{"id":15747,"date":"2023-09-18T08:28:58","date_gmt":"2023-09-18T08:28:58","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=15747"},"modified":"2023-09-18T08:28:58","modified_gmt":"2023-09-18T08:28:58","slug":"melting-ice-reveals-5000-years-of-history-in-norway","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/archaeology\/melting-ice-reveals-5000-years-of-history-in-norway\/","title":{"rendered":"B\u0103ng tan k\u1ec3 chuy\u1ec7n: C\u1ed5 v\u1eadt h\u00e9 l\u1ed9 th\u1eddi ti\u1ec1n s\u1eed Na Uy"},"content":{"rendered":"

Nh\u1eefng c\u1ed5 v\u1eadt th\u1eddi x\u01b0a hi\u1ec7n ra t\u1eeb b\u0103ng tan \u1edf Na Uy<\/h2>\n\n

Kh\u00e1m ph\u00e1 5.000 n\u0103m l\u1ecbch s\u1eed<\/h3>\n\n

Khi m\u1ea3ng b\u0103ng Langfonne \u1edf d\u00e3y n\u00fai Jotunheimen c\u1ee7a Na Uy ti\u1ebfp t\u1ee5c tan ch\u1ea3y do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, n\u00f3 \u0111\u00e3 v\u00e0 \u0111ang h\u00e9 l\u1ed9 m\u1ed9t kho b\u00e1u g\u1ed3m nh\u1eefng c\u1ed5 v\u1eadt t\u1eeb th\u1eddi xa x\u01b0a, gi\u00fap l\u00e0m s\u00e1ng t\u1ecf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi trong su\u1ed1t 5.000 n\u0103m qua.<\/p>\n\n

B\u1ee9c tranh to\u00e0n c\u1ea3nh v\u1ec1 ho\u1ea1t \u0111\u1ed9ng s\u0103n tu\u1ea7n l\u1ed9c<\/h3>\n\n

M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb c\u00e1c tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Cambridge, Oslo v\u00e0 Bergen \u0111\u00e3 ph\u00e1t hi\u1ec7n ra 68 tr\u1ee5c t\u00ean, m\u1ed9t s\u1ed1 c\u00f3 g\u1eafn \u0111\u1ea7u t\u00ean, c\u00f3 ni\u00ean \u0111\u1ea1i t\u1eeb th\u1eddi \u0111\u1ed3 \u0111\u00e1 cho \u0111\u1ebfn th\u1eddi trung c\u1ed5. Nh\u1eefng m\u0169i t\u00ean n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 x\u01b0\u01a1ng, \u0111\u00e1 phi\u1ebfn, s\u1eaft v\u00e0 v\u1ecf trai, cung c\u1ea5p b\u1eb1ng ch\u1ee9ng cho ho\u1ea1t \u0111\u1ed9ng s\u0103n tu\u1ea7n l\u1ed9c trong khu v\u1ef1c n\u00e0y trong h\u00e0ng thi\u00ean ni\u00ean k\u1ef7. Ngo\u00e0i ra, h\u00e0ng tr\u0103m g\u1ea1c v\u00e0 x\u01b0\u01a1ng tu\u1ea7n l\u1ed9c \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean b\u0103ng, c\u00e0ng c\u1ee7ng c\u1ed1 th\u00eam cho gi\u1ea3 thuy\u1ebft r\u1eb1ng \u0111\u00e2y l\u00e0 m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m s\u0103n b\u1eafn l\u00fd t\u01b0\u1edfng.<\/p>\n\n

\u0110\u1ecbnh tu\u1ed5i b\u1eb1ng \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 Carbon h\u00e9 m\u1edf qu\u00e1 kh\u1ee9<\/h3>\n\n

