{"id":2814,"date":"2021-09-26T19:31:53","date_gmt":"2021-09-26T19:31:53","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2814"},"modified":"2021-09-26T19:31:53","modified_gmt":"2021-09-26T19:31:53","slug":"walrus-haul-outs-arctic-sea-ice-loss","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/climate-science\/walrus-haul-outs-arctic-sea-ice-loss\/","title":{"rendered":"H\u1ea3i m\u00e3 \u0111\u1ed5 b\u1ed9: H\u1eadu qu\u1ea3 kinh ho\u00e0ng c\u1ee7a vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c"},"content":{"rendered":"

H\u1ea3i m\u00e3 \u0111\u1ed5 b\u1ed9: H\u1eadu qu\u1ea3 kh\u1ee7ng khi\u1ebfp c\u1ee7a vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c<\/h2>\n\n

\u0110\u00e1m \u0111\u00f4ng t\u1ee5 t\u1eadp tr\u00ean b\u1edd bi\u1ec3n Alaska<\/h2>\n\n

Trong m\u1ed9t xu h\u01b0\u1edbng \u0111\u00e1ng lo ng\u1ea1i, h\u00e0ng ngh\u00ecn con h\u1ea3i m\u00e3 m\u1ed9t l\u1ea7n n\u1eefa bu\u1ed9c ph\u1ea3i \u0111\u1ed5 b\u1ed9 l\u00ean b\u1edd bi\u1ec3n Alaska, t\u00ecm n\u01a1i tr\u00fa \u1ea9n tr\u00ean c\u00e1c b\u00e3i bi\u1ec3n do thi\u1ebfu b\u0103ng bi\u1ec3n \u0111\u1ec3 ngh\u1ec9 ng\u01a1i. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “\u0111\u1ed5 b\u1ed9”, \u0111\u00e3 tr\u1edf n\u00ean ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y khi b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c ti\u1ebfp t\u1ee5c suy gi\u1ea3m.<\/p>\n\n

T\u00e1c \u0111\u1ed9ng c\u1ee7a vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n<\/h2>\n\n

H\u1ea3i m\u00e3 ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng bi\u1ec3n nh\u01b0 m\u1ed9t n\u01a1i \u0111\u1ec3 ngh\u1ec9 ng\u01a1i, nu\u00f4i d\u01b0\u1ee1ng con non v\u00e0 tr\u1ed1n tr\u00e1nh k\u1ebb th\u00f9. Tuy nhi\u00ean, vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111\u00e3 khi\u1ebfn ch\u00fang c\u00f3 \u00edt n\u01a1i ngh\u1ec9 ng\u01a1i th\u00edch h\u1ee3p h\u01a1n. Do \u0111\u00f3, ch\u00fang bu\u1ed9c ph\u1ea3i t\u1ef1 m\u00ecnh \u0111\u1ed5 b\u1ed9 l\u00ean b\u1edd v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng \u0111\u00f4ng \u0111\u00fac v\u00e0 c\u0103ng th\u1eb3ng.<\/p>\n\n

T\u00ecnh tr\u1ea1ng \u0111\u00f4ng \u0111\u00fac v\u00e0 nguy c\u01a1 gi\u1eabm \u0111\u1ea1p<\/h2>\n\n

T\u00ecnh tr\u1ea1ng \u0111\u00f4ng \u0111\u00fac trong qu\u00e1 tr\u00ecnh \u0111\u1ed5 b\u1ed9 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nguy c\u01a1 gi\u1eabm \u0111\u1ea1p, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u1ebfu nh\u1eefng con v\u1eadt n\u00e0y b\u1ecb con ng\u01b0\u1eddi ho\u1eb7c m\u00e1y bay l\u00e0m ho\u1ea3ng s\u1ee3. N\u0103m ngo\u00e1i, kho\u1ea3ng 60 con h\u1ea3i m\u00e3 non \u0111\u00e3 ch\u1ebft trong m\u1ed9t v\u1ee5 gi\u1eabm \u0111\u1ea1p trong m\u1ed9t s\u1ef1 ki\u1ec7n \u0111\u1ed5 b\u1ed9 t\u01b0\u01a1ng t\u1ef1. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro n\u00e0y, c\u00e1c phi c\u00f4ng v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi kh\u00e1c \u0111\u01b0\u1ee3c khuy\u1ebfn c\u00e1o n\u00ean gi\u1eef kho\u1ea3ng c\u00e1ch an to\u00e0n v\u1edbi nh\u1eefng con v\u1eadt n\u00e0y.<\/p>\n\n

