{"id":15856,"date":"2025-09-18T07:40:50","date_gmt":"2025-09-18T07:40:50","guid":{"rendered":"https:\/\/nafosted.gov.vn\/?p=15856"},"modified":"2025-09-26T04:07:16","modified_gmt":"2025-09-26T04:07:16","slug":"be-chua-cacbon-huu-co-trong-dat-vung-dong-bang-song-hong-co-so-quan-trong-giam-sat-chat-luong-dat-va-phat-thai-khi-nha-kinh-tu-dat","status":"publish","type":"post","link":"https:\/\/nafosted.gov.vn\/be-chua-cacbon-huu-co-trong-dat-vung-dong-bang-song-hong-co-so-quan-trong-giam-sat-chat-luong-dat-va-phat-thai-khi-nha-kinh-tu-dat\/","title":{"rendered":"B\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng: C\u01a1 s\u1edf quan tr\u1ecdng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t"},"content":{"rendered":"

X\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t: C\u01a1 s\u1edf tham chi\u1ebfu bi\u1ebfn \u0111\u1ed9ng SOC trong t\u01b0\u01a1ng lai<\/em><\/strong><\/p>\n

Nh\u1eb1m \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau Net Zero n\u0103m 2050 c\u1ee7a Vi\u1ec7t Nam, \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t\u201d, m\u00e3 s\u1ed1: \u0110T\u0110L.CN-49\/21, do TS. Nguy\u1ec5n Thanh Tu\u1ea5n l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i; B\u1ea3o t\u00e0ng Thi\u00ean nhi\u00ean Vi\u1ec7t Nam, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam l\u00e0 C\u01a1 quan ch\u1ee7 tr\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb n\u0103m 2021 v\u00e0 ho\u00e0n th\u00e0nh \u0111\u1ea7u n\u0103m 2025 v\u1edbi nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi mang t\u00ednh \u0111\u1ed9t ph\u00e1.<\/p>\n

\u0110\u1ea5t v\u1eeba l\u00e0 b\u1ec3 ch\u1ee9a v\u1eeba l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t th\u1ea3i cacbon tr\u00ean c\u1ea1n, c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u. Cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t (SOC) \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00ec c\u1ee7a \u0111\u1ea5t v\u00e0 chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u (Peng-Tao v\u00e0 nnk, 2014). V\u00ec v\u1eady, SOC \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0m ch\u1ec9 th\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe \u0111\u1ea5t v\u00e0 ch\u1ec9 th\u1ecb \u0111\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t th\u1ef1c hi\u1ec7n m\u1ed9t trong c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c.<\/p>\n

\u0110\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t v\u00e0 \u0111\u00e1nh gi\u00e1 s\u1ef1 thay \u0111\u1ed5i tr\u1eef l\u01b0\u1ee3ng SOC \u1edf quy m\u00f4 v\u00f9ng c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf (baseline) tr\u1eef l\u01b0\u1ee3ng SOC hay s\u1ef1 ph\u00e2n h\u00f3a kh\u00f4ng gian tr\u1eef l\u01b0\u1ee3ng SOC tham chi\u1ebfu \u1edf c\u00e1c b\u1ec3 cacbon trong \u0111\u1ea5t, \u0111\u1eb7c bi\u1ec7t \u1edf \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p thay \u0111\u1ed5i h\u00e0ng n\u0103m. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 sau 5 n\u0103m hay 10 n\u0103m v\u00e0 h\u01a1n n\u1eefa trong t\u01b0\u01a1ng lai cho ph\u00e9p ch\u00fang ta \u0111\u00e1nh gi\u00e1 s\u1ef1 t\u0103ng hay gi\u1ea3m tr\u1eef l\u01b0\u1ee3ng SOC \u1edf c\u00e1c b\u1ec3 cacbon, cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed nh\u00e0 k\u00ednh ph\u00e1t th\u1ea3i t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p th\u00f4ng qua c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u00edn ch\u1ec9 cacbon<\/em><\/strong> t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 bi\u1ebfn \u0111\u1ed9ng SOC cho ph\u00e9p \u0111\u00e1nh gi\u00e1 s\u01a1 b\u1ed9 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m… Vi\u1ec7c gi\u00e1m s\u00e1t bi\u1ebfn \u0111\u1ed9ng tr\u1eef l\u01b0\u1ee3ng SOC hi\u1ec7u qu\u1ea3 cho ph\u00e9p x\u00e1c \u0111\u1ecbnh c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai h\u1ee3p l\u00fd, nh\u1eb1m v\u1eeba \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, v\u1eeba b\u1ea3o t\u1ed3n SOC, t\u0103ng c\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u01b0u tr\u1eef cacbon trong \u0111\u1ea5t t\u1eeb kh\u00ed quy\u1ec3n.<\/p>\n

V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) bao g\u1ed3m 11 t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c Trung \u01b0\u01a1ng (H\u00e0 N\u1ed9i, Qu\u1ea3ng Ninh, H\u1ea3i Ph\u00f2ng, B\u1eafc Ninh, H\u01b0ng Y\u00ean, H\u1ea3i D\u01b0\u01a1ng, V\u0129nh Ph\u00fac, H\u00e0 Nam, Th\u00e1i B\u00ecnh, Nam \u0110\u1ecbnh, Ninh B\u00ecnh), \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong c\u00e1c v\u1ef1a l\u00faa c\u1ee7a Vi\u1ec7t Nam. V\u00f9ng \u0110BSH \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a B\u0110KH v\u00e0 n\u01b0\u1edbc bi\u1ec3n d\u00e2ng; trong \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u00e2n sinh tr\u00ean \u0111\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem l\u00e0 l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u1ea5t. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 ch\u1ee9a cacbon trong \u0111\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t.<\/p>\n

Nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi c\u1ee7a \u0111\u1ec1 t\u00e0i<\/em><\/strong><\/p>\n

