Subject(s): Sanitation -- Panchayathi Raj -- Rural sanitation and health models : UNICEF assisted programs- Tamil Nadu, West Bengal, Rajasthan, Uttar Pradesh -- World bank assisted programs : Gujarat, Karnataka, Maharashtra, world health organization -- Government of india assisted programs, National scheme of liberation and rehabilitation of scavengers -- Sulabh international social service organization (SISSO) assisted programs - Haryana, Orissa, Bihar, Rajasthan, Goa -- M.S Swaminathan research foundation in Pondicherry- Biovillage model- sustainable agriculture and rural development