{"id":39,"date":"2013-02-19T08:08:40","date_gmt":"2013-02-19T08:08:40","guid":{"rendered":"http:\/\/113.190.42.11:8182\/cewafo\/2013\/02\/19\/xay-d-ng-mo-hinh-3d-d-bao-nu-c-ng-m-nam-d-nh-khong-kho-d-qu-n-ly-nu-c-ng-m\/"},"modified":"2013-02-19T08:08:40","modified_gmt":"2013-02-19T08:08:40","slug":"xay-d-ng-mo-hinh-3d-d-bao-nu-c-ng-m-nam-d-nh-khong-kho-d-qu-n-ly-nu-c-ng-m","status":"publish","type":"post","link":"https:\/\/dangtrung.io.vn\/en\/2013\/02\/xay-d-ng-mo-hinh-3d-d-bao-nu-c-ng-m-nam-d-nh-khong-kho-d-qu-n-ly-nu-c-ng-m\/","title":{"rendered":"X\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh 3D d\u1ef1 b\u00e1o n\u01b0\u1edbc ng\u1ea7m \u1edf Nam \u0110\u1ecbnh: Kh\u00f4ng kh\u00f3 \u0111\u1ec3 qu\u1ea3n l\u00fd n\u01b0\u1edbc ng\u1ea7m"},"content":{"rendered":"

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C\u1ea5u tr\u00fac \u0111\u1ecba ch\u1ea5t n\u01b0\u1edbc ng\u1ea7m c\u1ee7a Nam \u0110\u1ecbnh<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00c1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh 3D \u0111\u1ec3 d\u1ef1 b\u00e1o m\u1ef1c n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t khu v\u1ef1c Nam \u0110\u1ecbnh, \u0111\u00f3ng vai tr\u00f2 h\u1ebft s\u1ee9c quan tr\u1ecdng trong vi\u1ec7c c\u1ea3nh b\u00e1o nh\u1eefng v\u00f9ng \u0111ang c\u00f3 nguy c\u01a1 c\u1ea1n ki\u1ec7t, gi\u00fap nh\u00e0 qu\u1ea3n l\u00fd \u0111\u1ec1 ra c\u00e1c bi\u1ec7n ph\u00e1p quy ho\u1ea1ch v\u00e0 s\u1eed d\u1ee5ng h\u1ee3p l\u00fd ngu\u1ed3n t\u00e0i nguy\u00ean<\/em><\/strong> n\u01b0\u1edbc qu\u00fd gi\u00e1.<\/em><\/strong><\/p>\n

M\u00f4 h\u00ecnh 3D \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng \u1edf Nam \u0110\u1ecbnh v\u1edbi s\u1ef1 ph\u1ed1i h\u1ee3p c\u1ee7a c\u00e1c chuy\u00ean gia Vi\u1ec7n Khoa h\u1ecdc \u0110\u1ecba ch\u1ea5t v\u00e0 T\u00e0i nguy\u00ean Li\u00ean bang \u0110\u1ee9c v\u00e0 Trung t\u00e2m Quy ho\u1ea1ch v\u00e0 \u0110i\u1ec1u tra t\u00e0i nguy\u00ean n\u01b0\u1edbc (B\u1ed9 TN&MT) trong d\u1ef1 \u00e1n T\u0103ng c\u01b0\u1eddng B\u1ea3o v\u1ec7 n\u01b0\u1edbc ng\u1ea7m t\u1ea1i Vi\u1ec7t Nam(IGPVN) (D\u1ef1 \u00e1n ODA v\u1ec1 H\u1ee3p t\u00e1c K\u1ef9 thu\u1eadt Vi\u1ec7t \u0110\u1ee9c do Ch\u00ednh ph\u1ee7 CHPLB \u0110\u1ee9c t\u00e0i tr\u1ee3 kh\u00f4ng ho\u00e0n l\u1ea1i cho Ch\u00ednh ph\u1ee7 Vi\u1ec7t Nam). \u0110\u1ebfn nay, c\u00e1c chuy\u00ean gia d\u1ef1 \u00e1n v\u1eabn \u0111ang ti\u1ebfn h\u00e0nh \u0111\u00e0o t\u1ea1o, n\u00e2ng cao tr\u00ecnh \u0111\u1ed9 cho c\u00e1c c\u00e1n b\u1ed9 qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean n\u01b0\u1edbc Nam \u0110\u1ecbnh \u0111\u1ec3 chu\u1ea9n b\u1ecb cho l\u1ed9 tr\u00ecnh chuy\u1ec3n giao m\u00f4 h\u00ecnh \u00e1p d\u1ee5ng t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng.<\/em><\/p>\n

