Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n
Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n g\u00e2y ra t\u00ecnh tr\u1ea1ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 l\u00e0 v\u1ea5n \u0111\u1ec1 to\u00e0n c\u1ea7u hi\u1ec7n nay. Th\u1ebf nh\u01b0ng, kh\u00f4ng ph\u1ea3i ai c\u0169ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 g\u00ec? Nguy\u00ean nh\u00e2n, h\u1eadu qu\u1ea3 c\u0169ng nh\u01b0 bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c. V\u1eady th\u00ec h\u00e3y theo d\u00f5i n\u1ed9i dung b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u201cngay v\u00e0 lu\u00f4n\u201d c\u1ee7a Vietlearn.org nh\u00e9, ch\u1eafc ch\u1eafn s\u1ebd gi\u00fap \u00edch b\u1ea1n r\u1ea5t nhi\u1ec1u \u0111\u00f3.<\/p>\n\n\n\n
Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 g\u00ec? C\u00e1c kh\u00e1i ni\u1ec7m li\u00ean quan<\/p>\n\n\n\n
Th\u1ebf n\u00e0o l\u00e0 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh?<\/p>\n\n\n\n
Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh c\u00f3 t\u00ean g\u1ecdi ti\u1ebfng Anh Greenhouse Effect. \u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra khi n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi xuy\u00ean qua c\u1eeda nh\u00e0 ho\u1eb7c m\u00e1i b\u1eb1ng k\u00ednh. Ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 v\u00e0 ph\u00e2n t\u00e1n th\u00e0nh nhi\u1ec7t l\u01b0\u1ee3ng trong kh\u00f4ng gian, khi\u1ebfn cho to\u00e0n b\u1ed9 kh\u00f4ng gian b\u00ean trong \u1ea5m l\u00ean ch\u1ee9 kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng.<\/p>\n\n\n\n
Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng di\u1ec5n ra ho\u00e0n to\u00e0n m\u00e0 lu\u00f4n c\u00f3 m\u1ed9t l\u01b0\u1ee3ng c\u00e1c tia s\u00f3ng b\u1ee9c x\u1ea1 c\u1ee7a m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c \u0111\u1ea1i d\u01b0\u01a1ng, m\u1eb7t \u0111\u1ea5t ph\u1ea3n x\u1ea1 tr\u1edf l\u1ea1i th\u00e0nh b\u1ee9c x\u1ea1 nhi\u1ec7t. V\u00e0 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 b\u1edfi c\u00e1c kh\u00ed c\u00f3 trong kh\u00ed quy\u1ec3n nh\u01b0 Co2, CH4,\u2026\u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t t\u1ea7ng k\u00ednh bao quanh Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n
Kh\u00e1i ni\u1ec7m hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 g\u00ec? c\u00f2n \u0111\u01b0\u1ee3c hi\u1ec3u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4ng kh\u00ed c\u1ee7a Tr\u00e1i \u0110\u1ea5t n\u00f3ng l\u00ean do b\u1ee9c x\u1ea1 s\u00f3ng ng\u1eafn M\u1eb7t Tr\u1eddi xuy\u00ean qua t\u1ea7ng kh\u00ed quy\u1ec3n chi\u1ebfu xu\u1ed1ng m\u1eb7t \u0111\u1ea5t. Khi m\u1eb7t \u0111\u1ea5t h\u1ea5p th\u1ee5 n\u00f3ng l\u00ean l\u1ea1i b\u1ee9c x\u1ea1 s\u00f3ng d\u00e0i v\u00e0o kh\u00ed quy\u1ec3n \u0111\u1ec3 kh\u00ed CO2 h\u1ea5p th\u1ee5 l\u00e0m cho kh\u00f4ng kh\u00ed tr\u1edf n\u00ean n\u00f3ng h\u01a1n.<\/p>\n\n\n\n
Kh\u00ed nh\u00e0 k\u00ednh l\u00e0 nh\u1eefng kh\u00ed c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 t\u1eeb c\u00e1c b\u1ee9c x\u1ea1 s\u00f3ng d\u00e0i, \u0111\u01b0\u1ee3c ph\u1ea3n x\u1ea1 t\u1eeb b\u1ec1 m\u1eb7t tr\u00e1i \u0111\u1ea5t khi \u0111\u01b0\u1ee3c chi\u1ebfu b\u1eb1ng \u00e1nh m\u1eb7t tr\u1eddi, sau \u0111\u00f3 ph\u00e2n t\u00e1n nhi\u1ec7t cho tr\u00e1i \u0111\u1ea5t, g\u00e2y n\u00ean hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh. C\u00e1c kh\u00ed g\u00e2y ra ch\u1ee7 y\u1ebfu g\u1ed3m c\u00f3 h\u01a1i n\u01b0\u1edbc, CO2, O3,\u2026Kh\u00ed nh\u00e0 k\u00ednh \u1ea3nh h\u01b0\u1edfng m\u1ea1nh m\u1ebd \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u1ee7a Tr\u00e1i \u0110\u1ea5t, n\u1ebfu nh\u01b0 kh\u00f4ng c\u00f3 ch\u00fang th\u00ec nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t trung b\u00ecnh s\u1ebd l\u1ea1nh h\u01a1n hi\u1ec7n t\u1ea1i kho\u1ea3ng 33 \u0111\u1ed9 C<\/p>\n\n\n\n
Kh\u00ed h\u1eadu l\u00e0 g\u00ec?<\/p>\n\n\n\n
