Tr\u00e1i \u0110\u1ea5t ta s\u1ed1ng l\u00e0 m\u1ed9t qu\u1ea3 c\u1ea7u to l\u1edbn, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 kho\u1ea3ng 510 tri\u1ec7u km2. T r\u00ean bi\u1ec3n kh\u01a1i m\u00eanh m\u00f4ng chi\u1ebfm kho\u1ea3ng 360 tri\u1ec7u km2. T r\u00ean bi\u1ec3n kh\u01a1i m\u00eanh m\u00f4ng \u0111\u00f3, s\u00f3ng d\u1eef d\u1ed9i, cu\u1ed3ng phong, b\u00ed hi\u1ec3m kh\u00f4n l\u01b0\u1eddng, thu h\u00fat nhi\u1ec1u nh\u00e0 th\u00e1m hi\u1ec3m \u0111\u1ebfn kh\u1ea3o s\u00e1t.<\/p>\n\n\n\n
Kh\u1ea3o s\u00e1t bi\u1ec3n s\u1edbm nh\u1ea5t l\u00e0 thuy\u1ec1n bu\u1ed3m v\u1eadn t\u1ea3i, n\u00f3 l\u1ea5y gi\u00f3 l\u00e0m \u0111\u1ed9ng l\u1ef1c. V\u1ec1 sau ph\u00e1t minh t\u00e0u bi\u1ec3n, ph\u1ea1m vi kh\u1ea3o s\u00e1t kh\u00f4ng ng\u1eebng \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng. Ng\u00e0y 4 th\u00e1ng 10 n\u0103m 1957 Li\u00ean X\u00f4 ph\u00f3ng th\u00e0nh c\u00f4ng v\u1ec7 tinh nh\u00e2n t\u1ea1o \u0111\u1ea7u ti\u00ean, t\u1eeb \u0111\u00f3 con ng\u01b0\u1eddi nghi\u00ean c\u1ee9u bi\u1ec3n l\u1ea1i c\u00f3 th\u00eam m\u1ed9t c\u00f4ng c\u1ee5 ti\u00ean ti\u1ebfn.<\/p>\n\n\n\n
V\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa (vi\u1ec5n th\u00e1m) d\u00f9ng \u0111\u1ec3 kh\u1ea3o s\u00e1t bi\u1ec3n c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 “con m\u1eaft ngh\u00ecn d\u1eb7m”. N\u00f3 bay \u1edf \u0111\u1ed9 cao h\u00e0ng tr\u0103m, h\u00e0ng ngh\u00ecn, th\u1eadm ch\u00ed h\u00e0ng v\u1ea1n km, t\u1eeb tr\u00ean cao nh\u00ecn xu\u1ed1ng th\u1ea5y t\u1ea5t c\u1ea3 bi\u1ec3n tr\u00ean Tr\u00e1i \u0110\u1ea5t. H\u01a1n n\u1eefa n\u00f3 bay nhanh quanh T r\u00e1i \u0110\u1ea5t, \u0111\u1ed3ng b\u1ed9 v\u1edbi s\u1ef1 v\u1eadn h\u00e0nh c\u1ee7a T r\u00e1i \u0110\u1ea5t, do \u0111\u00f3 c\u00f3 th\u1ec3 n\u1eafm v\u1eefng t\u00ecnh h\u00ecnh bi\u1ec3n \u0111\u1ed5i c\u1ee7a bi\u1ec3n b\u1ea5t c\u1ee9 l\u00fac n\u00e0o.<\/p>\n\n\n\n
Tr\u00ean v\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa (vi\u1ec5n th\u00e1m) \u0111\u01b0\u1ee3c trang b\u1ecb nhi\u1ec1u thi\u1ebft b\u1ecb th\u0103m d\u00f2 ti\u00ean ti\u1ebfn, v\u00ed d\u1ee5 h\u1ec7 th\u1ed1ng th\u0103m d\u00f2 b\u1eb1ng \u00e1nh s\u00e1ng th\u1ea5y \u0111\u01b0\u1ee3c, h\u1ec7 th\u1ed1ng th\u0103m d\u00f2 h\u1ed3ng ngo\u1ea1i v\u00e0 h\u1ec7 th\u1ed1ng th\u0103m d\u00f2 vi s\u00f3ng, v.v. c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 th\u0103m d\u00f2 t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t bi\u1ec3n.