\u0110\u1ed9 nh\u1ea1y c\u1ea3m v\u1edbi ti\u1ebfng \u1ed3n v\u00e0 m\u00e1y bay<\/h2>\n\n

H\u1ea3i m\u00e3 r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi ti\u1ebfng \u1ed3n v\u00e0 s\u1ef1 x\u00e1o tr\u1ed9n c\u1ee7a m\u00e1y bay. Ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1 v\u00e0 m\u00e1y bay bay th\u1ea5p c\u00f3 th\u1ec3 g\u00e2y ra t\u00ecnh tr\u1ea1ng gi\u1eabm \u0111\u1ea1p, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi nh\u1eefng con v\u1eadt n\u00e0y t\u1ee5 t\u1eadp \u0111\u00f4ng \u0111\u00fac v\u1edbi nhau. \u0110\u1ec3 b\u1ea3o v\u1ec7 h\u1ea3i m\u00e3 trong qu\u00e1 tr\u00ecnh \u0111\u1ed5 b\u1ed9, m\u00e1y bay \u0111\u01b0\u1ee3c khuy\u1ebfn c\u00e1o tr\u00e1nh bay tr\u1ef1c ti\u1ebfp tr\u00ean ho\u1eb7c g\u1ea7n c\u00e1c \u0111\u00e1m \u0111\u00f4ng.<\/p>\n\n

B\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c suy gi\u1ea3m<\/h2>\n\n

B\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c \u0111\u00e3 v\u00e0 \u0111ang suy gi\u1ea3m \u1ed5n \u0111\u1ecbnh trong nh\u1eefng th\u1eadp k\u1ef7 g\u1ea7n \u0111\u00e2y, \u0111\u1ea1t m\u1ee9c cao nh\u1ea5t k\u1ef7 l\u1ee5c trong m\u00f9a \u0111\u00f4ng n\u0103m 2022. C\u00e1c nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng B\u1eafc C\u1ef1c c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 b\u0103ng v\u00e0o nh\u1eefng th\u00e1ng m\u00f9a h\u00e8 v\u00e0o nh\u1eefng n\u0103m 2030, \u0111i\u1ec1u n\u00e0y s\u1ebd c\u00f3 nh\u1eefng t\u00e1c \u0111\u1ed9ng s\u00e2u s\u1eafc \u0111\u1ebfn \u0111\u1ed9ng v\u1eadt hoang d\u00e3 v\u00e0 c\u1ed9ng \u0111\u1ed3ng b\u1ea3n \u0111\u1ecba ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng.<\/p>\n\n

T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn \u0111\u1ed9ng v\u1eadt hoang d\u00e3<\/h2>\n\n

S\u1ef1 m\u1ea5t \u0111i c\u1ee7a b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ea3i m\u00e3 m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nhi\u1ec1u lo\u00e0i \u0111\u1ed9ng v\u1eadt hoang d\u00e3 kh\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng \u0111\u1ec3 sinh t\u1ed3n. G\u1ea5u B\u1eafc C\u1ef1c, h\u1ea3i c\u1ea9u v\u00e0 chim bi\u1ec3n l\u00e0 m\u1ed9t trong s\u1ed1 nhi\u1ec1u lo\u00e0i ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng bi\u1ec3n \u0111\u1ec3 s\u0103n m\u1ed3i, ngh\u1ec9 ng\u01a1i v\u00e0 sinh s\u1ea3n.<\/p>\n\n

T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u1ed9ng \u0111\u1ed3ng b\u1ea3n \u0111\u1ecba<\/h2>\n\n