V\u1ec1 khoa h\u1ecdc, \u1edf quy m\u00f4 \u0111i\u1ec3m, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc trong ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ed5, l\u1eadp m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n chia t\u1eadp d\u1eef li\u1ec7u m\u1eabu. \u1ede quy m\u00f4 v\u00f9ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng m\u00f4 h\u00ecnh tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), d\u1eef li\u1ec7u vi\u1ec5n th\u00e1m v\u00e0 m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u1eb5n c\u00f3 kh\u00e1c \u01b0\u1edbc t\u00ednh s\u1ef1 ph\u00e2n b\u1ed1 h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm \u1edf v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam. C\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t c\u00f3 th\u1ec3 m\u1edf ra h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng m\u1edbi. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 c\u00f3 ho\u1ea1t t\u00ednh cao trong ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng nghi\u00ean c\u1ee9u.<\/p>\n

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<\/a><\/a>H\u00ecnh 1. Minh h\u1ecda d\u1eef li\u1ec7u ph\u1ed5 th\u00f4 c\u1ee7a 10 m\u1eabu \u0111\u1ea5t v\u00e0 k\u1ebft qu\u1ea3 ti\u1ec1n x\u1eed l\u00fd ph\u1ed5 c\u1ee7a 15 ph\u01b0\u01a1ng ph\u00e1p, h\u00e0m l\u01b0\u1ee3ng SOC (%) \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n theo m\u00e0u<\/em><\/p>\n

V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 SOC cho c\u00e1c lo\u1ea1i \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p ch\u00ednh v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf tr\u1eef l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 1 m cho c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh ph\u1ee5c v\u1ee5 vi\u1ec7c gi\u00e1m s\u00e1t tr\u1eef l\u01b0\u1ee3ng SOC, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m t\u1ed5ng s\u1ed1. Nhi\u1ec7m v\u1ee5 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, tr\u00ean c\u01a1 s\u1edf \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm. \u0110\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t 03 nh\u00f3m gi\u1ea3i ph\u00e1p n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. 3 nh\u00f3m gi\u1ea3i ph\u00e1p: (1) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 ch\u00ednh s\u00e1ch, (2) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c th\u1ef1c hi\u1ec7n, (3) Nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 cho v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng. H\u01a1n n\u1eefa, 02 ch\u1ee7ng vi khu\u1ea9n, 02 ch\u1ee7ng n\u1ea5m c\u00f3 ho\u1ea1t t\u00ednh cao c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00e1c ch\u1ebf ph\u1ea9m sinh h\u1ecdc nh\u1eb1m n\u00e2ng cao qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y ph\u1ee5 ph\u1ea9m \u0111\u1ec3 l\u1ea1i \u0111\u1ed3ng ru\u1ed9ng sau thu ho\u1ea1ch.<\/p>\n

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<\/a><\/a>H\u00ecnh 2. B\u1ec3 cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng n\u0103m 2022<\/em><\/p>\n

 <\/p>\n

Nh\u1eefng \u0111\u00f3ng g\u00f3p v\u1ec1 kinh t\u1ebf v\u00e0 x\u00e3 h\u1ed9i c\u1ee7a \u0111\u1ec1 t\u00e0i<\/em><\/strong><\/p>\n

\u0110\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm, t\u1ea7ng \u0111\u00f3ng vai tr\u00f2 ch\u1ee7 y\u1ebfu c\u1ed1 \u0111\u1ecbnh cacbon. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00edn ch\u1ec9 cacbon<\/em><\/strong> ti\u1ec1m n\u0103ng cho \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng khi \u00e1p d\u1ee5ng nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. C\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 h\u01b0\u1edbng \u0111\u1ebfn duy tr\u00ec, m\u1edf r\u1ed9ng c\u00e1c m\u00f4 h\u00ecnh \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng nh\u01b0 n\u00f4ng nghi\u1ec7p h\u1eefu c\u01a1, n\u00f4ng nghi\u1ec7p tu\u1ea7n ho\u00e0n, n\u00f4ng nghi\u1ec7p xanh, n\u00f4ng nghi\u1ec7p th\u00f4ng minh v\u1edbi kh\u00ed h\u1eadu, n\u00f4ng nghi\u1ec7p thu\u1eadn thi\u00ean theo l\u1ed9 tr\u00ecnh c\u1ee5 th\u1ec3. H\u01a1n n\u1eefa, x\u00e2y d\u1ef1ng l\u1ed9 tr\u00ecnh th\u1eed nghi\u1ec7m, \u0111\u00e1nh gi\u00e1 tr\u00ean quy m\u00f4 \u0111\u1ed3ng ru\u1ed9ng, \u0111\u1ed3ng th\u1eddi x\u00e2y d\u1ef1ng l\u1ed9 tr\u00ecnh tri\u1ec3n khai tr\u00ean quy m\u00f4 r\u1ed9ng h\u01a1n c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt h\u00e0i h\u00f2a n\u00e2ng cao cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m thi\u1ec3u ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh, \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t cho t\u1eebng h\u1ec7 th\u1ed1ng canh t\u00e1c l\u00faa n\u01b0\u1edbc, canh t\u00e1c c\u1ea1n cho c\u00e2y tr\u1ed3ng h\u00e0ng n\u0103m kh\u00e1c, c\u00e2y \u0103n qu\u1ea3, tr\u1ed3ng c\u1ecf. Khi th\u1ecb tr\u01b0\u1eddng t\u00edn ch\u1ec9 cacbon<\/em><\/strong> c\u1ee7a n\u01b0\u1edbc ta \u0111i v\u00e0o ho\u1ea1t \u0111\u1ed9ng, c\u00e1c k\u1ebft qu\u1ea3 n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00e2n, t\u1ed5 ch\u1ee9c, doanh nghi\u1ec7p li\u00ean quan \u0111\u1ebfn s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng tham gia, h\u01b0\u1edfng l\u1ee3i t\u1eeb c\u00e1c t\u00edn ch\u1ec9 cacbon<\/em><\/strong> \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb ho\u1ea1t \u0111\u1ed9ng canh t\u00e1c \u0111\u1ea5t n\u00f4ng nghi\u1ec7p. Xa h\u01a1n, k\u1ebft qu\u1ea3 n\u00e0y g\u00f3p ph\u1ea7n th\u1ef1c hi\u1ec7n m\u1ee5c ti\u00eau Net Zero v\u00e0o n\u0103m 2050 c\u1ee7a qu\u1ed1c gia v\u00e0 qu\u1ed1c t\u1ebf c\u1ee7a l\u0129nh v\u1ef1c s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p.<\/p>\n

