{"id":18088,"date":"2021-06-23T22:58:48","date_gmt":"2021-06-23T22:58:48","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=18088"},"modified":"2021-06-23T22:58:48","modified_gmt":"2021-06-23T22:58:48","slug":"dam-removal-balancing-environment-energy-production","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/environmental-science\/dam-removal-balancing-environment-energy-production\/","title":{"rendered":"Th\u00e1o d\u1ee1 \u0111\u1eadp th\u1ee7y \u0111i\u1ec7n: C\u00e2n b\u1eb1ng gi\u1eefa m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng"},"content":{"rendered":"

\u0110\u1eadp th\u1ee7y \u0111i\u1ec7n: C\u00e2n b\u1eb1ng gi\u1eefa m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng<\/h2>\n\n

S\u1ef1 tr\u1ed7i d\u1eady v\u00e0 s\u1ee5p \u0111\u1ed5 c\u1ee7a c\u00e1c con \u0111\u1eadp<\/h2>\n\n

T\u1eebng \u0111\u01b0\u1ee3c ca ng\u1ee3i l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng s\u1ea1ch v\u00e0 t\u00e1i t\u1ea1o, c\u00e1c con \u0111\u1eadp ng\u00e0y c\u00e0ng tr\u1edf n\u00ean t\u1ed1n k\u00e9m \u0111\u1ec3 b\u1ea3o tr\u00ec v\u00e0 v\u1eadn h\u00e0nh. Trong nh\u1eefng th\u1eadp k\u1ef7 g\u1ea7n \u0111\u00e2y, ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u \u0111\u1eadp b\u1ecb ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 ph\u00e1 d\u1ee1, l\u00e0m d\u1ea5y l\u00ean cu\u1ed9c tranh lu\u1eadn v\u1ec1 nh\u1eefng t\u00e1c \u0111\u1ed9ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 kinh t\u1ebf c\u1ee7a vi\u1ec7c ph\u00e1 d\u1ee1 \u0111\u1eadp.<\/p>\n\n

Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 m\u1eb7t kinh t\u1ebf<\/h2>\n\n

\u0110\u1ed1i v\u1edbi nhi\u1ec1u con \u0111\u1eadp, chi ph\u00ed n\u00e2ng c\u1ea5p c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u0169 k\u1ef9 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n m\u00f4i tr\u01b0\u1eddng hi\u1ec7n \u0111\u1ea1i c\u00f2n l\u1edbn h\u01a1n c\u1ea3 l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c ti\u1ebfp t\u1ee5c v\u1eadn h\u00e0nh. V\u00ed d\u1ee5, \u0110\u1eadp Condit tr\u00ean S\u00f4ng White Salmon c\u1ee7a Washington s\u1ebd c\u1ea7n 60 tri\u1ec7u \u0111\u00f4 la \u0111\u1ec3 n\u00e2ng c\u1ea5p \u0111\u1ec3 tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Ng\u01b0\u1ee3c l\u1ea1i, vi\u1ec7c ph\u00e1 d\u1ee1 con \u0111\u1eadp ch\u1ec9 t\u1ed1n kho\u1ea3ng m\u1ed9t n\u1eeda s\u1ed1 ti\u1ec1n \u0111\u00f3.<\/p>\n\n

L\u1ee3i \u00edch v\u1ec1 m\u1eb7t m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n

Vi\u1ec7c ph\u00e1 d\u1ee1 \u0111\u1eadp c\u00f3 th\u1ec3 mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch \u0111\u00e1ng k\u1ec3 cho m\u00f4i tr\u01b0\u1eddng. \u0110\u1eadp ph\u00e1 v\u1ee1 d\u00f2ng ch\u1ea3y t\u1ef1 nhi\u00ean c\u1ee7a s\u00f4ng, ch\u1eb7n \u0111\u01b0\u1eddng di c\u01b0 c\u1ee7a c\u00e1 v\u00e0 l\u00e0m thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc. Vi\u1ec7c ph\u00e1 d\u1ee1 \u0111\u1eadp c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i h\u1ec7 sinh th\u00e1i s\u00f4ng, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 t\u1ea1o ra nh\u1eefng c\u01a1 h\u1ed9i m\u1edbi cho ho\u1ea1t \u0111\u1ed9ng gi\u1ea3i tr\u00ed.<\/p>\n\n

