\u0110\u1ed9ng \u0111\u1ea5t m\u1ea1nh c\u00f3 s\u1ee9c ph\u00e1 ho\u1ea1i r\u1ea5t gh\u00ea g\u1edbm. Con ng\u01b0\u1eddi \u0111\u1ec3 ng\u0103n ng\u1eeba t\u1ed5n th\u1ea5t, t\u1eeb l\u00e2u \u0111\u00e3 mong mu\u1ed1n: c\u00f3 th\u1ec3 nh\u01b0 d\u1ef1 b\u00e1o th\u1eddi ti\u1ebft \u0111\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t \u0111\u01b0\u1ee3c kh\u00f4ng?<\/p>\n\n\n\n
Tr\u01b0\u1edbc kia nhi\u1ec1u nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng kh\u00f4ng th\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t \u0111\u01b0\u1ee3c. Nh\u01b0ng nh\u00e0 khoa h\u1ecdc L\u00fd T\u1ee9 Quang c\u1ee7a Trung Qu\u1ed1c lu\u00f4n gi\u1eef quan \u0111i\u1ec3m \u0111\u1ed9ng \u0111\u1ea5t c\u00f3 th\u1ec3 d\u1ef1 b\u00e1o v\u00e0 \u00f4ng \u0111\u00e3 ti\u1ebfn h\u00e0nh th\u1ef1c nghi\u1ec7m. M\u1ea5y n\u0103m g\u1ea7n \u0111\u00e2y \u0111\u00e3 d\u1ef1 b\u00e1o th\u00e0nh c\u00f4ng m\u1ed9t s\u1ed1 l\u1ea7n \u0111\u1ed9ng \u0111\u1ea5t nh\u01b0 \u1edf H\u1ea3i T h\u00e0nh, Doanh Kh\u1ea9u v\u00e0 Xuy\u00ean T \u00e2y. T uy c\u0169ng c\u00f3 l\u00fac b\u00e1o sai ho\u1eb7c b\u00e1o s\u00f3t, h\u01a1n n\u1eefa c\u00f2n c\u00e1ch xa \u0111\u1ed9 chu\u1ea9n x\u00e1c, nh\u01b0ng th\u1ef1c t\u1ebf ch\u1ee9ng t\u1ecf \u0111\u1ed9ng \u0111\u1ea5t c\u00f3 th\u1ec3 d\u1ef1 b\u00e1o \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
V\u00ec sao \u0111\u1ed9ng \u0111\u1ea5t l\u1ea1i c\u00f3 th\u1ec3 d\u1ef1 b\u00e1o \u0111\u01b0\u1ee3c?<\/p>\n\n\n\n
M\u1eb7c d\u00f9 nguy\u00ean nh\u00e2n g\u00e2y n\u00ean \u0111\u1ed9ng \u0111\u1ea5t r\u1ea5t nhi\u1ec1u, nh\u01b0ng nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu l\u00e0 l\u1edbp \u0111\u1ea5t \u0111\u00e1 trong l\u00f2ng \u0111\u1ea5t ch\u1ecbu l\u1ef1c t\u00e1c d\u1ee5ng, ph\u00e1t sinh n\u1ee9t v\u1ee1 m\u00e0 g\u00e2y n\u00ean.<\/p>\n\n\n\n
Ph\u1ea7n l\u1edbn \u0111\u1ed9ng \u0111\u1ea5t ph\u00e1t sinh trong l\u1edbp v\u1ecf T r\u00e1i \u0110\u1ea5t v\u00e0 ph\u1ea7n tr\u00ean l\u1edbp c\u00f9i kho\u1ea3ng 70 km, \u0111\u1eb7c bi\u1ec7t t\u1eadp trung \u1edf \u0111\u1ed9 s\u00e2u 5 – 20 km trong l\u00f2ng \u0111\u1ea5t. T\u1ea7ng nham th\u1ea1ch \u1edf \u0111\u00f3 r\u1ea5t c\u1ee9ng, khi n\u00f3 ch\u1ecbu l\u1ef1c t\u00e1c d\u1ee5ng th\u00ec c\u00f3 s\u1ee9c kh\u00e1ng v\u1ee1 r\u1ea5t m\u1ea1nh. Ch\u1ec9 khi l\u1ef1c t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, kh\u00f4ng ch\u1ecbu n\u1ed5i n\u00f3 m\u1edbi b\u1ecb ph\u00e1 v\u1ee1. Tr\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ea5t, t\u1ea7ng nham th\u1ea1ch c\u00e0ng g\u1ea7n v\u1edbi s\u1ef1 ph\u00e1 v\u1ee1, l\u1ef1c n\u00e0y c\u00e0ng l\u1edbn, n\u1ebfu khi \u0111\u00f3 c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c th\u00ec ta s\u1ebd bi\u1ebft \u0111\u01b0\u1ee3c s\u1eafp x\u1ea3y ra \u0111\u1ed9ng \u0111\u1ea5t.<\/p>\n\n\n\n