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Kho\u1ea3ng 80% s\u1ed1 d\u00e2n s\u1ed1ng nh\u1edd n\u01b0\u1edbc ng\u1ea7m<\/strong><\/p>\n

Khi nh\u1eefng c\u01a1n m\u01b0a m\u00f9a h\u1ea1 th\u01b0a d\u1ea7n, b\u00e1o hi\u1ec7u m\u1ed9t m\u00f9a kh\u00f4 \u0111ang \u0111\u1ebfn c\u0169ng l\u00e0 l\u00fac nh\u1eefng ng\u01b0\u1eddi d\u00e2n Nam \u0110\u1ecbnh chu\u1ea9n b\u1ecb tinh th\u1ea7n d\u00f9ng n\u01b0\u1edbc gi\u1ebfng khoan. \u1ede Nam \u0110\u1ecbnh, n\u01b0\u1edbc ng\u1ea7m l\u00e0 ngu\u1ed3n cung c\u1ea5p ch\u00ednh cho ng\u01b0\u1eddi d\u00e2n c\u00e1c huy\u1ec7n Nam Tr\u1ef1c, H\u1ea3i H\u1eadu, Ngh\u0129a H\u01b0ng, Giao Th\u1ee7y, Nam Tr\u1ef1c, Tr\u1ef1c Ninh, \u00dd Y\u00ean, M\u1ef9 L\u1ed9c\u2026 Trong \u0111\u00f3, \u0111\u00e1ng ch\u00fa \u00fd c\u00f3 \u0111\u1ebfn 80 \u2013 90% ng\u01b0\u1eddi d\u00e2n huy\u1ec7n H\u1ea3i H\u1eadu s\u1ed1ng ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m. N\u01b0\u1edbc ng\u1ea7m \u1edf \u0111\u00e2y qu\u00fd gi\u00e1 v\u00f4 c\u00f9ng. Tuy nhi\u00ean, ngu\u1ed3n n\u01b0\u1edbc \u1ea5y \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc nguy c\u01a1 ti\u1ec1m \u1ea9n c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng b\u1ec1n v\u1eefng.<\/p>\n

L\u00e0 huy\u1ec7n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1eb7c s\u1ea3n g\u1ea1o t\u00e1m l\u1eebng danh c\u1ea3 n\u01b0\u1edbc, H\u1ea3i H\u1eadu \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 n\u01a1i c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m t\u01b0\u01a1ng \u0111\u1ed1i t\u1ed1t. Do \u0111\u00f3, h\u1ea7u h\u1ebft d\u00e2n \u1edf \u0111\u00e2y s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp n\u01b0\u1edbc ng\u1ea7m cho sinh ho\u1ea1t v\u00e0 s\u1ea3n xu\u1ea5t. N\u01b0\u1edbc ng\u1ea7m tr\u1edf th\u00e0nh ngu\u1ed3n cung c\u1ea5p ch\u00ednh cho d\u00e2n trong v\u00f9ng. N\u01b0\u1edbc m\u01b0a ch\u1ec9 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 n\u1ea5u \u0103n v\u00e0 u\u1ed1ng. B\u1ea5t c\u1ee9 gia \u0111\u00ecnh n\u00e0o \u1edf \u0111\u00e2y c\u0169ng s\u1edf h\u1eefu \u00edt nh\u1ea5t m\u1ed9t chi\u1ebfc gi\u1ebfng khoan. Nhu c\u1ea7u s\u1eed d\u1ee5ng gia t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c khai th\u00e1c m\u1ed9t c\u00e1ch tr\u00e0n lan, b\u1eeba b\u00e3i, kh\u00f4ng theo quy ho\u1ea1ch c\u1ee5 th\u1ec3 v\u00e0 c\u0169ng kh\u00f4ng ai qu\u1ea3n l\u00fd. C\u0169ng ch\u00ednh v\u00ec l\u1ebd \u0111\u00f3 m\u00e0 t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc \u0111ang c\u00f3 d\u1ea5u hi\u1ec7u s\u1ee5t gi\u1ea3m. Kh\u1ea3o s\u00e1t c\u1ee7a c\u00e1c chuy\u00ean gia d\u1ef1 \u00e1n IGPVN cho th\u1ea5y, \u1edf x\u00e3 H\u1ea3i Giang (huy\u1ec7n H\u1ea3i H\u1eadu) m\u1ef1c n\u01b0\u1edbc ng\u1ea7m \u0111ang b\u1ecb h\u1ea1 th\u1ea5p m\u1ed9t c\u00e1ch r\u00f5 n\u00e9t. B\u1eb1ng ch\u1ee9ng l\u00e0 tr\u01b0\u1edbc \u0111\u00e2y \u0111\u1ec3 c\u00f3 n\u01b0\u1edbc d\u00f9ng ng\u01b0\u1eddi d\u00e2n ch\u1ec9 c\u1ea7n d\u00f9ng m\u00e1y b\u01a1m tay nh\u01b0ng th\u1eddi gian g\u1ea7n \u0111\u00e2y h\u1ecd \u0111\u00e3 ph\u1ea3i chuy\u1ec3n sang s\u1eed d\u1ee5ng m\u00e1y b\u01a1m \u0111i\u1ec7n m\u1edbi h\u00fat \u0111\u01b0\u1ee3c n\u01b0\u1edbc l\u00ean.<\/p>\n

