This video is meant for IGNOU / Indira Gandhi National Open University students studying ONR-002 Basics of Hydrology for CWHM, BAG, BAECH, BAHIH, BAPSH, BAPCH, BAPAH, BASOH, BSCANH, BAEGH, BSCG, BCOMG. This video lecture covers the lesson on Introduction to Hydrology. This video has been curated by IGNOU experts and presented to you within our guidebooks and courses. To make the best of your studies, check out guidebooks by Gyaniversity Publications and the online courses by Gyaniversity Education.