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng th\u0103m d\u00f2 b\u1eb1ng \u00e1nh s\u00e1ng g\u1ed3m c\u00f3 m\u00e1y ch\u1ee5p \u1ea3nh v\u00f4 tuy\u1ebfn v\u00e0 ph\u00e2n t\u00edch quang ph\u1ed5, c\u00f3 th\u1ec3 th\u0103m d\u00f2 t\u00ecnh tr\u1ea1ng c\u1ee7a m\u1eb7t bi\u1ec3n, s\u1ef1 ph\u00e2n b\u1ed1 di\u1ec7p l\u1ee5c t\u1ed1, ph\u00e2n b\u1ed1 b\u00f9n c\u00e1t, t\u00ecnh tr\u1ea1ng \u00f4 nhi\u1ec5m, ph\u00e2n b\u1ed1 n\u01b0\u1edbc bi\u1ec3n v\u00e0 c\u00e1c \u0111\u00e0n c\u00e1 b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng th\u0103m d\u00f2 h\u1ed3ng ngo\u1ea1i c\u00f3 th\u1ec3 ti\u1ebfp thu b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i v\u00e0 quang ph\u1ed5 h\u1ed3ng ngo\u1ea1i, c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u hi\u1ec7n tr\u1ea1ng nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc b\u1ec1 m\u1eb7t, c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 b\u0103ng tr\u00ean bi\u1ec3n.<\/p>\n\n\n\n
H\u1ec7 th\u1ed1ng th\u0103m d\u00f2 vi ba l\u1eafp \u0111\u1eb7t c\u00e1c m\u00e1y b\u1ee9c x\u1ea1, t\u00e1n x\u1ea1 v\u00e0 ra \u0111a \u1edf \u0111\u1ed9 cao, c\u00f3 th\u1ec3 th\u0103m d\u00f2 s\u00f3ng, thu\u1ef7 tri\u1ec1u, \u0111\u1ed9 cao m\u1eb7t bi\u1ec3n v\u00e0 t\u1ed1c \u0111\u1ed9 c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u, nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc bi\u1ec3n v\u00e0 gi\u00f3 m\u1eb7t bi\u1ec3n.<\/p>\n\n\n\n
Nh\u1eefng s\u1ed1 li\u1ec7u m\u00e0 v\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa nh\u1eadn \u0111\u01b0\u1ee3c r\u1ea5t c\u00f3 \u00edch cho giao th\u00f4ng h\u00e0ng h\u1ea3i, s\u1ea3n xu\u1ea5t ng\u01b0 nghi\u1ec7p v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng bi\u1ec3n. T \u00ecnh tr\u1ea1ng m\u1eb7t bi\u1ec3n, s\u00f3ng cao, gi\u00f3, b\u0103ng v\u00e0 c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u \u0111o \u0111\u01b0\u1ee3c s\u1ebd l\u00e0 nh\u1eefng c\u0103n c\u1ee9 \u0111\u1ec3 ch\u1ec9 huy t\u00e0u bi\u1ec3n quy\u1ebft \u0111\u1ecbnh h\u01b0\u1edbng \u0111i. S\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a di\u1ec7p l\u1ee5c t\u1ed1, nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc bi\u1ec3n v\u00e0 c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u \u0111o \u0111\u01b0\u1ee3c l\u00e0 c\u0103n c\u1ee9 \u0111\u1ec3 ph\u00e1n \u0111o\u00e1n s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a c\u00e1c \u0111\u00e0n c\u00e1, r\u1ea5t c\u00f3 \u00edch cho vi\u1ec7c n\u00e2ng cao s\u1ea3n l\u01b0\u1ee3ng ng\u01b0 nghi\u1ec7p. \u0110o \u0111\u1ea1c \u00f4 nhi\u1ec5m d\u1ea7u m\u1ecf, \u00f4 nhi\u1ec5m ho\u00e1 h\u1ecdc v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 c\u00e1c v\u00f9ng tri\u1ec1u \u0111\u1ecf, c\u00f3 th\u1ec3 gi\u00fap con ng\u01b0\u1eddi k\u1ecbp th\u1eddi kh\u1ed1ng ch\u1ebf \u00f4 nhi\u1ec5m v\u00e0 gi\u1ea3m th\u1ea5p c\u00e1c t\u1ed5n th\u1ea5t. Ngo\u00e0i ra k\u1ebft qu\u1ea3 \u0111o \u0111\u1ea1c c\u1ee7a v\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa c\u00f2n c\u00f3 gi\u00e1 tr\u1ecb nghi\u00ean c\u1ee9u \u0111\u1ed1i v\u1edbi khoa h\u1ecdc bi\u1ec3n.<\/p>\n\n\n\n
