N\u0103m 1998, m\u1ed9t s\u1ed1 v\u00f9ng Trung Qu\u1ed1c b\u1ecb thi\u00ean tai l\u0169 l\u1ee5t r\u1ea5t nghi\u00eam tr\u1ecdng. L\u01b0\u1ee3ng n\u01b0\u1edbc r\u1ea5t l\u1edbn, ph\u1ea1m vi r\u1ea5t r\u1ed9ng, th\u1eddi gian k\u00e9o d\u00e0i, thi\u1ec7t h\u1ea1i kh\u00f4n l\u01b0\u1eddng. Theo th\u1ed1ng k\u00ea s\u01a1 b\u1ed9, \u0111\u1ebfn ng\u00e0y 22\/8\/1998 to\u00e0n qu\u1ed1c \u0111\u00e3 c\u00f3 29 t\u1ec9nh, khu t\u1ef1 tr\u1ecb v\u00e0 c\u00e1c th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c b\u1ecb l\u0169 l\u1ee5t \u1edf nh\u1eefng m\u1ee9c \u0111\u1ed9 kh\u00e1c nhau, di\u1ec7n t\u00edch b\u1ecb ng\u1eadp l\u00e0 21,2 tri\u1ec7u ha, v\u00f9ng b\u1ecb ng\u1eadp s\u00e2u l\u00e0 13 tri\u1ec7u ha, s\u1ed1 ng\u01b0\u1eddi b\u1ecb thi\u1ec7t h\u1ea1i 228 tri\u1ec7u ng\u01b0\u1eddi, s\u1ed1 ng\u01b0\u1eddi b\u1ecb ch\u1ebft 3004 ng\u01b0\u1eddi (trong \u0111\u00f3 bao g\u1ed3m 1320 ng\u01b0\u1eddi \u1edf l\u01b0u v\u1ef1c Tr\u01b0\u1eddng Giang), 4.970.000 c\u0103n nh\u00e0 b\u1ecb s\u1eadp, kinh t\u1ebf b\u1ecb thi\u1ec7t h\u1ea1i t\u1edbi 230 t\u1ec9 \u0111\u1ed3ng. \u0110\u1eb7c bi\u1ec7t l\u00e0 \u1edf Tr\u01b0\u1eddng Giang x\u1ea3y ra tr\u1eadn l\u0169 mang t\u00ednh to\u00e0n l\u01b0u v\u1ef1c l\u1edbn nh\u1ea5t t\u1eeb n\u0103m 1954 tr\u1edf l\u1ea1i \u0111\u00e2y, t\u1ea1o n\u00ean s\u1ef1 quan t\u00e2m c\u1ee7a to\u00e0n x\u00e3 h\u1ed9i.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n g\u00e2y n\u00ean tr\u1eadn h\u1ed3ng th\u1ee7y n\u0103m 1998 g\u1ed3m nhi\u1ec1u m\u1eb7t, nguy\u00ean nh\u00e2n tr\u1ef1c ti\u1ebfp l\u00e0 kh\u00ed h\u1eadu th\u1ea5t th\u01b0\u1eddng, l\u01b0\u1ee3ng m\u01b0a qu\u00e1 l\u1edbn. T\u1eeb th\u00e1ng 6, l\u01b0u v\u1ef1c Tr\u01b0\u1eddng Giang xu\u1ea5t hi\u1ec7n 3 \u0111\u1ee3t c\u00f3 l\u01b0\u1ee3ng m\u01b0a l\u1edbn tr\u00ean m\u1ed9t di\u1ec7n r\u1ed9ng k\u00e9o d\u00e0i li\u00ean t\u1ee5c. Th\u00e1ng 7 \u1edf h\u1ea1 l\u01b0u Tr\u01b0\u1eddng Giang, l\u01b0\u1ee3ng m\u01b0a \u1edf nh\u1eefng tr\u1ea1m th\u1ee7y v\u0103n ch\u00ednh \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 n\u0103m 1954, trong \u0111\u00f3 \u1edf tr\u1ea1m Nghi X\u01b0\u01a1ng l\u00e0 121,5 t\u1ec9 m3, so v\u1edbi n\u0103m 1954 nhi\u1ec1u h\u01a1n 4,5 t\u1ec9 m3, \u1edf H\u00e1n Kh\u1ea9u l\u00e0 164,8 t\u1ec9 m3 nhi\u1ec1u h\u01a1n so v\u1edbi n\u0103m 1954 l\u00e0 12 t\u1ec9 m3.