With the festive season soon approaching, the National Green Tribunal, NGT has passed a slew of directions to prevent pollution of the Yamuna river. It includes a ban on immersion of idols except those made from bio-degradable material. <br/><br/>A bench headed by the NGT Chairperson Justice Swatanter Kumar yesterday said, idol immersion should be allowed only of the ones which are made from bio-degradable material and not plastic or plaster of Paris. Only those colours should be used on the idols which are environment-friendly. <br/><br/>Favouring designated sites for immersion of idols, the tribunal directed Irrigation Department of the Delhi government and Uttar Pradesh to hold a meeting with the Vice Chairman of Delhi Development Authority to immediately identify such sites. <br/><br/>The tribunal has directed the authorities concerned to notify and publicise about immersion of idols on ghats to enable the people know about the identified sites for immersion.<br/><br/>It has also ordered all the public authorities including the Delhi government to provide mobile toilets or bio-toilets near the ghats.