{"id":110724,"date":"2024-05-28T20:16:46","date_gmt":"2024-05-28T14:46:46","guid":{"rendered":"https:\/\/pwonlyias.com\/stage\/?post_type=current-affairs&#038;p=110724"},"modified":"2024-05-29T15:45:54","modified_gmt":"2024-05-29T10:15:54","slug":"mount-ibu","status":"publish","type":"current-affairs","link":"https:\/\/pwonlyias.com\/stage\/current-affairs\/mount-ibu","title":{"rendered":"Mount Ibu"},"content":{"rendered":"<h2><span style=\"font-size: 18pt;\"><strong>Context<\/strong><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, Mount Ibu experienced another eruption in Indonesia.<\/span><\/p>\n<h2><span style=\"font-size: 18pt;\"><strong>About Mount Ibu<\/strong><\/span><\/h2>\n<p><b>It is <\/b><span style=\"font-weight: 400;\">an active stratovolcano.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Volcanic Activity in Indonesia:<\/b><span style=\"font-weight: 400;\"> Volcanic activity is a recurring phenomenon across Indonesia, with eruptions happening in various volcanoes. Indonesia sits within the Pacific &#8220;Ring of Fire,&#8221; a region known for frequent earthquakes and volcanic eruptions.\u00a0<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">The nation is home to 127 active volcanoes.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><span class=\"vc_button\"><a href=\"https:\/\/www.pw.live\/batches\/upsc?utm_source=seo+upsc+batch&#038;utm_medium=seo+upsc&#038;utm_campaign=seo&#038;utm_id=upsc\" target=\"_blank\" rel=\"noopener\">Enroll now for UPSC Online Course<\/a><\/span><\/p>\n<h2><span style=\"font-size: 18pt;\"><strong>Features of Stratovolcanoes<\/strong><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Distinctive Shape:<\/b><span style=\"font-weight: 400;\"> Stratovolcanoes have a conical shape, crafted by layers of volcanic material accumulated over successive eruptions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Varied Slopes:<\/b><span style=\"font-weight: 400;\"> Stratovolcanoes are known for their steep slopes, featuring a summit crater where both explosive and effusive eruptions occur intermittently.\u00a0<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Some may also have collapsed summit craters known as calderas.<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Composition:<\/b><span style=\"font-weight: 400;\"> Comprising alternating layers of lava, ash, and tephra, stratovolcanoes exhibit a layered appearance.<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">The magma that generates this lava typically consists of high to intermediate levels of silica, such as rhyolite, dacite, or andesite, with smaller amounts of less viscous mafic magma.<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Geographical Location:<\/b><span style=\"font-weight: 400;\"> Often located above subduction zones, where tectonic plates converge, stratovolcanoes are commonly found in regions of intense volcanic activity, such as the Pacific &#8220;Ring of Fire,&#8221; spanning a significant portion of the Pacific Ocean.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>High Viscosity:<\/b><span style=\"font-weight: 400;\"> Due to its high viscosity, lava from stratovolcanoes often solidifies quickly, limiting its spread before cooling and hardening.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-110867\" src=\"https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641.webp\" alt=\"Mount Ibu\" width=\"501\" height=\"328\" srcset=\"https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641.webp 1649w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641-300x196.webp 300w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641-1024x671.webp 1024w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641-768x503.webp 768w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641-1536x1006.webp 1536w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2024\/05\/volcano-cotopaxi-ecuador-6656fd37de641-1568x1027.webp 1568w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><\/p>\n<h2><span style=\"font-size: 18pt;\"><strong>Examples of Stratovolcanoes<\/strong><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Nevado del Ruiz Volcano<\/b><span style=\"font-weight: 400;\">: Situated in the Andes Mountains of Colombia, Nevado del Ruiz stands out as a notable stratovolcano recognized for its conical form and frequent explosive eruptions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ubinas Volcano:<\/b><span style=\"font-weight: 400;\"> Located in the Andes Mountains of Peru, Ubinas is recognized as a significant stratovolcano due to its steep slopes and frequent eruptions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Cotopaxi: <\/b><span style=\"font-weight: 400;\">Cotopaxi, an active stratovolcano, sits within the North Volcanic Zone Belt of the Andean Volcanic Belt in the Pichincha\/Cotopaxi province of Ecuador. 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