M\u1ef9 h\u1ee9ng ch\u1ecbu h\u1ea1n h\u00e1n t\u1ed3i t\u1ec7 nh\u1ea5t 1200 n\u0103m<\/figcaption><\/figure>\n\u201c\u0110\u00f3 l\u00e0 m\u1ed9t th\u1ea3m h\u1ecda\u201d, \u00f4ng n\u00f4ng d\u00e2n tr\u1ed3ng l\u00faa Don Bransford n\u00f3i. \u201c\u0110i\u1ec1u n\u00e0y ch\u01b0a bao gi\u1edd x\u1ea3y ra. Kh\u00f4ng bao gi\u1edd. T\u00f4i \u0111\u00e3 l\u00e0m n\u00f4ng nghi\u1ec7p t\u1eeb n\u0103m 1980\u2033.<\/p>\n
\u00d4ng Bransford th\u01b0\u1eddng canh t\u00e1c kho\u1ea3ng 1.800 m\u1eabu l\u00faa. Nh\u01b0ng h\u1ea1n h\u00e1n n\u0103m nay nghi\u00eam tr\u1ecdng \u0111\u1ebfn m\u1ee9c vi\u1ec7c cung c\u1ea5p n\u01b0\u1edbc cho c\u00e1c trang tr\u1ea1i trong khu v\u1ef1c b\u1ecb c\u1eaft gi\u1ea3m nghi\u00eam tr\u1ecdng, v\u00e0 \u00f4ng \u0111\u00e3 kh\u00f4ng tr\u1ed3ng n\u1ed5i m\u1ed9t m\u1eabu l\u00faa n\u00e0o. Nhi\u1ec1u trang tr\u1ea1i kh\u00e1c c\u0169ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n
California v\u1eeba tr\u1ea3i qua th\u1eddi k\u1ef3 ba n\u0103m kh\u00f4 h\u1ea1n nh\u1ea5t \u0111\u01b0\u1ee3c ghi nh\u1eadn trong l\u1ecbch s\u1eed ti\u1ec3u bang, v\u00e0 h\u1ea1n h\u00e1n n\u0103m nay \u0111\u00e3 \u0111\u1ea9y di\u1ec7n t\u00edch \u0111\u1ea5t n\u00f4ng nghi\u1ec7p b\u1ecb b\u1ecf hoang l\u00ean m\u1ed9t m\u1ee9c cao m\u1edbi. Trong m\u1ed9t b\u00e1o c\u00e1o m\u1edbi v\u1ec1 t\u00e1c \u0111\u1ed9ng kinh t\u1ebf c\u1ee7a h\u1ea1n h\u00e1n, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u01b0\u1edbc t\u00ednh r\u1eb1ng di\u1ec7n t\u00edch \u0111\u1ea5t n\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c t\u01b0\u1edbi ti\u00eau c\u1ee7a California \u0111\u00e3 gi\u1ea3m 752.000 m\u1eabu Anh, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng g\u1ea7n 10%, v\u00e0o n\u0103m 2022 so v\u1edbi n\u0103m 2019 \u2014 n\u0103m tr\u01b0\u1edbc h\u1ea1n h\u00e1n. Con s\u1ed1 n\u00e0y t\u0103ng so v\u1edbi \u01b0\u1edbc t\u00ednh 563.000 m\u1eabu \u0111\u1ea5t n\u00f4ng nghi\u1ec7p b\u1ecb b\u1ecf hoang v\u00e0o n\u0103m ngo\u00e1i.<\/p>\n
G\u1ea7n nh\u01b0 t\u1ea5t c\u1ea3 \u0111\u1ea5t n\u00f4ng nghi\u1ec7p kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed3ng tr\u1ecdt v\u00e0 kh\u00f4 h\u1ea1n \u0111\u1ec1u n\u1eb1m trong Thung l\u0169ng Trung t\u00e2m, v\u00e0 m\u1ed9t ph\u1ea7n l\u1edbn n\u1eb1m \u1edf n\u1eeda ph\u00eda b\u1eafc c\u1ee7a thung l\u0169ng. B\u00e1o c\u00e1o cho bi\u1ebft c\u00e1c v\u00f9ng tr\u1ed3ng l\u00faa ch\u00ednh c\u1ee7a bang \u1edf c\u00e1c qu\u1eadn Sutter, Colusa v\u00e0 Glenn \u0111\u00e3 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng n\u1ec1 v\u1edbi kho\u1ea3ng 267.000 m\u1eabu Anh b\u1ecb b\u1ecf hoang trong n\u0103m nay.<\/p>\n