Ng\u00e0y nay, nh\u1eefng n\u01b0\u1edbc c\u00f3 tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n cao tr\u00ean th\u1ebf gi\u1edbi l\u00e0: Th\u1ee5y \u0110i\u1ec3n, Iceland, H\u00e0 Lan, Na Uy v\u00e0 Nh\u1eadt B\u1ea3n. Nh\u1eefng n\u01b0\u1edbc n\u00e0y \u0111\u1ec1u l\u00e0 nh\u1eefng n\u01b0\u1edbc duy\u00ean h\u1ea3i ho\u1eb7c h\u1ea3i \u0111\u1ea3o. C\u00e1c nh\u00e0 khoa h\u1ecdc nghi\u00ean c\u1ee9u ch\u1ee9ng t\u1ecf m\u00f4i tr\u01b0\u1eddng c\u1ee7a v\u00f9ng duy\u00ean h\u1ea3i qu\u1ea3 th\u1ef1c c\u00f3 l\u1ee3i cho s\u1ee9c kho\u1ebb v\u00e0 tu\u1ed5i th\u1ecd.<\/p>\n\n\n\n
V\u00f9ng duy\u00ean h\u1ea3i m\u1eb7t h\u01b0\u1edbng ra bi\u1ec3n, kh\u00f4ng kh\u00ed bi\u1ec3n \u00edt b\u1ecb \u00f4 nhi\u1ec5m h\u01a1n l\u1ee5c \u0111\u1ecba. Trong kh\u00f4ng kh\u00ed ch\u1ee9a \u00edt ch\u1ea5t \u0111\u1ed9c v\u00e0 ch\u1ee9a nhi\u1ec1u nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3. C\u00e1c ion \u00e2m trong kh\u00f4ng kh\u00ed bi\u1ec3n r\u1ea5t nhi\u1ec1u, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng trao \u0111\u1ed5i kh\u00ed c\u1ee7a ph\u1ed5i, t\u0103ng th\u00eam l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 oxi v\u00e0 b\u00e0i ti\u1ebft kh\u00ed CO2, \u0111i\u1ec1u ti\u1ebft s\u1ef1 h\u01b0ng ph\u1ea5n v\u00e0 tr\u1ea1ng th\u00e1i \u1ee9c ch\u1ebf c\u1ee7a h\u1ec7 th\u1ea7n kinh trung \u01b0\u01a1ng, k\u00edch th\u00edch ch\u1ee9c n\u0103ng c\u1ee7a h\u1ec7 th\u1ed1ng t\u1ea1o huy\u1ebft, v.v.. r\u1ea5t c\u00f3 l\u1ee3i cho s\u1ee9c kho\u1ebb.<\/p>\n\n\n\n
Kh\u00ed h\u1eadu mi\u1ec1n bi\u1ec3n n\u00f3i chung \u1ea5m \u00e1p v\u00e0 d\u1ecbu m\u00e1t, m\u1eb7c d\u00f9 kh\u00ed h\u1eadu c\u1ee7a c\u00e1c n\u01b0\u1edbc B\u1eafc \u00c2u t\u01b0\u01a1ng \u0111\u1ed1i l\u1ea1nh. Mi\u1ec1n bi\u1ec3n kh\u00ed h\u1eadu trong m\u1ed9t n\u0103m bi\u1ebfn \u0111\u1ed5i kh\u00f4ng l\u1edbn, kh\u00f4ng gi\u1ed1ng nh\u01b0 kh\u00ed h\u1eadu l\u1ee5c \u0111\u1ecba, l\u00fac n\u00f3ng qu\u00e1, l\u00fac l\u1ea1nh qu\u00e1, \u0111i\u1ec1u \u0111\u00f3 r\u1ea5t c\u00f3 l\u1ee3i cho s\u1ef1 h\u1ea5p thu v\u00e0 \u0111\u00e0o th\u1ea3i c\u1ee7a c\u01a1 th\u1ec3. V\u00ed d\u1ee5 \u0111\u1ea3o H\u1ea3i Nam Trung Qu\u1ed1c b\u1ed1n b\u1ec1 l\u00e0 bi\u1ec3n, kh\u00ed h\u1eadu \u00f4n ho\u00e0, m\u00f9a h\u00e8 d\u00e0i, m\u00f9a \u0111\u00f4ng kh\u00f4ng c\u00f3, g\u1ea7n nh\u01b0 m\u00f9a thu v\u00e0 m\u00f9a xu\u00e2n n\u1ed1i li\u1ec1n nhau, kh\u00f4ng kh\u00ed t\u01b0\u01a1i m\u00e1t, nhi\u1ec7t \u0111\u1ed9 b\u00ecnh qu\u00e2n c\u1ea3 n\u0103m l\u00e0 23 \u2013 25 oC, s\u1ed1 ng\u00e0y nhi\u1ec7t \u0111\u1ed9 cao tr\u00ean 35 oC \u00edt h\u01a1n trong l\u1ee5c \u0111\u1ecba 10 – 20 ng\u00e0y. T\u1ec9 l\u1ec7 nh\u1eefng ng\u01b0\u1eddi 100 tu\u1ed5i \u1edf \u0111\u1ea3o H\u1ea3i Nam \u0111\u1ea1t \u0111\u1ebfn 1\/100.000, cao h\u01a1n so v\u1edbi to\u00e0n qu\u1ed1c l\u00e0 0,37\/100.000. T\u01b0\u01a1ng t\u1ef1 \u0111\u1ea3o Tr\u01b0\u1eddng H\u01b0ng tr\u00ean bi\u1ec3n m\u00f9a h\u00e8 kh\u00ed h\u1eadu kh\u00f4ng n\u00f3ng d\u1eef d\u1ed9i, m\u00f9a \u0111\u00f4ng kh\u00f4ng r\u00e9t l\u1eafm, b\u1ed1n b\u1ec1 l\u00e0 n\u01b0\u1edbc bao quanh, b\u1ed1n m\u00f9a c\u00e2y c\u1ed1i xanh t\u1ed1t, n\u1ed3ng \u0111\u1ed9 ion \u00e2m trong kh\u00f4ng kh\u00ed kh\u00e1 cao. V\u00ec v\u1eady d\u00e2n c\u01b0 tr\u00ean \u0111\u1ea3o r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi th\u1ecd.<\/p>\n\n\n\n
H\u1ea3i s\u1ea3n \u1edf mi\u1ec1n bi\u1ec3n phong ph\u00fa, ch\u1ee7ng lo\u1ea1i th\u1ef1c ph\u1ea9m nhi\u1ec1u, c\u00f3 l\u1ee3i cho vi\u1ec7c \u0111i\u1ec1u ti\u1ebft c\u00e2n b\u1eb1ng dinh d\u01b0\u1ee1ng c\u1ee7a c\u01a1 th\u1ec3. V\u00ed d\u1ee5 \u1edf Nh\u1eadt l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u1ea3i s\u1ea3n b\u00ecnh qu\u00e2n m\u1ed9t ng\u01b0\u1eddi thu\u1ed9c lo\u1ea1i cao nh\u1ea5t th\u1ebf gi\u1edbi, tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n c\u1ee7a ng\u01b0\u1eddi Nh\u1eadt c\u0169ng \u0111\u1ee9ng \u0111\u1ea7u th\u1ebf gi\u1edbi. D\u00e2n c\u01b0 tr\u00ean \u0111\u1ea3o H\u1ea3i Nam c\u1ee7a Trung Qu\u1ed1c th\u1ee9c \u0103n ch\u00ednh l\u00e0 g\u1ea1o, khoai, c\u00e1c lo\u1ea1i rau d\u01b0a v\u00e0 h\u1ea3i s\u1ea3n, h\u1ecd \u0103n r\u1ea5t \u00edt m\u1ee1 \u0111\u1ed9ng v\u1eadt.<\/p>\n\n\n\n
D\u00e2n c\u01b0 mi\u1ec1n bi\u1ec3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c nguy\u00ean t\u1ed1 c\u1ea7n thi\u1ebft cho s\u1ef1 s\u1ed1ng. C\u00e1c ch\u1ea5t \u0111\u1ed9c trong n\u01b0\u1edbc bi\u1ec3n c\u00f3 n\u1ed3ng \u0111\u1ed9 r\u1ea5t th\u1ea5p, khi\u1ebfn cho h\u1ecd h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c t\u1ed1i \u0111a t\u1ed1c \u0111\u1ed9 t\u00edch lu\u1ef9 c\u00e1c nguy\u00ean t\u1ed1 \u0111\u1ed9c h\u1ea1i v\u00e0 nh\u1eefng nguy\u00ean t\u1ed1 kh\u00f4ng c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3. V\u00ed d\u1ee5 c\u00e1c chuy\u00ean gia<\/a> th\u01b0\u1eddng ti\u1ebfn h\u00e0nh x\u00e1c \u0111\u1ecbnh t\u00f3c c\u1ee7a nh\u1eefng ng\u01b0\u1eddi \u1edf \u0111\u1ea3o Tr\u01b0\u1eddng H\u01b0ng, ph\u00e1t hi\u1ec7n th\u1ea5y h\u00e0m l\u01b0\u1ee3ng c\u1ee7a mangan v\u00e0 k\u1ebdm ph\u1ed5 bi\u1ebfn h\u01a1i