Kh\u00e1c v\u1edbi H\u1ea3i H\u1eadu, \u1edf x\u00e3 Nam Hoa (huy\u1ec7n Nam Tr\u1ef1c), t\u1ef7 l\u1ec7 ng\u01b0\u1eddi d\u00f9ng n\u01b0\u1edbc ng\u1ea7m \u00edt h\u01a1n. Nguy\u00ean nh\u00e2n ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m \u1edf khu v\u1ef1c n\u00e0y kh\u00f4ng cao, h\u1ea7u h\u1ebft ph\u1ea3i x\u1eed l\u00fd k\u1ef9 tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng. Trong s\u1ed1 c\u00e1c h\u1ed9 s\u1eed d\u1ee5ng n\u01b0\u1edbc ng\u1ea7m c\u00f3 80% s\u1eed d\u1ee5ng n\u01b0\u1edbc \u1edf t\u1ea7ng Pleistocene (t\u1ea7ng s\u00e2u) c\u00f2n 20% d\u00f9ng n\u01b0\u1edbc \u1edf t\u1ea7ng Holocene tr\u00ean (t\u1ea7ng n\u00f4ng – t\u1eeb 7 \u0111\u1ebfn 11m). T\u01b0\u01a1ng t\u1ef1 v\u1eady, \u1edf x\u00e3 Giao Y\u1ebfn (huy\u1ec7n Giao Th\u1ee7y), h\u1ea7u h\u1ebft ng\u01b0\u1eddi d\u00e2n c\u0169ng trong t\u00ecnh tr\u1ea1ng ph\u1ea3i s\u1eed d\u1ee5ng n\u01b0\u1edbc ng\u1ea7m \u1edf t\u1ea7ng n\u00f4ng v\u00ec kh\u00f4ng c\u00f2n s\u1ef1 l\u1ef1a ch\u1ecdn n\u00e0o kh\u00e1c. Trong m\u00f9a m\u01b0a, n\u01b0\u1edbc m\u01b0a l\u00e0 ngu\u1ed3n cung c\u1ea5p ch\u00ednh cho \u0103n u\u1ed1ng nh\u01b0ng v\u00e0o m\u00f9a kh\u00f4 h\u1ea7u h\u1ebft c\u00e1c gia \u0111\u00ecnh ph\u1ea3i chuy\u1ec3n sang d\u00f9ng n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t. \u00d4ng Nguy\u1ec5n Th\u1ebf V\u00e2n (x\u00e3 Giao Y\u1ebfn, huy\u1ec7n Giao Th\u1ee7y), ng\u01b0\u1eddi \u0111\u00e3 c\u00f3 tr\u00ean 15 n\u0103m kinh nghi\u1ec7m, g\u1eafn b\u00f3 v\u1edbi ngh\u1ec1 khoan gi\u1ebfng cho bi\u1ebft, h\u1ea7u h\u1ebft c\u00e1c gi\u1ebfng khoan tr\u00ean \u0111\u1ecba b\u00e0n huy\u1ec7n Giao Th\u1ee7y \u0111\u1ec1u c\u00f3 \u0111\u1ed9 s\u00e2u \u1edf t\u1ea7ng n\u00f4ng t\u1eeb 7 \u2013 8 m. Theo nh\u1eadn \u0111\u1ecbnh c\u1ee7a c\u00e1c chuy\u00ean gia l\u00e0 \u0111\u00e2y l\u00e0 t\u1ea7ng m\u00e0 ngu\u1ed3n n\u01b0\u1edbc d\u1ec5 b\u1ecb nhi\u1ec5m b\u1ea9n v\u00e0 c\u00f3 nhi\u1ec1u t\u1ea1p ch\u1ea5t. Nh\u1eefng ng\u01b0\u1eddi l\u00e0m ngh\u1ec1 nh\u01b0 \u00f4ng V\u00e2n c\u0169ng hi\u1ec3u \u0111i\u1ec1u \u0111\u00f3 nh\u01b0ng n\u1ebfu khoan \u1edf \u0111\u1ed9 s\u00e2u h\u01a1n th\u00ec v\u1eeba t\u1ed1n c\u00f4ng, t\u1ed1n s\u1ee9c m\u00e0 l\u1ea1i kh\u00f4ng c\u00f3 n\u01b0\u1edbc. M\u1edbi \u0111\u00e2y th\u00f4i, \u00f4ng c\u0169ng \u0111\u00e3 th\u1eed khoan m\u1ed9t gi\u1ebfng v\u1edbi \u0111\u1ed9 s\u00e2u tr\u00ean 100m li\u1ec1n ph\u1ea3i tr\u00e1m l\u1ea5p ngay v\u00ec t\u1ef7 l\u1ec7 s\u1eaft v\u00e0 nhi\u1ec5m m\u1eb7n qu\u00e1 cao.<\/p>\n