Tr\u01b0\u1eddng h\u1ee3p c\u1ee7a \u0110\u1eadp Condit<\/h2>\n\n

\u0110\u1eadp Condit \u0111\u00e3 b\u1ecb ph\u00e1 d\u1ee1 v\u00e0o n\u0103m 2011, \u0111\u01b0a S\u00f4ng White Salmon tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i t\u1ef1 nhi\u00ean c\u1ee7a n\u00f3. Trong v\u00f2ng m\u1ed9t n\u0103m, c\u00e1 h\u1ed3i \u0111\u1ea7u th\u00e9p \u0111\u00e3 quay tr\u1edf l\u1ea1i \u0111\u1ec3 \u0111\u1ebb tr\u1ee9ng \u1edf nh\u1eefng khu v\u1ef1c kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn trong g\u1ea7n m\u1ed9t th\u1ebf k\u1ef7. Vi\u1ec7c ph\u00e1 d\u1ee1 \u0111\u1eadp c\u0169ng c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 t\u1ea1o ra nh\u1eefng gh\u1ec1nh n\u01b0\u1edbc tr\u1eafng m\u1edbi \u0111\u1ec3 ph\u1ee5c v\u1ee5 cho ho\u1ea1t \u0111\u1ed9ng gi\u1ea3i tr\u00ed.<\/p>\n\n

D\u1ef1 \u00e1n ph\u1ee5c h\u1ed3i S\u00f4ng Elwha<\/h2>\n\n

D\u1ef1 \u00e1n ph\u00e1 d\u1ee1 \u0111\u1eadp l\u1edbn nh\u1ea5t trong l\u1ecbch s\u1eed Hoa K\u1ef3 \u0111\u00e3 di\u1ec5n ra tr\u00ean S\u00f4ng Elwha \u1edf Washington. Hai con \u0111\u1eadp tr\u00ean s\u00f4ng \u0111\u00e3 ch\u1eb7n \u0111\u01b0\u1eddng di chuy\u1ec3n c\u1ee7a c\u00e1 h\u1ed3i trong h\u01a1n m\u1ed9t th\u1ebf k\u1ef7. Vi\u1ec7c ph\u00e1 d\u1ee1 ch\u00fang \u0111\u00e3 m\u1edf ra h\u00e0ng tr\u0103m d\u1eb7m m\u00f4i tr\u01b0\u1eddng s\u1ed1ng \u0111\u1ec3 \u0111\u1ebb tr\u1ee9ng, d\u1eabn \u0111\u1ebfn s\u1ef1 gia t\u0103ng \u0111\u00e1ng k\u1ec3 qu\u1ea7n th\u1ec3 c\u00e1 h\u1ed3i.<\/p>\n\n

T\u01b0\u01a1ng lai c\u1ee7a th\u1ee7y \u0111i\u1ec7n<\/h2>\n\n

M\u1eb7c d\u00f9 vi\u1ec7c x\u00e2y d\u1ef1ng \u0111\u1eadp c\u00f3 xu h\u01b0\u1edbng gi\u1ea3m, nh\u01b0ng th\u1ee7y \u0111i\u1ec7n v\u1eabn l\u00e0 m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o quan tr\u1ecdng. Tuy nhi\u00ean, tr\u1ecdng t\u00e2m \u0111ang chuy\u1ec3n sang vi\u1ec7c n\u00e2ng c\u1ea5p c\u00e1c con \u0111\u1eadp hi\u1ec7n c\u00f3 v\u00e0 kh\u00e1m ph\u00e1 nh\u1eefng c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n

C\u00e2n b\u1eb1ng gi\u1eefa n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n

Quy\u1ebft \u0111\u1ecbnh c\u00f3 n\u00ean ph\u00e1 d\u1ee1 m\u1ed9t con \u0111\u1eadp hay kh\u00f4ng l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh ph\u1ee9c t\u1ea1p, \u0111\u00f2i h\u1ecfi ph\u1ea3i xem x\u00e9t c\u1ea9n th\u1eadn c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 kinh t\u1ebf v\u00e0 m\u00f4i tr\u01b0\u1eddng. Trong khi vi\u1ec7c ph\u00e1 d\u1ee1 \u0111\u1eadp c\u00f3 th\u1ec3 mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch \u0111\u00e1ng k\u1ec3 cho m\u00f4i tr\u01b0\u1eddng, th\u00ec n\u00f3 c\u0169ng c\u00f3 th\u1ec3 g\u00e2y t\u1ed1n k\u00e9m cho vi\u1ec7c s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u00e0 ki\u1ec3m so\u00e1t l\u0169 l\u1ee5t.<\/p>\n\n

