{"id":4465,"date":"2020-07-15T06:23:17","date_gmt":"2020-07-15T06:23:17","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=4465"},"modified":"2020-07-15T06:23:17","modified_gmt":"2020-07-15T06:23:17","slug":"microplastic-pollution-lake-tahoe","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/environmental-science\/microplastic-pollution-lake-tahoe\/","title":{"rendered":"\u00d4 nhi\u1ec5m vi nh\u1ef1a \u0111e d\u1ecda H\u1ed3 Tahoe: Th\u00e1ch th\u1ee9c gi\u1eefa ph\u00e1t tri\u1ec3n du l\u1ecbch v\u00e0 b\u1ea3o t\u1ed3n"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u00d4 nhi\u1ec5m vi nh\u1ef1a \u0111e d\u1ecda ngu\u1ed3n n\u01b0\u1edbc trong v\u1eaft c\u1ee7a H\u1ed3 Tahoe<\/h2>\n\n<p>H\u1ed3 Tahoe, n\u1ed5i ti\u1ebfng v\u1edbi \u0111\u1ed9 trong v\u1eaft \u0111\u1ebfn ng\u1ee1 ng\u00e0ng, \u0111ang ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n: \u00f4 nhi\u1ec5m vi nh\u1ef1a. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u0103ng tr\u00ean t\u1ea1p ch\u00ed Nature \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng H\u1ed3 Tahoe l\u00e0 h\u1ed3 c\u00f3 n\u1ed3ng \u0111\u1ed9 vi nh\u1ef1a cao th\u1ee9 ba trong s\u1ed1 38 h\u1ed3 n\u01b0\u1edbc ng\u1ecdt v\u00e0 h\u1ed3 ch\u1ee9a tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n\n<h3 class=\"wp-block-heading\">S\u1ef1 t\u00edch t\u1ee5 vi nh\u1ef1a: M\u1ed1i lo ng\u1ea1i ng\u00e0y c\u00e0ng t\u0103ng<\/h3>\n\n<p>Vi nh\u1ef1a l\u00e0 nh\u1eefng h\u1ea1t nh\u1ef1a nh\u1ecf c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n 5 mm. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau, bao g\u1ed3m qu\u1ea7n \u00e1o t\u1ed5ng h\u1ee3p, t\u00fai ni l\u00f4ng v\u00e0 m\u1ef9 ph\u1ea9m. Nh\u1eefng h\u1ea1t n\u00e0y c\u00f3 th\u1ec3 t\u00edch t\u1ee5 trong c\u00e1c ngu\u1ed3n n\u01b0\u1edbc nh\u01b0 H\u1ed3 Tahoe, g\u00e2y ra m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc.<\/p>\n\n<p>Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang bi\u1ec7t c\u1ee7a H\u1ed3 Tahoe, bao g\u1ed3m di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn, \u0111\u1ed9 cao l\u1edbn v\u00e0 kh\u00f4ng c\u00f3 d\u00f2ng ch\u1ea3y ra, khi\u1ebfn h\u1ed3 d\u1ec5 b\u1ecb t\u00edch t\u1ee5 vi nh\u1ef1a. Th\u1eddi gian l\u01b0u n\u01b0\u1edbc l\u00e2u trong h\u1ed3 (kho\u1ea3ng 650 n\u0103m) cho ph\u00e9p vi nh\u1ef1a t\u1ed3n t\u1ea1i v\u00e0 t\u00edch t\u1ee5 theo th\u1eddi gian.<\/p>\n\n<h3 class=\"wp-block-heading\">Ngu\u1ed3n g\u1ed1c c\u1ee7a vi nh\u1ef1a<\/h3>\n\n<p>Nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c \u0111\u1ecbnh m\u1ed9t s\u1ed1 ngu\u1ed3n vi nh\u1ef1a ti\u1ec1m \u1ea9n trong H\u1ed3 Tahoe, bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng c\u1ee7a kh\u00e1ch du l\u1ecbch:<\/strong> Qu\u1ea7n \u00e1o t\u1ed5ng h\u1ee3p do du kh\u00e1ch m\u1eb7c v\u00e0 gi\u1eb7t t\u1ea1i c\u00e1c ng\u00f4i nh\u00e0 v\u00e0 nh\u00e0 ngh\u1ec9 cho thu\u00ea g\u1ea7n \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea3i s\u1ee3i vi nh\u1ef1a v\u00e0o h\u1ed3.