Clear Haze Exchange

Marcus Hazelwood

Clear Haze Exchange is an interview-led podcast focused on simplifying sustainability while uncovering the hidden systems, decisions, and long-term impacts shaping our built environment and energy future. Hosted by Marcus Hazelwood, an energy engineer with 15+ years of experience in sustainability and energy efficiency consulting, the podcast has evolved across two seasons: Season 1 focused on breaking down the fundamentals—making energy efficiency, building systems, and sustainability concepts more accessible and practical for a wide range of listeners. Season 2 builds on that foundation, diving deeper into the systems-level thinking behind sustainability—exploring how decisions in design, operations, policy, and business strategy create long-term outcomes. Each episode features thoughtful conversations with industry leaders, engineers, architects, researchers, and decision-makers who are actively shaping the future of sustainability. From building performance and infrastructure to sustainable chemistry and organizational mindset, Clear Haze Exchange connects ideas across disciplines to provide real-world insight. This podcast is for professionals and curious minds alike, those who want to better understand not just what sustainability is, but how it actually works in practice. If you're interested in smarter investments, better systems, and meaningful progress, you're in the right place. Subscribe to Clear Haze Exchange on your favorite platform and join the conversation. For inquiries or guest opportunities: hello@clear-haze.exchange

  1. Why Sustainable Buildings Still Underperform | Hidden Systems with Umesh Atre

    55M AGO

    Why Sustainable Buildings Still Underperform | Hidden Systems with Umesh Atre

    Why do so many buildings begin with strong sustainability goals… yet struggle to deliver long-term performance? In this episode of Clear Haze Exchange, Marcus Hazelwood speaks with Umesh Atre, a sustainability leader with over two decades of experience across LEED, WELL, energy modeling, lifecycle cost analysis, and building performance strategy.  Currently Sustainability Lead at Parkhill, Umesh has worked on more than 200 high-performance building projects and brings a systems-level perspective to sustainable design, occupant wellbeing, and operational success. This conversation explores:  why project location and building orientation matter more than many teams realize  where sustainability intent often breaks down during design and construction  why lifecycle cost analysis is frequently introduced too late  the role of commissioning and performance verification in protecting design intent  how invisible operational systems shape occupant wellbeing  why certifications alone don’t guarantee real performance  and how long-term thinking must become part of project culture Umesh also discusses the importance of integrated design, stakeholder alignment, and designing buildings that continue performing long after the project team leaves. A powerful conversation for architects, engineers, owners, operators, sustainability professionals, and anyone interested in the future of high-performance buildings. 🎧 Listen now on Apple Podcasts, Spotify, YouTube, and all major platforms.

    43 min
  2. Why Workplace Strategy Fails Even When the Plan Looks Right | Amanda Muzzarelli

    MAR 31

    Why Workplace Strategy Fails Even When the Plan Looks Right | Amanda Muzzarelli

    What really drives workplace performance and sustainability outcomes inside an organization? In this episode of Clear Haze Exchange, Marcus Hazelwood speaks with Amanda Muzzarelli, an advisor in corporate real estate and facility strategy who helps organizations uncover the hidden systems shaping workspace performance, trust, and decision-making. Amanda developed the concepts of invisible architecture and narrative architecture to explain how people, process, incentives, leadership, and communication influence what actually happens inside buildings and organizations.  This conversation explores why workplace and sustainability strategies often fail even when the technical solution is sound, and why leaders need to look beyond dashboards, PowerPoints, and surface-level metrics if they want real change. In this episode, we discuss:  What invisible architecture means inside organizations  Why behavior follows structure, not just intention  How narrative architecture helps leaders create buy-in  Why many sustainability programs become cosmetic instead of operational  Why FM should be seen as a strategic intelligence function The leadership gap developing inside facilities management  What gives hope for the future of FM, workplace strategy, and the built environment  👉 To learn more about Amanda’s work and her concept of Invisible Architecture, visit www.amandamuzzarelli.com If you enjoy Clear Haze Exchange, please follow the show, share the episode, and leave a review on Apple Podcasts to help support growth and discoverability.

    42 min
  3. What Sustainable Chemistry Actually Means with Professor Tom Welton

    MAR 17

    What Sustainable Chemistry Actually Means with Professor Tom Welton

    What does sustainable chemistry really mean and why does it matter far beyond the lab? In this episode of Clear Haze Exchange, Marcus Hazelwood speaks with Professor Tom Welton, OBE, Emeritus Professor of Sustainable Chemistry at Imperial College London and the world’s first professor of sustainable chemistry. Professor Welton shares how sustainable chemistry evolved as both a field and a mindset, why the gap between theory and application is often larger than people expect, and how words like green and sustainable can sometimes mislead more than they clarify. This conversation explores the hidden systems behind sustainable science and innovation, including product development, lifecycle analysis, behavior change, research incentives, and the long road from lab discovery to real-world deployment. In this episode, we discuss: The difference between green chemistry and sustainable chemistryWhy sustainability is often best understood as a mindsetHow “green” ideas can fail under operational or financial pressureWhy life cycle analysis matters when evaluating products and materialsWhat universities get right, and wrong, about innovationWhy sustainable technologies often take decades to scaleWhat gives hope for the future of sustainability in science and educationIf you enjoy Clear Haze Exchange, please follow the show, share this episode, and leave a review on Apple Podcasts. Those actions help grow visibility and improve discoverability across podcast platforms.

    42 min

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About

Clear Haze Exchange is an interview-led podcast focused on simplifying sustainability while uncovering the hidden systems, decisions, and long-term impacts shaping our built environment and energy future. Hosted by Marcus Hazelwood, an energy engineer with 15+ years of experience in sustainability and energy efficiency consulting, the podcast has evolved across two seasons: Season 1 focused on breaking down the fundamentals—making energy efficiency, building systems, and sustainability concepts more accessible and practical for a wide range of listeners. Season 2 builds on that foundation, diving deeper into the systems-level thinking behind sustainability—exploring how decisions in design, operations, policy, and business strategy create long-term outcomes. Each episode features thoughtful conversations with industry leaders, engineers, architects, researchers, and decision-makers who are actively shaping the future of sustainability. From building performance and infrastructure to sustainable chemistry and organizational mindset, Clear Haze Exchange connects ideas across disciplines to provide real-world insight. This podcast is for professionals and curious minds alike, those who want to better understand not just what sustainability is, but how it actually works in practice. If you're interested in smarter investments, better systems, and meaningful progress, you're in the right place. Subscribe to Clear Haze Exchange on your favorite platform and join the conversation. For inquiries or guest opportunities: hello@clear-haze.exchange