1. Introduction 2. Wastewater treatment: An overview 3. Methods for Wastewater treatment 4. Inorganic pollutants and their degradation with nanomaterials 5. Organic pollutant and dye degradation with nanocomposites 6. Polymer-based composite for wastewater treatment 7. Sodium Alginate and its application for science 8. Sodium Alginate-based nanocomposite for wastewater treatment 9. Hydrogels reaction with Sodium Alginate over pollutant degradation 10. Recent advancement in nanogel-based Sodium Alginate for water treatment 11. Sodium Alginate-Based Nanoadsorbents For Wastewater Treatment: Synthesis and Characterizations 12. Aerogel of Sodium Alginate and its behaviour towards wastewater treatment 13. Characterization of Sodium Alginate beads and degradation of pollutants: A critical approach 14. Sodium Alginate-based nanofiber for wastewater treatment 15. Recent advancement and development of blended Sodium Alginate wastewater treatment