The Conference Proceedings will be published with an ISSN and ISBN, indexed in Scopus and Google Scholar, and archived permanently in Portico. The 4th International Conference on Energy Research and Technology (ICERT’20) aims to become the leading annual conference in fields related to energy research and technology. Topics for ICERT’20 include, but are not limited, to the following: Biomass, Biofuel, and Bioenergy Energy and Climate Change Energy Conversion Energy Distribution Energy Storage Fuel Cells Geothermal Energy Renewable and Non-Renewable Energies Solar Cell Theory and Application Solar Thermal Energy Wind Energy