{"id":13506,"date":"2021-11-27T12:46:59","date_gmt":"2021-11-27T05:46:59","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=13506"},"modified":"2021-11-27T12:47:00","modified_gmt":"2021-11-27T05:47:00","slug":"thoi-dai-bang-ha-da-that-su-cham-dut-chua","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/thoi-dai-bang-ha-da-that-su-cham-dut-chua\/","title":{"rendered":"Th\u1eddi \u0111\u1ea1i b\u0103ng h\u00e0 \u0111\u00e3 th\u1eadt s\u1ef1 ch\u1ea5m d\u1ee9t ch\u01b0a?"},"content":{"rendered":"\n<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 1 &#8211; Arkady Leokum<\/p>\n\n\n\n<p>H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u ngh\u0129 r\u1eb1ng th\u1eddi \u0111\u1ea1i b\u0103ng h\u00e0 x\u1ea3y ra c\u00e1ch nay h\u00e0ng bao tri\u1ec7u n\u0103m v\u00e0 nay ch\u1eb3ng c\u00f2n d\u1ea5u t\u00edch g\u00ec n\u1eefa. Nh\u01b0ng c\u00e1c nh\u00e0 \u0111\u1ecba ch\u1ea5t th\u00ec n\u00f3i r\u1eb1ng hi\u1ec7n ta \u0111ang \u1edf giai \u0111o\u1ea1n cu\u1ed1i c\u00f9ng c\u1ee7a th\u1eddi k\u1ef3 b\u0103ng h\u00e0. Ri\u00eang \u0111\u1ed1i v\u1edbi nh\u1eefng ai \u0111ang s\u1ed1ng tr\u00ean \u0111\u1ea3o Greenland cho r\u1eb1ng h\u1ecd \u0111ang s\u1ed1ng trong th\u1eddi k\u1ef3 b\u0103ng h\u00e0 th\u00ec c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 sai.<\/p>\n\n\n\n<p>C\u00e1ch nay kho\u1ea3ng 25.000 n\u0103m, b\u1ea5t c\u1ee9 ai s\u1ed1ng \u1edf mi\u1ec1n Trung M\u1ef9 ng\u00e0y nay \u0111\u1ec1u c\u00f3 th\u1ec3 quanh n\u0103m nh\u00ecn th\u1ea5y tuy\u1ebft v\u00e0 n\u01b0\u1edbc \u0111\u00e1. N\u01b0\u1edbc \u0111\u00e1 ph\u1ee7 k\u00edn su\u1ed1t t\u1eeb b\u1edd bi\u1ec3n \u0111\u00f4ng sang t\u1edbi b\u1edd bi\u1ec3n T\u00e2y l\u00ean t\u1edbi ph\u00eda B\u1eafc. \u0111\u00e2y l\u00e0 th\u1eddi k\u1ef3 b\u0103ng gi\u00e1 cu\u1ed1i c\u00f9ng. Trong th\u1eddi k\u1ef3 n\u00e0y, ph\u1ea7n l\u1edbn \u0111\u1ea5t \u0111ai ng\u00e0y nay l\u00e0 n\u01b0\u1edbc M\u1ef9, to\u00e0n b\u1ed9 ph\u1ea7n \u0111\u1ea5t ng\u00e0y nay l\u00e0 n\u01b0\u1edbc Canada v\u00e0 h\u1ea7u h\u1ebft T\u00e2y B\u1eafc \u00c2u ng\u00e0y nay \u0111\u1ec1u b\u1ecb \u0111\u00e8 d\u01b0\u1edbi t\u1ea5m \u201cth\u1edbt\u201d n\u01b0\u1edbc \u0111\u00e1 d\u00e0y t\u1edbi hai ba tr\u0103m m\u00e9t.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n t\u01b0\u1edfng trong th\u1eddi k\u1ef3 b\u0103ng gi\u00e1, th\u1eddi ti\u1ebft lu\u00f4n lu\u00f4n, quanh n\u0103m su\u1ed1t th\u00e1ng l\u1ea1nh l\u1ebdo th\u00ec b\u1ea1n l\u1ea7m to. Th\u1eadt ra nhi\u1ec7t \u0111\u1ed9 l\u00fac \u0111\u00f3 ch\u1ec9 th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 l\u00fac hi\u1ec7n nay kho\u1ea3ng 6,70C th\u00f4i. C\u00e1i khi\u1ebfn cho th\u1eddi \u1ea5y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 th\u1eddi b\u0103ng gi\u00e1 (hay b\u0103ng h\u00e0) l\u00e0 v\u00ec m\u00f9a h\u00e8 c\u1ee7a n\u00f3 m\u00e1t ch\u1ee9 kh\u00f4ng n\u00f3ng nh\u01b0 hi\u1ec7n nay. B\u1edfi v\u1eady, trong nh\u1eefng th\u00e1ng h\u00e8, nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 l\u00e0m tan ch\u1ea3y tuy\u1ebft, n\u01b0\u1edbc \u0111\u00e1 h\u00ecnh th\u00e0nh trong m\u00f9a \u0111\u00f4ng. Tuy\u1ebft v\u00e0 n\u01b0\u1edbc \u0111\u00e1 n\u0103m nay ch\u01b0a k\u1ecbp tan h\u1ebft th\u00ec \u0111\u00e3 l\u1ea1i \u0111\u1ebfn m\u00f9a \u0111\u00f4ng. Ngh\u0129a l\u00e0 tuy\u1ebft v\u00e0 n\u01b0\u1edbc \u0111\u00e1 n\u0103m sau ch\u1ed3ng l\u00ean n\u0103m tr\u01b0\u1edbc. C\u1ee9 nh\u01b0 v\u1eady n\u0103m n\u00e0y qua th\u00e1ng kia, tuy\u1ebft v\u00e0 n\u01b0\u1edbc \u0111\u00e1 c\u1ee9 t\u00edch t\u1ee5 v\u00e0 l\u1ea7n l\u1ea7n ph\u1ee7 k\u00edn l\u1ee5c \u0111\u1ecba B\u1eafc M\u1ef9.