The 8th installment of the REWAS conference series held at the TMS Annual Meeting & Exhibition focuses on circular economy for the energy transition. The papers in this volume explore the latest technical and societal developments enabling sustainability within our global economy with an emphasis on recycling and waste management. The 2025 collection includes contributions from the following symposia: Automation and Digitalization in Recycling Processes Sustainable End-of-Life Management and Recycling Solutions for Batteries, Wind Turbines, and Photovoltaics Sustainable Practices in Strategic and Critical Raw Materials: Exploring Supply Chain Resilience and Recycling Innovations.