{"id":15932,"date":"2024-08-19T03:41:02","date_gmt":"2024-08-19T03:41:02","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=15932"},"modified":"2024-08-19T03:41:02","modified_gmt":"2024-08-19T03:41:02","slug":"san-francisco-bay-algal-bloom-kills-thousands-of-fish","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/marine-biology\/san-francisco-bay-algal-bloom-kills-thousands-of-fish\/","title":{"rendered":"S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco: Nguy\u00ean nh\u00e2n v\u00e0 h\u1eadu qu\u1ea3"},"content":{"rendered":"<h2 class=\"wp-block-heading\">S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco gi\u1ebft ch\u1ebft h\u00e0ng ngh\u00ecn con c\u00e1<\/h2>\n\n<h2 class=\"wp-block-heading\">S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o l\u00e0 g\u00ec?<\/h2>\n\n<p>S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o l\u00e0 s\u1ef1 gia t\u0103ng nhanh ch\u00f3ng c\u1ee7a qu\u1ea7n th\u1ec3 t\u1ea3o trong m\u1ed9t v\u00f9ng n\u01b0\u1edbc. T\u1ea3o l\u00e0 nh\u1eefng sinh v\u1eadt c\u1ef1c nh\u1ecf c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho con ng\u01b0\u1eddi, \u0111\u1ed9ng v\u1eadt v\u00e0 m\u00f4i tr\u01b0\u1eddng. S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o c\u00f3 h\u1ea1i (HAB) c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c \u0111\u1ed9c t\u1ed1 g\u00e2y b\u1ec7nh ho\u1eb7c th\u1eadm ch\u00ed t\u1eed vong.<\/p>\n\n<h2 class=\"wp-block-heading\">Th\u1ee7y tri\u1ec1u \u0111\u1ecf \u1edf V\u1ecbnh San Francisco<\/h2>\n\n<p>Th\u1ee7y tri\u1ec1u \u0111\u1ecf l\u00e0 m\u1ed9t lo\u1ea1i HAB do s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o t\u00ean l\u00e0 <strong>Heterosigma akashiwo<\/strong> g\u00e2y ra. Lo\u1ea1i t\u1ea3o n\u00e0y t\u1ea1o ra m\u1ed9t lo\u1ea1i \u0111\u1ed9c t\u1ed1 c\u00f3 th\u1ec3 gi\u1ebft ch\u1ebft c\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt bi\u1ec3n kh\u00e1c. Th\u1ee7y tri\u1ec1u \u0111\u1ecf hi\u1ec7n t\u1ea1i \u1edf V\u1ecbnh San Francisco l\u00e0 \u0111\u1ee3t th\u1ee7y tri\u1ec1u l\u1edbn nh\u1ea5t trong l\u1ecbch s\u1eed g\u1ea7n \u0111\u00e2y v\u00e0 \u0111\u00e3 gi\u1ebft ch\u1ebft h\u00e0ng ch\u1ee5c ngh\u00ecn con c\u00e1, bao g\u1ed3m c\u1ea3 c\u00e1 m\u1eadp, c\u00e1 t\u1ea7m v\u00e0 c\u00e1 v\u01b0\u1ee3c s\u1ecdc l\u1edbn.<\/p>\n\n<h2 class=\"wp-block-heading\">Nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o<\/h2>\n\n<p>S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o l\u00e0 do s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Ch\u1ea5t dinh d\u01b0\u1ee1ng d\u01b0 th\u1eeba:<\/strong> C\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng nh\u01b0 nit\u01a1 v\u00e0 ph\u1ed1t pho t\u1eeb ph\u00e2n b\u00f3n, n\u01b0\u1edbc th\u1ea3i v\u00e0 n\u01b0\u1edbc m\u01b0a ch\u1ea3y tr\u00e0n c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o.<\/li>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u1ea5m h\u01a1n:<\/strong> T\u1ea3o ph\u00e1t tri\u1ec3n m\u1ea1nh trong n\u01b0\u1edbc \u1ea5m, v\u00ec v\u1eady bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang khi\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng n\u1edf hoa c\u1ee7a t\u1ea3o tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng h\u01a1n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00e1c \u0111\u1ed9ng c\u1ee7a s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o<\/h2>\n\n<p>S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o c\u00f3 th\u1ec3 c\u00f3 t\u00e1c \u0111\u1ed9ng t\u00e0n ph\u00e1 \u0111\u1ebfn sinh v\u1eadt bi\u1ec3n. C\u00e1c \u0111\u1ed9c t\u1ed1 do t\u1ea3o t\u1ea1o ra c\u00f3 th\u1ec3 gi\u1ebft ch\u1ebft c\u00e1, \u0111\u1ed9ng v\u1eadt c\u00f3 v\u1ecf v\u00e0 c\u00e1c sinh v\u1eadt bi\u1ec3n kh\u00e1c. S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o c\u0169ng c\u00f3 th\u1ec3 l\u00e0m c\u1ea1n ki\u1ec7t l\u01b0\u1ee3ng oxy trong n\u01b0\u1edbc, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng c\u00e1 ch\u1ebft h\u00e0ng lo\u1ea1t.<\/p>\n\n<p>Ngo\u00e0i t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn sinh v\u1eadt bi\u1ec3n, s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng h\u1eadu qu\u1ea3 ti\u00eau c\u1ef1c \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. Nh\u1eefng ng\u01b0\u1eddi b\u01a1i \u1edf v\u00f9ng n\u01b0\u1edbc c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng n\u1edf hoa c\u1ee7a t\u1ea3o c\u00f3 th\u1ec3 b\u1ecb ph\u00e1t ban da, k\u00edch \u1ee9ng m\u1eaft v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u00f4 h\u1ea5p. S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o c\u0169ng c\u00f3 th\u1ec3 l\u00e0m \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc u\u1ed1ng, d\u1eabn \u0111\u1ebfn c\u00e1c b\u1ec7nh v\u1ec1 \u0111\u01b0\u1eddng ti\u00eau h\u00f3a.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng bi\u1ec7n ph\u00e1p \u0111ang \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco?<\/h2>\n\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang nghi\u00ean c\u1ee9u \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco v\u00e0 \u0111\u1ec3 t\u00ecm ra c\u00e1c c\u00e1ch nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3. M\u1ed9t gi\u1ea3i ph\u00e1p kh\u1ea3 thi l\u00e0 n\u00e2ng c\u1ea5p c\u00e1c c\u01a1 s\u1edf x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u1ea5t dinh d\u01b0\u1ee1ng kh\u1ecfi n\u01b0\u1edbc tr\u01b0\u1edbc khi th\u1ea3i ra v\u1ecbnh. Tuy nhi\u00ean, \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t d\u1ef1 \u00e1n t\u1ed1n k\u00e9m v\u00e0 m\u1ea5t nhi\u1ec1u th\u1eddi gian.<\/p>\n\n<p>Trong th\u1eddi gian ch\u1edd \u0111\u1ee3i, c\u00f4ng ch\u00fang c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m nguy c\u01a1 n\u1edf hoa c\u1ee7a t\u1ea3o b\u1eb1ng c\u00e1ch:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>X\u1eed l\u00fd \u0111\u00fang c\u00e1ch ch\u1ea5t th\u1ea3i c\u1ee7a v\u1eadt nu\u00f4i v\u00e0 c\u1ecf c\u1eaft<\/li>\n<li>S\u1eed d\u1ee5ng ph\u00e2n b\u00f3n m\u1ed9t c\u00e1ch ti\u1ebft ki\u1ec7m<\/li>\n<li>Gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c c\u1ee7a ch\u00fang ta v\u00e0o nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch, v\u1ed1n g\u00f3p ph\u1ea7n g\u00e2y bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n<p>S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng \u0111ang g\u00e2y ra t\u00e1c \u0111\u1ed9ng t\u00e0n ph\u00e1 \u0111\u1ebfn sinh v\u1eadt bi\u1ec3n. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang nghi\u00ean c\u1ee9u \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 n\u1edf hoa v\u00e0 \u0111\u1ec3 t\u00ecm ra c\u00e1c c\u00e1ch nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3. Trong th\u1eddi gian ch\u1edd \u0111\u1ee3i, c\u00f4ng ch\u00fang c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m nguy c\u01a1 n\u1edf hoa c\u1ee7a t\u1ea3o b\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ec3 gi\u1ea3m \u00f4 nhi\u1ec5m ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu.<\/p>","protected":false},"excerpt":{"rendered":"<p>S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o \u1edf V\u1ecbnh San Francisco gi\u1ebft ch\u1ebft h\u00e0ng ngh\u00ecn con c\u00e1 S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o l\u00e0 g\u00ec? S\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o l\u00e0 s\u1ef1 gia&hellip;<\/p>\n","protected":false},"author":1,"featured_media":24065,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[34,20585,8112,265,21172,21173,21174],"class_list":["post-15932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-marine-biology","tag-climate-change","tag-fish-kill","tag-water-pollution","tag-marine-life","tag-algal-bloom","tag-red-tide","tag-san-francisco-bay"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=15932"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15932\/revisions"}],"predecessor-version":[{"id":15933,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15932\/revisions\/15933"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/24065"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=15932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=15932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=15932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}