Carla Amarelo Santos has a PhD in Environmental Engineering since May 29, 2014, from the Instituto Superior Técnico of the University of Lisbon.She is currently a professor of Polytechnic Education, in the area of Biotechnology, at ESTBarreiro, IPS.She has carried out research in microalgae biorefineries to obtain biofuels (biodiesel and biogas) at the Bioenergy Unit of the National Laboratory for Energy and Geology (LNEG), in Lisbon.She specializes in microbial cultivation in bioreactors (fermenters, photobioreactors) for various microorganisms that grow in heterotrophic or photoautotrophic conditions.