C\u00e1c c\u1ed9ng \u0111\u1ed3ng b\u1ea3n \u0111\u1ecba \u1edf B\u1eafc C\u1ef1c t\u1eeb l\u00e2u \u0111\u00e3 ph\u1ee5 thu\u1ed9c v\u00e0o b\u0103ng bi\u1ec3n \u0111\u1ec3 s\u0103n b\u1eafn, \u0111\u00e1nh c\u00e1 v\u00e0 \u0111i l\u1ea1i. S\u1ef1 m\u1ea5t \u0111i c\u1ee7a b\u0103ng bi\u1ec3n \u0111ang ph\u00e1 v\u1ee1 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n sinh k\u1ebf v\u00e0 t\u1eadp qu\u00e1n v\u0103n h\u00f3a truy\u1ec1n th\u1ed1ng n\u00e0y, bu\u1ed9c c\u00e1c c\u1ed9ng \u0111\u1ed3ng ph\u1ea3i th\u00edch nghi v\u1edbi nh\u1eefng \u0111i\u1ec1u ki\u1ec7n m\u1edbi v\u00e0 \u0111\u1ea7y th\u1eed th\u00e1ch.<\/p>\n\n

Gi\u1ea3m thi\u1ec3u v\u00e0 th\u00edch nghi<\/h2>\n\n

Vi\u1ec7c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 h\u1ea3i m\u00e3 \u0111\u1ed5 b\u1ed9 v\u00e0 nh\u1eefng t\u00e1c \u0111\u1ed9ng r\u1ed9ng l\u1edbn h\u01a1n c\u1ee7a vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u0111a ph\u01b0\u01a1ng di\u1ec7n. C\u00e1c chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u, ch\u1eb3ng h\u1ea1n nh\u01b0 gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh, r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 b\u1ea3o t\u1ed3n m\u00f4i tr\u01b0\u1eddng s\u1ed1ng b\u0103ng bi\u1ec3n. C\u00e1c chi\u1ebfn l\u01b0\u1ee3c th\u00edch \u1ee9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 gi\u00e1m s\u00e1t d\u1ef1a v\u00e0o c\u1ed9ng \u0111\u1ed3ng v\u00e0 qu\u1ea3n l\u00fd \u0111\u1ed9ng v\u1eadt hoang d\u00e3, c\u0169ng r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u00fap \u0111\u1ed9ng v\u1eadt hoang d\u00e3 v\u00e0 c\u1ed9ng \u0111\u1ed3ng b\u1ea3n \u0111\u1ecba \u0111\u1ed1i ph\u00f3 v\u1edbi c\u1ea3nh quan B\u1eafc C\u1ef1c \u0111ang thay \u0111\u1ed5i.<\/p>\n\n

B\u1eb1ng c\u00e1ch hi\u1ec3u \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n v\u00e0 h\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c h\u1ea3i m\u00e3 \u0111\u1ed5 b\u1ed9 v\u00e0 b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c suy gi\u1ea3m, ch\u00fang ta c\u00f3 th\u1ec3 n\u1ed7 l\u1ef1c gi\u1ea3m thi\u1ec3u c\u00e1c t\u00e1c \u0111\u1ed9ng v\u00e0 b\u1ea3o v\u1ec7 c\u1ea3 \u0111\u1ed9ng v\u1eadt hoang d\u00e3 v\u00e0 c\u1ed9ng \u0111\u1ed3ng con ng\u01b0\u1eddi \u1edf khu v\u1ef1c d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"

H\u1ea3i m\u00e3 \u0111\u1ed5 b\u1ed9: H\u1eadu qu\u1ea3 kh\u1ee7ng khi\u1ebfp c\u1ee7a vi\u1ec7c m\u1ea5t b\u0103ng bi\u1ec3n B\u1eafc C\u1ef1c \u0110\u00e1m \u0111\u00f4ng t\u1ee5 t\u1eadp tr\u00ean b\u1edd bi\u1ec3n Alaska Trong m\u1ed9t xu h\u01b0\u1edbng \u0111\u00e1ng lo ng\u1ea1i,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[284],"tags":[1354,5567,401,34,254,5566],"class_list":["post-2814","post","type-post","status-publish","format-standard","hentry","category-climate-science","tag-arctic","tag-sea-ice","tag-conservation","tag-climate-change","tag-wildlife","tag-walrus"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2814","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=2814"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2814\/revisions"}],"predecessor-version":[{"id":2815,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2814\/revisions\/2815"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=2814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=2814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=2814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}