IAS, Salamudin During these years, major shift in behavior was noted since 2000. As it flows, the glacier grinds the underlying rock surface and carries the debris along. Since January 2018, nearly 130 tonnes of waste has been brought down from the Siachen Glacier and disposed of. Glaciers [UPSC Geography Notes GS1] Glaciers are a bulk of ice moving under its weight. The rate of erosion is determined by several factors such as the velocity of flow, gradient of the slope, the weight of the glacier, the temperature of the ice and the geological structure of the valley. Exam Pattern, JKPSC A relatively small proportion of the world’s ice occurs beneath the land surface as ground ice. Course, Foundation - card, RRB JE (UPSC CSAT 2014) 1 only. Best current affairs & GK article on Glaciers ☰ Hello Guest ! digit mobile number, UPSC Exam Glaciers: The main glaciers are found in the Great Himalayas and the Trans-Himalayan ranges (Karakoram, Ladakh and Zaskar). Course, Target - XII Answer Key Today, about 10% of land area on Earth is covered with glacial ice. The movement of glaciers is slow, unlike water flow. 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This document is highly rated by UPSC students and has been viewed 1 times. It is form by the accumulation of snow exceeds its ablation (melting and sublimation) over many years. Materials, Answer Geomorphic Agents. Aspirants are exhorted not to invest energy and time in mugging up the names and events but give it a casual read. It is the largest reservoir of fresh water on the Earth (75 percent of the world's fresh water). The stratified surface thus formed is called as an outwash plain and a downward extension of the deposited finer particles and clay material is called valley train. Here the glaciers are located at high altitudes not lower than 5,200 m and most glaciers are of small size. both - Himalayan and Peninsular. Pattern, MPSC Latest current affairs articles for Civil Services Examination. The largest of Indian glaciers occur in the Karakoram range, viz. Because of its size (1.9 lakh sq.km. The artificial glaciers, being quite close to the villages, melt earlier than the natural glaciers. - Recruitment Notification, NPSC Pankaj Singh, Foundation The larger glaciers are thinning in size and smaller glaciers are retreating. Aretes or Pyramidal Peaks: When two corries cut back on opposite sides of a mountain, knife-edged ridges are formed called Aretes. Glaciers are slow ( few centimeters to few meters a day, it is not fast as water movement. The Army has made bringing down waste a part of the Standard Operating Procedure (SOP) for troops under the concept of waste management because in the high altitude areas of 18,000 to 21,000 feet nothing degrades at sub-zero temperatures. Nothing from Indian rivers but asked from world rivers – 2019: Glacier vs river pair question asked. Black carbon concentrations near the Gangotri glacier rose 400 times in summer due to forest fires and stubble burning from agricultural waste, and triggered glacial melt. Dec 07, 2020 - GC Leong: Summary of Landforms of Glaciation Notes | EduRev is made by best teachers of UPSC. PSC, Uttar Pradesh The larger glaciers are thinning in size and smaller glaciers are retreating. Cirques are horseshoe shaped, deep, long and wide troughs or basins with very steep to vertically dropping high walls at its head as well as sides. PSC, Jammu The geography syllabus for UPSC Prelims Geography contains Indian and World Geography. Okjokull is the first Icelandic glacier to lose its status as glacier. Writing Practice for UPSC Mains, IAS Toppers the most difficult exams, Live Online. Navigation. Mains level : Sea level rise and global warming. Examples include glacial moraines, eskers, and kames. They are the most visible evidence of global warming today. 100 Case Studies by S. Ansari, General Thus, there is a wide overlap with the hydrosphere. Course, Foundation - The syllabus demands the aspirants to mug up both concepts and facts. Bergschrund: a deep crack at the head of the glacier. PSC - Exam Pattern and Syllabus, Mizoram Card, UPSC When the glaciers retreated leaving behind their freight of crushed rock and sand (glacial drift), they created characteristic depositional landforms. / HPSC - Recruitment Notification, HPCS Optional by AAI IAS, Ethics Glaciers can cause great damage to in weathered rocks and can reduce High mountain to … One end of the drumlins facing the glacier called the stoss end is blunter and steeper than the other end called the tail. Optional & Test Series by MitraPal, Geography Context: Researchers recently conducted a study on varying levels of Black Carbon in Himalayas. Success Point IAS Academy, Ankit Bansal - and kashmir KAS, General UPSC MAG: UPSC BOOKS || NEWSPAPER || STRATEGY app is for UPSC as well as SSC, BANK, RAILWAY, NDA, CDS aspirants to get knowledge in Free. - Exam Pattern and Syllabus, IES Tutorial, GATE Engineers Career Group, Current Glacial Landforms. 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