M\u00f9a h\u00e8 oi b\u1ee9c, m\u1ed3 h\u00f4i \u0111\u1ea7y m\u00ecnh. B\u1ed7ng nhi\u00ean n\u01a1i ch\u00e2n tr\u1eddi d\u1ef1ng l\u00ean nh\u1eefng \u0111\u1ee5n m\u00e2y \u0111en cao s\u1eefng s\u1eefng, m\u1ed9t ch\u1ed1c sau \u0111\u00f3 s\u1ea5m n\u1ed5 vang r\u1ec1n. M\u1ecdi ng\u01b0\u1eddi ph\u1ea5n kh\u1edfi ch\u1edd \u0111\u1ee3i m\u1ed9t tr\u1eadn m\u01b0a gi\u00f4ng \u0111\u1ec3 xua tan c\u01a1n oi b\u1ee9c, n\u1ebfu nh\u1eefng ng\u00e0y n\u1eafng h\u1ea1n th\u00ec s\u1ef1 mong \u0111\u1ee3i c\u01a1n m\u01b0a c\u00e0ng b\u1ee9c x\u00fac h\u01a1n, cho n\u00ean ti\u1ebfng s\u1ea5m \u0111em l\u1ea1i ni\u1ec1m hy v\u1ecdng gi\u1ea3i t\u1ecfa c\u01a1n n\u1eafng h\u1ea1n. Nh\u01b0ng ch\u1edd r\u1ea5t l\u00e2u, \u0111\u00e1m m\u00e2y m\u01b0a \u0111\u00e3 tr\u00f4i qua \u0111\u1ea7u m\u00e0 ch\u1ec9 m\u01b0a m\u1ea5y h\u1ea1t. \u0110\u00fang l\u00e0 \u201cs\u1ea5m to m\u01b0a nh\u1ecf\u201d khi\u1ebfn cho m\u1ecdi ng\u01b0\u1eddi th\u1ea5t v\u1ecdng. Nh\u1eefng l\u00e3o n\u00f4ng c\u00f3 kinh nghi\u1ec7m th\u01b0\u1eddng n\u00f3i: \u201c\u00d4ng s\u1ea5m h\u00e1t tr\u01b0\u1edbc, th\u00ec m\u01b0a ch\u1eb3ng l\u00e0 bao\u201d c\u00f3 l\u00fac ch\u1ec9 nghe th\u1ea5y ti\u1ebfng s\u1ea5m, m\u1ed9t gi\u1ecdt m\u01b0a c\u0169ng kh\u00f4ng c\u00f3, ng\u01b0\u1eddi ta g\u1ecdi l\u00e0 \u201cs\u1ea5m su\u00f4ng\u201d. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u1edf nh\u1eefng v\u00f9ng mi\u1ec1n n\u00fai th\u01b0\u1eddng hay g\u1eb7p nh\u1ea5t.<\/p>\n\n\n\n
Nh\u1eefng \u0111\u00e1m m\u00e2y m\u01b0a v\u1eddn quanh \u0111\u1ec9nh n\u00fai s\u1ea5m li\u00ean h\u1ed3i nh\u01b0ng ng\u00e0y c\u00e0ng xa d\u1ea7n, th\u1eadm ch\u00ed nh\u00ecn th\u1ea5y c\u1ea3 m\u00e0u tr\u1eafng \u0111\u1ee5c tr\u00ean \u0111\u00e1m m\u00e2y, ta c\u00f3 c\u1ea3m gi\u00e1c m\u01b0a to \u0111\u1ebfn n\u01a1i, nh\u01b0ng th\u1ef1c ra kh\u00f4ng c\u00f3 g\u00ec c\u1ea3. Nguy\u00ean nh\u00e2n v\u00ec sao l\u1ea1i nh\u01b0 th\u1ebf?<\/p>\n\n\n\n
