A plea has been filed in the National Green Tribunal's (NGT) principal bench seeking directions to Central Board of Pollution Control (CPCB) , Uttar Pradesh Pollution Control Board (UPPCB) and other authorities to ensure the compliance of the guidelines issued by NGT pertaining to maintaining purity of the rivers during the ongoing Maha Kumbh Mela at Prayagraj.In Kamlesh Singh v. State of UP,...