The data center boom is accelerating faster than most industries can keep up with.

But behind the headlines around AI, cloud growth, and billion-dollar investments, there’s a critical question that often gets overlooked:

Who is actually operating these facilities and are we prepared?

In this episode of Clear Haze Exchange, host Marcus Hazelwood sits down with Tom Melton, a facilities and operations engineer with over 30 years in the trades and 15+ years in mission-critical data center environments.

Tom shares a candid, ground-level perspective on:

•  The growing shortage of skilled engineers in data centers 
•  Why understaffing creates hidden operational risk
•  The gap between training programs and real-world readiness
•  Misconceptions about data centers, power, and public impact
•  Why trades and hands-on expertise are critical to sustaining AI infrastructure 

As data centers scale from 24 MW to 300+ MW facilities, the challenge is no longer just design or capital, it’s execution, operations, and people. 

This conversation is a must-listen for:

•  Architects and design professionals 
•  Owners and developers 
•  Investors and policymakers 
•  Engineers and operators 

Because the future of AI infrastructure depends on more than innovation, it depends on the people who keep it running.

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.

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 chemistry
• Why sustainability is often best understood as a mindset
• How “green” ideas can fail under operational or financial pressure
• Why life cycle analysis matters when evaluating products and materials
• What universities get right, and wrong, about innovation
• Why sustainable technologies often take decades to scale
• What gives hope for the future of sustainability in science and education

If 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.

Season 2 kicks off with Dave Ray — sustainability & ESG strategist and longtime leader in Nevada’s green building community.

Dave breaks down the gap between sustainability intent and operational follow-through, and why the best “sustainability” strategy often starts with the basics: understanding your data, aligning teams, and treating efficiency like a long-term investment discipline.

In this episode:

• Why code compliance & certifications are often just the minimum
• The overlooked power of benchmarking energy + water
• How organizations miss incentives (and why you should check every year)
• Why software dashboards fail without data verification + ownership
• The fastest mindset shift: walk your building when it’s occupied AND unoccupied

Guest: Dave Ray
Host: Marcus Hazelwood

Subscribe to Clear Haze Exchange for Season 2 as we explore the hidden systems, blind spots, and perspectives shaping sustainable investment and facility decisions.

Most sustainability strategies don’t fail because of bad technology.
They fail because of things leaders can’t see.

Season 2 of Clear Haze Exchange explores the hidden systems, decisions, and assumptions that shape building performance, workplace outcomes, and long-term value.

This season goes beyond dashboards and checklists to focus on clarity, alignment, leadership, and the invisible forces that determine whether sustainability efforts succeed or stall.

🎧 Season 2 launches March 3rd, 2026.

If the green building movement wants to grow, it has to start early. In this episode of Clear Haze Exchange, Marcus Hazelwood talks with Julia Pooler, founder of the Carbon Zero Youth Initiative (CZYI) and author of the children’s book “Buildy Green: It Takes a Team, a Better Building Story.”

Julia explains why youth outreach isn’t just “future workforce development”, kids can influence decisions today at home, in schools, and in communities. She shares why the best “tool” to spark curiosity is often the building you’re already standing in, and how professionals can make youth engagement easier than they expect using simple tours, scavenger-hunt style questions, and hands-on activities.

You’ll also hear how Buildy Green highlights the people behind better buildings, engineers, architects, trades, life cycle analysts, and more, so kids can understand that sustainability is a team effort.

Key topics:

• Why youth outreach matters right now (not 20 years from now)
• Easy ways to explain buildings to kids (HVAC vents, walls, materials)
• How kids naturally understand reuse, deconstruction, and materials life cycles
• The story behind Buildy Green and the outreach tools that come with it
• Free, ready-to-use resources for professionals who want to get involved

Links / CTAs:

• Learn more + free resources: https://www.carbonzeroyouth.org/
• Follow Julia Pooler: Julia Pooler | LinkedIn

Mechanical engineer turned sustainability leader Kristy Walson (Principal, Branch Pattern; LEED Fellow) joins Clear Haze Exchange to break down decarbonization in plain language. We talk operational carbon, embodied carbon, and refrigerants, why energy modeling matters, how to start with utility data, and why lease language can block building upgrades. Kristy also shares lessons from her Rebuild 2024 talk and the industry effort behind MEP 2040.

What you’ll learn:

• Why decarbonization doesn’t always cost more—and often saves over time
• The “three carbons”: operational, embodied, refrigerants (and how they map to scope 1–3)
• How to use utility bills, work orders, and simple data to find quick wins
• Where energy modeling helps owners make better decisions
• Why green leases matter for big buildings and portfolios
• Setting goals early—and holding the team to them

Guest: Kristy Walson — Principal at Branch Pattern, LEED Fellow; focuses on energy modeling, net-zero strategy, and whole-life carbon.
Host: Marcus Hazelwood, CEM — Principal at EA Energy Solutions; host of Clear Haze Exchange.

In this episode of Clear Haze Exchange, Marcus Hazelwood sits down with Greg Kwak, Vice President of Business & Product Development at Diversified Biotech, a Massachusetts-based company leading the charge toward sustainable lab consumables.

Greg shares how PlanetSafe, their plant-based alternative to traditional lab plastics, is reshaping research and healthcare through science-driven sustainability. The two discuss how innovation, transparency, and equity all play a role in making labs more sustainable — without sacrificing performance.

What you’ll learn:

• How Diversified Biotech turned sugarcane into a plant-based replacement for single-use plastics
• Why “scope 3 emissions” matter for research and healthcare facilities
• How sustainable manufacturing reduces carbon impact by up to 90 percent
• Why true sustainability also means equity for the people producing the materials
• What circularity and “sustainably scalable” design mean for the future of science

This episode of Clear Haze Exchange is extra special—Marcus sits down with his sister Janelle Ball, founder and CEO of BC Educators and host of That’s Derm Good Podcast.

Janelle helps dermatology practices across the country get patients the right treatments faster. She shares how she built her company, how patient access works behind the scenes, and why education and empathy drive real impact.

The two talk about:

• Growing up in a family of nine and what it taught them about leadership
• How energy efficiency and patient access share common ground
• The importance of education and advocacy in both industries
• Building a business, balancing family, and keeping passion alive

In this episode of Clear Haze Exchange, host Marcus Hazelwood sits down with Dr. Eric Woodroof, founder of Profitable Green Solutions and creator of multiple industry certifications, including programs under the Association of Energy Engineers (AEE).

Dr. Woodroof has trained thousands of Certified Energy Managers (CEMs) around the world—including Marcus himself—and shares decades of insights on how to make energy efficiency both financially rewarding and environmentally impactful.

From personal solar investments delivering 15% returns to how cities can unlock capital through performance contracting, this conversation breaks down what makes sustainability work in practice. The two explore topics like:

• Why “following the money” can accelerate decarbonization
• Common misconceptions about energy performance contracts
• How language, AI, and simplicity drive better communication in energy projects
• Lessons learned from training professionals across six continents
• Leadership, policy, and leading by example in the global race toward carbon neutrality

More Information: Profitable Green Solutions | Energy Efficiency Training

Key Quote: