UPSC Prelims · General Studies

Geography

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India: drainage and water resources

The Ganga river system

Headwaters: Bhagirathi from Gangotri, Alaknanda from Satopanth, Devprayag and the Panch Prayag, Haridwar
Left-bank tributaries west to east: Ramganga, Gomati, Ghaghara (Sarda, Kali), Gandak, Burhi Gandak, Kosi, Mahananda
Yamuna: Yamunotri and Bandarpunch, Chambal, Sind, Betwa, Ken; Hindon and Tons; confluence at Prayagraj
Son from Amarkantak; Damodar (Barakar, Maithon and Panchet dams) and the Chotanagpur rivers
Kosi (sorrow of Bihar) and Gandak: shifting courses, oxbow lakes such as Kanwar
Lower Ganga: Farakka barrage, Bhagirathi-Hooghly, Padma and Meghna in Bangladesh, Sundarbans delta