You’ve probably heard of heatwaves over land before – maybe you’ve even experienced the effects of one firsthand – but did you know that heatwaves also occur in the ocean? Marine heatwaves, a term first coined as recently as 2011, can have devastating impacts on marine ecosystems and societies, yet they remain a relatively new area of research. Join Hannah and Griff as they delve into the world of marine heatwaves with recently-finished PhD Candidate Charuni (Chai) Pathmeswaran.