Khi \u0111\u01b0\u1ee3c h\u1ecfi v\u1ec1 c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n, \u00f4ng V\u00e2n cho bi\u1ebft hi\u1ec7n ch\u01b0a c\u00f3 \u0111\u01a1n v\u1ecb n\u00e0o \u0111\u1ee9ng ra qu\u1ea3n l\u00fd. Nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc ng\u1ea7m mang t\u00ednh t\u1ef1 ph\u00e1t ch\u1ee9 kh\u00f4ng theo quy ho\u1ea1ch, k\u1ebf ho\u1ea1ch n\u00e0o. \u00d4ng V\u00e2n th\u01b0\u1eddng \u201cb\u1eaft\u201d m\u1ea1ch n\u01b0\u1edbc theo kinh nghi\u1ec7m. N\u1ebfu ch\u1eb3ng may \u0111\u1eb7t l\u1ed7 khoan kh\u00f4ng \u0111\u00fang v\u1ecb tr\u00ed c\u00f3 n\u01b0\u1edbc \u0111\u00e0nh l\u1ea5p \u0111i, t\u00ecm v\u1ecb tr\u00ed khoan kh\u00e1c.<\/p>\n

M\u00f4 h\u00ecnh 3D \u2013 c\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m hi\u1ec7u qu\u1ea3<\/strong><\/p>\n