\u0110\u01b0\u01a1ng nhi\u00ean k\u0129 thu\u1eadt v\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa chuy\u00ean nghi\u00ean c\u1ee9u bi\u1ec3n y\u00eau c\u1ea7u r\u1ea5t cao, b\u1edfi v\u00ec trong nh\u1eefng th\u00f4ng tin m\u00e0 c\u00e1c thi\u1ebft b\u1ecb t\u1eeb v\u1ec7 tinh nh\u1eadn \u0111\u01b0\u1ee3c, nhi\u1ec1u con s\u1ed1 b\u1ecb th\u1eddi ti\u1ebft g\u00e2y nhi\u1ec5u, nh\u1eefng th\u00f4ng tin ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t c\u00f3 h\u1ea1n. Do \u0111\u00f3 c\u00e1c thi\u1ebft b\u1ecb th\u0103m d\u00f2 c\u1ee7a v\u1ec7 tinh c\u1ea7n ph\u1ea3i c\u00f3 \u0111\u1ed9 nh\u1ea1y c\u1ea3m cao v\u00e0 n\u0103ng l\u1ef1c x\u1eed l\u00fd c\u00e1c s\u1ed1 li\u1ec7u.<\/p>\n\n\n\n
Ng\u00e0y nay nh\u1eefng v\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa chuy\u00ean nghi\u00ean c\u1ee9u v\u1ec1 bi\u1ec3n kh\u00f4ng nhi\u1ec1u. Ch\u1ec9 c\u00f3 M\u1ef9 v\u00e0 m\u1ed9t s\u1ed1 \u00edt n\u01b0\u1edbc c\u00f3 lo\u1ea1i v\u1ec7 tinh n\u00e0y. Lo\u1ea1i v\u1ec7 tinh n\u00e0y nghi\u00ean c\u1ee9u n\u01b0\u1edbc bi\u1ec3n, nghi\u00ean c\u1ee9u c\u00e1c v\u1eadt tr\u00f4i n\u1ed5i tr\u00ean bi\u1ec3n, di\u1ec7p l\u1ee5c t\u1ed1, nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc bi\u1ec3n, \u00f4 nhi\u1ec5m v\u00e0 tri\u1ec1u \u0111\u1ecf \u0111\u1ec3 gi\u00e1m s\u00e1t c\u00f3 hi\u1ec7u qu\u1ea3 t\u1ed1t m\u00f4i tr\u01b0\u1eddng, t\u1eeb \u0111\u00f3 m\u00e0 b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n nguy\u00ean sinh v\u1eadt bi\u1ec3n, l\u00e0m c\u0103n c\u1ee9 \u0111\u1ec3 \u0111\u1ecbnh ra nh\u1eefng quy\u1ebft s\u00e1ch v\u1ec1 khai th\u00e1c bi\u1ec3n v\u00e0 duy tr\u00ec ph\u00e1t tri\u1ec3n quy ho\u1ea1ch bi\u1ec3n.<\/p>\n\n\n\n
T \u1eeb kho\u00e1: V\u1ec7 tinh c\u1ea3m nh\u1eadn t\u1eeb xa.<\/p>\n","protected":false},"excerpt":{"rendered":"
Tr\u00e1i \u0110\u1ea5t ta s\u1ed1ng l\u00e0 m\u1ed9t qu\u1ea3 c\u1ea7u to l\u1edbn, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 kho\u1ea3ng 510 tri\u1ec7u km2. T r\u00ean bi\u1ec3n kh\u01a1i m\u00eanh m\u00f4ng chi\u1ebfm kho\u1ea3ng 360 tri\u1ec7u km2. T r\u00ean bi\u1ec3n kh\u01a1i m\u00eanh m\u00f4ng \u0111\u00f3, s\u00f3ng d\u1eef d\u1ed9i, cu\u1ed3ng phong, b\u00ed hi\u1ec3m kh\u00f4n l\u01b0\u1eddng, thu h\u00fat nhi\u1ec1u nh\u00e0 th\u00e1m hi\u1ec3m \u0111\u1ebfn kh\u1ea3o […]<\/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-10217","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\/10217","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=10217"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10217\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}