Welcome to LSHTM Viral Season 2, which deep dives into planetary health with researchers from the newly formed Centre on Climate Change & Planetary Health at LSHTM, and other experts. In this episode we introduce the podcast team, Naomi Stewart, Karl Byrne and Amy Thomas. Sir Andy Haines, former director of LSHTM, also joins us to explain how the term planetary health came about, and why he became interested in this area.