Khi tri\u1ec3n khai d\u1ef1 \u00e1n T\u0103ng c\u01b0\u1eddng n\u0103ng l\u1ef1c b\u1ea3o v\u1ec7 n\u01b0\u1edbc ng\u1ea7m (t\u1eeb n\u0103m 2009), sau khi c\u00e2n nh\u1eafc, l\u1ef1a ch\u1ecdn, c\u00e1c chuy\u00ean gia \u0111\u00e3 ngh\u0129 \u0111\u1ebfn vi\u1ec7c ch\u1ecdn Nam \u0110\u1ecbnh \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh \u0111i\u1ec3m 3D \u0111\u1ec3 d\u1ef1 b\u00e1o ngu\u1ed3n n\u01b0\u1edbc \u0111\u1ebfn n\u0103m 2020, sau \u0111\u00f3 s\u1ebd nh\u00e2n r\u1ed9ng \u1edf c\u00e1c t\u1ec9nh, th\u00e0nh ph\u1ed1 kh\u00e1c. L\u00fd do \u0111\u01b0\u1ee3c \u0111\u01b0a ra l\u00fac \u1ea5y th\u1eadt \u0111\u01a1n gi\u1ea3n v\u00ec \u0111\u00e2y l\u00e0 t\u1ec9nh ven bi\u1ec3n ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu sau khi xem x\u00e9t t\u1ea7ng Pleistocene (qp) v\u00f9ng H\u1ea3i H\u1eadu n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u 90m, tr\u00ean n\u00f3 l\u1ea1i c\u00f3 l\u1edbp s\u00e9t, x\u1ed1p, b\u1edd bi\u1ec3n k\u00e9o d\u00e0i c\u1eaft t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc \u0111\u01b0\u1ee3c k\u00e9o d\u00e0i xa bi\u1ec3n kho\u1ea3ng 20 km2 n\u00ean kh\u1ea3 n\u0103ng x\u00e2m nh\u1eadp m\u1eb7n t\u1eeb bi\u1ec3n v\u00e0o l\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3. M\u1ed9t l\u00fd do c\u0169ng kh\u00f4ng k\u00e9m ph\u1ea7n quan tr\u1ecdng kh\u00e1c, Nam \u0110\u1ecbnh l\u00e0 t\u1ec9nh c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m \u0111ang b\u1ecb h\u1ea1 th\u1ea5p do s\u1ef1 khai th\u00e1c m\u1ed9t c\u00e1ch tr\u00e0n lan n\u00ean c\u00e1c chuy\u00ean gia k\u1ef3 v\u1ecdng khi tri\u1ec3n khai s\u1ebd \u201cc\u1ee9u\u201d \u0111\u01b0\u1ee3c ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m c\u1ee7a t\u1ec9nh.<\/p>\n\n\n\n
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Chuy\u00ean gia D\u1ef1 \u00e1n \u0111ang thu th\u1eadp s\u1ed1 li\u1ec7u s\u1eed d\u1ee5ng n\u01b0\u1edbc ng\u1ea7m<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n\n\n\n\n\n
\u00a0<\/td>\n<\/tr>\n
Chuy\u00ean gia D\u1ef1 \u00e1n b\u01a1m n\u01b0\u1edbc t\u1eeb gi\u1ebfng v\u00e0 n\u1ebfm <\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Theo c\u00e1c chuy\u00ean gia, vi\u1ec7c x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh 3D c\u00f3 \u00fd ngh\u0129a v\u00f4 c\u00f9ng quan tr\u1ecdng trong vi\u1ec7c d\u1ef1 b\u00e1o, quy ho\u1ea1ch v\u00e0 qu\u1ea3n l\u00fd ngu\u1ed3n n\u01b0\u1edbc tr\u00ean \u0111\u1ecba b\u00e0n t\u1ec9nh Nam \u0110\u1ecbnh. T\u1eeb \u0111\u00f3, gi\u00fap c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd \u0111\u1ec1 xu\u1ea5t c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p \u0111\u1ec3 qu\u1ea3n l\u00fd ngu\u1ed3n n\u01b0\u1edbc c\u00f3 hi\u1ec7u qu\u1ea3 nh\u1ea5t, \u0111\u1ea3m b\u1ea3o nhu c\u1ea7u d\u00f9ng n\u01b0\u1edbc c\u1ee7a ng\u01b0\u1eddi d\u00e2n ph\u1ee5c v\u1ee5 ph\u00e1t tri\u1ec3n kinh t\u1ebf x\u00e3 h\u1ed9i.<\/p>\n

M\u00f4 h\u00ecnh 3D \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia \u0110\u1ee9c (Ti\u1ebfn s\u0129 Falk Lindenmaier) kh\u1edfi \u0111\u1ed9ng x\u00e2y d\u1ef1ng ngay sau khi c\u00f3 d\u1eef li\u1ec7u khoan t\u1eeb 10 tr\u1ea1m quan tr\u1eafc c\u1ee7a D\u1ef1 \u00e1n cu\u1ed1i n\u0103m 2009. M\u1ed9t lo\u1ea1t c\u00e1c kh\u00f3a t\u1eadp hu\u1ea5n v\u1ec1 M\u00f4 h\u00ecnh v\u00e0 ph\u1ea7n m\u1ec1m ch\u1ea1y m\u00f4 h\u00ecnh \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia \u0110\u1ee9c t\u1ed5 ch\u1ee9c cho c\u00e1n b\u1ed9 c\u1ee7a Trung t\u00e2m Quy ho\u1ea1ch v\u00e0 \u0110i\u1ec1u tra t\u00e0i nguy\u00ean n\u01b0\u1edbc. G\u1ea7n \u0111\u00e2y, D\u1ef1 \u00e1n \u0111\u00e3 t\u00e0i tr\u1ee3 cho 2 c\u00e1n b\u1ed9 c\u1ee7a Trung t\u00e2m \u0111i \u0111\u00e0o t\u1ea1o ng\u1eafn h\u1ea1n t\u1ea1i H\u00e0 Lan v\u1ec1 m\u00f4 h\u00ecnh n\u00e0y.<\/p>\n

