Sustainability Defined
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.
- Indexed episodes, last 90 days
- 3
- Latest publication
- Sep 9, 2026
- Audience
- Checking…
- Earliest in this view
- Jul 10, 2026
Latest episodes
Ep. 103: Mattresses & Forever Chemicals (ft. Naturepedic) (opens the original)
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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 mattresses, and what happens when millions of them end up in landfills every year, slowly breaking down and releasing toxins for decades? What happens when we sleep on them for years and how do they affect our health? We're joined by Arin Schultz, Ch
Ep. 102: The Power of Trees (opens the original)
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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 discuss how spending time in nature can reduce stress and improve focus, why urban forests are critical for cooling cities and protecting public health, and how trees clean our air, store carbon, support biodiversity, and even save billions of dollars
Ep. 101: Plastic Free Beauty (ft. AORA Makeup) (opens the original)
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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 Mexico City. A former L'Oréal sustainability lead turned engineer-entrepreneur, Nour breaks down why he ditched plastic packaging entirely in favor of aluminum and tin and the surprising trial-and-error that came with building formulas and packaging fro
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