Joana Portugal-Pereira is a Research Fellow at the Federal University of Rio de Janeiro (COPPE-UFRJ), Brazil. Her research interest focuses on evaluating the cost-effectiveness of mitigation strategies to reduce the global and local environmental impacts of the energy and transport sectors. Prior to joining COPPE-UFRJ, Portugal-Pereira developed consulting and research work on sustainable mobility, low carbon technologies and sustainable energy systems for the UNU Institute of Advanced Studies and the Asian Development Bank Institute (ADBi, Japan). A Portuguese national, she holds a master’s degree in Environmental Engineering with specialization in bioenergy from the Technical University of Lisbon, and a Ph.D. in Urban Engineering from the University of Tokyo, with emphasis on alternative fuel life cycle assessment.