Today we talk about the expectations and outcomes of the COP 25 climate summit with Professor Maisa Rojas, COP 25 scientific coordinator. Professor Rojas hopes that this will be be a time for mobilization and turning scientific reports into action. However, she acknowledges the large social and political hurdles remaining, and that getting people to change their values is not as straightforward. Professor Rojas also talks about the importance of science communications and the role of scientists in dealing with climate change. Professor Maisa Rojas was the scientific coordinator for the COP25 climate summit and director of Chile’s Center for Climate and resilience research she’s also an Associate Professor of the Department of Geophysics at the University of Chile. Her two main research areas are paleoclimate, the study of past climates, and regional climate change.