Kh\u00e1i ni\u1ec7m kh\u00ed h\u1eadu s\u1ebd bao g\u1ed3m nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, l\u01b0\u1ee3ng m\u01b0a,\u2026v\u00e0 c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra trong kh\u00ed quy\u1ec3n v\u00e0 nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00ed t\u01b0\u1ee3ng kh\u00e1c trong kho\u1ea3ng th\u1eddi gian d\u00e0i \u1edf m\u1ed9t v\u00f9ng ho\u1eb7c mi\u1ec1n x\u00e1c \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y kh\u00e1c bi\u1ec7t ho\u00e0n to\u00e0n v\u1edbi kh\u00e1i ni\u1ec7m th\u1eddi ti\u1ebft v\u1ec1 m\u1eb7t th\u1eddi gian b\u1edfi th\u1eddi ti\u1ebft ch\u1ec9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn di\u1ec5n bi\u1ebfn hi\u1ec7n t\u1ea1i ho\u1eb7c t\u01b0\u01a1ng lai g\u1ea7n.<\/p>\n\n\n\n
Kh\u00ed h\u1eadu t\u1ea1i m\u1ed9t v\u00f9ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 t\u1ecda \u0111\u1ed9 \u0111\u1ecba l\u00fd, \u0111\u1ecba h\u00ecnh, \u0111\u1ed9 cao,..Kh\u00ed h\u1eadu c\u0169ng ph\u00e2n ra nhi\u1ec1u ki\u1ec3u kh\u00e1c nhau gi\u1eefa d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 v\u1ec1 nhi\u1ec7t \u0111\u1ed9 v\u00e0 l\u01b0\u1ee3ng m\u01b0a.<\/p>\n\n\n\n
Th\u1eddi ti\u1ebft l\u00e0 t\u1eadp h\u1ee3p t\u1ea5t c\u1ea3 c\u00e1c tr\u1ea1ng th\u00e1i c\u1ee7a y\u1ebfu t\u1ed1 kh\u00ed t\u01b0\u1ee3ng x\u1ea3y ra trong kh\u00ed quy\u1ec3n t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m, kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh nh\u01b0 n\u1eafng, m\u01b0a, \u1ea9m th\u1ea5p hay kh\u00f4 r\u00e1o. N\u00f3i c\u00e1ch kh\u00e1c th\u00ec th\u1eddi ti\u1ebft ch\u00ednh l\u00e0 bi\u1ec3u hi\u1ec7n kh\u00ed t\u01b0\u1ee3ng t\u1ea1i m\u1ed9t \u0111\u1ecba ph\u01b0\u01a1ng trong th\u1eddi gian ng\u1eafn.<\/p>\n\n\n\n
Th\u1eddi ti\u1ebft kh\u00e1c kh\u00ed h\u1eadu ?<\/p>\n\n\n\n
S\u1ef1 kh\u00e1c nhau gi\u1eefa th\u1eddi ti\u1ebft v\u00e0 kh\u00ed h\u1eadu \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua:<\/p>\n\n\n\n
Th\u1eddi ti\u1ebft: l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m kh\u00ed h\u1eadu t\u1ea1i m\u1ed9t \u0111\u1ecba ph\u01b0\u01a1ng trong kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n
Kh\u00ed h\u1eadu: l\u00e0 s\u1ef1 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u1ee7a th\u1eddi ti\u1ebft \u1edf m\u1ed9t \u0111\u1ecba ph\u01b0\u01a1ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian d\u00e0i.<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed l\u00e0 g\u00ec?<\/p>\n\n\n\n
Th\u1ebf n\u00e0o l\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed? Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng khi c\u00e1c tia b\u1ee9c x\u1ea1 c\u1ee7a m\u1eb7t tr\u1eddi di chuy\u1ec3n qua kh\u00ed quy\u1ec3n, m\u1eb7t \u0111\u1ea5t s\u1ebd h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t c\u1ee7a m\u1eb7t tr\u1eddi. Sau \u0111\u00f3, b\u1ee9c x\u1ea1 \u0111\u00f3 l\u1ea1i v\u00e0o kh\u00f4ng kh\u00ed khi\u1ebfn cho kh\u00f4ng kh\u00ed n\u00f3ng l\u00ean. Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c xem l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 n\u00f3ng l\u1ea1nh c\u1ee7a kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n
Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu l\u00e0 g\u00ec? Th\u1ebf n\u00e0o l\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu?<\/p>\n\n\n\n
Kh\u00e1i ni\u1ec7m v\u1ec1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu l\u00e0 nh\u1eefng bi\u1ebfn \u0111\u1ed5i trong m\u00f4i tr\u01b0\u1eddng v\u1eadt l\u00fd ho\u1eb7c sinh h\u1ecdc g\u00e2y ra c\u00e1c \u1ea3nh h\u01b0\u1edfng c\u00f3 h\u1ea1i \u0111\u1ebfn c\u00e1c th\u00e0nh ph\u1ea7n c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i ho\u1eb7c sinh s\u1ea3n c\u1ee7a c\u00e1c h\u1ec7 sinh th\u00e1i t\u1ef1 nhi\u00ean hay ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng kinh t\u1ebf-x\u00e3 h\u1ed9i ho\u1eb7c s\u1ee9c kh\u1ecfe v\u00e0 ph\u00fac l\u1ee3i c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n\n\n\n
