{"id":25840,"date":"2020-07-28T21:36:06","date_gmt":"2020-07-28T14:36:06","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=25840"},"modified":"2021-11-09T20:41:15","modified_gmt":"2021-11-09T13:41:15","slug":"nghien-cuu-xay-dung-phan-mem-mo-hinh-phan-tu-huu-han-mo-phong-chuyen-dong-va-lan-truyen-cac-chat-o-nhiem-va-nhiem-man-trong-moi-truong-nuoc-duoi-dat-ung-dung-cho-khu-vuc-ven-bien-mien-trung","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nghien-cuu-xay-dung-phan-mem-mo-hinh-phan-tu-huu-han-mo-phong-chuyen-dong-va-lan-truyen-cac-chat-o-nhiem-va-nhiem-man-trong-moi-truong-nuoc-duoi-dat-ung-dung-cho-khu-vuc-ven-bien-mien-trung\/","title":{"rendered":"Nghi\u00ean c\u1ee9u x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n m\u00f4 ph\u1ecfng chuy\u1ec3n \u0111\u1ed9ng v\u00e0 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec5m m\u1eb7n trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t-\u1ee8ng d\u1ee5ng cho khu v\u1ef1c ven bi\u1ec3n mi\u1ec1n Trung"},"content":{"rendered":"\n
\"\"\/<\/figure><\/div>\n\n\n\n

Hi\u1ec7n nay, tr\u1eef l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng t\u00e0i nguy\u00ean n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t (ND\u0110) l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng kh\u00f4ng ch\u1ec9 ri\u00eang \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd, ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch, c\u00e1c t\u1ed5 ch\u1ee9c v\u00e0 c\u00e1 nh\u00e2n khai th\u00e1c kinh doanh n\u01b0\u1edbc v\u00e0 ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t…, m\u00e0 ngay c\u1ea3 \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00e2n ng\u01b0\u1eddi tr\u1ef1c ti\u1ebfp khai th\u00e1c s\u1eed d\u1ee5ng v\u00e0 b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c qu\u00e1 tr\u00ecnh suy tho\u00e1i v\u1ec1 tr\u1eef l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n\n\n\n

\u0110\u00e1nh gi\u00e1 \u0111\u01b0\u1ee3c t\u00e0i nguy\u00ean ND\u0110 v\u1ec1 l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t hi\u1ec7n t\u1ea1i, x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c c\u00e1c nguy\u00ean nh\u00e2n suy tho\u00e1i, s\u1ef1 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc, d\u1ef1 b\u00e1o \u0111\u01b0\u1ee3c s\u1ef1 bi\u1ebfn \u0111\u1ed5i ch\u1ea5t l\u01b0\u1ee3ng ND\u0110 theo kh\u00f4ng gian v\u00e0 th\u1eddi gian do c\u00e1c nguy\u00ean nh\u00e2n t\u1ef1 nhi\u00ean c\u0169ng nh\u01b0 do c\u00e1c \u1ea3nh h\u01b0\u1edfng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng kinh t\u1ebf x\u00e3 h\u1ed9i\u2026 l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 quy ho\u1ea1ch khai th\u00e1c v\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 b\u1ea3o v\u1ec7 ngu\u1ed3n t\u00e0i nguy\u00ean ND\u0110, ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t v\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. M\u00f4 h\u00ecnh s\u1ed1 chuy\u1ec3n \u0111\u1ed9ng ND\u0110 v\u00e0 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m ho\u00e0 tan trong ND\u0110 (k\u1ec3 c\u1ea3 mu\u1ed1i \u0103n) l\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u1eefu hi\u1ec7u v\u00e0 tin c\u1eady nh\u1ea5t trong m\u00f4 t\u1ea3 hi\u1ec7n tr\u1ea1ng v\u00e0 d\u1ef1 b\u00e1o bi\u1ebfn \u0111\u1ed9ng n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t v\u1ec1 l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t \u1edf c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t thu\u1ef7 v\u0103n (\u0110CTV) ph\u1ee9c t\u1ea1p v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng bi\u1ebfn \u0111\u1ed9ng theo th\u1eddi gian v\u00e0 kh\u00f4ng gian.<\/p>\n\n\n\n