\u00d4ng \u0110\u1eb7ng Tr\u1ea7n Trung (chuy\u00ean gia D\u1ef1 \u00e1n) cho bi\u1ebft, ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh 3D s\u1ebd m\u00f4 ph\u1ecfng \u0111\u01b0\u1ee3c 3 chi\u1ec1u kh\u00f4ng gian ch\u00ednh x\u00e1c nh\u1ea5t, c\u00f3 th\u1ec3 d\u1ef1 b\u00e1o d\u00e0i h\u1ea1n ngu\u1ed3n t\u00e0i nguy\u00ean n\u01b0\u1edbc ng\u1ea7m theo nhi\u1ec1u k\u1ecbch b\u1ea3n kh\u00e1c nhau nh\u01b0ng trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng s\u1ebd \u0111\u00f2i h\u1ecfi m\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c.<\/p>\n

\u0110\u1ec3 x\u00e2y d\u1ef1ng th\u00e0nh c\u00f4ng m\u00f4 h\u00ecnh n\u00e0y, c\u00e1c chuy\u00ean gia ph\u1ea3i ti\u1ebfn h\u00e0nh 6 b\u01b0\u1edbc c\u01a1 b\u1ea3n trong \u0111\u00f3 quan tr\u1ecdng nh\u1ea5t thu th\u1eadp s\u1ed1 l\u00e0 s\u1ed1 li\u1ec7u \u0111\u1ea7u v\u00e0o \u0111\u1ec3 ph\u1ee5c v\u1ee5 cho vi\u1ec7c x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh kh\u00e1i ni\u1ec7m.<\/p>\n

\u00d4ng Trung k\u1ec3, nh\u1eefng ng\u00e0y \u0111\u1ea7u b\u1eaft tay v\u00e0o c\u00f4ng vi\u1ec7c, c\u00e1c chuy\u00ean gia nh\u01b0 \u00f4ng g\u1eb7p kh\u00f4ng \u00edt kh\u00f3 kh\u0103n trong vi\u1ec7c thu th\u1eadp s\u1ed1 li\u1ec7u. B\u1edfi l\u1ebd, kh\u00e1c v\u1edbi H\u00e0 N\u1ed9i, vi\u1ec7c khai th\u00e1c n\u01b0\u1edbc ng\u1ea7m \u1edf Nam \u0110\u1ecbnh ch\u1ee7 y\u1ebfu \u1edf n\u00f4ng th\u00f4n, mang t\u00ednh ch\u1ea5t nh\u1ecf l\u1ebb, ch\u01b0a \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd n\u00ean vi\u1ec7c \u01b0\u1edbc l\u01b0\u1ee3ng s\u1ed1 li\u1ec7u th\u1eadt kh\u00f3. \u1ede nhi\u1ec1u n\u01a1i, UBND x\u00e3 c\u0169ng kh\u00f4ng n\u1eafm \u0111\u01b0\u1ee3c s\u1ed1 li\u1ec7u. Ch\u01b0a k\u1ec3, nhi\u1ec1u gia \u0111\u00ecnh khi \u0111\u01b0\u1ee3c h\u1ecfi d\u00f9ng bao nhi\u00eau n\u01b0\u1edbc m\u1ed9t ng\u00e0y c\u0169ng kh\u00f4ng bi\u1ebft, nh\u1eefng l\u00fac \u1ea5y \u00f4ng Trung c\u00f9ng c\u1ed9ng s\u1ef1 l\u1ea1i ph\u1ea3i c\u0103n c\u1ee9 v\u00e0o m\u1ef1c n\u01b0\u1edbc trong b\u1ec3 d\u00f9ng h\u00e0ng ng\u00e0y \u0111\u1ec3 t\u00ednh to\u00e1n l\u01b0\u1ee3ng n\u01b0\u1edbc ti\u00eau th\u1ee5. 23 gi\u1ebfng khoan t\u1ea1i 10 x\u00e3 thu\u1ed9c 7 huy\u1ec7n c\u1ee7a t\u1ec9nh Nam \u0110\u1ecbnh \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia c\u1ee7a Trung t\u00e2m Quy ho\u1ea1ch v\u00e0 \u0110i\u1ec1u tra T\u00e0i nguy\u00ean n\u01b0\u1edbc l\u1ea7n l\u01b0\u1ee3t \u0111\u1ebfn t\u1eadn n\u01a1i kh\u1ea3o s\u00e1t, thu th\u1eadp th\u00f4ng tin, th\u1ed1ng k\u00ea m\u1ee9c ti\u00eau th\u1ee5 c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00e2n \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 li\u1ec7u ch\u00ednh x\u00e1c nh\u1ea5t. Cu\u1ed1i c\u00f9ng, nh\u1eefng n\u1ed7 l\u1ef1c c\u1ee7a h\u1ecd c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ec1n b\u00f9 x\u1ee9ng \u0111\u00e1ng. S\u1ed1 li\u1ec7u kh\u1ea3o s\u00e1t nhu c\u1ea7u s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t \u0111\u01b0a v\u00e0o m\u00f4 h\u00ecnh l\u00e0 200 l\u00edt n\u01b0\u1edbc\/ng\u01b0\u1eddi\/ng\u00e0y l\u00e0m ti\u00eau chu\u1ea9n \u0111\u1ec3 d\u1ef1 b\u00e1o.<\/p>\n