\u0110\u1ecbnh ngh\u0129a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu tr\u00ean wikipedia ch\u00ednh l\u00e0 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a h\u1ec7 th\u1ed1ng kh\u00ed h\u1eadu bao g\u1ed3m kh\u00ed quy\u1ec3n, sinh quy\u1ec3n, b\u0103ng quy\u1ec3n,\u2026hi\u1ec7n t\u1ea1i v\u00e0 t\u01b0\u01a1ng lai b\u1edfi c\u00e1c nguy\u00ean nh\u00e2n t\u1ef1 nhi\u00ean v\u00e0 nh\u00e2n t\u1ea1o trong m\u1ed9t gian \u0111o\u1ea1n nh\u1ea5t \u0111\u1ecbnh t\u00ednh b\u1eb1ng th\u1eadp k\u1ef7 ho\u1eb7c tri\u1ec7u n\u0103m.<\/p>\n\n\n\n
Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu th\u00f4ng th\u01b0\u1eddng s\u1ebd x\u1ea3y ra \u1edf m\u1ed9t n\u01a1i n\u00e0o \u0111\u00f3, c\u00f3 th\u1ec3 l\u00e0 bi\u1ebfn \u0111\u1ed5i v\u1ec1 l\u01b0\u1ee3ng m\u01b0a trong m\u1ed9t n\u0103m ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 trong m\u1ed9t th\u00e1ng, m\u1ed9t m\u00f9a.<\/p>\n\n\n\n
Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u l\u00e0 g\u00ec?<\/p>\n\n\n\n
L\u00e0 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a kh\u00ed h\u1eadu trong kho\u1ea3ng th\u1eddi gian x\u00e1c \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c. N\u1ebfu nh\u01b0 tr\u01b0\u1edbc \u0111\u00e2y y\u1ebfu t\u1ed1 n\u00e0y ch\u1ec9 xu\u1ea5t hi\u1ec7n \u1edf m\u1ed9t v\u00e0i khu v\u1ef1c trong kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh d\u1ef1a s\u1ef1 bi\u1ebfn \u0111\u1ed5i t\u1ef1 nhi\u00ean g\u00e2y ra. Th\u1ebf nh\u01b0ng hi\u1ec7n nay, d\u01b0\u1edbi s\u1ef1 t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd c\u1ee7a con ng\u01b0\u1eddi, h\u00e0m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i CO2 t\u0103ng l\u00ean r\u1ea5t nhi\u1ec1u v\u00e0 x\u1ea3y ra tr\u00ean ph\u1ea1m vi to\u00e0n c\u1ea7u.<\/p>\n\n\n\n
T\u00ecm hi\u1ec3u v\u1ec1 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh<\/p>\n\n\n\n
C\u00f3 r\u1ea5t nhi\u1ec1u nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh, nh\u01b0ng kh\u00ed CO2 l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh. C\u1ee5 th\u1ec3:<\/p>\n\n\n\n
Khi c\u00e1c b\u1ee9c x\u1ea1 s\u00f3ng ng\u1eafn c\u1ee7a M\u1eb7t Tr\u1eddi chi\u1ebfu xu\u1ed1ng Tr\u00e1i \u0110\u1ea5t, m\u1eb7t \u0111\u1ea5t s\u1ebd h\u1ea5p th\u1ee5, ch\u00fang s\u1ebd ph\u1ea3n chi\u1ebfu l\u1ea1i c\u00e1c b\u01b0\u1edbc s\u00f3ng d\u00e0i v\u00e0o kh\u00ed quy\u1ec3n \u0111\u1ec3 h\u1ea5p thu l\u00e0m gia t\u0103ng nhi\u1ec7t l\u01b0\u1ee3ng trong kh\u00f4ng gian. \u0110i\u1ec1u n\u00e0y s\u1ebd t\u1ea1o ra m\u1ed9t nh\u00e0 k\u00ednh l\u1edbn m\u00e0 kh\u00f4ng kh\u00ed n\u00f3ng b\u00ean trong kh\u00f4ng th\u1ec3 tho\u00e1t ra b\u00ean ngo\u00e0i \u0111\u01b0\u1ee3c, g\u00e2y n\u00f3ng v\u00e0 kh\u00f3 ch\u1ecbu. N\u1ed3ng \u0111\u1ed9 CO2 trong kh\u00f4ng kh\u00ed \u0111ang ng\u00e0y c\u00e0ng t\u0103ng cao.<\/p>\n\n\n\n
Kh\u00ed CO2 sinh ra t\u1eeb \u0111\u00e2u? Ch\u00fang \u0111\u01b0\u1ee3c sinh ra t\u1eeb c\u00e1c ho\u1ea1t \u0111\u1ed9ng sau:<\/p>\n\n\n\n
Ho\u1ea1t \u0111\u1ed9ng h\u00f4 h\u1ea5p c\u1ee7a con ng\u01b0\u1eddi, \u0111\u1ed9ng v\u1eadt<\/p>\n\n\n\n
Ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u00ean nhi\u00ean nh\u01b0 ch\u00e1y r\u1eebng, n\u00fai l\u1eeda<\/p>\n\n\n\n
Ho\u1ea1t \u0111\u1ed9ng su\u1ea5t c\u1ee7a con ng\u01b0\u1eddi t\u1eeb c\u00e1c nh\u00e0 m\u00e1y, x\u00ed nghi\u1ec7p, ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng,\u2026<\/p>\n\n\n\n
T\u00e1c h\u1ea1i c\u1ee7a CO2 g\u00e2y ra nhi\u1ec1u t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ebfn kh\u00ed h\u1eadu c\u0169ng nh\u01b0 \u1ea3nh h\u01b0\u1edfng t\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a con ng\u01b0\u1eddi. Theo \u00fd ki\u1ebfn c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc, \u01b0\u1edbc t\u00ednh nhi\u1ec7t \u0111\u1ed9 Tr\u00e1i \u0110\u1ea5t s\u1ebd t\u0103ng l\u00ean t\u1eeb 1.5-4.5 \u0111\u1ed9 C v\u00e0i sau th\u1eadp k\u1ef7.<\/p>\n\n\n\n
C\u00e1c kh\u00ed g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh kh\u00e1c l\u00e0:<\/p>\n\n\n\n