T h\u1ee9 hai l\u00e0 nham th\u1ea1ch ch\u1ecbu t\u00e1c d\u1ee5ng, h\u00ecnh th\u00e1i v\u1ecf T r\u00e1i \u0110\u1ea5t b\u1ecb thay \u0111\u1ed5i. V\u00ed d\u1ee5 m\u1eb7t \u0111\u1ea5t b\u1ecb n\u1ed5i l\u00ean, ho\u1eb7c c\u00f3 m\u1eb7t xi\u00ean, ho\u1eb7c c\u00f3 s\u1ef1 di chuy\u1ec3n theo ph\u01b0\u01a1ng ngang, ho\u1eb7c \u0111\u1eb7c bi\u1ec7t m\u1ed9t s\u1ed1 tr\u1eadn \u0111\u1ed9ng \u0111\u1ea5t do d\u01b0\u1edbi \u0111\u1ea5t \u0111\u00e3 c\u00f3 s\u1ef1 g\u00e3y n\u1ee9t, l\u1ea1i ti\u1ebfp t\u1ee5c c\u00f3 m\u1ed9t l\u1ea7n tr\u01b0\u1ee3t n\u1eefa m\u00e0 g\u00e2y ra.<\/p>\n\n\n\n
V\u00ec v\u1eady l\u00fac s\u1eafp x\u1ea3y ra \u0111\u1ed9ng \u0111\u1ea5t, c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng kh\u00e1c th\u01b0\u1eddng \u1edf hai b\u00ean ho\u1eb7c ph\u00eda d\u01b0\u1edbi c\u1ee7a v\u1ecb tr\u00ed s\u1eafp x\u1ea3y ra \u0111\u1ed9ng \u0111\u1ea5t th\u1ec3 hi\u1ec7n r\u1ea5t r\u00f5, c\u00f3 ch\u1ed7 m\u1eb7t \u0111\u1ea5t d\u00e2ng cao t\u1eeb 1 – 7 m, m\u1eb7t b\u1eb1ng s\u1ee5t xu\u1ed1ng t\u1eeb 2 – 10 m. \u0110\u00f3 l\u00e0 nh\u1eefng c\u0103n c\u1ee9 d\u00f9ng \u0111\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ea5t, nham th\u1ea1ch ch\u1ecbu l\u1ef1c r\u1ea5t l\u1edbn, nhi\u1ec7t \u0111\u1ed9, t\u1eeb t\u00ednh, t\u00ednh d\u1eabn \u0111i\u1ec7n v\u00e0 t\u00ednh lan truy\u1ec1n s\u00f3ng \u0111\u1ecba ch\u1ea5n \u1edf v\u00f9ng \u0111\u00f3 \u0111\u1ec1u ph\u00e1t sinh thay \u0111\u1ed5i, c\u00f3 th\u1ec3 d\u00f9ng m\u00e1y \u0111o \u0111\u01b0\u1ee3c. Quy lu\u1eadt ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u01b0\u1edbc ng\u1ea7m trong nham th\u1ea1ch c\u0169ng bi\u1ebfn \u0111\u1ed5i. V\u00ed d\u1ee5 m\u1ef1c n\u01b0\u1edbc gi\u1ebfng n\u01b0\u1edbc d\u00e2ng cao, ho\u1eb7c h\u1ea1 xu\u1ed1ng th\u1ea5p, n\u01b0\u1edbc s\u1ee7i b\u1ecdt, \u0111\u1ed5i m\u00e0u, thay \u0111\u1ed5i m\u00f9i v\u1ecb\u2026<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ea5t m\u1ea1nh th\u00ec th\u01b0\u1eddng c\u00f3 \u0111\u1ed9ng \u0111\u1ea5t nh\u1eb9. Do \u0111\u00f3 ng\u01b0\u1eddi ta \u0111\u00e3 t\u1ed5ng k\u1ebft ra kinh nghi\u1ec7m “\u0111\u1ed9ng \u0111\u1ea5t nh\u1ecf s\u1ebd c\u00f3 \u0111\u1ed9ng \u0111\u1ea5t m\u1ea1nh” (nh\u01b0ng c\u00f3 l\u00fac kh\u00f4ng c\u00f3 \u0111\u1ed9ng \u0111\u1ea5t nh\u1ecf v\u1eabn c\u00f3 \u0111\u1ed9ng \u0111\u1ea5t m\u1ea1nh). T r\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ea5t c\u00f3 th\u1ec3 nghe th\u1ea5y ti\u1ebfng k\u00eau \u1ea7m \u1ea7m t\u1eeb xa \u0111\u1ebfn g\u1ea7n, t\u1eeb g\u1ea7n ra xa gi\u1ed1ng nh\u01b0 ti\u1ebfng s\u00f3ng ng\u1ea7m. C\u0169ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb m\u1eb7t \u0111\u1ea5t b\u1ed1c l\u00ean m\u00e0u \u0111\u1ecf, m\u00e0u tr\u1eafng, m\u00e0u t\u00edm, m\u00e0u ch\u00e0m, m\u00e0u xanh, c\u00f3 l\u00fac l\u00e0 d\u1ea1ng d\u1ea3i, c\u00f3 l\u00fac l\u00e0 d\u1ea1ng ng\u1ecdn l\u1eeda. \u0110\u00f3 \u0111\u1ec1u l\u00e0 nh\u1eefng t\u00edn hi\u1ec7u bi\u1ec3u th\u1ecb \u0111\u1ed9ng \u0111\u1ea5t s\u1eafp x\u1ea3y ra.<\/p>\n\n\n\n