\u0110\u1ecbnh tu\u1ed5i b\u1eb1ng \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 Carbon \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh ni\u00ean \u0111\u1ea1i c\u1ee7a nh\u1eefng c\u1ed5 v\u1eadt. Nh\u1eefng \u0111\u1ed3 v\u1eadt l\u00e2u \u0111\u1eddi nh\u1ea5t, kho\u1ea3ng 6.000 n\u0103m tu\u1ed5i, \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y g\u1ea7n d\u01b0\u1edbi c\u00f9ng c\u1ee7a m\u1ea3ng b\u0103ng, trong khi nh\u1eefng \u0111\u1ed3 v\u1eadt g\u1ea7n \u0111\u00e2y nh\u1ea5t, c\u00f3 ni\u00ean \u0111\u1ea1i kho\u1ea3ng 1300 sau C\u00f4ng nguy\u00ean, \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y g\u1ea7n b\u1ec1 m\u1eb7t h\u01a1n. S\u1ef1 ph\u00e2n b\u1ed1 c\u1ed5 v\u1eadt theo ni\u00ean \u0111\u1ea1i n\u00e0y cung c\u1ea5p c\u00e1i nh\u00ecn \u0111\u1ed9c \u0111\u00e1o v\u1ec1 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi thay \u0111\u1ed5i khi m\u1ea3ng b\u0103ng ph\u00e1t tri\u1ec3n ho\u1eb7c co l\u1ea1i theo th\u1eddi gian.<\/p>\n\n

C\u00e1c m\u00f4 h\u00ecnh s\u0103n tu\u1ea7n l\u1ed9c \u0111a d\u1ea1ng<\/h3>\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 quan s\u00e1t th\u1ea5y nhi\u1ec1u m\u00f4 h\u00ecnh s\u0103n tu\u1ea7n l\u1ed9c \u0111a d\u1ea1ng trong su\u1ed1t nhi\u1ec1u th\u1ebf k\u1ef7. V\u00e0o m\u1ed9t s\u1ed1 th\u1eddi k\u1ef3, ng\u01b0\u1eddi ta t\u00ecm th\u1ea5y nhi\u1ec1u x\u01b0\u01a1ng tu\u1ea7n l\u1ed9c nh\u01b0ng \u00edt m\u0169i t\u00ean, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y r\u1eb1ng nh\u1eefng con v\u1eadt n\u00e0y c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb gi\u1ebft b\u1edfi nh\u1eefng lo\u00e0i s\u0103n m\u1ed3i nh\u01b0 ch\u1ed3n ecmin. Ng\u01b0\u1ee3c l\u1ea1i, t\u1eeb n\u0103m 600 \u0111\u1ebfn 1300 sau C\u00f4ng nguy\u00ean, \u0111\u00e3 c\u00f3 s\u1ef1 gia t\u0103ng \u0111\u00e1ng k\u1ec3 v\u1ec1 s\u1ed1 m\u0169i t\u00ean \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y, trong khi v\u1eadt li\u1ec7u t\u1eeb tu\u1ea7n l\u1ed9c l\u1ea1i r\u1ea5t khan hi\u1ebfm. Giai \u0111o\u1ea1n n\u00e0y tr\u00f9ng v\u1edbi th\u1eddi \u0111\u1ea1i Viking, khi nh\u1eefng ng\u01b0\u1eddi th\u1ee3 s\u0103n c\u00f3 th\u1ec3 \u0111\u00e3 s\u0103n b\u1eaft m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn tu\u1ea7n l\u1ed9c \u0111\u1ec3 l\u1ea5y l\u00f4ng v\u00e0 g\u1ea1c c\u1ee7a ch\u00fang, v\u1ed1n l\u00e0 nh\u1eefng m\u1eb7t h\u00e0ng c\u00f3 gi\u00e1 tr\u1ecb.<\/p>\n\n

K\u1ebft n\u1ed1i v\u1edbi nh\u1eefng v\u00f9ng \u0111\u1ea5t xa x\u00f4i<\/h3>\n\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra nh\u1eefng chi\u1ebfc l\u01b0\u1ee3c l\u00e0m t\u1eeb g\u1ea1c tu\u1ea7n l\u1ed9c \u1edf \u0110an M\u1ea1ch v\u00e0o th\u1ebf k\u1ef7 th\u1ee9 t\u00e1m cho th\u1ea5y r\u1eb1ng \u0111\u00e3 c\u00f3 ho\u1ea1t \u0111\u1ed9ng bu\u00f4n b\u00e1n c\u00e1c s\u1ea3n ph\u1ea9m li\u00ean quan \u0111\u1ebfn tu\u1ea7n l\u1ed9c t\u1eeb xa \u1edf B\u1eafc \u00c2u, b\u1eaft \u0111\u1ea7u s\u1edbm h\u01a1n nhi\u1ec1u so v\u1edbi nh\u1eefng g\u00ec ng\u01b0\u1eddi ta v\u1eabn ngh\u0129. Ph\u00e1t hi\u1ec7n n\u00e0y c\u1ee7ng c\u1ed1 cho \u00fd t\u01b0\u1edfng r\u1eb1ng ngay c\u1ea3 nh\u1eefng v\u00f9ng \u0111\u1ea5t xa x\u00f4i c\u0169ng \u0111\u00e3 k\u1ebft n\u1ed1i v\u1edbi n\u1ec1n kinh t\u1ebf v\u00e0 x\u00e3 h\u1ed9i c\u1ee7a c\u00e1c khu v\u1ef1c kh\u00e1c \u1edf ch\u00e2u \u00c2u.<\/p>\n\n