Kh\u00ed N2O: Nit\u01a1 oxit (N2O) \u0111\u01b0\u1ee3c sinh ra t\u1eeb ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t n\u00f4ng v\u00e0 c\u00f4ng nghi\u1ec7p. Trong qu\u00e1 tr\u00ecnh \u0111\u1ed1t c\u00e1c nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch v\u00e0 qu\u00e1 tr\u00ecnh nitrat ph\u00e2n b\u00f3n h\u1eefu c\u01a1 v\u00e0 h\u00f3a h\u1ecdc. Trung b\u00ecnh m\u1ed7i n\u0103m N2O t\u0103ng t\u1eeb 0.2-0.3% v\u00e0 ph\u1ea3i m\u1ea5t t\u1eeb 100-200 n\u0103m th\u00ec N2O m\u1edbi thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng.<\/p>\n\n\n\n
Kh\u00ed CH4 (metan): Metan \u0111\u01b0\u1ee3c s\u1ea3n sinh trong qu\u00e1 tr\u00ecnh l\u00ean men \u0111\u01b0\u1eddng ru\u1ed9t \u1edf m\u1ed9t s\u1ed1 \u0111\u1ed9ng v\u1eadt c\u00f3 gu\u1ed1c. Ngo\u00e0i ra c\u00f2n do hi\u1ec7n t\u01b0\u1ee3ng ch\u00e1y r\u1eebng, \u0111\u1ed1t c\u00e1c lo\u1ea1i kh\u00ed t\u1ef1 nhi\u00ean, d\u1ea7u.<\/p>\n\n\n\n
Kh\u00ed CFC: Kh\u00ed chlorofluorocarbons \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00f4ng nghi\u1ec7p, nh\u1ea5t l\u00e0 l\u00e0m l\u1ea1nh, \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed v\u00e0 b\u00ecnh ch\u1eefa ch\u00e1y.<\/p>\n\n\n\n
Kh\u00ed SO2: \u0110ioxit Sunfua l\u00e0 ch\u1ea5t g\u00e2y ra hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh nh\u01b0ng c\u00f3 n\u1ed3ng \u0111\u1ed9 th\u1ea5p, ch\u00fang \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh do c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00fai l\u1eeda, \u0111\u1ed1t nhi\u00ean li\u1ec7u than, d\u1ea7u,\u2026ch\u00fang r\u1ea5t \u0111\u1ed9c h\u1ea1i v\u1edbi s\u1ee9c kh\u1ecfe, g\u00e2y ra c\u00e1c b\u1ec7nh v\u1ec1 ph\u1ed5i v\u00e0 ph\u1ebf qu\u1ea3n.<\/p>\n\n\n\n
H\u1eadu qu\u1ea3 c\u1ee7a hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh<\/p>\n\n\n\n
Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh g\u00e2y ra nhi\u1ec1u h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng, ph\u1ea3i k\u1ec3 \u0111\u1ebfn nh\u01b0:<\/p>\n\n\n\n
B\u0103ng tan: Nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao l\u00e0m cho qu\u00e1 tr\u00ecnh b\u0103ng tan \u1edf Nam c\u1ef1c v\u00e0 B\u1eafc C\u1ef1c, l\u00e0m cho m\u1ef1c n\u01b0\u1edbc bi\u1ec3n t\u0103ng cao, nguy c\u01a1 m\u1ea5t \u0111i m\u1ed9t s\u1ed1 qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n\n\n\n
Ngu\u1ed3n n\u01b0\u1edbc: Do s\u1ef1 t\u0103ng l\u00ean c\u1ee7a nhi\u1ec7t l\u01b0\u1ee3ng trong kh\u00f4ng gian khi\u1ebfn cho qu\u00e1 tr\u00ecnh b\u1ed1c h\u01a1i n\u01b0\u1edbc nhanh v\u00e0 nhi\u1ec1u h\u01a1n. D\u1eabn \u0111\u1ebfn c\u00e1c c\u00e1c tr\u1eadn m\u01b0a to g\u00e2y l\u0169 l\u1ee5t nghi\u00eam tr\u1ecdng v\u00e0o m\u00f9a m\u01b0a c\u00f2n m\u00f9a kh\u00f4 x\u1ea3y ra t\u00ecnh tr\u1ea1ng thi\u1ebfu n\u01b0\u1edbc sinh ho\u1ea1t v\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n
Sinh v\u1eadt: N\u1eafng n\u00f3ng, m\u01b0a b\u00e3o th\u1ea5t th\u01b0\u1eddng s\u1ebd \u1ea3nh h\u01b0\u1edfng t\u1edbi h\u00e0ng ng\u00e0n sinh v\u1eadt g\u00e2y ra tuy\u1ec7t ch\u1ee7ng nhi\u1ec1u lo\u00e0i tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n\n\n\n
S\u1ee9c kh\u1ecfe: Xu\u1ea5t hi\u1ec7n nhi\u1ec1u lo\u1ea1i b\u1ec7nh m\u1edbi, s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi suy gi\u1ea3m. N\u1eafng n\u00f3ng v\u00e0 l\u1ea1nh gi\u00e1 k\u00e9o d\u00e0i khi\u1ebfn cho nhi\u1ec1u ng\u01b0\u1eddi t\u1eed vong.<\/p>\n\n\n\n
L\u00e2m nghi\u1ec7p: Ch\u00e1y r\u1eebng x\u1ea3y ra li\u00ean t\u1ee5c khi n\u1eafng n\u00f3ng k\u00e9o d\u00e0i, n\u1ec1n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0o m\u00f9a kh\u00f4.<\/p>\n\n\n\n
Bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh<\/p>\n\n\n\n
C\u1eaft gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i<\/p>\n\n\n\n
C\u00e1c \u0111\u01a1n v\u1ecb s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng c\u1ea7n gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed th\u1ea3i ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng. Nh\u00e0 m\u00e1y n\u00ean l\u1ecdc kh\u00ed th\u1ea3i, kh\u00f4ng n\u00ean th\u1ea3i tr\u1ef1c ti\u1ebfp ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng. Ng\u01b0\u1eddi d\u00e2n n\u00ean s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n c\u00f4ng c\u1ed9ng, s\u1eed d\u1ee5ng \u0111i\u1ec7n \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i.<\/p>\n\n\n\n
