1. Sustainable management of municipal wastewater reverse osmosis concentrate: Treatment with biological activated carbon based processes for safe disposal.- 2. Sustainable Wastewater Management through decentralised systems: case studies.- 3. Nanofiltration Membrane of Dye Bath towards Zero Liquid Discharge - A Technical and Economic Evaluation.- 4. Treating car wash wastewater by ceramic ultrafiltration membranes for reuse purposes.- 5. Microalgae as Bio-Converters of Wastewater Into Biofuel and Food.- 6. Effect of hybrid photocatalysis and ceramic membrane filtration process for humic acid degradation.- 7. Potential Use of Biochar from Sugar Cane Bagasse for Treatment of Textile Wastewater.- 8. Disinfection By-Products in Recycled Waters.- 9. Functional Nano-porous Titanium Dioxide for Separation Applications - Synthesis Routes and Properties to Performance Analysis.- 10. Addressing Water Scarcity in Tamilnadu - New Perspective.- 11. Repair or replace- Technologies available for Trenchless Remediation of existing infrastructure.