Green and Sustainable Membranes is an international open-access journal dedicated to sustainable and energy-efficient membrane technologies, with a particular emphasis on advancing and highlighting membrane research in Indonesia. The journal publishes high-quality studies on membrane materials, fabrication, performance, and applications in water treatment, gas separation, energy processes, and circular-economy solutions. It welcomes original research, reviews, short communications, and technical notes.https://pubs.greensus.org/en