1. Scientometric analysis of microalgae wastewater treatment 2. Scientometric analysis of consortium-based wastewater treatment 3. Metabolic Engineering of Algal strains for enhancing wastewater treatment 4. Lab-scale to commercial-scale cultivation of microalgae 5. Valorisation of microalgal biomass for biofuels 6. Valorisation of microalgal biomass for Food 7. Valorisation of microalgal biomass for fertilizers and Nano-particles 8. Life Cycle Assessment of wastewater treatment by microalgae 9. Life Cycle Assessment of microalgal biomass for valorisation 10. Biorefinery and Bioremediation potential of microalgae 11. Recent developments, challenges, a prospectus of valorisation of microalgal biomass 12. Non-conventional treatments of agro-industrial wastes and wastewaters by heterotrophic/mixotrophic cultivations of microalgae and Cyanobacteria 13. Ecological and Environmental Services of microalgae 14. Valorisation of Microalgae for Biogas Methane Enhancement 15. Aquatic Microalgal Biofuel Production 16. Algal Cultivation in the Pursuit of Emerging Technology for Sustainable Development