R\u1ea5t nhi\u1ec1u c\u00e1c nghi\u00ean c\u1ee9u \u0110CTV li\u00ean quan \u0111\u1ebfn chuy\u1ec3n \u0111\u1ed9ng ND\u0110, lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 lan truy\u1ec1n m\u1eb7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong n\u01b0\u1edbc ta \u0111\u1ec1u ho\u1eb7c l\u00e0 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i t\u00edch khi l\u00e0m \u0111\u01a1n gi\u1ea3n ho\u00e1 mi\u1ec1n ph\u00e2n b\u1ed1 t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc v\u1ec1 d\u1ea1ng v\u00f4 h\u1ea1n ho\u1eb7c b\u00e1n v\u00f4 h\u1ea1n v\u00e0 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 c\u00e1c th\u00f4ng s\u1ed1 \u0110CTV v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n bi\u00ean kh\u00f4ng \u0111\u1ed5i theo kh\u00f4ng gian v\u00e0 th\u1eddi gian…, ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh c\u1ee7a c\u00e1c n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi nh\u01b0 MODFLOW, MODPATH, MT3DMS\/RT3D… khi gi\u1ea3i b\u00e0i to\u00e1n c\u00f3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n bi\u00ean kh\u00e1c nhau theo kh\u00f4ng gian v\u00e0 bi\u1ebfn \u0111\u1ed5i theo th\u1eddi gian, \u0111i\u1ec1u ki\u1ec7n ban \u0111\u1ea7u bi\u1ebfn \u0111\u1ed5i theo kh\u00f4ng gian, mi\u1ec1n chuy\u1ec3n \u0111\u1ed9ng v\u00e0 lan truy\u1ec1n ch\u1ea5t \u00f4 nhi\u1ec5m kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t theo di\u1ec7n v\u00e0 theo chi\u1ec1u s\u00e2u… V\u00ec v\u1eady, vi\u1ec7c x\u00e2y d\u1ef1ng m\u1ed9t ph\u1ea7n m\u1ec1m ph\u1ee5c v\u1ee5 x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh khu v\u1ef1c chuy\u1ec3n \u0111\u1ed9ng ND\u0110, lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 lan truy\u1ec1n m\u1eb7n trong ND\u0110 c\u1ee7a Vi\u1ec7t Nam l\u00e0 c\u1ea7n thi\u1ebft. Xu\u1ea5t ph\u00e1t t\u1eeb l\u00fd do tr\u00ean, t\u1eeb n\u0103m 2013 \u0111\u1ebfn n\u0103m 2018, PGS.TS. Nguy\u1ec5n V\u0103n Ho\u00e0ng<\/a> c\u00f9ng c\u00e1c c\u1ed9ng s\u1ef1 t\u1ea1i Vi\u1ec7n \u0110\u1ecba Ch\u1ea5t<\/a> \u0111\u00e3 th\u1ef1c hi\u1ec7n \u0111\u1ec1 t\u00e0i: \u201cNghi\u00ean c\u1ee9u x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n m\u00f4 ph\u1ecfng chuy\u1ec3n \u0111\u1ed9ng v\u00e0 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec5m m\u1eb7n trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t-\u1ee8ng d\u1ee5ng cho khu v\u1ef1c ven bi\u1ec3n mi\u1ec1n Trung<\/em><\/strong>\u201d.<\/p>\n\n\n\n

M\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 n\u1ed5i b\u1eadt c\u1ee7a nghi\u00ean c\u1ee9u:<\/p>\n\n\n\n

V\u1ec1 ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh<\/em>:<\/p>\n\n\n\n

Ch\u01b0\u01a1ng tr\u00ecnh m\u00f4 ph\u1ecfng chuy\u1ec3n \u0111\u1ed9ng ND\u0110 v\u00e0 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m ho\u00e0 tan (k\u1ec3 c\u1ea3 mu\u1ed1i) trong ND\u0110 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng theo c\u00e1c thu\u1eadt to\u00e1n ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m \u0111\u1ecbnh v\u00e0 ki\u1ec3m ch\u1ee9ng t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n \u0111\u00e3 s\u1eed d\u1ee5ng v\u00e0 l\u1eadp tr\u00ecnh.<\/p>\n\n\n\n

+ C\u00e1c k\u1ebft qu\u1ea3 ki\u1ec3m \u0111\u1ecbnh-ki\u1ec3m ch\u1ee9ng m\u00f4 h\u00ecnh chuy\u1ec3n \u0111\u1ed9ng ND\u0110 khi h\u00fat n\u01b0\u1edbc v\u1edbi l\u01b0u l\u01b0\u1ee3ng 100m3 \/ng\u00e0y t\u1eeb t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc c\u00f3 chi\u1ec1u d\u00e0y 10m, h\u1ec7 s\u1ed1 th\u1ea5m 5m\/ng\u00e0y v\u00e0 h\u1ec7 s\u1ed1 nh\u1ea3 n\u01b0\u1edbc \u0111\u00e0n h\u1ed3i l\u00e0 10-3 cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p m\u00f4 h\u00ecnh t\u00ednh to\u00e1n.<\/p>\n\n\n\n

