M. C. Mehta v. Union of India
AIR 1998 SC 2340
In spite of giving many orders to control vehicular pollution, the outcome was not satisfactory. Court directed counsel of parties to give list of persons who may be appointed as Court Officers to suggest manner in which they can assist administration to carry out their obligations, Affidavits also directed to be filed by Ministry of Petroleum and of Surface Transport to disclose steps taken by them for supply of lead free petrol. Pollution Control Committee also directed to submit report regarding steps taken by them for controlling vehicular pollution.