Season 1:

Episode 22: Oceans: Water, Water Everywhere, featuring Kate Meleges, Arlo Hemphill and Dr. J Nichlos

Episode 23: Waterkeepers - Cleaning up Our Urban Waterways, featuring Jill Jedlicka, Fred Tutman, and Garrett Boone

Episode 24: Human Health and Our Waterways, featuring Dr. Scott Meschke and Dr. John Stegemen

Episode 25: Groundwater Pollution & Water Conservation, featuring Karen Kinsella, Denise Hickey and David Cowan

Season 2:

Episode 73: The Problem With Our Oceans - Environmental Health Issues and Threats, featuring Marin Hawk

Episode 74: Water, Water Everywhere: Why We Must Care About Our Urban Waterways, featuring Tom Szaky and BJ Cummings

Episode 75: Groundwater Pollution, Conservation and Regeneration, featuring Denise Hickey and Jennifer Clary

Episode 76: What is Our Water Doing to Our Health: Human Health Implications of Water Degradation and Global Warming, featuring Dr. David Gilkey, Andria Ventura, and Katie Huffling

Season 4:

Episode 163: 2022 The Lancet Countdown Report on Health & Climate Change

Episode 165: Oceans & Waters: Groundwater Pollution and Water Conservation