Unearthing Optimism

Adventure can be more than a thrill—it can also be  a path to purpose.

In this episode of Unearthing Optimism, host Dan Lambe welcomes producer and outdoor adventurer Dylan Efron for a candid conversation about finding hope in nature and the lessons learned from a life outside the box. From the rivers of California to the rainforests of the Amazon and the coral reefs of Fiji, Dylan Efron shares how immersive outdoor experiences can be transformative. He also reflects on  why connecting to the natural world is one of the best ways to nurture our mental health and build optimism for the future. 

Whether you’re eager for your next adventure or looking for hope in the face of climate anxiety, this episode will inspire you to step outside, get involved, and plant seeds of change.

Don’t miss this uplifting journey, tune in now!

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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 science communicator and content creator Hank Green for an energizing conversation about the power of curiosity, community, and sustainability. Together, they explore the significance of the Internet in the environmental movement and what meaningful engagement can look like. 

Hank also shares the story behind Good Store, a values-driven marketplace turning everyday purchases into global impact. Plus, he talks through the massive educational reach of Crash Course.

Listen now and share with a friend—because hope grows when we all get involved.

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Presented by the Arbor Day Foundation
www.ArborDay.org

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

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

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

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

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

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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Facebook @ArborDay

Instagram @ArborDayFoundation

LinkedIn @Arbor Day Foundation

Presented by the Arbor Day Foundation
www.ArborDay.org

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.