Chapter 1. Biomass Energy Utilization, Conversion Technologies -- Chapter 2. Biohydrogen Production Using Microbial Electrolysis Cell -- Chapter 3. Biohydrogen Production Using Microbial Electrolysis Cell -- Chapter 4. Microbial Waste Biomass as A Resource of Renewable Energy -- Chapter 5. Vanadium Redox Flow Batteries for Large Scale Energy Storage -- Chapter 6. Biomass Fast Pyrolysis Simulation: A Thermodynamic Equilibrium Approach -- Chapter 7. Potential of waste cooking oil for emphasizing on biodiesel: Put waste to Green Energy -- Chapter 8. Low Cost Biomass Adsorbents for Arsenic Removal from Wastewater -- Chapter 9. Biodiesel Production from Algal Biomass -- Chapter 10. Valorisation of Agricultural and Food Waste Biomass for Production of Bioenergy -- Chapter 11. Biomass Conversion: Production of oxygenated fuel additives -- Chapter 12. Application of microbial based adsorbent for removal of heavy metal from aqueous solution. .