1. Sources, Classifications, Constituents and Best Available Treatment Technologies for Various Types of Wastewaters 2. Aquananotechnology; A smart translation of ingredients in Agriculture Industry 3. Nanomaterials for Aquatic Contamination Sensing and Remediation 4. Role of polymeric nanocomposite membranes for removal of textile dyes from wastewater 5. Water pollutant and nano-sensors 6. Metal oxides based ternary nanocomposites for water treatment. 7. Wastewater remediation using coal fly ash nanocompsites 8. Nano-biochar composites for phytoremdtion of wastewater pollutants 9. Micro-/Nano-Scale Biodegradable Hydrogel: Water purification, Management, Conservation and Agrochemical Delivery 10. Arsenic removal from drinking water using nanomaterials 11. Bionanocomposites for wastewater treatment 12. Nanoadsorbents for Water/Wastewater Remediation 13. Nanotechnology for Detection and control of Waterborne Pathogens 14. Nanomaterials for pesticides degradation from wastewater 15. Nanoscale Zero-Valent Iron for Water Treatment 16. Carbon-based nanomaterials for wastewater treatment 17. Silver nanoparticles for wastewater treatment 18. Nanoadsorbents and nanocatalysts for decontamination of water from xenobiotics 19. Zeolite Nano-filtration membrane for water decontamination 20. Zinc nanoparticles for wastewater treatment 21. Water remediation using photocatalytic polymer composites 22. Metal-Organic Framework-Based Processes for Water Desalination: Current Development and Future Prospects 23. Nanotechnology in coagulation-flocculation treatments of wastewater 24. Carbon Nanotube Based Thin Films Nanocomposites for Water Purification: Future of Desalination of Water 25. Agricultural Waste Based-Nanomaterials: Green Technology for Water Purifications

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