Sau khi c\u00f3 s\u1ed1 li\u1ec7u c\u1ee5 th\u1ec3, d\u1ef1a tr\u00ean \u0111\u1ecba t\u1ea7ng c\u00e1c gi\u1ebfng khoan kh\u1ea3o s\u00e1t \u1edf \u0111\u1ecba ph\u01b0\u01a1ng, \u0111\u1ecba t\u1ea7ng c\u00e1c c\u00f4ng tr\u00ecnh quan tr\u1eafc Qu\u1ed1c gia, k\u1ebft qu\u1ea3 x\u00e2y d\u1ef1ng c\u1ea5u tr\u00fac 3D v\u1ec1 c\u1ea5u tr\u00fac \u0111\u1ecba ch\u1ea5t th\u1ee7y v\u0103n khu v\u1ef1c Nam \u0110\u1ecbnh \u0111\u01b0\u1ee3c chia th\u00e0nh 6 l\u1edbp ch\u00ednh nh\u01b0 sau. \u0110\u00f3 l\u00e0 t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Holocene tr\u00ean (qh2) (l\u1edbp 1), l\u1edbp c\u00e1ch n\u01b0\u1edbc thu\u1ed9c h\u1ec7 t\u1ea7ng H\u1ea3i H\u01b0ng (0hh2) (l\u1edbp 2), t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Holocene d\u01b0\u1edbi (qh1) (l\u1edbp 3), l\u1edbp c\u00e1ch n\u01b0\u1edbc thu\u1ed9c h\u1ec7 t\u1ea7ng V\u0129nh Ph\u00fac (0vp) (l\u1edbp 4), t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc Pleistocene (qp) (l\u1edbp 5) v\u00e0 t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc \u0111\u00e1 g\u1ed1c Neogene (m4) v\u00e0 Proterozoi (0PR) (l\u1edbp 6).<\/p>\n

Theo \u00f4ng \u0110\u1eb7ng Tr\u1ea7n Trung, \u1edf Nam \u0110\u1ecbnh ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c khai th\u00e1c ch\u1ee7 y\u1ebfu \u1edf l\u1edbp th\u1ee9 1 v\u00e0 l\u1edbp th\u1ee9 5. Tuy nhi\u00ean, gi\u1eefa t\u1ea7ng Pleistocene v\u00e0 Holocene tr\u00ean, d\u01b0\u1edbi c\u00f3 l\u1edbp s\u00e9t d\u00e0y ng\u0103n c\u00e1ch do \u0111\u00f3 m\u1ed1i quan h\u1ec7 th\u1ee7y l\u1ef1c gi\u1eefa c\u00e1c t\u1ea7ng ch\u1ee9a n\u01b0\u1edbc n\u00e0y c\u00f3 m\u1ed1i quan h\u1ec7 \u00edt. V\u00ec th\u1ebf, do \u1ea3nh h\u01b0\u1edfng c\u1ee7a qu\u00e1 tr\u00ecnh khai th\u00e1c n\u00ean m\u1ef1c n\u01b0\u1edbc t\u1ea7ng Pleistocene gi\u1ea3m do khai th\u00e1c n\u01b0\u1edbc nh\u01b0ng m\u1ef1c n\u01b0\u1edbc t\u1ea7ng Holocene h\u1ea7u nh\u01b0 kh\u00f4ng gi\u1ea3m.<\/p>\n

