The International Conference on Renewable Energy Systems, Environment and Engineering ( ICREEE 2026), hosted by the Rajadhani Institute of Engineering & Technology (RIET), Kerala, India, will be held from 28th to 30th May 2026. This prestigious event is designed to bring together academicians, scientists, researchers, industry professionals, and policymakers from across the world to share innovations, research outcomes, and real-world applications in renewable and sustainable energy systems.