\u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t gi\u00fap ti\u1ebft ki\u1ec7m kinh ph\u00ed, th\u1eddi gian v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng do c\u00f3 th\u1ec3 \u0111o t\u00ednh \u0111\u1ed3ng th\u1eddi nhi\u1ec1u t\u00ednh ch\u1ea5t \u0111\u1ea5t, gi\u1ea3m t\u1ed1i \u0111a vi\u1ec7c s\u1eed d\u1ee5ng h\u00f3a ch\u1ea5t trong ph\u00e2n t\u00edch m\u1eabu \u0111\u1ea5t, gi\u1ea3m t\u00e1c \u0111\u1ed9ng \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng. Vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c ph\u00e1t tri\u1ec3n ch\u1ebf ph\u1ea9m vi sinh d\u1ef1a v\u00e0o ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ec1 t\u00e0i ph\u00e2n l\u1eadp c\u00f3 th\u1ec3 m\u1edf ra nh\u1eefng c\u01a1 h\u1ed9i m\u1edbi cho ph\u00e1t tri\u1ec3n kinh t\u1ebf, x\u00e3 h\u1ed9i, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/p>\n

K\u1ebft lu\u1eadn<\/em><\/strong><\/p>\n

\u0110\u1ec1 t\u00e0i cung c\u1ea5p c\u01a1 s\u1edf n\u1ec1n t\u1ea3ng cho c\u01a1 quan qu\u1ea3n l\u00fd, c\u01a1 quan c\u00f3 th\u1ea9m quy\u1ec1n v\u1ec1 ph\u00e2n b\u1ed1 c\u00e1c b\u1ec3 SOC \u1edf \u0111\u1ea5t canh t\u00e1c v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, \u0111\u01b0\u1eddng c\u01a1 s\u1edf v\u1ec1 tr\u1eef l\u01b0\u1ee3ng, h\u00e0m l\u01b0\u1ee3ng SOC c\u1ee7a c\u00e1c b\u1ec3 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm v\u00e0 0 \u2013 1 m. \u0110\u00e2y l\u00e0 c\u0103n c\u1ee9 \u0111\u1ec3 c\u01a1 quan c\u00f3 th\u1ea9m quy\u1ec1n x\u00e1c \u0111\u1ecbnh t\u00edn ch\u1ec9 cacbon<\/em><\/strong> trong t\u01b0\u01a1ng lai c\u1ee7a \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, x\u00e1c \u0111\u1ecbnh nh\u1eefng \u0111\u00f3ng g\u00f3p c\u1ee7a ng\u00e0nh n\u00f4ng nghi\u1ec7p trong gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh trong t\u01b0\u01a1ng l\u1ea1i m\u1ed9t c\u00e1ch \u0111\u1ea7y \u0111\u1ee7 v\u00e0 to\u00e0n di\u1ec7n.<\/p>\n

K\u1ebft qu\u1ea3 c\u1ee7a \u0111\u1ec1 t\u00e0i c\u0169ng cung c\u1ea5p c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c ho\u00e0n thi\u1ec7n c\u01a1 ch\u1ebf, ch\u00ednh s\u00e1ch li\u00ean quan \u0111\u1ebfn ph\u00e1t tri\u1ec3n n\u00f4ng nghi\u1ec7p h\u1eefu c\u01a1, n\u00f4ng nghi\u1ec7p xanh, n\u00f4ng nghi\u1ec7p tu\u1ea7n ho\u00e0n, n\u00f4ng nghi\u1ec7p th\u00f4ng m\u00ecnh v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, th\u1ecb tr\u01b0\u1eddng t\u00edn ch\u1ec9 cacbon, c\u01a1 ch\u1ebf, ch\u00ednh s\u00e1ch \u01b0u \u0111\u00e3i v\u1ec1 ph\u00e2n b\u00f3n, c\u00f4ng ngh\u1ec7 ph\u00e1t gi\u1ea3m ph\u00e1t th\u1ea3i, n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng SOC.<\/p>\n

Ngu\u1ed3n: Ph\u00f2ng Qu\u1ea3n l\u00fd nhi\u1ec7m v\u1ee5 H\u1ee3p t\u00e1c qu\u1ed1c t\u1ebf<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

