Digital Twins for Smart Metabolic Circular Cities

Simon Elias Bibri, PhD, is a globally recognized scholar and expert in sustainable smart cities, smarter eco-cities, and environmental sustainability and resilience. He currently serves as a Senior Researcher and Project and Scientific Coordinator at the Swiss Federal Institute of Technology in Lausanne (EPFL). He has a diverse professional background, having served as Head of the Computer Department, Software and IT Business Engineer, IT Project Manager, Green ICT and Environmental Sustainability Strategist, Research Associate, Assistant Professor, and International Consultant. He has also been a visiting scholar at Lund University and a visiting senior researcher at the Royal Institute of Technology (KTH) in Sweden. He has served as an international expert in AI and Applied ML for Climate Action for the UNFCCC and in Sustainable Urban Development for UNIDO. Currently, he is an expert for the Focus Group on Smart Sustainable Cities, Environmental Sustainability, and Digital Twins at the ITU. He also serves as Editor-in-Chief of the International Journal of Environmental Studies at Taylor & Francis, Book Series Editor at Elsevier, Associate Editor of the Sustainable Cities and Society journal at Elsevier, and Lead Editor of the Sustainable Artificial Intelligence-Powered Applications book series at Springer. He holds a bachelor’s degree in Computer Engineering, multiple master’s degrees from Esteemed Swedish universities, and a PhD in Computer Science and Information Technology from NTNU. He is a prolific scholar with numerous highly cited journal articles, 10 authored books, 4 edited works, and 18 co‑edited volumes to his credit. His work has been cited over 18,000 times, resulting in an h-index of 60. His impact has been recognized by Stanford University and Elsevier as among the top 1% of scientists worldwide, a distinction he has held for six consecutive years. He has also been listed by ScholarGPS as the #1 highly ranked scholar in sustainable cities, #2 in urbanism, and #8 in environmental sustainability in the world. Recently, he joined an EU Horizon Europe consortium project as Scientific Coordinator, Senior Scientist, and WP leader.Tan Yigitcanlar is an eminent researcher with international recognition and impact in urban studies and planning. He is a Professor of Urban Studies and Planning at the School of Architecture and Built Environment, Queensland University of Technology, Brisbane, Australia. Along with this post, he is an Honorary Professor at the School of Technology, Federal University of Santa Catarina, Florianopolis, Brazil, and the Founding Director position of the Australia-Brazil Smart City Research and Practice Network. His research is clustered around three interdisciplinary themes: Smart technologies, communities, cities, and urbanism; Sustainable and resilient cities, communities, and urban ecosystems; Knowledge-based development of cities and innovation districts. His research findings are disseminated in over 250 articles published in high-impact journals and 18 key reference books. Amongst urban and regional planning scholars, 2020 Science-wide Author Databases of Standardised Citation Indicators ranked him as #1 highly cited researcher in Australia and #7 worldwide. Jeffrey Huang is the Director of the Media and Design Laboratory and a Full Professor in Architecture and Computer Science, at the Faculty of Computer and Communication Sciences (IC), and at the Faculty of Architecture, Civil and Environmental Engineering (ENAC) at Ecole Polytechnique Fédérale de Lausanne in Switzerland (EPFL). He holds a DiplArch from ETH Zurich, and Masters and Doctoral Degrees from Harvard University, where he was awarded the Gerald McCue medal for academic excellence. Prior to EPFL, he was a researcher at MIT’s Sloan School of Management, and Associate Professor at Harvard University’s Graduate School of Design. He was also a Visiting Professor at Tsinghua University, a Visiting Fellow at Stanford University’s d.school, a Honorary Visiting Professor at the University of Sheffield, and a Berkman Fellow and Faculty Associate at Harvard. In collaboration with Muriel Waldvogel, he founded and co-heads Convergeo, an award-winning, international strategic design firm.

• Part 1: Integrating Digital Twins and Circular Metabolism in Urban Environments1. Introduction to Digital Twins for Smart Metabolic Circular Cities: Foundations, Technologies, Practices, and Emerging Trends2. Modelling Urban Metabolism as a Complex Heterogeneous Graph to Incentivize Environmentally Sustainable Practices3. Creating a Universal Semantic Material Bank: Integrating Digital Twins and Semantic Web Technologies for Circular Urban Mining4. Application of Computational Technologies in Smart Metabolic Circular Cities5. Catalyzing Smart Urban Metabolism through Entrepreneurial Ecosystem Infrastructures: A Regional Approach to Planning and ImplementationPart 2: Digital Twins for Sustainable Urban Planning and Climate Resilience6. Leveraging Digital Twins for Zero-Energy Building Ratings in Sustainable Smart Cities: A Comprehensive Review and Novel Framework7. Utilizing City Digital Twins to Understand and Mitigate Climate Change Risks: A Roadmap8. Geospatial Digital Twins: Applications in Sustainable Urban Planning9. Urban Digital Twin for Resilient Urban Planning: Opportunities and Challenges in the Global South10. Urban Heat Island Mitigation with the Urbesgg Digital Twins Platform: A Case Study of Praça XV de Novembro, Florianópolis-SC, Brazil