This edited volume covers sustainable biomass valorization and its application in various sectors.

1. Utilization of Agri-waste biomass and its mechanism in enhancing the functioning of biostimulants in plants.- 2. Biomass Utilization to Produce Valuable Products.- 3. Resource Recovery from Food Waste through Conversion to Value Added Products.- 4. Waste Biomass Waste Biomass Conversion in Useful Various Chemicals.- 5. Phytomining: An Innovative Technique for Sustainable Recovery of Valuable Metals/Metalloids from Agro-Industrial and Mining Wastes.- 6. Production of Bioethanol using Waste Biomass.- 7. Energy production from sugarcane bagasse and rice husk.- 8. Utilization of Agro-Waste as a Reinforcement Material in Polymer Matrix for Biodegradable Packaging Applications.- 9. Bioenergy from Agro-waste: A Sustainable Solution for Energy Needs.- 10. Algae Biomass Valorization for Wastewater Remediation.- 11. Microalgae Synthesis for Biodiesel Production.- 12. Conventional Methods and Technological Advancements of Ethanol Production from Lignocellulosic Biomass.