Catalysis, Energy and Environment (CEE) is a gold open-access, interdisciplinary journal advancing catalytic science and its applications in energy and environmental fields. The journal publishes high-quality original research and reviews covering catalyst design, synthesis, characterization, and mechanisms, as well as innovative catalytic processes for clean energy conversion, environmental remediation, carbon neutrality, circular economy, and green chemistry. CEE aims to foster discoveries that support a cleaner and more sustainable future.