<\/p>\n\n\n\n<p>Nh\u01b0ng th\u1eddi k\u1ef3 b\u0103ng h\u00e0 th\u1ef1c ra g\u1ed3m b\u1ed1n giai \u0111o\u1ea1n. Trong m\u1ed7i giai \u0111o\u1ea1n, n\u01b0\u1edbc \u0111\u00e1 h\u00ecnh th\u00e0nh v\u00e0 tr\u00e0n v\u1ec1 h\u01b0\u1edbng Nam, sau \u0111\u00f3 tan ch\u1ea3y v\u00e0 r\u00fat tr\u1edf l\u1ea1i ph\u00eda B\u1eafc c\u1ef1c. Ng\u01b0\u1eddi ta cho r\u1eb1ng hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00f3 x\u1ea3y ra b\u1ed1n l\u1ea7n. Th\u1eddi k\u1ef3 l\u1ea1nh &#8211; g\u1ecdi l\u00e0 th\u1eddi \u0111\u00f3ng b\u0103ng &#8211; xen k\u1ebd v\u1edbi th\u1eddi k\u1ef3 \u1ea5m &#8211; g\u1ecdi l\u00e0 th\u1eddi k\u1ef3 \u201ctan b\u0103ng\u201d. T\u1ea1i B\u1eafc M\u1ef9 th\u1eddi k\u1ef3 \u0111\u00f3ng b\u0103ng l\u1ea7n th\u1ee9 nh\u1ea5t \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 x\u1ea3y ra c\u00e1ch nay kho\u1ea3ng 2 tri\u1ec7u n\u0103m. Th\u1eddi k\u1ef3 \u0111\u00f3ng b\u0103ng th\u1ee9 hai c\u00e1ch nay kho\u1ea3ng 1,250 tri\u1ec7u n\u0103m. Th\u1eddi k\u1ef3 th\u1ee9 ba c\u00e1ch nay kho\u1ea3ng 500 ng\u00e0n n\u0103m v\u00e0 th\u1eddi k\u1ef3 cu\u1ed1i c\u00f9ng c\u00e1ch nay kho\u1ea3ng 100 ng\u00e0n n\u0103m.<\/p>\n\n\n\n<p>Th\u1eddi k\u1ef3 b\u0103ng h\u00e0 cu\u1ed1i c\u00f9ng kh\u00f4ng di\u1ec5n ra c\u00f9ng m\u1ed9t m\u1ee9c \u0111\u1ed9 \u1edf kh\u1eafp n\u01a1i. Ch\u1eb3ng h\u1ea1n, \u1edf v\u00f9ng \u0111\u1ea5t nay l\u00e0 bang Wiscosin th\u00ec th\u1eddi k\u1ef3 b\u0103ng h\u00e0 cu\u1ed1i c\u00f9ng m\u1edbi di\u1ec5n ra c\u00e1ch nay v\u00e0o kho\u1ea3ng 40 ng\u00e0n n\u0103m, \u1edf v\u00f9ng New England c\u00e1ch nay kho\u1ea3ng 28 ng\u00e0n n\u0103m, \u1edf Minnesota th\u00ec m\u1edbi ch\u1ec9 c\u00e1ch nay 15 ng\u00e0n n\u0103m m\u00e0 th\u00f4i. \u1ede ch\u00e2u \u00c2u, v\u00f9ng \u0111\u1ea5t thu\u1ed9c n\u01b0\u1edbc \u0111\u1ee9c ng\u00e0y nay, th\u1eddi k\u1ef3 cu\u1ed1i c\u1ee7a b\u0103ng h\u00e0 ch\u1ec9 m\u1edbi ch\u1ea5m d\u1ee9t c\u00e1ch nay 17 ng\u00e0n n\u0103m v\u00e0 \u1edf Th\u1ee5y \u0111i\u1ec3n ch\u1ec9 m\u1edbi c\u00e1ch nay 13 ng\u00e0n n\u0103m.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 1 &#8211; Arkady Leokum H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u ngh\u0129 r\u1eb1ng th\u1eddi \u0111\u1ea1i b\u0103ng h\u00e0 x\u1ea3y ra c\u00e1ch nay h\u00e0ng bao tri\u1ec7u n\u0103m v\u00e0 nay ch\u1eb3ng c\u00f2n d\u1ea5u t\u00edch g\u00ec n\u1eefa. Nh\u01b0ng c\u00e1c nh\u00e0 \u0111\u1ecba ch\u1ea5t th\u00ec n\u00f3i r\u1eb1ng hi\u1ec7n ta \u0111ang \u1edf [&hellip;]<\/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],"tags":[],"class_list":["post-13506","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13506","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=13506"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13506\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=13506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=13506"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=13506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}