This book is a collection of peer-reviewed and presented papers from 2025 7th International Conference on Resources and Environmental Research, taking place from October 10 to 12, 2025, in Bali, Indonesia. This book features research works from leading experts and emerging scholars, which enriches the understanding of resource management and environmental sustainability for people working in the related fields. There are lots of innovative methodologies and solutions in this book that address various issues of resource conservation, ground water remediation and management, climate and climatic changes, solid waste pollution control and resource utilization. This book serves as essential resource for scholars, policymakers, practitioners, and researchers engaged in resource management and environmental research.

Dr. Chaolei Yuan is an associate professor at the School of Agriculture and Biotechnology, Sun Yat-sen University, China. Dr. Yuan earned his bachelor’s degree from China Agricultural University, master’s degree from the Graduate University of Chinese Academy of Sciences, and Ph.D.’s degree from the University of Adelaide, Australia. Before he joined Sun Yat-sen University, he was a postdoc at the Institute of Eco-environmental and Soil Sciences, Guangdong Academy of Sciences, and then an associate professor at Nankai University. Dr. Yuan’s research fields include environmental soil science, soil biogeochemistry, and environmental microbiology, with special interests in the interactions between biogeochemical processes of carbon, iron, and sulfur. Dr. Yuan has published more than 30 papers in international journals in soil and environmental sciences.