{"id":14419,"date":"2019-11-25T03:02:58","date_gmt":"2019-11-25T03:02:58","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=14419"},"modified":"2019-11-25T03:02:58","modified_gmt":"2019-11-25T03:02:58","slug":"google-timelapse-satellite-view-changing-planet","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/earth-sciences\/google-timelapse-satellite-view-changing-planet\/","title":{"rendered":"Google Timelapse: C\u00e1i nh\u00ecn v\u1ec7 tinh v\u1ec1 Tr\u00e1i \u0111\u1ea5t \u0111ang thay \u0111\u1ed5i"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Google Timelapse: C\u00e1i nh\u00ecn t\u1eeb v\u1ec7 tinh v\u1ec1 h\u00e0nh tinh \u0111ang thay \u0111\u1ed5i c\u1ee7a ch\u00fang ta<\/h2>\n\n<h2 class=\"wp-block-heading\">H\u00ecnh \u1ea3nh v\u1ec7 tinh ti\u1ebft l\u1ed9 s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a Tr\u00e1i \u0111\u1ea5t<\/h2>\n\n<p>T\u00ednh n\u0103ng Timelapse c\u1ee7a Google Earth cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn \u0111\u00e1ng ch\u00fa \u00fd v\u1ec1 qu\u00e1 kh\u1ee9, cho ph\u00e9p ch\u00fang ta ch\u1ee9ng ki\u1ebfn nh\u1eefng thay \u0111\u1ed5i to l\u1edbn \u0111\u00e3 di\u1ec5n ra tr\u00ean h\u00e0nh tinh c\u1ee7a ch\u00fang ta trong ba th\u1eadp k\u1ef7 qua. T\u1eeb nh\u1eefng th\u00e0nh ph\u1ed1 r\u1ed9ng l\u1edbn \u0111\u1ebfn nh\u1eefng s\u00f4ng b\u0103ng tan ch\u1ea3y, Timelapse cung c\u1ea5p m\u1ed9t b\u1ea3n ghi h\u00ecnh tr\u1ef1c quan to\u00e0n di\u1ec7n v\u1ec1 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u1ea3 l\u1ef1c l\u01b0\u1ee3ng t\u1ef1 nhi\u00ean v\u00e0 con ng\u01b0\u1eddi.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00f4ng ngh\u1ec7 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng c\u1ee7a Timelapse<\/h2>\n\n<p>V\u00e0o n\u0103m 2013, Google l\u1ea7n \u0111\u1ea7u ti\u00ean gi\u1edbi thi\u1ec7u Timelapse, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng tua l\u1ea1i qua c\u00e1c h\u00ecnh \u1ea3nh v\u1ec7 tinh \u0111\u1ec3 quan s\u00e1t s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a th\u1ebf gi\u1edbi. Tuy nhi\u00ean, b\u1ea3n c\u1eadp nh\u1eadt m\u1edbi nh\u1ea5t c\u1ee7a Timelapse t\u1ef1 h\u00e0o c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 nh\u1edd v\u00e0o nh\u1eefng ti\u1ebfn b\u1ed9 v\u1ec1 c\u00f4ng ngh\u1ec7.<\/p>\n\n<h2 class=\"wp-block-heading\">X\u1eed l\u00fd d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3<\/h2>\n\n<p>\u0110\u1ec3 t\u1ea1o ra Timelapse, c\u00e1c k\u1ef9 s\u01b0 c\u1ee7a Google ph\u1ea3i x\u1eed l\u00fd m\u1ed9t l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3. H\u1ecd \u0111\u00e3 s\u00e0ng l\u1ecdc kho\u1ea3ng ba ngh\u00ecn t\u1ef7 pixel t\u1eeb h\u01a1n n\u0103m tri\u1ec7u h\u00ecnh \u1ea3nh v\u1ec7 tinh, s\u1eed d\u1ee5ng d\u1eef li\u1ec7u t\u1eeb Ch\u01b0\u01a1ng tr\u00ecnh h\u1ee3p nh\u1ea5t kho l\u01b0u to\u00e0n c\u1ea7u Landsat v\u00e0 c\u00e1c v\u1ec7 tinh m\u1edbi nh\u01b0 Landsat 8 v\u00e0 Sentinel-2.