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Evidence and experts to help you understand today’s public health news—and what it means for tomorrow.

Jan 29, 2024

More than 85,000 participants attended the 28th Conference of the Parties to the UN Framework Convention on Climate Change in Dubai, better known COP28, which ended in December. The big news: a call to governments to speed the transition away from fossil fuels. Susan Joy Hassol, author and climate change communicator,...


Dec 18, 2023

In September of this year, routine testing turned up the presence of a microscopic parasite called cryptosporidium in Baltimore’s water supply. Johns Hopkins environmental health scientist Natalie Exum returns to the podcast to speak with Lindsay Smith Rogers about what the parasite’s presence means for the larger...


Nov 27, 2023

Our individual health is shaped by the environments we live in. So what does that mean for the more than 280 million people worldwide who have moved across country borders from the place of their birth? Johns Hopkins Health Policy and Management assistant professor Catherine Ettman, who recently edited the book


Oct 23, 2023

Humans are using up groundwater—or water stored in naturally occurring aquifers underground—at a dangerous pace. Kellogg Schwab, the Abel Wolman professor in water and public health at the Johns Hopkins Bloomberg School of Public Health, talks with Dr. Josh Sharfstein about why groundwater is being depleted so...


Aug 28, 2023

Massive deadly fires, bleached coral reefs, extreme heat, ocean temps topping 100 degrees….have we reached a tipping point in climate change? Johns Hopkins planetary scientist Dr. Ben Zaitchik returns to the podcast to talk with Stephanie Desmon about recent headline-grabbing climate events and whether or not they...