On behalf of the organizing committee, we are delighted to welcome you to the Renewable Energy and Environmental Science Event in beautiful Kuala Lumpur, Malaysia, taking place from August 11 to 13, 2025. This gathering brings together leading experts, passionate researchers, policy makers, and practitioners from across the globe to share their insights and innovations in the fields of renewable energy and environmental science. Together, we aim to explore cutting-edge solutions, foster collaboration, and drive progress towards a sustainable future.