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n gi\u00e1n ti\u1ebfp g\u00e2y n\u00ean tr\u1eadn h\u1ed3ng th\u1ee7y n\u00e0y l\u00e0 sinh th\u00e1i b\u1ecb ph\u00e1 ho\u1ea1i nghi\u00eam tr\u1ecdng, l\u1ea5n h\u1ed3 l\u00e0m ru\u1ed9ng m\u1ed9t c\u00e1ch m\u00f9 qu\u00e1ng, x\u00e2y d\u1ef1ng c\u00e1c c\u00f4ng tr\u00ecnh th\u1ee7y l\u1ee3i kh\u00f4ng h\u1ee3p l\u00ed t\u1ea1o n\u00ean nh\u1eefng hi\u1ec7u \u1ee9ng ph\u1ee5 v\u1ec1 sinh th\u00e1i \u0111\u1ed1i v\u1edbi c\u00e1c con s\u00f4ng. 1; Sinh th\u00e1i b\u1ecb ph\u00e1 ho\u1ea1i nghi\u00eam tr\u1ecdng. Theo \u0111i\u1ec1u tra th\u1ed1ng k\u00ea n\u0103m 1957 t\u1ec9 l\u1ec7 che ph\u1ee7 r\u1eebng \u1edf l\u01b0u v\u1ef1c Tr\u01b0\u1eddng Giang l\u00e0 22%, di\u1ec7n t\u00edch m\u1eb7t \u0111\u1ea5t b\u1ecb x\u00f3i m\u00f2n l\u00e0 36,38 v\u1ea1n km2, chi\u1ebfm 20,2% t\u1ed5ng di\u1ec7n t\u00edch c\u1ee7a l\u01b0u v\u1ef1c. \u0110\u1ebfn n\u0103m 1986, t\u1ec9 l\u1ec7 che ph\u1ee7 r\u1eebng ch\u1ec9 c\u00f2n 10%, di\u1ec7n t\u00edch \u0111\u1ea5t b\u1ecb x\u00f3i m\u00f2n \u0111\u1ea1t \u0111\u1ebfn 73,94 v\u1ea1n km2 t\u1ee9c l\u00e0 t\u0103ng g\u1ea5p \u0111\u00f4i. Th\u01b0\u1ee3ng du s\u00f4ng Tr\u01b0\u1eddng Giang l\u00e0 khu v\u1ef1c r\u1eebng r\u1ed9ng l\u1edbn th\u1ee9 hai Trung Qu\u1ed1c, ch\u1ec9 sau \u0110\u00f4ng B\u1eafc, c\u00e0ng l\u00e0 ngu\u1ed3n n\u01b0\u1edbc d\u1ed3i d\u00e0o c\u1ee7a con s\u00f4ng n\u00e0y. Song nhi\u1ec1u n\u0103m tr\u1edf l\u1ea1i \u0111\u00e2y, t\u1ec9 l\u1ec7 r\u1eebng T\u1ee9 Xuy\u00ean b\u1ecb ch\u1eb7t ph\u00e1 v\u00e0 tr\u1ed3ng m\u1edbi l\u00e0 11\/1. \u1ede t\u1ec9nh T\u1ee9 Xuy\u00ean th\u1eddi nh\u00e0 Nguy\u00ean, t\u1ec9 l\u1ec7 r\u1eebng che ph\u1ee7 c\u00f2n tr\u00ean m\u1ee9c 50%, \u0111\u1ebfn nh\u1eefng ng\u00e0y \u0111\u1ea7u gi\u1ea3i ph\u00f3ng ch\u1ec9 c\u00f2n 12%. H\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c ch\u1eb7t ph\u00e1 r\u1eebng l\u00e0 di\u1ec7n t\u00edch \u0111\u1ea5t b\u1ecb x\u00f3i m\u00f2n t\u0103ng l\u00ean, b\u00f9n \u0111\u1ea5t trong l\u00f2ng s\u00f4ng t\u0103ng nhanh, t\u1ea7n s\u1ed1 l\u0169 l\u1ee5t v\u00e0 kh\u00f4 c\u1ea1n c\u0169ng t\u0103ng l\u00ean, l\u01b0u l\u01b0\u1ee3ng d\u00f2ng s\u00f4ng gi\u1ea3m xu\u1ed1ng, \u0111\u1ea5t b\u1ecb x\u00f3i m\u00f2n c\u00f2n g\u00e2y n\u00ean l\u00f2ng s\u00f4ng v\u00e0 c\u00e1c h\u1ed3 ch\u1ee9a n\u01b0\u1edbc b\u1ecb \u0111\u1ea5t tr\u1ea7m t\u00edch, khi\u1ebfn cho \u0111\u00e1y s\u00f4ng n\u00e2ng cao, h\u1ed3 ch\u1ee9a n\u01b0\u1edbc dung t\u00edch gi\u1ea3m nh\u1ecf, h\u1ed3 thu h\u1eb9p v\u00e0 \u1edf trung, h\u1ea1 l\u01b0u t\u1ea1o th\u00e0nh c\u00e0ng nhi\u1ec1u nh\u1eefng c\u1ed3n n\u1ed5i khi\u1ebfn cho l\u00f2ng h\u1ed3 ch\u1ee9a n\u01b0\u1edbc gi\u1ea3m. Hi\u1ec7n nay, to\u00e0n qu\u1ed1c c\u00f3 h\u01a1n 8,6 v\u1ea1n h\u1ed3 ch\u1ee9a n\u01b0\u1edbc l\u1edbn nh\u1ecf, dung t\u00edch ch\u1ee9a n\u01b0\u1edbc m\u1ea5t \u0111i 40%, do \u0111\u00f3 