Nathalie Blanc self-describes as an environmentalist and she is Director of Research at the Centre National de la Recherche Scientifique (CNRS) and Director of the Centre for Earth Politics. In this video, Nathalie provides an overview of the work the Centre of Earth Politics has been doing since 2019 and gives us a context for the urgency of the Earth's habitability. What do we mean by habitability? Why do we need to talk about planetary boundaries? How do (or should) we live within planetary limits?