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng h\u00ecnh \u1ea3nh c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao ghi l\u1ea1i nh\u1eefng chi ti\u1ebft ph\u1ee9c t\u1ea1p<\/h2>\n\n<p>Nh\u1eefng h\u00ecnh \u1ea3nh v\u1ec7 tinh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Timelapse c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u1ef1c cao, cung c\u1ea5p m\u1ee9c \u0111\u1ed9 chi ti\u1ebft ch\u01b0a t\u1eebng c\u00f3. M\u1ed7i khung h\u00ecnh ch\u1ee9a t\u1edbi 3,95 ngh\u00ecn t\u1ef7 pixel, v\u01b0\u1ee3t xa \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u1ee7a ngay c\u1ea3 nh\u1eefng chi\u1ebfc tivi ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi xem ph\u00f3ng to v\u00e0 ki\u1ec3m tra c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3 v\u1edbi \u0111\u1ed9 r\u00f5 n\u00e9t \u0111\u00e1ng kinh ng\u1ea1c.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng thay \u0111\u1ed5i \u0111\u00e1ng kinh ng\u1ea1c \u0111\u01b0\u1ee3c ti\u1ebft l\u1ed9<\/h2>\n\n<p>Timelapse cho th\u1ea5y m\u1ed9t lo\u1ea1t c\u00e1c thay \u0111\u1ed5i \u0111\u00e1ng kinh ng\u1ea1c \u0111\u00e3 di\u1ec5n ra tr\u00ean Tr\u00e1i \u0111\u1ea5t trong 30 n\u0103m qua. M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 \u0111\u00e1ng ch\u00fa \u00fd nh\u1ea5t bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 m\u1edf r\u1ed9ng \u0111\u00f4 th\u1ecb:<\/strong> S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c th\u00e0nh ph\u1ed1 nh\u01b0 Fort McMurray, Alberta, n\u01a1i s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a C\u00e1t d\u1ea7u \u0111\u00e3 l\u00e0m thay \u0111\u1ed5i c\u1ea3nh quan.<\/li>\n<li><strong>Ph\u00e1t tri\u1ec3n ven bi\u1ec3n:<\/strong> Vi\u1ec7c t\u1ea1o ra c\u00e1c \u0111\u1ea3o nh\u00e2n t\u1ea1o ngo\u00e0i kh\u01a1i Dubai, ch\u1ee9ng minh m\u1ee9c \u0111\u1ed9 t\u00e1c \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi \u0111\u1ed1i v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng ven bi\u1ec3n.<\/li>\n<li><strong>Nh\u1eefng thay \u0111\u1ed5i v\u1ec1 m\u00f4i tr\u01b0\u1eddng:<\/strong> S\u1ef1 u\u1ed1n kh\u00fac c\u1ee7a c\u00e1c con s\u00f4ng, m\u1ef1c n\u01b0\u1edbc bi\u1ec3n d\u00e2ng cao, c\u00e1c s\u00f4ng b\u0103ng \u0111ang thu h\u1eb9p v\u00e0 nh\u1eefng khu r\u1eebng \u0111ang d\u1ea7n bi\u1ebfn m\u1ea5t, t\u1ea5t c\u1ea3 \u0111\u1ec1u cung c\u1ea5p b\u1eb1ng ch\u1ee9ng v\u1ec1 t\u00e1c \u0111\u1ed9ng s\u00e2u s\u1eafc c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Timelapse truy\u1ec1n c\u1ea3m h\u1ee9ng cho nh\u1eadn th\u1ee9c v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/h2>\n\n<p>Trong khi m\u1ed9t s\u1ed1 h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c Timelapse ghi l\u1ea1i c\u00f3 t\u00ednh ch\u1ea5t nghi\u00eam t\u00fac, th\u00ec ch\u00fang c\u0169ng \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 gi\u00e1o d\u1ee5c v\u00e0 v\u1eadn \u0111\u1ed9ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch cung c\u1ea5p h\u00ecnh \u1ea3nh tr\u1ef1c quan r\u00f5 r\u00e0ng v\u1ec1 nh\u1eefng thay \u0111\u1ed5i \u0111\u00e3 x\u1ea3y ra tr\u00ean Tr\u00e1i \u0111\u1ea5t, Timelapse c\u00f3 th\u1ec3 truy\u1ec1n c\u1ea3m h\u1ee9ng cho ng\u01b0\u1eddi xem \u0111\u1ec3 suy ng\u1eabm v\u1ec1 