In this episode of Unearthing Optimism, host Dan Lambe sits down with climate resilience expert Dr. Vivek Shandas to dig into the urgent issue of extreme heat in U.S. cities—and the hope found in community-driven solutions.

From the science behind urban heat islands, to real-life stories of neighbors coming together in the face of record-breaking heatwaves, this episode explores why trees matter for our health, well-being, and sense of connection.

Join us for an optimistic conversation packed with ideas for how trees and teamwork can help communities reduce extreme heat.

Listen to this episode and share it with someone who cares about building a better, cooler future.

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Presented by the Arbor Day Foundation
www.ArborDay.org

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In this episode of Unearthing Optimism, host Dan Lambe welcomes Tom Schultz, the 21st Chief of the U.S. Forest Service, for a thoughtful conversation about the rewards and responsibilities that come with caring for America’s landscapes.

Chief Schultz opens up about leadership, stewardship, and tackling some of the toughest challenges in forestry today, like replanting after wildfires. He reflects on the power of partnership in the effort to grow forests and the importance of building trust with communities. Together, Dan and Chief Schultz explore what it means to lead with hope.

You’ll walk away with a fresh perspective on service, community, and what’s possible when we work together.

NOTE: As a note to our listeners, this podcast episode was recorded in December 2025.

Tune in now!

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Presented by the Arbor Day Foundation
www.ArborDay.org

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What does it take to inspire a love for science and turn it into action that shapes the world?

Host Dan Lambe sits down with iconic science educator Bill Nye as he shares his journey from comedian and engineer to host of the beloved children’s science show. Bill also digs in on his passion for space exploration, the power of optimism, and why the next generation gives him hope for the future.

Packed with memorable stories, timely insights, and all the contagious energy and humor you’d expect from Bill Nye The Science Guy, this episode is a must-listen and a reminder that science can inspire real action.

Listen to this special National Arbor Day episode, share with friends, and leave a review!

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Presented by the Arbor Day Foundation
www.ArborDay.org

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