“S\u1ea5m to m\u01b0a nh\u1ecf\u201d v\u00e0 \u201cs\u1ea5m su\u00f4ng\u201d l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng th\u01b0\u1eddng ph\u00e1t sinh v\u00e0o m\u00f9a h\u00e8. \u0110\u00f3 l\u00e0 do \u00e1nh n\u1eafng M\u1eb7t Tr\u1eddi chi\u1ebfu d\u1eef d\u1ed9i l\u00ean m\u1eb7t \u0111\u1ea5t l\u00e0m kh\u00f4ng kh\u00ed h\u00ecnh th\u00e0nh nh\u1eefng d\u00f2ng \u0111\u1ed1i l\u01b0u c\u1ee5c b\u1ed9 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, ph\u1ea1m vi c\u1ee7a n\u00f3 kh\u00f4ng l\u1edbn, nh\u1ecf th\u00ec kh\u00f4ng qu\u00e1 10 km, l\u1edbn th\u00ec kh\u00f4ng qu\u00e1 20 – 30 km.<\/p>\n\n\n\n
S\u1ea5m ch\u1edbp v\u00e0 m\u01b0a \u0111\u1ec1u ph\u00e1t sinh trong \u0111\u00e1m m\u00e2y, nh\u01b0ng ph\u1ea1m vi \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 xa g\u1ea7n c\u00f3 kh\u00e1c nhau. \u1ede gi\u1eefa \u0111\u00e1m m\u00e2y l\u01b0\u1ee3ng n\u01b0\u1edbc m\u01b0a nhi\u1ec1u nh\u1ea5t, n\u00ean th\u01b0\u1eddng c\u00f3 c\u01a1n m\u01b0a to c\u00f2n \u1edf bi\u00ean \u0111\u00e1m m\u00e2y l\u01b0\u1ee3ng n\u01b0\u1edbc m\u01b0a \u00edt, ra kh\u1ecfi v\u00f9ng bi\u00ean \u0111\u00f3 l\u00e0 h\u1ebft m\u01b0a. C\u00f2n ph\u1ea1m vi \u1ea3nh h\u01b0\u1edfng c\u1ee7a ti\u1ebfng s\u1ea5m to h\u01a1n v\u00f9ng m\u01b0a r\u1ea5t nhi\u1ec1u, c\u00f3 th\u1ec3 v\u01b0\u1ee3t xa kh\u1ecfi ph\u1ea1m vi \u0111\u00e1m m\u00e2y, truy\u1ec1n \u0111\u1ebfn nh\u1eefng v\u00f9ng c\u00e1ch xa 50 – 70 km. Ph\u1ea1m vi \u00e1nh ch\u1edbp l\u1ea1i c\u00e0ng xa n\u1eefa, xa nh\u1ea5t c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 100 km. Nh\u01b0 v\u1eady nh\u1eefng v\u00f9ng \u0111\u01b0\u1ee3c trung t\u00e2m \u0111\u00e1m m\u00e2y \u0111i qua th\u00ec s\u1ea5m to m\u00e0 m\u01b0a c\u0169ng nhi\u1ec1u, v\u00f9ng bi\u00ean \u0111\u00e1m m\u00e2y \u0111i qua th\u00ec s\u1ea5m to m\u01b0a \u00edt, c\u00f2n v\u00f9ng kh\u00f4ng n\u1eb1m trong ph\u1ea1m vi \u0111\u00e1m m\u00e2y \u0111i qua s\u1ebd ch\u1ec9 nghe th\u1ea5y ti\u1ebfng s\u1ea5m n\u00ean g\u1ecdi l\u00e0 s\u1ea5m su\u00f4ng.<\/p>\n\n\n\n
Qua \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y s\u1ea5m to m\u01b0a \u00edt l\u00e0 v\u00ec b\u1ea1n \u1edf v\u00e0o v\u1ecb tr\u00ed v\u00f9ng bi\u00ean c\u1ee7a \u0111\u00e1m m\u00e2y. C\u00f2n s\u1ea5m su\u00f4ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i l\u00e0 su\u00f4ng, ch\u1eb3ng qua l\u00e0 v\u00ec v\u1ecb tr\u00ed c\u1ee7a b\u1ea1n kh\u00f4ng n\u1eb1m trong v\u00f9ng m\u01b0a c\u1ee7a \u0111\u00e1m m\u00e2y.<\/p>\n\n\n\n