X\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t: C\u01a1 s\u1edf tham chi\u1ebfu bi\u1ebfn \u0111\u1ed9ng SOC trong t\u01b0\u01a1ng lai Nh\u1eb1m \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau Net Zero n\u0103m 2050 c\u1ee7a Vi\u1ec7t Nam, \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t\u201d, m\u00e3 s\u1ed1: \u0110T\u0110L.CN-49\/21, do TS. Nguy\u1ec5n Thanh Tu\u1ea5n l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i; B\u1ea3o t\u00e0ng Thi\u00ean nhi\u00ean Vi\u1ec7t Nam, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam l\u00e0 C\u01a1 quan ch\u1ee7 tr\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb n\u0103m 2021 v\u00e0 ho\u00e0n th\u00e0nh \u0111\u1ea7u n\u0103m 2025 v\u1edbi nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi mang t\u00ednh \u0111\u1ed9t ph\u00e1. \u0110\u1ea5t v\u1eeba l\u00e0 b\u1ec3 ch\u1ee9a v\u1eeba l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t th\u1ea3i cacbon tr\u00ean c\u1ea1n, c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u. Cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t (SOC) \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00ec c\u1ee7a \u0111\u1ea5t v\u00e0 chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u (Peng-Tao v\u00e0 nnk, 2014). V\u00ec v\u1eady, SOC \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0m ch\u1ec9 th\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe \u0111\u1ea5t v\u00e0 ch\u1ec9 th\u1ecb \u0111\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t th\u1ef1c hi\u1ec7n m\u1ed9t trong c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c. \u0110\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t v\u00e0 \u0111\u00e1nh gi\u00e1 s\u1ef1 thay \u0111\u1ed5i tr\u1eef l\u01b0\u1ee3ng SOC \u1edf quy m\u00f4 v\u00f9ng c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf (baseline) tr\u1eef l\u01b0\u1ee3ng SOC hay s\u1ef1 ph\u00e2n h\u00f3a kh\u00f4ng gian tr\u1eef l\u01b0\u1ee3ng SOC tham chi\u1ebfu \u1edf c\u00e1c b\u1ec3 cacbon trong \u0111\u1ea5t, \u0111\u1eb7c bi\u1ec7t \u1edf \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p thay \u0111\u1ed5i h\u00e0ng n\u0103m. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 sau 5 n\u0103m hay 10 n\u0103m v\u00e0 h\u01a1n n\u1eefa trong t\u01b0\u01a1ng lai cho ph\u00e9p ch\u00fang ta \u0111\u00e1nh gi\u00e1 s\u1ef1 t\u0103ng hay gi\u1ea3m tr\u1eef l\u01b0\u1ee3ng SOC \u1edf c\u00e1c b\u1ec3 cacbon, cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed nh\u00e0 k\u00ednh ph\u00e1t th\u1ea3i t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p th\u00f4ng qua c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u00edn ch\u1ec9 cacbon t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 bi\u1ebfn \u0111\u1ed9ng SOC cho ph\u00e9p \u0111\u00e1nh gi\u00e1 s\u01a1 b\u1ed9 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m… Vi\u1ec7c gi\u00e1m s\u00e1t bi\u1ebfn \u0111\u1ed9ng tr\u1eef l\u01b0\u1ee3ng SOC hi\u1ec7u qu\u1ea3 cho ph\u00e9p x\u00e1c \u0111\u1ecbnh c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai h\u1ee3p l\u00fd, nh\u1eb1m v\u1eeba \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, v\u1eeba b\u1ea3o t\u1ed3n SOC, t\u0103ng c\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u01b0u tr\u1eef cacbon trong \u0111\u1ea5t t\u1eeb kh\u00ed quy\u1ec3n. V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) bao g\u1ed3m 11 t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c Trung \u01b0\u01a1ng (H\u00e0 N\u1ed9i, Qu\u1ea3ng Ninh, H\u1ea3i Ph\u00f2ng, B\u1eafc Ninh, H\u01b0ng Y\u00ean, H\u1ea3i D\u01b0\u01a1ng, V\u0129nh Ph\u00fac, H\u00e0 Nam, Th\u00e1i B\u00ecnh, Nam \u0110\u1ecbnh, Ninh B\u00ecnh), \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong c\u00e1c v\u1ef1a l\u00faa c\u1ee7a Vi\u1ec7t Nam. V\u00f9ng \u0110BSH \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a B\u0110KH v\u00e0 n\u01b0\u1edbc bi\u1ec3n d\u00e2ng; trong \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u00e2n sinh tr\u00ean \u0111\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem l\u00e0 l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u1ea5t. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 ch\u1ee9a cacbon trong \u0111\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t. Nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi c\u1ee7a \u0111\u1ec1 t\u00e0i V\u1ec1 khoa h\u1ecdc, \u1edf quy m\u00f4 \u0111i\u1ec3m, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc trong ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ed5, l\u1eadp m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n chia t\u1eadp d\u1eef li\u1ec7u m\u1eabu. \u1ede quy m\u00f4 v\u00f9ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng m\u00f4 h\u00ecnh tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), d\u1eef li\u1ec7u vi\u1ec5n th\u00e1m v\u00e0 m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u1eb5n c\u00f3 kh\u00e1c \u01b0\u1edbc t\u00ednh s\u1ef1 ph\u00e2n b\u1ed1 h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm \u1edf v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam. C\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t c\u00f3 th\u1ec3 m\u1edf ra h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng m\u1edbi. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 c\u00f3 ho\u1ea1t t\u00ednh cao trong ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng nghi\u00ean c\u1ee9u. H\u00ecnh 1. Minh h\u1ecda d\u1eef li\u1ec7u ph\u1ed5 th\u00f4 c\u1ee7a 10 m\u1eabu \u0111\u1ea5t v\u00e0 k\u1ebft qu\u1ea3 ti\u1ec1n x\u1eed l\u00fd ph\u1ed5 c\u1ee7a 15 ph\u01b0\u01a1ng ph\u00e1p, h\u00e0m l\u01b0\u1ee3ng SOC (%) \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n theo m\u00e0u V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 SOC cho c\u00e1c lo\u1ea1i \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p ch\u00ednh v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf tr\u1eef l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 1 m cho c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh ph\u1ee5c v\u1ee5 vi\u1ec7c gi\u00e1m s\u00e1t tr\u1eef l\u01b0\u1ee3ng SOC, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m t\u1ed5ng s\u1ed1. Nhi\u1ec7m v\u1ee5 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, tr\u00ean c\u01a1 s\u1edf \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm. \u0110\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t 03 nh\u00f3m gi\u1ea3i ph\u00e1p n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. 