{"id":13092,"date":"2021-07-08T11:00:00","date_gmt":"2021-07-08T14:00:00","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=13092"},"modified":"2023-01-05T13:48:01","modified_gmt":"2023-01-05T16:48:01","slug":"arctic-sea-ice-thinning-in-the-fast-lane","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/id\/penipisan-es-laut-arctic-di-lajur-cepat\/","title":{"rendered":"Penipisan Es Laut Arktik, di Jalur Cepat"},"content":{"rendered":"<h2><strong>Kutub Utara menipis dua kali lebih cepat dari yang diperkirakan.<\/strong><\/h2>\n\n\n\n<p>Sebuah model terbaru menunjukkan bahwa es laut di sepanjang pantai Kutub Utara menipis dua kali lebih cepat dari yang diperkirakan.<\/p>\n\n\n\n<p>Alam semakin memburuk dengan meningkatnya pemanasan global dan perubahan iklim. Es di kutub yang mencair dengan cepat menyebabkan hilangnya keanekaragaman hayati dan juga meningkatkan kekhawatiran akan naiknya permukaan air laut.<\/p>\n\n\n\n<p class=\"has-text-align-center\">Lihat <a href=\"https:\/\/mindthegraph.com\/app\/illustrations\">Galeri Mind the Graph<\/a> untuk ilustrasi yang berhubungan dengan es laut. Klik pada gambar di bawah ini!<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mindthegraph.com\/app\/illustrations?search=Sea%20ice\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"758\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/sea-ice-1024x758.jpg\" alt=\"ilustrasi es laut dari mind the graph gallery \" class=\"wp-image-13093\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/sea-ice-1024x758.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/sea-ice-300x222.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/sea-ice-768x568.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/sea-ice.jpg 1116w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>Ketebalan es laut berfungsi sebagai barometer untuk memahami keadaan wilayah Arktik. Semakin tebal es, semakin banyak isolasi termal yang berfungsi, mencegah suhu permukaan laut naik selama musim dingin dan memberikan perlindungan di musim panas dari panas.<\/p>\n\n\n\n<p>Pencairan musim panas di Kutub Utara juga cenderung tidak didukung oleh es yang lebih tipis.<\/p>\n\n\n\n<p>Oleh karena itu, para peneliti telah mengevaluasi hasil dari program komputer yang baru dikembangkan yang dimaksudkan untuk memperkirakan perbedaan kedalaman salju setiap tahun dan mengidentifikasi <strong>penipisan es laut<\/strong> dipercepat lebih jauh dari yang diantisipasi.<\/p>\n\n\n\n<h2><strong>Maksud dan tujuan penelitian<\/strong><\/h2>\n\n\n\n<p>Karena lapisan es laut memoderasi pertukaran udara-air dan perpindahan panas antara lautan dan atmosfer, hal ini berimplikasi pada ekosistem regional, pola angin hemisfer, dan iklim global.<\/p>\n\n\n\n<p>Isolasi termal meningkat dengan es laut yang lebih tebal, sehingga suhu tetap lebih rendah di musim dingin.<\/p>\n\n\n\n<p>Ketebalan es laut selama akumulasi salju juga menentukan kedalaman es laut di bawah permukaan air, yang berkontribusi secara substansial terhadap pertumbuhan termodinamika es laut. Oleh karena itu, ketebalan es laut merupakan indikator penting bagi kesehatan wilayah tersebut.&nbsp;<\/p>\n\n\n\n<p>Para peneliti menggunakan metode <a href=\"https:\/\/www.esa.int\/\" target=\"_blank\" rel=\"noreferrer noopener\">CryoSat-2<\/a> radar satelit untuk mengukur ketebalan es laut untuk penelitian ini.<\/p>\n\n\n\n<p class=\"has-large-font-size\">Tujuannya adalah untuk membandingkan data yang tersedia dari model lama dengan model baru yang melibatkan perubahan iklim.<\/p>\n\n\n\n<p>Ketinggian es di atas air dapat diketahui dengan menghitung waktu yang dibutuhkan gelombang radar untuk memantul, sehingga dapat memperkirakan ketebalannya.<\/p>\n\n\n\n<p>SnowModel-LG, sebuah model akumulasi salju Lagrangian, digunakan untuk memprediksi total kedalaman dan kepadatan salju di berbagai lokasi di sekitar Samudra Arktik dengan mempertimbangkan analisis angin, suhu, curah hujan, dan gerakan es.<\/p>\n\n\n\n<p>Hal ini diikuti dengan menggabungkan hasil dari model salju dengan data dari radar satelit untuk memperkirakan seberapa cepat ketebalan es laut di Kutub Utara menurun, dan bagaimana hal itu dapat bervariasi dari waktu ke waktu.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash.jpg\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"768\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-1024x768.jpg\" alt=\"es besar di badan air\" class=\"wp-image-13094\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-1024x768.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-300x225.