Ng\u00e0y 9 th\u00e1ng 5 n\u0103m 1992, \u1edf New york, to\u00e0n th\u1ebf gi\u1edbi \u0111\u00e3 k\u00fd “C\u00f4ng \u01b0\u1edbc \u0111\u1ea7u ti\u00ean c\u1ee7a Li\u00ean h\u1ee3p qu\u1ed1c v\u1ec1 khung bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu”. Qua \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y s\u1ef1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u1ea3nh h\u01b0\u1edfng r\u1ea5t s\u00e2u xa \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng sinh s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n\n\n\n
\u0110\u1ea7u th\u1ebf k\u1ef7 XVIII, c\u00e1ch m\u1ea1ng c\u00f4ng nghi\u1ec7p ch\u00e2u \u00c2u ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd, m\u1ed9t l\u01b0\u1ee3ng l\u1edbn than v\u00e0 d\u1ea7u m\u1ecf \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m nhi\u00ean li\u1ec7u, khi\u1ebfn cho h\u00e0m l\u01b0\u1ee3ng kh\u00ed cacbonic trong kh\u00ed quy\u1ec3n t\u0103ng l\u00ean h\u1eb1ng n\u0103m, \u0111\u1ed3ng th\u1eddi nhi\u1ec7t \u0111\u1ed9 T r\u00e1i \u0110\u1ea5t c\u0169ng c\u00f3 xu th\u1ebf t\u0103ng l\u00ean theo h\u00ecnh sin. T heo nh\u1eefng t\u00e0i li\u1ec7u quan tr\u1eafc ch\u1ee9ng t\u1ecf: g\u1ea7n 100 n\u0103m nay nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u \u0111\u00e3 t\u0103ng l\u00ean 0,5\u00b0C, trong \u0111\u00f3 th\u1eadp k\u1ef7 80 so v\u1edbi \u0111\u1ea7u th\u1eadp k\u1ef7 70 \u0111\u00e3 t\u0103ng l\u00ean 0,3\u00b0C. N\u1ebfu c\u1ee9 ph\u00e1t tri\u1ec3n theo t\u1ed1c \u0111\u1ed9 n\u00e0y th\u00ec c\u00e1c nh\u00e0 khoa h\u1ecdc d\u1ef1 \u0111o\u00e1n \u0111\u1ebfn n\u0103m 2050, nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u s\u1ebd cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 hi\u1ec7n nay 3\u00b0C. L\u00fac \u0111\u00f3 m\u1eb7t n\u01b0\u1edbc bi\u1ec3n \u1edf v\u00f9ng duy\u00ean h\u1ea3i T rung Qu\u1ed1c s\u1ebd d\u00e2ng cao 40 – 70 cm, c\u00e1c v\u00f9ng duy\u00ean h\u1ea3i B\u1ed9t H\u1ea3i, tam gi\u00e1c ch\u00e2u T r\u01b0\u1eddng Giang, tam gi\u00e1c ch\u00e2u s\u00f4ng Ch\u00e2u Giang v\u00e0 t\u00f4 b\u1eafc, b\u00ecnh nguy\u00ean mi\u1ec1n T \u00e2y \u0110\u00e0i Loan kh\u00f4ng \u00edt ch\u1ed7 th\u1ea5p s\u1ebd b\u1ecb n\u01b0\u1edbc bi\u1ec3n tr\u00e0n ng\u1eadp. Nh\u1eefng th\u1eafng c\u1ea3nh du l\u1ecbch \u1edf b\u00e3i bi\u1ec3n B\u1eafc \u0110\u1edbi H\u00e0 c\u00f3 l\u1ebd kh\u00f4ng c\u00f2n l\u00e0 n\u01a1i du l\u1ecbch, nhi\u1ec1u h\u1ea3i c\u1ea3ng, \u0111\u1ed3ng mu\u1ed1i v\u00e0 c\u00e1c ng\u01b0 tr\u01b0\u1eddng s\u1ebd m\u1ea5t h\u1ebft, m\u1ed9t s\u1ed1 \u0111\u01b0\u1eddng h\u00e0ng h\u1ea3i, c\u1ed1ng ch\u1eafn n\u01b0\u1edbc, \u0111\u1eadp ng\u0103n thu\u1ef7 tri\u1ec1u v\u00e0 ch\u1ed1ng \u00fang s\u1ebd kh\u00f4ng c\u00f2n t\u00e1c d\u1ee5ng m\u1ea5y.<\/p>\n\n\n\n
