The southern Bench of the National Green Tribunal has directed the Tamil Nadu Pollution Control Board to check if untreated effluents were released from SIDCO Industrial Estate, Ambattur, around Korattur lake. The Korattur Eri Padukappu Makkal Iyakam had filed a petition alleging that several establishments such as Godrej & Boyce Manufacturing Company, Tube Investments of India Ltd., Universal Engineers Chennai …