The Central Pollution Control Board (CPCB) in association with State Pollution Control Boards, monitors the water quality of rivers.
21 Jul 2019 4:25 PM
Level of 4 major river basins inside Kathmandu valley- Bagmati, Bishnumati, Manohara, Nakkhu rivers to rise above alert level in few days.
12 Jul 2019 3:13 PM
Here is what a new study has found.
20 May 2018 10:18 AM