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi v\u00e0 xem x\u00e9t nh\u1eefng c\u00e1ch s\u1ed1ng m\u1edbi b\u1ec1n v\u1eefng h\u01a1n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c t\u00ednh n\u0103ng v\u00e0 ch\u1ee9c n\u0103ng b\u1ed5 sung<\/h2>\n\n<p>Ngo\u00e0i kh\u1ea3 n\u0103ng kh\u00e1m ph\u00e1 h\u00ecnh \u1ea3nh Timelapse theo tr\u00ecnh t\u1ef1 th\u1eddi gian, ng\u01b0\u1eddi d\u00f9ng c\u0169ng c\u00f3 th\u1ec3:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ecdn c\u00e1c v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 \u0111\u1ec3 ki\u1ec3m tra nh\u1eefng thay \u0111\u1ed5i theo th\u1eddi gian.<\/li>\n<li>So s\u00e1nh c\u00e1c kho\u1ea3ng th\u1eddi gian kh\u00e1c nhau \u0111\u1ec3 quan s\u00e1t qu\u00e1 tr\u00ecnh ti\u1ebfn tri\u1ec3n c\u1ee7a nh\u1eefng thay \u0111\u1ed5i.<\/li>\n<li>T\u1ea3i xu\u1ed1ng h\u00ecnh \u1ea3nh \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao \u0111\u1ec3 ph\u00e2n t\u00edch s\u00e2u h\u01a1n ho\u1eb7c m\u1ee5c \u0111\u00edch gi\u00e1o d\u1ee5c.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n<p>Google Timelapse l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ed9t ph\u00e1 cho ph\u00e9p ch\u00fang ta tr\u1ef1c ti\u1ebfp ch\u1ee9ng ki\u1ebfn s\u1ef1 bi\u1ebfn \u0111\u1ed5i to l\u1edbn \u0111\u00e3 di\u1ec5n ra tr\u00ean h\u00e0nh tinh c\u1ee7a ch\u00fang ta trong ba th\u1eadp k\u1ef7 qua. Th\u00f4ng qua h\u00ecnh \u1ea3nh c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao v\u00e0 ch\u1ee9c n\u0103ng tr\u1ef1c quan, Timelapse cung c\u1ea5p m\u1ed9t ngu\u1ed3n t\u00e0i nguy\u00ean gi\u00e1 tr\u1ecb cho c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u, nh\u00e0 gi\u00e1o d\u1ee5c, nh\u00e0 m\u00f4i tr\u01b0\u1eddng h\u1ecdc v\u00e0 b\u1ea5t k\u1ef3 ai quan t\u00e2m \u0111\u1ebfn vi\u1ec7c hi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi tr\u00ean Tr\u00e1i \u0111\u1ea5t.<\/p>","protected":false},"excerpt":{"rendered":"<p>Google Timelapse: C\u00e1i nh\u00ecn t\u1eeb v\u1ec7 tinh v\u1ec1 h\u00e0nh tinh \u0111ang thay \u0111\u1ed5i c\u1ee7a ch\u00fang ta H\u00ecnh \u1ea3nh v\u1ec7 tinh ti\u1ebft l\u1ed9 s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a Tr\u00e1i \u0111\u1ea5t T\u00ednh n\u0103ng&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[728],"tags":[34,19360,889,19361,7787,368],"class_list":["post-14419","post","type-post","status-publish","format-standard","hentry","category-earth-sciences","tag-climate-change","tag-google-timelapse","tag-satellite-imagery","tag-urban-expansion","tag-coastal-development","tag-environmental-impact"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14419","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=14419"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14419\/revisions"}],"predecessor-version":[{"id":14420,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/14419\/revisions\/14420"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=14419"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=14419"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=14419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}