\u0110\u01b0\u01a1ng nhi\u00ean trong b\u1ea7u kh\u00ed quy\u1ec3n c\u00f3 l\u00fac ng\u1eabu nhi\u00ean sinh ra hi\u1ec7n t\u01b0\u1ee3ng \u201cs\u1ea5m su\u00f4ng\u201d. V\u00ed d\u1ee5 tr\u00ean b\u1ea7u tr\u1eddi s\u00e2n bay v\u00f9ng T\u00e2y B\u1eafc Trung Qu\u1ed1c \u0111\u00e3 t\u1eebng ph\u00e1t sinh s\u1ef1 ki\u1ec7n trong nh\u1eefng ng\u00e0y m\u00e2y trong ng\u00e0n d\u1eb7m, tr\u1eddi trong xanh nh\u01b0ng v\u1eabn c\u00f3 m\u1ed9t ti\u1ebfng n\u1ed5 l\u00e0m ch\u1ea5n \u0111\u1ed9ng c\u1eeda k\u00ednh v\u00e0 nh\u1ee9c tai. \u0110\u00f3 l\u00e0 do m\u1ed9t chi\u1ebfc m\u00e1y bay khi bay tr\u00ean kh\u00f4ng, v\u00ec b\u1ed7ng ch\u1ed1c gia t\u1ed1c r\u1ea5t nhanh, v\u01b0\u1ee3t qua ng\u01b0\u1ee1ng \u00e2m thanh. L\u00fac \u0111\u00f3 c\u00e1c ph\u00e2n t\u1eed kh\u00f4ng kh\u00ed kh\u00f4ng k\u1ecbp gi\u00e3n ra, b\u1ecb \u00e9p th\u00e0nh m\u1ed9t lu\u1ed3ng d\u00e0y \u0111\u1eb7c t\u1ea1o n\u00ean m\u1ed9t b\u1ee9c t\u01b0\u1eddng c\u1ea3n l\u1ea1i m\u00e1y bay. N\u1ebfu t\u1ed1c \u0111\u1ed9 c\u1ee7a m\u00e1y bay b\u1ed7ng ch\u1ed1c v\u01b0\u1ee3t qua t\u1ed1c \u0111\u1ed9 \u00e2m thanh th\u00ec s\u1ebd ph\u00e1 v\u1ee1 b\u1ee9c t\u01b0\u1eddng \u0111\u00f3. Khi b\u1ee9c t\u01b0\u1eddng b\u1ecb ph\u00e1 v\u1ee1 s\u1ebd ph\u00e1t ra ti\u1ebfng n\u1ed5 nh\u01b0 ti\u1ebfng s\u1ea5m.<\/p>\n\n\n\n
T \u1eeb kho\u00e1: S\u1ea5m su\u00f4ng.<\/p>\n","protected":false},"excerpt":{"rendered":"
M\u00f9a h\u00e8 oi b\u1ee9c, m\u1ed3 h\u00f4i \u0111\u1ea7y m\u00ecnh. B\u1ed7ng nhi\u00ean n\u01a1i ch\u00e2n tr\u1eddi d\u1ef1ng l\u00ean nh\u1eefng \u0111\u1ee5n m\u00e2y \u0111en cao s\u1eefng s\u1eefng, m\u1ed9t ch\u1ed1c sau \u0111\u00f3 s\u1ea5m n\u1ed5 vang r\u1ec1n. M\u1ecdi ng\u01b0\u1eddi ph\u1ea5n kh\u1edfi ch\u1edd \u0111\u1ee3i m\u1ed9t tr\u1eadn m\u01b0a gi\u00f4ng \u0111\u1ec3 xua tan c\u01a1n oi b\u1ee9c, n\u1ebfu nh\u1eefng ng\u00e0y n\u1eafng h\u1ea1n th\u00ec s\u1ef1 mong \u0111\u1ee3i […]<\/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-9913","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\/9913","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=9913"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9913\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}