Resource-efficient agricultural waste management is a key component of climate-smart agribusiness, transforming agricultural residues from environmental burdens into valuable resources. Through practices such as composting, organic fertilizer production, biogas generation, biochar production, biomass briquetting, livestock feed processing, and mushroom cultivation, agricultural waste can be converted into products that improve soil fertility, generate renewable energy, reduce greenhouse gas emissions, and create additional income for farmers.BOOK CHAPTER AUGUST 2026.Dr. Ijeoma Rose Ezebuike 4