Tr\u1ea3i qua c\u00e1c b\u01b0\u1edbc c\u1ee7a m\u00f4 h\u00ecnh, k\u1ebft qu\u1ea3 cho th\u1ea5y, m\u1ef1c n\u01b0\u1edbc \u0111\u01b0\u1ee3c d\u1ef1 b\u00e1o c\u1ee5 th\u1ec3 \u0111\u1ebfn n\u0103m 2020. D\u1ef1a tr\u00ean c\u00e1c k\u1ecbch b\u1ea3n gia t\u0103ng d\u00e2n s\u1ed1, t\u00ednh to\u00e1n m\u1ee9c ti\u00eau th\u1ee5 tr\u00ean \u0111\u1ea7u ng\u01b0\u1eddi, khi \u1ea5y m\u1ef1c n\u01b0\u1edbc ng\u1ea7m \u1edf Nam \u0110\u1ecbnh \u0111\u01b0\u1ee3c d\u1ef1 b\u00e1o s\u1ebd h\u1ea1 th\u1ea5p kho\u1ea3ng h\u01a1n 4,09m so v\u1edbi hi\u1ec7n nay.<\/p>\n

Hi\u1ec7n t\u1ea1i, m\u00f4 h\u00ecnh n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c Trung t\u00e2m Quy ho\u1ea1ch v\u00e0 \u0110i\u1ec1u tra T\u00e0i nguy\u00ean n\u01b0\u1edbc \u00e1p d\u1ee5ng \u0111\u1ec3 d\u1ef1 b\u00e1o quan tr\u1eafc t\u00e0i nguy\u00ean n\u01b0\u1edbc ng\u1ea7m \u1edf Nam \u0110\u1ecbnh b\u01b0\u1edbc \u0111\u1ea7u \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3. Hy v\u1ecdng, t\u1edbi \u0111\u00e2y khi \u0111\u00e3 ho\u00e0n th\u00e0nh vi\u1ec7c \u0111\u00e0o t\u1ea1o, t\u1eadp hu\u1ea5n cho c\u00e1n b\u1ed9 chuy\u00ean m\u00f4n, S\u1edf TN&MT Nam \u0110\u1ecbnh s\u1ebd \u0111\u1ee7 kh\u1ea3 n\u0103ng \u0111\u1ec3 ti\u1ebfp nh\u1eadn v\u00e0 s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh c\u00f3 hi\u1ec7u qu\u1ea3 \u0111\u1ec3 nh\u1eefng chuy\u00ean gia nh\u01b0 \u00f4ng \u0110\u1eb7ng Tr\u1ea7n Trung kh\u00f4ng c\u1ea3m th\u1ea5y nu\u1ed1i ti\u1ebfc v\u1edbi nh\u1eefng c\u00f4ng s\u1ee9c m\u00ecnh \u0111\u00e3 b\u1ecf ra khi \u0111\u1eb7t n\u1ec1n m\u00f3ng x\u00e2y d\u1ef1ng.\u00a0<\/p>\n

Minh Trang<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u00a0 \u00a0 \u00a0 C\u1ea5u tr\u00fac \u0111\u1ecba ch\u1ea5t n\u01b0\u1edbc ng\u1ea7m c\u1ee7a Nam \u0110\u1ecbnh \u00c1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh 3D \u0111\u1ec3 d\u1ef1 b\u00e1o m\u1ef1c n\u01b0\u1edbc d\u01b0\u1edbi \u0111\u1ea5t khu v\u1ef1c Nam \u0110\u1ecbnh, \u0111\u00f3ng vai tr\u00f2 h\u1ebft s\u1ee9c quan tr\u1ecdng trong vi\u1ec7c c\u1ea3nh b\u00e1o nh\u1eefng v\u00f9ng \u0111ang c\u00f3 nguy c\u01a1 c\u1ea1n ki\u1ec7t, gi\u00fap nh\u00e0 qu\u1ea3n l\u00fd \u0111\u1ec1 ra c\u00e1c bi\u1ec7n ph\u00e1p quy ho\u1ea1ch v\u00e0 s\u1eed d\u1ee5ng h\u1ee3p l\u00fd ngu\u1ed3n t\u00e0i nguy\u00ean n\u01b0\u1edbc qu\u00fd gi\u00e1. M\u00f4 h\u00ecnh 3D \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng \u1edf Nam \u0110\u1ecbnh v\u1edbi s\u1ef1 ph\u1ed1i h\u1ee3p c\u1ee7a c\u00e1c chuy\u00ean gia Vi\u1ec7n Khoa h\u1ecdc \u0110\u1ecba ch\u1ea5t v\u00e0 T\u00e0i nguy\u00ean Li\u00ean <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/posts\/39"}],"collection":[{"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/comments?post=39"}],"version-history":[{"count":0,"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/posts\/39\/revisions"}],"wp:attachment":[{"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/media?parent=39"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/categories?post=39"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dangtrung.io.vn\/en\/wp-json\/wp\/v2\/tags?post=39"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}