V\u00ec nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao, n\u01b0\u1edbc m\u1eb7t \u0111\u1ea5t b\u1ed1c h\u01a1i c\u00e0ng nhi\u1ec1u n\u00ean \u0111\u1ea5t \u0111ai m\u1ea5t n\u01b0\u1edbc nghi\u00eam tr\u1ecdng. C\u00e1c v\u00f9ng h\u1ea1n h\u00e1n v\u00e0 b\u00e1n h\u1ea1n h\u00e1n m\u1ee9c \u0111\u1ed9 sa m\u1ea1c ho\u00e1 s\u1ebd t\u0103ng nhanh. V\u00ed d\u1ee5 c\u00e1c v\u00f9ng Zimbabu\u00ea, M\u00f4z\u0103mbich, Z\u0103mbia v\u00e0 mi\u1ec1n B\u1eafc Nam Phi, \u1edf \u0111\u00f3 c\u00e1c gi\u1ebfng \u0111ang kh\u00f4 d\u1ea7n, m\u00f4i tr\u01b0\u1eddng sinh s\u1ed1ng c\u1ee7a \u0111\u1ed9ng v\u1eadt hoang d\u00e3 ng\u00e0y c\u00e0ng x\u1ea5u \u0111i, m\u1ed9t s\u1ed1 \u0111\u1ed3ng c\u1ecf t\u01b0\u01a1i t\u1ed1t \u0111ang tho\u00e1i ho\u00e1 th\u00e0nh nh\u1eefng b\u00e3i l\u00f9m c\u00e2y, th\u1ea3o nguy\u00ean s\u1ebd bi\u1ebfn th\u00e0nh sa m\u1ea1c v\u00e0 b\u00e1n sa m\u1ea1c.<\/p>\n\n\n\n
Kh\u00ed h\u1eadu \u1ea5m l\u00ean c\u00f2n khi\u1ebfn cho m\u1ed9t s\u1ed1 b\u1ec7nh d\u1ecbch truy\u1ec1n nhi\u1ec5m lan tr\u00e0n. N\u0103m 1994 m\u1ed9t s\u1ed1 v\u00f9ng \u1edf \u1ea4n \u0110\u1ed9 th\u1eddi ti\u1ebft n\u00f3ng 38\u00b0C k\u00e9o d\u00e0i 90 ng\u00e0y, chu\u1ed9t hoang ch\u1ea1y v\u00e0o th\u00e0nh ph\u1ed1 g\u00e2y n\u00ean b\u1ec7nh vi\u00eam ph\u1ed5i c\u1ea3 v\u00f9ng Xulat\u01a1 l\u00e0m t\u1ed5n th\u1ea5t g\u1ea7n hai t\u1ec9 USD. N\u0103m 1995 m\u1ed9t s\u1ed1 v\u00f9ng duy\u00ean h\u1ea3i ch\u00e2u M\u1ef9 xu\u1ea5t hi\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao khi\u1ebfn cho h\u01a1n 14 v\u1ea1n ng\u01b0\u1eddi nhi\u1ec5m b\u1ec7nh, r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi b\u1ecb ch\u1ebft.<\/p>\n\n\n\n
H\u1eadu qu\u1ea3 th\u1eddi ti\u1ebft n\u00f3ng l\u00ean nghi\u00eam tr\u1ecdng bi\u1ebft bao. V\u00ec v\u1eady Li\u00ean h\u1ee3p qu\u1ed1c kh\u00f4ng th\u1ec3 kh\u00f4ng k\u00fd k\u1ebft m\u1ed9t c\u00f4ng \u01b0\u1edbc v\u1ec1 khung bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, nh\u1eb1m h\u1ea1n ch\u1ebf \u0111\u1ed1t than v\u00e0 d\u1ea7u m\u1ecf, gi\u1ea3m thi\u1ec3u kh\u00ed cacbonic bay v\u00e0o kh\u00ed quy\u1ec3n, kh\u1ed1ng ch\u1ebf m\u1ed9t b\u01b0\u1edbc nhi\u1ec7t \u0111\u1ed9 T r\u00e1i \u0110\u1ea5t t\u0103ng cao, t\u1eeb \u0111\u00f3 th\u00fac \u0111\u1ea9y m\u00f4i tr\u01b0\u1eddng sinh th\u00e1i to\u00e0n c\u1ea7u ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng t\u1ed1t, gi\u1eef g\u00ecn h\u1ea1nh ph\u00fac cho th\u1ebf h\u1ec7 sau.<\/p>\n\n\n\n
T \u1eeb kho\u00e1: C\u00f4ng \u01b0\u1edbc bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ng\u00e0y 9 th\u00e1ng 5 n\u0103m 1992, \u1edf New york, to\u00e0n th\u1ebf gi\u1edbi \u0111\u00e3 k\u00fd “C\u00f4ng \u01b0\u1edbc \u0111\u1ea7u ti\u00ean c\u1ee7a Li\u00ean h\u1ee3p qu\u1ed1c v\u1ec1 khung bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu”. Qua \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y s\u1ef1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u1ea3nh h\u01b0\u1edfng r\u1ea5t s\u00e2u xa \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng sinh s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi. \u0110\u1ea7u th\u1ebf k\u1ef7 XVIII, […]<\/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":[15,19],"tags":[],"class_list":["post-10065","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10065","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=10065"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10065\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10065"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10065"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10065"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}