This book consists of selected and peer-reviewed papers of 2022 5th International Conference on Green Energy and Environment Engineering (CGEEE 2022), held in Jeju Island, Korea during July 28-30, 2022. CGEEE 2022 provides a forum for researchers and practitioners in the field of green energy and environment engineering to share ideas, designs, and experiments results. Various topics are covered in this book, such as carbon capture and storage, solar energy, biomass, biofuel, geothermal, sustainable cities, energy savings for vehicular technology, solid waste management, waste minimization,...