The rapid increase in agricultural production and associated organic residues has led to a critical need for sustainable waste management strategies. Millet, a staple cereal crop with significant global cultivation, generates substantial quantities of post-harvest residues, which are often underutilized or disposed of through environmentally harmful practices. This research explores millet-derived organic waste as a viable feedstock for bioenergy and value-added chemical production, emphasizing its potential to provide low-cost, sustainable alternatives to fossil fuel-based energy and chemical processes. Drawing on recent advancements in waste valorization, microbial technologies, and biofuel engineering, this study critically evaluates methods for transforming millet residues into biogas, bioethanol, and other bio-based chemicals. The analysis integrates the principles of effective microbial treatment (EM) and in-vessel composting to optimize degradation and enhance yield, while also considering the environmental and economic implications of large-scale adoption (Freitag, 2000; Anand, 2011). Methodologically, the study synthesizes theoretical frameworks with empirical data from prior studies, highlighting the biochemical pathways, microbial consortia, and process parameters essential for efficient conversion. The findings demonstrate that millet waste, due to its lignocellulosic composition and nutrient profile, is a highly suitable substrate for bioenergy generation and bioproduct synthesis, offering cost advantages over conventional feedstocks (Deshwal & Singh, 2025). Critical analysis reveals that while technological feasibility is established, challenges remain in scaling processes, maintaining microbial efficiency, and integrating these systems into existing agricultural and energy infrastructures. This paper contributes to the ongoing discourse on sustainable agriculture and circular bioeconomy by presenting millet residues as an underexplored resource with significant energy, environmental, and economic potential. The study underscores the necessity for policy support, technological innovation, and cross-sector collaboration to fully realize the benefits of millet-derived bioresources.

Millet waste, bioenergy, biofuels, biochemicals

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