C\u1eeda s\u1ed5 nh\u00ecn v\u00e0o qu\u00e1 kh\u1ee9<\/h3>\n\n

M\u1ea3ng b\u0103ng tan ch\u1ea3y \u1edf Langfonne cung c\u1ea5p m\u1ed9t c\u01a1 h\u1ed9i \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb \u0111\u1ec3 nghi\u00ean c\u1ee9u h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi x\u01b0a v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu l\u00ean c\u00e1c c\u1ed5 v\u1eadt l\u1ecbch s\u1eed. B\u1ea3n th\u00e2n c\u00e1c c\u1ed5 v\u1eadt, c\u00f9ng v\u1edbi d\u1eef li\u1ec7u thu \u0111\u01b0\u1ee3c t\u1eeb \u0111\u1ecbnh tu\u1ed5i b\u1eb1ng \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 Carbon, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 ho\u1ea1t \u0111\u1ed9ng s\u0103n tu\u1ea7n l\u1ed9c, m\u1ea1ng l\u01b0\u1edbi th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u1ea3nh quan lu\u00f4n thay \u0111\u1ed5i c\u1ee7a khu v\u1ef1c trong su\u1ed1t 5.000 n\u0103m qua.<\/p>\n\n

B\u1ea3o t\u1ed3n qu\u00e1 kh\u1ee9 cho t\u01b0\u01a1ng lai<\/h3>\n\n

Khi b\u0103ng ti\u1ebfp t\u1ee5c tan ch\u1ea3y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang ch\u1ea1y \u0111ua v\u1edbi th\u1eddi gian \u0111\u1ec3 ghi ch\u00e9p v\u00e0 b\u1ea3o t\u1ed3n c\u00e1c c\u1ed5 v\u1eadt tr\u01b0\u1edbc khi ch\u00fang b\u1ecb m\u1ea5t \u0111i m\u00e3i m\u00e3i. M\u1ea3ng b\u0103ng tan ch\u1ea3y nh\u01b0 m\u1ed9t l\u1eddi nh\u1eafc nh\u1edf kh\u1eafc nghi\u1ec7t v\u1ec1 t\u00ednh mong manh c\u1ee7a di s\u1ea3n v\u0103n h\u00f3a c\u1ee7a ch\u00fang ta v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c h\u00e0nh \u0111\u1ed9ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. B\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u nh\u1eefng c\u1ed5 v\u1eadt t\u1eeb th\u1eddi xa x\u01b0a n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 qu\u00e1 kh\u1ee9 c\u1ee7a m\u00ecnh v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 tr\u00e2n tr\u1ecdng l\u1ecbch s\u1eed phong ph\u00fa \u1ea9n ch\u1ee9a b\u00ean d\u01b0\u1edbi l\u1edbp b\u0103ng.<\/p>","protected":false},"excerpt":{"rendered":"

Nh\u1eefng c\u1ed5 v\u1eadt th\u1eddi x\u01b0a hi\u1ec7n ra t\u1eeb b\u0103ng tan \u1edf Na Uy Kh\u00e1m ph\u00e1 5.000 n\u0103m l\u1ecbch s\u1eed Khi m\u1ea3ng b\u0103ng Langfonne \u1edf d\u00e3y n\u00fai Jotunheimen c\u1ee7a Na Uy…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[191],"tags":[34,88,27,20931,7761,20932,1642],"class_list":["post-15747","post","type-post","status-publish","format-standard","hentry","category-archaeology","tag-climate-change","tag-archaeology","tag-history","tag-ice-patch","tag-norway","tag-reindeer-hunting","tag-stone-age"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15747","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=15747"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15747\/revisions"}],"predecessor-version":[{"id":15748,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15747\/revisions\/15748"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=15747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=15747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=15747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}