This issue focuses on innovative research in developing materials for water treatment, highlighting sustainable solutions that address pressing environmental challenges. The featured articles explore various topics, including Advanced filtration technology, nanotechnology applications, photocatalytic processes, and sustainable materials development. 
The issue serves as a platform for showcasing cutting-edge research that merges material science with environmental engineering, emphasizing innovation and practicality in tackling global water challenges. It aims to inspire interdisciplinary collaboration and drive advancements in the pursuit of green and sustainable solutions.