The National Green Tribunal has ordered regular pesticide monitoring of Bhopal. Bhopal (Madhya Pradesh): The National Green Tribunal (NGT) has directed the Madhya Pradesh Pollution Control Board (MPPCB) to regularly monitor water quality in Bhopal’s Upper Lake to check for pesticide residues amid concerns over chemical use in water chestnut cultivation. The tribunal also ordered measures to regulate cultivation and promote organic farming, along with crop testing reports, within three months.