This report from the International Renewable Energy Agency (IRENA) discusses the need to transform the global energy system in order to address rising global temperatures. The report highlights the potential of renewable energy sources, such as bioenergy, geothermal, hydropower, ocean, solar and wind energy, to help achieve this goal. The report also emphasizes the importance of sustainable development, energy access, energy security, and low-carbon economic growth in the pursuit of a more sustainable energy system. The report was developed under the guidance of Elizabeth Press and authored by a team from IRENA and a consultant, with support from several other individuals.