"},"modified":"2026-08-27T05:54:00","modified_gmt":"2026-08-26T20:54:00","slug":"2026-08-27-narwhals-east-greenland-atlantic-water-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-27-narwhals-east-greenland-atlantic-water-vi\/","title":{"rendered":"S\u00e1u con k\u1ef3 l\u00e2n bi\u1ec3n \u0111o v\u00f9ng n\u01b0\u1edbc s\u00e2u h\u01a1n 1.500 m, ph\u00e1t hi\u1ec7n n\u01b0\u1edbc \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng s\u00e2u trong \u0110\u00f4ng Greenland"},"content":{"rendered":"

2026-08-27 05:54 KST<\/strong><\/p>\n

S\u00e1u k\u1ef3 l\u00e2n bi\u1ec3n \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn \u0111\u00e3 thu th\u1eadp 2.060 d\u1eef li\u1ec7u v\u1ec1 nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc, \u0111\u1ed9 m\u1eb7n v\u00e0 \u0111\u1ed9 s\u00e2u t\u1eeb \u0111\u1ed9 s\u00e2u h\u01a1n 1.500 m\u00e9t \u1edf Scoresbysund Fjord, \u0110\u00f4ng Greenland. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p d\u1eef li\u1ec7u n\u00e0y v\u1edbi h\u01a1n 2.200 quan s\u00e1t hi\u1ec7n c\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u cho th\u1ea5y n\u01b0\u1edbc trung t\u1ea7ng \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng \u1ea5m v\u00e0 m\u1eb7n \u0111\u1ebfn c\u00e1c l\u01b0u v\u1ef1c s\u00e2u c\u00e1ch b\u1edd bi\u1ec3n kho\u1ea3ng 300 km.<\/p>\n

K\u1ef3 l\u00e2n bi\u1ec3n kh\u00f4ng tr\u1ef1c ti\u1ebfp \u0111o l\u01b0\u1ee3ng b\u0103ng \u0111\u00e3 tan ch\u1ea3y. M\u00f4 h\u00ecnh n\u00e0y k\u1ebft h\u1ee3p s\u00e1u d\u1eef li\u1ec7u di c\u01b0 t\u1eeb n\u0103m 2017 \u0111\u1ebfn n\u0103m 2020 v\u1edbi c\u00e1c quan s\u00e1t l\u1ecbch s\u1eed t\u1eeb n\u0103m 1960 \u0111\u1ebfn n\u0103m 2021 v\u00e0 k\u1ebft qu\u1ea3 s\u1ebd tinh ch\u1ec9nh c\u00e1c con \u0111\u01b0\u1eddng m\u00e0 qua \u0111\u00f3 n\u01b0\u1edbc \u1ea5m c\u00f3 th\u1ec3 \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh tan ch\u1ea3y s\u00f4ng b\u0103ng.<\/p>\n

C\u00e1 voi \u0111\u00e3 thu th\u1eadp d\u1eef li\u1ec7u g\u00ec?<\/h2>\n

C\u1ea3m bi\u1ebfn CTD \u0111\u01b0\u1ee3c g\u1eafn v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a th\u1ee3 s\u0103n \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 m\u1eb7n v\u00e0 \u0111\u1ed9 s\u00e2u c\u1ee7a n\u01b0\u1edbc. C\u00e1c c\u1ea3m bi\u1ebfn ho\u1ea1t \u0111\u1ed9ng trong 85 \u0111\u1ebfn 332 ng\u00e0y v\u00e0 t\u00e0u nghi\u00ean c\u1ee9u t\u1ef1 nhi\u00ean \u0111i s\u00e2u v\u00e0o v\u1ecbnh h\u1eb9p, n\u01a1i r\u1ea5t kh\u00f3 \u0111i v\u00e0o do b\u0103ng bi\u1ec3n. Nh\u1edd \u0111\u00f3, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u v\u1ec1 \u0111\u1ed9 s\u00e2u n\u01b0\u1edbc v\u00e0 m\u00f9a n\u01a1i c\u00f3 kho\u1ea3ng c\u00e1ch quan s\u00e1t l\u1edbn.<\/p>\n