<\/li>\n<li><strong>R\u00e1c th\u1ea3i v\u00e0 m\u1ea3nh v\u1ee1:<\/strong> R\u00e1c v\u00e0 \u0111\u1ed3 b\u1ecf \u0111i, bao g\u1ed3m chai nh\u1ef1a, t\u00fai ni l\u00f4ng v\u00e0 t\u00e0n thu\u1ed1c l\u00e1, c\u00f3 th\u1ec3 v\u1ee1 th\u00e0nh nh\u1eefng m\u1ea3nh nh\u1ecf h\u01a1n v\u00e0 tr\u1edf th\u00e0nh vi nh\u1ef1a.<\/li>\n<li><strong>C\u00e1c ho\u1ea1t \u0111\u1ed9ng ch\u00e8o thuy\u1ec1n:<\/strong> D\u00e2y th\u1eebng nh\u1ef1a d\u00f9ng \u0111\u1ec3 neo thuy\u1ec1n v\u00e0 c\u00e1c thi\u1ebft b\u1ecb ch\u00e8o thuy\u1ec1n kh\u00e1c c\u00f3 th\u1ec3 \u0111\u00f3ng g\u00f3p vi nh\u1ef1a v\u00e0o n\u01b0\u1edbc.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn h\u1ec7 sinh th\u00e1i<\/h3>\n\n<p>S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi nh\u1ef1a trong H\u1ed3 Tahoe c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng t\u00e1c \u0111\u1ed9ng b\u1ea5t l\u1ee3i \u0111\u1ed1i v\u1edbi sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc v\u00e0 to\u00e0n b\u1ed9 h\u1ec7 sinh th\u00e1i. Vi nh\u1ef1a c\u00f3 th\u1ec3 b\u1ecb c\u00e1c sinh v\u1eadt \u0103n ph\u1ea3i, c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m gi\u00e1n \u0111o\u1ea1n h\u1ec7 ti\u00eau h\u00f3a v\u00e0 d\u1eabn \u0111\u1ebfn thi\u1ebfu h\u1ee5t ch\u1ea5t dinh d\u01b0\u1ee1ng. Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 v\u00e0 t\u00edch t\u1ee5 c\u00e1c h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i, sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n l\u00ean chu\u1ed7i th\u1ee9c \u0103n.<\/p>\n\n<h3 class=\"wp-block-heading\">C\u00e2n b\u1eb1ng gi\u1eefa du l\u1ecbch v\u00e0 b\u1ea3o t\u1ed3n<\/h3>\n\n<p>H\u1ed3 Tahoe l\u00e0 m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn du l\u1ecbch n\u1ed5i ti\u1ebfng v\u00e0 vi\u1ec7c c\u00e2n b\u1eb1ng gi\u1eefa du l\u1ecbch v\u00e0 b\u1ea3o t\u1ed3n l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c quan tr\u1ecdng. C\u00e1c nh\u00f3m b\u1ea3o t\u1ed3n v\u00e0 c\u00e1c nh\u00e0 ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch \u0111\u00e3 th\u1ef1c hi\u1ec7n nhi\u1ec1u bi\u1ec7n ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ee7a h\u1ed3, bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Qu\u1ea3n l\u00fd n\u01b0\u1edbc th\u1ea3i:<\/strong> N\u01b0\u1edbc th\u1ea3i \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n ra kh\u1ecfi h\u1ed3 t\u1eeb nh\u1eefng n\u0103m 1970 \u0111\u1ec3 ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/li>\n<li><strong>C\u00e1c ch\u01b0\u01a1ng tr\u00ecnh c\u1ea3i thi\u1ec7n m\u00f4i tr\u01b0\u1eddng:<\/strong> Ch\u01b0\u01a1ng tr\u00ecnh C\u1ea3i thi\u1ec7n M\u00f4i tr\u01b0\u1eddng H\u1ed3 Tahoe \u0111\u00e3 \u0111\u1ea7u t\u01b0 h\u00e0ng tri\u1ec7u \u0111\u00f4 la v\u00e0o c\u00e1c d\u1ef1 \u00e1n nh\u1eb1m c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u00f4 nhi\u1ec5m vi nh\u1ef1a<\/h3>\n\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft hi\u1ec7u qu\u1ea3 v\u1ea5n \u0111\u1ec1 \u00f4 nhi\u1ec5m vi nh\u1ef1a \u1edf H\u1ed3 Tahoe, c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u0111a ph\u01b0\u01a1ng di\u1ec7n:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Gi\u1ea3m l\u01b0\u1ee3ng nh\u1ef1a th\u1ea3i ra:<\/strong> Khuy\u1ebfn kh\u00edch du kh\u00e1ch s\u1eed d\u1ee5ng c\u00e1c v\u1eadt d\u1ee5ng c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng, gi\u1ea3m x\u1ea3 r\u00e1c v\u00e0 th\u00fac \u0111\u1ea9y x\u1eed l\u00fd r\u00e1c th\u1ea3i \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba vi nh\u1ef1a x\u00e2m nh\u1eadp v\u00e0o h\u1ed3.