Tr\u1ed3ng c\u00e2y xanh<\/p>\n\n\n\n
\u0110\u1ec3 l\u00e0m t\u0103ng h\u1ea5p th\u1ee5, x\u1eed l\u00fd kh\u00ed CO2 ng\u01b0\u1eddi d\u00e2n n\u00ean tr\u1ed3ng nhi\u1ec1u c\u00e2y xanh. Kh\u00f4ng nh\u1eefng th\u1ebf, c\u00e2y xanh c\u00f2n gi\u00fap t\u0103ng kh\u00ed Oxi cho ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed s\u1ea1ch h\u01a1n, h\u1ea1n ch\u1ebf t\u1ed1i \u0111a t\u00ecnh tr\u1ea1ng ch\u1eb7t ph\u00e1 r\u1eebng b\u1eeba b\u00e3i, l\u1ea5y g\u1ed7 nh\u1ea5t l\u00e0 \u1edf r\u1eebng \u0111\u1ea7u ngu\u1ed3n.<\/p>\n\n\n\n
Ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u<\/p>\n\n\n\n
H\u1ea1n ch\u1ebf t\u1ed1i \u0111a vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i kh\u00ed \u0111\u1ed1t nh\u01b0 x\u0103ng, d\u1ea7u,\u2026gi\u00fap cho l\u01b0\u1ee3ng kh\u00ed th\u1ea3i gi\u1ea3m r\u00f5 r\u1ec7t nh\u1ea5t l\u00e0 kh\u00ed CO2.<\/p>\n\n\n\n
T\u0103ng c\u01b0\u1eddng tuy\u00ean truy\u1ec1n<\/p>\n\n\n\n
Truy\u1ec1n th\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t hi\u1ec7n nay. N\u00eau l\u00ean c\u00e1c t\u00e1c h\u1ea1i c\u1ee7a \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng, gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u1ee3ng hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh; truy\u1ec1n th\u00f4ng c\u00e1c th\u00f4ng tin v\u1ec1 hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh trong c\u00e1c b\u00e0i lu\u1eadn ti\u1ebfng anh v\u1ec1 th\u1ea3m h\u1ecda thi\u00ean nhi\u00ean d\u1ecbch ra ti\u1ebfng vi\u1ec7t \u0111\u1ec3 n\u00e2ng cao nh\u1eadn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi d\u00e2n.<\/p>\n\n\n\n
T\u00ecm hi\u1ec3u v\u1ec1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u<\/p>\n\n\n\n
Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang di\u1ec5n ra tr\u00ean ph\u1ea1m vi to\u00e0n c\u1ea7u, v\u01b0\u1ee3t qua c\u1ea3 c\u1ea3 gi\u1edbi h\u1ea1n c\u1ee7a m\u1ed9t qu\u1ed1c gia n\u00ean c\u1ea7n ph\u1ea3i c\u00f3 s\u1ef1 chung tay c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1 nh\u00e2n, t\u1ed5 ch\u1ee9c \u0111\u1ec3 ch\u1ed1ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. \u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c th\u00ec b\u1ea1n ph\u1ea3i n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c bi\u1ec3u hi\u1ec7u, nguy\u00ean nh\u00e2n v\u00e0 gi\u1ea3i ph\u00e1p kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n
Bi\u1ec3u hi\u1ec7n c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh t\u0103ng cao<\/p>\n\n\n\n
Bi\u1ec3u hi\u1ec7n c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu r\u00f5 r\u00e0ng nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y \u0111\u00f3 ch\u00ednh l\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao. Theo \u0111\u00e1nh gi\u00e1 m\u1edbi nh\u1ea5t c\u1ee7a chuy\u00ean vi\u00ean khoa h\u1ecdc c\u1ea5p c\u1ea3o t\u1ed5 ch\u1ee9c kh\u00ed t\u01b0\u1ee3ng th\u1ebf gi\u1edbi, nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh to\u00e0n c\u1ea7u \u0111ang tr\u00ean \u0111\u00e0 ch\u1ea1m m\u1ee9c t\u0103ng, \u00edt nh\u1ea5t t\u1eeb 1.2-1.3 \u0111\u1ed9 C.<\/p>\n\n\n\n
WMO c\u0169ng cho bi\u1ebft, giai \u0111o\u1ea1n t\u1eeb 2015-2019 nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh to\u00e0n c\u1ea7u c\u00f3 xu h\u01b0\u1edbng t\u0103ng k\u1ef7 l\u1ee5c cao h\u01a1n 0.2 \u0111\u1ed9 C so v\u1edbi giai \u0111o\u1ea1n t\u1eeb n\u0103m 2011-2015. D\u1ef1 \u0111o\u00e1n, t\u1ed1c \u0111\u1ed9 t\u0103ng nhi\u1ec7t s\u1ebd kh\u00f4ng d\u1eebng l\u1ea1i v\u00e0 Tr\u00e1i \u0110\u1ea5t s\u1ebd ti\u1ebfp t\u1ee5c t\u0103ng l\u00ean.<\/p>\n\n\n\n
H\u1ea1n h\u1ea1n xu\u1ea5t hi\u1ec7n nhi\u1ec1u n\u01a1i tr\u00ean Tr\u00e1i \u0110\u1ea5t<\/p>\n\n\n\n
Bi\u1ec3u hi\u1ec7n c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u ti\u1ebfp theo \u0111\u00f3 ch\u00ednh l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng h\u1ea1n h\u00e1n x\u1ea3y ra ng\u00e0y c\u00e0ng nhi\u1ec1u. \u0110\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 nguy hi\u1ec3m, \u0111e d\u1ecda s\u1ef1 s\u1ed1ng c\u00f2n c\u1ee7a nhi\u1ec1u lo\u00e0i sinh v\u1eadt v\u00e0 con ng\u01b0\u1eddi. T\u1eeb n\u0103m 1970, di\u1ec7n t\u00edch \u1ea3nh h\u01b0\u1edfng c\u1ee7a h\u1ea1n h\u00e1n ng\u00e0y c\u00e0ng t\u0103ng \u0111\u1eb7c bi\u1ec7t \u1edf c\u00e1c qu\u1ed1c gia khu v\u1ef1c Ch\u00e2u \u00c2u, Ch\u00e2u \u00dac v\u00e0 ph\u00eda T\u00e2y c\u1ee7a Hoa K\u1ef3,\u2026<\/p>\n\n\n\n
L\u01b0\u1ee3ng m\u01b0a t\u0103ng gi\u1ea3m th\u1ea5t th\u01b0\u1eddng<\/p>\n\n\n\n
Thay v\u00ec m\u01b0a theo quy lu\u1eadt th\u00ec m\u1ed9t s\u1ed1 m\u00f9a nh\u1ea5t \u0111\u1ecbnh trong n\u0103m xu\u1ea5t hi\u1ec7n nh\u1eefng c\u01a1n m\u01b0a tr\u00e1i m\u00f9a l\u1edbn. Th\u1ed1ng k\u00ea t\u1eeb 1900-2005, khu v\u1ef1c ph\u00eda B\u1eafc v\u0129 \u0111\u1ed9 30 \u0111\u1ed9 N l\u01b0\u1ee3ng m\u01b0a c\u00f3 xu h\u01b0\u1edbng t\u0103ng g\u00e2y l\u0169 l\u1ee5t, trong khi \u0111\u00f3 l\u01b0\u1ee3ng m\u01b0a v\u00f9ng nhi\u1ec7t \u0111\u1edbi l\u1ea1i c\u00f3 xu h\u01b0\u1edbng gi\u1ea3m khi\u1ebfn cho ngu\u1ed3n n\u01b0\u1edbc t\u01b0\u1edbi ti\u00eau ph\u1ee5c v\u1ee5 cho s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p khan hi\u1ebfm.<\/p>\n\n\n\n
M\u1ef1c n\u01b0\u1edbc bi\u1ec3n d\u00e2ng cao, axit h\u00f3a \u0111\u1ea1i d\u01b0\u01a1ng<\/p>\n\n\n\n
M\u1ef1c n\u01b0\u1edbc bi\u1ec3n d\u00e2ng cao nguy\u00ean nh\u00e2n l\u00e0 do nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao l\u00e0m b\u0103ng tan \u1edf 2 c\u1ef1c. Theo ngu\u1ed3n tin t\u1eeb NASA, d\u1ef1 \u0111o\u00e1n \u0111\u1ebfn n\u0103m 2100, m\u1ef1c n\u01b0\u1edbc c\u00f3 kh\u1ea3 n\u0103ng d\u00e2ng cao th\u00eam 0.3-1.2m.<\/p>\n\n\n\n
Ngo\u00e0i ra, s\u1ef1 ph\u00e1t th\u1ea3i kh\u00ed CO2 c\u1ee7a con ng\u01b0\u1eddi v\u00e0o t\u1ea7ng kh\u00ed quy\u1ec3n c\u0169ng khi\u1ebfn cho l\u01b0\u1ee3ng CO2 b\u1ecb h\u1ea5p th\u1ee5 b\u1edfi \u0111\u1ea1i d\u01b0\u01a1ng t\u0103ng d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng axit h\u00f3a. M\u1ed7i n\u0103m, t\u1ef7 l\u1ec7 CO2 h\u1ea5p th\u1ee5 v\u00e0o \u0111\u1ea1i d\u01b0\u01a1ng t\u0103ng g\u1ea7n 2 t\u1ef7 t\u1ea5n.<\/p>\n\n\n\n
\u0110i\u1ec3n h\u00ecnh nh\u1ea5t v\u00e0o \u0111\u1ea7u 2020, mi\u1ec1n B\u1eafc Vi\u1ec7t Nam v\u00e0o m\u00f9a \u0111\u00f4ng xu\u1ea5t hi\u1ec7n nh\u1eefng c\u01a1n m\u01b0a r\u00e0o v\u1edbi l\u01b0u l\u01b0\u1ee3ng l\u1edbn, k\u00e8m theo \u0111\u00f3 l\u00e0 t\u00ecnh tr\u1ea1ng m\u01b0a \u0111\u00e1 \u1edf m\u1ed9t s\u1ed1 t\u1ec9nh ph\u00eda B\u1eafc.<\/p>\n\n\n\n
Xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft c\u1ef1c \u0111oan<\/p>\n\n\n\n
T\u1ea7n su\u1ea5t xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft c\u1ef1c \u0111oan \u0111ang gia t\u0103ng nhanh ch\u00f3ng c\u1ea3 v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 c\u01b0\u1eddng \u0111\u1ed9. Nh\u1eefng c\u01a1n b\u00e3o c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn, m\u01b0a \u0111\u00e1, l\u1ed1c xo\u00e1y,\u2026di\u1ec5n ra li\u00ean t\u1ee5c nh\u1ea5t l\u00e0 c\u00e1c khu v\u1ef1c B\u1eafc B\u0103ng D\u01b0\u01a1ng, \u1ea4n \u0110\u1ed9 D\u01b0\u01a1ng,\u2026<\/p>\n\n\n\n
\u0110i\u1ec3n h\u00ecnh nh\u1ea5t v\u00e0o \u0111\u1ea7u 2020, mi\u1ec1n B\u1eafc Vi\u1ec7t Nam v\u00e0o m\u00f9a \u0111\u00f4ng xu\u1ea5t hi\u1ec7n nh\u1eefng c\u01a1n m\u01b0a r\u00e0o v\u1edbi l\u01b0u l\u01b0\u1ee3ng l\u1edbn, k\u00e8m theo \u0111\u00f3 l\u00e0 t\u00ecnh tr\u1ea1ng m\u01b0a \u0111\u00e1 \u1edf m\u1ed9t s\u1ed1 t\u1ec9nh ph\u00eda B\u1eafc. Th\u00eam v\u00e0o \u0111\u00f3 trong kho\u1ea3ng th\u1eddi gian th\u00e1ng 9-10\/2020, \u0111\u1ed3ng b\u00e0o mi\u1ec1n Trung g\u00e1nh ch\u1ecbu h\u00e0ng lo\u1ea1t c\u01a1n b\u00e3o kh\u00e1c nhau, b\u00e3o ch\u1ed3ng b\u00e3o khi\u1ebfn ng\u01b0\u1eddi d\u00e2n kh\u00f4ng k\u1ecbp tr\u1edf tay, m\u01b0a k\u00e9o d\u00e0i,\u2026.\u1ea3nh h\u01b0\u1edfng t\u1edbi cu\u1ed9c s\u1ed1ng sinh ho\u1ea1t v\u00e0 ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t kinh t\u1ebf c\u1ee7a ng\u01b0\u1eddi d\u00e2n.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n g\u00e2y bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u hi\u1ec7n nay<\/p>\n\n\n\n
