As part of the "One Health Day" celebrations, the Center for Environment and Sea Studies (CESAM) and the Fábrica Centro Ciência Viva organize the cycle of Science Cafés "Our Planet, our Health". This cycle aims to address the ideal health for people, animals and the environment. During the month of November, on Thursdays, and in an informal environment, the theme will be addressed by guests who are experts in different areas. Sustainability of Ecosystems Ricardo Calado, CESAM & Dept. of Biology, University of Aveiro