+ C\u00e1c k\u1ebft qu\u1ea3 ki\u1ec3m \u0111\u1ecbnh-ki\u1ec3m ch\u1ee9ng m\u00f4 h\u00ecnh PTHH s\u1eed d\u1ee5ng h\u00e0m tuy\u1ebfn t\u00ednh lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec5m m\u1eb7n ND\u0110 c\u00f3 kh\u1ea3 n\u0103ng m\u00f4 ph\u1ecfng \u1edf m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c tho\u1ea3 m\u00e3n c\u00e1c b\u00e0i to\u00e1n th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

+ Ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh chuy\u1ec3n \u0111\u1ed9ng ND\u0110 v\u00e0 lan truy\u1ec1n m\u1eb7n trong ND\u0110 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p PTHH \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng c\u00f3 s\u1ef1 ki\u1ec3m ch\u1ee9ng-ki\u1ec3m tra s\u1ef1 ch\u00ednh x\u00e1c. C\u00e1c k\u1ebft qu\u1ea3 m\u00f4 ph\u1ecfng c\u00e1c tr\u01b0\u1eddng h\u1ee3p chu\u1ea9n c\u00f3 l\u1eddi gi\u1ea3i gi\u1ea3i t\u00edch cho th\u1ea5y \u0111\u1ed9 \u0111\u00fang \u0111\u1eafn c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh m\u00f4 h\u00ecnh, v\u1edbi \u0111\u1ed9 sai s\u1ed1 ph\u00f9 h\u1ee3p cho c\u00e1c b\u00e0i to\u00e1n th\u1ef1c t\u1ebf v\u1ec1 \u0111\u1ecba ch\u1ea5t thu\u1ef7 v\u0103n;<\/p>\n\n\n\n

+ Ph\u1ea7n m\u1ec1m c\u00f3 giao di\u1ec7n ch\u1ea1y tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows XP ho\u1eb7c Windows 8 c\u1ee7a m\u00e1y t\u00ednh c\u00e1 nh\u00e2n v\u1edbi c\u00e1c th\u1ef1c \u0111\u01a1n tr\u1ef1c quan d\u1ec5 hi\u1ec3u, kh\u00f4ng kh\u00f3 s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

+ Ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng m\u1edbi \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng trong khu\u00f4n kh\u1ed5 c\u1ee7a m\u1ed9t \u0110\u1ec1 t\u00e0i c\u1ea5p Nh\u00e0 n\u01b0\u1edbc n\u00ean ch\u01b0a c\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7 c\u00e1c t\u00ednh \u01b0u vi\u1ec7t nh\u01b0 c\u00e1c ph\u1ea7n m\u1ec1m th\u01b0\u01a1ng m\u1ea1i v\u1ec1 l\u0129nh v\u1ef1c ND\u0110 tr\u00ean th\u1ebf gi\u1edbi nh\u01b0 MODFLOW, FEFLOW… \u0111\u01b0\u1ee3c m\u1ed9t \u0111\u1ed9i ng\u0169 c\u00e1c nh\u00e0 l\u1eadp tr\u00ecnh v\u00e0 chuy\u00ean m\u00f4n \u0110CTV h\u00f9ng h\u1eadu v\u1edbi ti\u1ec1m l\u1ef1c t\u00e0i ch\u00ednh l\u1edbn x\u00e2y d\u1ef1ng, duy tr\u00ec v\u00e0 ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n

V\u1ec1 n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t khu v\u1ef1c B\u1eafc Qu\u1ea3ng B\u00ecnh t\u1eeb TP. \u0110\u1ed3ng H\u1edbi tr\u1edf ra:<\/em><\/p>\n\n\n\n

+ N\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Holocen, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c d\u1ea3i c\u1ed3n c\u00e1t ven bi\u1ec3n ph\u00eda B\u1eafc t\u1ec9nh Qu\u1ea3ng B\u00ecnh t\u1eeb TP. \u0110\u1ed3ng H\u1edbi tr\u1edf ra c\u00f3 ngu\u1ed3n tr\u1eef l\u01b0\u1ee3ng thu\u1ed9c lo\u1ea1i trung b\u00ecnh, c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c khai th\u00e1c s\u1eed d\u1ee5ng trong sinh ho\u1ea1t, v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 khai th\u00e1c ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c h\u1ea1n ch\u1ebf c\u00e1c t\u00e1c h\u1ea1i c\u1ee7a h\u1ea1n h\u00e1n khu v\u1ef1c.<\/p>\n\n\n\n

