1. Water Importance and Pollution Sources; Recommended Limits of Pollutants. 2. Microbial Bioremediation of Pesticides and Future Scope. 3. Applied Techniques for Wastewater Treatment; Physicochemical, and Biological Methods. 4. Adsorption as an Emerging Technology, And its New Advances of Eco-Friendly Characteristics: Isotherm, Kinetics, and Thermodynamics Analysis.

5. Potential of Algae in The Phyco-Remediation of Wastewater and Valorisation of Produced Biomass. 6. Recycling of Fruits By-Products for Wastewater Treatment Applications. 7. Metal Oxide-Based Antibacterial Nano-Agents for Waste Water Treatment. 8. Electro-Chemical Treatment as a Promising Advanced Technique for Industrial Wastewater Treatment: Techno-Economic Evaluation and Challenge of Application in Egypt.

9. Lignocellulosic-Based Sorbents: A Sustainable Framework for the Adsorption of Pharmaceutical and Heavy Metal Pollutants in Wastewater. 10. Valorization of Industrial Solid Waste to Green Sustainable Products. 11. Reclaim Irrigation Water Affect Soil Properties, and Lettuce (Lactuca Sativa L) grwoth, yield and quality. 12. Artificial Intelligence and Machine Learning of Petroleum Waste Water Treatment by Nanofilteration Membranes.