S\u1ef1 tham gia c\u1ee7a c\u00e1c b\u00ean li\u00ean quan<\/h2>\n\n

C\u00e1c b\u00ean li\u00ean quan t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng, bao g\u1ed3m c\u00e1c b\u1ed9 l\u1ea1c Ng\u01b0\u1eddi M\u1ef9 b\u1ea3n \u0111\u1ecba, c\u00e1c nh\u00f3m m\u00f4i tr\u01b0\u1eddng v\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u1ea1t \u0111\u1ed9ng gi\u1ea3i tr\u00ed, \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c quy\u1ebft \u0111\u1ecbnh ph\u00e1 d\u1ee1 \u0111\u1eadp. \u0110\u00f3ng g\u00f3p c\u1ee7a h\u1ecd gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng qu\u00e1 tr\u00ecnh n\u00e0y minh b\u1ea1ch v\u00e0 l\u1ee3i \u00edch c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c b\u00ean \u0111\u1ec1u \u0111\u01b0\u1ee3c xem x\u00e9t.<\/p>\n\n

Gia h\u1ea1n gi\u1ea5y ph\u00e9p v\u00e0 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n

C\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn \u0111\u1eadp \u0111\u00e3 thay \u0111\u1ed5i theo th\u1eddi gian, y\u00eau c\u1ea7u nh\u1eefng ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1eadp ph\u1ea3i xem x\u00e9t t\u00e1c \u0111\u1ed9ng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ecd \u0111\u1ed1i v\u1edbi c\u00e1c lo\u00e0i c\u00e1, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 ho\u1ea1t \u0111\u1ed9ng gi\u1ea3i tr\u00ed. Nh\u1eefng quy \u0111\u1ecbnh n\u00e0y \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh xem m\u1ed9t con \u0111\u1eadp c\u00f3 n\u00ean \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p l\u1ea1i hay ph\u00e1 d\u1ee1 hay kh\u00f4ng.<\/p>\n\n

K\u1ebft lu\u1eadn<\/h2>\n\n

Ph\u00e1 d\u1ee1 \u0111\u1eadp l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ee9c t\u1ea1p v\u1edbi nh\u1eefng t\u00e1c \u0111\u1ed9ng c\u1ea3 v\u1ec1 kinh t\u1ebf v\u00e0 m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng c\u00e1c chi ph\u00ed v\u00e0 l\u1ee3i \u00edch, c\u0169ng nh\u01b0 s\u1ef1 tham gia c\u1ee7a c\u00e1c b\u00ean li\u00ean quan v\u00e0o qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm ra nh\u1eefng gi\u1ea3i ph\u00e1p c\u00e2n b\u1eb1ng gi\u1eefa nhu c\u1ea7u s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng v\u1edbi vi\u1ec7c b\u1ea3o v\u1ec7 c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean c\u1ee7a ch\u00fang ta.<\/p>","protected":false},"excerpt":{"rendered":"

\u0110\u1eadp th\u1ee7y \u0111i\u1ec7n: C\u00e2n b\u1eb1ng gi\u1eefa m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1ea3n xu\u1ea5t n\u0103ng l\u01b0\u1ee3ng S\u1ef1 tr\u1ed7i d\u1eady v\u00e0 s\u1ee5p \u0111\u1ed5 c\u1ee7a c\u00e1c con \u0111\u1eadp T\u1eebng \u0111\u01b0\u1ee3c ca ng\u1ee3i l\u00e0 ngu\u1ed3n n\u0103ng…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[254,15321,23663,23664,365,20030],"class_list":["post-18088","post","type-post","status-publish","format-standard","hentry","category-environmental-science","tag-wildlife","tag-environmental-restoration","tag-energy-production","tag-rivers","tag-hydropower","tag-dam-removal"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18088","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=18088"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18088\/revisions"}],"predecessor-version":[{"id":18089,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18088\/revisions\/18089"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=18088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=18088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=18088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}