+ Ch\u1ea5t l\u01b0\u1ee3ng ND\u0110 khu v\u1ef1c v\u00e0 trong tr\u1ea7m t\u00edch \u0110\u1ec7 T\u1ee9 v\u1ec1 c\u01a1 b\u1ea3n \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc cho \u0103n u\u1ed1ng sinh ho\u1ea1t, nh\u01b0ng \u0111\u1eb7c bi\u1ec7t ph\u1ea3i c\u00f3 x\u1eed l\u00fd \u0111\u1ed1i h\u00e0m l\u01b0\u1ee3ng coliform trong n\u01b0\u1edbc, m\u1ed9t s\u1ed1 di\u1ec7n t\u00edch nh\u1ecf c\u00f3 h\u00e0m l\u01b0\u1ee3ng mu\u1ed1i cao;<\/p>\n\n\n\n

+ ND\u0110 c\u00f3 ngu\u1ed3n cung c\u1ea5p ch\u00ednh l\u00e0 n\u01b0\u1edbc m\u1eb7t v\u00e0 n\u01b0\u1edbc m\u01b0a v\u00e0 c\u00f3 \u0111\u1ed9 l\u01b0u th\u00f4ng t\u01b0\u01a1ng \u0111\u1ed1i t\u1ed1t th\u1ec3 hi\u1ec7n qua h\u00e0m l\u01b0\u1ee3ng \u00f4-xy ho\u00e0 tan trong n\u01b0\u1edbc thu\u1ed9c d\u1ea3i trung b\u00ecnh \u0111\u1ebfn cao;<\/p>\n\n\n\n

+ \u0110\u00e3 t\u00ednh to\u00e1n x\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng khai th\u00e1c ND\u0110 trong t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Holocen khu v\u1ef1c \u0111\u1ed3ng b\u1eb1ng ven bi\u1ec3n B\u1eafc t\u1ec9nh Qu\u1ea3ng B\u00ecnh t\u1eeb TP. \u0110\u1ed3ng H\u1edbi ph\u1ee5c v\u1ee5 cho c\u00f4ng t\u00e1c qui ho\u1ea1ch khai th\u00e1c s\u1eed d\u1ee5ng h\u1ee3p l\u00fd t\u00e0i nguy\u00ean n\u01b0\u1edbc khu v\u1ef1c ph\u1ee5c v\u1ee5 ph\u00e1t tri\u1ec3n kinh t\u1ebf x\u00e3 h\u1ed9i tr\u00ean ph\u01b0\u01a1ng di\u1ec7n t\u00e0i nguy\u00ean n\u01b0\u1edbc; + Trong qu\u00e1 tr\u00ecnh khai th\u00e1c ND\u0110 v\u1edbi gi\u00e1 tr\u1ecb l\u01b0u l\u01b0\u1ee3ng x\u00e1c \u0111\u1ecbnh theo k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n gi\u1ea3i t\u00edch theo \u00f4 l\u01b0\u1edbi, m\u1ef1c n\u01b0\u1edbc trong c\u00e1c l\u1ed7 khoan h\u00fat n\u01b0\u1edbc v\u1eabn cao h\u01a1n m\u1ef1c n\u01b0\u1edbc cho ph\u00e9p (l\u00e0 n\u1eeda t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc) m\u1eb7c d\u00f9 t\u00ednh to\u00e1n kh\u00f4ng t\u00ednh t\u1edbi cung c\u1ea5p t\u1eeb n\u01b0\u1edbc m\u01b0a v\u00e0 n\u01b0\u1edbc m\u1eb7t;<\/p>\n\n\n\n

V\u1ec1 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a ph\u1ea7n m\u1ec1m:<\/em><\/p>\n\n\n\n