<\/li>\n<li><strong>Lo\u1ea1i b\u1ecf vi nh\u1ef1a:<\/strong> Vi\u1ec7c tri\u1ec3n khai c\u00e1c k\u1ef9 thu\u1eadt c\u1ea3i ti\u1ebfn \u0111\u1ec3 lo\u1ea1i b\u1ecf vi nh\u1ef1a kh\u1ecfi n\u01b0\u1edbc, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng l\u1ecdc v\u00e0 bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c sinh h\u1ecdc, c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 t\u00edch t\u1ee5.<\/li>\n<li><strong>Nghi\u00ean c\u1ee9u v\u00e0 gi\u00e1m s\u00e1t:<\/strong> Nghi\u00ean c\u1ee9u v\u00e0 gi\u00e1m s\u00e1t li\u00ean t\u1ee5c l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c ngu\u1ed3n g\u1ed1c, con \u0111\u01b0\u1eddng v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a vi nh\u1ef1a \u1edf H\u1ed3 Tahoe.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h3>\n\n<p>D\u00f2ng n\u01b0\u1edbc trong v\u1eaft nh\u01b0 pha l\u00ea c\u1ee7a H\u1ed3 Tahoe che gi\u1ea5u m\u1ed9t m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n: \u00f4 nhi\u1ec5m vi nh\u1ef1a. V\u1ea5n \u0111\u1ec1 m\u1edbi n\u1ed5i n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 quan t\u00e2m v\u00e0 h\u1ee3p t\u00e1c ngay l\u1eadp t\u1ee9c gi\u1eefa c\u00e1c nh\u00e0 khoa h\u1ecdc, nh\u00e0 ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch, nh\u00f3m b\u1ea3o t\u1ed3n v\u00e0 c\u00f4ng ch\u00fang. B\u1eb1ng c\u00e1ch l\u00e0m vi\u1ec7c c\u00f9ng nhau, ch\u00fang ta c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 v\u1ebb \u0111\u1eb9p nguy\u00ean s\u01a1 v\u00e0 t\u00ednh to\u00e0n v\u1eb9n sinh th\u00e1i c\u1ee7a h\u1ed3 tr\u00ean n\u00fai cao n\u00e0y cho c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u00d4 nhi\u1ec5m vi nh\u1ef1a \u0111e d\u1ecda ngu\u1ed3n n\u01b0\u1edbc trong v\u1eaft c\u1ee7a H\u1ed3 Tahoe H\u1ed3 Tahoe, n\u1ed5i ti\u1ebfng v\u1edbi \u0111\u1ed9 trong v\u1eaft \u0111\u1ebfn ng\u1ee1 ng\u00e0ng, \u0111ang ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed1i&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[401,8113,36,2225,8112],"class_list":["post-4465","post","type-post","status-publish","format-standard","hentry","category-environmental-science","tag-conservation","tag-lake-tahoe","tag-environmental-science","tag-microplastics","tag-water-pollution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4465","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=4465"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4465\/revisions"}],"predecessor-version":[{"id":4466,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/4465\/revisions\/4466"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=4465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=4465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=4465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}