Kozhikode: The Kerala Catholic Youth Movement (KCYM), Thamarassery diocese, will organise a mass painting and signature campaign in the district on Tuesday to mobilise public support for a speedy ban on Endosulfan. Artists, youth organisation members, priests, nuns and students from various parts of the district will attend the programme, scheduled to begin at Mananchira at 2.30 p.m. Fr.