{"id":28719,"date":"2019-03-13T20:47:00","date_gmt":"2019-03-13T13:47:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28719"},"modified":"2021-10-03T20:48:31","modified_gmt":"2021-10-03T13:48:31","slug":"suy-giam-nghiem-trong-so-luong-ca-trong-cac-dai-duong","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/suy-giam-nghiem-trong-so-luong-ca-trong-cac-dai-duong\/","title":{"rendered":"Suy gi\u1ea3m nghi\u00eam tr\u1ecdng s\u1ed1 l\u01b0\u1ee3ng c\u00e1 trong c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng"},"content":{"rendered":"\n

C\u00e1c qu\u1ea7n th\u1ec3 c\u00e1 trong c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng tr\u00ean th\u1ebf gi\u1edbi \u0111ang c\u00f3 xu h\u01b0\u1edbng c\u1ea1n ki\u1ec7t v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng b\u00e1o \u0111\u1ed9ng, nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 ch\u1ec9 ra nh\u1eefng h\u1eadu qu\u1ea3 \u0111\u00e1ng lo ng\u1ea1i.<\/h2>\n\n\n\n

D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c thu th\u1eadp t\u1eeb 1930 \u0111\u1ebfn 2010 \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng, tr\u1eef l\u01b0\u1ee3ng c\u00e1 b\u1ec1n v\u1eefng gi\u1ea3m trung b\u00ecnh 4,1%. \u1ede m\u1ed9t s\u1ed1 khu v\u1ef1c, bao g\u1ed3m bi\u1ec3n Hoa \u0110\u00f4ng v\u00e0 Bi\u1ec3n B\u1eafc, m\u1ee9c suy gi\u1ea3m cao t\u1edbi 15 – 35%.<\/p>\n\n\n\n

\"Suy
Trong c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng tr\u00ean th\u1ebf gi\u1edbi, s\u1ed1 l\u01b0\u1ee3ng c\u00e1c lo\u00e0i c\u00e1 \u0111ang suy gi\u1ea3m nghi\u00eam tr\u1ecdng.<\/figcaption><\/figure>\n\n\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u cho bi\u1ebft bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 \u0111\u00e1nh b\u1eaft qu\u00e1 m\u1ee9c l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n c\u01a1 b\u1ea3n. H\u1ecd c\u0169ng nh\u1eadn th\u1ea5y r\u1eb1ng m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf qu\u1ea7n th\u1ec3 c\u00e1 th\u1ef1c s\u1ef1 t\u0103ng l\u00ean b\u1edfi v\u00ec v\u00f9ng n\u01b0\u1edbc l\u1ea1nh tr\u01b0\u1edbc \u0111\u00e2y tr\u1edf n\u00ean d\u1ec5 s\u1ed1ng h\u01a1n \u0111\u1ed1i v\u1edbi ch\u00fang.<\/p>\n\n\n\n

“Qu\u1ea7n th\u1ec3 c\u00e1 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u li\u00ean quan \u0111\u1ebfn s\u1ef1 n\u00f3ng l\u00ean. Nhi\u1ec1u lo\u00e0i t\u1eebng \u0111\u01b0\u1ee3c cho h\u01b0\u1edfng l\u1ee3i t\u1eeb s\u1ef1 \u1ea5m l\u00ean cho \u0111\u1ebfn nay c\u00f3 kh\u1ea3 n\u0103ng b\u1eaft \u0111\u1ea7u suy gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 Tr\u00e1i \u0110\u1ea5t ti\u1ebfp t\u1ee5c t\u0103ng\u201d, nh\u00e0 nghi\u00ean c\u1ee9u Olaf Jensen t\u1eeb \u0110\u1ea1i h\u1ecdc Rutgers \u1edf New Jersey n\u00f3i.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 xem x\u00e9t s\u1ef1 n\u00f3ng l\u00ean c\u1ee7a \u0111\u1ea1i d\u01b0\u01a1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn 235 qu\u1ea7n th\u1ec3 c\u00e1 tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, bao g\u1ed3m 124 lo\u00e0i tr\u00ean 38 v\u00f9ng sinh th\u00e1i.<\/p>\n\n\n\n

N\u01b0\u1edbc bi\u1ec3n n\u00f3ng l\u00ean th\u01b0\u1eddng l\u00e0 tin x\u1ea5u cho lo\u00e0i c\u00e1 v\u00ec n\u01b0\u1edbc \u1ea5m kh\u00f4ng ch\u1ec9 ch\u1ee9a \u00edt oxy m\u00e0 c\u00f2n l\u00e0m suy y\u1ebfu c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 th\u1ec3 c\u1ee7a c\u00e1.<\/p>\n\n\n\n

“S\u1ef1 s\u1ee5t gi\u1ea3m 4% nghe c\u00f3 v\u1ebb nh\u1ecf, nh\u01b0ng n\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 1,4 tri\u1ec7u t\u1ea5n c\u00e1 t\u1eeb n\u0103m 1930 \u0111\u1ebfn 2010. C\u00e1c nh\u00e0 qu\u1ea3n l\u00fd ngh\u1ec1 c\u00e1 n\u00ean lo\u1ea1i b\u1ecf \u0111\u00e1nh b\u1eaft qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n

Gi\u1ea3i ph\u00e1p \u0111\u1ed1i ph\u00f3 \u0111\u00f3 l\u00e0 c\u00e1c nh\u00e0 ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch c\u00f3 th\u1ec3 chu\u1ea9n b\u1ecb cho s\u1ef1 ch\u00eanh l\u1ec7ch trong khu v\u1ef1c \u0111\u00e1nh b\u1eaft c\u00e1 b\u1eb1ng c\u00e1ch thi\u1ebft l\u1eadp c\u00e1c hi\u1ec7p \u0111\u1ecbnh th\u01b0\u01a1ng m\u1ea1i v\u00e0 quan h\u1ec7 \u0111\u1ed1i t\u00e1c \u0111\u1ec3 chia s\u1ebb h\u1ea3i s\u1ea3n gi\u1eefa c\u00e1c khu v\u1ef1c\u201d, nh\u00e0 nghi\u00ean c\u1ee9u Chris Free, t\u1eeb \u0110\u1ea1i h\u1ecdc California nh\u1ea5n m\u1ea1nh.<\/p>\n\n\n\n

Minh Long <\/strong><\/p>\n\n\n\n

Theo Science Alert<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c qu\u1ea7n th\u1ec3 c\u00e1 trong c\u00e1c \u0111\u1ea1i d\u01b0\u01a1ng tr\u00ean th\u1ebf gi\u1edbi \u0111ang c\u00f3 xu h\u01b0\u1edbng c\u1ea1n ki\u1ec7t v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng b\u00e1o \u0111\u1ed9ng, nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 ch\u1ec9 ra nh\u1eefng h\u1eadu qu\u1ea3 \u0111\u00e1ng lo ng\u1ea1i. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c thu th\u1eadp t\u1eeb 1930 \u0111\u1ebfn 2010 \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng, tr\u1eef l\u01b0\u1ee3ng c\u00e1 b\u1ec1n v\u1eefng gi\u1ea3m trung […]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28719","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28719","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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28719"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28719\/revisions"}],"predecessor-version":[{"id":28721,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28719\/revisions\/28721"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28719"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}