In this episode, we cover campus news headlines and sit down with Dr. Kathleen Rühland , lead author and senior research scientist with the Queen’s Paleoecological Environmental Assessment and Research Lab (PEARL), whose team recently published a groundbreaking article entitled “Arctic Warming Drives Striking Twenty-First Century Ecosystem Shifts in Great Slave Lake” in Proceedings of the Royal Society B.  In our discussion we learn more about the the algal communities and their place in the ecosystem, Great Slave Lake as a primary field research site, and implications of the PEARL team’s research in the context of climate change.