C\u00f3 2 nguy\u00ean nh\u00e2n g\u00e2y ra bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu hi\u1ec7n nay \u0111\u00f3 l\u00e0:<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n kh\u00e1ch quan<\/p>\n\n\n\n
Do s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a t\u1ef1 nhi\u00ean nh\u01b0 hi\u1ec7n t\u01b0\u1ee3ng, ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1eb7t tr\u1eddi, Tr\u00e1i \u0110\u1ea5t thay \u0111\u1ed5i qu\u1ef9 \u0111\u1ea1o, qu\u00e1 tr\u00ecnh ki\u1ebfn t\u1ea1o n\u00fai l\u1eeda v\u00e0 c\u00e1c th\u1ec1m l\u1ee5c \u0111\u1ecba, s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a nhi\u1ec1u d\u00f2ng h\u1ea3i l\u01b0u v\u00e0 s\u1ef1 lu\u00e2n chuy\u1ec3n b\u00ean trong h\u1ec7 th\u1ed1ng kh\u00ed quy\u1ec3n.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu ti\u1ebfp theo l\u00e0 do hi\u1ec7n t\u01b0\u1ee3ng hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh, s\u1ef1 n\u00f3ng l\u00ean c\u1ee7a tr\u00e1i \u0111\u1ea5t v\u00e0 nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c.<\/p>\n\n\n\n
Nhi\u1ec1u nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ch\u1ee9ng minh \u0111\u01b0\u1ee3c m\u1ed1i quan h\u1ec7 c\u1ee7a nhi\u1ec7t \u0111\u1ed9 tr\u00e1i \u0111\u1ea5t v\u1edbi n\u1ed3ng \u0111\u1ed9 kh\u00ed CO2. H\u00e0m l\u01b0\u1ee3ng kh\u00ed CO2 trong kh\u00ed quy\u1ec3n \u0111ang t\u0103ng cao v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh, l\u00e0m cho nhi\u1ec7t \u0111\u1ed9 c\u1ee7a Tr\u00e1i \u0110\u1ea5t t\u0103ng d\u1ea7n l\u00ean.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n ch\u1ee7 quan<\/p>\n\n\n\n
Con ng\u01b0\u1eddi thay \u0111\u1ed5i m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u0111\u1ea5t, ngu\u1ed3n n\u01b0\u1edbc, s\u1ef1 gia t\u0103ng c\u1ee7a kh\u00ed th\u1ea3i c\u0169ng nh\u01b0 c\u00e1c lo\u1ea1i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb c\u00e1c ho\u1ea1t \u0111\u1ed9ng kinh t\u1ebf c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n\n\n\n
Khi ho\u1ea1t \u0111\u1ed9ng, m\u1eadt \u0111\u1ed9 kh\u00ed nh\u00e0 k\u00ednh v\u01b0\u1ee3t m\u1ee9c b\u00e1o \u0111\u1ed9ng s\u1ebd l\u00e0m cho nhi\u1ec7t \u0111\u1ed9 c\u1ee7a Tr\u00e1i \u0110\u1ea5t t\u0103ng, l\u00e0m thay \u0111\u1ed5i kh\u00ed h\u1eadu, th\u1eddi ti\u1ebft \u1edf nhi\u1ec1u v\u00f9ng tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n
H\u1eadu qu\u1ea3 c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/p>\n\n\n\n
Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111\u1ec3 l\u1ea1i nhi\u1ec1u h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 con ng\u01b0\u1eddi, c\u1ee5 th\u1ec3:<\/p>\n\n\n\n
H\u1ec7 sinh th\u00e1i b\u1ecb ph\u00e1 h\u1ee7y<\/p>\n\n\n\n
Th\u1eddi ti\u1ebft kh\u00ed h\u1eadu v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed t\u0103ng l\u00e0m thay \u0111\u1ed5i h\u1ec7 sinh th\u00e1i c\u1ee7a Tr\u00e1i \u0110\u1ea5t. Vi\u1ec7c bi\u1ebfn \u0111\u1ed5i l\u00e0m cho ngu\u1ed3n n\u01b0\u1edbc ng\u1ecdt b\u1ecb thi\u1ebfu, m\u00f4i tr\u01b0\u1eddng \u00f4 nhi\u1ec5m, n\u0103ng l\u01b0\u1ee3ng t\u1ef1 nhi\u00ean c\u1ea1n ki\u1ec7t. \u0110i\u1ec3n h\u00ecnh nh\u1ea5t \u0111\u00f3 ch\u00ednh l\u00e0 l\u00e0m thay \u0111\u1ed5i h\u1ec7 sinh th\u00e1i l\u00e0m cho san h\u00f4 b\u1ecb t\u1ea9y tr\u1eafng do n\u01b0\u1edbc bi\u1ec3n \u1ea5m l\u00ean.<\/p>\n\n\n\n
M\u1ea5t \u0111i s\u1ef1 \u0111a d\u1ea1ng sinh h\u1ecdc<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao khi\u1ebfn cho m\u1ed9t s\u1ed1 lo\u00e0i c\u00f3 nguy c\u01a1 bi\u1ebfn m\u1ea5t th\u1eadm ch\u00ed l\u00e0 tuy\u1ec7t ch\u1ee7ng. Nguy\u00ean nh\u00e2n l\u00e0 do m\u00f4i tr\u01b0\u1eddng s\u1ed1ng b\u1ecb ph\u00e1 h\u1ee7y b\u1edfi n\u1ea1n ch\u1eb7t ph\u00e1 r\u1eebng c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n\n\n\n