+ Ph\u1ea7n m\u1ec1m \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng th\u1eed nghi\u1ec7m trong D\u1ef1 \u00e1n l\u1edbn c\u1ee7a Trung t\u00e2m Qu\u1ed1c gia D\u1ef1 \u00e1n “B\u1ea3o v\u1ec7 ND\u0110 \u1edf c\u00e1c \u0111\u00f4 th\u1ecb l\u1edbn (Ph\u1ea1m vi: \u0110\u00f4 th\u1ecb H\u00e0 N\u1ed9i)” do Trung t\u00e2m Qu\u1ed1c gia Qui ho\u1ea1ch v\u00e0 \u0110i\u1ec1u tra T\u00e0i nguy\u00ean n\u01b0\u1edbc – B\u1ed9 T\u00e0i nguy\u00ean M\u00f4i tr\u01b0\u1eddng Ch\u1ee7 tr\u00ec th\u1ef1c hi\u1ec7n \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed3ng th\u1eddi hai th\u00f4ng s\u1ed1 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m ho\u00e0 tan trong ND\u0110 l\u00e0 \u0111\u1ed9 l\u1ed7 r\u1ed7ng h\u1eefu hi\u1ec7u v\u00e0 \u0111\u1ed9 ph\u00e2n t\u00e1n d\u1ecdc cuta t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Pleistocen khu v\u1ef1c H\u00e0 N\u1ed9i t\u1ea1i huy\u1ec7n Thanh Tr\u00ec n\u01a1i c\u00f3 ranh gi\u1edbi m\u1eb7n-nh\u1ea1t ND\u0110 c\u1ee7a t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Pleistocen c\u00f3 nguy c\u01a1 g\u00e2y x\u00e2m nh\u1eadp m\u1eb7n s\u00e2u v\u00e0o ph\u1ec5u h\u1ea1 th\u1ea5p m\u1ef1c ND\u0110 khu v\u1ef1c TP. H\u00e0 N\u1ed9i, v\u00e0 khu v\u1ef1c M\u1ed9 Lao qu\u1eadn H\u00e0 \u0110\u00f4ng n\u01a1i s\u00f4ng Nhu\u1ec7 hi\u1ec7n \u0111ang b\u1ecb \u00f4 nhi\u1ec5m nghi\u00eam tr\u1ecdng c\u00f3 quan h\u1ec7 thu\u1ef7 l\u1ef1c v\u1edbi c\u00e1c t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc qua c\u00e1c c\u1eeda s\u1ed1 \u0110CTV d\u1eabn \u0111\u1ebfn nguy c\u01a1 g\u00e2y \u00f4 nhi\u1ec5m \u0111\u1ebfn ND\u0110.<\/p>\n\n\n\n

+ Ph\u1ea7n m\u1ec1m c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng trong \u0110\u1ec1 t\u00e0i c\u1ee7a Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam v\u00e0 \u0111\u1ec1 t\u00e0i c\u1ee7a c\u1ea5p B\u1ed9 Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 do Vi\u1ec7n Khoa h\u1ecdc Thu\u1ef7 l\u1ee3i Vi\u1ec7t Nam ch\u1ee7 tr\u00ec th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n

C\u00f3 th\u1ec3 t\u00ecm \u0111\u1ecdc to\u00e0n v\u0103n B\u00e1o c\u00e1o k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a \u0110\u1ec1 t\u00e0i (M\u00e3 s\u1ed1 15202 t\u1ea1i C\u1ee5c Th\u00f4ng tin Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia).<\/em><\/p>\n\n\n\n

N.P.D (NASATI)<\/em> ngu\u1ed3n: vista.gov.vn<\/p>\n\n\n\n

Nghi\u00ean c\u1ee9u x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m m\u00f4 h\u00ecnh ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n m\u00f4 ph\u1ecfng chuy\u1ec3n \u0111\u1ed9ng v\u00e0 lan truy\u1ec1n c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 nhi\u1ec5m m\u1eb7n trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t-\u1ee8ng d\u1ee5ng cho khu v\u1ef1c ven bi\u1ec3n mi\u1ec1n Trung – C\u1ed5ng th\u00f4ng tin Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 (vista.gov.vn)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Hi\u1ec7n nay, tr\u1eef l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng t\u00e0i nguy\u00ean n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t (ND\u0110) l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng kh\u00f4ng ch\u1ec9 ri\u00eang \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd, ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch, c\u00e1c t\u1ed5 ch\u1ee9c v\u00e0 c\u00e1 nh\u00e2n khai th\u00e1c kinh doanh n\u01b0\u1edbc v\u00e0 ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t…, m\u00e0 ngay c\u1ea3 \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00e2n […]<\/p>\n","protected":false},"author":25,"featured_media":25841,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-25840","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\/25840","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\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=25840"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25840\/revisions"}],"predecessor-version":[{"id":29875,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25840\/revisions\/29875"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/25841"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=25840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=25840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=25840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}