
Sustainability Defined is the podcast that defines sustainability, one concept (and bad joke) at a time. Hosts Scott Breen and Jay Siegel explore a new topic each episode with the help of an expert in the field. Each concept falls into one of seven sectors -- Energy, Cities, Natural Environment, Transportation, Business, Policy, and Social -- and is visually represented in a Sustainability Tree fo... more
| Publishes | Monthly | Episodes | 121 | Founded | 10 years ago |
|---|---|---|---|---|---|
| Number of Listeners | Categories | EducationSociety & Culture | |||

We spend a third of our lives on our mattresses, but what's actually in them? In this episode, we dig into the hidden world of the mattress industry: the flame retardants, petroleum-based foams, and PFAS ("forever chemicals") lurking in conventional ... more
Trees do so much more than make our neighborhoods beautiful. In this episode, we explore the surprising science behind why trees are essential for our mental and physical health, our communities, and our climate.
In this episode Cecilia and Nethra ... more
What does clean beauty actually mean and why does the industry still struggle to agree on a definition? In this episode, Nethra and Cecilia sit down with Nour Tayara, co-founder and CEO of Aura Makeup, a vibrant, plastic-free beauty brand born in Mex... more
We are celebrating a major milestone with episode of 100 of Sustainability Defined! Before diving in, we have a special message for all of our incredible Definers who have been a part of this journey. Thank you for listening, learning, and helping us... more
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Loved how the episode 'Sustainability at the Thanksgiving Table - Joy, Burnout, and Hope' brings sustainability into something as familiar as the Thanksgiving table, making it feel more real and approachable. The honest conversation around eco-guilt, burnout, and hope really stood out without feeling overwhelming. Really enjoyed listening to this and how it ties climate action back to everyday life and community.
I’m a newer listener and already obsessed! The new hosts are fantastic—it’s so refreshing to hear women leading the conversation in sustainability. They’re super engaging, fun, and bring great energy to the show. I also love the shorter format—it’s perfect for my commute.
I’m currently getting my MA in sustainability, and I’ve started diving into older episodes with Jay and Scott. They have such a great way of breaking down complex topics and making sustainability feel accessible to everyone. I... more
I appreciate the podcast's format, starting with background information to set the stage, followed by insightful interviews with experts, and concluding with a fun fact. The podcast excels at simplifying complex topics for all listeners to grasp. The hosts' strong rapport and engaging delivery make it a delightful listening experience.
Loyal Definer Jason here. Thank you for bringing this podcast to life. I am an avid consumer of all global issue and climate related topics, and the way you two present this critical information is the best I have had the pleasure to experience. Climate journalism is critical to ensuring a sustainable future for our planet, and you are doing a great job of it. Keep it up!
I’ve been enjoying this podcast for over 5 years now! Jay and Scott do a great job of introducing new concepts and interesting guests with a smile! Very easy to listen to, checkout the website too as there is a lot of info there if you find yourself wanting to go further down the rabbit hole after listening to an episode!
Keep up the great work guys !
TK from France
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Recent interactions between the hosts and their guests.
Listeners, social reach, demographics and more for this podcast.
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The show consistently breaks down sustainability topics into approachable, concrete concepts often explored through expert interviews. Episodes span areas like corporate ESG, supply chains, regenerative agriculture, and the social dimensions of sustainability, with a mix of historical context, practical tactics, and cultural framing. A recurring strength is connecting high-level ideas to everyday life and real-world impact, aided by engaging hosts who blend accessible humor with rigorous analysis. Noteworthy is the emphasis on consumer empowerment, ethical sourcing, and systemic change, plus a format that often features industry guests to add credibility and fresh perspectives. This makes it a strong fit for listeners who want clear, action... more
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These podcasts share a similar audience with Sustainability Defined:
1. All Things Sustainable
2. Zero: The Climate Race
3. Freakonomics Radio
4. 99% Invisible
5. Life Kit
Sustainability Defined launched 10 years ago and published 121 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.
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Recent guests on Sustainability Defined include:
1. Sudheer Kosaraju
2. Abe Eshkenazi
3. Amanda Archilla
4. Jennie Coleman
5. Marcy Twete
6. Nivi Achanta
7. Nick Valenzia
8. Michael Ham
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