T\u1ea1i sao n\u01b0\u1edbc \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng l\u1ea1i quan tr\u1ecdng?<\/h2>\n

B\u00ean d\u01b0\u1edbi l\u1edbp n\u01b0\u1edbc b\u1ec1 m\u1eb7t c\u1ef1c l\u1ea1nh, t\u01b0\u01a1ng \u0111\u1ed1i trong l\u00e0nh l\u00e0 v\u00f9ng n\u01b0\u1edbc gi\u1eefa \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng \u1ea5m h\u01a1n, m\u1eb7n h\u01a1n. Khi l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00e0y ch\u1ea1m t\u1edbi c\u00e1c v\u1ecbnh h\u1eb9p s\u00e2u v\u00e0 c\u00e1c l\u01b0u v\u1ef1c tr\u01b0\u1edbc s\u00f4ng b\u0103ng, n\u00f3 c\u00f3 th\u1ec3 l\u00e0m \u1ea5m c\u00e1c m\u1eb7t s\u00f4ng b\u0103ng ng\u1eadp n\u01b0\u1edbc. Nghi\u00ean c\u1ee9u \u0111\u00e3 m\u00f4 h\u00ecnh h\u00f3a s\u1ef1 d\u00e0y l\u00ean c\u1ee7a l\u1edbp n\u00e0y v\u00e0 l\u00e0m m\u1ecfng l\u1edbp ch\u1ec9 s\u1ed1 c\u1ef1c.<\/p>\n

\"S\u00e1u
\u0110\u00e2y l\u00e0 h\u00ecnh \u1ea3nh t\u1ea1o b\u1eb1ng AI \u0111\u1ec3 gi\u1ea3i th\u00edch ch\u1ee7 \u0111\u1ec1, kh\u00f4ng ph\u1ea3i \u1ea3nh ch\u1ee5p s\u1ef1 ki\u1ec7n, quan s\u00e1t hay th\u00ed nghi\u1ec7m th\u1ef1c t\u1ebf.<\/figcaption><\/figure>\n

Nh\u1eefng con s\u1ed1 n\u00f3ng l\u00ean c\u00f3 \u00fd ngh\u0129a g\u00ec?<\/h2>\n

T\u1eeb d\u1eef li\u1ec7u t\u1ed5ng h\u1ee3p, nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u1edf khu v\u1ef1c n\u00e0y \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh \u0111\u00e3 t\u0103ng trung b\u00ecnh kho\u1ea3ng 0,047\u00b0C m\u1ed7i n\u0103m trong kho\u1ea3ng th\u1eddi gian t\u1eeb 1960 \u0111\u1ebfn 2021. \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u1ed1c \u0111\u1ed9 t\u0103ng nh\u01b0 nhau m\u1ed7i n\u0103m ng\u1eafn ng\u1ee7i m\u00e0 l\u00e0 \u0111\u1ed9 d\u1ed1c d\u00e0i h\u1ea1n. C\u00e1c \u0111i\u1ec3m quan s\u00e1t v\u00e0 \u0111\u1ed9 s\u00e2u thay \u0111\u1ed5i theo t\u1eebng th\u1eddi \u0111\u1ea1i, do \u0111\u00f3, s\u1ef1 \u0111i\u1ec1u ch\u1ec9nh kh\u00f4ng gian v\u00e0 \u0111\u1ed9 kh\u00f4ng \u0111\u1ea3m b\u1ea3o c\u1ee7a m\u00f4 h\u00ecnh ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng nhau.<\/p>\n

T\u1ea1i sao ch\u1ec9 ri\u00eang d\u1eef li\u1ec7u t\u00e0u nghi\u00ean c\u1ee9u l\u00e0 kh\u00f4ng \u0111\u1ee7?<\/h2>\n

