Presentation of the new collaborative research project Re-scaling Global Health. Human Health and Multispecies Cohabitation on an Urban Planet together with Jörg Stollmann, Jamie-Scott Baxter and Laura Kemmer at the Phyllis Lambert International Seminar, Université de Montréal. The project is funded by the Berlin University Alliance and will officially start in 2022. The project further includes Dorothee Brantz, Jörg Niewöhner, Uli Beisel, Sandra Junglen, Tanja Straka and Ignacio Farías. The project investigates urban human-animal-environment relationships and the multiple links between health, biodiversity, and environmental pollution.