3 nh\u00f3m gi\u1ea3i ph\u00e1p: (1) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 ch\u00ednh s\u00e1ch, (2) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c th\u1ef1c hi\u1ec7n, (3) Nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 cho v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng. H\u01a1n n\u1eefa, 02 ch\u1ee7ng vi 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\u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t: C\u01a1 s\u1edf tham chi\u1ebfu bi\u1ebfn \u0111\u1ed9ng SOC trong t\u01b0\u01a1ng lai Nh\u1eb1m \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau Net Zero n\u0103m 2050 c\u1ee7a Vi\u1ec7t Nam, \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t\u201d, m\u00e3 s\u1ed1: \u0110T\u0110L.CN-49\/21, do TS. Nguy\u1ec5n Thanh Tu\u1ea5n l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i; B\u1ea3o t\u00e0ng Thi\u00ean nhi\u00ean Vi\u1ec7t Nam, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam l\u00e0 C\u01a1 quan ch\u1ee7 tr\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb n\u0103m 2021 v\u00e0 ho\u00e0n th\u00e0nh \u0111\u1ea7u n\u0103m 2025 v\u1edbi nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi mang t\u00ednh \u0111\u1ed9t ph\u00e1. \u0110\u1ea5t v\u1eeba l\u00e0 b\u1ec3 ch\u1ee9a v\u1eeba l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t th\u1ea3i cacbon tr\u00ean c\u1ea1n, c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u. Cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t (SOC) \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00ec c\u1ee7a \u0111\u1ea5t v\u00e0 chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u (Peng-Tao v\u00e0 nnk, 2014). V\u00ec v\u1eady, SOC \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0m ch\u1ec9 th\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe \u0111\u1ea5t v\u00e0 ch\u1ec9 th\u1ecb \u0111\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t th\u1ef1c hi\u1ec7n m\u1ed9t trong c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c. \u0110\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t v\u00e0 \u0111\u00e1nh gi\u00e1 s\u1ef1 thay \u0111\u1ed5i tr\u1eef l\u01b0\u1ee3ng SOC \u1edf quy m\u00f4 v\u00f9ng c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf (baseline) tr\u1eef l\u01b0\u1ee3ng SOC hay s\u1ef1 ph\u00e2n h\u00f3a kh\u00f4ng gian tr\u1eef l\u01b0\u1ee3ng SOC tham chi\u1ebfu \u1edf c\u00e1c b\u1ec3 cacbon trong \u0111\u1ea5t, \u0111\u1eb7c bi\u1ec7t \u1edf \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p thay \u0111\u1ed5i h\u00e0ng n\u0103m. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 sau 5 n\u0103m hay 10 n\u0103m v\u00e0 h\u01a1n n\u1eefa trong t\u01b0\u01a1ng lai cho ph\u00e9p ch\u00fang ta \u0111\u00e1nh gi\u00e1 s\u1ef1 t\u0103ng hay gi\u1ea3m tr\u1eef l\u01b0\u1ee3ng SOC \u1edf c\u00e1c b\u1ec3 cacbon, cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed nh\u00e0 k\u00ednh ph\u00e1t th\u1ea3i t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p th\u00f4ng qua c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u00edn ch\u1ec9 cacbon t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 bi\u1ebfn \u0111\u1ed9ng SOC cho ph\u00e9p \u0111\u00e1nh gi\u00e1 s\u01a1 b\u1ed9 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m… Vi\u1ec7c gi\u00e1m s\u00e1t bi\u1ebfn \u0111\u1ed9ng tr\u1eef l\u01b0\u1ee3ng SOC hi\u1ec7u qu\u1ea3 cho ph\u00e9p x\u00e1c \u0111\u1ecbnh c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai h\u1ee3p l\u00fd, nh\u1eb1m v\u1eeba \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, v\u1eeba b\u1ea3o t\u1ed3n SOC, t\u0103ng c\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u01b0u tr\u1eef cacbon trong \u0111\u1ea5t t\u1eeb kh\u00ed quy\u1ec3n. V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) bao g\u1ed3m 11 t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c Trung \u01b0\u01a1ng (H\u00e0 N\u1ed9i, Qu\u1ea3ng Ninh, H\u1ea3i Ph\u00f2ng, B\u1eafc Ninh, H\u01b0ng Y\u00ean, H\u1ea3i D\u01b0\u01a1ng, V\u0129nh Ph\u00fac, H\u00e0 Nam, Th\u00e1i B\u00ecnh, Nam \u0110\u1ecbnh, Ninh B\u00ecnh), \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong c\u00e1c v\u1ef1a l\u00faa c\u1ee7a Vi\u1ec7t Nam. V\u00f9ng \u0110BSH \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a B\u0110KH v\u00e0 n\u01b0\u1edbc bi\u1ec3n d\u00e2ng; trong \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u00e2n sinh tr\u00ean \u0111\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem l\u00e0 l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u1ea5t. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 ch\u1ee9a cacbon trong \u0111\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t. Nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi c\u1ee7a \u0111\u1ec1 t\u00e0i V\u1ec1 khoa h\u1ecdc, \u1edf quy m\u00f4 \u0111i\u1ec3m, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc trong ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ed5, l\u1eadp m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n chia t\u1eadp d\u1eef li\u1ec7u m\u1eabu. \u1ede quy m\u00f4 v\u00f9ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng m\u00f4 h\u00ecnh tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), d\u1eef li\u1ec7u vi\u1ec5n th\u00e1m v\u00e0 m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u1eb5n c\u00f3 kh\u00e1c \u01b0\u1edbc t\u00ednh s\u1ef1 ph\u00e2n b\u1ed1 h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm \u1edf v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam. C\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t c\u00f3 th\u1ec3 m\u1edf ra h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng m\u1edbi. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 c\u00f3 ho\u1ea1t t\u00ednh cao trong ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng nghi\u00ean c\u1ee9u. H\u00ecnh 1. Minh h\u1ecda d\u1eef li\u1ec7u ph\u1ed5 th\u00f4 c\u1ee7a 10 m\u1eabu \u0111\u1ea5t v\u00e0 k\u1ebft qu\u1ea3 ti\u1ec1n x\u1eed l\u00fd ph\u1ed5 c\u1ee7a 15 ph\u01b0\u01a1ng ph\u00e1p, h\u00e0m l\u01b0\u1ee3ng SOC (%) \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n theo m\u00e0u V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 SOC cho c\u00e1c lo\u1ea1i \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p ch\u00ednh v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf tr\u1eef l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 1 m cho c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh ph\u1ee5c v\u1ee5 vi\u1ec7c gi\u00e1m s\u00e1t tr\u1eef l\u01b0\u1ee3ng SOC, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m t\u1ed5ng s\u1ed1. Nhi\u1ec7m v\u1ee5 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, tr\u00ean c\u01a1 s\u1edf \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm. \u0110\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t 03 nh\u00f3m gi\u1ea3i ph\u00e1p n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. 3 nh\u00f3m gi\u1ea3i ph\u00e1p: (1) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 ch\u00ednh s\u00e1ch, (2) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c th\u1ef1c hi\u1ec7n, (3) Nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 cho v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng. H\u01a1n n\u1eefa, 02 ch\u1ee7ng vi khu\u1ea9n,","magazineBlocksPostCategories":["K\u1ebft qu\u1ea3 t\u00e0i tr\u1ee3 n\u1ed5i b\u1eadt"],"magazineBlocksPostViewCount":4384,"magazineBlocksPostReadTime":15,"magazine_blocks_featured_image_url":{"full":["https:\/\/nafosted.gov.vn\/wp-content\/uploads\/2025\/09\/anh-23.jpg",586,574,false],"medium":["https:\/\/nafosted.gov.vn\/wp-content\/uploads\/2025\/09\/anh-23-388x380.jpg",388,380,true],"thumbnail":["https:\/\/nafosted.gov.vn\/wp-content\/uploads\/2025\/09\/anh-23-278x190.jpg",278,190,true]},"magazine_blocks_author":{"display_name":"admin","author_link":"https:\/\/nafosted.gov.vn\/author\/admin\/"},"magazine_blocks_comment":32,"magazine_blocks_author_image":"https:\/\/secure.gravatar.com\/avatar\/01be2b7eaa21fe4e25b709d19349c0fb?s=96&d=mm&r=g","magazine_blocks_category":"K\u1ebft qu\u1ea3 t\u00e0i tr\u1ee3 n\u1ed5i b\u1eadt<\/a>","yoast_head":"\r\nB\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng: C\u01a1 s\u1edf quan tr\u1ecdng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t - Qu\u1ef9 Ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 Qu\u1ed1c gia<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"https:\/\/nafosted.gov.vn\/be-chua-cacbon-huu-co-trong-dat-vung-dong-bang-song-hong-co-so-quan-trong-giam-sat-chat-luong-dat-va-phat-thai-khi-nha-kinh-tu-dat\/\" \/>\r\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"B\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng: C\u01a1 s\u1edf quan tr\u1ecdng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t - Qu\u1ef9 Ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 Qu\u1ed1c gia\" \/>\r\n<meta property=\"og:description\" content=\"X\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t: C\u01a1 s\u1edf tham chi\u1ebfu bi\u1ebfn \u0111\u1ed9ng SOC trong t\u01b0\u01a1ng lai Nh\u1eb1m \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau Net Zero n\u0103m 2050 c\u1ee7a Vi\u1ec7t Nam, \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t\u201d, m\u00e3 s\u1ed1: \u0110T\u0110L.CN-49\/21, do TS. Nguy\u1ec5n Thanh Tu\u1ea5n l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i; B\u1ea3o t\u00e0ng Thi\u00ean nhi\u00ean Vi\u1ec7t Nam, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam l\u00e0 C\u01a1 quan ch\u1ee7 tr\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb n\u0103m 2021 v\u00e0 ho\u00e0n th\u00e0nh \u0111\u1ea7u n\u0103m 2025 v\u1edbi nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi mang t\u00ednh \u0111\u1ed9t ph\u00e1. \u0110\u1ea5t v\u1eeba l\u00e0 b\u1ec3 ch\u1ee9a v\u1eeba l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t th\u1ea3i cacbon tr\u00ean c\u1ea1n, c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u. Cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t (SOC) \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00ec c\u1ee7a \u0111\u1ea5t v\u00e0 chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u (Peng-Tao v\u00e0 nnk, 2014). V\u00ec v\u1eady, SOC \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0m ch\u1ec9 th\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe \u0111\u1ea5t v\u00e0 ch\u1ec9 th\u1ecb \u0111\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t th\u1ef1c hi\u1ec7n m\u1ed9t trong c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c. \u0110\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t v\u00e0 \u0111\u00e1nh gi\u00e1 s\u1ef1 thay \u0111\u1ed5i tr\u1eef l\u01b0\u1ee3ng SOC \u1edf quy m\u00f4 v\u00f9ng c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf (baseline) tr\u1eef l\u01b0\u1ee3ng SOC hay s\u1ef1 ph\u00e2n h\u00f3a kh\u00f4ng gian tr\u1eef l\u01b0\u1ee3ng SOC tham chi\u1ebfu \u1edf c\u00e1c b\u1ec3 cacbon trong \u0111\u1ea5t, \u0111\u1eb7c bi\u1ec7t \u1edf \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p thay \u0111\u1ed5i h\u00e0ng n\u0103m. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 sau 5 n\u0103m hay 10 n\u0103m v\u00e0 h\u01a1n n\u1eefa trong t\u01b0\u01a1ng lai cho ph\u00e9p ch\u00fang ta \u0111\u00e1nh gi\u00e1 s\u1ef1 t\u0103ng hay gi\u1ea3m tr\u1eef l\u01b0\u1ee3ng SOC \u1edf c\u00e1c b\u1ec3 cacbon, cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed nh\u00e0 k\u00ednh ph\u00e1t th\u1ea3i t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p th\u00f4ng qua c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u00edn ch\u1ec9 cacbon t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 bi\u1ebfn \u0111\u1ed9ng SOC cho ph\u00e9p \u0111\u00e1nh gi\u00e1 s\u01a1 b\u1ed9 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m… Vi\u1ec7c gi\u00e1m s\u00e1t bi\u1ebfn \u0111\u1ed9ng tr\u1eef l\u01b0\u1ee3ng SOC hi\u1ec7u qu\u1ea3 cho ph\u00e9p x\u00e1c \u0111\u1ecbnh c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai h\u1ee3p l\u00fd, nh\u1eb1m v\u1eeba \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, v\u1eeba b\u1ea3o t\u1ed3n SOC, t\u0103ng c\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u01b0u tr\u1eef cacbon trong \u0111\u1ea5t t\u1eeb kh\u00ed quy\u1ec3n. V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) bao g\u1ed3m 11 t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c Trung \u01b0\u01a1ng (H\u00e0 N\u1ed9i, Qu\u1ea3ng Ninh, H\u1ea3i Ph\u00f2ng, B\u1eafc Ninh, H\u01b0ng Y\u00ean, H\u1ea3i D\u01b0\u01a1ng, V\u0129nh Ph\u00fac, H\u00e0 Nam, Th\u00e1i B\u00ecnh, Nam \u0110\u1ecbnh, Ninh B\u00ecnh), \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong c\u00e1c v\u1ef1a l\u00faa c\u1ee7a Vi\u1ec7t Nam. V\u00f9ng \u0110BSH \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a B\u0110KH v\u00e0 n\u01b0\u1edbc bi\u1ec3n d\u00e2ng; trong \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u00e2n sinh tr\u00ean \u0111\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem l\u00e0 l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u1ea5t. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 ch\u1ee9a cacbon trong \u0111\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t. Nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi c\u1ee7a \u0111\u1ec1 t\u00e0i V\u1ec1 khoa h\u1ecdc, \u1edf quy m\u00f4 \u0111i\u1ec3m, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc trong ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ed5, l\u1eadp m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n chia t\u1eadp d\u1eef li\u1ec7u m\u1eabu. \u1ede quy m\u00f4 v\u00f9ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng m\u00f4 h\u00ecnh tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), d\u1eef li\u1ec7u vi\u1ec5n th\u00e1m v\u00e0 m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u1eb5n c\u00f3 kh\u00e1c \u01b0\u1edbc t\u00ednh s\u1ef1 ph\u00e2n b\u1ed1 h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm \u1edf v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam. C\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t c\u00f3 th\u1ec3 m\u1edf ra h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng m\u1edbi. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 c\u00f3 ho\u1ea1t t\u00ednh cao trong ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng nghi\u00ean c\u1ee9u. H\u00ecnh 1. Minh h\u1ecda d\u1eef li\u1ec7u ph\u1ed5 th\u00f4 c\u1ee7a 10 m\u1eabu \u0111\u1ea5t v\u00e0 k\u1ebft qu\u1ea3 ti\u1ec1n x\u1eed l\u00fd ph\u1ed5 c\u1ee7a 15 ph\u01b0\u01a1ng ph\u00e1p, h\u00e0m l\u01b0\u1ee3ng SOC (%) \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n theo m\u00e0u V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 SOC cho c\u00e1c lo\u1ea1i \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p ch\u00ednh v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf tr\u1eef l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 1 m cho c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh ph\u1ee5c v\u1ee5 vi\u1ec7c gi\u00e1m s\u00e1t tr\u1eef l\u01b0\u1ee3ng SOC, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m t\u1ed5ng s\u1ed1. Nhi\u1ec7m v\u1ee5 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, tr\u00ean c\u01a1 s\u1edf \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm. \u0110\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t 03 nh\u00f3m gi\u1ea3i ph\u00e1p n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. 3 nh\u00f3m gi\u1ea3i ph\u00e1p: (1) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 ch\u00ednh s\u00e1ch, (2) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c th\u1ef1c hi\u1ec7n, (3) Nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 cho v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng. 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Qu\u1ef9 Ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 Qu\u1ed1c gia","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/nafosted.gov.vn\/be-chua-cacbon-huu-co-trong-dat-vung-dong-bang-song-hong-co-so-quan-trong-giam-sat-chat-luong-dat-va-phat-thai-khi-nha-kinh-tu-dat\/","og_locale":"vi_VN","og_type":"article","og_title":"B\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng: C\u01a1 s\u1edf quan tr\u1ecdng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t - Qu\u1ef9 Ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 Qu\u1ed1c gia","og_description":"X\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t: C\u01a1 s\u1edf tham chi\u1ebfu bi\u1ebfn \u0111\u1ed9ng SOC trong t\u01b0\u01a1ng lai Nh\u1eb1m \u1ee9ng ph\u00f3 v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau Net Zero n\u0103m 2050 c\u1ee7a Vi\u1ec7t Nam, \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh b\u1ec3 ch\u1ee9a cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng ph\u1ee5c v\u1ee5 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t\u201d, m\u00e3 s\u1ed1: \u0110T\u0110L.CN-49\/21, do TS. Nguy\u1ec5n Thanh Tu\u1ea5n l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i; B\u1ea3o t\u00e0ng Thi\u00ean nhi\u00ean Vi\u1ec7t Nam, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam l\u00e0 C\u01a1 quan ch\u1ee7 tr\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb n\u0103m 2021 v\u00e0 ho\u00e0n th\u00e0nh \u0111\u1ea7u n\u0103m 2025 v\u1edbi nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi mang t\u00ednh \u0111\u1ed9t ph\u00e1. \u0110\u1ea5t v\u1eeba l\u00e0 b\u1ec3 ch\u1ee9a v\u1eeba l\u00e0 m\u1ed9t ngu\u1ed3n ph\u00e1t th\u1ea3i cacbon tr\u00ean c\u1ea1n, c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u. Cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t (SOC) \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ph\u00ec c\u1ee7a \u0111\u1ea5t v\u00e0 chu tr\u00ecnh cacbon to\u00e0n c\u1ea7u (Peng-Tao v\u00e0 nnk, 2014). V\u00ec v\u1eady, SOC \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0m ch\u1ec9 th\u1ecb \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe \u0111\u1ea5t v\u00e0 ch\u1ec9 th\u1ecb \u0111\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t th\u1ef1c hi\u1ec7n m\u1ed9t trong c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a Li\u00ean H\u1ee3p Qu\u1ed1c. \u0110\u1ec3 theo d\u00f5i, gi\u00e1m s\u00e1t v\u00e0 \u0111\u00e1nh gi\u00e1 s\u1ef1 thay \u0111\u1ed5i tr\u1eef l\u01b0\u1ee3ng SOC \u1edf quy m\u00f4 v\u00f9ng c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf (baseline) tr\u1eef l\u01b0\u1ee3ng SOC hay s\u1ef1 ph\u00e2n h\u00f3a kh\u00f4ng gian tr\u1eef l\u01b0\u1ee3ng SOC tham chi\u1ebfu \u1edf c\u00e1c b\u1ec3 cacbon trong \u0111\u1ea5t, \u0111\u1eb7c bi\u1ec7t \u1edf \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p thay \u0111\u1ed5i h\u00e0ng n\u0103m. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 sau 5 n\u0103m hay 10 n\u0103m v\u00e0 h\u01a1n n\u1eefa trong t\u01b0\u01a1ng lai cho ph\u00e9p ch\u00fang ta \u0111\u00e1nh gi\u00e1 s\u1ef1 t\u0103ng hay gi\u1ea3m tr\u1eef l\u01b0\u1ee3ng SOC \u1edf c\u00e1c b\u1ec3 cacbon, cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed nh\u00e0 k\u00ednh ph\u00e1t th\u1ea3i t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p th\u00f4ng qua c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh t\u00edn ch\u1ec9 cacbon t\u1eeb \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. B\u00ean c\u1ea1nh \u0111\u00f3, s\u1ef1 bi\u1ebfn \u0111\u1ed9ng SOC cho ph\u00e9p \u0111\u00e1nh gi\u00e1 s\u01a1 b\u1ed9 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua c\u00e1c ch\u1ec9 ti\u00eau nh\u01b0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m… Vi\u1ec7c gi\u00e1m s\u00e1t bi\u1ebfn \u0111\u1ed9ng tr\u1eef l\u01b0\u1ee3ng SOC hi\u1ec7u qu\u1ea3 cho ph\u00e9p x\u00e1c \u0111\u1ecbnh c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd \u0111\u1ea5t \u0111ai h\u1ee3p l\u00fd, nh\u1eb1m v\u1eeba \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, v\u1eeba b\u1ea3o t\u1ed3n SOC, t\u0103ng c\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u01b0u tr\u1eef cacbon trong \u0111\u1ea5t t\u1eeb kh\u00ed quy\u1ec3n. V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) bao g\u1ed3m 11 t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 tr\u1ef1c thu\u1ed9c Trung \u01b0\u01a1ng (H\u00e0 N\u1ed9i, Qu\u1ea3ng Ninh, H\u1ea3i Ph\u00f2ng, B\u1eafc Ninh, H\u01b0ng Y\u00ean, H\u1ea3i D\u01b0\u01a1ng, V\u0129nh Ph\u00fac, H\u00e0 Nam, Th\u00e1i B\u00ecnh, Nam \u0110\u1ecbnh, Ninh B\u00ecnh), \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong c\u00e1c v\u1ef1a l\u00faa c\u1ee7a Vi\u1ec7t Nam. V\u00f9ng \u0110BSH \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a B\u0110KH v\u00e0 n\u01b0\u1edbc bi\u1ec3n d\u00e2ng; trong \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1eed d\u1ee5ng \u0111\u1ea5t v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u00e2n sinh tr\u00ean \u0111\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem l\u00e0 l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng m\u1ea1nh nh\u1ea5t. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 ch\u1ee9a cacbon trong \u0111\u1ea5t n\u00f4ng nghi\u1ec7p v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t. Nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi c\u1ee7a \u0111\u1ec1 t\u00e0i V\u1ec1 khoa h\u1ecdc, \u1edf quy m\u00f4 \u0111i\u1ec3m, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00f4 h\u00ecnh to\u00e1n h\u1ecdc trong ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ed5, l\u1eadp m\u00f4 h\u00ecnh v\u00e0 ph\u00e2n chia t\u1eadp d\u1eef li\u1ec7u m\u1eabu. \u1ede quy m\u00f4 v\u00f9ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u1ee9ng d\u1ee5ng m\u00f4 h\u00ecnh tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI), d\u1eef li\u1ec7u vi\u1ec5n th\u00e1m v\u00e0 m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u1eb5n c\u00f3 kh\u00e1c \u01b0\u1edbc t\u00ednh s\u1ef1 ph\u00e2n b\u1ed1 h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm \u1edf v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam. C\u00f4ng ngh\u1ec7 quang ph\u1ed5 \u1edf d\u1ea3i s\u00f3ng kh\u1ea3 ki\u1ebfn v\u00e0 c\u1eadn h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o t\u00ednh h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong m\u1eabu \u0111\u1ea5t c\u00f3 th\u1ec3 m\u1edf ra h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng m\u1edbi. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7ng vi khu\u1ea9n 457-22, K8.4 v\u00e0 ch\u1ee7ng n\u1ea5m 471b-01, 578.2-02 c\u00f3 ho\u1ea1t t\u00ednh cao trong ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 trong \u0111\u1ea5t v\u00f9ng nghi\u00ean c\u1ee9u. H\u00ecnh 1. Minh h\u1ecda d\u1eef li\u1ec7u ph\u1ed5 th\u00f4 c\u1ee7a 10 m\u1eabu \u0111\u1ea5t v\u00e0 k\u1ebft qu\u1ea3 ti\u1ec1n x\u1eed l\u00fd ph\u1ed5 c\u1ee7a 15 ph\u01b0\u01a1ng ph\u00e1p, h\u00e0m l\u01b0\u1ee3ng SOC (%) \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n theo m\u00e0u V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec3 SOC cho c\u00e1c lo\u1ea1i \u0111\u1ea5t canh t\u00e1c n\u00f4ng nghi\u1ec7p ch\u00ednh v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng, Vi\u1ec7t Nam, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng c\u01a1 s\u1edf tr\u1eef l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 1 m cho c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh ph\u1ee5c v\u1ee5 vi\u1ec7c gi\u00e1m s\u00e1t tr\u1eef l\u01b0\u1ee3ng SOC, gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t th\u00f4ng qua h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m t\u1ed5ng s\u1ed1. Nhi\u1ec7m v\u1ee5 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t \u1edf t\u1ea7ng \u0111\u1ea5t 0 \u2013 20 cm, 0 \u2013 30 cm, tr\u00ean c\u01a1 s\u1edf \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ti\u1ec1m n\u0103ng c\u1ed1 \u0111\u1ecbnh cacbon c\u1ee7a c\u00e1c b\u1ec3 cacbon \u0111\u1ea5t ch\u00ednh \u1edf l\u1edbp \u0111\u1ea5t 0 \u2013 30 cm. \u0110\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t 03 nh\u00f3m gi\u1ea3i ph\u00e1p n\u00e2ng cao h\u00e0m l\u01b0\u1ee3ng cacbon h\u1eefu c\u01a1 trong \u0111\u1ea5t, gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh t\u1eeb \u0111\u1ea5t v\u00e0 \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng. 3 nh\u00f3m gi\u1ea3i ph\u00e1p: (1) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 ch\u00ednh s\u00e1ch, (2) Nh\u00f3m gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c th\u1ef1c hi\u1ec7n, (3) Nh\u00f3m c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3 cho v\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng. H\u01a1n n\u1eefa, 02 ch\u1ee7ng vi khu\u1ea9n,","og_url":"https:\/\/nafosted.gov.vn\/be-chua-cacbon-huu-co-trong-dat-vung-dong-bang-song-hong-co-so-quan-trong-giam-sat-chat-luong-dat-va-phat-thai-khi-nha-kinh-tu-dat\/","og_site_name":"Qu\u1ef9 Ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 Qu\u1ed1c gia","article_published_time":"2025-09-18T07:40:50+00:00","article_modified_time":"2025-09-26T04:07:16+00:00","og_image":[{"width":586,"height":574,"url":"https:\/\/nafosted.gov.vn\/wp-content\/uploads\/2025\/09\/anh-23.jpg","type":"image\/jpeg"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"admin","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"10 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