**About the Editors**

#### **Hani Abu-Qdais**

Hani Abu-Qdais is a Professor of Environmental Engineering in the Civil Engineering Department of Jordan University of Science and Technology (JUST). He has served in several academic positions, including Assistant to the University President, Dean of Scientific Research and Graduate Studies, and Director of Queen RANIA Centre for Environment. Having more than 30 years of diverse experience in public, private, and academic sectors, Prof. Abu-Qdais has obtained more than USD 3 million in funds for his research and consultation projects. He has published more than 60 papers in international refereed journals and proceedings of international conferences (H Index: Scopus = 21, Google Scholar = 27). Most of his publications focus on integrated solid waste management, circular economy, waste to energy, climate change, and water treatment and management. In 2021, Professor Abu Qdais was listed among the World's top 2% of scientists by Stanford University. Furthermore, he is a winner of the Shoman Award for Arab scientists in 2015. Prof. Abu Qdais has served as a consultant for several national and international agencies, such as the Ministry of Local Administration, Ministry of Environment, UNDP, GIZ, USAID, WHO, IDRC, FAO, SIDA, EU, and projects funded by the World Bank.

#### **Anna Kurbatova**

Dr. Anna I Kurbatova is an Associate Professor in the Department of Environmental Safety and Product Quality Management, Institute of Environmental Engineering, Peoples' Friendship University of Russia (RUDN University). Currently, she serves as the Deputy Head of the Greenhouse Gas Quality Validation and Verification Body at RUDN University, Institute of Environmental Engineering, and the Head of the WtERT branch in Russia. Furthermore, she is a Member of the Committee on Extended Producer Responsibility, Business Russia. Dr. Kurbatova obtained her master's degree in 2002 from the Faculty of Physics, Mathematics and Natural Sciences at RUDN University, with a specialty in "chemistry", and a focus in the fields of inorganic chemistry and analytical chemistry. In 2006, she completed her PhD studies in the Department of Ecological Monitoring and Forecasting at the PFUR and defended her PhD thesis in environmental sciences. Since 2007, Dr. Kurbatova has been Associate Professor and runs several projects in solid waste management and environmental science and technology.