R\u1ea5t nhi\u1ec1u \u0111\u1ed9ng v\u1eadt nh\u1ea1y c\u1ea3m v\u1edbi \u0111\u1ed9ng \u0111\u1ea5t.<\/p>\n\n\n\n
Tr\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ea5t ch\u00fang ho\u1ea3ng h\u1ed1t kh\u00e1c th\u01b0\u1eddng, v\u00ed d\u1ee5 g\u00e0 bay l\u00ean c\u00e0nh c\u00e2y, c\u00e1 nh\u1ea3y kh\u1ecfi m\u1eb7t n\u01b0\u1edbc, l\u1ee3n kh\u00f4ng \u0103n, ch\u00f3 c\u1eafn lung tung, chu\u1ed9t ra kh\u1ecfi hang ch\u1ea1y lo\u1ea1n x\u1ea1\u2026 \u0110\u00f3 \u0111\u1ec1u l\u00e0 nh\u1eefng tri\u1ec7u ch\u1ee9ng tr\u01b0\u1edbc l\u00fac \u0111\u1ed9ng \u0111\u1ea5t x\u1ea3y ra, t\u1ea5t c\u1ea3 nh\u1eefng hi\u1ec7n t\u01b0\u1ee3ng tr\u00ean \u0111\u00e2y \u0111\u1ec1u c\u00f3 th\u1ec3 d\u00f9ng l\u00e0m c\u0103n c\u1ee9 \u0111\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t. Nh\u01b0ng tr\u01b0\u1edbc l\u00fac \u0111\u1ed9ng \u0111\u1ea5t m\u1ea1nh x\u1ea3y ra, khu v\u1ef1c xu\u1ea5t hi\u1ec7n c\u00e1c tri\u1ec7u ch\u1ee9ng tr\u00ean r\u1ea5t r\u1ed9ng, th\u1eddi gian c\u00f3 th\u1ec3 k\u00e9o d\u00e0i, do \u0111\u00f3 mu\u1ed1n ph\u00e1n \u0111o\u00e1n \u0111\u1ed9ng \u0111\u1ea5t x\u1ea3y ra \u1edf \u0111\u00e2u, v\u00e0o l\u00fac n\u00e0o l\u00e0 \u0111i\u1ec1u kh\u00f4ng d\u1ec5.<\/p>\n\n\n\n
Trung Qu\u1ed1c v\u1ec1 m\u1eb7t d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t \u0111\u00e3 t\u00ecm ra \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 quy lu\u1eadt. C\u00f9ng v\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 c\u1ee7a m\u00e1y \u0111o v\u00e0 ch\u1ee5p \u1ea3nh v\u1ec7 tinh, nh\u1eefng kinh nghi\u1ec7m t\u00edch lu\u1ef9 \u0111\u01b0\u1ee3c, d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t nh\u1ea5t \u0111\u1ecbnh ng\u00e0y c\u00e0ng ch\u00ednh x\u00e1c h\u01a1n v\u00e0 k\u1ecbp th\u1eddi h\u01a1n.<\/p>\n\n\n\n
T \u1eeb kho\u00e1: Bi\u1ec3u hi\u1ec7n tr\u01b0\u1edbc \u0111\u1ed9ng \u0111\u1ea5t; D\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0110\u1ed9ng \u0111\u1ea5t m\u1ea1nh c\u00f3 s\u1ee9c ph\u00e1 ho\u1ea1i r\u1ea5t gh\u00ea g\u1edbm. Con ng\u01b0\u1eddi \u0111\u1ec3 ng\u0103n ng\u1eeba t\u1ed5n th\u1ea5t, t\u1eeb l\u00e2u \u0111\u00e3 mong mu\u1ed1n: c\u00f3 th\u1ec3 nh\u01b0 d\u1ef1 b\u00e1o th\u1eddi ti\u1ebft \u0111\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t \u0111\u01b0\u1ee3c kh\u00f4ng? Tr\u01b0\u1edbc kia nhi\u1ec1u nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng kh\u00f4ng th\u1ec3 d\u1ef1 b\u00e1o \u0111\u1ed9ng \u0111\u1ea5t \u0111\u01b0\u1ee3c. Nh\u01b0ng nh\u00e0 khoa h\u1ecdc […]<\/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-10103","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\/10103","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=10103"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10103\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}