The rapid urbanization and technological advancement of the 21st century have necessitated revolutionary approaches to waste management that transcend traditional linear models. This comprehensive review examines the integration of Industry 4.0 technologies, specifically Internet of Things (IoT), Artificial Intelligence (AI), and blockchain, in developing circular economy-based waste management systems. Through systematic analysis of recent literature and technological implementations, this study demonstrates how these emerging technologies collectively transform waste management from a cost center into a value-creating circular economy component. The research reveals that IoT-enabled smart bins and monitoring systems enhance collection efficiency by up to 40%, while AI-driven classification and optimization reduce operational costs by 25-35%. Blockchain technology provides unprecedented transparency and traceability in waste streams, facilitating circular economy principles. The convergence of these technologies creates synergistic effects that support sustainable urban development, environmental conservation, and economic optimization in waste management systems.
Olamide Ayeni (Tue,) studied this question.
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