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-768x576.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-1536x1152.jpg 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/cassie-matias-wgjlk0lo7-a-unsplash-2048x1537.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Sumber gambar: <a href=\"https:\/\/unsplash.com\/photos\/Wgjlk0Lo7-A\">Unsplash<\/a> oleh <a href=\"https:\/\/unsplash.com\/@cass4504\">Cassie Matias<\/a><\/figcaption><\/figure>\n\n\n\n<h2><strong>Hasilnya:<\/strong><\/h2>\n\n\n\n<p>Faktor 50 persen ditambahkan pada variabilitas ketebalan es laut di laut marjinal dengan memasukkan variabilitas tutupan salju.<\/p>\n\n\n\n<p>Menurut penelitian mereka, fluktuasi tutupan salju berkontribusi pada peningkatan variabilitas dalam ketebalan es laut yang disimpulkan, meningkat dari sekitar 20% menjadi lebih dari 70% pada skala waktu musiman.<\/p>\n\n\n\n<p>Tren berbasis data SnowModel-LG juga teramati dalam statistik ketebalan es laut, memperkuat penurunan di area-area yang sudah ada, dan menyebabkan kerugian besar di lokasi-lokasi yang belum memilikinya.<\/p>\n\n\n\n<p>Meningkatnya jejak karbon menyebabkan berkurangnya lapisan es karena manusia telah secara signifikan meningkatkan jumlah aktivitas yang mempengaruhi lingkungan. Beberapa spesies hewan di daerah kutub juga kehilangan habitat akibat pencairan ini. Pendekatan holistik untuk mengevaluasi ketebalan es laut akan diberikan melalui model terintegrasi, yang menjembatani kesenjangan sistem analisis yang sudah ketinggalan zaman dan memasukkan faktor-faktor seperti perubahan iklim.<\/p>\n\n\n\n<p>Penelitian mereka merupakan tonggak penting yang pasti dapat berkontribusi pada gambaran yang lebih besar untuk melihat penyebab sebenarnya.<\/p>\n\n\n\n<p>Untuk mengetahui lebih lanjut tentang penelitian mereka, lihat referensi yang disebutkan di bawah ini.&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/tc.copernicus.org\/articles\/15\/2429\/2021\/\">Robbie D. C. Mallett, Julienne C. Stroeve, Michel Tsamados, Jack C. Landy, Rosemary Willatt, Wisnu Nandan, Glen E. Liston. Penurunan yang lebih cepat dan variabilitas yang lebih tinggi pada ketebalan es laut di lautan Arktik marjinal ketika memperhitungkan tutupan salju yang dinamis. Kriosfer, 2021; 15 (5): 2429<\/a>  <a href=\"https:\/\/tc.copernicus.org\/articles\/15\/2429\/2021\/\">DOI: 10.5194\/tc-15-2429-2021<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Kutub Utara menipis dua kali lebih cepat dari yang diperkirakan. Sebuah model terbaru menunjukkan bahwa es laut di sepanjang pantai Kutub Utara menipis dua kali lebih cepat dari yang diperkirakan. Alam semakin memburuk dengan meningkatnya pemanasan global dan perubahan iklim. Ketika es di kutub mencair dengan cepat, hal ini menyebabkan hilangnya keanekaragaman hayati dan menimbulkan kekhawatiran [...]<\/p>","protected":false},"author":18,"featured_media":13111,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[554],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Arctic Sea Ice Thinning, in the Fast Lane - MTG<\/title>\n<meta name=\"description\" content=\"Nature is deteriorating with increasing global warming and climatic changes, and the sea ice along the coasts of the Arctic is thinning two times faster than expected.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/id\/penipisan-es-laut-arctic-di-lajur-cepat\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arctic Sea Ice Thinning, in the Fast Lane\" \/>\n<meta property=\"og:description\" content=\"Nature is deteriorating with increasing global warming and climatic changes, and the sea ice along the coasts of the Arctic is thinning two times faster than expected.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mindthegraph.com\/blog\/id\/penipisan-es-laut-arctic-di-lajur-cepat\/\" \/>\n<meta property=\"og:site_name\" content=\"Mind the Graph Blog\" \/>\n<meta property=\"article:published_time\" content=\"2021-07-08T14:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-05T16:48:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/post-thinning-arctic-sea-facebook-01.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Bruna Soldera\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Arctic Sea Ice Thinning, in the Fast Lane\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/07\/post-thinning-arctic.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Bruna Soldera\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Arctic Sea Ice Thinning, in the Fast Lane - 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