m\u00e0 h\u00ecnh th\u00e0nh nhi\u1ec1u c\u01a1n l\u0169, m\u1ef1c n\u01b0\u1edbc cao v\u00e0 g\u00e2y ra h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng. 2; L\u1ea5n h\u1ed3 t\u1ea1o ru\u1ed9ng m\u1ed9t c\u00e1ch m\u00f9 qu\u00e1ng. V\u00f9ng h\u1ea1 l\u01b0u Tr\u01b0\u1eddng Giang h\u1ed3 ch\u1ee9a n\u01b0\u1edbc r\u1ea5t nhi\u1ec1u, d\u00e0y \u0111\u1eb7c nh\u01b0 b\u00e0n c\u1edd. Nh\u1eefng h\u1ed3 l\u1edbn nh\u1ecf n\u00e0y ph\u00e2n b\u1ed1 d\u1ecdc theo s\u00f4ng tr\u1edf th\u00e0nh khu \u0111i\u1ec1u ti\u1ebft ch\u1ee7 y\u1ebfu c\u1ee7a s\u00f4ng Tr\u01b0\u1eddng Giang. Nh\u01b0ng m\u1ea5y ch\u1ee5c n\u0103m g\u1ea7n \u0111\u00e2y, v\u00ec m\u00f9 qu\u00e1ng khai kh\u1ea9n l\u00f2ng h\u1ed3 l\u00e0m m\u1ea5t \u0111i m\u1ed9t di\u1ec7n t\u00edch kho\u1ea3ng 120 tri\u1ec7u m\u1eabu. Ch\u1ec9 ri\u00eang s\u00f4ng Tr\u01b0\u1eddng Giang v\u1ed1n c\u00f3 22 h\u1ed3 kh\u00e1 l\u1edbn th\u00f4ng ra s\u00f4ng, v\u00ec khai kh\u1ea9n kh\u00f4ng h\u1ee3p l\u00ed m\u00e0 gi\u1ea3m th\u1ea5p dung t\u00edch ch\u1ee9a n\u01b0\u1edbc 57,6 t\u1ec9 m3. Nh\u1eefng n\u0103m 50, v\u1ed1n c\u00f3 1066 h\u1ed3, \u0111\u1ebfn \u0111\u1ea7u n\u0103m 90, gi\u1ea3m nhanh xu\u1ed1ng ch\u1ec9 c\u00f2n 182 h\u1ed3. T\u1eeb n\u0103m 1954 \u0111\u1ebfn 1997 h\u1ed3 Phi\u00ean D\u01b0\u01a1ng di\u1ec7n t\u00edch t\u1eeb 5160 km2 thu nh\u1ecf xu\u1ed1ng c\u00f2n 3859 km2, trong \u0111\u00f3 1310 km2 c\u1ee7a h\u1ed3 \u0111\u00e3 bi\u1ebfn th\u00e0nh \u0111\u1ed3ng ru\u1ed9ng, khi\u1ebfn cho n\u0103ng l\u1ef1c \u0111i\u1ec1u ti\u1ebft ch\u1ee9a n\u01b0\u1edbc gi\u1ea3m xu\u1ed1ng 20%. Dung t\u00edch h\u1ed3 gi\u1ea3m d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng c\u00f9ng m\u1ed9t l\u01b0u l\u01b0\u1ee3ng nh\u01b0ng m\u1ee9c n\u01b0\u1edbc d\u00e2ng cao, m\u1ee9c n\u01b0\u1edbc \u1edf \u0111\u1ec9nh l\u0169 n\u00f3i chung cao h\u01a1n m\u1eb7t \u0111\u1ea5t v\u00f9ng xung quanh kho\u1ea3ng 10 m, do \u0111\u00f3 g\u00e2y ra nh\u1eefng hi\u1ec3m h\u1ecda kh\u00f3 tr\u00e1nh kh\u1ecfi. 3; C\u00f4ng tr\u00ecnh th\u1ee7y l\u1ee3i c\u0169ng g\u00e2y ra nh\u1eefng hi\u1ec7u \u1ee9ng ph\u1ee5 \u0111\u1ed1i v\u1edbi sinh th\u00e1i h\u1ed3. M\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh th\u1ee7y l\u1ee3i \u0111\u00e3 ph\u00e1 ho\u1ea1i c\u00f4ng n\u0103ng sinh th\u00e1i t\u1ef1 nhi\u00ean c\u1ee7a s\u00f4ng, c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m t\u0103ng th\u00eam nguy c\u01a1 l\u0169 l\u1ee5t. Nhi\u1ec1u nh\u00e0 m\u00e1y th\u1ee7y \u0111i\u1ec7n v\u00e0 c\u00e1c h\u1ed3 n\u01b0\u1edbc t\u1ea1o th\u00e0nh c\u00e1c b\u1eadc thang, khi\u1ebfn cho s\u00f4ng v\u00e0 h\u1ed3 v\u1edbi