D\u1ecbch b\u1ec7nh<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng t\u0103ng cao, th\u1eddi ti\u1ebft c\u1ef1c \u0111oan, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi sinh v\u1eadt ph\u00e1t tri\u1ec3n nh\u01b0 chu\u1ed9t, mu\u1ed7i,\u2026\u1ea3nh h\u01b0\u1edfng t\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi tr\u00ean th\u1ebf gi\u1edbi. T\u1ed5 ch\u1ee9c y t\u1ebf th\u1ebf gi\u1edbi c\u1ea3nh b\u00e1o m\u1ed9t s\u1ed1 lo\u1ea1i b\u1ec7nh nguy hi\u1ec3m.<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao khi\u1ebfn cho m\u1ef1c n\u01b0\u1edbc bi\u1ec3n t\u0103ng l\u00ean, khi\u1ebfn cho c\u00e1c con s\u00f4ng b\u0103ng hay b\u0103ng bi\u1ec3n \u1edf m\u1ed9t s\u1ed1 n\u01a1i tr\u00ean th\u1ebf gi\u1edbi tan ch\u1ea3y, khi\u1ebfn l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ed5 ra bi\u1ec3n, \u0111\u1ea1i d\u01b0\u01a1ng t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3 s\u1ebd l\u00e0m m\u1ea5t \u0111i nhi\u1ec1u v\u00f9ng \u0111\u1ea5t, v\u00f9ng bi\u1ec3n.<\/p>\n\n\n\n
Gi\u1ea3i ph\u00e1p ng\u0103n ch\u1eb7n bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/p>\n\n\n\n
\u0110\u1ec3 gi\u1ea3m t\u00ecnh tr\u1ea1ng bi\u1ebfn \u0111\u1ed9 kh\u00ed h\u1eadu th\u00ec \u0111\u00e3 c\u00f3 nhi\u1ec1u c\u00f4ng \u01b0\u1edbc chung c\u1ee7a li\u00ean h\u1ee3p qu\u1ed1c \u0111\u01b0a ra v\u1ec1 v\u1ec1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 \u0111\u00e2y c\u0169ng l\u00e0 c\u01a1 s\u1edf ph\u00e1p l\u00fd cho c\u00e1c n\u1ed7 l\u1ef1c c\u1ee7a th\u1ebf gi\u1edbi trong s\u1ef1 ch\u1ed1ng l\u1ea1i s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a kh\u00ed h\u1eadu tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n\n\n\n
\u0110\u1ec3 \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, qu\u1ed1c gia th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 ho\u1ea1t \u0111\u1ed9ng nh\u01b0:<\/p>\n\n\n\n
H\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u t\u1eeb h\u00f3a th\u1ea1ch<\/p>\n\n\n\n
N\u00e2ng c\u1ea5p, c\u1ea3i t\u1ea1o h\u1ea1 t\u1ea7ng<\/p>\n\n\n\n
Ng\u0103n ch\u1eb7n c\u00e1c h\u00e0nh vi ch\u1eb7t ph\u00e1 r\u1eebng<\/p>\n\n\n\n
\u1ee8ng d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi trong b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, tr\u00e1i \u0111\u1ea5t<\/p>\n\n\n\n
V\u1edbi c\u00e1c th\u00f4ng tin tr\u00ean \u0111\u00e2y v\u1ec1 kh\u00e1i ni\u1ec7m hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 g\u00ec? Nguy\u00ean nh\u00e2n, t\u00e1c \u0111\u1ed9ng c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, hy v\u1ecdng s\u1ebd gi\u00fap \u00edch \u0111\u1ebfn b\u1ea1n. N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o c\u1ea7n \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p, h\u00e3y comment ph\u00eda d\u01b0\u1edbi, ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i \u0111\u00e1p b\u1ea1n nhanh ch\u00f3ng v\u00e0 mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n g\u00e2y ra t\u00ecnh tr\u1ea1ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 l\u00e0 v\u1ea5n \u0111\u1ec1 to\u00e0n c\u1ea7u hi\u1ec7n nay. Th\u1ebf nh\u01b0ng, kh\u00f4ng ph\u1ea3i ai c\u0169ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh l\u00e0 g\u00ec? Nguy\u00ean nh\u00e2n, h\u1eadu qu\u1ea3 c\u0169ng nh\u01b0 […]<\/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":[10],"tags":[],"class_list":["post-3468","post","type-post","status-publish","format-standard","hentry","category-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3468","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=3468"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3468\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=3468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=3468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=3468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}