Dr. Sohrab Zendehboudi is a Professor in the Department of Process Engineering at Memorial University (MUN), NL, Canada, and a visiting scholar at the University of California, Berkeley, USA. His research interests include Energy and Environment, Transport Phenomena, and Process Systems Engineering. Dr. Zendehboudi leads a team of engineers and graduate students at MUN conducting research in carbon management, energy, and process sustainability. With nearly 20 years of experience, Dr. Zendehboudi has worked as a process engineer, researcher, instructor, supervisor, and professor at various institutions in Iran, Kuwait, the USA, and Canada. He is currently an associate editor for several journals, including the Canadian Journal of Chemical Engineering and Energies. Dr. Zendehboudi holds a PhD in Chemical Engineering (specializing in Transport Phenomena) from the University of Waterloo, Canada.Dr. Noori Saady is an Associate Professor in the Department of Civil Engineering at Memorial University, Canada. He specializes in converting organic waste into biofuel, bioenergy, and value-added by-products, using biotechnologies such as anaerobic digestion and microbial fuel cells. He received two NSERC Postdoctoral awards and gained valuable experience at Agriculture and Agri-food Canada. Dr. Saady has published over 35 research articles, two book chapters, and presented at numerous national and international conferences. His research is funded by NSERC and the Canadian Agriculture Partnership Program. He has also served as Editor-in-Chief and handling editor for various scientific journals.

• 1. Introduction to Biofuels: Concepts, Types, and Global Trends 2. Feedstock for Biofuels: Resources, Sustainability, and Innovations 3. Biofuel Production Technologies: Processes, Challenges, and Innovations 4. Economic and Environmental Impacts of Biofuels 5. Carbon Footprinting and GHG Emission Reduction Strategies in Biofuels 6. Guidelines and Policies for Biofuel Production in Different Regions 7. Advanced Biofuels: Decarbonizing Transport and Climate Impact 8. Biofuel Blending and Compatibility with Existing Infrastructure 9. Design and Optimization of Bioreactors for Biofuel Production 10. Metabolic Engineering and Biomass Species Design for Enhanced Biofuel Production 11. Social, Ethical, and Economic Considerations in Biofuel Development 12. Future Directions and Innovations in Biofuels