t\u01b0 c\u00e1ch l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng sinh th\u00e1i t\u1ef1 nhi\u00ean \u0111\u00e3 ph\u00e1t sinh bi\u1ebfn \u0111\u1ed5i, g\u00e2y n\u00ean di\u1ec7n t\u00edch m\u1eb7t n\u01b0\u1edbc t\u1ef1 nhi\u00ean b\u1ecb h\u1ea1n ch\u1ebf, l\u00f2ng s\u00f4ng t\u00edch t\u1ee5 b\u00f9n c\u00e1t, \u0111\u00e1y s\u00f4ng n\u00e2ng cao, c\u00e1c con \u0111\u00ea tr\u1edf th\u00e0nh th\u1ea5p. Ngo\u00e0i ra c\u00e1c ao h\u1ed3 n\u00f4ng th\u00f4n b\u1ecb thu nh\u1ecf, \u0111i\u1ec1u \u0111\u00f3 c\u0169ng l\u00e0 m\u1ed9t nguy\u00ean nh\u00e2n kh\u00f4ng th\u1ec3 coi th\u01b0\u1eddng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
Qua b\u00e0i h\u1ecdc l\u0169 l\u1ee5t l\u1ea7n n\u00e0y, Ch\u00ednh ph\u1ee7 \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng ch\u00e2m x\u00e2y d\u1ef1ng g\u1ed3m 32 ch\u1eef \u00e1p d\u1ee5ng ngay sau khi h\u1ebft l\u0169, \u0111\u00f3 l\u00e0: \u201ckhoanh r\u1eebng tr\u1ed3ng c\u00e2y, tr\u1ea3 \u0111\u1ea5t cho r\u1eebng, tr\u1ea3 ru\u1ed9ng cho h\u1ed3, gi\u1ea3m th\u1ea5p \u0111\u1ec9nh l\u0169, x\u00e2y d\u1ef1ng h\u1ee3p l\u00ed, d\u00e3n d\u00e2n \u0111\u1ed3ng \u0111\u1ec1u, gia c\u1ed1 \u0111\u00ea \u0111i\u1ec1u, n\u1ea1o v\u00e9t l\u00f2ng s\u00f4ng\u201d. Th\u1ef1c t\u1ebf \u0111\u00f3 l\u00e0 c\u00e1ch x\u1eed l\u00ed t\u1ed5ng h\u1ee3p to\u00e0n l\u01b0u v\u1ef1c Tr\u01b0\u1eddng Giang, \u0111i\u1ec1u h\u00f2a m\u1ed1i quan h\u1ec7 gi\u1eefa con ng\u01b0\u1eddi v\u00e0 thi\u00ean nhi\u00ean, qua \u0111\u00f3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng m\u00f4i tr\u01b0\u1eddng, khi\u1ebfn cho l\u01b0u v\u1ef1c Tr\u01b0\u1eddng Giang c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: N\u01b0\u1edbc l\u0169; Tr\u01b0\u1eddng Giang.<\/p>\n","protected":false},"excerpt":{"rendered":"
N\u0103m 1998, m\u1ed9t s\u1ed1 v\u00f9ng Trung Qu\u1ed1c b\u1ecb thi\u00ean tai l\u0169 l\u1ee5t r\u1ea5t nghi\u00eam tr\u1ecdng. L\u01b0\u1ee3ng n\u01b0\u1edbc r\u1ea5t l\u1edbn, ph\u1ea1m vi r\u1ea5t r\u1ed9ng, th\u1eddi gian k\u00e9o d\u00e0i, thi\u1ec7t h\u1ea1i kh\u00f4n l\u01b0\u1eddng. Theo th\u1ed1ng k\u00ea s\u01a1 b\u1ed9, \u0111\u1ebfn ng\u00e0y 22\/8\/1998 to\u00e0n qu\u1ed1c \u0111\u00e3 c\u00f3 29 t\u1ec9nh, khu t\u1ef1 tr\u1ecb v\u00e0 c\u00e1c th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c b\u1ecb […]<\/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-9298","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\/9298","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=9298"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9298\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}