Gangotri se lekar ganga sagar tak vibhinn pariyojnao ka subharambh - Bharat. Jal Sansadhan, Nadi Vikas evam Ganga Sanrakshan Mantralaya (New Delhi Jal Sansadhan, Nadi Vikas evam Ganga Sanrakshan Mantralaya)
Keywords: GANGA; ECOLOGY