1. An overview of synthesis techniques for functional photocatalysts 2. Occurrence and risks of emerging pollutants in waterbodies 3. Construction of visible light photocatalysts through band gap engineering 4. Overview of characterization techniques for advanced photocatalyst 5. Two-dimensional materials for photocatalytic degradation 6. Plasmonic photocatalytic materials for pollutants removal 7. Metal-organic frameworks (MOFs) for photocatalytic applications 8. Carbon nitride supported semiconductor photocatalyst for wastewater treatment 9. Persulphate, Peroxymonosulphate aided semiconductor photocatalysts 10. Photocatalytic studies of Type-II, Z, and S scheme heterojunctions 11. Photocatalytic degradation of trace level pollutants and elements in waterbodies 12. Advanced photoreactors used for degradation processes 13. Photo catalytic degradation of antibiotics and pharma pollutants in water 14. Photocatalytic degradation of triazine based pesticides 15. Photocatalytic inactivation of harmful algae and bacteria in water