Scoresbysund l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ec7 th\u1ed1ng v\u1ecbnh h\u1eb9p l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi v\u00e0 do b\u0103ng bi\u1ec3n v\u00e0 kho\u1ea3ng c\u00e1ch n\u00ean vi\u1ec7c quan s\u00e1t b\u1eb1ng t\u00e0u r\u1ea5t hi\u1ebfm. K\u1ef3 l\u00e2n bi\u1ec3n li\u00ean t\u1ee5c \u0111i qua c\u00e1c k\u00eanh v\u00e0 \u0111\u1ed9 s\u00e2u m\u00e0 ch\u00fang th\u01b0\u1eddng s\u1eed d\u1ee5ng. Vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ed9ng v\u1eadt l\u00e0m n\u1ec1n t\u1ea3ng quan s\u00e1t gi\u00fap gi\u1ea3m kho\u1ea3ng c\u00e1ch nh\u01b0ng c\u0169ng c\u00f3 h\u1ea1n ch\u1ebf l\u00e0 \u0111\u01b0\u1eddng di chuy\u1ec3n c\u1ee7a ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t m\u1eabu ng\u1eabu nhi\u00ean.<\/p>\n

X\u00e1c nh\u1eadn ti\u1ebfp theo l\u00e0 g\u00ec<\/h2>\n

C\u00e1c nghi\u00ean c\u1ee9u ti\u1ebfp theo s\u1ebd t\u0103ng c\u01b0\u1eddng d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn cho c\u00e1c n\u0103m, c\u00e1 nh\u00e2n v\u00e0 m\u00f9a kh\u00e1c, \u0111\u1ed3ng th\u1eddi li\u00ean k\u1ebft ch\u00fang v\u1edbi c\u00e1c quan s\u00e1t v\u1ec1 t\u1ed1c \u0111\u1ed9 tan ch\u1ea3y v\u00e0 d\u00f2ng h\u1ea3i l\u01b0u tr\u00ean m\u1eb7t tr\u1eadn s\u00f4ng b\u0103ng. Ch\u00fang ta c\u0169ng c\u1ea7n so s\u00e1nh li\u1ec7u c\u00e1c m\u00f4 h\u00ecnh kh\u00ed h\u1eadu c\u00f3 m\u00f4 ph\u1ecfng ch\u00ednh x\u00e1c \u0111\u1ed9 s\u00e2u d\u00f2ng n\u01b0\u1edbc \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng v\u00e0 nh\u1eefng thay \u0111\u1ed5i v\u1ec1 n\u01b0\u1edbc ng\u1ecdt hay kh\u00f4ng. \u00dd ngh\u0129a c\u1ee7a k\u1ebft qu\u1ea3 n\u00e0y l\u00e0, l\u1ea7n \u0111\u1ea7u ti\u00ean, nh\u1eefng con \u0111\u01b0\u1eddng kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn tr\u01b0\u1edbc \u0111\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y m\u1ed9t c\u00e1ch ch\u1eb7t ch\u1ebd.<\/p>\n

Ngu\u1ed3n g\u1ed1c v\u00e0 ki\u1ec3m ch\u1ee9ng \u0111\u1ed9c l\u1eadp<\/h2>\n

Science Advances original paper<\/a><\/p>\n

University of Copenhagen research release<\/a><\/p>\n

NOAA World Ocean Database used for independent historical profiles<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

S\u00e1u con k\u1ef3 l\u00e2n bi\u1ec3n \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn \u0111\u00e3 thu th\u1eadp 2.060 th\u00f4ng tin v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 m\u1eb7n c\u1ee7a n\u01b0\u1edbc \u1edf Scoresbysund, \u0110\u00f4ng Greenland. \u0110i\u1ec1u n\u00e0y l\u00e0m c\u01a1 s\u1edf cho m\u00f4 h\u00ecnh cho r\u1eb1ng n\u01b0\u1edbc m\u1eb7n, \u1ea5m gi\u1eefa \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng \u0111i v\u00e0o c\u00e1c l\u01b0u v\u1ef1c s\u00e2u ph\u00eda tr\u01b0\u1edbc s\u00f4ng b\u0103ng trong \u0111\u1ea5t li\u1ec1n.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-1509","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/1509","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing"}],"about":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/types\/briefing"}],"wp:attachment":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=1509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}