cao, c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng \u0111\u1ed3ng, molip\u0111en t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p. C\u00e1c nh\u00e0 y h\u1ecdc cho r\u1eb1ng, mangan v\u00e0 k\u1ebdm l\u00e0 nh\u1eefng ch\u1ea5t c\u00f3 l\u1ee3i cho c\u01a1 th\u1ec3, c\u00f2n \u0111\u1ed3ng v\u00e0 molip\u0111en nhi\u1ec1u khi kh\u00f4ng l\u1ee3i cho s\u1ee9c kho\u1ebb. M\u00f4i tr\u01b0\u1eddng \u0111\u1ecba l\u00ed \u0111\u1ed9c \u0111\u00e1o c\u1ee7a \u0111\u1ea3o Tr\u01b0\u1eddng H\u01b0ng khi\u1ebfn cho ngu\u1ed3n n\u01b0\u1edbc, \u0111\u1ea5t \u0111ai \u1edf tr\u00ean \u0111\u1ea3o v\u00e0 c\u00e1c n\u00f4ng s\u1ea3n \u0111\u1ec1u ch\u1ee9a mangan, k\u1ebdm cao, c\u00f2n h\u00e0m l\u01b0\u1ee3ng \u0111\u1ed3ng v\u00e0 molip\u0111en th\u00ec th\u1ea5p.<\/p>\n\n\n\n Nh\u1eefng khu v\u1ef1c c\u00f3 tu\u1ed5i th\u1ecd cao tr\u00ean th\u1ebf gi\u1edbi ngo\u00e0i duy\u00ean h\u1ea3i v\u00e0 h\u1ea3i \u0111\u1ea3o ra c\u00f2n c\u00f3 v\u00f9ng r\u1eebng n\u00fai, \u0111\u00f3 l\u00e0 nh\u1eefng n\u01a1i phong c\u1ea3nh \u0111\u1eb9p \u0111\u1ebd v\u00e0 y\u00ean t\u0129nh, ho\u1eb7c nh\u1eefng v\u00f9ng l\u1ee5c \u0111\u1ecba \u1edf h\u00e0n \u0111\u1edbi. Nh\u01b0ng n\u1ebfu ph\u00e2n d\u00e2n c\u01b0 tr\u00ean th\u1ebf gi\u1edbi th\u00e0nh v\u00f9ng duy\u00ean h\u1ea3i v\u00e0 v\u00f9ng l\u1ee5c \u0111\u1ecba \u0111\u1ec3 so s\u00e1nh th\u00ec tu\u1ed5i th\u1ecd c\u1ee7a ng\u01b0\u1eddi v\u00f9ng duy\u00ean h\u1ea3i cao h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n T\u1eeb kho\u00e1: Ion \u00e2m; Nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng.<\/p>\n","protected":false},"excerpt":{"rendered":" Ng\u00e0y nay, nh\u1eefng n\u01b0\u1edbc c\u00f3 tu\u1ed5i th\u1ecd b\u00ecnh qu\u00e2n cao tr\u00ean th\u1ebf gi\u1edbi l\u00e0: Th\u1ee5y \u0110i\u1ec3n, Iceland, H\u00e0 Lan, Na Uy v\u00e0 Nh\u1eadt B\u1ea3n. Nh\u1eefng n\u01b0\u1edbc n\u00e0y \u0111\u1ec1u l\u00e0 nh\u1eefng n\u01b0\u1edbc duy\u00ean h\u1ea3i ho\u1eb7c h\u1ea3i \u0111\u1ea3o. C\u00e1c nh\u00e0 khoa h\u1ecdc nghi\u00ean c\u1ee9u ch\u1ee9ng t\u1ecf m\u00f4i tr\u01b0\u1eddng c\u1ee7a v\u00f9ng duy\u00ean h\u1ea3i qu\u1ea3 th\u1ef1c c\u00f3 l\u1ee3i cho […]<\/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":[15,17],"tags":[],"class_list":["post-9593","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-moi-truong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9593","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=9593"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9593\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}