This proceedings book provides a comprehensive compilation of research papers that tackle key issues in the field. The book serves as a platform for academics, researchers, and industry professionals to explore and discuss the rethinking of biomass and waste management, biomass conversion processes, biomass applications, and the end-use of bio-products. Readers will find a rich array of topics covered, including biomass processing technologies, the production and utilization of solid and liquid biofuels, renewable gas production and applications, sustainable sourcing of biomass, market research on biomass and waste supply, bioenergy demand and supply analysis, international, national, and local markets and policy considerations, marketing models for bioenergy production, biochemical and product development technologies, biomass thermochemical and biochemical conversion, biorefineries, the sustainable bioeconomy, added-value products from biomass, energy prospects, and circular urbanand industrial metabolism. With contributions from experts in the field, this book offers valuable insights and advances the discourse on the efficient utilization of biogenic resources on an international scale.