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🗺️Geography
Geography8/18/2026

Major Mountain Passes of India: Strategic Geography, Himalayan Gaps and Tunnels Guide for UPSC

A comprehensive UPSC geography directory of India's major mountain passes across Ladakh, Jammu & Kashmir, Himachal Pradesh, Uttarakhand, Sikkim, Arunachal Pradesh, and the Western Ghats, featuring strategic tunnels (Atal, Sela, Zojila, Shinku La).

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UPSC Planner Editorial Team
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🗺️Geography
Geography8/17/2026

Major River Systems of India: Himalayan vs Peninsular Rivers, Tributaries, Origin & Basins for UPSC

A comprehensive guide to India's major river systems, covering Himalayan and Peninsular rivers, left and right-bank tributaries, Panch Prayag, drainage patterns, and river-interlinking projects for UPSC CSE.

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UPSC Planner Editorial Team
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