Allison Lassiter: Sea Level Rise and the Hidden Threat of Saltwater Intrusion

Dr. Allison Lassiter, Assistant Professor in City and Regional Planning at the University of Pennsylvania, joins John to discuss one of the hidden dangers of sea level rise—saltwater intrusion. With expertise in climate adaptation and urban water management, Dr. Lassiter explains how rising salinity threatens drinking water systems, agriculture, and infrastructure. Together, they explore the costly solutions, like desalination, and why small communities face unique challenges. They also discuss the role of state-level strategies and innovative financing in building resilient water systems for the future.

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